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2 | /* ==================================================================== | |
3 | * | |
4 | * MOD_GZIP.C - Version 1.3.19.1a | |
5 | * | |
6 | * This program was developed and is currently maintained by | |
7 | * Remote Communications, Inc. | |
8 | * Home page: http://www.RemoteCommunications.com | |
9 | * | |
10 | * Original author: Kevin Kiley, CTO, Remote Communications, Inc. | |
11 | * Email: Kiley@RemoteCommunications.com | |
12 | * | |
13 | * As of this writing there is an online support forum which | |
14 | * anyone may join by following the instructions found at... | |
15 | * http://lists.over.net/mailman/listinfo/mod_gzip | |
16 | * | |
17 | * ==================================================================== | |
18 | */ | |
19 | ||
20 | /* APACHE LICENSE: START | |
21 | * | |
22 | * Portions of this software are covered under the following license | |
23 | * which, as it states, must remain included in this source code | |
24 | * module and may not be altered in any way. | |
25 | */ | |
26 | ||
27 | /* ==================================================================== | |
28 | * The Apache Software License, Version 1.1 | |
29 | * | |
30 | * Copyright (c) 2000 The Apache Software Foundation. All rights | |
31 | * reserved. | |
32 | * | |
33 | * Redistribution and use in source and binary forms, with or without | |
34 | * modification, are permitted provided that the following conditions | |
35 | * are met: | |
36 | * | |
37 | * 1. Redistributions of source code must retain the above copyright | |
38 | * notice, this list of conditions and the following disclaimer. | |
39 | * | |
40 | * 2. Redistributions in binary form must reproduce the above copyright | |
41 | * notice, this list of conditions and the following disclaimer in | |
42 | * the documentation and/or other materials provided with the | |
43 | * distribution. | |
44 | * | |
45 | * 3. The end-user documentation included with the redistribution, | |
46 | * if any, must include the following acknowledgment: | |
47 | * "This product includes software developed by the | |
48 | * Apache Software Foundation (http://www.apache.org/)." | |
49 | * Alternately, this acknowledgment may appear in the software itself, | |
50 | * if and wherever such third-party acknowledgments normally appear. | |
51 | * | |
52 | * 4. The names "Apache" and "Apache Software Foundation" must | |
53 | * not be used to endorse or promote products derived from this | |
54 | * software without prior written permission. For written | |
55 | * permission, please contact apache@apache.org. | |
56 | * | |
57 | * 5. Products derived from this software may not be called "Apache", | |
58 | * nor may "Apache" appear in their name, without prior written | |
59 | * permission of the Apache Software Foundation. | |
60 | * | |
61 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED | |
62 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
63 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
64 | * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR | |
65 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
66 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
67 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | |
68 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
69 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
70 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT | |
71 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
72 | * SUCH DAMAGE. | |
73 | * ==================================================================== | |
74 | * | |
75 | * This software consists of voluntary contributions made by many | |
76 | * individuals on behalf of the Apache Software Foundation. For more | |
77 | * information on the Apache Software Foundation, please see | |
78 | * <http://www.apache.org/>. | |
79 | * | |
80 | * Portions of this software are based upon public domain software | |
81 | * originally written at the National Center for Supercomputing Applications, | |
82 | * University of Illinois, Urbana-Champaign. | |
83 | */ | |
84 | ||
85 | /* APACHE LICENSE: END */ | |
86 | ||
87 | #define CORE_PRIVATE | |
88 | ||
89 | #include "httpd.h" | |
90 | #include "http_config.h" | |
91 | #include "http_core.h" | |
92 | #include "http_log.h" | |
93 | #include "http_main.h" | |
94 | #include "http_protocol.h" | |
95 | #include "http_request.h" | |
96 | #include "util_script.h" | |
97 | ||
98 | extern API_VAR_EXPORT char ap_server_root[ MAX_STRING_LEN ]; | |
99 | ||
100 | char mod_gzip_version[] = "1.3.19.1a"; | |
101 | ||
102 | #define MOD_GZIP_VERSION_INFO_STRING "mod_gzip/1.3.19.1a" | |
103 | ||
104 | /* | |
105 | * Declare the NAME by which this module will be known. | |
106 | * This is the NAME that will be used in LoadModule command(s). | |
107 | */ | |
108 | ||
109 | extern module MODULE_VAR_EXPORT gzip_module; | |
110 | ||
111 | /* | |
112 | * Turn MOD_GZIP_USES_APACHE_LOGS switch ON to include the | |
113 | * code that can update Apache logs with compression information. | |
114 | */ | |
115 | ||
116 | #define MOD_GZIP_USES_APACHE_LOGS | |
117 | ||
118 | /* | |
119 | * Turn MOD_GZIP_DEBUG1 switch ON to include debug code. | |
120 | * This is normally OFF by default and should only be | |
121 | * used for diagnosing problems. The log output is | |
122 | * VERY detailed and the log files will be HUGE. | |
123 | */ | |
124 | ||
125 | /* | |
126 | #define MOD_GZIP_DEBUG1 | |
127 | */ | |
128 | ||
129 | /* | |
130 | * Turn MOD_GZIP_DEBUG1_VERBOSE1 switch ON to include | |
131 | * some VERY 'verbose' debug code such as request record | |
132 | * dumps during transactions and hex dumps of data. | |
133 | * This is normally OFF by default. MOD_GZIP_DEBUG1 | |
134 | * switch must also be 'on' for this to have any effect. | |
135 | */ | |
136 | ||
137 | #ifdef MOD_GZIP_DEBUG1 | |
138 | #define MOD_GZIP_DEBUG1_VERBOSE1 | |
139 | #endif | |
140 | ||
141 | /* | |
142 | * Turn this 'define' on to send all log output to | |
143 | * Apache error_log instead of a flat file. "LogLevel debug" | |
144 | * must be set in httpd.conf for log output to appear in error_log. | |
145 | */ | |
146 | ||
147 | /* | |
148 | #define MOD_GZIP_LOG_IS_APACHE_LOG | |
149 | */ | |
150 | ||
151 | /* | |
152 | * Other globals... | |
153 | */ | |
154 | ||
155 | #ifndef MOD_GZIP_MAX_PATH_LEN | |
156 | #define MOD_GZIP_MAX_PATH_LEN 512 | |
157 | #endif | |
158 | ||
159 | #ifdef WIN32 | |
160 | char mod_gzip_dirsep[]="\\"; | |
161 | #else | |
162 | char mod_gzip_dirsep[]="/"; | |
163 | #endif | |
164 | ||
165 | #define MOD_GZIP_IMAP_MAXNAMES 256 | |
166 | #define MOD_GZIP_IMAP_MAXNAMELEN 90 | |
167 | ||
168 | #define MOD_GZIP_IMAP_ISNONE 0 | |
169 | #define MOD_GZIP_IMAP_ISMIME 1 | |
170 | #define MOD_GZIP_IMAP_ISHANDLER 2 | |
171 | #define MOD_GZIP_IMAP_ISFILE 3 | |
172 | #define MOD_GZIP_IMAP_ISURI 4 | |
173 | #define MOD_GZIP_IMAP_ISREQHEADER 5 | |
174 | #define MOD_GZIP_IMAP_ISRSPHEADER 6 | |
175 | #define MOD_GZIP_IMAP_ISPORT 7 | |
176 | #define MOD_GZIP_IMAP_ISADDRESS 8 | |
177 | ||
178 | #define MOD_GZIP_IMAP_STATIC1 9001 | |
179 | #define MOD_GZIP_IMAP_DYNAMIC1 9002 | |
180 | #define MOD_GZIP_IMAP_DYNAMIC2 9003 | |
181 | #define MOD_GZIP_IMAP_DECLINED1 9004 | |
182 | ||
183 | #define MOD_GZIP_REQUEST 9005 | |
184 | #define MOD_GZIP_RESPONSE 9006 | |
185 | ||
186 | typedef struct { | |
187 | int include; | |
188 | int type; | |
189 | int action; | |
190 | int direction; | |
191 | unsigned port; | |
192 | int len1; | |
193 | regex_t *pregex; | |
194 | ||
195 | char name[ MOD_GZIP_IMAP_MAXNAMELEN + 2 ]; | |
196 | int namelen; | |
197 | } mod_gzip_imap; | |
198 | ||
199 | int mod_gzip_imap_size = (int) sizeof( mod_gzip_imap ); | |
200 | ||
201 | #define MOD_GZIP_CONFIG_MODE_SERVER 1 | |
202 | #define MOD_GZIP_CONFIG_MODE_DIRECTORY 2 | |
203 | #define MOD_GZIP_CONFIG_MODE_COMBO 3 | |
204 | ||
205 | typedef struct { | |
206 | ||
207 | int cmode; | |
208 | ||
209 | char *loc; | |
210 | ||
211 | int is_on; | |
212 | int is_on_set; | |
213 | ||
214 | int keep_workfiles; | |
215 | int keep_workfiles_set; | |
216 | ||
217 | int dechunk; | |
218 | int dechunk_set; | |
219 | ||
220 | int add_header_count; | |
221 | int add_header_count_set; | |
222 | ||
223 | int min_http; | |
224 | int min_http_set; | |
225 | ||
226 | long minimum_file_size; | |
227 | int minimum_file_size_set; | |
228 | ||
229 | long maximum_file_size; | |
230 | int maximum_file_size_set; | |
231 | ||
232 | long maximum_inmem_size; | |
233 | int maximum_inmem_size_set; | |
234 | ||
235 | char temp_dir[256]; /* Length is safety-checked during startup */ | |
236 | int temp_dir_set; | |
237 | ||
238 | int imap_total_entries; | |
239 | int imap_total_ismime; | |
240 | int imap_total_isfile; | |
241 | int imap_total_isuri; | |
242 | int imap_total_ishandler; | |
243 | int imap_total_isreqheader; | |
244 | int imap_total_isrspheader; | |
245 | ||
246 | mod_gzip_imap imap[ MOD_GZIP_IMAP_MAXNAMES + 1 ]; | |
247 | ||
248 | #define MOD_GZIP_COMMAND_VERSION_USED | |
249 | #ifdef MOD_GZIP_COMMAND_VERSION_USED | |
250 | #define MOD_GZIP_COMMAND_VERSION 8001 | |
251 | #define MOD_GZIP_COMMAND_VERSION_MAXLEN 128 | |
252 | char command_version[ MOD_GZIP_COMMAND_VERSION_MAXLEN + 1 ]; | |
253 | int command_version_set; | |
254 | #endif | |
255 | ||
256 | #define MOD_GZIP_CAN_NEGOTIATE | |
257 | #ifdef MOD_GZIP_CAN_NEGOTIATE | |
258 | int can_negotiate; | |
259 | int can_negotiate_set; | |
260 | #endif | |
261 | ||
262 | } mod_gzip_conf; | |
263 | ||
264 | long mod_gzip_iusn = 0; | |
265 | ||
266 | int mod_gzip_strncmp( char *s1, char *s2, int len1 ); | |
267 | int mod_gzip_strnicmp( char *s1, char *s2, int len1 ); | |
268 | int mod_gzip_strcpy( char *s1, char *s2 ); | |
269 | int mod_gzip_strcat( char *s1, char *s2 ); | |
270 | int mod_gzip_strlen( char *s1 ); | |
271 | int mod_gzip_stringcontains( char *source, char *substring ); | |
272 | int mod_gzip_strendswith( char *s1, char *s2, int ignorcase ); | |
273 | ||
274 | #ifdef MOD_GZIP_CAN_NEGOTIATE | |
275 | int mod_gzip_check_for_precompressed_file( request_rec *r ); | |
276 | #endif | |
277 | ||
278 | int mod_gzip_create_unique_filename( | |
279 | char *prefix, | |
280 | char *target, | |
281 | int targetmaxlen | |
282 | ); | |
283 | ||
284 | int mod_gzip_delete_file( | |
285 | request_rec *r, | |
286 | char *filename | |
287 | ); | |
288 | ||
289 | int mod_gzip_flush_and_update_counts( | |
290 | request_rec *r, | |
291 | mod_gzip_conf *dconf, | |
292 | long total_header_bytes_sent, | |
293 | long total_body_bytes_sent | |
294 | ); | |
295 | ||
296 | long mod_gzip_sendfile1( | |
297 | request_rec *r, | |
298 | char *input_filename, | |
299 | FILE *ifh_passed, | |
300 | long starting_offset | |
301 | ); | |
302 | ||
303 | int mod_gzip_sendfile2( | |
304 | request_rec *r, | |
305 | mod_gzip_conf *dconf, | |
306 | char *input_filename | |
307 | ); | |
308 | ||
309 | int mod_gzip_dyn1_getfdo1( | |
310 | request_rec *r, | |
311 | char *filename | |
312 | ); | |
313 | ||
314 | int mod_gzip_redir1_handler( | |
315 | request_rec *r, | |
316 | mod_gzip_conf *dconf | |
317 | ); | |
318 | ||
319 | long mod_gzip_send( | |
320 | char *buf, | |
321 | long buflen, | |
322 | request_rec *r | |
323 | ); | |
324 | ||
325 | int mod_gzip_encode_and_transmit( | |
326 | request_rec *r, | |
327 | mod_gzip_conf *dconf, | |
328 | char *source, | |
329 | int source_is_a_file, | |
330 | long input_size, | |
331 | int nodecline, | |
332 | long header_length, | |
333 | char *result_prefix_string | |
334 | ); | |
335 | ||
336 | typedef struct _GZP_CONTROL { | |
337 | ||
338 | int decompress; | |
339 | ||
340 | int input_ismem; | |
341 | char *input_ismem_ibuf; | |
342 | long input_ismem_ibuflen; | |
343 | ||
344 | char input_filename[ MOD_GZIP_MAX_PATH_LEN + 2 ]; | |
345 | ||
346 | long input_offset; | |
347 | ||
348 | int output_ismem; | |
349 | char *output_ismem_obuf; | |
350 | long output_ismem_obuflen; | |
351 | ||
352 | char output_filename[ MOD_GZIP_MAX_PATH_LEN + 2 ]; | |
353 | ||
354 | int result_code; | |
355 | long bytes_out; | |
356 | ||
357 | } GZP_CONTROL; | |
358 | ||
359 | int gzp_main( request_rec *, GZP_CONTROL *gzp ); | |
360 | ||
361 | char mod_gzip_check_permissions[] = | |
362 | "Make sure all named directories exist and have the correct permissions."; | |
363 | ||
364 | #ifdef MOD_GZIP_DEBUG1 | |
365 | ||
366 | server_rec *mod_gzip_server_now = 0; | |
367 | ||
368 | const char *npp( const char *s ) | |
369 | { | |
370 | /* NOTE: This 'Null Pointer Protection' call is really only */ | |
371 | /* needed for the Solaris Operating System which seems to have */ | |
372 | /* some kind of problem handling NULL pointers passed to certain */ | |
373 | /* STDLIB calls. Sloaris will GP fault where all other OS's are OK. */ | |
374 | ||
375 | if ( s ) return s; | |
376 | else return "NULL"; | |
377 | } | |
378 | ||
379 | #ifdef MOD_GZIP_LOG_IS_APACHE_LOG | |
380 | ||
381 | void mod_gzip_printf( const char *fmt, ... ) | |
382 | { | |
383 | int l; | |
384 | ||
385 | va_list ap; | |
386 | ||
387 | char log_line[2048]; | |
388 | ||
389 | va_start( ap, fmt ); | |
390 | ||
391 | l = vsprintf( log_line, fmt, ap ); | |
392 | ||
393 | va_end(ap); | |
394 | ||
395 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_DEBUG, mod_gzip_server_now, log_line); | |
396 | ||
397 | return; | |
398 | } | |
399 | ||
400 | #else | |
401 | ||
402 | void mod_gzip_printf( const char *fmt, ... ) | |
403 | { | |
404 | int l; | |
405 | char *p1; | |
406 | FILE *log; | |
407 | ||
408 | va_list ap; | |
409 | ||
410 | char logname[256]; | |
411 | char log_line[4096]; | |
412 | ||
413 | #ifdef WIN32 | |
414 | long pid = GetCurrentProcessId(); | |
415 | #else | |
416 | long pid = (long) getpid(); | |
417 | #endif | |
418 | ||
419 | #ifdef WIN32 | |
420 | sprintf( logname, "c:\\temp\\t%ld.log",(long)pid); | |
421 | #else | |
422 | sprintf( logname, "/tmp/t%ld.log",(long)pid); | |
423 | #endif | |
424 | ||
425 | log = fopen( logname,"a" ); | |
426 | ||
427 | if ( !log ) | |
428 | { | |
429 | return; | |
430 | } | |
431 | ||
432 | va_start( ap, fmt ); | |
433 | ||
434 | l = vsprintf(log_line, fmt, ap); | |
435 | ||
436 | p1=log_line; | |
437 | while((*p1!=0)&&(*p1!=13)&&(*p1!=10)) p1++; | |
438 | *p1=0; | |
439 | ||
440 | fprintf( log, "%s\n", log_line ); | |
441 | ||
442 | fclose( log ); | |
443 | ||
444 | va_end(ap); | |
445 | ||
446 | return; | |
447 | } | |
448 | ||
449 | #endif | |
450 | ||
451 | void mod_gzip_hexdump( char *buffer, int buflen ) | |
452 | { | |
453 | int i,o1,o2,o3; | |
454 | ||
455 | int len1; | |
456 | int len2; | |
457 | ||
458 | char ch1; | |
459 | char ch2; | |
460 | char s[40]; | |
461 | char l1[129]; | |
462 | char l2[129]; | |
463 | char l3[300]; | |
464 | ||
465 | long offset1=0L; | |
466 | ||
467 | o1=0; | |
468 | o2=0; | |
469 | o3=0; | |
470 | ||
471 | l1[0] = 0; | |
472 | l2[0] = 0; | |
473 | l3[0] = 0; | |
474 | ||
475 | offset1 = 0; | |
476 | ||
477 | for ( i=0; i<buflen; i++ ) | |
478 | { | |
479 | ch1 = (char) *buffer++; | |
480 | ||
481 | #define DUMPIT_ASTERISK 42 | |
482 | #define DUMPIT_LAPOSTROPHE 96 | |
483 | #define DUMPIT_RAPOSTROPHE 39 | |
484 | #define DUMPIT_PERIOD 46 | |
485 | #define DUMPIT_CR 67 | |
486 | #define DUMPIT_LF 76 | |
487 | ||
488 | #ifdef MASK_ONLY_CERTAIN_CHARS | |
489 | if ( ch1 == 0 ) ch2 = DUMPIT_PERIOD; | |
490 | else if ( ch1 == 13 ) ch2 = DUMPIT_CR; | |
491 | else if ( ch1 == 10 ) ch2 = DUMPIT_LF; | |
492 | else if ( ch1 == 9 ) ch2 = DUMPIT_LAPOSTROPHE; | |
493 | else ch2 = ch1; | |
494 | #endif | |
495 | ||
496 | #define MASK_ALL_NON_PRINTABLE_CHARS | |
497 | #ifdef MASK_ALL_NON_PRINTABLE_CHARS | |
498 | ||
499 | if ( ch1 == 13 ) ch2 = DUMPIT_CR; | |
500 | else if ( ch1 == 10 ) ch2 = DUMPIT_LF; | |
501 | else if ( ch1 < 32 ) ch2 = DUMPIT_PERIOD; | |
502 | else if ( ch1 > 126) ch2 = DUMPIT_LAPOSTROPHE; | |
503 | else if ( ch1 == 37 ) ch2 = DUMPIT_ASTERISK; | |
504 | else if ( ch1 == 92 ) ch2 = DUMPIT_ASTERISK; | |
505 | else ch2 = ch1; | |
506 | ||
507 | #endif | |
508 | ||
509 | l2[o2++] = ch2; | |
510 | ||
511 | sprintf( s, "%02X", ch1 ); | |
512 | ||
513 | if ( mod_gzip_strlen(s) > 2 ) s[2]=0; | |
514 | ||
515 | len1 = mod_gzip_strlen(s); | |
516 | len2 = mod_gzip_strlen(l1); | |
517 | ||
518 | if ( mod_gzip_strlen(l1) < (int)(sizeof(l1) - (len1+1)) ) | |
519 | { | |
520 | strcat( l1, s ); | |
521 | strcat( l1, " " ); | |
522 | } | |
523 | ||
524 | if ( o2 >= 16 ) | |
525 | { | |
526 | l2[o2]=0; | |
527 | ||
528 | mod_gzip_printf( "%6lu| %-49.49s| %-16.16s |", offset1, l1, l2 ); | |
529 | ||
530 | offset1 += o2; | |
531 | ||
532 | o1=0; | |
533 | o2=0; | |
534 | o3=0; | |
535 | ||
536 | l1[0] = 0; | |
537 | l2[0] = 0; | |
538 | l3[0] = 0; | |
539 | } | |
540 | } | |
541 | ||
542 | if ( o2 > 0 ) | |
543 | { | |
544 | l2[o2]=0; | |
545 | ||
546 | mod_gzip_printf( "%6lu| %-49.49s| %-16.16s |", offset1, l1, l2 ); | |
547 | ||
548 | offset1 += o2; | |
549 | ||
550 | o1 = o2 = o3 = 0; | |
551 | ||
552 | l1[0] = 0; | |
553 | l2[0] = 0; | |
554 | l3[0] = 0; | |
555 | } | |
556 | } | |
557 | ||
558 | int mod_gzip_log_comerror( request_rec *r, char *p, int error ) | |
559 | { | |
560 | int i=0; | |
561 | char b[3][90]; | |
562 | ||
563 | b[0][0]=0; | |
564 | b[1][0]=0; | |
565 | b[2][0]=0; | |
566 | ||
567 | #if defined(WIN32) || defined(NETWARE) | |
568 | ||
569 | if ( error == WSANOTINITIALISED ) | |
570 | { | |
571 | sprintf(b[0],"%s * WSANOTINITIALISED",p); | |
572 | sprintf(b[1],"%s * A successful WSAStartup() must occur",p); | |
573 | sprintf(b[2],"%s * before using this WINSOCK API call.",p); | |
574 | } | |
575 | else if ( error == WSAENETDOWN ) | |
576 | { | |
577 | sprintf(b[0],"%s * WSAENETDOWN",p); | |
578 | sprintf(b[1],"%s * The Windows Sockets implementation has detected",p); | |
579 | sprintf(b[2],"%s * that the network subsystem has failed.",p); | |
580 | } | |
581 | else if ( error == WSAENOTCONN ) | |
582 | { | |
583 | sprintf(b[0],"%s * WSAENOTCONN",p); | |
584 | sprintf(b[1],"%s * The socket is not connected.",p); | |
585 | } | |
586 | else if ( error == WSAEINTR ) | |
587 | { | |
588 | sprintf(b[0],"%s * WSAEINTR",p); | |
589 | sprintf(b[1],"%s * The (blocking) call was cancelled",p); | |
590 | sprintf(b[2],"%s * via WSACancelBlockingCall()",p); | |
591 | } | |
592 | else if ( error == WSAEINPROGRESS ) | |
593 | { | |
594 | sprintf(b[0],"%s * WSAEINPROGRESS",p); | |
595 | sprintf(b[1],"%s * A blocking Windows Sockets operation",p); | |
596 | sprintf(b[2],"%s * is in progress.",p); | |
597 | } | |
598 | else if ( error == WSAENOTSOCK ) | |
599 | { | |
600 | sprintf(b[0],"%s * WSAENOTSOCK",p); | |
601 | sprintf(b[1],"%s * The descriptor is not a socket.",p); | |
602 | } | |
603 | else if ( error == WSAEOPNOTSUPP ) | |
604 | { | |
605 | sprintf(b[0],"%s * WSAEOPNOTSUPP",p); | |
606 | sprintf(b[1],"%s * MSG_OOB was specified, but the socket is",p); | |
607 | sprintf(b[2],"%s * not of type SOCK_STREAM.",p); | |
608 | } | |
609 | else if ( error == WSAESHUTDOWN ) | |
610 | { | |
611 | sprintf(b[0],"%s * WSAESHUTDOWN",p); | |
612 | sprintf(b[1],"%s * The socket has been shutdown.",p); | |
613 | } | |
614 | else if ( error == WSAEWOULDBLOCK ) | |
615 | { | |
616 | sprintf(b[0],"%s * WSAEWOULDBLOCK",p); | |
617 | sprintf(b[1],"%s * The socket is marked as non-blocking",p); | |
618 | sprintf(b[2],"%s * and receive operation would block.",p); | |
619 | } | |
620 | else if ( error == WSAEMSGSIZE ) | |
621 | { | |
622 | sprintf(b[0],"%s * WSAEMSGSIZE",p); | |
623 | sprintf(b[1],"%s * The datagram was too large to",p); | |
624 | sprintf(b[2],"%s * fit into the specified buffer.",p); | |
625 | } | |
626 | else if ( error == WSAEINVAL ) | |
627 | { | |
628 | sprintf(b[0],"%s * WSAEINVAL",p); | |
629 | sprintf(b[1],"%s * The socket has not been bound with bind().",p); | |
630 | } | |
631 | else if ( error == WSAECONNABORTED ) | |
632 | { | |
633 | sprintf(b[0],"%s * WSAECONNABORTED",p); | |
634 | sprintf(b[1],"%s * The virtual circuit was aborted",p); | |
635 | sprintf(b[2],"%s * due to timeout or other failure.",p); | |
636 | } | |
637 | else if ( error == WSAECONNRESET ) | |
638 | { | |
639 | sprintf(b[0],"%s * WSAECONNRESET",p); | |
640 | sprintf(b[1],"%s * The virtual circuit was reset by the remote side.",p); | |
641 | } | |
642 | else | |
643 | { | |
644 | sprintf(b[0],"%s * WSA????",p); | |
645 | sprintf(b[1],"%s * Unexpected WINSOCK error code %d",p,error); | |
646 | } | |
647 | ||
648 | #else | |
649 | ||
650 | if ( error == EBADF ) sprintf(b[0],"%s * EBADF", p ); | |
651 | else if ( error == EAGAIN ) sprintf(b[0],"%s * EAGAIN",p ); | |
652 | else if ( error == EDQUOT ) sprintf(b[0],"%s * EDQUOT",p ); | |
653 | else if ( error == EFAULT ) sprintf(b[0],"%s * EFAULT",p ); | |
654 | else if ( error == EFBIG ) sprintf(b[0],"%s * EFBIG", p ); | |
655 | else if ( error == EINTR ) sprintf(b[0],"%s * EINTR", p ); | |
656 | else if ( error == EINVAL ) sprintf(b[0],"%s * EINVAL",p ); | |
657 | else if ( error == EIO ) sprintf(b[0],"%s * EIO", p ); | |
658 | else if ( error == ENOSPC ) sprintf(b[0],"%s * ENOSPC",p ); | |
659 | else if ( error == ENXIO ) sprintf(b[0],"%s * ENXIO", p ); | |
660 | else if ( error == EPIPE ) sprintf(b[0],"%s * EPIPE", p ); | |
661 | else if ( error == ERANGE ) sprintf(b[0],"%s * ERANGE",p ); | |
662 | else if ( error == EINVAL ) sprintf(b[0],"%s * EINVAL",p ); | |
663 | else if ( error == EWOULDBLOCK ) sprintf(b[0],"%s * EWOULDBLOCK",p ); | |
664 | ||
665 | else | |
666 | { | |
667 | sprintf(b[0],"%s * E???? Unexpected error code %d",p,error); | |
668 | } | |
669 | ||
670 | #endif | |
671 | ||
672 | for ( i=0; i<3; i++ ) | |
673 | { | |
674 | if ( b[i][0] != 0 ) | |
675 | { | |
676 | #ifdef MOD_GZIP_DEBUG1 | |
677 | mod_gzip_printf("%s",npp(b[i])); | |
678 | #endif | |
679 | } | |
680 | } | |
681 | ||
682 | return( 1 ); | |
683 | } | |
684 | ||
685 | int mod_gzip_translate_comerror( int error, char *buf ) | |
686 | { | |
687 | char bb[40]; | |
688 | ||
689 | if ( buf == 0 ) | |
690 | { | |
691 | return 0; | |
692 | } | |
693 | ||
694 | #if defined(WIN32) || defined(NETWARE) | |
695 | ||
696 | if ( error == WSANOTINITIALISED ) sprintf(bb,"WSANOTINITIALISED"); | |
697 | else if ( error == WSAENETDOWN ) sprintf(bb,"WSAENETDOWN"); | |
698 | else if ( error == WSAENOTCONN ) sprintf(bb,"WSAENOTCONN"); | |
699 | else if ( error == WSAEINTR ) sprintf(bb,"WSAEINTR"); | |
700 | else if ( error == WSAEINPROGRESS ) sprintf(bb,"WSAEINPROGRESS"); | |
701 | else if ( error == WSAENOTSOCK ) sprintf(bb,"WSAENOTSOCK"); | |
702 | else if ( error == WSAEOPNOTSUPP ) sprintf(bb,"WSAEOPNOTSUPP"); | |
703 | else if ( error == WSAESHUTDOWN ) sprintf(bb,"WSAESHUTDOWN"); | |
704 | else if ( error == WSAEWOULDBLOCK ) sprintf(bb,"WSAEWOULDBLOCK"); | |
705 | else if ( error == WSAEMSGSIZE ) sprintf(bb,"WSAEMSGSIZE"); | |
706 | else if ( error == WSAEINVAL ) sprintf(bb,"WSAEINVAL"); | |
707 | else if ( error == WSAECONNABORTED ) sprintf(bb,"WSAECONNABORTED"); | |
708 | else if ( error == WSAECONNRESET ) sprintf(bb,"WSAECONNRESET"); | |
709 | else sprintf(bb,"%d=WSA????",error); | |
710 | ||
711 | #else | |
712 | ||
713 | if ( error == EBADF ) sprintf(bb,"EBADF" ); | |
714 | else if ( error == EAGAIN ) sprintf(bb,"EAGAIN" ); | |
715 | else if ( error == EDQUOT ) sprintf(bb,"EDQUOT" ); | |
716 | else if ( error == EFAULT ) sprintf(bb,"EFAULT" ); | |
717 | else if ( error == EFBIG ) sprintf(bb,"EFBIG" ); | |
718 | else if ( error == EINTR ) sprintf(bb,"EINTR" ); | |
719 | else if ( error == EINVAL ) sprintf(bb,"EINVAL" ); | |
720 | else if ( error == EIO ) sprintf(bb,"EIO" ); | |
721 | else if ( error == ENOSPC ) sprintf(bb,"ENOSPC" ); | |
722 | else if ( error == ENXIO ) sprintf(bb,"ENXIO" ); | |
723 | else if ( error == EPIPE ) sprintf(bb,"EPIPE" ); | |
724 | else if ( error == ERANGE ) sprintf(bb,"ERANGE" ); | |
725 | else if ( error == EINVAL ) sprintf(bb,"EINVAL" ); | |
726 | else if ( error == EWOULDBLOCK ) sprintf(bb,"EWOULDBLOCK" ); | |
727 | else sprintf(bb,"%d=E????",error); | |
728 | ||
729 | #endif | |
730 | ||
731 | mod_gzip_strcpy( buf, bb ); | |
732 | ||
733 | return( 1 ); | |
734 | } | |
735 | ||
736 | #endif | |
737 | ||
738 | int mod_gzip_validate1( | |
739 | request_rec *r, | |
740 | mod_gzip_conf *mgc, | |
741 | char *r__filename, | |
742 | char *r__uri, | |
743 | char *r__content_type, | |
744 | char *r__handler, | |
745 | char *fieldkey, | |
746 | char *fieldstring, | |
747 | int direction | |
748 | ) | |
749 | { | |
750 | int x = 0; | |
751 | int clen = 0; | |
752 | int hlen = 0; | |
753 | int flen = 0; | |
754 | int ulen = 0; | |
755 | int pass = 0; | |
756 | int passes = 2; | |
757 | char *this_name = 0; | |
758 | int this_type = 0; | |
759 | int this_len1 = 0; | |
760 | int this_action = 0; | |
761 | int this_include = 0; | |
762 | char *checktarget = 0; | |
763 | int pass_result = 0; | |
764 | int action_value = 0; | |
765 | int filter_value = 0; | |
766 | int type_to_match = 0; | |
767 | int ok_to_check_it = 0; | |
768 | int http_field_check = 0; | |
769 | int item_is_included = 0; | |
770 | int item_is_excluded = 0; | |
771 | int type_is_included = 0; | |
772 | ||
773 | regex_t *this_pregex = NULL; | |
774 | int regex_error = 0; | |
775 | ||
776 | #ifdef MOD_GZIP_DEBUG1 | |
777 | char cn[]="mod_gzip_validate1()"; | |
778 | #endif | |
779 | ||
780 | if ( r__filename ) flen = mod_gzip_strlen( (char *) r__filename ); | |
781 | if ( r__uri ) ulen = mod_gzip_strlen( (char *) r__uri ); | |
782 | if ( r__content_type ) clen = mod_gzip_strlen( (char *) r__content_type ); | |
783 | if ( r__handler ) hlen = mod_gzip_strlen( (char *) r__handler ); | |
784 | ||
785 | #ifdef MOD_GZIP_DEBUG1 | |
786 | ||
787 | mod_gzip_printf( "%s: Entry...",cn); | |
788 | mod_gzip_printf( "%s: r__filename = [%s]",cn,npp(r__filename)); | |
789 | mod_gzip_printf( "%s: flen = %d", cn,flen); | |
790 | mod_gzip_printf( "%s: r__uri = [%s]",cn,npp(r__uri)); | |
791 | mod_gzip_printf( "%s: ulen = %d", cn,ulen); | |
792 | mod_gzip_printf( "%s: r__content_type = [%s]",cn,npp(r__content_type)); | |
793 | mod_gzip_printf( "%s: clen = %d", cn,clen); | |
794 | mod_gzip_printf( "%s: r__handler = [%s]",cn,npp(r__handler)); | |
795 | mod_gzip_printf( "%s: hlen = %d", cn,hlen); | |
796 | mod_gzip_printf( "%s: fieldkey = [%s]",cn,npp(fieldkey)); | |
797 | mod_gzip_printf( "%s: fieldstring = [%s]",cn,npp(fieldstring)); | |
798 | mod_gzip_printf( "%s: direction = %d", cn,direction); | |
799 | ||
800 | #endif | |
801 | ||
802 | if ( ( fieldkey ) && ( fieldstring ) ) | |
803 | { | |
804 | http_field_check = 1; | |
805 | ||
806 | passes = 1; | |
807 | ||
808 | if ( direction == MOD_GZIP_REQUEST ) | |
809 | { | |
810 | type_to_match = MOD_GZIP_IMAP_ISREQHEADER; | |
811 | } | |
812 | else if ( direction == MOD_GZIP_RESPONSE ) | |
813 | { | |
814 | type_to_match = MOD_GZIP_IMAP_ISRSPHEADER; | |
815 | } | |
816 | else | |
817 | { | |
818 | #ifdef MOD_GZIP_DEBUG1 | |
819 | mod_gzip_printf( "%s: Invalid 'direction' value.",cn); | |
820 | mod_gzip_printf( "%s: Must be MOD_GZIP_REQUEST or MOD_GZIP_RESPONSE",cn); | |
821 | mod_gzip_printf( "%s: Exit > return( MOD_GZIP_IMAP_DECLINED1 ) >",cn); | |
822 | #endif | |
823 | ||
824 | return( MOD_GZIP_IMAP_DECLINED1 ); | |
825 | } | |
826 | } | |
827 | ||
828 | else if ( ( hlen == 0 ) && ( clen == 0 ) && ( flen == 0 ) ) | |
829 | { | |
830 | #ifdef MOD_GZIP_DEBUG1 | |
831 | mod_gzip_printf( "%s: hlen = 0 = No handler name passed...",cn); | |
832 | mod_gzip_printf( "%s: clen = 0 = No valid content-type passed",cn); | |
833 | mod_gzip_printf( "%s: flen = 0 = No valid filename passed",cn); | |
834 | mod_gzip_printf( "%s: There is nothing we can use to search",cn); | |
835 | mod_gzip_printf( "%s: for a match in the inclusion/exclusion list.",cn); | |
836 | mod_gzip_printf( "%s: Exit > return( MOD_GZIP_IMAP_DECLINED1 ) >",cn); | |
837 | #endif | |
838 | ||
839 | return( MOD_GZIP_IMAP_DECLINED1 ); | |
840 | } | |
841 | ||
842 | #ifdef MOD_GZIP_DEBUG1 | |
843 | mod_gzip_printf( "%s: passes = %d", cn, | |
844 | (int) passes ); | |
845 | mod_gzip_printf( "%s: http_field_check = %d", cn, | |
846 | (int) http_field_check ); | |
847 | mod_gzip_printf( "%s: mgc->imap_total_entries = %d", cn, | |
848 | (int) mgc->imap_total_entries ); | |
849 | #endif | |
850 | ||
851 | for ( pass=0; pass<passes; pass++ ) | |
852 | { | |
853 | pass_result = 0; | |
854 | ||
855 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
856 | #ifdef MOD_GZIP_DEBUG1 | |
857 | mod_gzip_printf( "%s: ",cn); | |
858 | #endif | |
859 | #endif | |
860 | ||
861 | filter_value = pass; | |
862 | ||
863 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
864 | #ifdef MOD_GZIP_DEBUG1 | |
865 | mod_gzip_printf( "%s: pass = %d", cn, pass ); | |
866 | mod_gzip_printf( "%s: filter_value = %d", cn, filter_value ); | |
867 | mod_gzip_printf( "%s: mgc->imap_total_entries = %d", cn, | |
868 | (int) mgc->imap_total_entries ); | |
869 | #endif | |
870 | #endif | |
871 | ||
872 | for ( x=0; x < mgc->imap_total_entries; x++ ) | |
873 | { | |
874 | this_include = mgc->imap[x].include; | |
875 | this_type = mgc->imap[x].type; | |
876 | this_action = mgc->imap[x].action; | |
877 | ||
878 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
879 | #ifdef MOD_GZIP_DEBUG1 | |
880 | ||
881 | mod_gzip_printf( "%s: --------------------------------------------",cn); | |
882 | mod_gzip_printf( "%s: http_field_check = %d", cn,http_field_check ); | |
883 | ||
884 | if ( http_field_check ) | |
885 | { | |
886 | mod_gzip_printf( "%s: fieldkey = [%s]",cn,npp(fieldkey)); | |
887 | mod_gzip_printf( "%s: fieldstring = [%s]",cn,npp(fieldstring)); | |
888 | } | |
889 | else | |
890 | { | |
891 | mod_gzip_printf( "%s: r__filename = [%s]",cn,npp(r__filename)); | |
892 | mod_gzip_printf( "%s: r__uri = [%s]",cn,npp(r__uri)); | |
893 | mod_gzip_printf( "%s: r__content_type = [%s]",cn,npp(r__content_type)); | |
894 | mod_gzip_printf( "%s: r__handler = [%s]",cn,npp(r__handler)); | |
895 | } | |
896 | ||
897 | if ( this_include == 0 ) | |
898 | { | |
899 | mod_gzip_printf( "%s: mgc->imap[%3.3d].include = %d EXCLUDE",cn,x,this_include); | |
900 | } | |
901 | else if ( this_include == 1 ) | |
902 | { | |
903 | mod_gzip_printf( "%s: mgc->imap[%3.3d].include = %d INCLUDE",cn,x,this_include); | |
904 | } | |
905 | else | |
906 | { | |
907 | mod_gzip_printf( "%s: mgc->imap[%3.3d].include = %d ??? UNKNOWN VALUE",cn,x,this_include); | |
908 | } | |
909 | ||
910 | if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISMIME ) | |
911 | { | |
912 | mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISMIME", | |
913 | cn,x,this_type); | |
914 | } | |
915 | else if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISHANDLER ) | |
916 | { | |
917 | mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISHANDLER", | |
918 | cn,x,this_type); | |
919 | } | |
920 | else if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISFILE ) | |
921 | { | |
922 | mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISFILE", | |
923 | cn,x,this_type); | |
924 | } | |
925 | else if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISURI ) | |
926 | { | |
927 | mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISURI", | |
928 | cn,x,this_type); | |
929 | } | |
930 | else if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISREQHEADER ) | |
931 | { | |
932 | mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISREQHEADER", | |
933 | cn,x,this_type); | |
934 | } | |
935 | else if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISRSPHEADER ) | |
936 | { | |
937 | mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISRSPHEADER", | |
938 | cn,x,this_type); | |
939 | } | |
940 | else | |
941 | { | |
942 | mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_IS??? Unknown type", | |
943 | cn,x,this_type); | |
944 | } | |
945 | ||
946 | if ( mgc->imap[x].action == MOD_GZIP_IMAP_STATIC1 ) | |
947 | { | |
948 | mod_gzip_printf( "%s: mgc->imap[%3.3d].action = %d MOD_GZIP_IMAP_STATIC1", | |
949 | cn,x,this_action); | |
950 | } | |
951 | else if ( mgc->imap[x].action == MOD_GZIP_IMAP_DYNAMIC1 ) | |
952 | { | |
953 | mod_gzip_printf( "%s: mgc->imap[%3.3d].action = %d MOD_GZIP_IMAP_DYNAMIC1", | |
954 | cn,x,this_action); | |
955 | } | |
956 | else if ( mgc->imap[x].action == MOD_GZIP_IMAP_DYNAMIC2 ) | |
957 | { | |
958 | mod_gzip_printf( "%s: mgc->imap[%3.3d].action = %d MOD_GZIP_IMAP_DYNAMIC2", | |
959 | cn,x,this_action); | |
960 | } | |
961 | else | |
962 | { | |
963 | mod_gzip_printf( "%s: mgc->imap[%3.3d].action = %d MOD_GZIP_IMAP_??? Unknown action", | |
964 | cn,x,this_action); | |
965 | } | |
966 | ||
967 | mod_gzip_printf( "%s: mgc->imap[%3.3d].name = [%s]",cn,x,npp(mgc->imap[x].name)); | |
968 | mod_gzip_printf( "%s: mgc->imap[%3.3d].namelen = %d", cn,x,mgc->imap[x].namelen); | |
969 | ||
970 | #endif | |
971 | #endif | |
972 | ||
973 | if ( this_include == filter_value ) | |
974 | { | |
975 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
976 | #ifdef MOD_GZIP_DEBUG1 | |
977 | mod_gzip_printf( "%s: This record matches filter_value %d", | |
978 | cn, filter_value ); | |
979 | mod_gzip_printf( "%s: The record will be checked...",cn); | |
980 | #endif | |
981 | #endif | |
982 | ||
983 | type_is_included = 0; | |
984 | checktarget = 0; | |
985 | ||
986 | if ( http_field_check ) | |
987 | { | |
988 | if ( this_type == type_to_match ) | |
989 | { | |
990 | type_is_included = 1; | |
991 | ||
992 | checktarget = (char *) fieldstring; | |
993 | } | |
994 | } | |
995 | else | |
996 | { | |
997 | if ( ( this_type == MOD_GZIP_IMAP_ISMIME ) && | |
998 | ( clen > 0 ) ) | |
999 | { | |
1000 | type_is_included = 1; | |
1001 | ||
1002 | checktarget = r__content_type; | |
1003 | } | |
1004 | else if ( ( this_type == MOD_GZIP_IMAP_ISFILE ) && | |
1005 | ( flen > 0 ) ) | |
1006 | { | |
1007 | type_is_included = 1; | |
1008 | ||
1009 | checktarget = r__filename; | |
1010 | } | |
1011 | else if ( ( this_type == MOD_GZIP_IMAP_ISURI ) && | |
1012 | ( ulen > 0 ) ) | |
1013 | { | |
1014 | type_is_included = 1; | |
1015 | ||
1016 | checktarget = r__uri; | |
1017 | } | |
1018 | else if ( ( this_type == MOD_GZIP_IMAP_ISHANDLER ) && | |
1019 | ( hlen > 0 ) ) | |
1020 | { | |
1021 | type_is_included = 1; | |
1022 | ||
1023 | checktarget = r__handler; | |
1024 | } | |
1025 | } | |
1026 | ||
1027 | if ( type_is_included ) | |
1028 | { | |
1029 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
1030 | #ifdef MOD_GZIP_DEBUG1 | |
1031 | mod_gzip_printf( "%s: type_is_included = %d = YES",cn,type_is_included); | |
1032 | #endif | |
1033 | #endif | |
1034 | ||
1035 | this_name = mgc->imap[x].name; | |
1036 | this_len1 = mgc->imap[x].len1; | |
1037 | this_pregex = mgc->imap[x].pregex; | |
1038 | ||
1039 | ok_to_check_it = 1; | |
1040 | ||
1041 | if ( http_field_check ) | |
1042 | { | |
1043 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
1044 | #ifdef MOD_GZIP_DEBUG1 | |
1045 | mod_gzip_printf( "%s: fieldkey = [%s]",cn,npp(fieldkey)); | |
1046 | mod_gzip_printf( "%s: this_name = [%s]",cn,npp(this_name)); | |
1047 | mod_gzip_printf( "%s: this_len1 = %d", cn,this_len1); | |
1048 | mod_gzip_printf( "%s: Call mod_gzip_strnicmp(fieldkey,this_name,this_len1)...",cn); | |
1049 | #endif | |
1050 | #endif | |
1051 | ||
1052 | if ( mod_gzip_strnicmp( fieldkey, this_name, this_len1 )==0) | |
1053 | { | |
1054 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
1055 | #ifdef MOD_GZIP_DEBUG1 | |
1056 | mod_gzip_printf( "%s: .... mod_gzip_strnicmp() = TRUE",cn); | |
1057 | mod_gzip_printf( "%s: .... Field key name MATCHES",cn); | |
1058 | #endif | |
1059 | #endif | |
1060 | } | |
1061 | else | |
1062 | { | |
1063 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
1064 | #ifdef MOD_GZIP_DEBUG1 | |
1065 | mod_gzip_printf( "%s: .... mod_gzip_strnicmp() = FALSE",cn); | |
1066 | mod_gzip_printf( "%s: .... Field key name does NOT MATCH",cn); | |
1067 | #endif | |
1068 | #endif | |
1069 | ||
1070 | ok_to_check_it = 0; | |
1071 | } | |
1072 | } | |
1073 | ||
1074 | if ( ok_to_check_it ) | |
1075 | { | |
1076 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
1077 | #ifdef MOD_GZIP_DEBUG1 | |
1078 | mod_gzip_printf( "%s: ok_to_check_it = %d = YES",cn,ok_to_check_it); | |
1079 | #endif | |
1080 | #endif | |
1081 | ||
1082 | if ( ( this_pregex ) && ( checktarget ) ) | |
1083 | { | |
1084 | #ifdef MOD_GZIP_DEBUG1 | |
1085 | mod_gzip_printf( "%s: 'this_pregex' is NON-NULL",cn); | |
1086 | mod_gzip_printf( "%s: Performing regular expression check...",cn); | |
1087 | mod_gzip_printf( "%s: Call ap_regexec( this_name=[%s], checktarget=[%s] )", | |
1088 | cn, npp(this_name), npp(checktarget) ); | |
1089 | #endif | |
1090 | ||
1091 | regex_error = | |
1092 | ap_regexec( | |
1093 | this_pregex, checktarget, 0, (regmatch_t *) NULL, 0 ); | |
1094 | ||
1095 | if ( regex_error == 0 ) | |
1096 | { | |
1097 | #ifdef MOD_GZIP_DEBUG1 | |
1098 | mod_gzip_printf( "%s: YYYY regex_error = %d = MATCH!",cn,regex_error); | |
1099 | #endif | |
1100 | ||
1101 | pass_result = 1; | |
1102 | action_value = this_action; | |
1103 | break; | |
1104 | } | |
1105 | else | |
1106 | { | |
1107 | #ifdef MOD_GZIP_DEBUG1 | |
1108 | mod_gzip_printf( "%s: NNNN regex_error = %d = NO MATCH!",cn,regex_error); | |
1109 | #endif | |
1110 | } | |
1111 | } | |
1112 | else | |
1113 | { | |
1114 | #ifdef MOD_GZIP_DEBUG1 | |
1115 | ||
1116 | if ( !this_pregex ) | |
1117 | { | |
1118 | mod_gzip_printf( "%s: 'this_pregex' is NULL",cn); | |
1119 | } | |
1120 | if ( !checktarget ) | |
1121 | { | |
1122 | mod_gzip_printf( "%s: 'checktarget' is NULL",cn); | |
1123 | } | |
1124 | ||
1125 | mod_gzip_printf( "%s: No regular expression check performed",cn); | |
1126 | ||
1127 | #endif | |
1128 | } | |
1129 | } | |
1130 | else | |
1131 | { | |
1132 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
1133 | #ifdef MOD_GZIP_DEBUG1 | |
1134 | mod_gzip_printf( "%s: ok_to_check_it = %d = NO",cn,ok_to_check_it); | |
1135 | mod_gzip_printf( "%s: The record has been SKIPPED...",cn); | |
1136 | #endif | |
1137 | #endif | |
1138 | } | |
1139 | } | |
1140 | else | |
1141 | { | |
1142 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
1143 | #ifdef MOD_GZIP_DEBUG1 | |
1144 | mod_gzip_printf( "%s: type_is_included = %d = NO",cn,type_is_included); | |
1145 | mod_gzip_printf( "%s: The record has been SKIPPED...",cn); | |
1146 | #endif | |
1147 | #endif | |
1148 | } | |
1149 | } | |
1150 | else | |
1151 | { | |
1152 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
1153 | #ifdef MOD_GZIP_DEBUG1 | |
1154 | mod_gzip_printf( "%s: This record does NOT match filter_value %d", | |
1155 | cn, filter_value ); | |
1156 | mod_gzip_printf( "%s: The record has been SKIPPED...",cn); | |
1157 | #endif | |
1158 | #endif | |
1159 | } | |
1160 | } | |
1161 | ||
1162 | #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1 | |
1163 | #ifdef MOD_GZIP_DEBUG1 | |
1164 | mod_gzip_printf( "%s: --------------------------------------------",cn); | |
1165 | mod_gzip_printf( "%s: pass_result = %d",cn,pass_result); | |
1166 | #endif | |
1167 | #endif | |
1168 | ||
1169 | if ( pass_result ) | |
1170 | { | |
1171 | if ( pass == 0 ) item_is_excluded = 1; | |
1172 | else item_is_included = 1; | |
1173 | ||
1174 | break; | |
1175 | } | |
1176 | ||
1177 | }/* End 'for ( pass=0; pass<passes; pass++ )' */ | |
1178 | ||
1179 | #ifdef MOD_GZIP_DEBUG1 | |
1180 | mod_gzip_printf( "%s: item_is_excluded = %d",cn,item_is_excluded); | |
1181 | mod_gzip_printf( "%s: item_is_included = %d",cn,item_is_included); | |
1182 | #endif | |
1183 | ||
1184 | if ( item_is_excluded ) | |
1185 | { | |
1186 | #ifdef MOD_GZIP_DEBUG1 | |
1187 | mod_gzip_printf( "%s: The item is EXCLUDED...",cn); | |
1188 | mod_gzip_printf( "%s: Exit > return( MOD_GZIP_IMAP_DECLINED1 ) >",cn); | |
1189 | #endif | |
1190 | ||
1191 | return( MOD_GZIP_IMAP_DECLINED1 ); | |
1192 | } | |
1193 | ||
1194 | else if ( item_is_included ) | |
1195 | { | |
1196 | #ifdef MOD_GZIP_DEBUG1 | |
1197 | mod_gzip_printf( "%s: The item is INCLUDED...",cn); | |
1198 | mod_gzip_printf( "%s: Exit > return( 1 ) >",cn); | |
1199 | #endif | |
1200 | ||
1201 | return action_value; | |
1202 | } | |
1203 | ||
1204 | if ( http_field_check ) | |
1205 | { | |
1206 | #ifdef MOD_GZIP_DEBUG1 | |
1207 | mod_gzip_printf( "%s: ?? Status unknown ?? Default is to 'accept'...",cn); | |
1208 | mod_gzip_printf( "%s: Exit > return( MOD_GZIP_IMAP_STATIC1 ) >",cn); | |
1209 | #endif | |
1210 | ||
1211 | return MOD_GZIP_IMAP_STATIC1; | |
1212 | } | |
1213 | ||
1214 | #ifdef MOD_GZIP_DEBUG1 | |
1215 | mod_gzip_printf( "%s: Exit > return( MOD_GZIP_IMAP_DECLINED1 ) >",cn); | |
1216 | #endif | |
1217 | ||
1218 | return( MOD_GZIP_IMAP_DECLINED1 ); | |
1219 | } | |
1220 | ||
1221 | ||
1222 | /* NOTE: If API_VAR_EXPORT prefix is not used for 'top_module' */ | |
1223 | /* declaration then MSVC 6.0 will give 'incosistent DLL linkage' */ | |
1224 | /* warning during WIN32 compile... */ | |
1225 | ||
1226 | extern API_VAR_EXPORT module *top_module; | |
1227 | ||
1228 | struct _table { | |
1229 | array_header a; | |
1230 | #ifdef MAKE_TABLE_PROFILE | |
1231 | void *creator; | |
1232 | #endif | |
1233 | }; | |
1234 | typedef struct _table _table; | |
1235 | ||
1236 | #ifdef MOD_GZIP_DEBUG1 | |
1237 | ||
1238 | int mod_gzip_dump_a_table( request_rec *r, _table *t ) | |
1239 | { | |
1240 | table_entry *elts = (table_entry *) t->a.elts; | |
1241 | int i; | |
1242 | ||
1243 | char cn[]="mod_gzip_dump_a_table()"; | |
1244 | ||
1245 | for ( i = 0; i < t->a.nelts; i++ ) | |
1246 | { | |
1247 | mod_gzip_printf( "%s: %3.3d key=[%s] val=[%s]", | |
1248 | cn,i,npp(elts[i].key),npp(elts[i].val)); | |
1249 | } | |
1250 | ||
1251 | return 0; | |
1252 | } | |
1253 | ||
1254 | #endif | |
1255 | ||
1256 | #define MOD_GZIP_RUN_TYPE_CHECKERS 1 | |
1257 | #define MOD_GZIP_RUN_TRANSLATE_HANDLERS 2 | |
1258 | ||
1259 | int mod_gzip_run_handlers( request_rec *r, int flag1 ) | |
1260 | { | |
1261 | int rc; | |
1262 | int count=0; | |
1263 | int runit=0; | |
1264 | int handler_is_present=0; | |
1265 | ||
1266 | module *modp; | |
1267 | ||
1268 | #ifdef MOD_GZIP_DEBUG1 | |
1269 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1270 | const handler_rec *handp; | |
1271 | char cn[]="mod_gzip_run_handlers()"; | |
1272 | #endif | |
1273 | #endif | |
1274 | ||
1275 | #ifdef MOD_GZIP_DEBUG1 | |
1276 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1277 | mod_gzip_server_now = r->server; | |
1278 | mod_gzip_printf( "%s: Entry...",cn); | |
1279 | mod_gzip_printf( "%s: *IN: r->uri =[%s]", cn, npp(r->uri)); | |
1280 | mod_gzip_printf( "%s: *IN: r->unparsed_uri =[%s]", cn, npp(r->unparsed_uri)); | |
1281 | mod_gzip_printf( "%s: *IN: r->filename =[%s]", cn, npp(r->filename)); | |
1282 | mod_gzip_printf( "%s: *IN: r->handler =[%s]", cn, npp(r->handler)); | |
1283 | mod_gzip_printf( "%s: *IN: r->content_type =[%s]", cn, npp(r->content_type)); | |
1284 | #endif | |
1285 | #endif | |
1286 | ||
1287 | if ( flag1 == MOD_GZIP_RUN_TYPE_CHECKERS ) | |
1288 | { | |
1289 | #ifdef MOD_GZIP_DEBUG1 | |
1290 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1291 | mod_gzip_printf( "%s: flag1 = %d = MOD_GZIP_RUN_TYPE_CHECKERS",cn,flag1); | |
1292 | #endif | |
1293 | #endif | |
1294 | } | |
1295 | else if ( flag1 == MOD_GZIP_RUN_TRANSLATE_HANDLERS ) | |
1296 | { | |
1297 | #ifdef MOD_GZIP_DEBUG1 | |
1298 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1299 | mod_gzip_printf( "%s: flag1 = %d = MOD_GZIP_RUN_TRANSLATE_HANDLERS",cn,flag1); | |
1300 | #endif | |
1301 | #endif | |
1302 | } | |
1303 | else | |
1304 | { | |
1305 | #ifdef MOD_GZIP_DEBUG1 | |
1306 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1307 | mod_gzip_printf( "%s: flag1 = %d = MOD_GZIP_RUN_??? Unknown value",cn,flag1); | |
1308 | mod_gzip_printf( "%s: ERROR: Exit > return( DECLINED ) >",cn); | |
1309 | #endif | |
1310 | #endif | |
1311 | ||
1312 | return( DECLINED ); | |
1313 | } | |
1314 | ||
1315 | for ( modp = top_module; modp; modp = modp->next ) | |
1316 | { | |
1317 | #ifdef MOD_GZIP_DEBUG1 | |
1318 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1319 | mod_gzip_printf( "%s: count=%4.4d modp = %10.10ld modp->name=[%s]", | |
1320 | cn,count,(long)modp,npp(modp->name)); | |
1321 | #endif | |
1322 | #endif | |
1323 | ||
1324 | runit = 0; | |
1325 | ||
1326 | if ( modp ) | |
1327 | { | |
1328 | runit = 1; | |
1329 | ||
1330 | if ( modp == &gzip_module ) | |
1331 | { | |
1332 | runit = 0; | |
1333 | } | |
1334 | ||
1335 | #ifdef FUTURE_USE | |
1336 | if ( mod_gzip_strnicmp( (char *) modp->name, "mod_gzip.c",10)==0) | |
1337 | { | |
1338 | runit = 0; | |
1339 | } | |
1340 | #endif | |
1341 | } | |
1342 | ||
1343 | if ( runit ) | |
1344 | { | |
1345 | #ifdef MOD_GZIP_DEBUG1 | |
1346 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1347 | ||
1348 | mod_gzip_printf( "%s: ++++++++++ MODULE FOUND!...",cn); | |
1349 | mod_gzip_printf( "%s: ++++++++++ modp->module_index = %d",cn,(int)modp->module_index); | |
1350 | ||
1351 | #ifdef REFERENCE | |
1352 | ||
1353 | typedef struct { | |
1354 | const char *content_type; | |
1355 | int (*handler) (request_rec *); | |
1356 | } handler_rec; | |
1357 | ||
1358 | typedef struct module_struct { | |
1359 | ... | |
1360 | const handler_rec *handlers; | |
1361 | ... | |
1362 | }module; | |
1363 | ||
1364 | #endif | |
1365 | ||
1366 | mod_gzip_printf( "%s: ++++++++++ METHODS",cn); | |
1367 | mod_gzip_printf( "%s: ++++++++++ modp->translate_handler = %ld",cn,(long)modp->translate_handler); | |
1368 | mod_gzip_printf( "%s: ++++++++++ modp->ap_check_user_id = %ld",cn,(long)modp->ap_check_user_id); | |
1369 | mod_gzip_printf( "%s: ++++++++++ modp->auth_checker = %ld",cn,(long)modp->auth_checker); | |
1370 | mod_gzip_printf( "%s: ++++++++++ modp->access_checker = %ld",cn,(long)modp->access_checker); | |
1371 | mod_gzip_printf( "%s: ++++++++++ modp->type_checker = %ld",cn,(long)modp->type_checker); | |
1372 | mod_gzip_printf( "%s: ++++++++++ modp->fixer_upper = %ld",cn,(long)modp->fixer_upper); | |
1373 | mod_gzip_printf( "%s: ++++++++++ modp->logger = %ld",cn,(long)modp->logger); | |
1374 | mod_gzip_printf( "%s: ++++++++++ modp->header_parser = %ld",cn,(long)modp->header_parser); | |
1375 | mod_gzip_printf( "%s: .......... CONTENT HANDLERS",cn); | |
1376 | ||
1377 | if ( !modp->handlers ) | |
1378 | { | |
1379 | mod_gzip_printf( "%s: .......... NO CONTENT HANDLERS!",cn); | |
1380 | } | |
1381 | else | |
1382 | { | |
1383 | for ( handp = modp->handlers; handp->content_type; ++handp ) | |
1384 | { | |
1385 | mod_gzip_printf( "%s: .......... handp->content_type = [%s]", | |
1386 | cn,npp(handp->content_type)); | |
1387 | mod_gzip_printf( "%s: .......... handp->handler = %ld", | |
1388 | cn,(long)handp->handler); | |
1389 | } | |
1390 | } | |
1391 | ||
1392 | #endif | |
1393 | #endif | |
1394 | ||
1395 | handler_is_present = 0; | |
1396 | ||
1397 | if ( flag1 == MOD_GZIP_RUN_TYPE_CHECKERS ) | |
1398 | { | |
1399 | if ( modp->type_checker ) handler_is_present = 1; | |
1400 | } | |
1401 | else if ( flag1 == MOD_GZIP_RUN_TRANSLATE_HANDLERS ) | |
1402 | { | |
1403 | if ( modp->translate_handler ) handler_is_present = 1; | |
1404 | } | |
1405 | ||
1406 | #ifdef MOD_GZIP_DEBUG1 | |
1407 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1408 | mod_gzip_printf( "%s: handler_is_present = %d ", | |
1409 | cn, handler_is_present); | |
1410 | #endif | |
1411 | #endif | |
1412 | ||
1413 | if ( handler_is_present ) | |
1414 | { | |
1415 | #ifdef MOD_GZIP_DEBUG1 | |
1416 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1417 | ||
1418 | mod_gzip_printf( "%s: 'handler_is_present' is TRUE...",cn); | |
1419 | ||
1420 | mod_gzip_printf( "%s: r->filename = [%s]",cn,npp(r->filename)); | |
1421 | mod_gzip_printf( "%s: r->uri = [%s]",cn,npp(r->uri)); | |
1422 | mod_gzip_printf( "%s: r->handler = [%s]",cn,npp(r->handler)); | |
1423 | mod_gzip_printf( "%s: r->content_type = [%s]",cn,npp(r->content_type)); | |
1424 | ||
1425 | if ( flag1 == MOD_GZIP_RUN_TYPE_CHECKERS ) | |
1426 | { | |
1427 | mod_gzip_printf( "%s: Call (modp->type_checker)(r)...",cn); | |
1428 | } | |
1429 | else if ( flag1 == MOD_GZIP_RUN_TRANSLATE_HANDLERS ) | |
1430 | { | |
1431 | mod_gzip_printf( "%s: Call (modp->translate_handler)(r)...",cn); | |
1432 | } | |
1433 | ||
1434 | #endif | |
1435 | #endif | |
1436 | ||
1437 | if ( flag1 == MOD_GZIP_RUN_TYPE_CHECKERS ) | |
1438 | { | |
1439 | rc = (modp->type_checker)( (request_rec *) r ); | |
1440 | } | |
1441 | else if ( flag1 == MOD_GZIP_RUN_TRANSLATE_HANDLERS ) | |
1442 | { | |
1443 | rc = (modp->translate_handler)( (request_rec *) r ); | |
1444 | } | |
1445 | ||
1446 | #ifdef MOD_GZIP_DEBUG1 | |
1447 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1448 | ||
1449 | if ( flag1 == MOD_GZIP_RUN_TYPE_CHECKERS ) | |
1450 | { | |
1451 | mod_gzip_printf( "%s: Back (modp->type_checker)(r)...",cn); | |
1452 | } | |
1453 | else if ( flag1 == MOD_GZIP_RUN_TRANSLATE_HANDLERS ) | |
1454 | { | |
1455 | mod_gzip_printf( "%s: Back (modp->translate_handler)(r)...",cn); | |
1456 | } | |
1457 | ||
1458 | mod_gzip_printf( "%s: r->filename = [%s]",cn,npp(r->filename)); | |
1459 | mod_gzip_printf( "%s: r->uri = [%s]",cn,npp(r->uri)); | |
1460 | mod_gzip_printf( "%s: r->handler = [%s]",cn,npp(r->handler)); | |
1461 | mod_gzip_printf( "%s: r->content_type = [%s]",cn,npp(r->content_type)); | |
1462 | ||
1463 | if ( rc == OK ) | |
1464 | { | |
1465 | mod_gzip_printf( "%s: rc = %d = OK",cn, rc ); | |
1466 | } | |
1467 | else if ( rc == DECLINED ) | |
1468 | { | |
1469 | mod_gzip_printf( "%s: rc = %d = DECLINED",cn, rc ); | |
1470 | } | |
1471 | else if ( rc == DONE ) | |
1472 | { | |
1473 | mod_gzip_printf( "%s: rc = %d = DONE",cn, rc ); | |
1474 | } | |
1475 | else | |
1476 | { | |
1477 | mod_gzip_printf( "%s: rc = %d = HTTP_ERROR?",cn, rc ); | |
1478 | } | |
1479 | ||
1480 | #endif | |
1481 | #endif | |
1482 | ||
1483 | if ( rc == OK ) | |
1484 | { | |
1485 | #ifdef MOD_GZIP_DEBUG1 | |
1486 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1487 | mod_gzip_printf( "%s: Call SUCCEEDED",cn ); | |
1488 | mod_gzip_printf( "%s: Exit > return( rc=%d ) >",cn,rc); | |
1489 | #endif | |
1490 | #endif | |
1491 | ||
1492 | return rc; | |
1493 | } | |
1494 | else | |
1495 | { | |
1496 | #ifdef MOD_GZIP_DEBUG1 | |
1497 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1498 | mod_gzip_printf( "%s: Call FAILED",cn ); | |
1499 | #endif | |
1500 | #endif | |
1501 | ||
1502 | if ( rc != DECLINED ) | |
1503 | { | |
1504 | #ifdef MOD_GZIP_DEBUG1 | |
1505 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1506 | mod_gzip_printf( "%s: Something other than 'DECLINED' was returned.",cn); | |
1507 | mod_gzip_printf( "%s: Exit > return( rc=%d ) >",cn,rc); | |
1508 | #endif | |
1509 | #endif | |
1510 | ||
1511 | return rc; | |
1512 | } | |
1513 | else | |
1514 | { | |
1515 | #ifdef MOD_GZIP_DEBUG1 | |
1516 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1517 | mod_gzip_printf( "%s: 'DECLINED' was returned... Continuing chain...",cn); | |
1518 | #endif | |
1519 | #endif | |
1520 | } | |
1521 | } | |
1522 | } | |
1523 | else | |
1524 | { | |
1525 | #ifdef MOD_GZIP_DEBUG1 | |
1526 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1527 | mod_gzip_printf( "%s: 'handler_is_present' is FALSE...",cn); | |
1528 | #endif | |
1529 | #endif | |
1530 | } | |
1531 | } | |
1532 | else | |
1533 | { | |
1534 | #ifdef MOD_GZIP_DEBUG1 | |
1535 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1536 | mod_gzip_printf( "%s: 'runit' is FALSE...",cn); | |
1537 | mod_gzip_printf( "%s: SKIPPING THIS MODULE",cn); | |
1538 | #endif | |
1539 | #endif | |
1540 | } | |
1541 | ||
1542 | count++; | |
1543 | } | |
1544 | ||
1545 | #ifdef MOD_GZIP_DEBUG1 | |
1546 | #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1 | |
1547 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
1548 | #endif | |
1549 | #endif | |
1550 | ||
1551 | return DECLINED; | |
1552 | } | |
1553 | ||
1554 | ||
1555 | int mod_gzip_delete_file( | |
1556 | request_rec *r, | |
1557 | char *filename | |
1558 | ) | |
1559 | { | |
1560 | #ifdef MOD_GZIP_DEBUG1 | |
1561 | char cn[]="mod_gzip_delete_file()"; | |
1562 | #endif | |
1563 | ||
1564 | int final_rc = 0; | |
1565 | ||
1566 | #ifdef WIN32 | |
1567 | BOOL rc; | |
1568 | #else | |
1569 | int rc; | |
1570 | #endif | |
1571 | ||
1572 | #ifdef MOD_GZIP_DEBUG1 | |
1573 | mod_gzip_printf( "%s: Entry...",cn); | |
1574 | mod_gzip_printf( "%s: filename = [%s]",cn,npp(filename)); | |
1575 | #endif | |
1576 | ||
1577 | #ifdef WIN32 | |
1578 | ||
1579 | #ifdef MOD_GZIP_DEBUG1 | |
1580 | mod_gzip_printf( "%s: Call DeleteFile(%s)...",cn,npp(filename)); | |
1581 | #endif | |
1582 | ||
1583 | rc = (BOOL) DeleteFile( filename ); | |
1584 | ||
1585 | #ifdef MOD_GZIP_DEBUG1 | |
1586 | mod_gzip_printf( "%s: Back DeleteFile(%s)...",cn,npp(filename)); | |
1587 | #endif | |
1588 | ||
1589 | if ( rc == FALSE ) | |
1590 | { | |
1591 | #ifdef MOD_GZIP_DEBUG1 | |
1592 | mod_gzip_printf( "%s: .... DeleteFile() FAILED",cn); | |
1593 | #endif | |
1594 | } | |
1595 | else | |
1596 | { | |
1597 | #ifdef MOD_GZIP_DEBUG1 | |
1598 | mod_gzip_printf( "%s: .... DeleteFile() SUCCEEDED",cn); | |
1599 | #endif | |
1600 | ||
1601 | final_rc = 1; | |
1602 | } | |
1603 | ||
1604 | #else | |
1605 | ||
1606 | #ifdef MOD_GZIP_DEBUG1 | |
1607 | mod_gzip_printf( "%s: Call unlink(%s)...",cn,npp(filename)); | |
1608 | #endif | |
1609 | ||
1610 | rc = (int) unlink( filename ); | |
1611 | ||
1612 | #ifdef MOD_GZIP_DEBUG1 | |
1613 | mod_gzip_printf( "%s: Back unlink(%s)...",cn,npp(filename)); | |
1614 | #endif | |
1615 | ||
1616 | if ( rc < 0 ) | |
1617 | { | |
1618 | #ifdef MOD_GZIP_DEBUG1 | |
1619 | mod_gzip_printf( "%s: .... unlink() FAILED",cn); | |
1620 | #endif | |
1621 | } | |
1622 | else | |
1623 | { | |
1624 | #ifdef MOD_GZIP_DEBUG1 | |
1625 | mod_gzip_printf( "%s: .... unlink() SUCCEEDED",cn); | |
1626 | #endif | |
1627 | ||
1628 | final_rc = 1; | |
1629 | } | |
1630 | ||
1631 | #endif | |
1632 | ||
1633 | #ifdef MOD_GZIP_DEBUG1 | |
1634 | ||
1635 | if ( final_rc == 1 ) | |
1636 | { | |
1637 | mod_gzip_printf( "%s: Exit > return( final_rc = %d ) SUCCESS >",cn,final_rc); | |
1638 | } | |
1639 | else | |
1640 | { | |
1641 | mod_gzip_printf( "%s: Exit > return( final_rc = %d ) FAILURE >",cn,final_rc); | |
1642 | } | |
1643 | ||
1644 | #endif | |
1645 | ||
1646 | return( final_rc ); | |
1647 | } | |
1648 | ||
1649 | static void mod_gzip_init( server_rec *server, pool *p ) | |
1650 | { | |
1651 | int add_version_info=1; | |
1652 | ||
1653 | #ifdef MOD_GZIP_DEBUG1 | |
1654 | char cn[]="mod_gzip_init()"; | |
1655 | #endif | |
1656 | ||
1657 | mod_gzip_conf *mgc; | |
1658 | ||
1659 | #ifdef MOD_GZIP_DEBUG1 | |
1660 | ||
1661 | mod_gzip_server_now = server; | |
1662 | ||
1663 | mod_gzip_printf( " " ); | |
1664 | mod_gzip_printf( "%s: Entry...", cn ); | |
1665 | ||
1666 | #endif | |
1667 | ||
1668 | mgc = ( mod_gzip_conf * ) | |
1669 | ap_get_module_config( server->module_config, &gzip_module ); | |
1670 | ||
1671 | #ifdef MOD_GZIP_DEBUG1 | |
1672 | mod_gzip_printf( "%s: MODULE_MAGIC_NUMBER = %ld", cn, (long) MODULE_MAGIC_NUMBER ); | |
1673 | #endif | |
1674 | ||
1675 | if ( add_version_info ) | |
1676 | { | |
1677 | #ifdef MOD_GZIP_DEBUG1 | |
1678 | mod_gzip_printf( "%s: add_version_info = TRUE", cn ); | |
1679 | #endif | |
1680 | ||
1681 | #if MODULE_MAGIC_NUMBER >= 19980507 | |
1682 | ||
1683 | #ifdef MOD_GZIP_DEBUG1 | |
1684 | mod_gzip_printf( "%s: MODULE_MAGIC_NUMBER is >= 19980507",cn); | |
1685 | mod_gzip_printf( "%s: Call ap_add_version_component(%s)...", | |
1686 | cn, npp(MOD_GZIP_VERSION_INFO_STRING)); | |
1687 | #endif | |
1688 | ||
1689 | ap_add_version_component( MOD_GZIP_VERSION_INFO_STRING ); | |
1690 | ||
1691 | #ifdef MOD_GZIP_DEBUG1 | |
1692 | mod_gzip_printf( "%s: Back ap_add_version_component(%s)...", | |
1693 | cn, npp(MOD_GZIP_VERSION_INFO_STRING)); | |
1694 | #endif | |
1695 | ||
1696 | #else | |
1697 | ||
1698 | #ifdef MOD_GZIP_DEBUG1 | |
1699 | mod_gzip_printf( "%s: MODULE_MAGIC_NUMBER is NOT >= 19980507", cn ); | |
1700 | mod_gzip_printf( "%s: ap_add_version_component() NOT called.", cn ); | |
1701 | #endif | |
1702 | ||
1703 | #endif | |
1704 | } | |
1705 | else | |
1706 | { | |
1707 | #ifdef MOD_GZIP_DEBUG1 | |
1708 | mod_gzip_printf( "%s: add_version_info = FALSE", cn ); | |
1709 | mod_gzip_printf( "%s: ap_add_version_component() NOT called.", cn ); | |
1710 | #endif | |
1711 | } | |
1712 | ||
1713 | #ifdef MOD_GZIP_DEBUG1 | |
1714 | mod_gzip_printf( "%s: Initialization completed...", cn ); | |
1715 | mod_gzip_printf( "%s: Exit > return( void ) >", cn ); | |
1716 | mod_gzip_printf( " " ); | |
1717 | #endif | |
1718 | } | |
1719 | ||
1720 | int mod_gzip_strncmp( char *s1, char *s2, int len1 ) | |
1721 | { | |
1722 | int i; | |
1723 | char ch1; | |
1724 | char ch2; | |
1725 | ||
1726 | if ( ( s1 == 0 ) || ( s2 == 0 ) ) | |
1727 | { | |
1728 | return 1; | |
1729 | } | |
1730 | ||
1731 | for ( i=0; i<len1; i++ ) | |
1732 | { | |
1733 | if ( ( *s1 == 0 ) || ( *s2 == 0 ) ) return( 1 ); | |
1734 | ||
1735 | ch1 = *s1; | |
1736 | ch2 = *s2; | |
1737 | ||
1738 | if ( ch1 == '/' ) ch1 = '\\'; | |
1739 | if ( ch2 == '/' ) ch2 = '\\'; | |
1740 | ||
1741 | if ( ch1 != ch2 ) return 1; | |
1742 | ||
1743 | s1++; | |
1744 | s2++; | |
1745 | } | |
1746 | ||
1747 | return 0; | |
1748 | } | |
1749 | ||
1750 | int mod_gzip_strnicmp( char *s1, char *s2, int len1 ) | |
1751 | { | |
1752 | int i; | |
1753 | char ch1; | |
1754 | char ch2; | |
1755 | ||
1756 | if ( ( s1 == 0 ) || ( s2 == 0 ) ) | |
1757 | { | |
1758 | return 1; | |
1759 | } | |
1760 | ||
1761 | for ( i=0; i<len1; i++ ) | |
1762 | { | |
1763 | if ( ( *s1 == 0 ) || ( *s2 == 0 ) ) return( 1 ); | |
1764 | ||
1765 | ch1 = *s1; | |
1766 | ch2 = *s2; | |
1767 | ||
1768 | if ( ch1 > 96 ) ch1 -= 32; | |
1769 | if ( ch2 > 96 ) ch2 -= 32; | |
1770 | ||
1771 | if ( ch1 == '/' ) ch1 = '\\'; | |
1772 | if ( ch2 == '/' ) ch2 = '\\'; | |
1773 | ||
1774 | if ( ch1 != ch2 ) return 1; | |
1775 | ||
1776 | s1++; | |
1777 | s2++; | |
1778 | } | |
1779 | ||
1780 | return 0; | |
1781 | } | |
1782 | ||
1783 | int mod_gzip_strendswith( char *s1, char *s2, int ignorcase ) | |
1784 | { | |
1785 | int len1; | |
1786 | int len2; | |
1787 | ||
1788 | if ( ( s1 == 0 ) || ( s2 == 0 ) ) | |
1789 | { | |
1790 | return 0; | |
1791 | } | |
1792 | ||
1793 | len1 = mod_gzip_strlen( s1 ); | |
1794 | len2 = mod_gzip_strlen( s2 ); | |
1795 | ||
1796 | if ( len1 < len2 ) | |
1797 | { | |
1798 | /* Source string is shorter than search string */ | |
1799 | /* so no match is possible */ | |
1800 | ||
1801 | return 0; | |
1802 | } | |
1803 | ||
1804 | s1 += ( len1 - len2 ); | |
1805 | ||
1806 | if ( ignorcase ) | |
1807 | { | |
1808 | if ( mod_gzip_strnicmp( s1, s2, len2 ) == 0 ) return 1; /* TRUE */ | |
1809 | } | |
1810 | else | |
1811 | { | |
1812 | if ( mod_gzip_strncmp( s1, s2, len2 ) == 0 ) return 1; /* TRUE */ | |
1813 | } | |
1814 | ||
1815 | return 0; /* FALSE */ | |
1816 | } | |
1817 | ||
1818 | int mod_gzip_strlen( char *s1 ) | |
1819 | { | |
1820 | int len = 0; | |
1821 | ||
1822 | if ( s1 != 0 ) | |
1823 | { | |
1824 | while( *s1 != 0 ) { s1++; len++; } | |
1825 | } | |
1826 | ||
1827 | return len; | |
1828 | } | |
1829 | ||
1830 | int mod_gzip_strcpy( char *s1, char *s2 ) | |
1831 | { | |
1832 | int len = 0; | |
1833 | ||
1834 | if ( ( s1 != 0 )&&( s2 != 0 ) ) | |
1835 | { | |
1836 | while( *s2 != 0 ) { *s1++ = *s2++; len++; } | |
1837 | *s1=0; | |
1838 | } | |
1839 | ||
1840 | return len; | |
1841 | } | |
1842 | ||
1843 | int mod_gzip_strcat( char *s1, char *s2 ) | |
1844 | { | |
1845 | int len = 0; | |
1846 | ||
1847 | if ( s1 != 0 ) | |
1848 | { | |
1849 | while( *s1 != 0 ) { s1++; len++; } | |
1850 | if ( s2 != 0 ) | |
1851 | { | |
1852 | while( *s2 != 0 ) { *s1++ = *s2++; len++; } | |
1853 | *s1 = 0; | |
1854 | } | |
1855 | } | |
1856 | ||
1857 | return len; | |
1858 | } | |
1859 | ||
1860 | int mod_gzip_stringcontains( char *source, char *substring ) | |
1861 | { | |
1862 | int i; | |
1863 | int len1; | |
1864 | int len2; | |
1865 | int len3; | |
1866 | int offset=1; | |
1867 | ||
1868 | char *source1; | |
1869 | char *substring1; | |
1870 | ||
1871 | if ( source == NULL ) | |
1872 | { | |
1873 | return 0; | |
1874 | } | |
1875 | ||
1876 | if ( substring == NULL ) | |
1877 | { | |
1878 | return 0; | |
1879 | } | |
1880 | ||
1881 | source1 = source; | |
1882 | substring1 = substring; | |
1883 | ||
1884 | len1 = mod_gzip_strlen( source ); | |
1885 | len2 = mod_gzip_strlen( substring ); | |
1886 | ||
1887 | if ( len1 < len2 ) | |
1888 | { | |
1889 | return 0; | |
1890 | } | |
1891 | ||
1892 | len3 = len1 - len2; | |
1893 | ||
1894 | for ( i=0; i<=len3; i++ ) | |
1895 | { | |
1896 | if ( mod_gzip_strnicmp( source, substring, len2 ) == 0 ) | |
1897 | { | |
1898 | source = source1; | |
1899 | substring = substring1; | |
1900 | ||
1901 | return offset; | |
1902 | } | |
1903 | ||
1904 | source++; | |
1905 | offset++; | |
1906 | } | |
1907 | ||
1908 | source = source1; | |
1909 | substring = substring1; | |
1910 | ||
1911 | return 0; | |
1912 | } | |
1913 | ||
1914 | int mod_gzip_show_request_record( | |
1915 | request_rec *r, | |
1916 | char *cn | |
1917 | ) | |
1918 | { | |
1919 | #ifdef MOD_GZIP_DEBUG1 | |
1920 | ||
1921 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1922 | mod_gzip_printf( "%s: REQUEST RECORD SNAPSHOT",cn); | |
1923 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1924 | mod_gzip_printf( "%s: r = %ld", cn, (long) r ); | |
1925 | mod_gzip_printf( "%s: r->connection->keepalive=%d", cn, r->connection->keepalive ); | |
1926 | mod_gzip_printf( "%s: r->the_request=[%s]", cn, npp(r->the_request) ); | |
1927 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1928 | mod_gzip_printf( "%s: r->next = %ld",cn,(long)r->next); | |
1929 | mod_gzip_printf( "%s: r->prev = %ld",cn,(long)r->prev); | |
1930 | mod_gzip_printf( "%s: r->main = %ld",cn,(long)r->main); | |
1931 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1932 | mod_gzip_printf( "%s: r->sent_bodyct = %ld",cn,(long)r->sent_bodyct); | |
1933 | mod_gzip_printf( "%s: r->bytes_sent = %ld",cn,(long)r->bytes_sent); | |
1934 | mod_gzip_printf( "%s: r->chunked = %ld",cn,(long)r->chunked); | |
1935 | mod_gzip_printf( "%s: r->byterange = %ld",cn,(long)r->byterange); | |
1936 | mod_gzip_printf( "%s: r->clength = %ld (The 'real' content length )",cn,(long)r->clength); | |
1937 | mod_gzip_printf( "%s: r->byterange = %ld",cn,(long)r->remaining); | |
1938 | mod_gzip_printf( "%s: r->read_length = %ld",cn,(long)r->read_length); | |
1939 | mod_gzip_printf( "%s: r->read_body = %ld",cn,(long)r->read_body); | |
1940 | mod_gzip_printf( "%s: r->read_chunked = %ld",cn,(long)r->read_chunked); | |
1941 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1942 | mod_gzip_printf( "%s: *IN: r->uri =[%s]", cn, npp(r->uri)); | |
1943 | mod_gzip_printf( "%s: *IN: r->unparsed_uri =[%s]", cn, npp(r->unparsed_uri)); | |
1944 | mod_gzip_printf( "%s: *IN: r->filename =[%s]", cn, npp(r->filename)); | |
1945 | mod_gzip_printf( "%s: *IN: r->path_info =[%s]", cn, npp(r->path_info)); | |
1946 | mod_gzip_printf( "%s: *IN: r->args =[%s]", cn, npp(r->args)); | |
1947 | mod_gzip_printf( "%s: *IN: r->header_only =%d", cn, r->header_only ); | |
1948 | mod_gzip_printf( "%s: *IN: r->protocol =[%s]", cn, npp(r->protocol)); | |
1949 | mod_gzip_printf( "%s: *IN: r->proto_num =%d", cn, r->proto_num ); | |
1950 | mod_gzip_printf( "%s: *IN: r->hostname =[%s]", cn, npp(r->hostname)); | |
1951 | mod_gzip_printf( "%s: *IN: r->the_request =[%s]", cn, npp(r->the_request)); | |
1952 | mod_gzip_printf( "%s: *IN: r->assbackwards =%d", cn, r->assbackwards ); | |
1953 | mod_gzip_printf( "%s: *IN: r->status_line =[%s]", cn, npp(r->status_line)); | |
1954 | mod_gzip_printf( "%s: *IN: r->status =%d", cn, r->status ); | |
1955 | mod_gzip_printf( "%s: *IN: r->method =[%s]", cn, npp(r->method)); | |
1956 | mod_gzip_printf( "%s: *IN: r->method_number =%d", cn, r->method_number ); | |
1957 | mod_gzip_printf( "%s: *IN: r->content_type =[%s]", cn, npp(r->content_type)); | |
1958 | mod_gzip_printf( "%s: *IN: r->handler =[%s]", cn, npp(r->handler)); | |
1959 | mod_gzip_printf( "%s: *IN: r->content_encoding =[%s]", cn, npp(r->content_encoding)); | |
1960 | mod_gzip_printf( "%s: *IN: r->content_language =[%s]", cn, npp(r->content_language)); | |
1961 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1962 | mod_gzip_printf( "%s: *IN: r->parsed_uri.scheme =[%s]", cn, npp(r->parsed_uri.scheme)); | |
1963 | mod_gzip_printf( "%s: *IN: r->parsed_uri.hostinfo =[%s]", cn, npp(r->parsed_uri.hostinfo)); | |
1964 | mod_gzip_printf( "%s: *IN: r->parsed_uri.user =[%s]", cn, npp(r->parsed_uri.user)); | |
1965 | mod_gzip_printf( "%s: *IN: r->parsed_uri.password =[%s]", cn, npp(r->parsed_uri.password)); | |
1966 | mod_gzip_printf( "%s: *IN: r->parsed_uri.hostname =[%s]", cn, npp(r->parsed_uri.hostname)); | |
1967 | mod_gzip_printf( "%s: *IN: r->parsed_uri.port_str =[%s]", cn, npp(r->parsed_uri.port_str)); | |
1968 | mod_gzip_printf( "%s: *IN: r->parsed_uri.port =%u", cn, r->parsed_uri.port ); | |
1969 | mod_gzip_printf( "%s: *IN: r->parsed_uri.path =[%s]", cn, npp(r->parsed_uri.path)); | |
1970 | mod_gzip_printf( "%s: *IN: r->parsed_uri.query =[%s]", cn, npp(r->parsed_uri.query)); | |
1971 | mod_gzip_printf( "%s: *IN: r->parsed_uri.fragment =[%s]", cn, npp(r->parsed_uri.fragment)); | |
1972 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1973 | mod_gzip_printf( "%s: 'r->headers_in'...",cn); | |
1974 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1975 | mod_gzip_dump_a_table( r, (_table *) r->headers_in ); | |
1976 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1977 | mod_gzip_printf( "%s: 'r->headers_out'...",cn); | |
1978 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1979 | mod_gzip_dump_a_table( r, (_table *) r->headers_out ); | |
1980 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1981 | mod_gzip_printf( "%s: 'r->err_headers_out'...",cn); | |
1982 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1983 | mod_gzip_dump_a_table( r, (_table *) r->err_headers_out ); | |
1984 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1985 | mod_gzip_printf( "%s: 'r->subprocess_env'...",cn); | |
1986 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1987 | mod_gzip_dump_a_table( r, (_table *) r->subprocess_env ); | |
1988 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1989 | mod_gzip_printf( "%s: 'r->notes'...",cn); | |
1990 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1991 | mod_gzip_dump_a_table( r, (_table *) r->notes ); | |
1992 | mod_gzip_printf( "%s: -------------------------------------------------------------",cn); | |
1993 | ||
1994 | if ( r->next ) | |
1995 | { | |
1996 | mod_gzip_printf( "%s: r->next is valid... showing 'r->next' record...",cn); | |
1997 | ||
1998 | mod_gzip_show_request_record( r->next, cn ); | |
1999 | } | |
2000 | ||
2001 | #endif | |
2002 | ||
2003 | return 1; | |
2004 | } | |
2005 | ||
2006 | #ifndef WIN32 | |
2007 | long fake_tid = 99; | |
2008 | #endif | |
2009 | ||
2010 | int mod_gzip_create_unique_filename( | |
2011 | char *prefix, | |
2012 | char *target, | |
2013 | int targetmaxlen | |
2014 | ) | |
2015 | { | |
2016 | long process_id = 0; | |
2017 | long thread_id = 0; | |
2018 | ||
2019 | #ifdef MOD_GZIP_DEBUG1 | |
2020 | char cn[]="mod_gzip_create_unique_filename()"; | |
2021 | #endif | |
2022 | ||
2023 | int prefixlen = 0; | |
2024 | char slash[4]; | |
2025 | ||
2026 | #ifdef WIN32 | |
2027 | process_id = (long) GetCurrentProcessId(); | |
2028 | thread_id = (long) GetCurrentThreadId(); | |
2029 | #else | |
2030 | ||
2031 | process_id = (long) getpid(); | |
2032 | thread_id = (long) fake_tid; | |
2033 | fake_tid++; | |
2034 | if ( fake_tid > 9999999 ) fake_tid = 99; | |
2035 | #endif | |
2036 | ||
2037 | #ifdef MOD_GZIP_DEBUG1 | |
2038 | mod_gzip_printf( "%s: Entry...",cn ); | |
2039 | mod_gzip_printf( "%s: prefix = [%s]",cn,npp(prefix)); | |
2040 | mod_gzip_printf( "%s: target = %ld", cn,(long)target); | |
2041 | mod_gzip_printf( "%s: targetmaxlen = %ld", cn,(long)targetmaxlen); | |
2042 | mod_gzip_printf( "%s: process_id = %ld", cn,(long)process_id ); | |
2043 | mod_gzip_printf( "%s: thread_id = %ld", cn,(long)thread_id ); | |
2044 | mod_gzip_printf( "%s: mod_gzip_iusn = %ld", cn,(long)mod_gzip_iusn ); | |
2045 | #endif | |
2046 | ||
2047 | if ( ( !target ) || ( targetmaxlen == 0 ) ) | |
2048 | { | |
2049 | #ifdef MOD_GZIP_DEBUG1 | |
2050 | mod_gzip_printf( "%s: Invalid target or targetmaxlen value.",cn); | |
2051 | mod_gzip_printf( "%s: Exit > return( 1 ) > ERROR >",cn ); | |
2052 | #endif | |
2053 | ||
2054 | return 1; | |
2055 | } | |
2056 | ||
2057 | if ( prefix ) | |
2058 | { | |
2059 | prefixlen = mod_gzip_strlen( prefix ); | |
2060 | } | |
2061 | ||
2062 | if ( prefixlen > 0 ) | |
2063 | { | |
2064 | slash[0]=0; | |
2065 | ||
2066 | if ( ( *(prefix+(prefixlen-1)) != '\\' ) && | |
2067 | ( *(prefix+(prefixlen-1)) != '/' ) ) | |
2068 | { | |
2069 | #ifdef WIN32 | |
2070 | slash[0]='\\'; | |
2071 | #else | |
2072 | slash[0]='/'; | |
2073 | #endif | |
2074 | slash[1]=0; | |
2075 | } | |
2076 | ||
2077 | sprintf( | |
2078 | target, | |
2079 | "%s%s_%ld_%ld_%ld.wrk", | |
2080 | prefix, | |
2081 | slash, | |
2082 | (long) process_id, | |
2083 | (long) thread_id, | |
2084 | (long) mod_gzip_iusn | |
2085 | ); | |
2086 | } | |
2087 | else | |
2088 | { | |
2089 | sprintf( | |
2090 | target, | |
2091 | "_%ld_%ld_%ld.wrk", | |
2092 | (long) process_id, | |
2093 | (long) thread_id, | |
2094 | (long) mod_gzip_iusn | |
2095 | ); | |
2096 | } | |
2097 | ||
2098 | mod_gzip_iusn++; | |
2099 | ||
2100 | if ( mod_gzip_iusn > 999999999L ) mod_gzip_iusn = 1; | |
2101 | ||
2102 | #ifdef MOD_GZIP_DEBUG1 | |
2103 | mod_gzip_printf( "%s: target = [%s]",cn,npp(target)); | |
2104 | mod_gzip_printf( "%s: Exit > return( 0 ) >",cn ); | |
2105 | #endif | |
2106 | ||
2107 | return 0; | |
2108 | } | |
2109 | ||
2110 | int mod_gzip_type_checker( request_rec *r ) | |
2111 | { | |
2112 | int i = 0; | |
2113 | int rc = 0; | |
2114 | int field_ok = 0; | |
2115 | int action_flag = 0; | |
2116 | const char *tablekey = 0; | |
2117 | const char *tablestring = 0; | |
2118 | int accept_encoding_gzip_seen = 0; | |
2119 | ||
2120 | _table *t = 0; | |
2121 | table_entry *elts = 0; | |
2122 | ||
2123 | mod_gzip_conf *dconf = 0; | |
2124 | ||
2125 | #ifdef MOD_GZIP_DEBUG1 | |
2126 | char cn[]="mod_gzip_type_checker()"; | |
2127 | mod_gzip_conf *sconf = 0; | |
2128 | #endif | |
2129 | ||
2130 | #ifdef MOD_GZIP_DEBUG1 | |
2131 | mod_gzip_printf( " " ); | |
2132 | mod_gzip_printf( "%s: ''''Entry...",cn); | |
2133 | mod_gzip_printf( "%s: r = %ld", cn,(long)r); | |
2134 | mod_gzip_printf( "%s: r->main = %ld", cn,(long)r->main); | |
2135 | mod_gzip_printf( "%s: r->next = %ld", cn,(long)r->next); | |
2136 | mod_gzip_printf( "%s: r->prev = %ld", cn,(long)r->prev); | |
2137 | mod_gzip_printf( "%s: r->header_only = %ld", cn,(long)r->header_only ); | |
2138 | mod_gzip_printf( "%s: r->method_number = %ld", cn,(long)r->method_number ); | |
2139 | mod_gzip_printf( "%s: r->method = [%s]",cn,npp(r->method)); | |
2140 | mod_gzip_printf( "%s: r->unparsed_uri = [%s]",cn,npp(r->unparsed_uri)); | |
2141 | mod_gzip_printf( "%s: r->uri = [%s]",cn,npp(r->uri)); | |
2142 | mod_gzip_printf( "%s: r->filename = [%s]",cn,npp(r->filename)); | |
2143 | mod_gzip_printf( "%s: r->handler = [%s]",cn,npp(r->handler)); | |
2144 | mod_gzip_printf( "%s: r->content_type = [%s]",cn,npp(r->content_type)); | |
2145 | #endif | |
2146 | ||
2147 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2148 | ||
2149 | if ( r->main ) | |
2150 | { | |
2151 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:UNHANDLED_SUBREQ")); | |
2152 | } | |
2153 | else if ( r->prev ) | |
2154 | { | |
2155 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:UNHANDLED_REDIR")); | |
2156 | } | |
2157 | else | |
2158 | { | |
2159 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:INIT1")); | |
2160 | } | |
2161 | ||
2162 | ap_table_setn( r->notes,"mod_gzip_input_size", ap_pstrdup(r->pool,"0")); | |
2163 | ap_table_setn( r->notes,"mod_gzip_output_size",ap_pstrdup(r->pool,"0")); | |
2164 | ap_table_setn( r->notes,"mod_gzip_compression_ratio",ap_pstrdup(r->pool,"0")); | |
2165 | ||
2166 | #endif | |
2167 | ||
2168 | if ( r->filename ) | |
2169 | { | |
2170 | if ( mod_gzip_strendswith( r->filename, ".gz", 1 ) ) | |
2171 | { | |
2172 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2173 | if ( r->prev ) | |
2174 | { | |
2175 | /* This is a mod_gzip negotiated .gz static file transmit... */ | |
2176 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:STATIC_GZ_FOUND")); | |
2177 | } | |
2178 | else | |
2179 | { | |
2180 | /* This is a direct request from client for a .gz file... */ | |
2181 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:FEXT_GZ")); | |
2182 | } | |
2183 | #endif | |
2184 | ||
2185 | #ifdef MOD_GZIP_DEBUG1 | |
2186 | mod_gzip_printf( "%s: r->filename ends with '.gz'...",cn); | |
2187 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
2188 | #endif | |
2189 | ||
2190 | return DECLINED; | |
2191 | } | |
2192 | #ifdef MOD_GZIP_DEBUG1 | |
2193 | else | |
2194 | { | |
2195 | #ifdef MOD_GZIP_DEBUG1 | |
2196 | mod_gzip_printf( "%s: r->filename does NOT end with '.gz'...",cn); | |
2197 | mod_gzip_printf( "%s: OK to continue...",cn); | |
2198 | #endif | |
2199 | } | |
2200 | #endif | |
2201 | } | |
2202 | ||
2203 | dconf = ( mod_gzip_conf * ) | |
2204 | ap_get_module_config( r->per_dir_config, &gzip_module ); | |
2205 | ||
2206 | #ifdef MOD_GZIP_DEBUG1 | |
2207 | ||
2208 | sconf = ( mod_gzip_conf * ) | |
2209 | ap_get_module_config( r->server->module_config, &gzip_module ); | |
2210 | ||
2211 | mod_gzip_printf( "%s: r->server->server_hostname = [%s]", cn,npp(r->server->server_hostname)); | |
2212 | mod_gzip_printf( "%s: sconf = %ld", cn,(long)sconf); | |
2213 | mod_gzip_printf( "%s: sconf->loc = [%s]",cn,npp(sconf->loc)); | |
2214 | mod_gzip_printf( "%s: sconf->is_on = %ld", cn,(long)sconf->is_on); | |
2215 | mod_gzip_printf( "%s: dconf = %ld", cn,(long)dconf); | |
2216 | mod_gzip_printf( "%s: dconf->loc = [%s]",cn,npp(dconf->loc)); | |
2217 | mod_gzip_printf( "%s: dconf->is_on = %ld", cn,(long)dconf->is_on); | |
2218 | ||
2219 | #endif | |
2220 | ||
2221 | if ( !dconf ) | |
2222 | { | |
2223 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2224 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:NO_DCONF")); | |
2225 | #endif | |
2226 | ||
2227 | #ifdef MOD_GZIP_DEBUG1 | |
2228 | mod_gzip_printf( "%s: 'dconf' is NULL. Unable to continue.",cn); | |
2229 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn); | |
2230 | #endif | |
2231 | ||
2232 | return DECLINED; | |
2233 | } | |
2234 | ||
2235 | if ( !dconf->is_on ) | |
2236 | { | |
2237 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2238 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:OFF")); | |
2239 | #endif | |
2240 | ||
2241 | #ifdef MOD_GZIP_DEBUG1 | |
2242 | mod_gzip_printf( "%s: 'dconf->is_on' is FALSE",cn); | |
2243 | mod_gzip_printf( "%s: mod_gzip is not turned ON for this location...",cn); | |
2244 | mod_gzip_printf( "%s: This transaction will be ignored...",cn); | |
2245 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
2246 | #endif | |
2247 | ||
2248 | return DECLINED; | |
2249 | } | |
2250 | ||
2251 | if ( ( r->method_number != M_GET ) && | |
2252 | ( r->method_number != M_POST ) ) | |
2253 | { | |
2254 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2255 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:NOT_GET_OR_POST")); | |
2256 | #endif | |
2257 | ||
2258 | #ifdef MOD_GZIP_DEBUG1 | |
2259 | mod_gzip_printf( "%s: r->method_number is NOT M_GET or M_POST",cn); | |
2260 | mod_gzip_printf( "%s: Ignoring this request...",cn); | |
2261 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
2262 | #endif | |
2263 | ||
2264 | return DECLINED; | |
2265 | } | |
2266 | ||
2267 | if ( r->header_only ) | |
2268 | { | |
2269 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2270 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:HEAD_REQUEST")); | |
2271 | #endif | |
2272 | ||
2273 | #ifdef MOD_GZIP_DEBUG1 | |
2274 | mod_gzip_printf( "%s: r->header_only is TRUE...",cn); | |
2275 | mod_gzip_printf( "%s: Ignoring this HEAD request...",cn); | |
2276 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
2277 | #endif | |
2278 | ||
2279 | return DECLINED; | |
2280 | } | |
2281 | ||
2282 | if ( r->main ) /* SUBREQUEST */ | |
2283 | { | |
2284 | #ifdef MOD_GZIP_DEBUG1 | |
2285 | mod_gzip_printf( "%s: r->main is TRUE - This is a subrequest...",cn); | |
2286 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
2287 | #endif | |
2288 | ||
2289 | return DECLINED; | |
2290 | } | |
2291 | else | |
2292 | { | |
2293 | #ifdef MOD_GZIP_DEBUG1 | |
2294 | mod_gzip_printf( "%s: r->main is FALSE",cn); | |
2295 | mod_gzip_printf( "%s: This is NOT a subrequest in progress...",cn); | |
2296 | mod_gzip_printf( "%s: OK to continue...",cn); | |
2297 | #endif | |
2298 | } | |
2299 | ||
2300 | if ( r->prev ) /* REDIRECT */ | |
2301 | { | |
2302 | #ifdef MOD_GZIP_DEBUG1 | |
2303 | mod_gzip_printf( "%s: r->prev is NON-NULL... This is a redirection",cn); | |
2304 | #ifdef MOD_GZIP_DEBUG1_SHOW_REQUEST_RECORD1 | |
2305 | mod_gzip_printf( "%s: Showing contents of r->prev now...",cn); | |
2306 | mod_gzip_show_request_record( r->prev, cn ); | |
2307 | #endif | |
2308 | #endif | |
2309 | ||
2310 | tablestring = ap_table_get(r->prev->notes, "mod_gzip_running"); | |
2311 | ||
2312 | #ifdef MOD_GZIP_DEBUG1 | |
2313 | mod_gzip_printf( "%s: r->prev->notes->mod_gzip_running = [%s]", | |
2314 | cn,npp(tablestring)); | |
2315 | #endif | |
2316 | ||
2317 | if ( tablestring ) | |
2318 | { | |
2319 | #ifdef MOD_GZIP_DEBUG1 | |
2320 | mod_gzip_printf( "%s: 'mod_gzip_running' note FOUND",cn); | |
2321 | #endif | |
2322 | ||
2323 | if ( *tablestring == '1' ) | |
2324 | { | |
2325 | #ifdef MOD_GZIP_DEBUG1 | |
2326 | mod_gzip_printf( "%s: 'mod_gzip_running' note value is '1'...",cn); | |
2327 | #endif | |
2328 | ||
2329 | #ifdef MOD_GZIP_DEBUG1 | |
2330 | mod_gzip_printf( "%s: ************************************************",cn); | |
2331 | mod_gzip_printf( "%s: mod_gzip is currently 'running' so we ",cn); | |
2332 | mod_gzip_printf( "%s: must return DECLINED so that other type_checker",cn); | |
2333 | mod_gzip_printf( "%s: hooks can fire...",cn); | |
2334 | mod_gzip_printf( "%s: ************************************************",cn); | |
2335 | mod_gzip_printf( "%s: IMPORTANT: We must now 'replicate' the note flag",cn); | |
2336 | mod_gzip_printf( "%s: on this record or next time around r->prev",cn); | |
2337 | mod_gzip_printf( "%s: note flag check will be FALSE.",cn); | |
2338 | mod_gzip_printf( "%s: ************************************************",cn); | |
2339 | #endif | |
2340 | ||
2341 | ap_table_setn(r->notes,"mod_gzip_running",ap_pstrdup(r->pool,"1")); | |
2342 | ||
2343 | #ifdef MOD_GZIP_DEBUG1 | |
2344 | mod_gzip_printf( "%s: r->notes 'mod_gzip_running' set with value = '1'",cn); | |
2345 | mod_gzip_printf( "%s: ************************************************",cn); | |
2346 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
2347 | #endif | |
2348 | ||
2349 | return DECLINED; | |
2350 | } | |
2351 | else | |
2352 | { | |
2353 | #ifdef MOD_GZIP_DEBUG1 | |
2354 | mod_gzip_printf( "%s: 'mod_gzip_running' note value is NOT '1'...",cn); | |
2355 | #endif | |
2356 | } | |
2357 | } | |
2358 | else | |
2359 | { | |
2360 | #ifdef MOD_GZIP_DEBUG1 | |
2361 | mod_gzip_printf( "%s: 'mod_gzip_running' note NOT FOUND",cn); | |
2362 | #endif | |
2363 | } | |
2364 | } | |
2365 | #ifdef MOD_GZIP_DEBUG1 | |
2366 | else | |
2367 | { | |
2368 | mod_gzip_printf( "%s: r->prev is NULL... This is NOT a redirection",cn); | |
2369 | } | |
2370 | #endif | |
2371 | ||
2372 | #ifdef MOD_GZIP_DEBUG1 | |
2373 | mod_gzip_printf( "%s: dconf->min_http = %ld", cn, (long) dconf->min_http ); | |
2374 | mod_gzip_printf( "%s: r->proto_num = %ld", cn, (long) r->proto_num ); | |
2375 | #endif | |
2376 | ||
2377 | if ( ( dconf->min_http > 0 ) && ( r->proto_num > 0 ) ) | |
2378 | { | |
2379 | if ( r->proto_num < dconf->min_http ) | |
2380 | { | |
2381 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2382 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:HTTP_LEVEL_TOO_LOW")); | |
2383 | #endif | |
2384 | ||
2385 | #ifdef MOD_GZIP_DEBUG1 | |
2386 | mod_gzip_printf( "%s: HTTP protocol version level is TOO LOW", cn); | |
2387 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn); | |
2388 | #endif | |
2389 | ||
2390 | return DECLINED; | |
2391 | } | |
2392 | else | |
2393 | { | |
2394 | #ifdef MOD_GZIP_DEBUG1 | |
2395 | mod_gzip_printf( "%s: HTTP protocol version level is OK", cn); | |
2396 | #endif | |
2397 | } | |
2398 | } | |
2399 | ||
2400 | #ifdef MOD_GZIP_DEBUG1 | |
2401 | mod_gzip_printf( "%s: Checking for [Accept-Encoding: gzip]", cn ); | |
2402 | #endif | |
2403 | ||
2404 | tablestring = ap_table_get(r->headers_in, "Accept-Encoding"); | |
2405 | ||
2406 | #ifdef MOD_GZIP_DEBUG1 | |
2407 | mod_gzip_printf( "%s: r->headers_in->Accept-Encoding = [%s]", | |
2408 | cn,npp(tablestring)); | |
2409 | #endif | |
2410 | ||
2411 | if ( tablestring ) | |
2412 | { | |
2413 | #ifdef MOD_GZIP_DEBUG1 | |
2414 | mod_gzip_printf( "%s: 'Accept-Encoding' field seen...", cn); | |
2415 | mod_gzip_printf( "%s: Checking for 'gzip' value...", cn); | |
2416 | #endif | |
2417 | ||
2418 | if ( mod_gzip_stringcontains( (char *)tablestring, "gzip" ) ) | |
2419 | { | |
2420 | #ifdef MOD_GZIP_DEBUG1 | |
2421 | mod_gzip_printf( "%s: 'gzip' value seen...", cn); | |
2422 | #endif | |
2423 | ||
2424 | accept_encoding_gzip_seen = 1; | |
2425 | } | |
2426 | else | |
2427 | { | |
2428 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2429 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:NO_GZIP")); | |
2430 | #endif | |
2431 | ||
2432 | #ifdef MOD_GZIP_DEBUG1 | |
2433 | mod_gzip_printf( "%s: 'gzip' value NOT seen...", cn); | |
2434 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn); | |
2435 | #endif | |
2436 | ||
2437 | return DECLINED; | |
2438 | } | |
2439 | } | |
2440 | else | |
2441 | { | |
2442 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2443 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:NO_ACCEPT_ENCODING")); | |
2444 | #endif | |
2445 | ||
2446 | #ifdef MOD_GZIP_DEBUG1 | |
2447 | mod_gzip_printf( "%s: 'Accept-Encoding' field NOT seen...", cn); | |
2448 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn); | |
2449 | #endif | |
2450 | ||
2451 | return DECLINED; | |
2452 | } | |
2453 | ||
2454 | #ifdef MOD_GZIP_DEBUG1 | |
2455 | mod_gzip_printf( "%s: accept_encoding_gzip_seen = %ld", | |
2456 | cn, accept_encoding_gzip_seen ); | |
2457 | #endif | |
2458 | ||
2459 | #ifdef MOD_GZIP_DEBUG1 | |
2460 | mod_gzip_printf( "%s: dconf->imap_total_entries = %d", cn, | |
2461 | (int) dconf->imap_total_entries ); | |
2462 | #endif | |
2463 | ||
2464 | if ( dconf->imap_total_entries < 1 ) | |
2465 | { | |
2466 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2467 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:NO_ITEMS_DEFINED")); | |
2468 | #endif | |
2469 | ||
2470 | #ifdef MOD_GZIP_DEBUG1 | |
2471 | mod_gzip_printf( "%s: There are no IMAP entries. Unable to include/exclude",cn); | |
2472 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn); | |
2473 | #endif | |
2474 | ||
2475 | return DECLINED; | |
2476 | } | |
2477 | ||
2478 | #ifdef MOD_GZIP_DEBUG1 | |
2479 | mod_gzip_printf( "%s: dconf->imap_total_isreqheader = %d", cn, | |
2480 | (int) dconf->imap_total_isreqheader ); | |
2481 | #endif | |
2482 | ||
2483 | if ( dconf->imap_total_isreqheader > 0 ) | |
2484 | { | |
2485 | #ifdef MOD_GZIP_DEBUG1 | |
2486 | mod_gzip_printf( "%s: Checking inbound REQUEST header fields...", cn ); | |
2487 | #endif | |
2488 | ||
2489 | t = (_table *) r->headers_in; | |
2490 | elts = (table_entry *) t->a.elts; | |
2491 | ||
2492 | for ( i = 0; i < t->a.nelts; i++ ) | |
2493 | { | |
2494 | #ifdef MOD_GZIP_DEBUG1 | |
2495 | mod_gzip_printf( "%s: %3.3d key=[%s] val=[%s]", | |
2496 | cn,i,npp(elts[i].key),npp(elts[i].val)); | |
2497 | #endif | |
2498 | ||
2499 | tablekey = elts[i].key; | |
2500 | tablestring = elts[i].val; | |
2501 | ||
2502 | if (( tablekey && tablestring )) | |
2503 | { | |
2504 | #ifdef MOD_GZIP_DEBUG1 | |
2505 | mod_gzip_printf( "%s: Checking key[%s] string[%s]", | |
2506 | cn,npp(tablekey),npp(tablestring)); | |
2507 | mod_gzip_printf( "%s: Call mod_gzip_validate1()...",cn); | |
2508 | #endif | |
2509 | ||
2510 | field_ok = | |
2511 | mod_gzip_validate1( | |
2512 | (request_rec *) r, | |
2513 | (mod_gzip_conf *) dconf, | |
2514 | NULL, /* r->filename (Not used here) */ | |
2515 | NULL, /* r->uri (Not used here) */ | |
2516 | NULL, /* r->content_type (Not used here) */ | |
2517 | NULL, /* r->handler (Not used here) */ | |
2518 | (char *) tablekey, /* (Field key ) */ | |
2519 | (char *) tablestring, /* (Field string ) */ | |
2520 | MOD_GZIP_REQUEST /* (Direction ) */ | |
2521 | ); | |
2522 | ||
2523 | #ifdef MOD_GZIP_DEBUG1 | |
2524 | mod_gzip_printf( "%s: Back mod_gzip_validate1()...",cn); | |
2525 | mod_gzip_printf( "%s: field_ok = %d",cn,field_ok); | |
2526 | #endif | |
2527 | ||
2528 | if ( field_ok == MOD_GZIP_IMAP_DECLINED1 ) | |
2529 | { | |
2530 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2531 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:REQ_HEADER_FIELD_EXCLUDED")); | |
2532 | #endif | |
2533 | ||
2534 | #ifdef MOD_GZIP_DEBUG1 | |
2535 | mod_gzip_printf( "%s: This request is EXCLUDED...",cn); | |
2536 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn); | |
2537 | #endif | |
2538 | ||
2539 | return DECLINED; | |
2540 | } | |
2541 | } | |
2542 | } | |
2543 | } | |
2544 | #ifdef MOD_GZIP_DEBUG1 | |
2545 | else | |
2546 | { | |
2547 | #ifdef MOD_GZIP_DEBUG1 | |
2548 | mod_gzip_printf( "%s: NO CHECK required on inbound REQUEST header fields...", cn ); | |
2549 | #endif | |
2550 | } | |
2551 | #endif | |
2552 | ||
2553 | #ifdef MOD_GZIP_DEBUG1 | |
2554 | mod_gzip_printf( "%s: 1 ***: r->uri =[%s]", cn, npp(r->uri )); | |
2555 | mod_gzip_printf( "%s: 1 ***: r->unparsed_uri=[%s]", cn, npp(r->unparsed_uri )); | |
2556 | mod_gzip_printf( "%s: 1 ***: r->filename =[%s]", cn, npp(r->filename )); | |
2557 | mod_gzip_printf( "%s: 1 ***: r->content_type=[%s]", cn, npp(r->content_type )); | |
2558 | mod_gzip_printf( "%s: 1 ***: r->handler =[%s]", cn, npp(r->handler )); | |
2559 | #endif | |
2560 | ||
2561 | if ( !r->content_type ) | |
2562 | { | |
2563 | #ifdef MOD_GZIP_DEBUG1 | |
2564 | mod_gzip_printf( "%s: 'r->content_type' is NULL...",cn); | |
2565 | mod_gzip_printf( "%s: Performing 'quick lookup'...",cn); | |
2566 | mod_gzip_printf( "%s: Call mod_gzip_run_handlers(r,RUN_TYPE_CHECKERS)...",cn); | |
2567 | #endif | |
2568 | ||
2569 | rc = mod_gzip_run_handlers( r, MOD_GZIP_RUN_TYPE_CHECKERS ); | |
2570 | ||
2571 | #ifdef MOD_GZIP_DEBUG1 | |
2572 | ||
2573 | mod_gzip_printf( "%s: Back mod_gzip_run_handlers(r,RUN_TYPE_CHECKERS)...",cn); | |
2574 | ||
2575 | if ( rc == OK ) | |
2576 | { | |
2577 | mod_gzip_printf( "%s: rc = %d = OK",cn, rc ); | |
2578 | } | |
2579 | else if ( rc == DECLINED ) | |
2580 | { | |
2581 | mod_gzip_printf( "%s: rc = %d = DECLINED",cn, rc ); | |
2582 | } | |
2583 | else if ( rc == DONE ) | |
2584 | { | |
2585 | mod_gzip_printf( "%s: rc = %d = DONE",cn, rc ); | |
2586 | } | |
2587 | else | |
2588 | { | |
2589 | mod_gzip_printf( "%s: rc = %d = HTTP_ERROR?",cn, rc ); | |
2590 | } | |
2591 | ||
2592 | #endif | |
2593 | } | |
2594 | #ifdef MOD_GZIP_DEBUG1 | |
2595 | else | |
2596 | { | |
2597 | mod_gzip_printf( "%s: 'r->content_type' is VALID already...",cn); | |
2598 | mod_gzip_printf( "%s: No 'quick lookup' was performed...",cn); | |
2599 | } | |
2600 | #endif | |
2601 | ||
2602 | #ifdef MOD_GZIP_DEBUG1 | |
2603 | mod_gzip_printf( "%s: 2 ***: r->uri =[%s]", cn, npp(r->uri )); | |
2604 | mod_gzip_printf( "%s: 2 ***: r->unparsed_uri=[%s]", cn, npp(r->unparsed_uri )); | |
2605 | mod_gzip_printf( "%s: 2 ***: r->filename =[%s]", cn, npp(r->filename )); | |
2606 | mod_gzip_printf( "%s: 2 ***: r->content_type=[%s]", cn, npp(r->content_type )); | |
2607 | mod_gzip_printf( "%s: 2 ***: r->handler =[%s]", cn, npp(r->handler )); | |
2608 | mod_gzip_printf( "%s: Call mod_gzip_validate1()...",cn); | |
2609 | #endif | |
2610 | ||
2611 | action_flag = | |
2612 | mod_gzip_validate1( | |
2613 | (request_rec *) r, | |
2614 | (mod_gzip_conf *) dconf, | |
2615 | (char *) r->filename, | |
2616 | (char *) r->uri, | |
2617 | (char *) r->content_type, | |
2618 | (char *) r->handler, | |
2619 | NULL, /* Field key (Not used here) */ | |
2620 | NULL, /* Field string (Not used here) */ | |
2621 | 0 /* Direction (Not used here) */ | |
2622 | ); | |
2623 | ||
2624 | #ifdef MOD_GZIP_DEBUG1 | |
2625 | ||
2626 | mod_gzip_printf( "%s: Back mod_gzip_validate1()...",cn); | |
2627 | mod_gzip_printf( "%s: action_flag = %d",cn,action_flag); | |
2628 | ||
2629 | if ( action_flag == MOD_GZIP_IMAP_DYNAMIC1 ) | |
2630 | { | |
2631 | mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DYNAMIC1",cn); | |
2632 | } | |
2633 | else if ( action_flag == MOD_GZIP_IMAP_DYNAMIC2 ) | |
2634 | { | |
2635 | mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DYNAMIC2",cn); | |
2636 | } | |
2637 | else if ( action_flag == MOD_GZIP_IMAP_STATIC1 ) | |
2638 | { | |
2639 | mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_STATIC1",cn); | |
2640 | } | |
2641 | else if ( action_flag == MOD_GZIP_IMAP_DECLINED1 ) | |
2642 | { | |
2643 | mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DECLINED1",cn); | |
2644 | } | |
2645 | else | |
2646 | { | |
2647 | mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_??? Unknown action",cn); | |
2648 | } | |
2649 | ||
2650 | #endif | |
2651 | ||
2652 | if ( action_flag != MOD_GZIP_IMAP_DECLINED1 ) | |
2653 | { | |
2654 | #ifdef MOD_GZIP_DEBUG1 | |
2655 | mod_gzip_printf( "%s: This transaction is a valid candidate...",cn); | |
2656 | mod_gzip_printf( "%s: Saving current r->handler value [%s] to mod_gzip_r_handler note...", | |
2657 | cn, npp(r->handler) ); | |
2658 | #endif | |
2659 | ||
2660 | if ( r->handler ) | |
2661 | { | |
2662 | ap_table_setn( r->notes,"mod_gzip_r_handler",ap_pstrdup(r->pool,r->handler)); | |
2663 | } | |
2664 | else | |
2665 | { | |
2666 | ap_table_setn( r->notes,"mod_gzip_r_handler",ap_pstrdup(r->pool,"0")); | |
2667 | } | |
2668 | ||
2669 | #ifdef MOD_GZIP_DEBUG1 | |
2670 | mod_gzip_printf( "%s: Forcing r->handler to be 'mod_gzip_handler'...", cn ); | |
2671 | #endif | |
2672 | ||
2673 | r->handler = "mod_gzip_handler"; | |
2674 | ||
2675 | #ifdef MOD_GZIP_DEBUG1 | |
2676 | mod_gzip_printf( "%s: r->handler is now = [%s]", cn, npp(r->handler) ); | |
2677 | mod_gzip_printf( "%s: Exit > return( OK ) >", cn ); | |
2678 | mod_gzip_printf( " " ); | |
2679 | #endif | |
2680 | ||
2681 | return OK; | |
2682 | } | |
2683 | else | |
2684 | { | |
2685 | #ifdef MOD_GZIP_DEBUG1 | |
2686 | mod_gzip_printf( "%s: This transaction is NOT a valid candidate...",cn); | |
2687 | #endif | |
2688 | ||
2689 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2690 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:EXCLUDED")); | |
2691 | #endif | |
2692 | ||
2693 | #ifdef MOD_GZIP_DEBUG1 | |
2694 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn ); | |
2695 | mod_gzip_printf( " " ); | |
2696 | #endif | |
2697 | ||
2698 | return DECLINED; | |
2699 | } | |
2700 | } | |
2701 | ||
2702 | #ifdef MOD_GZIP_COMMAND_VERSION_USED | |
2703 | ||
2704 | int mod_gzip_do_command( | |
2705 | int this_command, /* MOD_GZIP_COMMAND_XXXX */ | |
2706 | request_rec *r, /* Request record */ | |
2707 | mod_gzip_conf *dconf /* Directory config pointer */ | |
2708 | ) | |
2709 | { | |
2710 | /* Generic command response transmitter... */ | |
2711 | ||
2712 | char tmpbuf[2048]; /* Fill/flush as needed. Don't overflow */ | |
2713 | char *tmp=tmpbuf; | |
2714 | int tmplen=0; | |
2715 | char s1[90]; | |
2716 | ||
2717 | #ifdef USE_MOD_GZIP_DEBUG1 | |
2718 | char cn[]="mod_gzip.c: mod_gzip_send_html_command_response()"; | |
2719 | #endif | |
2720 | ||
2721 | /* Start... */ | |
2722 | ||
2723 | if ( this_command == MOD_GZIP_COMMAND_VERSION ) | |
2724 | { | |
2725 | mod_gzip_strcpy(s1,"No"); | |
2726 | ||
2727 | if ( dconf ) | |
2728 | { | |
2729 | if ( dconf->is_on == 1 ) mod_gzip_strcpy(s1,"Yes"); | |
2730 | } | |
2731 | ||
2732 | sprintf( tmp, | |
2733 | "<html><body>" | |
2734 | "mod_gzip is available...<br>\r\n" | |
2735 | "mod_gzip_version = %s<br>\r\n" | |
2736 | "mod_gzip_on = %s<br>\r\n" | |
2737 | "</body></html>", | |
2738 | mod_gzip_version, | |
2739 | s1 | |
2740 | ); | |
2741 | ||
2742 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2743 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"COMMAND:VERSION")); | |
2744 | #endif | |
2745 | } | |
2746 | else | |
2747 | { | |
2748 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2749 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:INVALID_COMMAND")); | |
2750 | #endif | |
2751 | ||
2752 | return( DECLINED ); | |
2753 | } | |
2754 | ||
2755 | /* Add the length of the response to the output header... */ | |
2756 | /* The third parameter to ap_table_set() MUST be a string. */ | |
2757 | ||
2758 | tmplen = strlen( tmp ); | |
2759 | ||
2760 | sprintf( s1, "%d", tmplen ); | |
2761 | ||
2762 | ap_table_set( r->headers_out, "Content-Length", s1 ); | |
2763 | ||
2764 | /* Make sure the content type matches this response... */ | |
2765 | ||
2766 | r->content_type = "text/html"; | |
2767 | ||
2768 | /* Start a timer for this return trip... */ | |
2769 | ||
2770 | ap_soft_timeout( "mod_gzip: mod_gzip_do_command", r ); | |
2771 | ||
2772 | #ifdef MOD_GZIP_COMMANDS_USE_LAST_MODIFIED | |
2773 | ||
2774 | /* Set the 'Last modified' stamp to current time/date... */ | |
2775 | ||
2776 | ap_set_last_modified(r); | |
2777 | ||
2778 | /* TODO? Add 'no-cache' option(s) to mod_gzip command responses */ | |
2779 | /* so user doesn't have hit reload to get fresh data? This might */ | |
2780 | /* be necessary for static files that are subject to an Apache */ | |
2781 | /* lookup but mod_gzip command results as sent 'fresh' each */ | |
2782 | /* time no matter what so there doesn't seem to be a need for */ | |
2783 | /* any 'Last modified' information. Just pump a 200 + data and */ | |
2784 | /* then turn and burn... */ | |
2785 | ||
2786 | #endif /* MOD_GZIP_COMMANDS_USE_LAST_MODIFIED */ | |
2787 | ||
2788 | /* Send the HTTP response header... */ | |
2789 | ||
2790 | ap_send_http_header(r); | |
2791 | ||
2792 | /* Send the response BODY... */ | |
2793 | ||
2794 | ap_send_mmap( tmp, r, 0, tmplen ); | |
2795 | ||
2796 | /* Clean up and exit... */ | |
2797 | ||
2798 | ap_kill_timeout(r); | |
2799 | ||
2800 | return OK; | |
2801 | ||
2802 | }/* End of mod_gzip_send_html_command_response() */ | |
2803 | ||
2804 | #endif /* MOD_GZIP_COMMAND_VERSION_USED */ | |
2805 | ||
2806 | ||
2807 | static int mod_gzip_handler( request_rec *r ) | |
2808 | { | |
2809 | #ifdef MOD_GZIP_DEBUG1 | |
2810 | char cn[]="mod_gzip_handler()"; | |
2811 | #endif | |
2812 | ||
2813 | int rc = DECLINED; | |
2814 | int action_flag = 0; | |
2815 | ||
2816 | request_rec *r__next=0; | |
2817 | ||
2818 | mod_gzip_conf *sconf = 0; | |
2819 | mod_gzip_conf *dconf = 0; | |
2820 | ||
2821 | const char *tablestring; | |
2822 | ||
2823 | const char *s1; | |
2824 | const char *s2; | |
2825 | const char *s3; | |
2826 | const char *s4; | |
2827 | ||
2828 | #ifdef MOD_GZIP_CAN_NEGOTIATE | |
2829 | struct stat statbuf; | |
2830 | char *new_uri; | |
2831 | char *new_name; | |
2832 | #endif | |
2833 | ||
2834 | #ifdef MOD_GZIP_DEBUG1 | |
2835 | ||
2836 | mod_gzip_server_now = r->server; | |
2837 | ||
2838 | mod_gzip_printf( " " ); | |
2839 | ||
2840 | mod_gzip_printf( "%s: ''''Entry...",cn); | |
2841 | mod_gzip_printf( "%s: r = %ld", cn,(long)r); | |
2842 | mod_gzip_printf( "%s: r->main = %ld", cn,(long)r->main); | |
2843 | mod_gzip_printf( "%s: r->next = %ld", cn,(long)r->next); | |
2844 | mod_gzip_printf( "%s: r->prev = %ld", cn,(long)r->prev); | |
2845 | mod_gzip_printf( "%s: r->unparsed_uri = [%s]",cn,npp(r->unparsed_uri)); | |
2846 | mod_gzip_printf( "%s: r->uri = [%s]",cn,npp(r->uri)); | |
2847 | mod_gzip_printf( "%s: r->filename = [%s]",cn,npp(r->filename)); | |
2848 | mod_gzip_printf( "%s: r->handler = [%s]",cn,npp(r->handler)); | |
2849 | ||
2850 | #endif | |
2851 | ||
2852 | if ( r->main ) /* SUBREQUEST */ | |
2853 | { | |
2854 | #ifdef MOD_GZIP_DEBUG1 | |
2855 | mod_gzip_printf( "%s: r->main is TRUE - This is a subrequest...",cn); | |
2856 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
2857 | #endif | |
2858 | ||
2859 | return DECLINED; | |
2860 | } | |
2861 | #ifdef MOD_GZIP_DEBUG1 | |
2862 | else | |
2863 | { | |
2864 | mod_gzip_printf( "%s: r->main is FALSE",cn); | |
2865 | mod_gzip_printf( "%s: This is NOT a subrequest in progress...",cn); | |
2866 | mod_gzip_printf( "%s: OK to continue...",cn); | |
2867 | } | |
2868 | #endif | |
2869 | ||
2870 | if ( r->filename ) | |
2871 | { | |
2872 | if ( mod_gzip_strendswith( r->filename, ".gz", 1 ) ) | |
2873 | { | |
2874 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
2875 | if ( r->prev ) | |
2876 | { | |
2877 | /* This is a mod_gzip negotiated .gz static file transmit... */ | |
2878 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:STATIC_GZ_FOUND")); | |
2879 | } | |
2880 | else | |
2881 | { | |
2882 | /* This is a direct request from client for a .gz file... */ | |
2883 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:FEXT_GZ")); | |
2884 | } | |
2885 | #endif | |
2886 | ||
2887 | #ifdef MOD_GZIP_DEBUG1 | |
2888 | mod_gzip_printf( "%s: r->filename ends with '.gz'...",cn); | |
2889 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
2890 | #endif | |
2891 | ||
2892 | return DECLINED; | |
2893 | } | |
2894 | #ifdef MOD_GZIP_DEBUG1 | |
2895 | else | |
2896 | { | |
2897 | #ifdef MOD_GZIP_DEBUG1 | |
2898 | mod_gzip_printf( "%s: r->filename does NOT end with '.gz'...",cn); | |
2899 | mod_gzip_printf( "%s: OK to continue...",cn); | |
2900 | #endif | |
2901 | } | |
2902 | #endif | |
2903 | } | |
2904 | ||
2905 | if ( r->prev ) /* REDIRECT */ | |
2906 | { | |
2907 | #ifdef MOD_GZIP_DEBUG1 | |
2908 | mod_gzip_printf( "%s: r->prev is TRUE - This is a redirection...",cn); | |
2909 | #endif | |
2910 | ||
2911 | /* This might be a 'directory' index lookup... */ | |
2912 | ||
2913 | tablestring = ap_table_get(r->prev->notes, "mod_gzip_running"); | |
2914 | ||
2915 | #ifdef MOD_GZIP_DEBUG1 | |
2916 | mod_gzip_printf( "%s: r->prev->notes->mod_gzip_running = [%s]", | |
2917 | cn,npp(tablestring)); | |
2918 | #endif | |
2919 | ||
2920 | if ( tablestring ) | |
2921 | { | |
2922 | #ifdef MOD_GZIP_DEBUG1 | |
2923 | mod_gzip_printf( "%s: 'mod_gzip_running' note FOUND",cn); | |
2924 | #endif | |
2925 | ||
2926 | if ( *tablestring == '1' ) | |
2927 | { | |
2928 | #ifdef MOD_GZIP_DEBUG1 | |
2929 | mod_gzip_printf( "%s: 'mod_gzip_running' note value is '1'...",cn); | |
2930 | #endif | |
2931 | ||
2932 | #ifdef MOD_GZIP_DEBUG1 | |
2933 | mod_gzip_printf( "%s: ************************************************",cn); | |
2934 | mod_gzip_printf( "%s: mod_gzip is currently 'running' so we ",cn); | |
2935 | mod_gzip_printf( "%s: must return DECLINED.",cn); | |
2936 | mod_gzip_printf( "%s: ************************************************",cn); | |
2937 | mod_gzip_printf( "%s: IMPORTANT: We must now 'replicate' the note flag",cn); | |
2938 | mod_gzip_printf( "%s: on this record or next time around r->prev",cn); | |
2939 | mod_gzip_printf( "%s: note flag check will be FALSE.",cn); | |
2940 | mod_gzip_printf( "%s: ************************************************",cn); | |
2941 | #endif | |
2942 | ||
2943 | ap_table_setn(r->notes,"mod_gzip_running",ap_pstrdup(r->pool,"1")); | |
2944 | ||
2945 | #ifdef MOD_GZIP_DEBUG1 | |
2946 | mod_gzip_printf( "%s: r->notes 'mod_gzip_running' set with value = '1'",cn); | |
2947 | mod_gzip_printf( "%s: ************************************************",cn); | |
2948 | #endif | |
2949 | ||
2950 | #ifdef MOD_GZIP_DEBUG1 | |
2951 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
2952 | #endif | |
2953 | ||
2954 | return DECLINED; | |
2955 | } | |
2956 | #ifdef MOD_GZIP_DEBUG1 | |
2957 | else | |
2958 | { | |
2959 | mod_gzip_printf( "%s: 'mod_gzip_running' note value is NOT '1'...",cn); | |
2960 | } | |
2961 | #endif | |
2962 | } | |
2963 | #ifdef MOD_GZIP_DEBUG1 | |
2964 | else | |
2965 | { | |
2966 | mod_gzip_printf( "%s: 'mod_gzip_running' note NOT FOUND",cn); | |
2967 | } | |
2968 | #endif | |
2969 | } | |
2970 | #ifdef MOD_GZIP_DEBUG1 | |
2971 | else | |
2972 | { | |
2973 | mod_gzip_printf( "%s: r->prev is FALSE",cn); | |
2974 | mod_gzip_printf( "%s: This is NOT a redirection in progress...",cn); | |
2975 | mod_gzip_printf( "%s: OK to continue...",cn); | |
2976 | } | |
2977 | #endif | |
2978 | ||
2979 | sconf = ( mod_gzip_conf * ) | |
2980 | ap_get_module_config( r->server->module_config, &gzip_module ); | |
2981 | ||
2982 | dconf = ( mod_gzip_conf * ) | |
2983 | ap_get_module_config( r->per_dir_config, &gzip_module ); | |
2984 | ||
2985 | #ifdef MOD_GZIP_DEBUG1 | |
2986 | mod_gzip_printf( "%s: r->server->server_hostname = [%s]", cn,npp(r->server->server_hostname)); | |
2987 | mod_gzip_printf( "%s: sconf = %ld", cn,(long)sconf); | |
2988 | mod_gzip_printf( "%s: sconf->loc = [%s]",cn,npp(sconf->loc)); | |
2989 | mod_gzip_printf( "%s: sconf->is_on = %ld", cn,(long)sconf->is_on); | |
2990 | mod_gzip_printf( "%s: dconf = %ld", cn,(long)dconf); | |
2991 | mod_gzip_printf( "%s: dconf->loc = [%s]",cn,npp(dconf->loc)); | |
2992 | mod_gzip_printf( "%s: dconf->is_on = %ld", cn,(long)dconf->is_on); | |
2993 | #endif | |
2994 | ||
2995 | #ifdef MOD_GZIP_COMMAND_VERSION_USED | |
2996 | ||
2997 | /* NOTE: Certain mod_gzip 'commands' should return a response */ | |
2998 | /* even if mod_gzip is OFF in the current location. Make sure */ | |
2999 | /* the checks for these commands take place BEFORE checking */ | |
3000 | /* the actual mod_gzip on/off status... */ | |
3001 | ||
3002 | #ifdef MOD_GZIP_DEBUG1 | |
3003 | mod_gzip_printf( "%s: dconf->command_version = [%s]",cn,npp(dconf->command_version)); | |
3004 | #endif | |
3005 | ||
3006 | /* Check for mod_gzip commands in the 'r->unparsed_uri' request */ | |
3007 | /* line so the commands can actually be part of query parms that */ | |
3008 | /* follow the '?'. 'r->uri' is simply he URI itself with any/all */ | |
3009 | /* additional query arguments removed already... */ | |
3010 | ||
3011 | if ( dconf->command_version[0] != 0 ) | |
3012 | { | |
3013 | if ( mod_gzip_stringcontains(r->unparsed_uri,dconf->command_version)) | |
3014 | { | |
3015 | #ifdef MOD_GZIP_DEBUG1 | |
3016 | mod_gzip_printf( "%s: Call mod_gzip_do_command( MOD_GZIP_COMMAND_VERSION, r )...",cn); | |
3017 | #endif | |
3018 | ||
3019 | /* mod_gzip_do_command() returns the correct command */ | |
3020 | /* response page and (normally) just returns 'OK'... */ | |
3021 | ||
3022 | return( | |
3023 | mod_gzip_do_command( | |
3024 | MOD_GZIP_COMMAND_VERSION, | |
3025 | r, | |
3026 | dconf | |
3027 | )); | |
3028 | } | |
3029 | } | |
3030 | ||
3031 | #endif /* MOD_GZIP_COMMAND_VERSION_USED */ | |
3032 | ||
3033 | tablestring = ap_table_get(r->notes, "mod_gzip_r_handler"); | |
3034 | ||
3035 | if ( !tablestring ) | |
3036 | { | |
3037 | #ifdef MOD_GZIP_DEBUG1 | |
3038 | mod_gzip_printf( "%s: r->notes->mod_gzip_r_handler = NOT FOUND",cn); | |
3039 | mod_gzip_printf( "%s: This transaction will be ignored...",cn); | |
3040 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
3041 | #endif | |
3042 | ||
3043 | return DECLINED; | |
3044 | } | |
3045 | ||
3046 | #ifdef MOD_GZIP_DEBUG1 | |
3047 | mod_gzip_printf( "%s: r->notes->mod_gzip_r_handler = FOUND",cn); | |
3048 | mod_gzip_printf( "%s: r->notes->mod_gzip_r_handler = [%s]",cn,npp(tablestring)); | |
3049 | #endif | |
3050 | ||
3051 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
3052 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"INIT2")); | |
3053 | #endif | |
3054 | ||
3055 | if ( !dconf->is_on ) | |
3056 | { | |
3057 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
3058 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:OFF2")); | |
3059 | #endif | |
3060 | ||
3061 | #ifdef MOD_GZIP_DEBUG1 | |
3062 | mod_gzip_printf( "%s: 'dconf->is_on' is FALSE",cn); | |
3063 | mod_gzip_printf( "%s: mod_gzip is not turned ON for this location...",cn); | |
3064 | mod_gzip_printf( "%s: This transaction will be ignored...",cn); | |
3065 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
3066 | #endif | |
3067 | ||
3068 | return DECLINED; | |
3069 | } | |
3070 | ||
3071 | if ( *tablestring == '0' ) | |
3072 | { | |
3073 | r->handler = 0; | |
3074 | } | |
3075 | else | |
3076 | { | |
3077 | r->handler = tablestring; | |
3078 | } | |
3079 | ||
3080 | #ifdef MOD_GZIP_DEBUG1 | |
3081 | mod_gzip_printf( "%s: r->handler set back to = [%s]",cn,npp(r->handler)); | |
3082 | #endif | |
3083 | ||
3084 | /* Verify it (again) in case names have changed... */ | |
3085 | ||
3086 | #ifdef MOD_GZIP_DEBUG1 | |
3087 | mod_gzip_printf( "%s: Call mod_gzip_validate1()...",cn); | |
3088 | #endif | |
3089 | ||
3090 | action_flag = | |
3091 | mod_gzip_validate1( | |
3092 | (request_rec *) r, | |
3093 | (mod_gzip_conf *) dconf, | |
3094 | (char *) r->filename, | |
3095 | (char *) r->uri, | |
3096 | (char *) r->content_type, | |
3097 | (char *) r->handler, | |
3098 | NULL, /* Field key (Not used here */ | |
3099 | NULL, /* Field string (Not used here) */ | |
3100 | 0 /* Direction (Not used here) */ | |
3101 | ); | |
3102 | ||
3103 | #ifdef MOD_GZIP_DEBUG1 | |
3104 | ||
3105 | mod_gzip_printf( "%s: Back mod_gzip_validate1()...",cn); | |
3106 | mod_gzip_printf( "%s: action_flag = %d",cn,action_flag); | |
3107 | ||
3108 | if ( action_flag == MOD_GZIP_IMAP_DYNAMIC1 ) | |
3109 | { | |
3110 | mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DYNAMIC1",cn); | |
3111 | } | |
3112 | else if ( action_flag == MOD_GZIP_IMAP_DYNAMIC2 ) | |
3113 | { | |
3114 | mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DYNAMIC2",cn); | |
3115 | } | |
3116 | else if ( action_flag == MOD_GZIP_IMAP_STATIC1 ) | |
3117 | { | |
3118 | mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_STATIC1",cn); | |
3119 | } | |
3120 | else if ( action_flag == MOD_GZIP_IMAP_DECLINED1 ) | |
3121 | { | |
3122 | mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DECLINED1",cn); | |
3123 | } | |
3124 | else | |
3125 | { | |
3126 | mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_??? Unknown action",cn); | |
3127 | } | |
3128 | ||
3129 | #endif | |
3130 | ||
3131 | if ( action_flag == MOD_GZIP_IMAP_DECLINED1 ) | |
3132 | { | |
3133 | #ifdef MOD_GZIP_DEBUG1 | |
3134 | mod_gzip_printf( "%s: This transaction is NOT a valid candidate...",cn); | |
3135 | mod_gzip_printf( "%s: This transaction will be ignored...",cn); | |
3136 | #endif | |
3137 | ||
3138 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
3139 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:EXCLUDED_BY_HANDLER")); | |
3140 | #endif | |
3141 | ||
3142 | #ifdef MOD_GZIP_DEBUG1 | |
3143 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
3144 | #endif | |
3145 | ||
3146 | return DECLINED; | |
3147 | } | |
3148 | ||
3149 | #ifdef MOD_GZIP_DEBUG1 | |
3150 | mod_gzip_printf( "%s: This transaction is a valid candidate...",cn); | |
3151 | #endif | |
3152 | ||
3153 | #ifdef MOD_GZIP_CAN_NEGOTIATE | |
3154 | ||
3155 | #ifdef MOD_GZIP_DEBUG1 | |
3156 | mod_gzip_printf( "%s: dconf->can_negotiate = %d",cn,(int)dconf->can_negotiate); | |
3157 | #endif | |
3158 | ||
3159 | if ( dconf->can_negotiate == 1 ) | |
3160 | { | |
3161 | #ifdef MOD_GZIP_DEBUG1 | |
3162 | mod_gzip_printf( "%s: dconf->can_negotiate is TRUE...",cn); | |
3163 | #endif | |
3164 | ||
3165 | /* Check for a static compressed version of the file requested... */ | |
3166 | ||
3167 | new_name = ap_pstrcat(r->pool, r->filename, ".gz", NULL); | |
3168 | ||
3169 | #ifdef MOD_GZIP_DEBUG1 | |
3170 | mod_gzip_printf( "%s: Call stat(new_name=[%s])...",cn,npp(new_name)); | |
3171 | #endif | |
3172 | ||
3173 | if ( stat( new_name, &statbuf) != 0 ) | |
3174 | { | |
3175 | #ifdef MOD_GZIP_DEBUG1 | |
3176 | mod_gzip_printf( "%s: .... stat() call FAILED",cn); | |
3177 | mod_gzip_printf( "%s: OK to continue...",cn); | |
3178 | #endif | |
3179 | } | |
3180 | else | |
3181 | { | |
3182 | #ifdef MOD_GZIP_DEBUG1 | |
3183 | mod_gzip_printf( "%s: .... stat() call SUCCEEDED",cn); | |
3184 | mod_gzip_printf( "%s: Sending precompressed version of file...",cn); | |
3185 | mod_gzip_printf( "%s: GZ_REDIRECT: START...",cn); | |
3186 | #endif | |
3187 | ||
3188 | new_name = ap_pstrcat(r->pool, r->uri, ".gz", NULL); | |
3189 | ||
3190 | if ( r->args != NULL ) | |
3191 | { | |
3192 | new_uri = ap_pstrcat(r->pool, new_name, "?", r->args, NULL); | |
3193 | } | |
3194 | else | |
3195 | { | |
3196 | new_uri = ap_pstrcat(r->pool, new_name, NULL ); | |
3197 | } | |
3198 | ||
3199 | #ifdef MOD_GZIP_DEBUG1 | |
3200 | mod_gzip_printf( "%s: Call ap_internal_redirect(new_uri=[%s])...", | |
3201 | cn,npp(new_uri)); | |
3202 | mod_gzip_printf( " " ); | |
3203 | #endif | |
3204 | ||
3205 | ap_internal_redirect( new_uri, r ); | |
3206 | ||
3207 | #ifdef MOD_GZIP_DEBUG1 | |
3208 | mod_gzip_printf( " " ); | |
3209 | mod_gzip_printf( "%s: Back ap_internal_redirect(new_uri=[%s])...", | |
3210 | cn,npp(new_uri)); | |
3211 | mod_gzip_printf( "%s: GZ_REDIRECT: FINISHED...",cn); | |
3212 | #endif | |
3213 | ||
3214 | #ifdef MOD_GZIP_DEBUG1 | |
3215 | mod_gzip_printf( "%s: Exit > return( OK ) >",cn); | |
3216 | #endif | |
3217 | ||
3218 | /* We are about to return OK to end the transaction but go */ | |
3219 | /* ahead and make the mod_gzip final result a DECLINED */ | |
3220 | /* condition since that's what actually happened... */ | |
3221 | ||
3222 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
3223 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:STATIC_GZ_FOUND")); | |
3224 | #endif | |
3225 | ||
3226 | return OK; | |
3227 | } | |
3228 | } | |
3229 | #ifdef MOD_GZIP_DEBUG1 | |
3230 | else | |
3231 | { | |
3232 | mod_gzip_printf( "%s: dconf->can_negotiate is FALSE",cn); | |
3233 | } | |
3234 | #endif | |
3235 | ||
3236 | #endif /* MOD_GZIP_CAN_NEGOTIATE */ | |
3237 | ||
3238 | #ifdef MOD_GZIP_DEBUG1 | |
3239 | mod_gzip_printf( "%s: Call mod_gzip_redir1_handler( r, dconf )...",cn); | |
3240 | #endif | |
3241 | ||
3242 | rc = (int) mod_gzip_redir1_handler( r, dconf ); | |
3243 | ||
3244 | #ifdef MOD_GZIP_DEBUG1 | |
3245 | ||
3246 | mod_gzip_printf( "%s: Back mod_gzip_redir1_handler( r, dconf )...",cn); | |
3247 | ||
3248 | if ( rc == OK ) | |
3249 | { | |
3250 | mod_gzip_printf( "%s: rc = %d OK", cn, (int) rc); | |
3251 | } | |
3252 | else if ( rc == DECLINED ) | |
3253 | { | |
3254 | mod_gzip_printf( "%s: rc = %d DECLINED", cn, (int) rc ); | |
3255 | } | |
3256 | else | |
3257 | { | |
3258 | mod_gzip_printf( "%s: rc = %d ( HTTP ERROR CODE? )", cn, (int) rc ); | |
3259 | } | |
3260 | ||
3261 | #endif | |
3262 | ||
3263 | if ( rc != OK ) | |
3264 | { | |
3265 | #ifdef MOD_GZIP_DEBUG1 | |
3266 | mod_gzip_printf( "%s: mod_gzip_redir1_handler() call FAILED...",cn); | |
3267 | #endif | |
3268 | ||
3269 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
3270 | ||
3271 | ap_table_setn( | |
3272 | r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"RECOVERY")); | |
3273 | #endif | |
3274 | ||
3275 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_WARNING, r->server, | |
3276 | "mod_gzip: RECOVERY [%s]", r->the_request ); | |
3277 | ||
3278 | #ifdef MOD_GZIP_DEBUG1 | |
3279 | mod_gzip_printf( "%s: RECOVERY_REDIRECT: START...",cn); | |
3280 | mod_gzip_printf( "%s: Call ap_internal_redirect(r->unparsed_uri=[%s])...", | |
3281 | cn,npp(r->unparsed_uri)); | |
3282 | mod_gzip_printf( " " ); | |
3283 | #endif | |
3284 | ||
3285 | ap_internal_redirect( r->unparsed_uri, r ); | |
3286 | ||
3287 | #ifdef MOD_GZIP_DEBUG1 | |
3288 | mod_gzip_printf( " " ); | |
3289 | mod_gzip_printf( "%s: Back ap_internal_redirect(r->unparsed_uri=[%s])...", | |
3290 | cn,npp(r->unparsed_uri)); | |
3291 | mod_gzip_printf( "%s: RECOVERY_REDIRECT: FINISHED...",cn); | |
3292 | #endif | |
3293 | ||
3294 | rc = OK; | |
3295 | } | |
3296 | ||
3297 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
3298 | ||
3299 | if ( r->next ) | |
3300 | { | |
3301 | r__next = r->next; | |
3302 | ||
3303 | s1 = ap_table_get( r->notes, "mod_gzip_result" ); | |
3304 | s2 = ap_table_get( r->notes, "mod_gzip_input_size" ); | |
3305 | s3 = ap_table_get( r->notes, "mod_gzip_output_size" ); | |
3306 | s4 = ap_table_get( r->notes, "mod_gzip_compression_ratio" ); | |
3307 | ||
3308 | while( r__next ) | |
3309 | { | |
3310 | if ( s1 ) ap_table_setn( r__next->notes,"mod_gzip_result",ap_pstrdup(r__next->pool,s1)); | |
3311 | if ( s2 ) ap_table_setn( r__next->notes,"mod_gzip_input_size",ap_pstrdup(r__next->pool,s2)); | |
3312 | if ( s3 ) ap_table_setn( r__next->notes,"mod_gzip_output_size",ap_pstrdup(r__next->pool,s3)); | |
3313 | if ( s4 ) ap_table_setn( r__next->notes,"mod_gzip_compression_ratio",ap_pstrdup(r__next->pool,s4)); | |
3314 | ||
3315 | r__next = r__next->next; | |
3316 | } | |
3317 | } | |
3318 | ||
3319 | #endif | |
3320 | ||
3321 | #ifdef MOD_GZIP_DEBUG1 | |
3322 | #ifdef MOD_GZIP_DEBUG1_SHOW_REQUEST_RECORD2 | |
3323 | mod_gzip_show_request_record( r, cn ); | |
3324 | #endif | |
3325 | #endif | |
3326 | ||
3327 | #ifdef MOD_GZIP_DEBUG1 | |
3328 | ||
3329 | mod_gzip_printf( "%s: 1 r->connection->client->outcnt = %ld", | |
3330 | cn, r->connection->client->outcnt ); | |
3331 | mod_gzip_printf( "%s: 1 r->connection->client->bytes_sent = %ld", | |
3332 | cn, r->connection->client->bytes_sent ); | |
3333 | mod_gzip_printf( "%s: 1 Sum of the 2......................= %ld", | |
3334 | cn, r->connection->client->outcnt + | |
3335 | r->connection->client->bytes_sent ); | |
3336 | if ( rc == OK ) | |
3337 | { | |
3338 | mod_gzip_printf( "%s: Exit > return ( rc = %d OK ) >",cn,(int)rc); | |
3339 | } | |
3340 | else if ( rc == DECLINED ) | |
3341 | { | |
3342 | mod_gzip_printf( "%s: Exit > return ( rc = %d DECLINED ) >",cn,(int)rc); | |
3343 | } | |
3344 | else | |
3345 | { | |
3346 | mod_gzip_printf( "%s: Exit > return ( rc = %d HTTP_ERROR ) >",cn,(int)rc); | |
3347 | } | |
3348 | ||
3349 | #endif | |
3350 | ||
3351 | return rc; | |
3352 | } | |
3353 | ||
3354 | int mod_gzip_set_defaults1( mod_gzip_conf *cfg ) | |
3355 | { | |
3356 | int i; | |
3357 | ||
3358 | cfg->is_on = 0; | |
3359 | cfg->is_on_set = 0; | |
3360 | ||
3361 | cfg->keep_workfiles = 0; | |
3362 | cfg->keep_workfiles_set = 0; | |
3363 | ||
3364 | cfg->add_header_count = 0; | |
3365 | cfg->add_header_count_set = 0; | |
3366 | ||
3367 | cfg->dechunk = 0; | |
3368 | cfg->dechunk_set = 0; | |
3369 | ||
3370 | cfg->min_http = 0; | |
3371 | cfg->min_http_set = 0; | |
3372 | ||
3373 | cfg->minimum_file_size = 300; | |
3374 | cfg->minimum_file_size_set = 0; | |
3375 | ||
3376 | cfg->maximum_file_size = 0; | |
3377 | cfg->maximum_file_size_set = 0; | |
3378 | ||
3379 | cfg->maximum_inmem_size = 0; | |
3380 | cfg->maximum_inmem_size_set = 0; | |
3381 | ||
3382 | #ifdef WIN32 | |
3383 | mod_gzip_strcpy( cfg->temp_dir, "c:\\temp\\" ); | |
3384 | #else | |
3385 | mod_gzip_strcpy( cfg->temp_dir, "/tmp/" ); | |
3386 | #endif | |
3387 | cfg->temp_dir_set = 0; | |
3388 | ||
3389 | cfg->imap_total_entries = 0; | |
3390 | cfg->imap_total_ismime = 0; | |
3391 | cfg->imap_total_isfile = 0; | |
3392 | cfg->imap_total_isuri = 0; | |
3393 | cfg->imap_total_ishandler = 0; | |
3394 | cfg->imap_total_isreqheader = 0; | |
3395 | cfg->imap_total_isrspheader = 0; | |
3396 | ||
3397 | for ( i=0; i<MOD_GZIP_IMAP_MAXNAMES; i++ ) | |
3398 | { | |
3399 | memset( &(cfg->imap[i]), 0, mod_gzip_imap_size ); | |
3400 | } | |
3401 | ||
3402 | #ifdef MOD_GZIP_COMMAND_VERSION_USED | |
3403 | memset( | |
3404 | cfg->command_version, 0, MOD_GZIP_COMMAND_VERSION_MAXLEN ); | |
3405 | cfg->command_version_set = 0; | |
3406 | #endif | |
3407 | ||
3408 | #ifdef MOD_GZIP_CAN_NEGOTIATE | |
3409 | cfg->can_negotiate = 0; | |
3410 | cfg->can_negotiate_set = 0; | |
3411 | #endif | |
3412 | ||
3413 | return 0; | |
3414 | } | |
3415 | ||
3416 | #ifdef REFERENCE | |
3417 | static void *mod_gzip_merge_dconfig( | |
3418 | pool *p, | |
3419 | void *parent_conf, | |
3420 | void *newloc_conf | |
3421 | ) | |
3422 | { | |
3423 | mod_gzip_conf *merged_config = (mod_gzip_conf *) ap_pcalloc(p, sizeof(mod_gzip_conf)); | |
3424 | mod_gzip_conf *pconf = (mod_gzip_conf *) parent_conf; | |
3425 | mod_gzip_conf *nconf = (mod_gzip_conf *) newloc_conf; | |
3426 | ||
3427 | mod_gzip_merge1( | |
3428 | ( pool * ) p, | |
3429 | ( mod_gzip_conf * ) merged_config, | |
3430 | ( mod_gzip_conf * ) pconf, | |
3431 | ( mod_gzip_conf * ) nconf | |
3432 | ); | |
3433 | ||
3434 | return (void *) merged_config; | |
3435 | } | |
3436 | #endif | |
3437 | ||
3438 | int mod_gzip_merge1( | |
3439 | pool *p, | |
3440 | mod_gzip_conf *merged_config, | |
3441 | mod_gzip_conf *pconf, | |
3442 | mod_gzip_conf *nconf ) | |
3443 | { | |
3444 | #ifdef MOD_GZIP_DEBUG1 | |
3445 | char cn[]="mod_gzip_merge1():::::::"; | |
3446 | char ch1 = 0; | |
3447 | #endif | |
3448 | ||
3449 | char *p1 = 0; | |
3450 | char *p2 = 0; | |
3451 | int i = 0; | |
3452 | int ii = 0; | |
3453 | int l1 = 0; | |
3454 | int l2 = 0; | |
3455 | int match = 0; | |
3456 | ||
3457 | int total = 0; | |
3458 | int total_ismime = 0; | |
3459 | int total_isfile = 0; | |
3460 | int total_isuri = 0; | |
3461 | int total_ishandler = 0; | |
3462 | int total_isreqheader = 0; | |
3463 | int total_isrspheader = 0; | |
3464 | ||
3465 | #ifdef MOD_GZIP_DEBUG1 | |
3466 | mod_gzip_printf( "%s: ",cn); | |
3467 | #endif | |
3468 | ||
3469 | #ifdef MOD_GZIP_DEBUG1 | |
3470 | ||
3471 | if ( nconf->is_on_set ) | |
3472 | { | |
3473 | merged_config->is_on = nconf->is_on; | |
3474 | ||
3475 | ch1='!'; | |
3476 | } | |
3477 | else | |
3478 | { | |
3479 | merged_config->is_on = pconf->is_on; | |
3480 | ||
3481 | ch1='='; | |
3482 | } | |
3483 | ||
3484 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->is_on = %ld", cn, ch1, (long) merged_config->is_on ); | |
3485 | ||
3486 | #else | |
3487 | ||
3488 | merged_config->is_on = | |
3489 | ( nconf->is_on_set) ? nconf->is_on : pconf->is_on; | |
3490 | ||
3491 | #endif | |
3492 | ||
3493 | #ifdef MOD_GZIP_DEBUG1 | |
3494 | ||
3495 | if ( pconf->cmode == nconf->cmode ) | |
3496 | { | |
3497 | merged_config->cmode = pconf->cmode; | |
3498 | ||
3499 | ch1='='; | |
3500 | } | |
3501 | else | |
3502 | { | |
3503 | merged_config->cmode = MOD_GZIP_CONFIG_MODE_COMBO; | |
3504 | ||
3505 | ch1='!'; | |
3506 | } | |
3507 | ||
3508 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->cmode = %ld", cn, ch1, (long) merged_config->cmode ); | |
3509 | ||
3510 | #else | |
3511 | ||
3512 | merged_config->cmode = | |
3513 | (pconf->cmode == nconf->cmode) ? pconf->cmode : MOD_GZIP_CONFIG_MODE_COMBO; | |
3514 | ||
3515 | #endif | |
3516 | ||
3517 | merged_config->loc = ap_pstrdup( p, nconf->loc ); | |
3518 | ||
3519 | #ifdef MOD_GZIP_DEBUG1 | |
3520 | mod_gzip_printf( "%s: .............. : merged_config->loc = [%s]", cn, npp(merged_config->loc)); | |
3521 | #endif | |
3522 | ||
3523 | #ifdef MOD_GZIP_DEBUG1 | |
3524 | if ( !nconf->add_header_count_set ) | |
3525 | { merged_config->add_header_count = pconf->add_header_count; ch1='='; } | |
3526 | else { merged_config->add_header_count = nconf->add_header_count; ch1='!'; } | |
3527 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->add_header_count = %ld", cn, ch1, (long) merged_config->add_header_count ); | |
3528 | #else | |
3529 | merged_config->add_header_count = ( !nconf->add_header_count_set ) ? pconf->add_header_count : nconf->add_header_count; | |
3530 | #endif | |
3531 | ||
3532 | #ifdef MOD_GZIP_DEBUG1 | |
3533 | if ( !nconf->keep_workfiles_set ) | |
3534 | { merged_config->keep_workfiles = pconf->keep_workfiles; ch1='='; } | |
3535 | else { merged_config->keep_workfiles = nconf->keep_workfiles; ch1='!'; } | |
3536 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->keep_workfiles = %ld", cn, ch1, (long) merged_config->keep_workfiles ); | |
3537 | #else | |
3538 | merged_config->keep_workfiles = ( !nconf->keep_workfiles_set ) ? pconf->keep_workfiles : nconf->keep_workfiles; | |
3539 | #endif | |
3540 | ||
3541 | #ifdef MOD_GZIP_CAN_NEGOTIATE | |
3542 | #ifdef MOD_GZIP_DEBUG1 | |
3543 | if ( !nconf->can_negotiate_set ) | |
3544 | { merged_config->can_negotiate = pconf->can_negotiate; ch1='='; } | |
3545 | else { merged_config->can_negotiate = nconf->can_negotiate; ch1='!'; } | |
3546 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->can_negotiate = %ld", cn, ch1, (long) merged_config->can_negotiate ); | |
3547 | #else | |
3548 | merged_config->can_negotiate = ( !nconf->can_negotiate_set ) ? pconf->can_negotiate : nconf->can_negotiate; | |
3549 | #endif | |
3550 | #endif | |
3551 | ||
3552 | #ifdef MOD_GZIP_DEBUG1 | |
3553 | if ( !nconf->dechunk_set ) | |
3554 | { merged_config->dechunk = pconf->dechunk; ch1='='; } | |
3555 | else { merged_config->dechunk = nconf->dechunk; ch1='!'; } | |
3556 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->dechunk = %ld", cn, ch1, (long) merged_config->dechunk ); | |
3557 | #else | |
3558 | merged_config->dechunk = ( !nconf->dechunk_set ) ? pconf->dechunk : nconf->dechunk; | |
3559 | #endif | |
3560 | ||
3561 | #ifdef MOD_GZIP_DEBUG1 | |
3562 | if ( !nconf->min_http_set ) | |
3563 | { merged_config->min_http = pconf->min_http; ch1='='; } | |
3564 | else { merged_config->min_http = nconf->min_http; ch1='!'; } | |
3565 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->min_http = %ld", cn, ch1, (long) merged_config->min_http ); | |
3566 | #else | |
3567 | merged_config->min_http = ( !nconf->min_http_set ) ? pconf->min_http : nconf->min_http; | |
3568 | #endif | |
3569 | ||
3570 | #ifdef MOD_GZIP_DEBUG1 | |
3571 | if ( !nconf->minimum_file_size_set ) | |
3572 | { merged_config->minimum_file_size = pconf->minimum_file_size; ch1='='; } | |
3573 | else { merged_config->minimum_file_size = nconf->minimum_file_size; ch1='!'; } | |
3574 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->minimum_file_size = %ld", cn, ch1, (long) merged_config->minimum_file_size ); | |
3575 | #else | |
3576 | merged_config->minimum_file_size = ( !nconf->minimum_file_size_set ) ? pconf->minimum_file_size : nconf->minimum_file_size; | |
3577 | #endif | |
3578 | ||
3579 | #ifdef MOD_GZIP_DEBUG1 | |
3580 | if ( !nconf->maximum_file_size_set ) | |
3581 | { merged_config->maximum_file_size = pconf->maximum_file_size; ch1='='; } | |
3582 | else { merged_config->maximum_file_size = nconf->maximum_file_size; ch1='!'; } | |
3583 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->maximum_file_size = %ld", cn, ch1, (long) merged_config->maximum_file_size ); | |
3584 | #else | |
3585 | merged_config->maximum_file_size = ( !nconf->maximum_file_size_set ) ? pconf->maximum_file_size : nconf->maximum_file_size; | |
3586 | #endif | |
3587 | ||
3588 | #ifdef MOD_GZIP_DEBUG1 | |
3589 | if ( !nconf->maximum_inmem_size_set ) | |
3590 | { merged_config->maximum_inmem_size = pconf->maximum_inmem_size; ch1='='; } | |
3591 | else { merged_config->maximum_inmem_size = nconf->maximum_inmem_size; ch1='!'; } | |
3592 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->maximum_inmem_size = %ld", cn, ch1, (long) merged_config->maximum_inmem_size ); | |
3593 | #else | |
3594 | merged_config->maximum_inmem_size = ( !nconf->maximum_inmem_size_set ) ? pconf->maximum_inmem_size : nconf->maximum_inmem_size; | |
3595 | #endif | |
3596 | ||
3597 | #ifdef MOD_GZIP_DEBUG1 | |
3598 | if ( !nconf->temp_dir_set ) | |
3599 | { mod_gzip_strcpy(merged_config->temp_dir,pconf->temp_dir); ch1='='; } | |
3600 | else { mod_gzip_strcpy(merged_config->temp_dir,nconf->temp_dir); ch1='!'; } | |
3601 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->temp_dir = [%s]", cn, ch1,npp(merged_config->temp_dir)); | |
3602 | #else | |
3603 | if ( !nconf->temp_dir_set ) | |
3604 | { mod_gzip_strcpy(merged_config->temp_dir,pconf->temp_dir); } | |
3605 | else { mod_gzip_strcpy(merged_config->temp_dir,nconf->temp_dir); } | |
3606 | #endif | |
3607 | ||
3608 | #ifdef MOD_GZIP_COMMAND_VERSION_USED | |
3609 | #ifdef MOD_GZIP_DEBUG1 | |
3610 | if ( !nconf->command_version_set ) | |
3611 | { mod_gzip_strcpy(merged_config->command_version,pconf->command_version); ch1='='; } | |
3612 | else { mod_gzip_strcpy(merged_config->command_version,nconf->command_version); ch1='!'; } | |
3613 | mod_gzip_printf( "%s: pconf %c= nconf : merged_config->command_version = [%s]", cn, ch1,npp(merged_config->command_version)); | |
3614 | #else | |
3615 | if ( !nconf->command_version_set ) | |
3616 | { mod_gzip_strcpy(merged_config->command_version,pconf->command_version); } | |
3617 | else { mod_gzip_strcpy(merged_config->command_version,nconf->command_version); } | |
3618 | #endif | |
3619 | #endif | |
3620 | ||
3621 | total = 0; | |
3622 | ||
3623 | for ( i=0; i<nconf->imap_total_entries; i++ ) | |
3624 | { | |
3625 | memcpy( | |
3626 | &(merged_config->imap[i]), | |
3627 | &(nconf->imap[i]), | |
3628 | mod_gzip_imap_size | |
3629 | ); | |
3630 | ||
3631 | total++; | |
3632 | ||
3633 | if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISMIME ) | |
3634 | { | |
3635 | total_ismime++; | |
3636 | } | |
3637 | else if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISFILE ) | |
3638 | { | |
3639 | total_isfile++; | |
3640 | } | |
3641 | else if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISURI ) | |
3642 | { | |
3643 | total_isuri++; | |
3644 | } | |
3645 | else if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISHANDLER ) | |
3646 | { | |
3647 | total_ishandler++; | |
3648 | } | |
3649 | else if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISREQHEADER ) | |
3650 | { | |
3651 | total_isreqheader++; | |
3652 | } | |
3653 | else if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISRSPHEADER ) | |
3654 | { | |
3655 | total_isrspheader++; | |
3656 | } | |
3657 | } | |
3658 | ||
3659 | for ( i=0; i<pconf->imap_total_entries; i++ ) | |
3660 | { | |
3661 | p1 = pconf->imap[i].name; | |
3662 | l1 = mod_gzip_strlen( p1 ); | |
3663 | ||
3664 | match = -1; | |
3665 | ||
3666 | for ( ii=0; ii<nconf->imap_total_entries; ii++ ) | |
3667 | { | |
3668 | p2 = nconf->imap[ii].name; | |
3669 | l2 = nconf->imap[ii].namelen; | |
3670 | ||
3671 | if ( l1 == l2 ) | |
3672 | { | |
3673 | if ( mod_gzip_strncmp( p1, p2, l1 ) == 0 ) | |
3674 | { | |
3675 | match = ii; | |
3676 | ||
3677 | break; | |
3678 | } | |
3679 | } | |
3680 | } | |
3681 | ||
3682 | if ( match != -1 ) | |
3683 | { | |
3684 | } | |
3685 | else | |
3686 | { | |
3687 | if ( total < MOD_GZIP_IMAP_MAXNAMES ) | |
3688 | { | |
3689 | memcpy( | |
3690 | &(merged_config->imap[ total ]), | |
3691 | &(pconf->imap[i]), | |
3692 | mod_gzip_imap_size | |
3693 | ); | |
3694 | ||
3695 | total++; | |
3696 | ||
3697 | if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISMIME ) | |
3698 | { | |
3699 | total_ismime++; | |
3700 | } | |
3701 | else if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISFILE ) | |
3702 | { | |
3703 | total_isfile++; | |
3704 | } | |
3705 | else if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISURI ) | |
3706 | { | |
3707 | total_isuri++; | |
3708 | } | |
3709 | else if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISHANDLER ) | |
3710 | { | |
3711 | total_ishandler++; | |
3712 | } | |
3713 | else if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISREQHEADER ) | |
3714 | { | |
3715 | total_isreqheader++; | |
3716 | } | |
3717 | else if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISRSPHEADER ) | |
3718 | { | |
3719 | total_isrspheader++; | |
3720 | } | |
3721 | } | |
3722 | } | |
3723 | } | |
3724 | ||
3725 | merged_config->imap_total_entries = total; | |
3726 | merged_config->imap_total_ismime = total_ismime; | |
3727 | merged_config->imap_total_isfile = total_isfile; | |
3728 | merged_config->imap_total_isuri = total_isuri; | |
3729 | merged_config->imap_total_ishandler = total_ishandler; | |
3730 | merged_config->imap_total_isreqheader = total_isreqheader; | |
3731 | merged_config->imap_total_isrspheader = total_isrspheader; | |
3732 | ||
3733 | #ifdef MOD_GZIP_DEBUG1 | |
3734 | mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_entries = %ld", cn, (long) merged_config->imap_total_entries ); | |
3735 | mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_ismime = %ld", cn, (long) merged_config->imap_total_ismime ); | |
3736 | mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_isfile = %ld", cn, (long) merged_config->imap_total_isfile ); | |
3737 | mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_isuri = %ld", cn, (long) merged_config->imap_total_isuri ); | |
3738 | mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_ishandler = %ld", cn, (long) merged_config->imap_total_ishandler ); | |
3739 | mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_isreqheader = %ld", cn, (long) merged_config->imap_total_isreqheader ); | |
3740 | mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_isrspheader = %ld", cn, (long) merged_config->imap_total_isrspheader ); | |
3741 | #endif | |
3742 | ||
3743 | #ifdef MOD_GZIP_DEBUG1 | |
3744 | mod_gzip_printf( "%s: ",cn); | |
3745 | #endif | |
3746 | ||
3747 | return 0; | |
3748 | } | |
3749 | ||
3750 | static const char * | |
3751 | mod_gzip_set_is_on( cmd_parms *parms, void *cfg, char *arg ) | |
3752 | { | |
3753 | mod_gzip_conf *mgc; | |
3754 | ||
3755 | #ifdef MOD_GZIP_DEBUG1 | |
3756 | server_rec *srv = parms->server; | |
3757 | char cn[]="mod_gzip_set_is_on()"; | |
3758 | #endif | |
3759 | ||
3760 | #ifdef MOD_GZIP_DEBUG1 | |
3761 | ||
3762 | mod_gzip_server_now = srv; | |
3763 | ||
3764 | mod_gzip_printf( " "); | |
3765 | mod_gzip_printf( "%s: Entry", cn ); | |
3766 | mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) ); | |
3767 | ||
3768 | #endif | |
3769 | ||
3770 | mgc = ( mod_gzip_conf * ) cfg; | |
3771 | ||
3772 | #ifdef MOD_GZIP_ALTERNATIVE1 | |
3773 | ||
3774 | mgc = ( mod_gzip_conf * ) | |
3775 | ap_get_module_config(parms->server->module_config, &gzip_module); | |
3776 | #endif | |
3777 | ||
3778 | if ( ( arg[0] == 'Y' )||( arg[0] == 'y' ) ) | |
3779 | { | |
3780 | mgc->is_on = 1; | |
3781 | } | |
3782 | else | |
3783 | { | |
3784 | mgc->is_on = 0; | |
3785 | } | |
3786 | ||
3787 | mgc->is_on_set = 1; | |
3788 | ||
3789 | #ifdef MOD_GZIP_DEBUG1 | |
3790 | mod_gzip_printf( "%s: mgc->loc = [%s]", cn, npp(mgc->loc)); | |
3791 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
3792 | mod_gzip_printf( "%s: srv->server_hostname = [%s]", cn, npp(srv->server_hostname)); | |
3793 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode ); | |
3794 | mod_gzip_printf( "%s: mgc->is_on = %ld", cn, (long) mgc->is_on ); | |
3795 | mod_gzip_printf( "%s: mgc->is_on_set = %ld", cn, (long) mgc->is_on_set ); | |
3796 | #endif | |
3797 | ||
3798 | return NULL; | |
3799 | } | |
3800 | ||
3801 | static const char * | |
3802 | mod_gzip_set_add_header_count( cmd_parms *parms, void *cfg, char *arg ) | |
3803 | { | |
3804 | mod_gzip_conf *mgc; | |
3805 | ||
3806 | #ifdef MOD_GZIP_DEBUG1 | |
3807 | server_rec *srv = parms->server; | |
3808 | char cn[]="mod_gzip_set_add_header_count()"; | |
3809 | #endif | |
3810 | ||
3811 | #ifdef MOD_GZIP_DEBUG1 | |
3812 | mod_gzip_server_now = srv; | |
3813 | mod_gzip_printf( " "); | |
3814 | mod_gzip_printf( "%s: Entry", cn ); | |
3815 | mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) ); | |
3816 | #endif | |
3817 | ||
3818 | mgc = ( mod_gzip_conf * ) cfg; | |
3819 | ||
3820 | if ( ( arg[0] == 'Y' )||( arg[0] == 'y' ) ) | |
3821 | { | |
3822 | mgc->add_header_count = 1; | |
3823 | } | |
3824 | else | |
3825 | { | |
3826 | mgc->add_header_count = 0; | |
3827 | } | |
3828 | ||
3829 | mgc->add_header_count_set = 1; | |
3830 | ||
3831 | #ifdef MOD_GZIP_DEBUG1 | |
3832 | mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc)); | |
3833 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode ); | |
3834 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
3835 | mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname)); | |
3836 | mod_gzip_printf( "%s: mgc->add_header_count = %ld", cn, | |
3837 | (long) mgc->add_header_count ); | |
3838 | mod_gzip_printf( "%s: mgc->add_header_count_set = %ld", cn, | |
3839 | (long) mgc->add_header_count_set ); | |
3840 | #endif | |
3841 | ||
3842 | return NULL; | |
3843 | } | |
3844 | ||
3845 | static const char * | |
3846 | mod_gzip_set_keep_workfiles( cmd_parms *parms, void *cfg, char *arg ) | |
3847 | { | |
3848 | mod_gzip_conf *mgc; | |
3849 | ||
3850 | #ifdef MOD_GZIP_DEBUG1 | |
3851 | server_rec *srv = parms->server; | |
3852 | char cn[]="mod_gzip_set_keep_workfiles()"; | |
3853 | #endif | |
3854 | ||
3855 | #ifdef MOD_GZIP_DEBUG1 | |
3856 | mod_gzip_server_now = srv; | |
3857 | mod_gzip_printf( " "); | |
3858 | mod_gzip_printf( "%s: Entry", cn ); | |
3859 | mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) ); | |
3860 | #endif | |
3861 | ||
3862 | mgc = ( mod_gzip_conf * ) cfg; | |
3863 | ||
3864 | if ( ( arg[0] == 'Y' )||( arg[0] == 'y' ) ) | |
3865 | { | |
3866 | mgc->keep_workfiles = 1; | |
3867 | } | |
3868 | else | |
3869 | { | |
3870 | mgc->keep_workfiles = 0; | |
3871 | } | |
3872 | ||
3873 | mgc->keep_workfiles_set = 1; | |
3874 | ||
3875 | #ifdef MOD_GZIP_DEBUG1 | |
3876 | mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc) ); | |
3877 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode ); | |
3878 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
3879 | mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname) ); | |
3880 | mod_gzip_printf( "%s: mgc->keep_workfiles = %ld", cn, | |
3881 | (long) mgc->keep_workfiles ); | |
3882 | mod_gzip_printf( "%s: mgc->keep_workfiles_set = %ld", cn, | |
3883 | (long) mgc->keep_workfiles_set ); | |
3884 | #endif | |
3885 | ||
3886 | return NULL; | |
3887 | } | |
3888 | ||
3889 | #ifdef MOD_GZIP_CAN_NEGOTIATE | |
3890 | static const char * | |
3891 | mod_gzip_set_can_negotiate( cmd_parms *parms, void *cfg, char *arg ) | |
3892 | { | |
3893 | mod_gzip_conf *mgc; | |
3894 | ||
3895 | #ifdef MOD_GZIP_DEBUG1 | |
3896 | server_rec *srv = parms->server; | |
3897 | char cn[]="mod_gzip_set_can_negotiate()"; | |
3898 | #endif | |
3899 | ||
3900 | #ifdef MOD_GZIP_DEBUG1 | |
3901 | mod_gzip_server_now = srv; | |
3902 | mod_gzip_printf( " "); | |
3903 | mod_gzip_printf( "%s: Entry", cn ); | |
3904 | mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) ); | |
3905 | #endif | |
3906 | ||
3907 | mgc = ( mod_gzip_conf * ) cfg; | |
3908 | ||
3909 | if ( ( arg[0] == 'Y' )||( arg[0] == 'y' ) ) | |
3910 | { | |
3911 | mgc->can_negotiate = 1; | |
3912 | } | |
3913 | else | |
3914 | { | |
3915 | mgc->can_negotiate = 0; | |
3916 | } | |
3917 | ||
3918 | mgc->can_negotiate_set = 1; | |
3919 | ||
3920 | #ifdef MOD_GZIP_DEBUG1 | |
3921 | mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc) ); | |
3922 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode ); | |
3923 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
3924 | mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname) ); | |
3925 | mod_gzip_printf( "%s: mgc->can_negotiate = %ld", cn, | |
3926 | (long) mgc->can_negotiate ); | |
3927 | mod_gzip_printf( "%s: mgc->can_negotiate_set = %ld", cn, | |
3928 | (long) mgc->can_negotiate_set ); | |
3929 | #endif | |
3930 | ||
3931 | return NULL; | |
3932 | } | |
3933 | #endif | |
3934 | ||
3935 | static const char * | |
3936 | mod_gzip_set_dechunk( cmd_parms *parms, void *cfg, char *arg ) | |
3937 | { | |
3938 | mod_gzip_conf *mgc; | |
3939 | ||
3940 | #ifdef MOD_GZIP_DEBUG1 | |
3941 | server_rec *srv = parms->server; | |
3942 | char cn[]="mod_gzip_set_dechunk()"; | |
3943 | #endif | |
3944 | ||
3945 | #ifdef MOD_GZIP_DEBUG1 | |
3946 | mod_gzip_server_now = srv; | |
3947 | mod_gzip_printf( " "); | |
3948 | mod_gzip_printf( "%s: Entry", cn ); | |
3949 | mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) ); | |
3950 | #endif | |
3951 | ||
3952 | mgc = ( mod_gzip_conf * ) cfg; | |
3953 | ||
3954 | if ( ( arg[0] == 'Y' )||( arg[0] == 'y' ) ) | |
3955 | { | |
3956 | mgc->dechunk = 1; | |
3957 | } | |
3958 | else | |
3959 | { | |
3960 | mgc->dechunk = 0; | |
3961 | } | |
3962 | ||
3963 | mgc->dechunk_set = 1; | |
3964 | ||
3965 | #ifdef MOD_GZIP_DEBUG1 | |
3966 | mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc) ); | |
3967 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode ); | |
3968 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
3969 | mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname) ); | |
3970 | mod_gzip_printf( "%s: mgc->dechunk = %ld", cn, | |
3971 | (long) mgc->dechunk ); | |
3972 | mod_gzip_printf( "%s: mgc->dechunk_set = %ld", cn, | |
3973 | (long) mgc->dechunk_set ); | |
3974 | #endif | |
3975 | ||
3976 | return NULL; | |
3977 | } | |
3978 | ||
3979 | static const char * | |
3980 | mod_gzip_set_min_http( cmd_parms *parms, void *cfg, char *arg ) | |
3981 | { | |
3982 | mod_gzip_conf *mgc; | |
3983 | ||
3984 | #ifdef MOD_GZIP_DEBUG1 | |
3985 | server_rec *srv = parms->server; | |
3986 | char cn[]="mod_gzip_set_min_http()"; | |
3987 | #endif | |
3988 | ||
3989 | #ifdef MOD_GZIP_DEBUG1 | |
3990 | mod_gzip_server_now = srv; | |
3991 | mod_gzip_printf( " "); | |
3992 | mod_gzip_printf( "%s: Entry", cn ); | |
3993 | mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) ); | |
3994 | #endif | |
3995 | ||
3996 | mgc = ( mod_gzip_conf * ) cfg; | |
3997 | ||
3998 | mgc->min_http = (int) atoi( arg ); | |
3999 | mgc->min_http_set = 1; | |
4000 | ||
4001 | #ifdef MOD_GZIP_DEBUG1 | |
4002 | mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc)); | |
4003 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode ); | |
4004 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
4005 | mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname)); | |
4006 | mod_gzip_printf( "%s: mgc->min_http = %ld", cn, | |
4007 | (long) mgc->min_http ); | |
4008 | mod_gzip_printf( "%s: mgc->min_http = %ld", cn, | |
4009 | (long) mgc->min_http_set ); | |
4010 | #endif | |
4011 | ||
4012 | return NULL; | |
4013 | } | |
4014 | ||
4015 | static const char * | |
4016 | mod_gzip_set_minimum_file_size( cmd_parms *parms, void *cfg, char *arg ) | |
4017 | { | |
4018 | mod_gzip_conf *mgc; | |
4019 | ||
4020 | #ifdef MOD_GZIP_DEBUG1 | |
4021 | server_rec *srv = parms->server; | |
4022 | char cn[]="mod_gzip_set_minimum_file_size()"; | |
4023 | #endif | |
4024 | ||
4025 | #ifdef MOD_GZIP_DEBUG1 | |
4026 | mod_gzip_server_now = srv; | |
4027 | mod_gzip_printf( " "); | |
4028 | mod_gzip_printf( "%s: Entry", cn ); | |
4029 | mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg)); | |
4030 | #endif | |
4031 | ||
4032 | mgc = ( mod_gzip_conf * ) cfg; | |
4033 | ||
4034 | mgc->minimum_file_size = (long) atol( arg ); | |
4035 | mgc->minimum_file_size_set = 1; | |
4036 | ||
4037 | if ( mgc->minimum_file_size < 300 ) | |
4038 | { | |
4039 | mgc->minimum_file_size = 300; | |
4040 | } | |
4041 | ||
4042 | #ifdef MOD_GZIP_DEBUG1 | |
4043 | mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc)); | |
4044 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode ); | |
4045 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
4046 | mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname)); | |
4047 | mod_gzip_printf( "%s: mgc->minimum_file_size = %ld", cn, | |
4048 | (long) mgc->minimum_file_size ); | |
4049 | mod_gzip_printf( "%s: mgc->minimum_file_size = %ld", cn, | |
4050 | (long) mgc->minimum_file_size_set ); | |
4051 | #endif | |
4052 | ||
4053 | return NULL; | |
4054 | } | |
4055 | ||
4056 | static const char * | |
4057 | mod_gzip_set_maximum_file_size( cmd_parms *parms, void *cfg, char *arg ) | |
4058 | { | |
4059 | mod_gzip_conf *mgc; | |
4060 | ||
4061 | #ifdef MOD_GZIP_DEBUG1 | |
4062 | server_rec *srv = parms->server; | |
4063 | char cn[]="mod_gzip_set_maximum_file_size()"; | |
4064 | #endif | |
4065 | ||
4066 | #ifdef MOD_GZIP_DEBUG1 | |
4067 | mod_gzip_server_now = srv; | |
4068 | mod_gzip_printf( " "); | |
4069 | mod_gzip_printf( "%s: Entry", cn ); | |
4070 | mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg)); | |
4071 | #endif | |
4072 | ||
4073 | mgc = ( mod_gzip_conf * ) cfg; | |
4074 | ||
4075 | mgc->maximum_file_size = (long) atol( arg ); | |
4076 | mgc->maximum_file_size_set = 1; | |
4077 | ||
4078 | #ifdef MOD_GZIP_DEBUG1 | |
4079 | mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc)); | |
4080 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode ); | |
4081 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
4082 | mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname)); | |
4083 | mod_gzip_printf( "%s: mgc->maximum_file_size = %ld", cn, | |
4084 | (long) mgc->maximum_file_size ); | |
4085 | mod_gzip_printf( "%s: mgc->maximum_file_size = %ld", cn, | |
4086 | (long) mgc->maximum_file_size_set ); | |
4087 | #endif | |
4088 | ||
4089 | return NULL; | |
4090 | } | |
4091 | ||
4092 | static const char * | |
4093 | mod_gzip_set_maximum_inmem_size( cmd_parms *parms, void *cfg, char *arg ) | |
4094 | { | |
4095 | mod_gzip_conf *mgc; | |
4096 | ||
4097 | #ifdef MOD_GZIP_DEBUG1 | |
4098 | server_rec *srv = parms->server; | |
4099 | char cn[]="mod_gzip_set_maximum_inmem_size()"; | |
4100 | #endif | |
4101 | ||
4102 | #ifdef MOD_GZIP_DEBUG1 | |
4103 | mod_gzip_server_now = srv; | |
4104 | mod_gzip_printf( " "); | |
4105 | mod_gzip_printf( "%s: Entry", cn ); | |
4106 | mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) ); | |
4107 | #endif | |
4108 | ||
4109 | mgc = ( mod_gzip_conf * ) cfg; | |
4110 | ||
4111 | mgc->maximum_inmem_size = (long) atol(arg); | |
4112 | mgc->maximum_inmem_size_set = 1; | |
4113 | ||
4114 | #ifdef MOD_GZIP_DEBUG1 | |
4115 | mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc)); | |
4116 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode ); | |
4117 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
4118 | mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname)); | |
4119 | mod_gzip_printf( "%s: mgc->maximum_inmem_size = %ld", cn, | |
4120 | (long) mgc->maximum_inmem_size ); | |
4121 | mod_gzip_printf( "%s: mgc->maximum_inmem_size = %ld", cn, | |
4122 | (long) mgc->maximum_inmem_size_set ); | |
4123 | #endif | |
4124 | ||
4125 | return NULL; | |
4126 | } | |
4127 | ||
4128 | static const char * | |
4129 | mod_gzip_set_temp_dir( cmd_parms *parms, void *cfg, char *arg ) | |
4130 | { | |
4131 | mod_gzip_conf *mgc; | |
4132 | ||
4133 | #ifdef MOD_GZIP_DEBUG1 | |
4134 | server_rec *srv = parms->server; | |
4135 | char cn[]="mod_gzip_set_temp_dir()"; | |
4136 | #endif | |
4137 | ||
4138 | int arglen = 0; | |
4139 | int rc = 0; | |
4140 | ||
4141 | struct stat sbuf; | |
4142 | ||
4143 | #ifdef WIN32 | |
4144 | char dirsep[]="\\"; | |
4145 | #else | |
4146 | char dirsep[]="/"; | |
4147 | #endif | |
4148 | ||
4149 | #ifdef MOD_GZIP_DEBUG1 | |
4150 | mod_gzip_server_now = srv; | |
4151 | mod_gzip_printf( " "); | |
4152 | mod_gzip_printf( "%s: Entry", cn ); | |
4153 | #endif | |
4154 | ||
4155 | if ( !arg ) | |
4156 | { | |
4157 | #ifdef MOD_GZIP_DEBUG1 | |
4158 | mod_gzip_printf( "%s: ERROR: 'arg' is NULL...", cn ); | |
4159 | mod_gzip_printf( "%s: ERROR: No valid directory supplied.", cn ); | |
4160 | #endif | |
4161 | ||
4162 | return "mod_gzip_temp_dir: ERROR: No valid directory supplied."; | |
4163 | } | |
4164 | ||
4165 | #ifdef MOD_GZIP_DEBUG1 | |
4166 | mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) ); | |
4167 | #endif | |
4168 | ||
4169 | mgc = ( mod_gzip_conf * ) cfg; | |
4170 | ||
4171 | arglen = mod_gzip_strlen( arg ); | |
4172 | ||
4173 | if ( arglen < 256 ) | |
4174 | { | |
4175 | mod_gzip_strcpy( mgc->temp_dir, arg ); | |
4176 | mgc->temp_dir_set = 1; | |
4177 | ||
4178 | if ( arglen > 0 ) | |
4179 | { | |
4180 | if (( arglen == 1 ) && ( *arg == 32 )) | |
4181 | { | |
4182 | #ifdef MOD_GZIP_DEBUG1 | |
4183 | mod_gzip_printf( "%s: Special ONE SPACE pickup seen.", cn ); | |
4184 | mod_gzip_printf( "%s: temp_dir set to NOTHING.", cn ); | |
4185 | #endif | |
4186 | ||
4187 | mod_gzip_strcpy( mgc->temp_dir, "" ); | |
4188 | } | |
4189 | else | |
4190 | { | |
4191 | if ( ( *(mgc->temp_dir+(arglen-1)) != '\\' ) && | |
4192 | ( *(mgc->temp_dir+(arglen-1)) != '/' ) ) | |
4193 | { | |
4194 | mod_gzip_strcat( mgc->temp_dir, dirsep ); | |
4195 | } | |
4196 | ||
4197 | rc = stat( mgc->temp_dir, &sbuf ); | |
4198 | ||
4199 | if ( rc ) | |
4200 | { | |
4201 | #ifdef MOD_GZIP_DEBUG1 | |
4202 | mod_gzip_printf( "%s: .... stat() call FAILED",cn); | |
4203 | mod_gzip_printf( "%s: Directory name is not valid.",cn); | |
4204 | #endif | |
4205 | ||
4206 | return "mod_gzip_temp_dir: ERROR: Directory does not exist."; | |
4207 | } | |
4208 | else | |
4209 | { | |
4210 | #ifdef MOD_GZIP_DEBUG1 | |
4211 | mod_gzip_printf( "%s: .... stat() call SUCCEEDED",cn); | |
4212 | mod_gzip_printf( "%s: Directory name appears to be valid.",cn); | |
4213 | #endif | |
4214 | } | |
4215 | } | |
4216 | } | |
4217 | ||
4218 | #ifdef MOD_GZIP_DEBUG1 | |
4219 | mod_gzip_printf( "%s: mgc->loc = [%s]", cn, npp(mgc->loc)); | |
4220 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
4221 | mod_gzip_printf( "%s: srv->server_hostname = [%s]", cn, npp(srv->server_hostname)); | |
4222 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode); | |
4223 | mod_gzip_printf( "%s: mgc->temp_dir = [%s]", cn, npp(mgc->temp_dir)); | |
4224 | mod_gzip_printf( "%s: mgc->temp_dir_set = %d", cn, mgc->temp_dir_set); | |
4225 | #endif | |
4226 | ||
4227 | return NULL; | |
4228 | } | |
4229 | else | |
4230 | { | |
4231 | return "mod_gzip_temp_dir pathname must be less than 256 characters."; | |
4232 | } | |
4233 | } | |
4234 | ||
4235 | #ifdef MOD_GZIP_COMMAND_VERSION_USED | |
4236 | static const char * | |
4237 | mod_gzip_set_command_version( cmd_parms *parms, void *cfg, char *arg ) | |
4238 | { | |
4239 | mod_gzip_conf *mgc; | |
4240 | ||
4241 | #ifdef MOD_GZIP_DEBUG1 | |
4242 | server_rec *srv = parms->server; | |
4243 | char cn[]="mod_gzip_set_command_version()"; | |
4244 | #endif | |
4245 | ||
4246 | int arglen = 0; | |
4247 | ||
4248 | #ifdef MOD_GZIP_DEBUG1 | |
4249 | mod_gzip_server_now = srv; | |
4250 | mod_gzip_printf( " "); | |
4251 | mod_gzip_printf( "%s: Entry", cn ); | |
4252 | #endif | |
4253 | ||
4254 | if ( !arg ) | |
4255 | { | |
4256 | #ifdef MOD_GZIP_DEBUG1 | |
4257 | mod_gzip_printf( "%s: ERROR: 'arg' is NULL...", cn ); | |
4258 | mod_gzip_printf( "%s: ERROR: No valid string supplied.", cn ); | |
4259 | #endif | |
4260 | ||
4261 | return "mod_gzip_command_version: ERROR: No valid string supplied."; | |
4262 | } | |
4263 | ||
4264 | #ifdef MOD_GZIP_DEBUG1 | |
4265 | mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) ); | |
4266 | #endif | |
4267 | ||
4268 | mgc = ( mod_gzip_conf * ) cfg; | |
4269 | ||
4270 | arglen = mod_gzip_strlen( arg ); | |
4271 | ||
4272 | if ( arglen < MOD_GZIP_COMMAND_VERSION_MAXLEN ) | |
4273 | { | |
4274 | mod_gzip_strcpy( mgc->command_version, arg ); | |
4275 | mgc->command_version_set = 1; | |
4276 | ||
4277 | #ifdef MOD_GZIP_DEBUG1 | |
4278 | mod_gzip_printf( "%s: mgc->loc = [%s]", cn, npp(mgc->loc)); | |
4279 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
4280 | mod_gzip_printf( "%s: srv->server_hostname = [%s]", cn, npp(srv->server_hostname)); | |
4281 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode); | |
4282 | mod_gzip_printf( "%s: mgc->command_version = [%s]", cn, npp(mgc->command_version)); | |
4283 | mod_gzip_printf( "%s: mgc->command_version_set = %d", cn, mgc->command_version_set); | |
4284 | #endif | |
4285 | ||
4286 | return NULL; | |
4287 | } | |
4288 | else | |
4289 | { | |
4290 | return "mod_gzip_command_version string must be less than 128 characters."; | |
4291 | } | |
4292 | } | |
4293 | #endif | |
4294 | ||
4295 | static const char * | |
4296 | mod_gzip_imap_add_item( | |
4297 | cmd_parms *parms, | |
4298 | mod_gzip_conf *mgc, | |
4299 | char *a1, | |
4300 | char *a2, | |
4301 | int flag1 | |
4302 | ) | |
4303 | { | |
4304 | int x; | |
4305 | char *p1; | |
4306 | int ignorecase=0; | |
4307 | ||
4308 | int this_include=flag1; | |
4309 | int this_type=0; | |
4310 | int this_action=0; | |
4311 | int this_direction=0; | |
4312 | unsigned this_port=0; | |
4313 | int this_len1=0; | |
4314 | regex_t *this_pregex=NULL; | |
4315 | ||
4316 | char *regex; | |
4317 | ||
4318 | /* Diagnostic only | |
4319 | #define MOD_GZIP_TEST_REGEX1 | |
4320 | */ | |
4321 | #ifdef MOD_GZIP_TEST_REGEX1 | |
4322 | char string[129]; | |
4323 | int regex_error; | |
4324 | #endif | |
4325 | ||
4326 | #ifdef MOD_GZIP_DEBUG1 | |
4327 | char cn[]="mod_gzip_imap_add_item()"; | |
4328 | #endif | |
4329 | ||
4330 | #ifdef MOD_GZIP_DEBUG1 | |
4331 | ||
4332 | mod_gzip_printf( "%s: Entry", cn ); | |
4333 | mod_gzip_printf( "%s: 1 a1=[%s]", cn, npp(a1)); | |
4334 | mod_gzip_printf( "%s: 1 a2=[%s]", cn, npp(a2)); | |
4335 | ||
4336 | mod_gzip_printf( "%s: mgc->imap_total_entries = %d", | |
4337 | cn, mgc->imap_total_entries ); | |
4338 | mod_gzip_printf( "%s: mgc->imap_total_ismime = %d", | |
4339 | cn, mgc->imap_total_ismime ); | |
4340 | mod_gzip_printf( "%s: mgc->imap_total_isfile = %d", | |
4341 | cn, mgc->imap_total_isfile ); | |
4342 | mod_gzip_printf( "%s: mgc->imap_total_isuri = %d", | |
4343 | cn, mgc->imap_total_isuri ); | |
4344 | mod_gzip_printf( "%s: mgc->imap_total_ishandler = %d", | |
4345 | cn, mgc->imap_total_ishandler ); | |
4346 | mod_gzip_printf( "%s: mgc->imap_total_isreqheader = %d", | |
4347 | cn, mgc->imap_total_isreqheader ); | |
4348 | mod_gzip_printf( "%s: mgc->imap_total_isrspheader = %d", | |
4349 | cn, mgc->imap_total_isrspheader ); | |
4350 | ||
4351 | if ( flag1 == 1 ) | |
4352 | { | |
4353 | mod_gzip_printf( "%s: flag1 = %d = INCLUDE", cn, flag1 ); | |
4354 | } | |
4355 | else if ( flag1 == 0 ) | |
4356 | { | |
4357 | mod_gzip_printf( "%s: flag1 = %d = EXCLUDE", cn, flag1 ); | |
4358 | } | |
4359 | else | |
4360 | { | |
4361 | mod_gzip_printf( "%s: flag1 = %d = ??? Unknown value", cn, flag1 ); | |
4362 | } | |
4363 | ||
4364 | #endif | |
4365 | ||
4366 | this_type = MOD_GZIP_IMAP_ISNONE; | |
4367 | ||
4368 | if ( mod_gzip_strnicmp( a1, "mime", 4 ) == 0 ) | |
4369 | { | |
4370 | this_type = MOD_GZIP_IMAP_ISMIME; | |
4371 | ||
4372 | #ifdef MOD_GZIP_DEBUG1 | |
4373 | mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISMIME", cn); | |
4374 | #endif | |
4375 | } | |
4376 | else if ( mod_gzip_strnicmp( a1, "file", 4 ) == 0 ) | |
4377 | { | |
4378 | this_type = MOD_GZIP_IMAP_ISFILE; | |
4379 | ||
4380 | #ifdef MOD_GZIP_DEBUG1 | |
4381 | mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISFILE",cn); | |
4382 | #endif | |
4383 | } | |
4384 | else if ( mod_gzip_strnicmp( a1, "ur", 2 ) == 0 ) | |
4385 | { | |
4386 | /* Allow user to specify EITHER 'uri' or 'url' for this 'type' */ | |
4387 | ||
4388 | this_type = MOD_GZIP_IMAP_ISURI; | |
4389 | ||
4390 | #ifdef MOD_GZIP_DEBUG1 | |
4391 | mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISURI",cn); | |
4392 | #endif | |
4393 | } | |
4394 | else if ( mod_gzip_strnicmp( a1, "hand", 4 ) == 0 ) | |
4395 | { | |
4396 | this_type = MOD_GZIP_IMAP_ISHANDLER; | |
4397 | ||
4398 | #ifdef MOD_GZIP_DEBUG1 | |
4399 | mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISHANDLER",cn); | |
4400 | #endif | |
4401 | } | |
4402 | else if ( mod_gzip_strnicmp( a1, "reqh", 4 ) == 0 ) | |
4403 | { | |
4404 | this_type = MOD_GZIP_IMAP_ISREQHEADER; | |
4405 | this_direction = MOD_GZIP_REQUEST; | |
4406 | ||
4407 | #ifdef MOD_GZIP_DEBUG1 | |
4408 | mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISREQHEADER",cn); | |
4409 | #endif | |
4410 | } | |
4411 | else if ( mod_gzip_strnicmp( a1, "rsph", 4 ) == 0 ) | |
4412 | { | |
4413 | this_type = MOD_GZIP_IMAP_ISRSPHEADER; | |
4414 | this_direction = MOD_GZIP_RESPONSE; | |
4415 | ||
4416 | #ifdef MOD_GZIP_DEBUG1 | |
4417 | mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISRSPHEADER",cn); | |
4418 | #endif | |
4419 | } | |
4420 | ||
4421 | if ( this_type == MOD_GZIP_IMAP_ISNONE ) | |
4422 | { | |
4423 | #ifdef MOD_GZIP_DEBUG1 | |
4424 | mod_gzip_printf( "%s: this_type = ?? UNKNOWN ??",cn); | |
4425 | mod_gzip_printf( "%s: Exit > return( ERRORSTRING ) >",cn); | |
4426 | #endif | |
4427 | ||
4428 | return "mod_gzip: ERROR: Valid item types are mime,file,uri,handler,reqheader or rspheader"; | |
4429 | } | |
4430 | ||
4431 | p1 = a2; | |
4432 | ||
4433 | if ( ( this_type == MOD_GZIP_IMAP_ISREQHEADER ) || | |
4434 | ( this_type == MOD_GZIP_IMAP_ISRSPHEADER ) ) | |
4435 | { | |
4436 | while((*p1!=0)&&(*p1!=':')) { p1++; this_len1++; } | |
4437 | ||
4438 | if (*p1==':') | |
4439 | { | |
4440 | if ( this_len1 < 1 ) | |
4441 | { | |
4442 | return "mod_gzip: ERROR: Missing HTTP field name."; | |
4443 | } | |
4444 | ||
4445 | p1++; | |
4446 | } | |
4447 | else | |
4448 | { | |
4449 | return "mod_gzip: ERROR: Missing HTTP field name. No colon found."; | |
4450 | } | |
4451 | ||
4452 | while((*p1!=0)&&(*p1<33)) p1++; | |
4453 | } | |
4454 | ||
4455 | regex = p1; | |
4456 | ||
4457 | #ifdef MOD_GZIP_DEBUG1 | |
4458 | mod_gzip_printf( "%s: regex = [%s]", cn, npp(regex) ); | |
4459 | #endif | |
4460 | ||
4461 | if ( !*regex ) | |
4462 | { | |
4463 | return "mod_gzip: ERROR: Missing regular expression string."; | |
4464 | } | |
4465 | ||
4466 | ignorecase = 1; | |
4467 | ||
4468 | #ifdef MOD_GZIP_DEBUG1 | |
4469 | mod_gzip_printf( "%s: ignorecase = %d",cn,ignorecase); | |
4470 | mod_gzip_printf( "%s: Call ap_pregcomp(%s)...",cn,npp(regex)); | |
4471 | #endif | |
4472 | ||
4473 | this_pregex = | |
4474 | ap_pregcomp(parms->pool, regex, | |
4475 | (REG_EXTENDED | REG_NOSUB | |
4476 | | (ignorecase ? REG_ICASE : 0))); | |
4477 | ||
4478 | if ( this_pregex == NULL ) | |
4479 | { | |
4480 | #ifdef MOD_GZIP_DEBUG1 | |
4481 | mod_gzip_printf( "%s: .... ap_pregcomp(%s) FAILED...",cn,npp(regex)); | |
4482 | mod_gzip_printf( "%s: regex 'pre-compile' FAILED...", cn ); | |
4483 | mod_gzip_printf( "%s: Exit > return( ERRORSTRING ) >",cn); | |
4484 | #endif | |
4485 | ||
4486 | return "mod_gzip: ERROR: Regular expression compile failed."; | |
4487 | } | |
4488 | ||
4489 | #ifdef MOD_GZIP_DEBUG1 | |
4490 | mod_gzip_printf( "%s: .... ap_pregcomp(%s) SUCCEEDED...",cn,npp(regex)); | |
4491 | mod_gzip_printf( "%s: regex 'pre-compiled' OK", cn ); | |
4492 | #endif | |
4493 | ||
4494 | #ifdef MOD_GZIP_TEST_REGEX1 | |
4495 | ||
4496 | if ( ( this_type == MOD_GZIP_IMAP_ISREQHEADER ) || | |
4497 | ( this_type == MOD_GZIP_IMAP_ISRSPHEADER ) ) | |
4498 | { | |
4499 | mod_gzip_strcpy( | |
4500 | string, | |
4501 | "Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt; TUCOWS)" | |
4502 | ); | |
4503 | ||
4504 | #ifdef MOD_GZIP_DEBUG1 | |
4505 | mod_gzip_printf( "%s: Call ap_regexec( regex=[%s], string=[%s] )", | |
4506 | cn, npp(regex), npp(string) ); | |
4507 | #endif | |
4508 | ||
4509 | regex_error = ap_regexec(this_pregex, string, 0, (regmatch_t *)NULL,0); | |
4510 | ||
4511 | #ifdef MOD_GZIP_DEBUG1 | |
4512 | if ( regex_error != 0 ) | |
4513 | mod_gzip_printf( "%s: regex_error = %d = NO MATCH!", cn, regex_error ); | |
4514 | else | |
4515 | mod_gzip_printf( "%s: regex_error = %d = MATCH!", cn, regex_error ); | |
4516 | #endif | |
4517 | } | |
4518 | ||
4519 | #endif /* MOD_GZIP_TEST_REGEX1 */ | |
4520 | ||
4521 | this_action = MOD_GZIP_IMAP_STATIC1; | |
4522 | ||
4523 | #ifdef FUTURE_USE | |
4524 | ||
4525 | if ( ( this_action != MOD_GZIP_IMAP_DYNAMIC1 ) && | |
4526 | ( this_action != MOD_GZIP_IMAP_DYNAMIC2 ) && | |
4527 | ( this_action != MOD_GZIP_IMAP_STATIC1 ) ) | |
4528 | { | |
4529 | #ifdef MOD_GZIP_DEBUG1 | |
4530 | mod_gzip_printf( "%s: this_action = %d = MOD_GZIP_IMAP_??? Unknown action",cn,this_action); | |
4531 | mod_gzip_printf( "%s: return( mod_gzip: ERROR: Unrecognized item 'action'",cn); | |
4532 | #endif | |
4533 | ||
4534 | return( "mod_gzip: ERROR: Unrecognized item 'action'" ); | |
4535 | } | |
4536 | ||
4537 | #endif | |
4538 | ||
4539 | if ( mgc->imap_total_entries < MOD_GZIP_IMAP_MAXNAMES ) | |
4540 | { | |
4541 | if ( mod_gzip_strlen( a2 ) < MOD_GZIP_IMAP_MAXNAMELEN ) | |
4542 | { | |
4543 | x = mgc->imap_total_entries; | |
4544 | ||
4545 | p1 = a2; | |
4546 | ||
4547 | mod_gzip_strcpy( mgc->imap[x].name, p1 ); | |
4548 | ||
4549 | mgc->imap[x].namelen = mod_gzip_strlen( mgc->imap[x].name ); | |
4550 | ||
4551 | mgc->imap[x].include = this_include; | |
4552 | mgc->imap[x].type = this_type; | |
4553 | mgc->imap[x].action = this_action; | |
4554 | mgc->imap[x].direction = this_direction; | |
4555 | mgc->imap[x].port = this_port; | |
4556 | mgc->imap[x].len1 = this_len1; | |
4557 | mgc->imap[x].pregex = this_pregex; | |
4558 | ||
4559 | mgc->imap_total_entries++; | |
4560 | ||
4561 | if ( this_type == MOD_GZIP_IMAP_ISMIME ) | |
4562 | { | |
4563 | mgc->imap_total_ismime++; | |
4564 | } | |
4565 | else if ( this_type == MOD_GZIP_IMAP_ISFILE ) | |
4566 | { | |
4567 | mgc->imap_total_isfile++; | |
4568 | } | |
4569 | else if ( this_type == MOD_GZIP_IMAP_ISURI ) | |
4570 | { | |
4571 | mgc->imap_total_isuri++; | |
4572 | } | |
4573 | else if ( this_type == MOD_GZIP_IMAP_ISHANDLER ) | |
4574 | { | |
4575 | mgc->imap_total_ishandler++; | |
4576 | } | |
4577 | else if ( this_type == MOD_GZIP_IMAP_ISREQHEADER ) | |
4578 | { | |
4579 | mgc->imap_total_isreqheader++; | |
4580 | } | |
4581 | else if ( this_type == MOD_GZIP_IMAP_ISRSPHEADER ) | |
4582 | { | |
4583 | mgc->imap_total_isrspheader++; | |
4584 | } | |
4585 | } | |
4586 | else | |
4587 | { | |
4588 | #ifdef MOD_GZIP_DEBUG1 | |
4589 | mod_gzip_printf( "%s: return( mod_gzip: ERROR: Item name is too long",cn); | |
4590 | #endif | |
4591 | ||
4592 | return( "mod_gzip: ERROR: Item name is too long" ); | |
4593 | } | |
4594 | } | |
4595 | else | |
4596 | { | |
4597 | #ifdef MOD_GZIP_DEBUG1 | |
4598 | mod_gzip_printf( "%s: return( mod_gzip: ERROR: Item index is full",cn); | |
4599 | #endif | |
4600 | ||
4601 | return( "mod_gzip: ERROR: Item index is full" ); | |
4602 | } | |
4603 | ||
4604 | #ifdef MOD_GZIP_DEBUG1 | |
4605 | ||
4606 | mod_gzip_printf( "%s: mgc->imap_total_entries = %d", | |
4607 | cn, mgc->imap_total_entries ); | |
4608 | mod_gzip_printf( "%s: mgc->imap_total_ismime = %d", | |
4609 | cn, mgc->imap_total_ismime ); | |
4610 | mod_gzip_printf( "%s: mgc->imap_total_isfile = %d", | |
4611 | cn, mgc->imap_total_isfile ); | |
4612 | mod_gzip_printf( "%s: mgc->imap_total_isuri = %d", | |
4613 | cn, mgc->imap_total_isuri ); | |
4614 | mod_gzip_printf( "%s: mgc->imap_total_ishandler = %d", | |
4615 | cn, mgc->imap_total_ishandler ); | |
4616 | mod_gzip_printf( "%s: mgc->imap_total_isreqheader = %d", | |
4617 | cn, mgc->imap_total_isreqheader ); | |
4618 | mod_gzip_printf( "%s: mgc->imap_total_isrspheader = %d", | |
4619 | cn, mgc->imap_total_isrspheader ); | |
4620 | ||
4621 | mod_gzip_printf( "%s: Exit > return( NULL ) >",cn); | |
4622 | ||
4623 | #endif | |
4624 | ||
4625 | return NULL; | |
4626 | } | |
4627 | ||
4628 | static const char * | |
4629 | mod_gzip_set_item_include( cmd_parms *parms, void *cfg, char *a1, char *a2 ) | |
4630 | { | |
4631 | mod_gzip_conf *mgc; | |
4632 | char *arg; | |
4633 | ||
4634 | #ifdef MOD_GZIP_DEBUG1 | |
4635 | server_rec *srv = parms->server; | |
4636 | char cn[]="mod_gzip_set_item_include()"; | |
4637 | #endif | |
4638 | ||
4639 | #ifdef MOD_GZIP_DEBUG1 | |
4640 | mod_gzip_server_now = srv; | |
4641 | mod_gzip_printf( " "); | |
4642 | mod_gzip_printf( "%s: Entry", cn ); | |
4643 | mod_gzip_printf( "%s: a1=[%s]", cn, npp(a1) ); | |
4644 | mod_gzip_printf( "%s: a2=[%s]", cn, npp(a2) ); | |
4645 | #endif | |
4646 | ||
4647 | arg = a1; | |
4648 | ||
4649 | mgc = ( mod_gzip_conf * ) cfg; | |
4650 | ||
4651 | #ifdef MOD_GZIP_DEBUG1 | |
4652 | mod_gzip_printf( "%s: mgc->loc = [%s]", cn, npp(mgc->loc)); | |
4653 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
4654 | mod_gzip_printf( "%s: srv->server_hostname = [%s]", cn, npp(srv->server_hostname)); | |
4655 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode ); | |
4656 | #endif | |
4657 | ||
4658 | return( mod_gzip_imap_add_item( parms, mgc, a1, a2, 1 ) ); | |
4659 | } | |
4660 | ||
4661 | static const char * | |
4662 | mod_gzip_set_item_exclude( cmd_parms *parms, void *cfg, char *a1, char *a2 ) | |
4663 | { | |
4664 | mod_gzip_conf *mgc; | |
4665 | char *arg; | |
4666 | ||
4667 | #ifdef MOD_GZIP_DEBUG1 | |
4668 | server_rec *srv = parms->server; | |
4669 | char cn[]="mod_gzip_set_item_exclude()"; | |
4670 | #endif | |
4671 | ||
4672 | #ifdef MOD_GZIP_DEBUG1 | |
4673 | mod_gzip_server_now = srv; | |
4674 | mod_gzip_printf( " "); | |
4675 | mod_gzip_printf( "%s: Entry", cn ); | |
4676 | mod_gzip_printf( "%s: a1=[%s]", cn, npp(a1)); | |
4677 | mod_gzip_printf( "%s: a2=[%s]", cn, npp(a2)); | |
4678 | #endif | |
4679 | ||
4680 | arg = a1; | |
4681 | ||
4682 | mgc = ( mod_gzip_conf * ) cfg; | |
4683 | ||
4684 | #ifdef MOD_GZIP_DEBUG1 | |
4685 | mod_gzip_printf( "%s: mgc->loc = [%s]", cn, npp(mgc->loc)); | |
4686 | mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual ); | |
4687 | mod_gzip_printf( "%s: srv->server_hostname = [%s]", cn, npp(srv->server_hostname)); | |
4688 | mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode ); | |
4689 | #endif | |
4690 | ||
4691 | return( mod_gzip_imap_add_item( parms, mgc, a1, a2, 0 ) ); | |
4692 | } | |
4693 | ||
4694 | static void *mod_gzip_create_dconfig( | |
4695 | pool *p, | |
4696 | char *dirspec | |
4697 | ) | |
4698 | { | |
4699 | mod_gzip_conf *cfg; | |
4700 | char *dname = dirspec; | |
4701 | ||
4702 | cfg = (mod_gzip_conf *) ap_pcalloc(p, sizeof(mod_gzip_conf)); | |
4703 | ||
4704 | cfg->cmode = MOD_GZIP_CONFIG_MODE_DIRECTORY; | |
4705 | ||
4706 | dname = (dname != NULL) ? dname : ""; | |
4707 | ||
4708 | cfg->loc = ap_pstrcat(p, "DIR(", dname, ")", NULL); | |
4709 | ||
4710 | mod_gzip_set_defaults1( (mod_gzip_conf *) cfg ); | |
4711 | ||
4712 | return (void *) cfg; | |
4713 | } | |
4714 | ||
4715 | static void *mod_gzip_merge_dconfig( | |
4716 | pool *p, | |
4717 | void *parent_conf, | |
4718 | void *newloc_conf | |
4719 | ) | |
4720 | { | |
4721 | mod_gzip_conf *merged_config = (mod_gzip_conf *) ap_pcalloc(p, sizeof(mod_gzip_conf)); | |
4722 | mod_gzip_conf *pconf = (mod_gzip_conf *) parent_conf; | |
4723 | mod_gzip_conf *nconf = (mod_gzip_conf *) newloc_conf; | |
4724 | ||
4725 | mod_gzip_merge1( | |
4726 | ( pool * ) p, | |
4727 | ( mod_gzip_conf * ) merged_config, | |
4728 | ( mod_gzip_conf * ) pconf, | |
4729 | ( mod_gzip_conf * ) nconf | |
4730 | ); | |
4731 | ||
4732 | return (void *) merged_config; | |
4733 | } | |
4734 | ||
4735 | static void *mod_gzip_create_sconfig( | |
4736 | pool *p, | |
4737 | server_rec *s | |
4738 | ) | |
4739 | { | |
4740 | mod_gzip_conf *cfg; | |
4741 | char *sname = s->server_hostname; | |
4742 | ||
4743 | #ifdef MOD_GZIP_DEBUG1 | |
4744 | mod_gzip_server_now = s; | |
4745 | #endif | |
4746 | ||
4747 | cfg = (mod_gzip_conf *) ap_pcalloc(p, sizeof(mod_gzip_conf)); | |
4748 | ||
4749 | cfg->cmode = MOD_GZIP_CONFIG_MODE_SERVER; | |
4750 | ||
4751 | sname = (sname != NULL) ? sname : ""; | |
4752 | ||
4753 | cfg->loc = ap_pstrcat(p, "SVR(", sname, ")", NULL); | |
4754 | ||
4755 | mod_gzip_set_defaults1( (mod_gzip_conf *) cfg ); | |
4756 | ||
4757 | return (void *) cfg; | |
4758 | } | |
4759 | ||
4760 | static void *mod_gzip_merge_sconfig( | |
4761 | pool *p, | |
4762 | void *parent_conf, | |
4763 | void *newloc_conf | |
4764 | ) | |
4765 | { | |
4766 | mod_gzip_conf *merged_config = (mod_gzip_conf *) ap_pcalloc(p, sizeof(mod_gzip_conf)); | |
4767 | mod_gzip_conf *pconf = (mod_gzip_conf *) parent_conf; | |
4768 | mod_gzip_conf *nconf = (mod_gzip_conf *) newloc_conf; | |
4769 | ||
4770 | mod_gzip_merge1( | |
4771 | ( pool * ) p, | |
4772 | ( mod_gzip_conf * ) merged_config, | |
4773 | ( mod_gzip_conf * ) pconf, | |
4774 | ( mod_gzip_conf * ) nconf | |
4775 | ); | |
4776 | ||
4777 | return (void *) merged_config; | |
4778 | } | |
4779 | ||
4780 | char mod_gzip_command_no_longer_supported[] = | |
4781 | "Configuration directive no longer supported."; | |
4782 | ||
4783 | static const char * | |
4784 | mod_gzip_obsolete_command( cmd_parms *parms, void *cfg, char *arg ) | |
4785 | { | |
4786 | return mod_gzip_command_no_longer_supported; | |
4787 | } | |
4788 | ||
4789 | static const command_rec mod_gzip_cmds[] = | |
4790 | { | |
4791 | {"mod_gzip_on", mod_gzip_set_is_on, NULL, OR_OPTIONS, TAKE1, | |
4792 | "Yes=mod_gzip will handle requests. No=mod_gzip is disabled."}, | |
4793 | {"mod_gzip_add_header_count", mod_gzip_set_add_header_count, NULL, OR_OPTIONS, TAKE1, | |
4794 | "Yes=Add header byte counts to Common Log Format output total(s)."}, | |
4795 | {"mod_gzip_keep_workfiles", mod_gzip_set_keep_workfiles, NULL, OR_OPTIONS, TAKE1, | |
4796 | "Yes=Keep any work files used. No=Automatically delete any work files used."}, | |
4797 | {"mod_gzip_dechunk", mod_gzip_set_dechunk, NULL, OR_OPTIONS, TAKE1, | |
4798 | "Yes=Allow removal of 'Transfer-encoding: chunked' when necessary."}, | |
4799 | {"mod_gzip_min_http", mod_gzip_set_min_http, NULL, OR_OPTIONS, TAKE1, | |
4800 | "Minimum HTTP protocol value to support. 1000 = HTTP/1.0 1001 = HTTP/1.1"}, | |
4801 | {"mod_gzip_minimum_file_size", mod_gzip_set_minimum_file_size, NULL, OR_OPTIONS, TAKE1, | |
4802 | "Minimum size ( bytes ) of a file eligible for compression"}, | |
4803 | {"mod_gzip_maximum_file_size", mod_gzip_set_maximum_file_size, NULL, OR_OPTIONS, TAKE1, | |
4804 | "Maximum size ( bytes ) of a file eligible for compression"}, | |
4805 | {"mod_gzip_maximum_inmem_size", mod_gzip_set_maximum_inmem_size, NULL, OR_OPTIONS, TAKE1, | |
4806 | "Maximum size ( bytes ) to use for in-memory compression."}, | |
4807 | {"mod_gzip_temp_dir", mod_gzip_set_temp_dir, NULL, OR_OPTIONS, TAKE1, | |
4808 | "The directory to use for work files and compression cache"}, | |
4809 | {"mod_gzip_item_include", mod_gzip_set_item_include, NULL, OR_OPTIONS, TAKE2, | |
4810 | "\r\nARG1=[mime,handler,file,uri,reqheader,rspheader] \r\nARG2=[Name of item to INCLUDE in list of things that should be compressed]"}, | |
4811 | {"mod_gzip_item_exclude", mod_gzip_set_item_exclude, NULL, OR_OPTIONS, TAKE2, | |
4812 | "\r\nARG1=[mime,handler,file,uri,reqheader,rspheader] \r\nARG2=[Name of item to EXCLUDE from list of things that should be compressed]"}, | |
4813 | {"mod_gzip_add_vinfo", mod_gzip_obsolete_command, NULL, OR_OPTIONS, TAKE1, | |
4814 | mod_gzip_command_no_longer_supported }, | |
4815 | {"mod_gzip_do_static_files", mod_gzip_obsolete_command, NULL, OR_OPTIONS, TAKE1, | |
4816 | mod_gzip_command_no_longer_supported }, | |
4817 | {"mod_gzip_do_cgi", mod_gzip_obsolete_command, NULL, OR_OPTIONS, TAKE1, | |
4818 | mod_gzip_command_no_longer_supported }, | |
4819 | {"mod_gzip_verbose_debug", mod_gzip_obsolete_command, NULL, OR_OPTIONS, TAKE1, | |
4820 | mod_gzip_command_no_longer_supported }, | |
4821 | {"mod_gzip_post_on", mod_gzip_obsolete_command, NULL, OR_OPTIONS, TAKE1, | |
4822 | mod_gzip_command_no_longer_supported }, | |
4823 | #ifdef MOD_GZIP_COMMAND_VERSION_USED | |
4824 | {"mod_gzip_command_version", mod_gzip_set_command_version, NULL, OR_OPTIONS, TAKE1, | |
4825 | "User defined pickup string to use for mod_gzip version command."}, | |
4826 | #endif | |
4827 | #ifdef MOD_GZIP_CAN_NEGOTIATE | |
4828 | {"mod_gzip_can_negotiate", mod_gzip_set_can_negotiate, NULL, OR_OPTIONS, TAKE1, | |
4829 | "Yes=Negotiate/send static compressed versions of files No=Do not negotiate."}, | |
4830 | #endif | |
4831 | {NULL} | |
4832 | }; | |
4833 | ||
4834 | static const handler_rec mod_gzip_handlers[] = | |
4835 | { | |
4836 | {"mod_gzip_handler", mod_gzip_handler}, | |
4837 | {CGI_MAGIC_TYPE, mod_gzip_handler}, | |
4838 | {"cgi-script", mod_gzip_handler}, | |
4839 | {"*", mod_gzip_handler}, | |
4840 | {NULL} | |
4841 | }; | |
4842 | ||
4843 | module MODULE_VAR_EXPORT gzip_module = | |
4844 | { | |
4845 | STANDARD_MODULE_STUFF, | |
4846 | mod_gzip_init, | |
4847 | mod_gzip_create_dconfig, | |
4848 | mod_gzip_merge_dconfig, | |
4849 | mod_gzip_create_sconfig, | |
4850 | mod_gzip_merge_sconfig, | |
4851 | mod_gzip_cmds, | |
4852 | mod_gzip_handlers, | |
4853 | NULL, | |
4854 | NULL, | |
4855 | NULL, | |
4856 | NULL, | |
4857 | mod_gzip_type_checker, | |
4858 | NULL, | |
4859 | NULL, | |
4860 | NULL, | |
4861 | NULL, | |
4862 | NULL, | |
4863 | NULL | |
4864 | }; | |
4865 | ||
4866 | #ifdef NETWARE | |
4867 | int main(int argc, char *argv[]) | |
4868 | { | |
4869 | ExitThread(TSR_THREAD, 0); | |
4870 | } | |
4871 | #endif | |
4872 | ||
4873 | long mod_gzip_send( | |
4874 | char *buf, | |
4875 | long buflen, | |
4876 | request_rec *r | |
4877 | ) | |
4878 | { | |
4879 | #ifdef MOD_GZIP_DEBUG1 | |
4880 | char cn[]="mod_gzip_send()"; | |
4881 | #endif | |
4882 | ||
4883 | int bytes_to_send = 0; | |
4884 | int bytes_sent = 0; | |
4885 | long bytes_left = buflen; | |
4886 | long total_bytes_sent = 0; | |
4887 | ||
4888 | char *p1=buf; | |
4889 | int p1maxlen=4096; | |
4890 | ||
4891 | #ifdef MOD_GZIP_DEBUG1 | |
4892 | #ifdef MOD_GZIP_DEBUG1_SEND1 | |
4893 | mod_gzip_printf("%s: Entry...",cn); | |
4894 | mod_gzip_printf("%s: buf = %ld",cn,(long)buf); | |
4895 | mod_gzip_printf("%s: buflen = %ld",cn,(long)buflen); | |
4896 | mod_gzip_printf("%s: r = %ld",cn,(long)r); | |
4897 | #endif | |
4898 | #endif | |
4899 | ||
4900 | if ( !buf ) return 0; | |
4901 | if ( !buflen ) return 0; | |
4902 | if ( !r ) return 0; | |
4903 | ||
4904 | for (;;) | |
4905 | { | |
4906 | if ( bytes_left <= 0 ) | |
4907 | { | |
4908 | break; | |
4909 | } | |
4910 | ||
4911 | bytes_to_send = p1maxlen; | |
4912 | ||
4913 | if ( bytes_to_send > bytes_left ) | |
4914 | { | |
4915 | bytes_to_send = bytes_left; | |
4916 | } | |
4917 | ||
4918 | #ifdef MOD_GZIP_DEBUG1 | |
4919 | #ifdef MOD_GZIP_DEBUG1_SEND1 | |
4920 | mod_gzip_printf("%s: Call ap_rwrite(bytes_to_send=%d)...",cn,bytes_to_send); | |
4921 | #endif | |
4922 | #endif | |
4923 | ||
4924 | bytes_sent = | |
4925 | ap_rwrite( | |
4926 | p1, | |
4927 | bytes_to_send, | |
4928 | (request_rec *) r | |
4929 | ); | |
4930 | ||
4931 | #ifdef MOD_GZIP_DEBUG1 | |
4932 | #ifdef MOD_GZIP_DEBUG1_SEND1 | |
4933 | mod_gzip_printf("%s: Back ap_rwrite(bytes_to_send=%d)...",cn,bytes_to_send); | |
4934 | mod_gzip_printf("%s: bytes_sent = %d",cn,bytes_sent); | |
4935 | #endif | |
4936 | #endif | |
4937 | ||
4938 | if ( bytes_sent > 0 ) | |
4939 | { | |
4940 | total_bytes_sent += bytes_sent; | |
4941 | bytes_left -= bytes_sent; | |
4942 | p1 += bytes_sent; | |
4943 | } | |
4944 | else | |
4945 | { | |
4946 | break; | |
4947 | } | |
4948 | } | |
4949 | ||
4950 | #ifdef MOD_GZIP_DEBUG1 | |
4951 | mod_gzip_printf("%s: Done > return( total_bytes_sent = %ld ) >", | |
4952 | cn, (long) total_bytes_sent); | |
4953 | #endif | |
4954 | ||
4955 | return( total_bytes_sent ); | |
4956 | } | |
4957 | ||
4958 | int mod_gzip_redir1_handler( | |
4959 | request_rec *r, | |
4960 | mod_gzip_conf *dconf | |
4961 | ) | |
4962 | { | |
4963 | #ifdef MOD_GZIP_DEBUG1 | |
4964 | char cn[]="mod_gzip_redir1_handler()"; | |
4965 | #endif | |
4966 | ||
4967 | int rc = 0; | |
4968 | int status = 0; | |
4969 | int pid = 0; | |
4970 | int save_socket = 0; | |
4971 | ||
4972 | int dconf__keep_workfiles = 0; | |
4973 | char *dconf__temp_dir = 0; | |
4974 | ||
4975 | char tempfile_redir1[ MOD_GZIP_MAX_PATH_LEN + 2 ]; | |
4976 | ||
4977 | #ifdef WIN32 | |
4978 | int save_flags = 0; | |
4979 | #endif | |
4980 | ||
4981 | #ifdef MOD_GZIP_DEBUG1 | |
4982 | mod_gzip_printf( " " ); | |
4983 | mod_gzip_printf( "%s: Entry...",cn); | |
4984 | #endif | |
4985 | ||
4986 | tempfile_redir1[0] = 0; | |
4987 | ||
4988 | dconf__keep_workfiles = dconf->keep_workfiles; | |
4989 | dconf__temp_dir = dconf->temp_dir; | |
4990 | ||
4991 | #ifdef MOD_GZIP_DEBUG1 | |
4992 | mod_gzip_printf( "%s: r->proxyreq = %d", cn, (int) r->proxyreq ); | |
4993 | mod_gzip_printf( "%s: dconf__keep_workfiles = %d", cn, (int) dconf__keep_workfiles ); | |
4994 | mod_gzip_printf( "%s: dconf__temp_dir = [%s]", cn, npp(dconf__temp_dir)); | |
4995 | #endif | |
4996 | ||
4997 | ap_table_setn( r->notes, | |
4998 | "mod_gzip_running",ap_pstrdup(r->pool,"1")); | |
4999 | ||
5000 | #ifdef MOD_GZIP_DEBUG1 | |
5001 | mod_gzip_printf( "%s: r->notes->mod_gzip_running set to '1'",cn); | |
5002 | #endif | |
5003 | ||
5004 | pid = getpid(); | |
5005 | ||
5006 | #ifdef MOD_GZIP_DEBUG1 | |
5007 | mod_gzip_printf( "%s: Saving 'r->connection->client->fd' value to 'save_socket' stack variable...",cn); | |
5008 | #endif | |
5009 | ||
5010 | save_socket = (int) r->connection->client->fd; | |
5011 | ||
5012 | #ifdef MOD_GZIP_DEBUG1 | |
5013 | mod_gzip_printf( "%s: 'r->connection->client->fd' saved to 'save_socket' stack variable",cn); | |
5014 | #endif | |
5015 | ||
5016 | #ifdef MOD_GZIP_DEBUG1 | |
5017 | mod_gzip_printf( "%s: Creating 'tempfile_redir1' string now...",cn); | |
5018 | #endif | |
5019 | ||
5020 | mod_gzip_create_unique_filename( | |
5021 | dconf__temp_dir, | |
5022 | (char *) tempfile_redir1, | |
5023 | MOD_GZIP_MAX_PATH_LEN | |
5024 | ); | |
5025 | ||
5026 | #ifdef MOD_GZIP_DEBUG1 | |
5027 | mod_gzip_printf( "%s: tempfile_redir1 = [%s]",cn,npp(tempfile_redir1)); | |
5028 | mod_gzip_printf( "%s: Call mod_gzip_dyn1_getfdo1(%s)...",cn,npp(tempfile_redir1)); | |
5029 | #endif | |
5030 | ||
5031 | status = mod_gzip_dyn1_getfdo1( r, tempfile_redir1 ); | |
5032 | ||
5033 | #ifdef MOD_GZIP_DEBUG1 | |
5034 | mod_gzip_printf( "%s: Back mod_gzip_dyn1_getfdo1(%s)...",cn,npp(tempfile_redir1)); | |
5035 | #endif | |
5036 | ||
5037 | if ( status != OK ) | |
5038 | { | |
5039 | #ifdef MOD_GZIP_DEBUG1 | |
5040 | mod_gzip_printf( "%s: Back mod_gzip_dyn1_getfdo1(%s)...",cn,npp(tempfile_redir1)); | |
5041 | mod_gzip_printf( "%s: .... mod_gzip_dyn1_getfdo1() call FAILED",cn); | |
5042 | mod_gzip_printf( "%s: status = %d",cn,status); | |
5043 | #endif | |
5044 | ||
5045 | #ifdef WIN32 | |
5046 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_WARNING, r->server, | |
5047 | "mod_gzip: ERROR: CreateFile(%s) in dyn1_getfdo1",tempfile_redir1); | |
5048 | #else | |
5049 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_WARNING, r->server, | |
5050 | "mod_gzip: ERROR: fopen(%s) in dyn1_getfdo1",tempfile_redir1); | |
5051 | #endif | |
5052 | ||
5053 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_WARNING, r->server, | |
5054 | "mod_gzip: ERROR: %s",mod_gzip_check_permissions); | |
5055 | ||
5056 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
5057 | ap_table_setn( r->notes, | |
5058 | "mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:DYN1_OPENFAIL_BODY")); | |
5059 | #endif | |
5060 | ||
5061 | #ifdef MOD_GZIP_DEBUG1 | |
5062 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
5063 | #endif | |
5064 | ||
5065 | return DECLINED; | |
5066 | } | |
5067 | else | |
5068 | { | |
5069 | #ifdef MOD_GZIP_DEBUG1 | |
5070 | mod_gzip_printf( "%s: Back mod_gzip_dyn1_getfdo1(%s)...",cn,npp(tempfile_redir1)); | |
5071 | mod_gzip_printf( "%s: .... mod_gzip_dyn1_getfdo1() call SUCCEEDED",cn); | |
5072 | #endif | |
5073 | } | |
5074 | ||
5075 | #ifdef WIN32 | |
5076 | ||
5077 | #ifdef MOD_GZIP_DEBUG1 | |
5078 | mod_gzip_printf( "%s: WIN32: Saves/restores B_SOCKET flag as well...",cn); | |
5079 | mod_gzip_printf( "%s: WIN32: Saving 'r->connection->client->flags' value to 'save_flags' stack variable...",cn); | |
5080 | #endif | |
5081 | ||
5082 | save_flags = (int) r->connection->client->flags; | |
5083 | ||
5084 | #ifdef MOD_GZIP_DEBUG1 | |
5085 | ||
5086 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags = %ld", cn, (long) r->connection->client->flags ); | |
5087 | ||
5088 | if ( r->connection->client->flags & B_SOCKET ) | |
5089 | { | |
5090 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is TRUE",cn); | |
5091 | } | |
5092 | else | |
5093 | { | |
5094 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is FALSE",cn); | |
5095 | } | |
5096 | ||
5097 | #endif | |
5098 | ||
5099 | if ( r->connection->client->flags & B_SOCKET ) | |
5100 | { | |
5101 | #ifdef MOD_GZIP_DEBUG1 | |
5102 | mod_gzip_printf( "%s: WIN32: Clearing B_SOCKET flag now....", cn); | |
5103 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags &= ~B_SOCKET", cn); | |
5104 | #endif | |
5105 | ||
5106 | r->connection->client->flags &= ~B_SOCKET; | |
5107 | } | |
5108 | else | |
5109 | { | |
5110 | #ifdef MOD_GZIP_DEBUG1 | |
5111 | mod_gzip_printf( "%s: WIN32: B_SOCKET flag not present...", cn); | |
5112 | mod_gzip_printf( "%s: WIN32: No action was taken...", cn); | |
5113 | #endif | |
5114 | } | |
5115 | ||
5116 | #ifdef MOD_GZIP_DEBUG1 | |
5117 | ||
5118 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags = %ld", cn, (long) r->connection->client->flags ); | |
5119 | ||
5120 | if ( r->connection->client->flags & B_SOCKET ) | |
5121 | { | |
5122 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is TRUE",cn); | |
5123 | } | |
5124 | else | |
5125 | { | |
5126 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is FALSE",cn); | |
5127 | } | |
5128 | ||
5129 | #endif | |
5130 | ||
5131 | #endif | |
5132 | ||
5133 | #ifdef MOD_GZIP_DEBUG1 | |
5134 | mod_gzip_printf( "%s: Call ap_internal_redirect(r->unparsed_uri=[%s])...", | |
5135 | cn,npp(r->unparsed_uri)); | |
5136 | mod_gzip_printf( " " ); | |
5137 | #endif | |
5138 | ||
5139 | ap_internal_redirect( r->unparsed_uri, r ); | |
5140 | ||
5141 | #ifdef MOD_GZIP_DEBUG1 | |
5142 | mod_gzip_printf( " " ); | |
5143 | mod_gzip_printf( "%s: Back ap_internal_redirect(r->unparsed_uri=[%s])...", | |
5144 | cn,npp(r->unparsed_uri)); | |
5145 | #endif | |
5146 | ||
5147 | #ifdef MOD_GZIP_DEBUG1 | |
5148 | mod_gzip_printf( "%s: Before... ap_rflush()...",cn); | |
5149 | mod_gzip_printf( "%s: r->connection->client->outcnt = %ld", | |
5150 | cn,(long) r->connection->client->outcnt ); | |
5151 | mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld", | |
5152 | cn,(long) r->connection->client->bytes_sent ); | |
5153 | mod_gzip_printf( "%s: Call..... ap_rflush()...",cn); | |
5154 | #endif | |
5155 | ||
5156 | ap_rflush(r); | |
5157 | ||
5158 | #ifdef MOD_GZIP_DEBUG1 | |
5159 | mod_gzip_printf( "%s: Back..... ap_rflush()...",cn); | |
5160 | mod_gzip_printf( "%s: After.... ap_rflush()...",cn); | |
5161 | mod_gzip_printf( "%s: r->connection->client->outcnt = %ld", | |
5162 | cn,(long) r->connection->client->outcnt ); | |
5163 | mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld", | |
5164 | cn,(long) r->connection->client->bytes_sent ); | |
5165 | #endif | |
5166 | ||
5167 | #ifdef WIN32 | |
5168 | ||
5169 | if ( r->connection->client->hFH ) | |
5170 | { | |
5171 | #ifdef MOD_GZIP_DEBUG1 | |
5172 | mod_gzip_printf( "%s: WIN32: Call CloseHandle( r->connection->client->hFH )...",cn); | |
5173 | #endif | |
5174 | ||
5175 | CloseHandle( r->connection->client->hFH ); | |
5176 | ||
5177 | #ifdef MOD_GZIP_DEBUG1 | |
5178 | mod_gzip_printf( "%s: WIN32: Back CloseHandle( r->connection->client->hFH )...",cn); | |
5179 | #endif | |
5180 | ||
5181 | r->connection->client->hFH = 0; | |
5182 | ||
5183 | #ifdef MOD_GZIP_DEBUG1 | |
5184 | mod_gzip_printf( "%s: WIN32: r->connection->client->hFH reset to ZERO",cn); | |
5185 | #endif | |
5186 | } | |
5187 | else | |
5188 | { | |
5189 | #ifdef MOD_GZIP_DEBUG1 | |
5190 | mod_gzip_printf( "%s: WIN32: r->connection->client->hFH already closed.",cn); | |
5191 | mod_gzip_printf( "%s: WIN32: No CloseFile() call was necessary at this point.",cn); | |
5192 | #endif | |
5193 | } | |
5194 | ||
5195 | #else | |
5196 | ||
5197 | #ifdef MOD_GZIP_DEBUG1 | |
5198 | mod_gzip_printf( "%s: UNIX: Call close( r->connection->client->fd )...",cn); | |
5199 | #endif | |
5200 | ||
5201 | close( r->connection->client->fd ); | |
5202 | ||
5203 | #ifdef MOD_GZIP_DEBUG1 | |
5204 | mod_gzip_printf( "%s: UNIX: Back close( r->connection->client->fd )...",cn); | |
5205 | #endif | |
5206 | ||
5207 | #endif | |
5208 | ||
5209 | r->connection->client->fd = (int) save_socket; | |
5210 | ||
5211 | #ifdef MOD_GZIP_DEBUG1 | |
5212 | mod_gzip_printf( "%s: 'r->connection->client->fd' RESTORED from 'save_socket' stack variable",cn); | |
5213 | #endif | |
5214 | ||
5215 | #ifdef WIN32 | |
5216 | ||
5217 | r->connection->client->flags = (int) save_flags; | |
5218 | ||
5219 | #ifdef MOD_GZIP_DEBUG1 | |
5220 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags RESTORED from 'save_flags' stack variable...",cn); | |
5221 | #endif | |
5222 | ||
5223 | #ifdef MOD_GZIP_DEBUG1 | |
5224 | ||
5225 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags = %ld", cn, (long) r->connection->client->flags ); | |
5226 | ||
5227 | if ( r->connection->client->flags & B_SOCKET ) | |
5228 | { | |
5229 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is TRUE",cn); | |
5230 | } | |
5231 | else | |
5232 | { | |
5233 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is FALSE",cn); | |
5234 | } | |
5235 | ||
5236 | #endif | |
5237 | ||
5238 | #endif | |
5239 | ||
5240 | r->connection->client->bytes_sent = 0; | |
5241 | r->connection->client->outcnt = 0; | |
5242 | ||
5243 | #ifdef MOD_GZIP_DEBUG1 | |
5244 | mod_gzip_printf( "%s: Connection byte counts have been RESET...",cn); | |
5245 | mod_gzip_printf( "%s: r->connection->client->outcnt = %ld", | |
5246 | cn, r->connection->client->outcnt ); | |
5247 | mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld", | |
5248 | cn, r->connection->client->bytes_sent ); | |
5249 | ||
5250 | mod_gzip_printf( "%s: r->bytes_sent = %ld",cn,(long)r->bytes_sent); | |
5251 | ||
5252 | if ( r->next ) | |
5253 | { | |
5254 | mod_gzip_printf( "%s: r->next->bytes_sent = %ld",cn,(long)r->next->bytes_sent); | |
5255 | } | |
5256 | if ( r->prev ) | |
5257 | { | |
5258 | mod_gzip_printf( "%s: r->prev->bytes_sent = %ld",cn,(long)r->prev->bytes_sent); | |
5259 | } | |
5260 | ||
5261 | #endif | |
5262 | ||
5263 | #ifdef MOD_GZIP_DEBUG1 | |
5264 | mod_gzip_printf( "%s: Call mod_gzip_sendfile2(tempfile_redir1=[%s])...", | |
5265 | cn, npp(tempfile_redir1)); | |
5266 | #endif | |
5267 | ||
5268 | rc = (int) | |
5269 | mod_gzip_sendfile2( | |
5270 | r, | |
5271 | dconf, | |
5272 | tempfile_redir1 | |
5273 | ); | |
5274 | ||
5275 | #ifdef MOD_GZIP_DEBUG1 | |
5276 | ||
5277 | mod_gzip_printf( "%s: Back mod_gzip_sendfile2(tempfile_redir1=[%s])...", | |
5278 | cn, npp(tempfile_redir1)); | |
5279 | ||
5280 | if ( rc == OK ) | |
5281 | { | |
5282 | mod_gzip_printf( "%s: rc = %d OK", cn, (int) rc); | |
5283 | } | |
5284 | else if ( rc == DECLINED ) | |
5285 | { | |
5286 | mod_gzip_printf( "%s: rc = %d DECLINED", cn, (int) rc ); | |
5287 | } | |
5288 | else | |
5289 | { | |
5290 | mod_gzip_printf( "%s: rc = %d ( HTTP ERROR CODE? )", cn, (int) rc ); | |
5291 | } | |
5292 | ||
5293 | #endif | |
5294 | ||
5295 | if ( rc != OK ) | |
5296 | { | |
5297 | #ifdef MOD_GZIP_DEBUG1 | |
5298 | mod_gzip_printf( "%s: mod_gzip_sendfile2() call FAILED",cn); | |
5299 | #endif | |
5300 | } | |
5301 | else | |
5302 | { | |
5303 | #ifdef MOD_GZIP_DEBUG1 | |
5304 | mod_gzip_printf( "%s: mod_gzip_sendfile2() call SUCCEEDED",cn); | |
5305 | #endif | |
5306 | } | |
5307 | ||
5308 | #ifdef MOD_GZIP_DEBUG1 | |
5309 | mod_gzip_printf( "%s: r->connection->client->outcnt = %ld", | |
5310 | cn, r->connection->client->outcnt ); | |
5311 | mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld", | |
5312 | cn, r->connection->client->bytes_sent ); | |
5313 | mod_gzip_printf( "%s: Sum of the 2..................... = %ld", | |
5314 | cn, r->connection->client->outcnt + | |
5315 | r->connection->client->bytes_sent ); | |
5316 | #endif | |
5317 | ||
5318 | #ifdef MOD_GZIP_DEBUG1 | |
5319 | mod_gzip_printf( "%s: FINAL CLEANUP...",cn); | |
5320 | mod_gzip_printf( "%s: dconf__keep_workfiles = %d", | |
5321 | cn, dconf__keep_workfiles ); | |
5322 | #endif | |
5323 | ||
5324 | if ( !dconf__keep_workfiles ) | |
5325 | { | |
5326 | #ifdef MOD_GZIP_DEBUG1 | |
5327 | mod_gzip_printf( "%s: Call mod_gzip_delete_file(tempfile_redir1=[%s])...", | |
5328 | cn, npp(tempfile_redir1)); | |
5329 | #endif | |
5330 | ||
5331 | mod_gzip_delete_file( r, tempfile_redir1 ); | |
5332 | ||
5333 | #ifdef MOD_GZIP_DEBUG1 | |
5334 | mod_gzip_printf( "%s: Back mod_gzip_delete_file(tempfile_redir1=[%s])...", | |
5335 | cn, npp(tempfile_redir1)); | |
5336 | #endif | |
5337 | } | |
5338 | ||
5339 | #ifdef MOD_GZIP_DEBUG1 | |
5340 | mod_gzip_printf( "%s: Exit > return( OK ) >",cn,(int)rc); | |
5341 | #endif | |
5342 | ||
5343 | return OK; | |
5344 | } | |
5345 | ||
5346 | int mod_gzip_dyn1_getfdo1( | |
5347 | request_rec *r, | |
5348 | char *filename | |
5349 | ) | |
5350 | { | |
5351 | int status = OK; | |
5352 | int temp_fd = 0; | |
5353 | int open_failed = 0; | |
5354 | ||
5355 | #ifdef WIN32 | |
5356 | HANDLE temp_fdhan; | |
5357 | #endif | |
5358 | ||
5359 | #ifdef MOD_GZIP_DEBUG1 | |
5360 | char cn[]="mod_gzip_dyn1_getfdo1()"; | |
5361 | #endif | |
5362 | ||
5363 | #ifdef MOD_GZIP_DEBUG1 | |
5364 | mod_gzip_printf( "%s: Entry...",cn); | |
5365 | mod_gzip_printf( "%s: filename=[%s]",cn,npp(filename)); | |
5366 | #endif | |
5367 | ||
5368 | #ifdef MOD_GZIP_DYN1_GETFDO1_ERROR_TEST1 | |
5369 | ||
5370 | status = DECLINED; | |
5371 | #ifdef MOD_GZIP_DEBUG1 | |
5372 | mod_gzip_printf( "%s: ** TEST ** 'status' forced to 'DECLINED'...",cn); | |
5373 | #endif | |
5374 | return DECLINED; | |
5375 | #endif | |
5376 | ||
5377 | #ifdef WIN32 | |
5378 | ||
5379 | #ifdef MOD_GZIP_DEBUG1 | |
5380 | mod_gzip_printf( "%s: WIN32: Call CreateFile(filename=[%s],GENERIC_WRITE, FILE_SHARE_WRITE )...", | |
5381 | cn, npp(filename)); | |
5382 | #endif | |
5383 | ||
5384 | temp_fdhan = | |
5385 | CreateFile( | |
5386 | filename, | |
5387 | GENERIC_WRITE, | |
5388 | FILE_SHARE_WRITE, | |
5389 | NULL, | |
5390 | CREATE_ALWAYS, | |
5391 | FILE_ATTRIBUTE_NORMAL, | |
5392 | NULL | |
5393 | ); | |
5394 | ||
5395 | if ( temp_fdhan == INVALID_HANDLE_VALUE ) | |
5396 | { | |
5397 | open_failed = 1; | |
5398 | } | |
5399 | ||
5400 | #else | |
5401 | ||
5402 | #ifdef MOD_GZIP_DEBUG1 | |
5403 | mod_gzip_printf( "%s: UNIX: Call open(filename=[%s],O_RDWR|O_CREAT|O_TRUNC,S_IRWXU)...", | |
5404 | cn, npp(filename)); | |
5405 | #endif | |
5406 | ||
5407 | if ((temp_fd = open(filename,O_RDWR|O_CREAT|O_TRUNC,S_IRWXU)) == -1) | |
5408 | { | |
5409 | open_failed = 1; | |
5410 | } | |
5411 | ||
5412 | #endif | |
5413 | ||
5414 | if ( open_failed ) | |
5415 | { | |
5416 | #ifdef MOD_GZIP_DEBUG1 | |
5417 | ||
5418 | #ifdef WIN32 | |
5419 | mod_gzip_printf( "%s: WIN32: .... CreateFile() call FAILED", cn ); | |
5420 | mod_gzip_printf( "%s: WIN32: temp_fd = %d", cn, temp_fd ); | |
5421 | #else | |
5422 | mod_gzip_printf( "%s: UNIX: .... open() call FAILED", cn ); | |
5423 | mod_gzip_printf( "%s: UNIX: temp_fd = %d", cn, temp_fd ); | |
5424 | #endif | |
5425 | ||
5426 | #endif | |
5427 | ||
5428 | ap_log_rerror(APLOG_MARK, APLOG_NOERRNO|APLOG_ERR, r, | |
5429 | "mod_gzip: ERROR: Couldn't create a file descriptor at HTTP : %s", filename); | |
5430 | ||
5431 | #ifdef MOD_GZIP_DEBUG1 | |
5432 | mod_gzip_printf( "%s: Exit > return( HTTP_INTERNAL_SERVER_ERROR ) >",cn); | |
5433 | #endif | |
5434 | ||
5435 | return HTTP_INTERNAL_SERVER_ERROR; | |
5436 | } | |
5437 | ||
5438 | #ifdef MOD_GZIP_DEBUG1 | |
5439 | ||
5440 | #ifdef WIN32 | |
5441 | ||
5442 | mod_gzip_printf( "%s: WIN32: .... CreateFile() call SUCCEEDED", cn ); | |
5443 | mod_gzip_printf( "%s: WIN32: temp_fdhan = (WIN32 HANDLE) %d", cn, (int) temp_fdhan ); | |
5444 | ||
5445 | #else | |
5446 | ||
5447 | mod_gzip_printf( "%s: UNIX: .... open() call SUCCEEDED", cn ); | |
5448 | mod_gzip_printf( "%s: UNIX: temp_fd = (UNIX int) %d", cn, temp_fd ); | |
5449 | ||
5450 | #endif | |
5451 | ||
5452 | #endif | |
5453 | ||
5454 | #ifdef WIN32 | |
5455 | ||
5456 | r->connection->client->fd = (int) temp_fdhan; | |
5457 | r->connection->client->hFH = (HANDLE) temp_fdhan; | |
5458 | ||
5459 | #ifdef MOD_GZIP_DEBUG1 | |
5460 | ||
5461 | mod_gzip_printf( "%s: WIN32: r->connection->client->fd = (int ) %d", cn, (int ) r->connection->client->fd ); | |
5462 | mod_gzip_printf( "%s: WIN32: r->connection->client->hFH = (HANDLE) %ld", cn, (long) r->connection->client->hFH ); | |
5463 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags = %ld", cn, (long) r->connection->client->flags ); | |
5464 | ||
5465 | if ( r->connection->client->flags & B_SOCKET ) | |
5466 | { | |
5467 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is TRUE",cn); | |
5468 | } | |
5469 | else | |
5470 | { | |
5471 | mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is FALSE",cn); | |
5472 | } | |
5473 | ||
5474 | #endif | |
5475 | ||
5476 | #else | |
5477 | ||
5478 | r->connection->client->fd = temp_fd; | |
5479 | ||
5480 | #ifdef MOD_GZIP_DEBUG1 | |
5481 | mod_gzip_printf( "%s: UNIX: r->connection->client->fd = %d", cn, r->connection->client->fd ); | |
5482 | #endif | |
5483 | ||
5484 | #endif | |
5485 | ||
5486 | #ifdef MOD_GZIP_DEBUG1 | |
5487 | mod_gzip_printf( "%s: Exit > return( status=%d ) >", cn, status ); | |
5488 | #endif | |
5489 | ||
5490 | return status; | |
5491 | } | |
5492 | ||
5493 | long mod_gzip_sendfile1( | |
5494 | request_rec *r, | |
5495 | char *input_filename, | |
5496 | FILE *ifh_passed, | |
5497 | long starting_offset | |
5498 | ) | |
5499 | { | |
5500 | FILE *ifh; | |
5501 | int rc; | |
5502 | int err; | |
5503 | int bytesread; | |
5504 | int byteswritten; | |
5505 | long total_byteswritten=0; | |
5506 | ||
5507 | #define MOD_GZIP_SENDFILE1_BUFFER_SIZE 4096 | |
5508 | char tmp[ MOD_GZIP_SENDFILE1_BUFFER_SIZE + 16 ]; | |
5509 | ||
5510 | #ifdef MOD_GZIP_DEBUG1 | |
5511 | char cn[]="mod_gzip_sendfile1()"; | |
5512 | #endif | |
5513 | ||
5514 | #ifdef MOD_GZIP_DEBUG1 | |
5515 | mod_gzip_printf( "%s: Entry...",cn); | |
5516 | mod_gzip_printf( "%s: r = %ld", cn,(long)r); | |
5517 | mod_gzip_printf( "%s: input_filename = [%s]",cn,npp(input_filename)); | |
5518 | mod_gzip_printf( "%s: ifh_passed = %ld", cn,(long) ifh_passed); | |
5519 | mod_gzip_printf( "%s: starting_offset = %ld", cn,(long) starting_offset); | |
5520 | #endif | |
5521 | ||
5522 | if ( !r ) return 0; | |
5523 | if ( ( !ifh_passed ) && ( !input_filename ) ) return 0; | |
5524 | ||
5525 | if ( ifh_passed ) | |
5526 | { | |
5527 | #ifdef MOD_GZIP_DEBUG1 | |
5528 | mod_gzip_printf( "%s: 'ifh_passed' is valid",cn); | |
5529 | mod_gzip_printf( "%s: 'ifh' set to 'ifh_passed'...",cn); | |
5530 | mod_gzip_printf( "%s: fopen() was NOT called...",cn); | |
5531 | #endif | |
5532 | ||
5533 | ifh = ifh_passed; | |
5534 | } | |
5535 | else | |
5536 | { | |
5537 | #ifdef MOD_GZIP_DEBUG1 | |
5538 | mod_gzip_printf( "%s: 'ifh_passed' was NULL...",cn); | |
5539 | mod_gzip_printf( "%s: Call fopen(%s)...",cn,npp(input_filename)); | |
5540 | #endif | |
5541 | ||
5542 | ifh = fopen( input_filename, "rb" ); | |
5543 | ||
5544 | if ( !ifh ) | |
5545 | { | |
5546 | #ifdef MOD_GZIP_DEBUG1 | |
5547 | mod_gzip_printf( "%s: .... fopen() FAILED",cn); | |
5548 | mod_gzip_printf( "%s: Exit > return( 0 ) >",cn); | |
5549 | #endif | |
5550 | ||
5551 | return 0; | |
5552 | } | |
5553 | ||
5554 | #ifdef MOD_GZIP_DEBUG1 | |
5555 | mod_gzip_printf( "%s: .... fopen() SUCCEEDED",cn); | |
5556 | #endif | |
5557 | } | |
5558 | ||
5559 | if ( starting_offset > -1 ) | |
5560 | { | |
5561 | #ifdef MOD_GZIP_DEBUG1 | |
5562 | mod_gzip_printf( "%s: Call fseek(ifh,starting_offset=%ld,0)...", | |
5563 | cn, (long) starting_offset ); | |
5564 | #endif | |
5565 | ||
5566 | rc = fseek( ifh, starting_offset, 0 ); | |
5567 | ||
5568 | if ( rc != 0 ) | |
5569 | { | |
5570 | #ifdef MOD_GZIP_DEBUG1 | |
5571 | mod_gzip_printf( "%s: .... fseek() FAILED",cn); | |
5572 | mod_gzip_printf( "%s: Exit > return( 0 ) >",cn); | |
5573 | #endif | |
5574 | ||
5575 | return 0; | |
5576 | } | |
5577 | #ifdef MOD_GZIP_DEBUG1 | |
5578 | else | |
5579 | { | |
5580 | mod_gzip_printf( "%s: .... fseek() SUCCEEDED",cn); | |
5581 | } | |
5582 | #endif | |
5583 | } | |
5584 | ||
5585 | #ifdef MOD_GZIP_DEBUG1 | |
5586 | mod_gzip_printf( "%s: sizeof( tmp ) = %d",cn,sizeof(tmp)); | |
5587 | mod_gzip_printf( "%s: MOD_GZIP_SENDFILE1_BUFFER_SIZE = %d", | |
5588 | cn,(int)MOD_GZIP_SENDFILE1_BUFFER_SIZE); | |
5589 | mod_gzip_printf( "%s: Sending file contents now...",cn); | |
5590 | #endif | |
5591 | ||
5592 | for (;;) | |
5593 | { | |
5594 | bytesread = fread( tmp, 1, MOD_GZIP_SENDFILE1_BUFFER_SIZE, ifh ); | |
5595 | ||
5596 | #ifdef MOD_GZIP_DEBUG1 | |
5597 | #ifdef MOD_GZIP_DEBUG1_SENDFILE1 | |
5598 | mod_gzip_printf( "%s: Back fread(): bytesread=%d",cn,bytesread); | |
5599 | #endif | |
5600 | #endif | |
5601 | ||
5602 | if ( bytesread < 1 ) break; | |
5603 | ||
5604 | byteswritten = (int) | |
5605 | mod_gzip_send( tmp, bytesread, r ); | |
5606 | ||
5607 | if ( byteswritten > 0 ) | |
5608 | { | |
5609 | total_byteswritten += byteswritten; | |
5610 | } | |
5611 | ||
5612 | #ifdef MOD_GZIP_DEBUG1 | |
5613 | #ifdef MOD_GZIP_DEBUG1_SENDFILE1 | |
5614 | mod_gzip_printf( "%s: byteswritten = %d",cn,(int)byteswritten); | |
5615 | #endif | |
5616 | #endif | |
5617 | ||
5618 | if ( byteswritten != bytesread ) | |
5619 | { | |
5620 | err = errno; | |
5621 | ||
5622 | #ifdef FUTURE_USE | |
5623 | #if defined(WIN32) || defined(NETWARE) | |
5624 | err = WSAGetLastError(); | |
5625 | #else | |
5626 | err = errno; | |
5627 | #endif | |
5628 | #endif | |
5629 | ||
5630 | #ifdef MOD_GZIP_DEBUG1 | |
5631 | mod_gzip_printf( "%s: TRANSMIT ERROR: bytesread=%d byteswritten=%d err=%d", | |
5632 | cn,(int)bytesread,(int)byteswritten,(int)err ); | |
5633 | #endif | |
5634 | ||
5635 | #ifdef MOD_GZIP_DEBUG1 | |
5636 | mod_gzip_printf( "%s: Breaking out of transmit loop early...",cn); | |
5637 | #endif | |
5638 | ||
5639 | break; | |
5640 | } | |
5641 | } | |
5642 | ||
5643 | #ifdef MOD_GZIP_DEBUG1 | |
5644 | mod_gzip_printf( "%s: Done sending file contents...",cn); | |
5645 | mod_gzip_printf( "%s: total_byteswritten = %ld",cn,total_byteswritten); | |
5646 | #endif | |
5647 | ||
5648 | if ( !ifh_passed ) | |
5649 | { | |
5650 | #ifdef MOD_GZIP_DEBUG1 | |
5651 | mod_gzip_printf( "%s: 'ifh_passed' was NULL so close the",cn); | |
5652 | mod_gzip_printf( "%s: input file that was opened at the",cn); | |
5653 | mod_gzip_printf( "%s: start of this routine...",cn); | |
5654 | mod_gzip_printf( "%s: Call fclose(%s)...",cn,npp(input_filename)); | |
5655 | #endif | |
5656 | ||
5657 | fclose( ifh ); | |
5658 | ||
5659 | #ifdef MOD_GZIP_DEBUG1 | |
5660 | mod_gzip_printf( "%s: Back fclose(%s)...",cn,npp(input_filename)); | |
5661 | #endif | |
5662 | } | |
5663 | else | |
5664 | { | |
5665 | #ifdef MOD_GZIP_DEBUG1 | |
5666 | mod_gzip_printf( "%s: 'ifh_passed' was VALID on entry.",cn); | |
5667 | mod_gzip_printf( "%s: No call to fclose() was made.",cn); | |
5668 | #endif | |
5669 | } | |
5670 | ||
5671 | #ifdef MOD_GZIP_DEBUG1 | |
5672 | mod_gzip_printf( "%s: Exit > return( total_byteswritten = %ld ) >", | |
5673 | cn, (long) total_byteswritten ); | |
5674 | #endif | |
5675 | ||
5676 | return total_byteswritten; | |
5677 | } | |
5678 | ||
5679 | int mod_gzip_sendfile2( | |
5680 | request_rec *r, | |
5681 | mod_gzip_conf *dconf, | |
5682 | char *input_filename | |
5683 | ) | |
5684 | { | |
5685 | FILE *ifh=0; | |
5686 | FILE *ofh=0; | |
5687 | int ofh_used=0; | |
5688 | ||
5689 | int i=0; | |
5690 | int rc=1; | |
5691 | int err=0; | |
5692 | int final_rc=1; | |
5693 | int linecount=0; | |
5694 | int bytesleft=0; | |
5695 | int bytesread=0; | |
5696 | int bytestoread=0; | |
5697 | int skip_advance=0; | |
5698 | int byteswritten=0; | |
5699 | int bytestowrite=0; | |
5700 | long total_bytes_sent=0; | |
5701 | int valid_char_count=0; | |
5702 | int total_bytes_left_to_copy=0; | |
5703 | ||
5704 | /* | |
5705 | * TODO: This is a brain-teaser to solve. | |
5706 | * | |
5707 | * gcc UNIX compiler will report the following 'ok_to_send' | |
5708 | * flag as no longer being 'used' inside this function but | |
5709 | * if it is removed or even commented out then Apache GP faults | |
5710 | * at runtime when logic enters this function ( but only if | |
5711 | * MOD_GZIP_DEBUG1 flag is OFF at compile time ?? ). | |
5712 | * | |
5713 | * There is no 'macro' anywhere that bears this name and | |
5714 | * there doesn't seem to be any reason for this GP fault. | |
5715 | * | |
5716 | * If this 'ok_to_send' variable is removed everything is fine | |
5717 | * for Win32... it is only UNIX gcc compiler that reports no | |
5718 | * warning but will still GP fault at runtime. | |
5719 | * | |
5720 | * It's a mystery. Can anyone solve it? | |
5721 | */ | |
5722 | ||
5723 | int ok_to_send = 1; /* This MUST remain or UNIX 'GP faults' ??? */ | |
5724 | ||
5725 | #ifdef MOD_GZIP_DEBUG1 | |
5726 | int total_bytes_copied=0; | |
5727 | #endif | |
5728 | ||
5729 | struct stat sbuf; | |
5730 | ||
5731 | #define MOD_GZIP_SENDFILE2_BUFFER_SIZE 4099 | |
5732 | char tmp[ MOD_GZIP_SENDFILE2_BUFFER_SIZE + 16 ]; | |
5733 | ||
5734 | #define MOD_GZIP_LINE_BUFFER_SIZE 2048 | |
5735 | char lbuf[ MOD_GZIP_LINE_BUFFER_SIZE + 16 ]; | |
5736 | ||
5737 | #define MOD_GZIP_DEBUG1_SENDFILE2 | |
5738 | ||
5739 | #ifdef MOD_GZIP_DEBUG1 | |
5740 | char cn[]="mod_gzip_sendfile2()"; | |
5741 | #endif | |
5742 | ||
5743 | char *sp = 0; | |
5744 | char *p1 = 0; | |
5745 | int p1len = 0; | |
5746 | char *p2 = lbuf; | |
5747 | int p2len = 0; | |
5748 | char *p3 = 0; | |
5749 | ||
5750 | long hbytes_in = 0; | |
5751 | long bbytes_in = 0; | |
5752 | long bbytes_out = 0; | |
5753 | long bbytes_total = 0; | |
5754 | ||
5755 | int action_flag = 0; | |
5756 | int header_done = 0; | |
5757 | int body_done = 0; | |
5758 | int te_seen = 0; | |
5759 | int te_chunked = 0; | |
5760 | int send_as_is = 0; | |
5761 | int resp_code = 0; | |
5762 | int ce_seen = 0; | |
5763 | int ct_seen = 0; | |
5764 | char ct_value[ 256 ]; | |
5765 | ||
5766 | int field_ok = 0; | |
5767 | int fields_excluded = 0; | |
5768 | char *fieldkey = 0; | |
5769 | char *fieldstring = 0; | |
5770 | ||
5771 | char output_filename1[256]; | |
5772 | ||
5773 | long raw_input_length = 0; | |
5774 | ||
5775 | #define CHUNKE_GET_HEXSTRING 1 | |
5776 | #define CHUNKE_WAIT_REAL_EOL1 2 | |
5777 | #define CHUNKE_GET_FOOTER 3 | |
5778 | #define CHUNKE_GET_REAL_DATA 4 | |
5779 | ||
5780 | #define CHUNKE_HEXSTRING_MAXLEN 10 | |
5781 | ||
5782 | int chunke_count = 1; | |
5783 | char *chunke_errstr = NULL; | |
5784 | int chunke_state = CHUNKE_GET_HEXSTRING; | |
5785 | int chunke_nextstate = 0; | |
5786 | long chunke_realdata_length = 0; | |
5787 | long chunke_realdata_read = 0; | |
5788 | int chunke_hexstring_oset = 0; | |
5789 | char chunke_hexstring[ CHUNKE_HEXSTRING_MAXLEN + 1 ]; | |
5790 | ||
5791 | #ifdef CHUNKE_USES_OUTPUT_BUFFER | |
5792 | char *chunke_obufstart = lbuf; | |
5793 | char *chunke_obuf = chunke_obufstart; | |
5794 | int chunke_obuflen = 0; | |
5795 | int chunke_obuflenmax = MOD_GZIP_LINE_BUFFER_SIZE; | |
5796 | #endif | |
5797 | ||
5798 | int dconf__dechunk = 0; | |
5799 | int dconf__keep_workfiles = 0; | |
5800 | char *dconf__temp_dir = 0; | |
5801 | ||
5802 | #ifdef MOD_GZIP_DEBUG1 | |
5803 | mod_gzip_printf( "%s: Entry...",cn); | |
5804 | #endif | |
5805 | ||
5806 | if ( !r ) return DECLINED; | |
5807 | if ( !dconf ) return DECLINED; | |
5808 | if ( !input_filename ) return DECLINED; | |
5809 | ||
5810 | #ifdef MOD_GZIP_DEBUG1 | |
5811 | mod_gzip_printf( "%s: r = %ld",cn,(long)r); | |
5812 | mod_gzip_printf( "%s: r->proxyreq = %d", cn,(int) r->proxyreq ); | |
5813 | mod_gzip_printf( "%s: input_filename = [%s]",cn,npp(input_filename)); | |
5814 | #endif | |
5815 | ||
5816 | ct_value[0] = 0; | |
5817 | ||
5818 | dconf__dechunk = dconf->dechunk; | |
5819 | dconf__keep_workfiles = dconf->keep_workfiles; | |
5820 | dconf__temp_dir = dconf->temp_dir; | |
5821 | ||
5822 | #ifdef MOD_GZIP_DEBUG1 | |
5823 | mod_gzip_printf( "%s: dconf__dechunk = %d", cn, (int) dconf__dechunk ); | |
5824 | mod_gzip_printf( "%s: dconf__keep_workfiles = %d", cn, (int) dconf__keep_workfiles ); | |
5825 | mod_gzip_printf( "%s: dconf__temp_dir = [%s]", cn, npp(dconf__temp_dir)); | |
5826 | #endif | |
5827 | ||
5828 | #ifdef MOD_GZIP_DEBUG1 | |
5829 | mod_gzip_printf( "%s: Call stat(%s)...",cn,npp(input_filename)); | |
5830 | #endif | |
5831 | ||
5832 | rc = stat( input_filename, &sbuf ); | |
5833 | ||
5834 | if ( rc ) | |
5835 | { | |
5836 | #ifdef MOD_GZIP_DEBUG1 | |
5837 | mod_gzip_printf( "%s: .... stat() call FAILED",cn); | |
5838 | #endif | |
5839 | ||
5840 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
5841 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"STAT_FAILED")); | |
5842 | #endif | |
5843 | ||
5844 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
5845 | "mod_gzip: stat(%s) in sendfile2", input_filename ); | |
5846 | ||
5847 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_ERR, r->server, | |
5848 | "mod_gzip: %s",mod_gzip_check_permissions); | |
5849 | ||
5850 | #ifdef MOD_GZIP_DEBUG1 | |
5851 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
5852 | #endif | |
5853 | ||
5854 | return DECLINED; | |
5855 | } | |
5856 | else | |
5857 | { | |
5858 | raw_input_length = (long) sbuf.st_size; | |
5859 | ||
5860 | #ifdef MOD_GZIP_DEBUG1 | |
5861 | mod_gzip_printf( "%s: .... stat() call SUCCEEDED",cn); | |
5862 | mod_gzip_printf( "%s: sbuf.st_size = %ld",cn,(long)sbuf.st_size); | |
5863 | mod_gzip_printf( "%s: raw_input_length = %ld",cn,(long)raw_input_length); | |
5864 | #endif | |
5865 | ||
5866 | if ( sbuf.st_size < 1 ) | |
5867 | { | |
5868 | #ifdef MOD_GZIP_DEBUG1 | |
5869 | mod_gzip_printf( "%s: ERROR: The input file is EMPTY",cn); | |
5870 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
5871 | #endif | |
5872 | ||
5873 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
5874 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"CAP_FILE_EMPTY")); | |
5875 | #endif | |
5876 | ||
5877 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
5878 | "mod_gzip: EMPTY FILE [%s] in sendfile2", input_filename ); | |
5879 | ||
5880 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_ERR, r->server, | |
5881 | "mod_gzip: %s",mod_gzip_check_permissions); | |
5882 | ||
5883 | return DECLINED; | |
5884 | } | |
5885 | } | |
5886 | ||
5887 | #ifdef MOD_GZIP_DEBUG1 | |
5888 | mod_gzip_printf( "%s: Call fopen(%s)...",cn,npp(input_filename)); | |
5889 | #endif | |
5890 | ||
5891 | ifh = fopen( input_filename, "rb" ); | |
5892 | ||
5893 | if ( !ifh ) | |
5894 | { | |
5895 | #ifdef MOD_GZIP_DEBUG1 | |
5896 | mod_gzip_printf( "%s: .... fopen() FAILED",cn); | |
5897 | #endif | |
5898 | ||
5899 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
5900 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"CAP_FOPEN_FAILED")); | |
5901 | #endif | |
5902 | ||
5903 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
5904 | "mod_gzip: fopen(%s) in sendfile2", input_filename); | |
5905 | ||
5906 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_ERR, r->server, | |
5907 | "mod_gzip: %s",mod_gzip_check_permissions); | |
5908 | ||
5909 | #ifdef MOD_GZIP_DEBUG1 | |
5910 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
5911 | #endif | |
5912 | ||
5913 | return DECLINED; | |
5914 | } | |
5915 | ||
5916 | #ifdef MOD_GZIP_DEBUG1 | |
5917 | mod_gzip_printf( "%s: .... fopen() SUCCEEDED",cn); | |
5918 | mod_gzip_printf( "%s: sizeof( tmp ) = %d",cn,sizeof(tmp)); | |
5919 | mod_gzip_printf( "%s: MOD_GZIP_SENDFILE2_BUFFER_SIZE = %d", | |
5920 | cn,(int)MOD_GZIP_SENDFILE2_BUFFER_SIZE); | |
5921 | mod_gzip_printf( "%s: Processing header now...",cn); | |
5922 | #endif | |
5923 | ||
5924 | for (;;) | |
5925 | { | |
5926 | bytesread = fread( tmp, 1, MOD_GZIP_SENDFILE2_BUFFER_SIZE, ifh ); | |
5927 | ||
5928 | #ifdef MOD_GZIP_DEBUG1 | |
5929 | mod_gzip_printf( "%s: HEADER: %5.5d: Back fread(): bytesread=%d", | |
5930 | cn,linecount,bytesread); | |
5931 | #endif | |
5932 | ||
5933 | if ( bytesread < 1 ) break; | |
5934 | ||
5935 | p1 = tmp; | |
5936 | p1len = 0; | |
5937 | ||
5938 | for ( i=0; i<bytesread; i++ ) | |
5939 | { | |
5940 | if ( *p1 == 10 ) | |
5941 | { | |
5942 | *p2 = 0; | |
5943 | ||
5944 | linecount++; | |
5945 | ||
5946 | if ( valid_char_count < 1 ) | |
5947 | { | |
5948 | #ifdef MOD_GZIP_DEBUG1 | |
5949 | mod_gzip_printf( "%s: HEADER: %5.5d: lbuf=[CR/LF]", | |
5950 | cn,linecount); | |
5951 | #endif | |
5952 | ||
5953 | p1++; | |
5954 | p1len++; | |
5955 | hbytes_in++; | |
5956 | ||
5957 | header_done = 1; | |
5958 | ||
5959 | break; | |
5960 | } | |
5961 | else | |
5962 | { | |
5963 | #ifdef MOD_GZIP_DEBUG1 | |
5964 | mod_gzip_printf( "%s: HEADER: %5.5d: lbuf=[%s]", | |
5965 | cn,linecount,lbuf); | |
5966 | #endif | |
5967 | ||
5968 | if ( linecount == 1 ) | |
5969 | { | |
5970 | p3 = lbuf; | |
5971 | ||
5972 | while((*p3!=0)&&(*p3<33)) p3++; | |
5973 | while((*p3!=0)&&(*p3>32)) p3++; | |
5974 | while((*p3!=0)&&(*p3<33)) p3++; | |
5975 | ||
5976 | #ifdef MOD_GZIP_DEBUG1 | |
5977 | mod_gzip_printf( "%s: HEADER: %5.5d: * p3=[%s]", | |
5978 | cn,linecount,npp(p3)); | |
5979 | #endif | |
5980 | ||
5981 | if ( *p3 != 0 ) | |
5982 | { | |
5983 | resp_code = (int) atoi( p3 ); | |
5984 | } | |
5985 | ||
5986 | #ifdef MOD_GZIP_DEBUG1 | |
5987 | mod_gzip_printf( "%s: HEADER: %5.5d: * resp_code = %d", | |
5988 | cn,linecount,resp_code); | |
5989 | #endif | |
5990 | } | |
5991 | ||
5992 | else if ( lbuf[0] == 'T' ) | |
5993 | { | |
5994 | if ( mod_gzip_strnicmp(lbuf,"Transfer-Encoding:",18)==0) | |
5995 | { | |
5996 | #ifdef MOD_GZIP_DEBUG1 | |
5997 | mod_gzip_printf( "%s: HEADER: %5.5d: * 'Transfer-Encoding:' seen", | |
5998 | cn,linecount); | |
5999 | #endif | |
6000 | ||
6001 | te_seen = 1; | |
6002 | ||
6003 | if ( mod_gzip_stringcontains( lbuf, "chunked" ) ) | |
6004 | { | |
6005 | #ifdef MOD_GZIP_DEBUG1 | |
6006 | mod_gzip_printf( "%s: HEADER: %5.5d: * 'Transfer-Encoding: chunked' seen", | |
6007 | cn,linecount); | |
6008 | #endif | |
6009 | ||
6010 | te_chunked = 1; | |
6011 | } | |
6012 | } | |
6013 | } | |
6014 | ||
6015 | else if ( lbuf[0] == 'C' ) | |
6016 | { | |
6017 | if ( mod_gzip_strnicmp(lbuf,"Content-Encoding:",17)==0) | |
6018 | { | |
6019 | #ifdef MOD_GZIP_DEBUG1 | |
6020 | mod_gzip_printf( "%s: HEADER: %5.5d: * 'Content-Encoding:' seen", | |
6021 | cn,linecount); | |
6022 | #endif | |
6023 | ||
6024 | ce_seen = 1; | |
6025 | } | |
6026 | ||
6027 | else if ( mod_gzip_strnicmp(lbuf,"Content-Type:",13)==0) | |
6028 | { | |
6029 | #ifdef MOD_GZIP_DEBUG1 | |
6030 | mod_gzip_printf( "%s: HEADER: %5.5d: * 'Content-Type:' seen", | |
6031 | cn,linecount); | |
6032 | #endif | |
6033 | ||
6034 | ct_seen = 1; | |
6035 | ||
6036 | p3 = lbuf; | |
6037 | ||
6038 | while((*p3!=0)&&(*p3<33)) p3++; | |
6039 | while((*p3!=0)&&(*p3>32)) p3++; | |
6040 | while((*p3!=0)&&(*p3<33)) p3++; | |
6041 | ||
6042 | if ( p2len < 230 ) | |
6043 | { | |
6044 | mod_gzip_strcpy( ct_value, p3 ); | |
6045 | } | |
6046 | else | |
6047 | { | |
6048 | sprintf( ct_value, "%-230.230s", p3 ); | |
6049 | } | |
6050 | ||
6051 | #ifdef MOD_GZIP_DEBUG1 | |
6052 | mod_gzip_printf( "%s: HEADER: %5.5d: * ct_value=[%s]", | |
6053 | cn,linecount,npp(ct_value)); | |
6054 | #endif | |
6055 | } | |
6056 | } | |
6057 | ||
6058 | if ( ( fields_excluded < 1 ) && | |
6059 | ( dconf->imap_total_isrspheader > 0 ) ) | |
6060 | { | |
6061 | #ifdef MOD_GZIP_DEBUG1 | |
6062 | mod_gzip_printf( "%s: dconf->imap_total_isrspheader = %d", cn, | |
6063 | (int) dconf->imap_total_isrspheader ); | |
6064 | mod_gzip_printf( "%s: Checking RESPONSE header field...", cn ); | |
6065 | #endif | |
6066 | ||
6067 | p3 = lbuf; | |
6068 | ||
6069 | while((*p3!=0)&&(*p3<33)) p3++; | |
6070 | while((*p3!=0)&&(*p3>32)) p3++; | |
6071 | while((*p3!=0)&&(*p3<33)) p3++; | |
6072 | ||
6073 | fieldkey = lbuf; | |
6074 | fieldstring = p3; | |
6075 | ||
6076 | #ifdef MOD_GZIP_DEBUG1 | |
6077 | mod_gzip_printf( "%s: Call mod_gzip_validate1()...",cn); | |
6078 | #endif | |
6079 | ||
6080 | field_ok = | |
6081 | mod_gzip_validate1( | |
6082 | (request_rec *) r, | |
6083 | (mod_gzip_conf *) dconf, | |
6084 | NULL, /* r->filename (Not used here) */ | |
6085 | NULL, /* r->uri (Not used here) */ | |
6086 | NULL, /* r->content_type (Not used here) */ | |
6087 | NULL, /* r->handler (Not used here) */ | |
6088 | (char *) fieldkey, /* Field key */ | |
6089 | (char *) fieldstring, /* Field string */ | |
6090 | MOD_GZIP_RESPONSE /* Direction */ | |
6091 | ); | |
6092 | ||
6093 | #ifdef MOD_GZIP_DEBUG1 | |
6094 | mod_gzip_printf( "%s: Back mod_gzip_validate1()...",cn); | |
6095 | mod_gzip_printf( "%s: field_ok = %d",cn,field_ok); | |
6096 | #endif | |
6097 | ||
6098 | if ( field_ok == MOD_GZIP_IMAP_DECLINED1 ) | |
6099 | { | |
6100 | fields_excluded++; | |
6101 | } | |
6102 | } | |
6103 | } | |
6104 | ||
6105 | p2 = lbuf; | |
6106 | p2len = 0; | |
6107 | ||
6108 | valid_char_count = 0; | |
6109 | } | |
6110 | else | |
6111 | { | |
6112 | if ( *p1 > 32 ) valid_char_count++; | |
6113 | ||
6114 | if (( p2len < MOD_GZIP_LINE_BUFFER_SIZE )&&( *p1 != 13 )) | |
6115 | { | |
6116 | *p2++ = *p1; | |
6117 | p2len++; | |
6118 | } | |
6119 | } | |
6120 | ||
6121 | p1++; | |
6122 | p1len++; | |
6123 | hbytes_in++; | |
6124 | } | |
6125 | ||
6126 | if ( header_done ) break; | |
6127 | } | |
6128 | ||
6129 | bbytes_total = raw_input_length - hbytes_in; | |
6130 | ||
6131 | #ifdef MOD_GZIP_DEBUG1 | |
6132 | mod_gzip_printf( "%s: Done processing header...",cn); | |
6133 | mod_gzip_printf( "%s: header_done = %d",cn,header_done); | |
6134 | mod_gzip_printf( "%s: fields_excluded = %d",cn,fields_excluded); | |
6135 | mod_gzip_printf( "%s: bytesread = %d",cn,bytesread); | |
6136 | mod_gzip_printf( "%s: p1len = %d",cn,p1len); | |
6137 | mod_gzip_printf( "%s: resp_code = %d (HTTP response code)",cn,resp_code); | |
6138 | mod_gzip_printf( "%s: hbytes_in = %ld (Total HEADER bytes read)",cn,(long)hbytes_in); | |
6139 | mod_gzip_printf( "%s: bbytes_total = %ld (Total BODY bytes left)",cn,(long)bbytes_total); | |
6140 | mod_gzip_printf( "%s: te_seen = %d (Transfer-Encoding:)",cn,te_seen); | |
6141 | mod_gzip_printf( "%s: te_chunked = %d (Transfer-Encoding: chunked)",cn,te_chunked); | |
6142 | mod_gzip_printf( "%s: ce_seen = %d (Content-Encoding:)",cn,ce_seen); | |
6143 | mod_gzip_printf( "%s: ct_seen = %d (Content-Type:)",cn,ct_seen); | |
6144 | mod_gzip_printf( "%s: ct_value = [%s]",cn,npp(ct_value)); | |
6145 | mod_gzip_printf( "%s: dconf__dechunk = %ld",cn,(long)dconf__dechunk); | |
6146 | #endif | |
6147 | ||
6148 | if ( !header_done ) | |
6149 | { | |
6150 | #ifdef MOD_GZIP_DEBUG1 | |
6151 | mod_gzip_printf( "%s: ERROR: 'header_done' flag is NOT SET",cn); | |
6152 | mod_gzip_printf( "%s: No valid HTTP 'End of header' was found...",cn); | |
6153 | #endif | |
6154 | ||
6155 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6156 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"NO_HTTP_EOH")); | |
6157 | #endif | |
6158 | ||
6159 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6160 | "mod_gzip: Invalid HTTP response header for r->the_request[%s] in sendfile2", r->the_request); | |
6161 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6162 | "mod_gzip: Invalid HTTP response header in FILE [%s] in sendfile2",input_filename); | |
6163 | ||
6164 | #ifdef MOD_GZIP_DEBUG1 | |
6165 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
6166 | #endif | |
6167 | ||
6168 | return DECLINED; | |
6169 | } | |
6170 | ||
6171 | if ( !resp_code ) | |
6172 | { | |
6173 | #ifdef MOD_GZIP_DEBUG1 | |
6174 | mod_gzip_printf( "%s: ERROR: 'resp_code' value is NOT SET",cn); | |
6175 | mod_gzip_printf( "%s: No valid HTTP response code was found...",cn); | |
6176 | #endif | |
6177 | ||
6178 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6179 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"NO_HTTP_RESP_CODE")); | |
6180 | #endif | |
6181 | ||
6182 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6183 | "mod_gzip: No valid HTTP response code for r->the_request[%s] in sendfile2", r->the_request); | |
6184 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6185 | "mod_gzip: No valid HTTP response code in FILE [%s] in sendfile2",input_filename); | |
6186 | ||
6187 | #ifdef MOD_GZIP_DEBUG1 | |
6188 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
6189 | #endif | |
6190 | ||
6191 | return DECLINED; | |
6192 | } | |
6193 | ||
6194 | #ifdef MOD_GZIP_DEBUG1 | |
6195 | mod_gzip_printf( "%s: --------------------------------------------------",cn); | |
6196 | mod_gzip_printf( "%s: Checking for various 'send as is' conditions...",cn); | |
6197 | mod_gzip_printf( "%s: --------------------------------------------------",cn); | |
6198 | #endif | |
6199 | ||
6200 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6201 | mod_gzip_strcpy( lbuf, "SEND_AS_IS"); | |
6202 | #endif | |
6203 | ||
6204 | if ( resp_code != 200 ) | |
6205 | { | |
6206 | #ifdef MOD_GZIP_DEBUG1 | |
6207 | mod_gzip_printf( "%s: resp_code is NOT '200'...",cn); | |
6208 | mod_gzip_printf( "%s: Issuing send_as_is++",cn); | |
6209 | #endif | |
6210 | ||
6211 | send_as_is++; | |
6212 | ||
6213 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6214 | mod_gzip_strcat( lbuf, ":NO_200"); | |
6215 | #endif | |
6216 | } | |
6217 | ||
6218 | if ( ( !send_as_is ) && ( fields_excluded > 0 ) ) | |
6219 | { | |
6220 | #ifdef MOD_GZIP_DEBUG1 | |
6221 | mod_gzip_printf( "%s: 'fields_excluded' = %d ( More than ZERO )", | |
6222 | cn, fields_excluded ); | |
6223 | mod_gzip_printf( "%s: Issuing send_as_is++",cn); | |
6224 | #endif | |
6225 | ||
6226 | send_as_is++; | |
6227 | ||
6228 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6229 | mod_gzip_strcat( lbuf, ":RESPONSE_FIELD_EXCLUDED"); | |
6230 | #endif | |
6231 | } | |
6232 | ||
6233 | if ( ( !send_as_is ) && ( bbytes_total < 1 ) ) | |
6234 | { | |
6235 | #ifdef MOD_GZIP_DEBUG1 | |
6236 | mod_gzip_printf( "%s: bbytes_total is less than 1",cn); | |
6237 | mod_gzip_printf( "%s: There is no valid BODY data.",cn); | |
6238 | mod_gzip_printf( "%s: Issuing send_as_is++",cn); | |
6239 | #endif | |
6240 | ||
6241 | send_as_is++; | |
6242 | ||
6243 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6244 | mod_gzip_strcat( lbuf, ":NO_BODY"); | |
6245 | #endif | |
6246 | } | |
6247 | ||
6248 | if ( ( !send_as_is ) && ( ( te_seen == 1 ) && ( te_chunked == 0 ) ) ) | |
6249 | { | |
6250 | #ifdef MOD_GZIP_DEBUG1 | |
6251 | mod_gzip_printf( "%s: 'Transfer-Encoding:' is present but 'type' is UNKNOWN",cn); | |
6252 | mod_gzip_printf( "%s: Issuing send_as_is++",cn); | |
6253 | #endif | |
6254 | ||
6255 | send_as_is++; | |
6256 | ||
6257 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6258 | mod_gzip_strcat( lbuf, ":UNKNOWN_TE_VALUE"); | |
6259 | #endif | |
6260 | } | |
6261 | ||
6262 | if ( ( !send_as_is ) && ( ce_seen == 1 ) ) | |
6263 | { | |
6264 | #ifdef MOD_GZIP_DEBUG1 | |
6265 | mod_gzip_printf( "%s: 'Content-Encoding:' is already present...",cn); | |
6266 | mod_gzip_printf( "%s: Issuing send_as_is++",cn); | |
6267 | #endif | |
6268 | ||
6269 | send_as_is++; | |
6270 | ||
6271 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6272 | mod_gzip_strcat( lbuf, ":HAS_CE"); | |
6273 | #endif | |
6274 | } | |
6275 | ||
6276 | if ( ( !send_as_is ) && ( ct_seen != 1 ) ) | |
6277 | { | |
6278 | #ifdef MOD_GZIP_DEBUG1 | |
6279 | mod_gzip_printf( "%s: 'Content-Type:' response field NOT PRESENT...",cn); | |
6280 | mod_gzip_printf( "%s: Issuing send_as_is++",cn); | |
6281 | #endif | |
6282 | ||
6283 | send_as_is++; | |
6284 | ||
6285 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6286 | mod_gzip_strcat( lbuf, ":NO_CONTENT_TYPE_IN_RESPONSE_HEADER"); | |
6287 | #endif | |
6288 | } | |
6289 | else if ( !send_as_is ) | |
6290 | { | |
6291 | #ifdef MOD_GZIP_DEBUG1 | |
6292 | mod_gzip_printf( "%s: 'Content-Type:' response field is PRESENT",cn); | |
6293 | #endif | |
6294 | ||
6295 | #ifdef MOD_GZIP_DEBUG1 | |
6296 | mod_gzip_printf( "%s: dconf->imap_total_ismime = %d", cn, | |
6297 | (int) dconf->imap_total_ismime ); | |
6298 | #endif | |
6299 | ||
6300 | if ( dconf->imap_total_ismime > 0 ) | |
6301 | { | |
6302 | #ifdef MOD_GZIP_DEBUG1 | |
6303 | mod_gzip_printf( "%s: Call mod_gzip_validate1(ct_value=[%s])...", | |
6304 | cn,npp(ct_value)); | |
6305 | #endif | |
6306 | ||
6307 | action_flag = | |
6308 | mod_gzip_validate1( | |
6309 | (request_rec *) r, | |
6310 | (mod_gzip_conf *) dconf, | |
6311 | NULL, /* r->filename (Not used here) */ | |
6312 | NULL, /* r->uri (Not used here) */ | |
6313 | ct_value, /* Content type (Used ) */ | |
6314 | NULL, /* r->handler (Not used here) */ | |
6315 | NULL, /* Field key (Not used here) */ | |
6316 | NULL, /* Field string (Not used here) */ | |
6317 | 0 /* Direction (Not used here) */ | |
6318 | ); | |
6319 | ||
6320 | #ifdef MOD_GZIP_DEBUG1 | |
6321 | mod_gzip_printf( "%s: Back mod_gzip_validate1(ct_value=[%s])...", | |
6322 | cn,npp(ct_value)); | |
6323 | mod_gzip_printf( "%s: action_flag = %d",cn,action_flag); | |
6324 | #endif | |
6325 | ||
6326 | if ( action_flag != MOD_GZIP_IMAP_DECLINED1 ) | |
6327 | { | |
6328 | #ifdef MOD_GZIP_DEBUG1 | |
6329 | mod_gzip_printf( "%s: This 'Content-Type:' is NOT EXCLUDED",cn); | |
6330 | #endif | |
6331 | } | |
6332 | else | |
6333 | { | |
6334 | #ifdef MOD_GZIP_DEBUG1 | |
6335 | mod_gzip_printf( "%s: This 'Content-Type:' is EXCLUDED",cn); | |
6336 | mod_gzip_printf( "%s: Issuing send_as_is++",cn); | |
6337 | #endif | |
6338 | ||
6339 | send_as_is++; | |
6340 | ||
6341 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6342 | mod_gzip_strcat( lbuf, ":RESPONSE_CONTENT_TYPE_EXCLUDED"); | |
6343 | #endif | |
6344 | } | |
6345 | } | |
6346 | } | |
6347 | ||
6348 | #ifdef MOD_GZIP_DEBUG1 | |
6349 | mod_gzip_printf( "%s: --------------------------------------------------",cn); | |
6350 | mod_gzip_printf( "%s: send_as_is = %d",cn,send_as_is); | |
6351 | mod_gzip_printf( "%s: --------------------------------------------------",cn); | |
6352 | #endif | |
6353 | ||
6354 | if ( send_as_is > 0 ) | |
6355 | { | |
6356 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6357 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,lbuf)); | |
6358 | #endif | |
6359 | ||
6360 | #ifdef MOD_GZIP_DEBUG1 | |
6361 | mod_gzip_printf( "%s: Sending response 'as is'...",cn); | |
6362 | mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn); | |
6363 | #endif | |
6364 | ||
6365 | goto mod_gzip_sendfile2_send_as_is; | |
6366 | } | |
6367 | ||
6368 | if ( !te_seen ) | |
6369 | { | |
6370 | #ifdef MOD_GZIP_DEBUG1 | |
6371 | mod_gzip_printf( "%s: Call fclose(%s)...",cn, npp(input_filename)); | |
6372 | #endif | |
6373 | ||
6374 | fclose( ifh ); | |
6375 | ||
6376 | ifh = 0; | |
6377 | ||
6378 | #ifdef MOD_GZIP_DEBUG1 | |
6379 | mod_gzip_printf( "%s: Back fclose(%s)...",cn,npp(input_filename)); | |
6380 | mod_gzip_printf( "%s: Call mod_gzip_encode_and_transmit()...",cn); | |
6381 | #endif | |
6382 | ||
6383 | rc = | |
6384 | mod_gzip_encode_and_transmit( | |
6385 | r, | |
6386 | dconf, | |
6387 | input_filename, | |
6388 | 1, | |
6389 | bbytes_total, | |
6390 | 0, | |
6391 | hbytes_in, | |
6392 | "" | |
6393 | ); | |
6394 | ||
6395 | #ifdef MOD_GZIP_DEBUG1 | |
6396 | mod_gzip_printf( "%s: Back mod_gzip_encode_and_transmit()...",cn); | |
6397 | mod_gzip_printf( "%s: rc = %d",cn,rc); | |
6398 | #endif | |
6399 | ||
6400 | if ( rc == DECLINED ) | |
6401 | { | |
6402 | #ifdef MOD_GZIP_DEBUG1 | |
6403 | mod_gzip_printf( "%s: rc = DECLINED (FAILURE)",cn); | |
6404 | mod_gzip_printf( "%s: Sending response 'as is'...",cn); | |
6405 | mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn); | |
6406 | #endif | |
6407 | ||
6408 | goto mod_gzip_sendfile2_send_as_is; | |
6409 | } | |
6410 | ||
6411 | else | |
6412 | { | |
6413 | #ifdef MOD_GZIP_DEBUG1 | |
6414 | mod_gzip_printf( "%s: rc = OK (SUCCESS)",cn); | |
6415 | mod_gzip_printf( "%s: Call goto mod_gzip_sendfile2_cleanup...",cn,rc); | |
6416 | #endif | |
6417 | ||
6418 | final_rc = rc; | |
6419 | ||
6420 | goto mod_gzip_sendfile2_cleanup; | |
6421 | } | |
6422 | } | |
6423 | ||
6424 | #ifdef MOD_GZIP_DEBUG1 | |
6425 | mod_gzip_printf( "%s: * TRANSFER ENCODING DE-CHUNKING OPTION",cn); | |
6426 | mod_gzip_printf( "%s: dconf__dechunk = %ld",cn,(long)dconf__dechunk); | |
6427 | #endif | |
6428 | ||
6429 | if ( dconf__dechunk ) | |
6430 | { | |
6431 | #ifdef MOD_GZIP_DEBUG1 | |
6432 | mod_gzip_printf( "%s: dconf__dechunk = YES",cn); | |
6433 | mod_gzip_printf( "%s: BODY data 'de-chunking' option is ON...",cn); | |
6434 | #endif | |
6435 | } | |
6436 | else | |
6437 | { | |
6438 | #ifdef MOD_GZIP_DEBUG1 | |
6439 | mod_gzip_printf( "%s: dconf__dechunk = NO",cn); | |
6440 | mod_gzip_printf( "%s: BODY data 'de-chunking' option is OFF...",cn); | |
6441 | #endif | |
6442 | ||
6443 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6444 | ||
6445 | ap_table_setn( r->notes,"mod_gzip_result", | |
6446 | ap_pstrdup(r->pool,"SEND_AS_IS:DECHUNK_OPTION_IS_OFF")); | |
6447 | #endif | |
6448 | ||
6449 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6450 | "mod_gzip: DECHUNK option is OFF in sendfile2"); | |
6451 | ||
6452 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6453 | "mod_gzip: Cannot compress chunked response for [%s]", | |
6454 | r->the_request); | |
6455 | ||
6456 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6457 | "mod_gzip: ** Uncompressed responses that use 'Transfer-encoding: chunked'"); | |
6458 | ||
6459 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6460 | "mod_gzip: ** must be 'de-chunked' before they can be compressed." ); | |
6461 | ||
6462 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6463 | "mod_gzip: ** Turn DECHUNK option ON for this response category." ); | |
6464 | ||
6465 | #ifdef MOD_GZIP_DEBUG1 | |
6466 | mod_gzip_printf( "%s: Sending response 'as is'...",cn); | |
6467 | mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn); | |
6468 | #endif | |
6469 | ||
6470 | goto mod_gzip_sendfile2_send_as_is; | |
6471 | } | |
6472 | ||
6473 | #ifdef MOD_GZIP_DEBUG1 | |
6474 | mod_gzip_printf( "%s: De-chunking the body data now...",cn); | |
6475 | #endif | |
6476 | ||
6477 | #ifdef MOD_GZIP_DEBUG1 | |
6478 | mod_gzip_printf( "%s: Creating 'output_filename1' string now...",cn); | |
6479 | #endif | |
6480 | ||
6481 | mod_gzip_create_unique_filename( | |
6482 | dconf__temp_dir, | |
6483 | (char *) output_filename1, | |
6484 | MOD_GZIP_MAX_PATH_LEN | |
6485 | ); | |
6486 | ||
6487 | #ifdef MOD_GZIP_DEBUG1 | |
6488 | mod_gzip_printf( "%s: output_filename1 = [%s]",cn,npp(output_filename1)); | |
6489 | mod_gzip_printf( "%s: Call OUTPUT fopen(%s)...",cn,npp(output_filename1)); | |
6490 | #endif | |
6491 | ||
6492 | ofh = fopen( output_filename1, "wb" ); | |
6493 | ||
6494 | if ( !ofh ) | |
6495 | { | |
6496 | #ifdef MOD_GZIP_DEBUG1 | |
6497 | mod_gzip_printf( "%s: .... OUTPUT fopen() FAILED",cn); | |
6498 | #endif | |
6499 | ||
6500 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6501 | ||
6502 | ap_table_setn( r->notes,"mod_gzip_result", | |
6503 | ap_pstrdup(r->pool,"SEND_AS_IS:FOPEN_FAILED")); | |
6504 | #endif | |
6505 | ||
6506 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6507 | "mod_gzip: fopen(%s) for OUTPUT in sendfile2", output_filename1 ); | |
6508 | ||
6509 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6510 | "mod_gzip: %s",mod_gzip_check_permissions); | |
6511 | ||
6512 | #ifdef MOD_GZIP_DEBUG1 | |
6513 | mod_gzip_printf( "%s: Sending response 'as is'...",cn); | |
6514 | mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn); | |
6515 | #endif | |
6516 | ||
6517 | goto mod_gzip_sendfile2_send_as_is; | |
6518 | } | |
6519 | ||
6520 | #ifdef MOD_GZIP_DEBUG1 | |
6521 | mod_gzip_printf( "%s: .... OUTPUT fopen() SUCCEEDED",cn); | |
6522 | #endif | |
6523 | ||
6524 | ofh_used = 1; | |
6525 | ||
6526 | #ifdef MOD_GZIP_DEBUG1 | |
6527 | mod_gzip_printf( "%s: Call fseek(ifh,0,0)...",cn ); | |
6528 | #endif | |
6529 | ||
6530 | rc = fseek( ifh, 0, 0 ); | |
6531 | ||
6532 | if ( rc != 0 ) | |
6533 | { | |
6534 | #ifdef MOD_GZIP_DEBUG1 | |
6535 | mod_gzip_printf( "%s: .... fseek(ifh,0,0) FAILED",cn); | |
6536 | #endif | |
6537 | ||
6538 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
6539 | ||
6540 | ap_table_setn( r->notes,"mod_gzip_result", | |
6541 | ap_pstrdup(r->pool,"SEND_AS_IS:FSEEK_FAILED")); | |
6542 | #endif | |
6543 | ||
6544 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
6545 | "mod_gzip: fseek(ifh,0,0) in sendfile2" ); | |
6546 | ||
6547 | #ifdef MOD_GZIP_DEBUG1 | |
6548 | mod_gzip_printf( "%s: Sending response 'as is'...",cn); | |
6549 | mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn); | |
6550 | #endif | |
6551 | ||
6552 | goto mod_gzip_sendfile2_send_as_is; | |
6553 | } | |
6554 | #ifdef MOD_GZIP_DEBUG1 | |
6555 | else | |
6556 | { | |
6557 | mod_gzip_printf( "%s: .... fseek(ifh,0,0) SUCCEEDED",cn); | |
6558 | } | |
6559 | #endif | |
6560 | ||
6561 | total_bytes_left_to_copy = hbytes_in; | |
6562 | ||
6563 | #ifdef MOD_GZIP_DEBUG1 | |
6564 | total_bytes_copied = 0; | |
6565 | mod_gzip_printf( "%s: Copying %ld header bytes now...", | |
6566 | cn,(long)total_bytes_left_to_copy); | |
6567 | #endif | |
6568 | ||
6569 | while( total_bytes_left_to_copy > 0 ) | |
6570 | { | |
6571 | if ( total_bytes_left_to_copy < MOD_GZIP_SENDFILE2_BUFFER_SIZE ) | |
6572 | { | |
6573 | bytestoread = total_bytes_left_to_copy; | |
6574 | } | |
6575 | else | |
6576 | { | |
6577 | bytestoread = MOD_GZIP_SENDFILE2_BUFFER_SIZE; | |
6578 | } | |
6579 | ||
6580 | bytesread = fread ( tmp, 1, bytestoread, ifh ); | |
6581 | byteswritten = fwrite( tmp, 1, bytesread, ofh ); | |
6582 | ||
6583 | total_bytes_left_to_copy -= byteswritten; | |
6584 | ||
6585 | #ifdef MOD_GZIP_DEBUG1 | |
6586 | total_bytes_copied += byteswritten; | |
6587 | #endif | |
6588 | } | |
6589 | ||
6590 | #ifdef MOD_GZIP_DEBUG1 | |
6591 | mod_gzip_printf( "%s: %ld header bytes have been copied...", | |
6592 | cn,(long)total_bytes_copied); | |
6593 | #endif | |
6594 | ||
6595 | for (;;) | |
6596 | { | |
6597 | p1 = tmp; | |
6598 | ||
6599 | bytesread = fread( p1, 1, MOD_GZIP_SENDFILE2_BUFFER_SIZE, ifh ); | |
6600 | ||
6601 | #ifdef MOD_GZIP_DEBUG1 | |
6602 | mod_gzip_printf( "%s: Back fread(): bytesread=%d",cn,bytesread); | |
6603 | #endif | |
6604 | ||
6605 | if ( bytesread < 1 ) break; | |
6606 | ||
6607 | bbytes_in += bytesread; | |
6608 | bytesleft = bytesread; | |
6609 | ||
6610 | if ( te_chunked ) | |
6611 | { | |
6612 | #ifdef MOD_GZIP_DEBUG1 | |
6613 | mod_gzip_printf( "%s: 'te_chunked' flag is TRUE...",cn); | |
6614 | mod_gzip_printf( "%s: Filtering chunked data...",cn); | |
6615 | #endif | |
6616 | ||
6617 | sp = p1; | |
6618 | ||
6619 | while ( bytesleft > 0 ) | |
6620 | { | |
6621 | switch( chunke_state ) | |
6622 | { | |
6623 | case CHUNKE_GET_HEXSTRING: | |
6624 | ||
6625 | if ((*sp==13)||(*sp==10)||(*sp==';')) | |
6626 | { | |
6627 | chunke_hexstring[chunke_hexstring_oset]=0; | |
6628 | ||
6629 | #ifdef MOD_GZIP_CHUNKE_DIAG1 | |
6630 | mod_gzip_printf("chunke: %5.5ld chunke_hexstring=[%s]\n", | |
6631 | chunke_count, npp(chunke_hexstring) ); | |
6632 | #endif | |
6633 | ||
6634 | chunke_realdata_length = (long) | |
6635 | strtol(chunke_hexstring,&chunke_errstr,16); | |
6636 | ||
6637 | #ifdef MOD_GZIP_CHUNKE_DIAG1 | |
6638 | mod_gzip_printf("chunke: %5.5ld realdata_length= 0x%X %ld\n", | |
6639 | chunke_count, chunke_realdata_length, | |
6640 | chunke_realdata_length ); | |
6641 | #endif | |
6642 | ||
6643 | if ( chunke_realdata_length < 1 ) | |
6644 | { | |
6645 | #ifdef MOD_GZIP_CHUNKE_DIAG1 | |
6646 | mod_gzip_printf("chunke: %5.5ld END OF CHUNKED DATA\n", | |
6647 | chunke_count); | |
6648 | #endif | |
6649 | } | |
6650 | ||
6651 | chunke_realdata_read = 0; | |
6652 | ||
6653 | if ( *sp == 10 ) | |
6654 | { | |
6655 | if ( chunke_realdata_length == 0 ) | |
6656 | { | |
6657 | chunke_state = CHUNKE_GET_FOOTER; | |
6658 | } | |
6659 | else | |
6660 | { | |
6661 | chunke_state = CHUNKE_GET_REAL_DATA; | |
6662 | } | |
6663 | } | |
6664 | else | |
6665 | { | |
6666 | chunke_state = CHUNKE_WAIT_REAL_EOL1; | |
6667 | ||
6668 | if ( chunke_realdata_length == 0 ) | |
6669 | { | |
6670 | chunke_nextstate = CHUNKE_GET_FOOTER; | |
6671 | } | |
6672 | else | |
6673 | { | |
6674 | chunke_nextstate = CHUNKE_GET_REAL_DATA; | |
6675 | } | |
6676 | } | |
6677 | } | |
6678 | ||
6679 | else | |
6680 | { | |
6681 | if ( ( chunke_hexstring_oset < | |
6682 | CHUNKE_HEXSTRING_MAXLEN ) && | |
6683 | ( *sp > 32 ) ) | |
6684 | { | |
6685 | chunke_hexstring[ | |
6686 | chunke_hexstring_oset++] = *sp; | |
6687 | ||
6688 | #ifdef MOD_GZIP_CHUNKE_DIAG1 | |
6689 | chunke_hexstring[ | |
6690 | chunke_hexstring_oset ] = 0; | |
6691 | #endif | |
6692 | } | |
6693 | ||
6694 | #ifdef MOD_GZIP_CHUNKE_DIAG1 | |
6695 | mod_gzip_printf("chunke: %5.5ld chunke_hexstring is now [%s]\n", | |
6696 | chunke_count, npp(chunke_hexstring) ); | |
6697 | #endif | |
6698 | } | |
6699 | ||
6700 | break; | |
6701 | ||
6702 | case CHUNKE_WAIT_REAL_EOL1: | |
6703 | ||
6704 | if ( *sp == 10 ) | |
6705 | { | |
6706 | #ifdef MOD_GZIP_CHUNKE_DIAG1 | |
6707 | mod_gzip_printf("chunke: %5.5ld Real EOL seen...\n", | |
6708 | chunke_count ); | |
6709 | #endif | |
6710 | ||
6711 | chunke_state = chunke_nextstate; | |
6712 | } | |
6713 | ||
6714 | break; | |
6715 | ||
6716 | case CHUNKE_GET_FOOTER: | |
6717 | ||
6718 | if ( *sp == 10 ) | |
6719 | { | |
6720 | #ifdef MOD_GZIP_CHUNKE_DIAG1 | |
6721 | mod_gzip_printf("chunke: %5.5ld FOOTER EOL seen...\n", | |
6722 | chunke_count ); | |
6723 | #endif | |
6724 | } | |
6725 | ||
6726 | break; | |
6727 | ||
6728 | case CHUNKE_GET_REAL_DATA: | |
6729 | ||
6730 | #ifdef CHUNKE_USES_OUTPUT_BUFFER | |
6731 | ||
6732 | *chunke_obuf++ = *sp; | |
6733 | chunke_obuflen++; | |
6734 | ||
6735 | if ( chunke_obuflen >= chunke_obuflenmax ) | |
6736 | { | |
6737 | byteswritten = | |
6738 | fwrite( | |
6739 | chunke_obufstart, | |
6740 | 1, | |
6741 | chunke_obuflen, | |
6742 | ofh | |
6743 | ); | |
6744 | ||
6745 | if ( byteswritten > 0 ) | |
6746 | { | |
6747 | bbytes_out += byteswritten; | |
6748 | } | |
6749 | ||
6750 | chunke_obuf = chunke_obufstart; | |
6751 | chunke_obuflen = 0; | |
6752 | } | |
6753 | ||
6754 | chunke_realdata_read++; | |
6755 | ||
6756 | #else | |
6757 | ||
6758 | bytestowrite = bytesleft; | |
6759 | ||
6760 | if ( ( chunke_realdata_read + bytesleft ) > | |
6761 | chunke_realdata_length ) | |
6762 | { | |
6763 | bytestowrite = | |
6764 | chunke_realdata_length - chunke_realdata_read; | |
6765 | } | |
6766 | ||
6767 | byteswritten = | |
6768 | fwrite( | |
6769 | sp, | |
6770 | 1, | |
6771 | bytestowrite, | |
6772 | ofh | |
6773 | ); | |
6774 | ||
6775 | if ( byteswritten > 0 ) | |
6776 | { | |
6777 | sp += byteswritten; | |
6778 | bytesleft -= byteswritten; | |
6779 | bbytes_out += byteswritten; | |
6780 | chunke_realdata_read += byteswritten; | |
6781 | ||
6782 | skip_advance = 1; | |
6783 | } | |
6784 | ||
6785 | #endif | |
6786 | ||
6787 | if ( chunke_realdata_read >= | |
6788 | chunke_realdata_length ) | |
6789 | { | |
6790 | #ifdef CHUNKE_USES_OUTPUT_BUFFER | |
6791 | ||
6792 | if ( chunke_obuflen > 0 ) | |
6793 | { | |
6794 | byteswritten = | |
6795 | fwrite( | |
6796 | chunke_obufstart, | |
6797 | 1, | |
6798 | chunke_obuflen, | |
6799 | ofh | |
6800 | ); | |
6801 | ||
6802 | if ( byteswritten > 0 ) | |
6803 | { | |
6804 | bbytes_out += byteswritten; | |
6805 | } | |
6806 | ||
6807 | chunke_obuf = chunke_obufstart; | |
6808 | chunke_obuflen = 0; | |
6809 | } | |
6810 | ||
6811 | #endif | |
6812 | ||
6813 | #ifdef MOD_GZIP_CHUNKE_DIAG1 | |
6814 | mod_gzip_printf("chunke: %5.5ld DONE reading CHUNK data...\n", | |
6815 | chunke_count ); | |
6816 | mod_gzip_printf("chunke: %5.5ld realdata_length = %ld\n", | |
6817 | chunke_count, chunke_realdata_length ); | |
6818 | mod_gzip_printf("chunke: %5.5ld realdata_read = %ld\n", | |
6819 | chunke_count, chunke_realdata_read ); | |
6820 | mod_gzip_printf("chunke: %5.5ld Increasing 'chunke_count' to %d\n", | |
6821 | chunke_count, chunke_count + 1 ); | |
6822 | mod_gzip_printf("chunke: %5.5ld Advancing to CHUNKE_WAIT_REAL_EOL1...\n", | |
6823 | chunke_count ); | |
6824 | #endif | |
6825 | ||
6826 | chunke_count++; | |
6827 | ||
6828 | chunke_hexstring[0] = 0; | |
6829 | chunke_hexstring_oset = 0; | |
6830 | chunke_realdata_length = 0; | |
6831 | chunke_realdata_read = 0; | |
6832 | ||
6833 | chunke_state = CHUNKE_WAIT_REAL_EOL1; | |
6834 | chunke_nextstate = CHUNKE_GET_HEXSTRING; | |
6835 | } | |
6836 | ||
6837 | break; | |
6838 | ||
6839 | default: break; | |
6840 | } | |
6841 | ||
6842 | if ( skip_advance ) | |
6843 | { | |
6844 | skip_advance = 0; | |
6845 | } | |
6846 | else | |
6847 | { | |
6848 | sp++; | |
6849 | bytesleft--; | |
6850 | } | |
6851 | } | |
6852 | ||
6853 | #ifdef FUTURE_USE | |
6854 | chunke_buffer_scan_done: ; | |
6855 | #endif | |
6856 | ||
6857 | #ifdef MOD_GZIP_CHUNKE_DIAG1 | |
6858 | mod_gzip_printf("chunke: %5.5ld Out of next buffer scan loop\n", | |
6859 | chunke_count ); | |
6860 | mod_gzip_printf("chunke: %5.5ld realdata_length = %ld\n", | |
6861 | chunke_count, chunke_realdata_length ); | |
6862 | mod_gzip_printf("chunke: %5.5ld realdata_read = %ld\n", | |
6863 | chunke_count, chunke_realdata_read ); | |
6864 | mod_gzip_printf("chunke: %5.5ld realdata_left = %ld\n", | |
6865 | chunke_count, chunke_realdata_length - chunke_realdata_read); | |
6866 | mod_gzip_printf("chunke: %5.5ld Looping back for more input data...\n", | |
6867 | chunke_count ); | |
6868 | #endif | |
6869 | } | |
6870 | ||
6871 | else | |
6872 | { | |
6873 | byteswritten = | |
6874 | fwrite( | |
6875 | p1, | |
6876 | 1, | |
6877 | bytesread, | |
6878 | ofh | |
6879 | ); | |
6880 | ||
6881 | if ( byteswritten > 0 ) | |
6882 | { | |
6883 | bbytes_out += byteswritten; | |
6884 | } | |
6885 | ||
6886 | #ifdef MOD_GZIP_DEBUG1 | |
6887 | mod_gzip_printf( "%s: byteswritten = %d",cn,(int)byteswritten); | |
6888 | #endif | |
6889 | ||
6890 | if ( byteswritten != bytesread ) | |
6891 | { | |
6892 | err = errno; | |
6893 | ||
6894 | #ifdef FUTURE_USE | |
6895 | #if defined(WIN32) || defined(NETWARE) | |
6896 | err = WSAGetLastError(); | |
6897 | #else | |
6898 | err = errno; | |
6899 | #endif | |
6900 | #endif | |
6901 | ||
6902 | #ifdef MOD_GZIP_DEBUG1 | |
6903 | mod_gzip_printf( "%s: TRANSMIT ERROR: bytesread=%d byteswritten=%d err=%d", | |
6904 | cn,(int)bytesread,(int)byteswritten,(int)err ); | |
6905 | #endif | |
6906 | ||
6907 | #ifdef MOD_GZIP_DEBUG1 | |
6908 | mod_gzip_printf( "%s: Breaking out of transmit loop early...",cn); | |
6909 | #endif | |
6910 | ||
6911 | body_done = 1; | |
6912 | break; | |
6913 | } | |
6914 | } | |
6915 | ||
6916 | if ( body_done ) break; | |
6917 | } | |
6918 | ||
6919 | bbytes_total = bbytes_out; | |
6920 | ||
6921 | #ifdef MOD_GZIP_DEBUG1 | |
6922 | mod_gzip_printf( "%s: Done processing BODY...",cn); | |
6923 | mod_gzip_printf( "%s: Call fclose(ofh)...",cn); | |
6924 | #endif | |
6925 | ||
6926 | fclose( ofh ); ofh = 0; | |
6927 | ||
6928 | #ifdef MOD_GZIP_DEBUG1 | |
6929 | mod_gzip_printf( "%s: Back fclose(ofh)...",cn); | |
6930 | mod_gzip_printf( "%s: bbytes_in = %ld (Total BODY bytes read)",cn,(long)bbytes_in); | |
6931 | mod_gzip_printf( "%s: bbytes_out = %ld (Total BODY bytes written)",cn,(long)bbytes_out); | |
6932 | mod_gzip_printf( "%s: bbytes_total = %ld (Same as bbytes_out)",cn,(long)bbytes_total); | |
6933 | #endif | |
6934 | ||
6935 | if ( bbytes_total > 0 ) | |
6936 | { | |
6937 | #ifdef MOD_GZIP_DEBUG1 | |
6938 | mod_gzip_printf( "%s: Call fclose(%s)...",cn, npp(input_filename)); | |
6939 | #endif | |
6940 | ||
6941 | fclose( ifh ); ifh = 0; | |
6942 | ||
6943 | #ifdef MOD_GZIP_DEBUG1 | |
6944 | mod_gzip_printf( "%s: Back fclose(%s)...",cn, npp(input_filename)); | |
6945 | #endif | |
6946 | ||
6947 | #ifdef MOD_GZIP_DEBUG1 | |
6948 | mod_gzip_printf( "%s: Call mod_gzip_encode_and_transmit()...",cn); | |
6949 | #endif | |
6950 | ||
6951 | rc = | |
6952 | mod_gzip_encode_and_transmit( | |
6953 | r, | |
6954 | dconf, | |
6955 | output_filename1, | |
6956 | 1, | |
6957 | bbytes_total, | |
6958 | 0, | |
6959 | hbytes_in, | |
6960 | "DECHUNK:" | |
6961 | ); | |
6962 | ||
6963 | #ifdef MOD_GZIP_DEBUG1 | |
6964 | mod_gzip_printf( "%s: Back mod_gzip_encode_and_transmit()...",cn); | |
6965 | mod_gzip_printf( "%s: rc = %d",cn,rc); | |
6966 | #endif | |
6967 | ||
6968 | #ifdef MOD_GZIP_DEBUG1 | |
6969 | mod_gzip_printf( "%s: dconf__keep_workfiles = %d", | |
6970 | cn, dconf__keep_workfiles ); | |
6971 | #endif | |
6972 | ||
6973 | if ( !dconf__keep_workfiles ) | |
6974 | { | |
6975 | #ifdef MOD_GZIP_DEBUG1 | |
6976 | mod_gzip_printf( "%s: Call mod_gzip_delete_file(output_filename1=[%s])...", | |
6977 | cn, npp(output_filename1)); | |
6978 | #endif | |
6979 | ||
6980 | mod_gzip_delete_file( r, output_filename1 ); | |
6981 | ||
6982 | #ifdef MOD_GZIP_DEBUG1 | |
6983 | mod_gzip_printf( "%s: Back mod_gzip_delete_file(output_filename1=[%s])...", | |
6984 | cn, npp(output_filename1)); | |
6985 | #endif | |
6986 | } | |
6987 | ||
6988 | if ( rc == DECLINED ) | |
6989 | { | |
6990 | #ifdef MOD_GZIP_DEBUG1 | |
6991 | mod_gzip_printf( "%s: rc = DECLINED (FAILURE)",cn); | |
6992 | mod_gzip_printf( "%s: Sending response 'as is'...",cn); | |
6993 | mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn); | |
6994 | #endif | |
6995 | ||
6996 | goto mod_gzip_sendfile2_send_as_is; | |
6997 | } | |
6998 | ||
6999 | else | |
7000 | { | |
7001 | #ifdef MOD_GZIP_DEBUG1 | |
7002 | mod_gzip_printf( "%s: rc = OK (SUCCESS)",cn); | |
7003 | mod_gzip_printf( "%s: Call goto mod_gzip_sendfile2_cleanup...",cn,rc); | |
7004 | #endif | |
7005 | ||
7006 | final_rc = rc; | |
7007 | ||
7008 | goto mod_gzip_sendfile2_cleanup; | |
7009 | } | |
7010 | } | |
7011 | ||
7012 | else | |
7013 | { | |
7014 | #ifdef MOD_GZIP_DEBUG1 | |
7015 | mod_gzip_printf( "%s: ERROR: bbytes_total is ZERO",cn); | |
7016 | mod_gzip_printf( "%s: ERROR: Original response must be sent 'as is'",cn); | |
7017 | mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn); | |
7018 | #endif | |
7019 | ||
7020 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
7021 | ||
7022 | ap_table_setn( r->notes,"mod_gzip_result", | |
7023 | ap_pstrdup(r->pool,"SEND_AS_IS:BODY_MISSING")); | |
7024 | #endif | |
7025 | ||
7026 | goto mod_gzip_sendfile2_send_as_is; | |
7027 | } | |
7028 | ||
7029 | mod_gzip_sendfile2_send_as_is: ; | |
7030 | ||
7031 | #ifdef MOD_GZIP_DEBUG1 | |
7032 | mod_gzip_printf( "%s: * SEND 'AS IS'...",cn); | |
7033 | mod_gzip_printf( "%s: * label entry point: mod_gzip_sendfile2_send_as_is",cn); | |
7034 | mod_gzip_printf( "%s: Sending response 'as is'...",cn); | |
7035 | #endif | |
7036 | ||
7037 | if ( !ifh ) | |
7038 | { | |
7039 | #ifdef MOD_GZIP_DEBUG1 | |
7040 | mod_gzip_printf( "%s: Input file was closed.",cn); | |
7041 | mod_gzip_printf( "%s: Re-opening input_filename[%s]...", | |
7042 | cn, npp(input_filename)); | |
7043 | #endif | |
7044 | ||
7045 | ifh = fopen( input_filename, "rb" ); | |
7046 | ||
7047 | if ( !ifh ) | |
7048 | { | |
7049 | #ifdef MOD_GZIP_DEBUG1 | |
7050 | mod_gzip_printf( "%s: .... fopen() FAILED",cn); | |
7051 | #endif | |
7052 | ||
7053 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
7054 | "mod_gzip: fopen(%s) on REOPEN in sendfile2", input_filename ); | |
7055 | ||
7056 | final_rc = DECLINED; | |
7057 | ||
7058 | goto mod_gzip_sendfile2_cleanup; | |
7059 | } | |
7060 | ||
7061 | #ifdef MOD_GZIP_DEBUG1 | |
7062 | mod_gzip_printf( "%s: .... fopen() SUCCEEDED",cn); | |
7063 | #endif | |
7064 | } | |
7065 | ||
7066 | #ifdef MOD_GZIP_DEBUG1 | |
7067 | mod_gzip_printf( "%s: Call mod_gzip_sendfile1()...",cn); | |
7068 | #endif | |
7069 | ||
7070 | total_bytes_sent = (long) | |
7071 | mod_gzip_sendfile1( | |
7072 | r, | |
7073 | NULL, | |
7074 | ifh, | |
7075 | 0 | |
7076 | ); | |
7077 | ||
7078 | #ifdef MOD_GZIP_DEBUG1 | |
7079 | mod_gzip_printf( "%s: Back mod_gzip_sendfile1()...",cn); | |
7080 | mod_gzip_printf( "%s: .... total_bytes_sent = %ld",cn,(long)total_bytes_sent); | |
7081 | #endif | |
7082 | ||
7083 | #ifdef MOD_GZIP_DEBUG1 | |
7084 | mod_gzip_printf( "%s: Call mod_gzip_flush_and_update_counts()...",cn); | |
7085 | #endif | |
7086 | ||
7087 | mod_gzip_flush_and_update_counts( | |
7088 | r, | |
7089 | dconf, | |
7090 | hbytes_in, | |
7091 | total_bytes_sent - hbytes_in | |
7092 | ); | |
7093 | ||
7094 | #ifdef MOD_GZIP_DEBUG1 | |
7095 | mod_gzip_printf( "%s: Back mod_gzip_flush_and_update_counts()...",cn); | |
7096 | #endif | |
7097 | ||
7098 | final_rc = rc; | |
7099 | ||
7100 | mod_gzip_sendfile2_cleanup: ; | |
7101 | ||
7102 | #ifdef MOD_GZIP_DEBUG1 | |
7103 | mod_gzip_printf( "%s: * FINAL CLEANUP",cn); | |
7104 | mod_gzip_printf( "%s: * label entry point: mod_gzip_sendfile2_cleanup",cn); | |
7105 | mod_gzip_printf( "%s: dconf__keep_workfiles = %ld",cn,(long)dconf__keep_workfiles); | |
7106 | mod_gzip_printf( "%s: ifh = %ld (Input file handle)",cn,(long)ifh); | |
7107 | #endif | |
7108 | ||
7109 | if ( ifh ) | |
7110 | { | |
7111 | #ifdef MOD_GZIP_DEBUG1 | |
7112 | mod_gzip_printf( "%s: Input file is still OPEN...",cn ); | |
7113 | mod_gzip_printf( "%s: Call fclose(%s)...",cn, npp(input_filename)); | |
7114 | #endif | |
7115 | ||
7116 | fclose( ifh ); ifh = 0; | |
7117 | ||
7118 | #ifdef MOD_GZIP_DEBUG1 | |
7119 | mod_gzip_printf( "%s: Back fclose(%s)...",cn,npp(input_filename)); | |
7120 | #endif | |
7121 | } | |
7122 | #ifdef MOD_GZIP_DEBUG1 | |
7123 | else | |
7124 | { | |
7125 | mod_gzip_printf( "%s: Input file is already CLOSED...",cn ); | |
7126 | mod_gzip_printf( "%s: NO CALL MADE TO fclose(%s)",cn,npp(input_filename)); | |
7127 | } | |
7128 | #endif | |
7129 | ||
7130 | #ifdef MOD_GZIP_DEBUG1 | |
7131 | mod_gzip_printf( "%s: Caller must delete input_filename=[%s]", | |
7132 | cn, npp(input_filename)); | |
7133 | #endif | |
7134 | ||
7135 | #ifdef MOD_GZIP_DEBUG1 | |
7136 | mod_gzip_printf( "%s: ofh_used = %ld (Output file usage flag)",cn,(long)ofh_used); | |
7137 | mod_gzip_printf( "%s: ofh = %ld (Output file handle)",cn,(long)ofh); | |
7138 | #endif | |
7139 | ||
7140 | if ( ofh_used ) | |
7141 | { | |
7142 | #ifdef MOD_GZIP_DEBUG1 | |
7143 | mod_gzip_printf( "%s: 'ofh_used' is TRUE",cn ); | |
7144 | #endif | |
7145 | ||
7146 | if ( ofh ) | |
7147 | { | |
7148 | #ifdef MOD_GZIP_DEBUG1 | |
7149 | mod_gzip_printf( "%s: Output file is still OPEN...",cn ); | |
7150 | mod_gzip_printf( "%s: Call fclose(output_filename1=[%s])...", | |
7151 | cn, npp(output_filename1)); | |
7152 | #endif | |
7153 | ||
7154 | fclose( ofh ); ofh = 0; | |
7155 | ||
7156 | #ifdef MOD_GZIP_DEBUG1 | |
7157 | mod_gzip_printf( "%s: Back fclose(output_filename1=[%s])...", | |
7158 | cn, npp(output_filename1)); | |
7159 | #endif | |
7160 | } | |
7161 | #ifdef MOD_GZIP_DEBUG1 | |
7162 | else | |
7163 | { | |
7164 | mod_gzip_printf( "%s: 'ofh' is NULL. File is already CLOSED.",cn ); | |
7165 | } | |
7166 | #endif | |
7167 | ||
7168 | if ( !dconf__keep_workfiles ) | |
7169 | { | |
7170 | #ifdef MOD_GZIP_DEBUG1 | |
7171 | mod_gzip_printf( "%s: 'dconf__keep_workfiles' is FALSE",cn ); | |
7172 | mod_gzip_printf( "%s: Call mod_gzip_delete_file(output_filename1=[%s])...", | |
7173 | cn, npp(output_filename1)); | |
7174 | #endif | |
7175 | ||
7176 | mod_gzip_delete_file( r, output_filename1 ); | |
7177 | ||
7178 | #ifdef MOD_GZIP_DEBUG1 | |
7179 | mod_gzip_printf( "%s: Back mod_gzip_delete_file(output_filename1=[%s])...", | |
7180 | cn, npp(output_filename1)); | |
7181 | #endif | |
7182 | } | |
7183 | ||
7184 | #ifdef MOD_GZIP_DEBUG1 | |
7185 | else | |
7186 | { | |
7187 | mod_gzip_printf( "%s: 'dconf__keep_workfiles' is TRUE.",cn ); | |
7188 | mod_gzip_printf( "%s: Keeping output_filename1=[%s]", | |
7189 | cn, npp(output_filename1)); | |
7190 | } | |
7191 | #endif | |
7192 | ||
7193 | ofh_used = 0; | |
7194 | } | |
7195 | #ifdef MOD_GZIP_DEBUG1 | |
7196 | else | |
7197 | { | |
7198 | mod_gzip_printf( "%s: 'ofh_used' is FALSE",cn ); | |
7199 | mod_gzip_printf( "%s: Output file was NOT USED",cn ); | |
7200 | } | |
7201 | #endif | |
7202 | ||
7203 | #ifdef MOD_GZIP_DEBUG1 | |
7204 | mod_gzip_printf( "%s: final_rc was......: %d",cn,final_rc); | |
7205 | #endif | |
7206 | ||
7207 | final_rc = OK; | |
7208 | ||
7209 | #ifdef MOD_GZIP_DEBUG1 | |
7210 | mod_gzip_printf( "%s: final_rc is now...: %d",cn,final_rc); | |
7211 | #endif | |
7212 | ||
7213 | #ifdef MOD_GZIP_DEBUG1 | |
7214 | mod_gzip_printf( "%s: Exit > return( final_rc = %d ) >",cn,final_rc); | |
7215 | #endif | |
7216 | ||
7217 | return final_rc; | |
7218 | } | |
7219 | ||
7220 | long mod_gzip_send_header( | |
7221 | request_rec *r, | |
7222 | char *input_filename, | |
7223 | long content_length | |
7224 | ) | |
7225 | { | |
7226 | #ifdef MOD_GZIP_DEBUG1 | |
7227 | char cn[]="mod_gzip_send_header()"; | |
7228 | #endif | |
7229 | ||
7230 | FILE *ifh=0; | |
7231 | ||
7232 | int i; | |
7233 | int bytesread=0; | |
7234 | int ok_to_send=0; | |
7235 | int valid_char_count=0; | |
7236 | ||
7237 | #define MOD_GZIP_SEND_HEADER_BUFFER_SIZE 4096 | |
7238 | char tmp[ MOD_GZIP_SEND_HEADER_BUFFER_SIZE + 16 ]; | |
7239 | ||
7240 | #define MOD_GZIP_LINE_BUFFER_SIZE 2048 | |
7241 | char lbuf[ MOD_GZIP_LINE_BUFFER_SIZE + 16 ]; | |
7242 | ||
7243 | char *p1; | |
7244 | int p1len = 0; | |
7245 | ||
7246 | char *p2 = lbuf; | |
7247 | int p2len = 0; | |
7248 | ||
7249 | int send_header = 0; | |
7250 | int header_done = 0; | |
7251 | int te_seen = 0; | |
7252 | int te_chunked = 0; | |
7253 | int ce_seen = 0; | |
7254 | ||
7255 | long hbytes_in = 0; | |
7256 | long hbytes_out = 0; | |
7257 | ||
7258 | #ifdef MOD_GZIP_DEBUG1 | |
7259 | mod_gzip_printf( "%s: Entry...",cn); | |
7260 | mod_gzip_printf( "%s: input_filename = [%s]",cn,npp(input_filename)); | |
7261 | mod_gzip_printf( "%s: content_length = %ld", cn,(long)content_length); | |
7262 | #endif | |
7263 | ||
7264 | if ( !r ) return 0; | |
7265 | if ( !input_filename ) return 0; | |
7266 | ||
7267 | #ifdef MOD_GZIP_DEBUG1 | |
7268 | mod_gzip_printf( "%s: Call fopen(%s)...",cn,npp(input_filename)); | |
7269 | #endif | |
7270 | ||
7271 | ifh = fopen( input_filename, "rb" ); | |
7272 | ||
7273 | if ( !ifh ) | |
7274 | { | |
7275 | #ifdef MOD_GZIP_DEBUG1 | |
7276 | mod_gzip_printf( "%s: .... fopen() FAILED",cn); | |
7277 | mod_gzip_printf( "%s: Exit > return( 0 ) >",cn); | |
7278 | #endif | |
7279 | ||
7280 | return( 0 ); | |
7281 | } | |
7282 | ||
7283 | #ifdef MOD_GZIP_DEBUG1 | |
7284 | mod_gzip_printf( "%s: .... fopen() SUCCEEDED",cn); | |
7285 | mod_gzip_printf( "%s: sizeof( tmp ) = %d",cn,sizeof(tmp)); | |
7286 | mod_gzip_printf( "%s: MOD_GZIP_SEND_HEADER_BUFFER_SIZE = %d", | |
7287 | cn,(int)MOD_GZIP_SEND_HEADER_BUFFER_SIZE); | |
7288 | mod_gzip_printf( "%s: Processing header now...",cn); | |
7289 | #endif | |
7290 | ||
7291 | send_header = 1; | |
7292 | ||
7293 | for (;;) | |
7294 | { | |
7295 | bytesread = fread( tmp, 1, MOD_GZIP_SEND_HEADER_BUFFER_SIZE, ifh ); | |
7296 | ||
7297 | #ifdef MOD_GZIP_DEBUG1 | |
7298 | mod_gzip_printf( "%s: HEADER: Back fread(): bytesread=%d",cn,bytesread); | |
7299 | #endif | |
7300 | ||
7301 | if ( bytesread < 1 ) break; | |
7302 | ||
7303 | p1 = tmp; | |
7304 | p1len = 0; | |
7305 | ||
7306 | for ( i=0; i<bytesread; i++ ) | |
7307 | { | |
7308 | if ( *p1 == 10 ) | |
7309 | { | |
7310 | *p2 = 0; | |
7311 | ||
7312 | if ( valid_char_count < 1 ) | |
7313 | { | |
7314 | p1++; | |
7315 | p1len++; | |
7316 | hbytes_in++; | |
7317 | ||
7318 | sprintf( lbuf, "Content-Encoding: gzip" ); | |
7319 | ||
7320 | #ifdef MOD_GZIP_DEBUG1 | |
7321 | mod_gzip_printf( "%s: HEADER: ADDING: lbuf=[%s]",cn,npp(lbuf)); | |
7322 | #endif | |
7323 | ||
7324 | mod_gzip_strcat( lbuf, "\r\n" ); | |
7325 | ||
7326 | if ( send_header ) | |
7327 | { | |
7328 | hbytes_out += mod_gzip_send(lbuf,mod_gzip_strlen(lbuf),r); | |
7329 | } | |
7330 | ||
7331 | sprintf( lbuf, "Content-Length: %ld",(long)content_length); | |
7332 | ||
7333 | #ifdef MOD_GZIP_DEBUG1 | |
7334 | mod_gzip_printf( "%s: HEADER: ADDING: lbuf=[%s]",cn,npp(lbuf)); | |
7335 | #endif | |
7336 | ||
7337 | mod_gzip_strcat( lbuf, "\r\n" ); | |
7338 | ||
7339 | if ( send_header ) | |
7340 | { | |
7341 | hbytes_out += mod_gzip_send(lbuf,mod_gzip_strlen(lbuf),r); | |
7342 | } | |
7343 | ||
7344 | #ifdef MOD_GZIP_DEBUG1 | |
7345 | mod_gzip_printf( "%s: HEADER: ADDING: lbuf=[CR/LF]",cn); | |
7346 | #endif | |
7347 | ||
7348 | if ( send_header ) | |
7349 | { | |
7350 | hbytes_out += mod_gzip_send("\r\n",2,r); | |
7351 | } | |
7352 | ||
7353 | header_done = 1; | |
7354 | ||
7355 | break; | |
7356 | } | |
7357 | else | |
7358 | { | |
7359 | ok_to_send = 1; | |
7360 | ||
7361 | if ( lbuf[0] == 'T' ) | |
7362 | { | |
7363 | if ( mod_gzip_strnicmp(lbuf,"Transfer-Encoding:",18)==0) | |
7364 | { | |
7365 | #ifdef MOD_GZIP_DEBUG1 | |
7366 | mod_gzip_printf( "%s: HEADER: * 'Transfer-Encoding:' seen",cn); | |
7367 | #endif | |
7368 | ||
7369 | te_seen = 1; | |
7370 | ||
7371 | if ( mod_gzip_stringcontains( lbuf, "chunked" ) ) | |
7372 | { | |
7373 | #ifdef MOD_GZIP_DEBUG1 | |
7374 | mod_gzip_printf( "%s: HEADER: * 'Transfer-Encoding: chunked' seen",cn); | |
7375 | #endif | |
7376 | ||
7377 | te_chunked = 1; | |
7378 | ok_to_send = 0; | |
7379 | } | |
7380 | } | |
7381 | } | |
7382 | ||
7383 | #ifdef FUTURE_USE | |
7384 | else if ( lbuf[0] == 'E' ) | |
7385 | { | |
7386 | if ( mod_gzip_strnicmp(lbuf,"ETag:",5)==0) | |
7387 | { | |
7388 | ok_to_send = 0; | |
7389 | } | |
7390 | } | |
7391 | #endif | |
7392 | ||
7393 | else if ( lbuf[0] == 'C' ) | |
7394 | { | |
7395 | if ( mod_gzip_strnicmp(lbuf,"Content-Encoding:",17)==0) | |
7396 | { | |
7397 | ce_seen = 1; | |
7398 | } | |
7399 | else if ( mod_gzip_strnicmp(lbuf,"Content-Length:",15)==0) | |
7400 | { | |
7401 | ok_to_send = 0; | |
7402 | } | |
7403 | } | |
7404 | ||
7405 | if ( ok_to_send ) | |
7406 | { | |
7407 | #ifdef MOD_GZIP_DEBUG1 | |
7408 | mod_gzip_printf( "%s: HEADER: Sending lbuf=[%s]",cn,npp(lbuf)); | |
7409 | #endif | |
7410 | ||
7411 | *p2++ = 13; p2len++; | |
7412 | *p2++ = 10; p2len++; | |
7413 | *p2++ = 0; | |
7414 | ||
7415 | if ( send_header ) | |
7416 | { | |
7417 | hbytes_out += mod_gzip_send( lbuf, p2len, r ); | |
7418 | } | |
7419 | } | |
7420 | #ifdef MOD_GZIP_DEBUG1 | |
7421 | else | |
7422 | { | |
7423 | #ifdef MOD_GZIP_DEBUG1 | |
7424 | mod_gzip_printf( "%s: HEADER: NOSEND: lbuf=[%s]",cn,npp(lbuf)); | |
7425 | #endif | |
7426 | } | |
7427 | #endif | |
7428 | } | |
7429 | ||
7430 | p2 = lbuf; | |
7431 | p2len = 0; | |
7432 | ||
7433 | valid_char_count = 0; | |
7434 | } | |
7435 | else | |
7436 | { | |
7437 | if ( *p1 > 32 ) valid_char_count++; | |
7438 | ||
7439 | if (( p2len < MOD_GZIP_LINE_BUFFER_SIZE )&&( *p1 != 13 )) | |
7440 | { | |
7441 | *p2++ = *p1; | |
7442 | p2len++; | |
7443 | } | |
7444 | } | |
7445 | ||
7446 | p1++; | |
7447 | p1len++; | |
7448 | hbytes_in++; | |
7449 | } | |
7450 | ||
7451 | if ( header_done ) break; | |
7452 | } | |
7453 | ||
7454 | #ifdef MOD_GZIP_DEBUG1 | |
7455 | mod_gzip_printf( "%s: Done processing header...",cn); | |
7456 | #endif | |
7457 | ||
7458 | #ifdef MOD_GZIP_DEBUG1 | |
7459 | mod_gzip_printf( "%s: Call fclose(%s)...",cn,npp(input_filename)); | |
7460 | #endif | |
7461 | ||
7462 | fclose( ifh ); ifh = 0; | |
7463 | ||
7464 | #ifdef MOD_GZIP_DEBUG1 | |
7465 | mod_gzip_printf( "%s: Back fclose(%s)...",cn,npp(input_filename)); | |
7466 | #endif | |
7467 | ||
7468 | #ifdef MOD_GZIP_DEBUG1 | |
7469 | mod_gzip_printf( "%s: p1len = %d",cn,p1len); | |
7470 | mod_gzip_printf( "%s: hbytes_in = %ld (Total HEADER bytes read)",cn,(long)hbytes_in); | |
7471 | mod_gzip_printf( "%s: hbytes_out = %ld (Total HEADER bytes sent)",cn,(long)hbytes_out); | |
7472 | #endif | |
7473 | ||
7474 | #ifdef MOD_GZIP_DEBUG1 | |
7475 | mod_gzip_printf( "%s: Exit > return( hbytes_out = %d ) >",cn,hbytes_out); | |
7476 | #endif | |
7477 | ||
7478 | return (long) hbytes_out; | |
7479 | } | |
7480 | ||
7481 | FILE *mod_gzip_open_output_file( | |
7482 | request_rec *r, | |
7483 | char *output_filename, | |
7484 | int *rc | |
7485 | ) | |
7486 | { | |
7487 | FILE *ifh; | |
7488 | ||
7489 | #ifdef MOD_GZIP_DEBUG1 | |
7490 | char cn[]="mod_gzip_open_output_file():::"; | |
7491 | #endif | |
7492 | ||
7493 | #ifdef MOD_GZIP_DEBUG1 | |
7494 | mod_gzip_printf( "%s: Entry...",cn); | |
7495 | mod_gzip_printf( "%s: output_filename=[%s]",cn,npp(output_filename)); | |
7496 | #endif | |
7497 | ||
7498 | ifh = fopen( output_filename, "rb" ); | |
7499 | ||
7500 | if ( !ifh ) | |
7501 | { | |
7502 | #ifdef MOD_GZIP_DEBUG1 | |
7503 | mod_gzip_printf( "%s: ERROR: Cannot open file [%s]", | |
7504 | cn,npp(output_filename)); | |
7505 | #endif | |
7506 | ||
7507 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
7508 | "mod_gzip: Cannot re-open output_filename=[%s]", | |
7509 | output_filename ); | |
7510 | ||
7511 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
7512 | ||
7513 | ap_table_setn( | |
7514 | r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"SEND_AS_IS:WORK_OPENFAIL")); | |
7515 | ||
7516 | #endif | |
7517 | ||
7518 | #ifdef MOD_GZIP_DEBUG1 | |
7519 | mod_gzip_printf( "%s: Exit > return( NULL ) >",cn); | |
7520 | #endif | |
7521 | ||
7522 | *rc = DECLINED; | |
7523 | ||
7524 | return NULL; | |
7525 | } | |
7526 | ||
7527 | #ifdef MOD_GZIP_DEBUG1 | |
7528 | mod_gzip_printf( "%s: File is now open...",cn); | |
7529 | mod_gzip_printf( "%s: Exit > return( FILE *ifh ) >",cn); | |
7530 | #endif | |
7531 | ||
7532 | *rc = OK; | |
7533 | ||
7534 | return ifh; | |
7535 | } | |
7536 | ||
7537 | int mod_gzip_flush_and_update_counts( | |
7538 | request_rec *r, | |
7539 | mod_gzip_conf *dconf, | |
7540 | long total_header_bytes_sent, | |
7541 | long total_body_bytes_sent | |
7542 | ) | |
7543 | { | |
7544 | #ifdef MOD_GZIP_DEBUG1 | |
7545 | char cn[]="mod_gzip_flush_and_update_counts()"; | |
7546 | #endif | |
7547 | ||
7548 | #ifdef MOD_GZIP_DEBUG1 | |
7549 | mod_gzip_printf( "%s: Entry",cn); | |
7550 | mod_gzip_printf( "%s: total_header_bytes_sent = %ld", | |
7551 | cn,(long)total_header_bytes_sent); | |
7552 | mod_gzip_printf( "%s: total_body_bytes_sent = %ld", | |
7553 | cn,(long)total_body_bytes_sent); | |
7554 | mod_gzip_printf( "%s: total_bytes_sent (Sum) = %ld", | |
7555 | cn,(long)total_header_bytes_sent + | |
7556 | total_body_bytes_sent ); | |
7557 | mod_gzip_printf( "%s: dconf->add_header_count = %d", | |
7558 | cn,(int )dconf->add_header_count ); | |
7559 | #endif | |
7560 | ||
7561 | #ifdef MOD_GZIP_DEBUG1 | |
7562 | mod_gzip_printf( "%s: Before... ap_rflush()...",cn); | |
7563 | mod_gzip_printf( "%s: r->connection->client->outcnt = %ld", | |
7564 | cn,(long) r->connection->client->outcnt ); | |
7565 | mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld", | |
7566 | cn,(long) r->connection->client->bytes_sent ); | |
7567 | mod_gzip_printf( "%s: Call..... ap_rflush()...",cn); | |
7568 | #endif | |
7569 | ||
7570 | ap_rflush(r); | |
7571 | ||
7572 | #ifdef MOD_GZIP_DEBUG1 | |
7573 | mod_gzip_printf( "%s: Back..... ap_rflush()...",cn); | |
7574 | mod_gzip_printf( "%s: After.... ap_rflush()...",cn); | |
7575 | mod_gzip_printf( "%s: r->connection->client->outcnt = %ld", | |
7576 | cn,(long) r->connection->client->outcnt ); | |
7577 | mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld", | |
7578 | cn,(long) r->connection->client->bytes_sent ); | |
7579 | #endif | |
7580 | ||
7581 | #ifdef MOD_GZIP_DEBUG1 | |
7582 | mod_gzip_printf( "%s: dconf->add_header_count = %ld", | |
7583 | cn,(long)dconf->add_header_count); | |
7584 | #endif | |
7585 | ||
7586 | if ( dconf->add_header_count ) | |
7587 | { | |
7588 | r->connection->client->bytes_sent = | |
7589 | total_header_bytes_sent + total_body_bytes_sent; | |
7590 | } | |
7591 | else | |
7592 | { | |
7593 | r->connection->client->bytes_sent = total_body_bytes_sent; | |
7594 | } | |
7595 | ||
7596 | #ifdef MOD_GZIP_DEBUG1 | |
7597 | mod_gzip_printf( "%s: After count update...",cn); | |
7598 | mod_gzip_printf( "%s: r->connection->client->outcnt = %ld", | |
7599 | cn,(long) r->connection->client->outcnt ); | |
7600 | mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld", | |
7601 | cn,(long) r->connection->client->bytes_sent ); | |
7602 | mod_gzip_printf( "%s: Exit > return( 1 ) >",cn); | |
7603 | #endif | |
7604 | ||
7605 | return 1; | |
7606 | } | |
7607 | ||
7608 | int mod_gzip_encode_and_transmit( | |
7609 | request_rec *r, | |
7610 | mod_gzip_conf *dconf, | |
7611 | char *source, | |
7612 | int source_is_a_file, | |
7613 | long input_size, | |
7614 | int nodecline, | |
7615 | long header_length, | |
7616 | char *result_prefix_string | |
7617 | ) | |
7618 | { | |
7619 | char *prefix_string = result_prefix_string; | |
7620 | ||
7621 | GZP_CONTROL gzc; | |
7622 | GZP_CONTROL* gzp = &gzc; | |
7623 | ||
7624 | int rc = 0; | |
7625 | int err = 0; | |
7626 | FILE *ifh = 0; | |
7627 | int bytesread = 0; | |
7628 | long byteswritten = 0; | |
7629 | long output_size = 0; | |
7630 | long compression_ratio = 0; | |
7631 | char *gz1_ismem_obuf = 0; | |
7632 | int finalize_stats = 1; | |
7633 | long output_offset = 0; | |
7634 | ||
7635 | long total_bytes_sent = 0; | |
7636 | long total_header_bytes_sent = 0; | |
7637 | long total_compressed_bytes_sent = 0; | |
7638 | int gz1_ismem_obuf_was_allocated = 0; | |
7639 | ||
7640 | #define MOD_GZIP_LARGE_BUFFER_SIZE 4000 | |
7641 | ||
7642 | char tmp[ MOD_GZIP_LARGE_BUFFER_SIZE + 2 ]; | |
7643 | ||
7644 | char actual_content_encoding_name[] = "gzip"; | |
7645 | ||
7646 | char dummy_result_prefix_string[] = ""; | |
7647 | ||
7648 | #ifdef MOD_GZIP_DEBUG1 | |
7649 | char scratch2[90]; | |
7650 | #endif | |
7651 | ||
7652 | #ifdef MOD_GZIP_DEBUG1 | |
7653 | char cn[]="mod_gzip_encode_and_transmit()"; | |
7654 | #endif | |
7655 | ||
7656 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
7657 | char log_info[90]; | |
7658 | #endif | |
7659 | ||
7660 | char *dconf__temp_dir = 0; | |
7661 | int dconf__keep_workfiles = 0; | |
7662 | long dconf__minimum_file_size = 300; | |
7663 | long dconf__maximum_file_size = 0; | |
7664 | long dconf__maximum_inmem_size = 0; | |
7665 | ||
7666 | #ifdef MOD_GZIP_DEBUG1 | |
7667 | mod_gzip_printf( "%s: Entry...", cn); | |
7668 | #endif | |
7669 | ||
7670 | /* | |
7671 | * Initialize the GZP control deck on the stack with some | |
7672 | * safe default values. As of this writing the filename and | |
7673 | * scratch buffers do not need to be fully reset on entry | |
7674 | * so there is no need to suffer the overhead of a full | |
7675 | * 'memset( gzp, 0, sizeof( GZP_CONTROL )' call. | |
7676 | */ | |
7677 | ||
7678 | gzp->decompress = 0; | |
7679 | gzp->input_ismem = 0; | |
7680 | gzp->input_ismem_ibuf = 0; | |
7681 | gzp->input_ismem_ibuflen = 0; | |
7682 | gzp->input_filename[0] = 0; | |
7683 | gzp->input_offset = header_length; | |
7684 | gzp->output_ismem = 0; | |
7685 | gzp->output_ismem_obuf = 0; | |
7686 | gzp->output_ismem_obuflen = 0; | |
7687 | gzp->output_filename[0] = 0; | |
7688 | gzp->result_code = 0; | |
7689 | gzp->bytes_out = 0; | |
7690 | ||
7691 | if ( dconf ) | |
7692 | { | |
7693 | dconf__keep_workfiles = dconf->keep_workfiles; | |
7694 | dconf__minimum_file_size = dconf->minimum_file_size; | |
7695 | dconf__maximum_file_size = dconf->maximum_file_size; | |
7696 | dconf__maximum_inmem_size = dconf->maximum_inmem_size; | |
7697 | dconf__temp_dir = dconf->temp_dir; | |
7698 | } | |
7699 | ||
7700 | #ifdef MOD_GZIP_DEBUG1 | |
7701 | ||
7702 | mod_gzip_printf( "%s: dconf__keep_workfiles = %d", cn, (int) dconf__keep_workfiles ); | |
7703 | mod_gzip_printf( "%s: dconf__temp_dir = [%s]",cn, npp(dconf__temp_dir)); | |
7704 | mod_gzip_printf( "%s: dconf__minimum_file_size = %ld", cn, (long) dconf__minimum_file_size ); | |
7705 | mod_gzip_printf( "%s: dconf__maximum_file_size = %ld", cn, (long) dconf__maximum_file_size ); | |
7706 | mod_gzip_printf( "%s: dconf__maximum_inmem_size = %ld", cn, (long) dconf__maximum_inmem_size ); | |
7707 | ||
7708 | mod_gzip_printf( "%s: source_is_a_file = %d", cn, source_is_a_file ); | |
7709 | mod_gzip_printf( "%s: nodecline = %d", cn, nodecline ); | |
7710 | mod_gzip_printf( "%s: header_length = %ld", cn, header_length ); | |
7711 | ||
7712 | if ( source_is_a_file ) | |
7713 | { | |
7714 | mod_gzip_printf( "%s: source = [%s]", cn, npp(source)); | |
7715 | } | |
7716 | else | |
7717 | { | |
7718 | mod_gzip_printf( "%s: source = MEMORY BUFFER", cn ); | |
7719 | } | |
7720 | ||
7721 | mod_gzip_printf( "%s: input_size = %ld", cn,(long)input_size); | |
7722 | ||
7723 | #endif | |
7724 | ||
7725 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
7726 | ||
7727 | if ( !prefix_string ) | |
7728 | { | |
7729 | prefix_string = dummy_result_prefix_string; | |
7730 | } | |
7731 | ||
7732 | sprintf( log_info,"%sOK", prefix_string ); | |
7733 | ||
7734 | ap_table_setn( | |
7735 | r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info)); | |
7736 | ||
7737 | sprintf( log_info,"%d", (int) input_size ); | |
7738 | ap_table_setn( r->notes,"mod_gzip_input_size",ap_pstrdup(r->pool,log_info)); | |
7739 | ||
7740 | #endif | |
7741 | ||
7742 | if ( input_size < 1 ) | |
7743 | { | |
7744 | #ifdef MOD_GZIP_DEBUG1 | |
7745 | mod_gzip_printf( "%s: ERROR: Input source has no valid length.",cn); | |
7746 | mod_gzip_printf( "%s: This request will not be processed...",cn); | |
7747 | #endif | |
7748 | ||
7749 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
7750 | ||
7751 | sprintf( log_info,"%sDECLINED:NO_ILEN", prefix_string ); | |
7752 | ||
7753 | ap_table_setn( | |
7754 | r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info)); | |
7755 | ||
7756 | #endif | |
7757 | ||
7758 | #ifdef MOD_GZIP_DEBUG1 | |
7759 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
7760 | #endif | |
7761 | ||
7762 | return DECLINED; | |
7763 | } | |
7764 | ||
7765 | #ifdef MOD_GZIP_DEBUG1 | |
7766 | mod_gzip_printf( "%s: dconf__minimum_file_size = %ld", | |
7767 | cn, (long) dconf__minimum_file_size ); | |
7768 | #endif | |
7769 | ||
7770 | if ( input_size < (long) dconf__minimum_file_size ) | |
7771 | { | |
7772 | #ifdef MOD_GZIP_DEBUG1 | |
7773 | mod_gzip_printf( "%s: Source does not meet the minimum size requirement...",cn); | |
7774 | #endif | |
7775 | ||
7776 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
7777 | ||
7778 | sprintf( log_info,"%sDECLINED:TOO_SMALL", prefix_string ); | |
7779 | ||
7780 | ap_table_setn( | |
7781 | r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info)); | |
7782 | ||
7783 | #endif | |
7784 | ||
7785 | #ifdef MOD_GZIP_DEBUG1 | |
7786 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
7787 | #endif | |
7788 | ||
7789 | return DECLINED; | |
7790 | } | |
7791 | else | |
7792 | { | |
7793 | #ifdef MOD_GZIP_DEBUG1 | |
7794 | mod_gzip_printf( "%s: Source meets the minimum size requirement.",cn); | |
7795 | mod_gzip_printf( "%s: Assuming OK to proceed...",cn); | |
7796 | #endif | |
7797 | } | |
7798 | ||
7799 | #ifdef MOD_GZIP_DEBUG1 | |
7800 | mod_gzip_printf( "%s: dconf__maximum_file_size = %ld", | |
7801 | cn, (long) dconf__maximum_file_size ); | |
7802 | #endif | |
7803 | ||
7804 | if ( ( dconf__maximum_file_size > 0 ) && | |
7805 | ( input_size > (long) dconf__maximum_file_size ) ) | |
7806 | { | |
7807 | #ifdef MOD_GZIP_DEBUG1 | |
7808 | mod_gzip_printf( "%s: Source exceeds the maximum size limit...",cn); | |
7809 | #endif | |
7810 | ||
7811 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
7812 | ||
7813 | sprintf( log_info,"%sDECLINED:TOO_BIG", prefix_string ); | |
7814 | ||
7815 | ap_table_setn( | |
7816 | r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info)); | |
7817 | ||
7818 | #endif | |
7819 | ||
7820 | #ifdef MOD_GZIP_DEBUG1 | |
7821 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
7822 | #endif | |
7823 | ||
7824 | return DECLINED; | |
7825 | } | |
7826 | else | |
7827 | { | |
7828 | #ifdef MOD_GZIP_DEBUG1 | |
7829 | mod_gzip_printf( "%s: Source does not exceed the maximum size limit.",cn); | |
7830 | mod_gzip_printf( "%s: Assuming OK to proceed...",cn); | |
7831 | #endif | |
7832 | } | |
7833 | ||
7834 | #ifdef MOD_GZIP_DEBUG1 | |
7835 | mod_gzip_printf( "%s: dconf__maximum_inmem_size = %ld", | |
7836 | cn, (long) dconf__maximum_inmem_size ); | |
7837 | #endif | |
7838 | ||
7839 | if ( source_is_a_file ) | |
7840 | { | |
7841 | #ifdef MOD_GZIP_DEBUG1 | |
7842 | mod_gzip_printf( "%s: Input source is file[%s]",cn,npp(source)); | |
7843 | #endif | |
7844 | ||
7845 | mod_gzip_strcpy( gzp->input_filename, source ); | |
7846 | ||
7847 | gzp->input_ismem = 0; | |
7848 | gzp->input_ismem_ibuf = 0; | |
7849 | gzp->input_ismem_ibuflen = 0; | |
7850 | } | |
7851 | else | |
7852 | { | |
7853 | #ifdef MOD_GZIP_DEBUG1 | |
7854 | mod_gzip_printf( "%s: Input source is a MEMORY BUFFER",cn); | |
7855 | #endif | |
7856 | ||
7857 | gzp->input_ismem = 1; | |
7858 | gzp->input_ismem_ibuf = source; | |
7859 | gzp->input_ismem_ibuflen = input_size; | |
7860 | } | |
7861 | ||
7862 | gzp->decompress = 0; | |
7863 | ||
7864 | if ( dconf__maximum_inmem_size > (long) 60000L ) | |
7865 | { | |
7866 | /* TODO: Some OS'es will have a 'malloc()' problem if the */ | |
7867 | /* in-memory size is greater than 64k so for now just set */ | |
7868 | /* 60k as the fixed upper limit. Expand this later. */ | |
7869 | ||
7870 | /* NOTE: Testing has shown that for responses greater than */ | |
7871 | /* 60k or so the 'swap to disk' option SHOULD be used, anyway. */ | |
7872 | /* MOST responses will be far less than 60k. */ | |
7873 | ||
7874 | dconf__maximum_inmem_size = (long) 60000L; | |
7875 | } | |
7876 | ||
7877 | if ( input_size < (long) dconf__maximum_inmem_size ) | |
7878 | { | |
7879 | #ifdef MOD_GZIP_DEBUG1 | |
7880 | mod_gzip_printf( "%s: Input source is small enough for in-memory compression.",cn); | |
7881 | #endif | |
7882 | ||
7883 | *gzp->output_filename = 0; | |
7884 | gzp->output_ismem = 1; | |
7885 | ||
7886 | #ifdef MOD_GZIP_DEBUG1 | |
7887 | mod_gzip_printf( "%s: Call malloc( input_size + 1000 = %ld )...", | |
7888 | cn,(long)(input_size+1000)); | |
7889 | #endif | |
7890 | ||
7891 | gz1_ismem_obuf = (char *) malloc( input_size + 1000 ); | |
7892 | ||
7893 | #ifdef MOD_GZIP_DEBUG1 | |
7894 | mod_gzip_printf( "%s: Back malloc( input_size + 1000 = %ld )...", | |
7895 | cn,(long)(input_size+1000)); | |
7896 | #endif | |
7897 | ||
7898 | if ( !gz1_ismem_obuf ) | |
7899 | { | |
7900 | #ifdef MOD_GZIP_DEBUG1 | |
7901 | mod_gzip_printf( "%s: ERROR: Cannot allocate GZP memory...",cn); | |
7902 | mod_gzip_printf( "%s: Defaulting to output file method... ",cn); | |
7903 | #endif | |
7904 | ||
7905 | gzp->output_ismem = 0; | |
7906 | } | |
7907 | else | |
7908 | { | |
7909 | #ifdef MOD_GZIP_DEBUG1 | |
7910 | mod_gzip_printf( "%s: ( %ld + 1000 ) bytes allocated OK",cn,(long)input_size); | |
7911 | #endif | |
7912 | ||
7913 | gz1_ismem_obuf_was_allocated = 1; | |
7914 | ||
7915 | /* TODO: This probably isn't necessary and just wastes time... */ | |
7916 | memset( gz1_ismem_obuf, 0, ( input_size + 1000 ) ); | |
7917 | ||
7918 | gzp->output_ismem_obuf = gz1_ismem_obuf; | |
7919 | gzp->output_ismem_obuflen = input_size + 1000; | |
7920 | } | |
7921 | } | |
7922 | #ifdef MOD_GZIP_DEBUG1 | |
7923 | else | |
7924 | { | |
7925 | mod_gzip_printf( "%s: Input source is too large for in-memory compression.",cn); | |
7926 | } | |
7927 | #endif | |
7928 | ||
7929 | if ( gzp->output_ismem != 1 ) | |
7930 | { | |
7931 | #ifdef MOD_GZIP_DEBUG1 | |
7932 | mod_gzip_printf( "%s: Ouput target is a FILE...",cn); | |
7933 | #endif | |
7934 | ||
7935 | mod_gzip_create_unique_filename( | |
7936 | dconf__temp_dir, | |
7937 | (char *) gzp->output_filename, | |
7938 | MOD_GZIP_MAX_PATH_LEN | |
7939 | ); | |
7940 | ||
7941 | gzp->output_ismem = 0; | |
7942 | gz1_ismem_obuf = 0; | |
7943 | gzp->output_ismem_obuf = 0; | |
7944 | gzp->output_ismem_obuflen = 0; | |
7945 | } | |
7946 | ||
7947 | #ifdef MOD_GZIP_DEBUG1 | |
7948 | mod_gzip_printf( "%s: gzp->decompress = %d" ,cn,gzp->decompress); | |
7949 | mod_gzip_printf( "%s: gzp->input_ismem = %d", cn,gzp->input_ismem); | |
7950 | mod_gzip_printf( "%s: gzp->output_ismem = %d", cn,gzp->output_ismem); | |
7951 | mod_gzip_printf( "%s: gzp->input_filename = [%s]",cn,npp(gzp->input_filename)); | |
7952 | mod_gzip_printf( "%s: gzp->input_offset = %ld", cn,gzp->input_offset); | |
7953 | mod_gzip_printf( "%s: gzp->output_filename = [%s]",cn,npp(gzp->output_filename)); | |
7954 | mod_gzip_printf( "%s: Call gzp_main(r,gzp)...",cn); | |
7955 | #endif | |
7956 | ||
7957 | rc = gzp_main( r, gzp ); | |
7958 | ||
7959 | output_size = (long) gzp->bytes_out; | |
7960 | ||
7961 | #ifdef MOD_GZIP_DEBUG1 | |
7962 | mod_gzip_printf( "%s: Back gzp_main(r,gzp)...",cn); | |
7963 | mod_gzip_printf( "%s: input_size = %ld",cn,(long)input_size); | |
7964 | mod_gzip_printf( "%s: output_size = %ld",cn,(long)output_size); | |
7965 | mod_gzip_printf( "%s: gzp->bytes_out = %ld",cn,(long)gzp->bytes_out); | |
7966 | mod_gzip_printf( "%s: Bytes saved = %ld",cn, | |
7967 | (long)input_size-gzp->bytes_out ); | |
7968 | #endif | |
7969 | ||
7970 | compression_ratio = 0; | |
7971 | ||
7972 | if ( ( input_size > 0 ) && | |
7973 | ( output_size > 0 ) ) | |
7974 | { | |
7975 | compression_ratio = 100 - (int) | |
7976 | ( output_size * 100L / input_size ); | |
7977 | } | |
7978 | ||
7979 | #ifdef MOD_GZIP_DEBUG1 | |
7980 | mod_gzip_printf( "%s: Compression = %ld percent",cn, | |
7981 | (long) compression_ratio ); | |
7982 | #endif | |
7983 | ||
7984 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
7985 | ||
7986 | sprintf( log_info,"%d", (int) output_size ); | |
7987 | ap_table_setn( r->notes,"mod_gzip_output_size",ap_pstrdup(r->pool,log_info)); | |
7988 | ||
7989 | sprintf( log_info,"%d", (int) compression_ratio ); | |
7990 | ap_table_setn( r->notes,"mod_gzip_compression_ratio",ap_pstrdup(r->pool,log_info)); | |
7991 | ||
7992 | #endif | |
7993 | ||
7994 | if ( output_size < 1 ) | |
7995 | { | |
7996 | #ifdef MOD_GZIP_DEBUG1 | |
7997 | mod_gzip_printf( "%s: Compressed version has no length.",cn); | |
7998 | mod_gzip_printf( "%s: Sending the original version uncompressed...",cn); | |
7999 | #endif | |
8000 | ||
8001 | finalize_stats = 0; | |
8002 | ||
8003 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
8004 | ||
8005 | sprintf( log_info,"%sDECLINED:NO_OLEN", prefix_string ); | |
8006 | ||
8007 | ap_table_setn( | |
8008 | r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info)); | |
8009 | ||
8010 | #endif | |
8011 | ||
8012 | if ( gz1_ismem_obuf ) | |
8013 | { | |
8014 | #ifdef MOD_GZIP_DEBUG1 | |
8015 | mod_gzip_printf( "%s: gz1_ismem_obuf is still a VALID pointer",cn); | |
8016 | mod_gzip_printf( "%s: gz1_ismem_obuf_was_allocated = %d", | |
8017 | cn,(int) gz1_ismem_obuf_was_allocated ); | |
8018 | #endif | |
8019 | ||
8020 | if ( gz1_ismem_obuf_was_allocated ) | |
8021 | { | |
8022 | #ifdef MOD_GZIP_DEBUG1 | |
8023 | mod_gzip_printf( "%s: Call free( gz1_ismem_obuf )...",cn); | |
8024 | #endif | |
8025 | ||
8026 | free( gz1_ismem_obuf ); | |
8027 | ||
8028 | #ifdef MOD_GZIP_DEBUG1 | |
8029 | mod_gzip_printf( "%s: Back free( gz1_ismem_obuf )...",cn); | |
8030 | #endif | |
8031 | ||
8032 | gz1_ismem_obuf = 0; | |
8033 | gz1_ismem_obuf_was_allocated = 0; | |
8034 | } | |
8035 | } | |
8036 | ||
8037 | #ifdef MOD_GZIP_DEBUG1 | |
8038 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
8039 | #endif | |
8040 | ||
8041 | return DECLINED; | |
8042 | } | |
8043 | ||
8044 | if ( output_size > input_size ) | |
8045 | { | |
8046 | #ifdef MOD_GZIP_DEBUG1 | |
8047 | mod_gzip_printf( "%s: Compressed version is larger than original.",cn); | |
8048 | mod_gzip_printf( "%s: Sending the original version uncompressed...",cn); | |
8049 | #endif | |
8050 | ||
8051 | finalize_stats = 0; | |
8052 | ||
8053 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
8054 | ||
8055 | sprintf( log_info,"%sDECLINED:ORIGINAL_SMALLER", prefix_string ); | |
8056 | ||
8057 | ap_table_setn( | |
8058 | r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info)); | |
8059 | ||
8060 | #endif | |
8061 | ||
8062 | if ( gz1_ismem_obuf ) | |
8063 | { | |
8064 | #ifdef MOD_GZIP_DEBUG1 | |
8065 | mod_gzip_printf( "%s: gz1_ismem_obuf is still a VALID pointer",cn); | |
8066 | mod_gzip_printf( "%s: gz1_ismem_obuf_was_allocated = %d", | |
8067 | cn,(int) gz1_ismem_obuf_was_allocated ); | |
8068 | #endif | |
8069 | ||
8070 | if ( gz1_ismem_obuf_was_allocated ) | |
8071 | { | |
8072 | #ifdef MOD_GZIP_DEBUG1 | |
8073 | mod_gzip_printf( "%s: Call free( gz1_ismem_obuf )...",cn); | |
8074 | #endif | |
8075 | ||
8076 | free( gz1_ismem_obuf ); | |
8077 | ||
8078 | #ifdef MOD_GZIP_DEBUG1 | |
8079 | mod_gzip_printf( "%s: Back free( gz1_ismem_obuf )...",cn); | |
8080 | #endif | |
8081 | ||
8082 | gz1_ismem_obuf = 0; | |
8083 | gz1_ismem_obuf_was_allocated = 0; | |
8084 | } | |
8085 | } | |
8086 | ||
8087 | #ifdef MOD_GZIP_DEBUG1 | |
8088 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
8089 | #endif | |
8090 | ||
8091 | return DECLINED; | |
8092 | } | |
8093 | #ifdef MOD_GZIP_DEBUG1 | |
8094 | else | |
8095 | { | |
8096 | mod_gzip_printf( "%s: Compressed version is smaller than original.",cn); | |
8097 | mod_gzip_printf( "%s: Sending the compressed version...",cn); | |
8098 | } | |
8099 | #endif | |
8100 | ||
8101 | if ( !gzp->output_ismem ) | |
8102 | { | |
8103 | #ifdef MOD_GZIP_DEBUG1 | |
8104 | mod_gzip_printf( "%s: Re-opening compressed output file [%s]...", | |
8105 | cn, npp(gzp->output_filename)); | |
8106 | #endif | |
8107 | ||
8108 | ifh = mod_gzip_open_output_file( r, gzp->output_filename, &rc ); | |
8109 | ||
8110 | if ( !ifh ) | |
8111 | { | |
8112 | #ifdef MOD_GZIP_DEBUG1 | |
8113 | mod_gzip_printf( "%s: ERROR: Cannot re-open file [%s]", | |
8114 | cn,npp(gzp->output_filename)); | |
8115 | #endif | |
8116 | ||
8117 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
8118 | ||
8119 | sprintf( log_info,"%sDECLINED:REOPEN_FAILED", prefix_string ); | |
8120 | ||
8121 | ap_table_setn( | |
8122 | r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info)); | |
8123 | ||
8124 | #endif | |
8125 | ||
8126 | #ifdef MOD_GZIP_DEBUG1 | |
8127 | mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn); | |
8128 | #endif | |
8129 | ||
8130 | return DECLINED; | |
8131 | } | |
8132 | ||
8133 | #ifdef MOD_GZIP_DEBUG1 | |
8134 | mod_gzip_printf( "%s: Workfile re-opened OK...",cn); | |
8135 | #endif | |
8136 | } | |
8137 | ||
8138 | /* TODO: This isn't really necessary? */ | |
8139 | r->content_encoding = actual_content_encoding_name; | |
8140 | ||
8141 | #ifdef MOD_GZIP_DEBUG1 | |
8142 | mod_gzip_printf( "%s: r->content_encoding is now [%s]", | |
8143 | cn, npp(r->content_encoding)); | |
8144 | #endif | |
8145 | ||
8146 | #ifdef MOD_GZIP_DEBUG1 | |
8147 | mod_gzip_printf( "%s: Starting transmit phase...",cn); | |
8148 | mod_gzip_printf( "%s: output_offset = %ld",cn, (long) output_offset ); | |
8149 | #endif | |
8150 | ||
8151 | /* Send the response header... */ | |
8152 | ||
8153 | #ifdef MOD_GZIP_DEBUG1 | |
8154 | mod_gzip_printf( "%s: Call mod_gzip_send_header(source=%s)",cn,npp(source)); | |
8155 | #endif | |
8156 | ||
8157 | total_header_bytes_sent = (int) | |
8158 | mod_gzip_send_header( | |
8159 | r, | |
8160 | source, | |
8161 | output_size | |
8162 | ); | |
8163 | ||
8164 | #ifdef MOD_GZIP_DEBUG1 | |
8165 | mod_gzip_printf( "%s: Back mod_gzip_send_header(source=%s)",cn,npp(source)); | |
8166 | mod_gzip_printf( "%s: total_header_bytes_sent = %d",cn,rc); | |
8167 | #endif | |
8168 | ||
8169 | total_compressed_bytes_sent = 0; | |
8170 | ||
8171 | /* Send the compressed data.. */ | |
8172 | ||
8173 | if ( gzp->output_ismem ) | |
8174 | { | |
8175 | #ifdef MOD_GZIP_DEBUG1 | |
8176 | ||
8177 | mod_gzip_printf( "%s: Sending in-memory output buffer...",cn); | |
8178 | mod_gzip_printf( "%s: output_size = %ld",cn,(long)output_size); | |
8179 | mod_gzip_printf( "%s: output_offset = %ld",cn,(long)output_offset); | |
8180 | ||
8181 | #ifdef MOD_GZIP_DUMP_JUST_BEFORE_SENDING | |
8182 | mod_gzip_hexdump( gz1_ismem_obuf, output_size ); | |
8183 | #endif | |
8184 | ||
8185 | mod_gzip_printf( "%s: Call mod_gzip_send( gz1_ismem_obuf+output_offset=%ld, output_size=%ld )...", | |
8186 | cn, (long) output_offset, (long) output_size ); | |
8187 | #endif | |
8188 | ||
8189 | byteswritten = (long) | |
8190 | mod_gzip_send( gz1_ismem_obuf+output_offset, output_size, r ); | |
8191 | ||
8192 | #ifdef MOD_GZIP_DEBUG1 | |
8193 | mod_gzip_printf( "%s: Back mod_gzip_send( gz1_ismem_obuf+output_offset=%ld, output_size=%ld )...", | |
8194 | cn, (long) output_offset, (long) output_size ); | |
8195 | mod_gzip_printf( "%s: byteswritten = %ld",cn,(long)byteswritten); | |
8196 | #endif | |
8197 | ||
8198 | if ( byteswritten > 0 ) | |
8199 | { | |
8200 | total_compressed_bytes_sent = byteswritten; | |
8201 | } | |
8202 | ||
8203 | if ( byteswritten != output_size ) | |
8204 | { | |
8205 | err = errno; | |
8206 | ||
8207 | #ifdef FUTURE_USE | |
8208 | #if defined(WIN32) || defined(NETWARE) | |
8209 | err = WSAGetLastError(); | |
8210 | #else | |
8211 | err = errno; | |
8212 | #endif | |
8213 | #endif | |
8214 | ||
8215 | #ifdef MOD_GZIP_DEBUG1 | |
8216 | mod_gzip_printf( "%s: TRANSMIT ERROR: output_size=%ld byteswritten=%ld err=%d", | |
8217 | cn,(long)output_size,(long)byteswritten,(int)err ); | |
8218 | #endif | |
8219 | ||
8220 | #ifdef MOG_GZIP_DEBUG1 | |
8221 | ||
8222 | mod_gzip_log_comerror( r, "mod_gzip: TRANSMIT_ERROR:", err ); | |
8223 | ||
8224 | #else | |
8225 | ||
8226 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
8227 | "mod_gzip: TRANSMIT_ERROR:ISMEM:%d",(int)err); | |
8228 | ||
8229 | #endif | |
8230 | ||
8231 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
8232 | ||
8233 | #ifdef MOD_GZIP_DEBUG1 | |
8234 | mod_gzip_translate_comerror( err, scratch2 ); | |
8235 | sprintf( log_info,"%sTRANSMIT_ERROR:ISMEM:%d:%s", prefix_string, (int) err, scratch2 ); | |
8236 | #else | |
8237 | sprintf( log_info,"%sTRANSMIT_ERROR:ISMEM:%d", prefix_string, (int) err ); | |
8238 | #endif | |
8239 | ||
8240 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info)); | |
8241 | ||
8242 | #endif | |
8243 | } | |
8244 | } | |
8245 | else | |
8246 | { | |
8247 | #ifdef MOD_GZIP_DEBUG1 | |
8248 | mod_gzip_printf( "%s: sizeof( tmp ) = %d",cn,sizeof(tmp)); | |
8249 | mod_gzip_printf( "%s: MOD_GZIP_LARGE_BUFFER_SIZE = %d",cn,(int)MOD_GZIP_LARGE_BUFFER_SIZE); | |
8250 | mod_gzip_printf( "%s: Transmit buffer size = %d",cn,sizeof(tmp)); | |
8251 | mod_gzip_printf( "%s: Sending output file...",cn); | |
8252 | #endif | |
8253 | ||
8254 | if ( output_offset > 0 ) | |
8255 | { | |
8256 | #ifdef MOD_GZIP_DEBUG1 | |
8257 | mod_gzip_printf( "%s: output_offset = %ld",cn,(long)output_offset); | |
8258 | mod_gzip_printf( "%s: Call fseek(ifh,%ld,1)...",cn,(long)output_offset); | |
8259 | #endif | |
8260 | ||
8261 | fseek( ifh, (long) output_offset, 1 ); | |
8262 | ||
8263 | #ifdef MOD_GZIP_DEBUG1 | |
8264 | mod_gzip_printf( "%s: Back fseek(ifh,%ld,1)...",cn,(long)output_offset); | |
8265 | #endif | |
8266 | } | |
8267 | else | |
8268 | { | |
8269 | #ifdef MOD_GZIP_DEBUG1 | |
8270 | mod_gzip_printf( "%s: output_offset = %ld = ZERO",cn,(long)output_offset); | |
8271 | mod_gzip_printf( "%s: No fseek() call required before transmit.",cn); | |
8272 | #endif | |
8273 | } | |
8274 | ||
8275 | for (;;) | |
8276 | { | |
8277 | bytesread = fread( tmp, 1, MOD_GZIP_LARGE_BUFFER_SIZE, ifh ); | |
8278 | ||
8279 | #ifdef MOD_GZIP_DEBUG1 | |
8280 | mod_gzip_printf( "%s: Back fread(): bytesread=%d",cn,bytesread); | |
8281 | #endif | |
8282 | ||
8283 | if ( bytesread < 1 ) break; | |
8284 | ||
8285 | byteswritten = (long) | |
8286 | mod_gzip_send( tmp, bytesread, r ); | |
8287 | ||
8288 | #ifdef MOD_GZIP_DEBUG1 | |
8289 | mod_gzip_printf( "%s: byteswritten = %ld",cn,(long)byteswritten); | |
8290 | #endif | |
8291 | ||
8292 | if ( byteswritten > 0 ) | |
8293 | { | |
8294 | total_compressed_bytes_sent += byteswritten; | |
8295 | } | |
8296 | ||
8297 | if ( byteswritten != bytesread ) | |
8298 | { | |
8299 | err = errno; | |
8300 | ||
8301 | #ifdef FUTURE_USE | |
8302 | #if defined(WIN32) || defined(NETWARE) | |
8303 | err = WSAGetLastError(); | |
8304 | #else | |
8305 | err = errno; | |
8306 | #endif | |
8307 | #endif | |
8308 | ||
8309 | #ifdef MOD_GZIP_DEBUG1 | |
8310 | mod_gzip_printf( "%s: TRANSMIT ERROR: bytesread=%ld byteswritten=%ld err=%d", | |
8311 | cn,(long)bytesread,(long)byteswritten,(int)err ); | |
8312 | #endif | |
8313 | ||
8314 | #ifdef MOG_GZIP_DEBUG1 | |
8315 | ||
8316 | mod_gzip_log_comerror( r, "mod_gzip: TRANSMIT_ERROR:", err ); | |
8317 | ||
8318 | #else | |
8319 | ||
8320 | ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server, | |
8321 | "mod_gzip: TRANSMIT_ERROR:%d",(int)err); | |
8322 | ||
8323 | #endif | |
8324 | ||
8325 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
8326 | ||
8327 | #ifdef MOD_GZIP_DEBUG1 | |
8328 | mod_gzip_translate_comerror( err, scratch2 ); | |
8329 | sprintf( log_info,"%sTRANSMIT_ERROR:%d:%s", prefix_string, (int) err, scratch2 ); | |
8330 | #else | |
8331 | sprintf( log_info,"%sTRANSMIT_ERROR:%d", prefix_string, (int) err ); | |
8332 | #endif | |
8333 | ||
8334 | ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info)); | |
8335 | ||
8336 | #endif | |
8337 | ||
8338 | #ifdef MOD_GZIP_DEBUG1 | |
8339 | mod_gzip_printf( "%s: Breaking out of transmit loop early...",cn); | |
8340 | #endif | |
8341 | ||
8342 | break; | |
8343 | } | |
8344 | ||
8345 | }/* End for(;;) loop that transmits workfile... */ | |
8346 | ||
8347 | }/* End 'else' */ | |
8348 | ||
8349 | /* Flush the output and update counts... */ | |
8350 | ||
8351 | total_bytes_sent = | |
8352 | total_header_bytes_sent + | |
8353 | total_compressed_bytes_sent; | |
8354 | ||
8355 | #ifdef MOD_GZIP_DEBUG1 | |
8356 | mod_gzip_printf( "%s: Done Sending compressed data...",cn); | |
8357 | mod_gzip_printf( "%s: total_header_bytes_sent = %ld", | |
8358 | cn,(long)total_header_bytes_sent); | |
8359 | mod_gzip_printf( "%s: total_compressed_bytes_sent = %ld", | |
8360 | cn,(long)total_compressed_bytes_sent); | |
8361 | mod_gzip_printf( "%s: total_bytes_sent (Sum) = %ld", | |
8362 | cn,(long)total_bytes_sent); | |
8363 | mod_gzip_printf( "%s: Call mod_gzip_flush_and_update_counts()...",cn); | |
8364 | #endif | |
8365 | ||
8366 | mod_gzip_flush_and_update_counts( | |
8367 | r, | |
8368 | dconf, | |
8369 | total_header_bytes_sent, | |
8370 | total_compressed_bytes_sent | |
8371 | ); | |
8372 | ||
8373 | #ifdef MOD_GZIP_DEBUG1 | |
8374 | mod_gzip_printf( "%s: Back mod_gzip_flush_and_update_counts()...",cn); | |
8375 | #endif | |
8376 | ||
8377 | /* Cleanup... */ | |
8378 | ||
8379 | #ifdef MOD_GZIP_DEBUG1 | |
8380 | mod_gzip_printf( "%s: Cleanup phase START...",cn); | |
8381 | #endif | |
8382 | ||
8383 | if ( gzp->output_ismem ) | |
8384 | { | |
8385 | #ifdef MOD_GZIP_DEBUG1 | |
8386 | mod_gzip_printf( "%s: Output source was MEMORY...",cn); | |
8387 | #endif | |
8388 | ||
8389 | if ( gz1_ismem_obuf ) | |
8390 | { | |
8391 | #ifdef MOD_GZIP_DEBUG1 | |
8392 | mod_gzip_printf( "%s: gz1_ismem_obuf is still VALID...",cn); | |
8393 | #endif | |
8394 | ||
8395 | if ( gz1_ismem_obuf_was_allocated ) | |
8396 | { | |
8397 | #ifdef MOD_GZIP_DEBUG1 | |
8398 | mod_gzip_printf( "%s: gz1_ismem_obuf_was_allocated = TRUE",cn); | |
8399 | mod_gzip_printf( "%s: Call free( gz1_ismem_obuf )...",cn); | |
8400 | #endif | |
8401 | ||
8402 | free( gz1_ismem_obuf ); | |
8403 | ||
8404 | #ifdef MOD_GZIP_DEBUG1 | |
8405 | mod_gzip_printf( "%s: Back free( gz1_ismem_obuf )...",cn); | |
8406 | #endif | |
8407 | ||
8408 | gz1_ismem_obuf = 0; | |
8409 | gz1_ismem_obuf_was_allocated = 0; | |
8410 | } | |
8411 | } | |
8412 | } | |
8413 | else | |
8414 | { | |
8415 | #ifdef MOD_GZIP_DEBUG1 | |
8416 | mod_gzip_printf( "%s: Output source was a WORKFILE...",cn); | |
8417 | mod_gzip_printf( "%s: Closing workfile [%s]...",cn,npp(gzp->output_filename)); | |
8418 | #endif | |
8419 | ||
8420 | fclose( ifh ); | |
8421 | ifh = 0; | |
8422 | ||
8423 | #ifdef MOD_GZIP_DEBUG1 | |
8424 | mod_gzip_printf( "%s: dconf__keep_workfiles = %d", | |
8425 | cn, dconf__keep_workfiles ); | |
8426 | #endif | |
8427 | ||
8428 | if ( !dconf__keep_workfiles ) | |
8429 | { | |
8430 | #ifdef MOD_GZIP_DEBUG1 | |
8431 | mod_gzip_printf( "%s: Deleting workfile [%s]...", | |
8432 | cn, npp(gzp->output_filename)); | |
8433 | #endif | |
8434 | ||
8435 | #ifdef WIN32 | |
8436 | DeleteFile( gzp->output_filename ); | |
8437 | #else | |
8438 | unlink( gzp->output_filename ); | |
8439 | #endif | |
8440 | } | |
8441 | else | |
8442 | { | |
8443 | #ifdef MOD_GZIP_DEBUG1 | |
8444 | mod_gzip_printf( "%s: Keeping workfile [%s]...", | |
8445 | cn, npp(gzp->output_filename)); | |
8446 | #endif | |
8447 | } | |
8448 | } | |
8449 | ||
8450 | #ifdef MOD_GZIP_USES_APACHE_LOGS | |
8451 | ||
8452 | if ( finalize_stats ) | |
8453 | { | |
8454 | sprintf( log_info,"%d", (int) output_size ); | |
8455 | ap_table_setn( r->notes,"mod_gzip_output_size",ap_pstrdup(r->pool,log_info)); | |
8456 | ||
8457 | sprintf( log_info,"%d", (int) compression_ratio ); | |
8458 | ap_table_setn( r->notes,"mod_gzip_compression_ratio",ap_pstrdup(r->pool,log_info)); | |
8459 | } | |
8460 | ||
8461 | #endif | |
8462 | ||
8463 | if ( r->server->loglevel == APLOG_DEBUG ) | |
8464 | { | |
8465 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_DEBUG, r->server, | |
8466 | "mod_gzip: r->uri=[%s] OK: Bytes In:%ld Out:%ld Compression: %ld pct.", | |
8467 | r->uri, | |
8468 | (long) input_size, | |
8469 | (long) output_size, | |
8470 | (long) compression_ratio | |
8471 | ); | |
8472 | } | |
8473 | ||
8474 | #ifdef MOD_GZIP_DEBUG1 | |
8475 | mod_gzip_printf( "%s: Exit > return( OK ) >",cn); | |
8476 | #endif | |
8477 | ||
8478 | return OK; | |
8479 | } | |
8480 | ||
8481 | /*--------------------------------------------------------------------------*/ | |
8482 | /* COMPRESSION_SUPPORT: START */ | |
8483 | /*--------------------------------------------------------------------------*/ | |
8484 | ||
8485 | #define BIG_MEM | |
8486 | ||
8487 | typedef unsigned uns; | |
8488 | typedef unsigned int uni; | |
8489 | typedef unsigned char uch; | |
8490 | typedef unsigned short ush; | |
8491 | typedef unsigned long ulg; | |
8492 | typedef int gz1_file_t; | |
8493 | ||
8494 | #ifdef __STDC__ | |
8495 | typedef void *voidp; | |
8496 | #else | |
8497 | typedef char *voidp; | |
8498 | #endif | |
8499 | ||
8500 | #if defined(__MSDOS__) && !defined(MSDOS) | |
8501 | # define MSDOS | |
8502 | #endif | |
8503 | ||
8504 | #if defined(__OS2__) && !defined(OS2) | |
8505 | # define OS2 | |
8506 | #endif | |
8507 | ||
8508 | #if defined(OS2) && defined(MSDOS) | |
8509 | # undef MSDOS | |
8510 | #endif | |
8511 | ||
8512 | #ifdef MSDOS | |
8513 | # ifdef __GNUC__ | |
8514 | # define near | |
8515 | # else | |
8516 | # define MAXSEG_64K | |
8517 | # ifdef __TURBOC__ | |
8518 | # define NO_OFF_T | |
8519 | # ifdef __BORLANDC__ | |
8520 | # define DIRENT | |
8521 | # else | |
8522 | # define NO_UTIME | |
8523 | # endif | |
8524 | # else | |
8525 | # define HAVE_SYS_UTIME_H | |
8526 | # define NO_UTIME_H | |
8527 | # endif | |
8528 | # endif | |
8529 | # define PATH_SEP2 '\\' | |
8530 | # define PATH_SEP3 ':' | |
8531 | # define MAX_PATH_LEN 128 | |
8532 | # define NO_MULTIPLE_DOTS | |
8533 | # define MAX_EXT_CHARS 3 | |
8534 | # define Z_SUFFIX "z" | |
8535 | # define NO_CHOWN | |
8536 | # define PROTO | |
8537 | # define STDC_HEADERS | |
8538 | # define NO_SIZE_CHECK | |
8539 | # define casemap(c) tolow(c) | |
8540 | # include <io.h> | |
8541 | # undef OS_CODE | |
8542 | # define OS_CODE 0x00 | |
8543 | # define SET_BINARY_MODE(fd) setmode(fd, O_BINARY) | |
8544 | # if !defined(NO_ASM) && !defined(ASMV) | |
8545 | # define ASMV | |
8546 | # endif | |
8547 | #else | |
8548 | # define near | |
8549 | #endif | |
8550 | ||
8551 | #ifdef OS2 | |
8552 | # define PATH_SEP2 '\\' | |
8553 | # define PATH_SEP3 ':' | |
8554 | # define MAX_PATH_LEN 260 | |
8555 | # ifdef OS2FAT | |
8556 | # define NO_MULTIPLE_DOTS | |
8557 | # define MAX_EXT_CHARS 3 | |
8558 | # define Z_SUFFIX "z" | |
8559 | # define casemap(c) tolow(c) | |
8560 | # endif | |
8561 | # define NO_CHOWN | |
8562 | # define PROTO | |
8563 | # define STDC_HEADERS | |
8564 | # include <io.h> | |
8565 | # undef OS_CODE | |
8566 | # define OS_CODE 0x06 | |
8567 | # define SET_BINARY_MODE(fd) setmode(fd, O_BINARY) | |
8568 | # ifdef _MSC_VER | |
8569 | # define HAVE_SYS_UTIME_H | |
8570 | # define NO_UTIME_H | |
8571 | # define MAXSEG_64K | |
8572 | # undef near | |
8573 | # define near _near | |
8574 | # endif | |
8575 | # ifdef __EMX__ | |
8576 | # define HAVE_SYS_UTIME_H | |
8577 | # define NO_UTIME_H | |
8578 | # define DIRENT | |
8579 | # define EXPAND(argc,argv) \ | |
8580 | {_response(&argc, &argv); _wildcard(&argc, &argv);} | |
8581 | # endif | |
8582 | # ifdef __BORLANDC__ | |
8583 | # define DIRENT | |
8584 | # endif | |
8585 | # ifdef __ZTC__ | |
8586 | # define NO_DIR | |
8587 | # define NO_UTIME_H | |
8588 | # include <dos.h> | |
8589 | # define EXPAND(argc,argv) \ | |
8590 | {response_expand(&argc, &argv);} | |
8591 | # endif | |
8592 | #endif | |
8593 | ||
8594 | #ifdef WIN32 | |
8595 | # define HAVE_SYS_UTIME_H | |
8596 | # define NO_UTIME_H | |
8597 | # define PATH_SEP2 '\\' | |
8598 | # define PATH_SEP3 ':' | |
8599 | # undef MAX_PATH_LEN | |
8600 | # define MAX_PATH_LEN 260 | |
8601 | # define NO_CHOWN | |
8602 | # define PROTO | |
8603 | # define STDC_HEADERS | |
8604 | # define SET_BINARY_MODE(fd) setmode(fd, O_BINARY) | |
8605 | # include <io.h> | |
8606 | # include <malloc.h> | |
8607 | # ifdef NTFAT | |
8608 | # define NO_MULTIPLE_DOTS | |
8609 | # define MAX_EXT_CHARS 3 | |
8610 | # define Z_SUFFIX "z" | |
8611 | # define casemap(c) tolow(c) | |
8612 | # endif | |
8613 | # undef OS_CODE | |
8614 | ||
8615 | # define OS_CODE 0x00 | |
8616 | ||
8617 | #endif | |
8618 | ||
8619 | #ifdef MSDOS | |
8620 | # ifdef __TURBOC__ | |
8621 | # include <alloc.h> | |
8622 | # define DYN_ALLOC | |
8623 | void * fcalloc (unsigned items, unsigned size); | |
8624 | void fcfree (void *ptr); | |
8625 | # else | |
8626 | # include <malloc.h> | |
8627 | # define fcalloc(nitems,itemsize) halloc((long)(nitems),(itemsize)) | |
8628 | # define fcfree(ptr) hfree(ptr) | |
8629 | # endif | |
8630 | #else | |
8631 | # ifdef MAXSEG_64K | |
8632 | # define fcalloc(items,size) calloc((items),(size)) | |
8633 | # else | |
8634 | # define fcalloc(items,size) malloc((size_t)(items)*(size_t)(size)) | |
8635 | # endif | |
8636 | # define fcfree(ptr) free(ptr) | |
8637 | #endif | |
8638 | ||
8639 | #if defined(VAXC) || defined(VMS) | |
8640 | # define PATH_SEP ']' | |
8641 | # define PATH_SEP2 ':' | |
8642 | # define SUFFIX_SEP ';' | |
8643 | # define NO_MULTIPLE_DOTS | |
8644 | # define Z_SUFFIX "-gz" | |
8645 | # define RECORD_IO 1 | |
8646 | # define casemap(c) tolow(c) | |
8647 | # undef OS_CODE | |
8648 | # define OS_CODE 0x02 | |
8649 | # define OPTIONS_VAR "GZIP_OPT" | |
8650 | # define STDC_HEADERS | |
8651 | # define NO_UTIME | |
8652 | # define EXPAND(argc,argv) vms_expand_args(&argc,&argv); | |
8653 | # include <file.h> | |
8654 | # define unlink delete | |
8655 | # ifdef VAXC | |
8656 | # define NO_FCNTL_H | |
8657 | # include <unixio.h> | |
8658 | # endif | |
8659 | #endif | |
8660 | ||
8661 | #ifdef AMIGA | |
8662 | # define PATH_SEP2 ':' | |
8663 | # define STDC_HEADERS | |
8664 | # undef OS_CODE | |
8665 | # define OS_CODE 0x01 | |
8666 | # define ASMV | |
8667 | # ifdef __GNUC__ | |
8668 | # define DIRENT | |
8669 | # define HAVE_UNISTD_H | |
8670 | # else | |
8671 | # define NO_STDIN_FSTAT | |
8672 | # define SYSDIR | |
8673 | # define NO_SYMLINK | |
8674 | # define NO_CHOWN | |
8675 | # define NO_FCNTL_H | |
8676 | # include <fcntl.h> | |
8677 | # define direct dirent | |
8678 | extern void _expand_args(int *argc, char ***argv); | |
8679 | # define EXPAND(argc,argv) _expand_args(&argc,&argv); | |
8680 | # undef O_BINARY | |
8681 | # endif | |
8682 | #endif | |
8683 | ||
8684 | #if defined(ATARI) || defined(atarist) | |
8685 | # ifndef STDC_HEADERS | |
8686 | # define STDC_HEADERS | |
8687 | # define HAVE_UNISTD_H | |
8688 | # define DIRENT | |
8689 | # endif | |
8690 | # define ASMV | |
8691 | # undef OS_CODE | |
8692 | # define OS_CODE 0x05 | |
8693 | # ifdef TOSFS | |
8694 | # define PATH_SEP2 '\\' | |
8695 | # define PATH_SEP3 ':' | |
8696 | # define MAX_PATH_LEN 128 | |
8697 | # define NO_MULTIPLE_DOTS | |
8698 | # define MAX_EXT_CHARS 3 | |
8699 | # define Z_SUFFIX "z" | |
8700 | # define NO_CHOWN | |
8701 | # define casemap(c) tolow(c) | |
8702 | # define NO_SYMLINK | |
8703 | # endif | |
8704 | #endif | |
8705 | ||
8706 | #ifdef MACOS | |
8707 | # define PATH_SEP ':' | |
8708 | # define DYN_ALLOC | |
8709 | # define PROTO | |
8710 | # define NO_STDIN_FSTAT | |
8711 | # define NO_CHOWN | |
8712 | # define NO_UTIME | |
8713 | # define chmod(file, mode) (0) | |
8714 | # define OPEN(name, flags, mode) open(name, flags) | |
8715 | # define SEEKFORWARD(handle, offset) lseek( handle, offset, 1 ) | |
8716 | # undef OS_CODE | |
8717 | # define OS_CODE 0x07 | |
8718 | # ifdef MPW | |
8719 | # define isatty(fd) ((fd) <= 2) | |
8720 | # endif | |
8721 | #endif | |
8722 | ||
8723 | #ifdef __50SERIES | |
8724 | # define PATH_SEP '>' | |
8725 | # define STDC_HEADERS | |
8726 | # define NO_MEMORY_H | |
8727 | # define NO_UTIME_H | |
8728 | # define NO_UTIME | |
8729 | # define NO_CHOWN | |
8730 | # define NO_STDIN_FSTAT | |
8731 | # define NO_SIZE_CHECK | |
8732 | # define NO_SYMLINK | |
8733 | # define RECORD_IO 1 | |
8734 | # define casemap(c) tolow(c) | |
8735 | # define put_char(c) put_byte((c) & 0x7F) | |
8736 | # define get_char(c) ascii2pascii(get_byte()) | |
8737 | # undef OS_CODE | |
8738 | # define OS_CODE 0x0F | |
8739 | # ifdef SIGTERM | |
8740 | # undef SIGTERM | |
8741 | # endif | |
8742 | #endif | |
8743 | ||
8744 | #if defined(pyr) && !defined(NOMEMCPY) | |
8745 | # define NOMEMCPY | |
8746 | #endif | |
8747 | ||
8748 | #ifdef TOPS20 | |
8749 | # undef OS_CODE | |
8750 | # define OS_CODE 0x0a | |
8751 | #endif | |
8752 | ||
8753 | #ifndef unix | |
8754 | # define NO_ST_INO | |
8755 | #endif | |
8756 | ||
8757 | #ifndef OS_CODE | |
8758 | # undef OS_CODE | |
8759 | # define OS_CODE 0x03 | |
8760 | #endif | |
8761 | ||
8762 | #ifndef PATH_SEP | |
8763 | # define PATH_SEP '/' | |
8764 | #endif | |
8765 | ||
8766 | #ifndef casemap | |
8767 | # define casemap(c) (c) | |
8768 | #endif | |
8769 | ||
8770 | #ifndef OPTIONS_VAR | |
8771 | # define OPTIONS_VAR "GZIP" | |
8772 | #endif | |
8773 | ||
8774 | #ifndef Z_SUFFIX | |
8775 | # define Z_SUFFIX ".gz" | |
8776 | #endif | |
8777 | ||
8778 | #ifdef MAX_EXT_CHARS | |
8779 | # define MAX_SUFFIX MAX_EXT_CHARS | |
8780 | #else | |
8781 | # define MAX_SUFFIX 30 | |
8782 | #endif | |
8783 | ||
8784 | #ifndef MIN_PART | |
8785 | # define MIN_PART 3 | |
8786 | #endif | |
8787 | ||
8788 | #ifndef EXPAND | |
8789 | # define EXPAND(argc,argv) | |
8790 | #endif | |
8791 | ||
8792 | #ifndef RECORD_IO | |
8793 | # define RECORD_IO 0 | |
8794 | #endif | |
8795 | ||
8796 | #ifndef SET_BINARY_MODE | |
8797 | # define SET_BINARY_MODE(fd) | |
8798 | #endif | |
8799 | ||
8800 | #ifndef OPEN | |
8801 | # define OPEN(name, flags, mode) open(name, flags, mode) | |
8802 | #endif | |
8803 | ||
8804 | #ifndef SEEKFORWARD | |
8805 | # define SEEKFORWARD(handle, offset) lseek( handle, offset, 1 ) | |
8806 | #endif | |
8807 | ||
8808 | #ifndef get_char | |
8809 | # define get_char() get_byte() | |
8810 | #endif | |
8811 | ||
8812 | #ifndef put_char | |
8813 | # define put_char(c) put_byte(c) | |
8814 | #endif | |
8815 | ||
8816 | #ifndef O_BINARY | |
8817 | #define O_BINARY 0 | |
8818 | #endif | |
8819 | ||
8820 | #define OK 0 | |
8821 | #define LZ1_ERROR 1 | |
8822 | #define WARNING 2 | |
8823 | #define STORED 0 | |
8824 | #define COMPRESSED 1 | |
8825 | #define PACKED 2 | |
8826 | #define LZHED 3 | |
8827 | #define DEFLATED 8 | |
8828 | #define MAX_METHODS 9 | |
8829 | ||
8830 | #ifndef O_CREAT | |
8831 | #include <sys/file.h> | |
8832 | #ifndef O_CREAT | |
8833 | #define O_CREAT FCREAT | |
8834 | #endif | |
8835 | #ifndef O_EXCL | |
8836 | #define O_EXCL FEXCL | |
8837 | #endif | |
8838 | #endif | |
8839 | ||
8840 | #ifndef S_IRUSR | |
8841 | #define S_IRUSR 0400 | |
8842 | #endif | |
8843 | #ifndef S_IWUSR | |
8844 | #define S_IWUSR 0200 | |
8845 | #endif | |
8846 | #define RW_USER (S_IRUSR | S_IWUSR) | |
8847 | ||
8848 | #ifndef MAX_PATH_LEN | |
8849 | #define MAX_PATH_LEN 256 | |
8850 | #endif | |
8851 | ||
8852 | #ifndef SEEK_END | |
8853 | #define SEEK_END 2 | |
8854 | #endif | |
8855 | ||
8856 | #define PACK_MAGIC "\037\036" | |
8857 | #define GZIP_MAGIC "\037\213" | |
8858 | #define OLD_GZIP_MAGIC "\037\236" | |
8859 | #define LZH_MAGIC "\037\240" | |
8860 | #define PKZIP_MAGIC "\120\113\003\004" | |
8861 | #define ASCII_FLAG 0x01 | |
8862 | #define CONTINUATION 0x02 | |
8863 | #define EXTRA_FIELD 0x04 | |
8864 | #define ORIG_NAME 0x08 | |
8865 | #define COMMENT 0x10 | |
8866 | #define ENCRYPTED 0x20 | |
8867 | #define RESERVED 0xC0 | |
8868 | #define UNKNOWN 0xffff | |
8869 | #define BINARY 0 | |
8870 | #define ASCII 1 | |
8871 | ||
8872 | #ifndef WSIZE | |
8873 | #define WSIZE 0x8000 | |
8874 | #endif | |
8875 | ||
8876 | #ifndef INBUFSIZ | |
8877 | #ifdef SMALL_MEM | |
8878 | #define INBUFSIZ 0x2000 | |
8879 | #else | |
8880 | #define INBUFSIZ 0x8000 | |
8881 | #endif | |
8882 | #endif | |
8883 | #define INBUF_EXTRA 64 | |
8884 | ||
8885 | #ifndef OUTBUFSIZ | |
8886 | #ifdef SMALL_MEM | |
8887 | #define OUTBUFSIZ 8192 | |
8888 | #else | |
8889 | #define OUTBUFSIZ 0x4000 | |
8890 | #endif | |
8891 | #endif | |
8892 | #define OUTBUF_EXTRA 2048 | |
8893 | ||
8894 | #ifndef DIST_BUFSIZE | |
8895 | #ifdef SMALL_MEM | |
8896 | #define DIST_BUFSIZE 0x2000 | |
8897 | #else | |
8898 | #define DIST_BUFSIZE 0x8000 | |
8899 | #endif | |
8900 | #endif | |
8901 | ||
8902 | #ifndef BITS | |
8903 | #define BITS 16 | |
8904 | #endif | |
8905 | ||
8906 | #define LZW_MAGIC "\037\235" | |
8907 | ||
8908 | #define MIN_MATCH 3 | |
8909 | #define MAX_MATCH 258 | |
8910 | ||
8911 | #define MIN_LOOKAHEAD (MAX_MATCH+MIN_MATCH+1) | |
8912 | #define MAX_DIST (WSIZE-MIN_LOOKAHEAD) | |
8913 | ||
8914 | #ifdef SMALL_MEM | |
8915 | #define HASH_BITS 13 | |
8916 | #endif | |
8917 | #ifdef MEDIUM_MEM | |
8918 | #define HASH_BITS 14 | |
8919 | #endif | |
8920 | #ifndef HASH_BITS | |
8921 | #define HASH_BITS 15 | |
8922 | #endif | |
8923 | ||
8924 | #define HASH_SIZE (unsigned)(1<<HASH_BITS) | |
8925 | #define HASH_MASK (HASH_SIZE-1) | |
8926 | #define WMASK (WSIZE-1) | |
8927 | #define H_SHIFT ((HASH_BITS+MIN_MATCH-1)/MIN_MATCH) | |
8928 | ||
8929 | #ifndef TOO_FAR | |
8930 | #define TOO_FAR 4096 | |
8931 | #endif | |
8932 | ||
8933 | #define NIL 0 | |
8934 | #define FAST 4 | |
8935 | #define SLOW 2 | |
8936 | #define REP_3_6 16 | |
8937 | #define REPZ_3_10 17 | |
8938 | #define REPZ_11_138 18 | |
8939 | #define MAX_BITS 15 | |
8940 | #define MAX_BL_BITS 7 | |
8941 | #define D_CODES 30 | |
8942 | #define BL_CODES 19 | |
8943 | #define SMALLEST 1 | |
8944 | #define LENGTH_CODES 29 | |
8945 | #define LITERALS 256 | |
8946 | #define END_BLOCK 256 | |
8947 | #define L_CODES (LITERALS+1+LENGTH_CODES) | |
8948 | ||
8949 | #ifndef LIT_BUFSIZE | |
8950 | #ifdef SMALL_MEM | |
8951 | #define LIT_BUFSIZE 0x2000 | |
8952 | #else | |
8953 | #ifdef MEDIUM_MEM | |
8954 | #define LIT_BUFSIZE 0x4000 | |
8955 | #else | |
8956 | #define LIT_BUFSIZE 0x8000 | |
8957 | #endif | |
8958 | #endif | |
8959 | #endif | |
8960 | ||
8961 | #define HEAP_SIZE (2*L_CODES+1) | |
8962 | #define STORED_BLOCK 0 | |
8963 | #define STATIC_TREES 1 | |
8964 | #define DYN_TREES 2 | |
8965 | #define NO_FILE (-1) | |
8966 | ||
8967 | #define BMAX 16 | |
8968 | #define N_MAX 288 | |
8969 | ||
8970 | #define LOCSIG 0x04034b50L | |
8971 | #define LOCFLG 6 | |
8972 | #define CRPFLG 1 | |
8973 | #define EXTFLG 8 | |
8974 | #define LOCHOW 8 | |
8975 | #define LOCTIM 10 | |
8976 | #define LOCCRC 14 | |
8977 | #define LOCSIZ 18 | |
8978 | #define LOCLEN 22 | |
8979 | #define LOCFIL 26 | |
8980 | #define LOCEXT 28 | |
8981 | #define LOCHDR 30 | |
8982 | #define EXTHDR 16 | |
8983 | #define RAND_HEAD_LEN 12 | |
8984 | #define BUFSIZE (8 * 2*sizeof(char)) | |
8985 | ||
8986 | #define translate_eol 0 | |
8987 | ||
8988 | #define FLUSH_BLOCK(eof) \ | |
8989 | flush_block(gz1,gz1->block_start >= 0L ? (char*)&gz1->window[(unsigned)gz1->block_start] : \ | |
8990 | (char*)NULL, (long)gz1->strstart - gz1->block_start, (eof)) | |
8991 | ||
8992 | #ifdef DYN_ALLOC | |
8993 | # define ALLOC(type, array, size) { \ | |
8994 | array = (type*)fcalloc((size_t)(((size)+1L)/2), 2*sizeof(type)); \ | |
8995 | if (array == NULL) error("insufficient memory"); \ | |
8996 | } | |
8997 | # define FREE(array) {if (array != NULL) fcfree(array), array=NULL;} | |
8998 | #else | |
8999 | # define ALLOC(type, array, size) | |
9000 | # define FREE(array) | |
9001 | #endif | |
9002 | ||
9003 | #define GZ1_MAX(a,b) (a >= b ? a : b) | |
9004 | ||
9005 | #define tolow(c) (isupper(c) ? (c)-'A'+'a' : (c)) | |
9006 | ||
9007 | #define smaller(tree, n, m) \ | |
9008 | (tree[n].fc.freq < tree[m].fc.freq || \ | |
9009 | (tree[n].fc.freq == tree[m].fc.freq && gz1->depth[n] <= gz1->depth[m])) | |
9010 | ||
9011 | #define send_code(c, tree) send_bits(gz1,tree[c].fc.code, tree[c].dl.len) | |
9012 | ||
9013 | #define put_byte(c) {gz1->outbuf[gz1->outcnt++]=(uch)(c); if (gz1->outcnt==OUTBUFSIZ)\ | |
9014 | flush_outbuf(gz1);} | |
9015 | ||
9016 | #define put_short(w) \ | |
9017 | { if (gz1->outcnt < OUTBUFSIZ-2) { \ | |
9018 | gz1->outbuf[gz1->outcnt++] = (uch) ((w) & 0xff); \ | |
9019 | gz1->outbuf[gz1->outcnt++] = (uch) ((ush)(w) >> 8); \ | |
9020 | } else { \ | |
9021 | put_byte((uch)((w) & 0xff)); \ | |
9022 | put_byte((uch)((ush)(w) >> 8)); \ | |
9023 | } \ | |
9024 | } | |
9025 | ||
9026 | #define put_long(n) { \ | |
9027 | put_short((n) & 0xffff); \ | |
9028 | put_short(((ulg)(n)) >> 16); \ | |
9029 | } | |
9030 | ||
9031 | #ifdef CRYPT | |
9032 | ||
9033 | # define NEXTBYTE() \ | |
9034 | (decrypt ? (cc = get_byte(), zdecode(cc), cc) : get_byte()) | |
9035 | #else | |
9036 | # define NEXTBYTE() (uch)get_byte() | |
9037 | #endif | |
9038 | ||
9039 | #define NEEDBITS(n) {while(k<(n)){b|=((ulg)NEXTBYTE())<<k;k+=8;}} | |
9040 | #define DUMPBITS(n) {b>>=(n);k-=(n);} | |
9041 | ||
9042 | #define SH(p) ((ush)(uch)((p)[0]) | ((ush)(uch)((p)[1]) << 8)) | |
9043 | #define LG(p) ((ulg)(SH(p)) | ((ulg)(SH((p)+2)) << 16)) | |
9044 | ||
9045 | #define put_ubyte(c) {gz1->window[gz1->outcnt++]=(uch)(c); if (gz1->outcnt==WSIZE)\ | |
9046 | flush_window(gz1);} | |
9047 | ||
9048 | #define WARN(msg) { if (gz1->exit_code == OK) gz1->exit_code = WARNING; } | |
9049 | ||
9050 | #define get_byte() (gz1->inptr < gz1->insize ? gz1->inbuf[gz1->inptr++] : fill_inbuf(gz1,0)) | |
9051 | #define try_byte() (gz1->inptr < gz1->insize ? gz1->inbuf[gz1->inptr++] : fill_inbuf(gz1,1)) | |
9052 | ||
9053 | #define d_code(dist) \ | |
9054 | ((dist) < 256 ? gz1->dist_code[dist] : gz1->dist_code[256+((dist)>>7)]) | |
9055 | ||
9056 | typedef struct config { | |
9057 | ush good_length; | |
9058 | ush max_lazy; | |
9059 | ush nice_length; | |
9060 | ush max_chain; | |
9061 | } config; | |
9062 | ||
9063 | config configuration_table[10] = { | |
9064 | ||
9065 | {0, 0, 0, 0}, | |
9066 | {4, 4, 8, 4}, | |
9067 | {4, 5, 16, 8}, | |
9068 | {4, 6, 32, 32}, | |
9069 | {4, 4, 16, 16}, | |
9070 | {8, 16, 32, 32}, | |
9071 | {8, 16, 128, 128}, | |
9072 | {8, 32, 128, 256}, | |
9073 | {32, 128, 258, 1024}, | |
9074 | {32, 258, 258, 4096}}; | |
9075 | ||
9076 | typedef struct ct_data { | |
9077 | ||
9078 | union { | |
9079 | ush freq; | |
9080 | ush code; | |
9081 | } fc; | |
9082 | union { | |
9083 | ush dad; | |
9084 | ush len; | |
9085 | } dl; | |
9086 | ||
9087 | } ct_data; | |
9088 | ||
9089 | typedef struct tree_desc { | |
9090 | ct_data *dyn_tree; | |
9091 | ct_data *static_tree; | |
9092 | int *extra_bits; | |
9093 | int extra_base; | |
9094 | int elems; | |
9095 | int max_length; | |
9096 | int max_code; | |
9097 | } tree_desc; | |
9098 | ||
9099 | struct huft { | |
9100 | uch e; | |
9101 | uch b; | |
9102 | union { | |
9103 | ush n; | |
9104 | struct huft *t; | |
9105 | } v; | |
9106 | }; | |
9107 | ||
9108 | uch bl_order[BL_CODES] | |
9109 | = {16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15}; | |
9110 | ||
9111 | int extra_lbits[LENGTH_CODES] | |
9112 | = {0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0}; | |
9113 | ||
9114 | int extra_dbits[D_CODES] | |
9115 | = {0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13}; | |
9116 | ||
9117 | int extra_blbits[BL_CODES] | |
9118 | = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7}; | |
9119 | ||
9120 | ulg crc_32_tab[] = { | |
9121 | 0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL, 0x076dc419L, | |
9122 | 0x706af48fL, 0xe963a535L, 0x9e6495a3L, 0x0edb8832L, 0x79dcb8a4L, | |
9123 | 0xe0d5e91eL, 0x97d2d988L, 0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d07L, | |
9124 | 0x90bf1d91L, 0x1db71064L, 0x6ab020f2L, 0xf3b97148L, 0x84be41deL, | |
9125 | 0x1adad47dL, 0x6ddde4ebL, 0xf4d4b551L, 0x83d385c7L, 0x136c9856L, | |
9126 | 0x646ba8c0L, 0xfd62f97aL, 0x8a65c9ecL, 0x14015c4fL, 0x63066cd9L, | |
9127 | 0xfa0f3d63L, 0x8d080df5L, 0x3b6e20c8L, 0x4c69105eL, 0xd56041e4L, | |
9128 | 0xa2677172L, 0x3c03e4d1L, 0x4b04d447L, 0xd20d85fdL, 0xa50ab56bL, | |
9129 | 0x35b5a8faL, 0x42b2986cL, 0xdbbbc9d6L, 0xacbcf940L, 0x32d86ce3L, | |
9130 | 0x45df5c75L, 0xdcd60dcfL, 0xabd13d59L, 0x26d930acL, 0x51de003aL, | |
9131 | 0xc8d75180L, 0xbfd06116L, 0x21b4f4b5L, 0x56b3c423L, 0xcfba9599L, | |
9132 | 0xb8bda50fL, 0x2802b89eL, 0x5f058808L, 0xc60cd9b2L, 0xb10be924L, | |
9133 | 0x2f6f7c87L, 0x58684c11L, 0xc1611dabL, 0xb6662d3dL, 0x76dc4190L, | |
9134 | 0x01db7106L, 0x98d220bcL, 0xefd5102aL, 0x71b18589L, 0x06b6b51fL, | |
9135 | 0x9fbfe4a5L, 0xe8b8d433L, 0x7807c9a2L, 0x0f00f934L, 0x9609a88eL, | |
9136 | 0xe10e9818L, 0x7f6a0dbbL, 0x086d3d2dL, 0x91646c97L, 0xe6635c01L, | |
9137 | 0x6b6b51f4L, 0x1c6c6162L, 0x856530d8L, 0xf262004eL, 0x6c0695edL, | |
9138 | 0x1b01a57bL, 0x8208f4c1L, 0xf50fc457L, 0x65b0d9c6L, 0x12b7e950L, | |
9139 | 0x8bbeb8eaL, 0xfcb9887cL, 0x62dd1ddfL, 0x15da2d49L, 0x8cd37cf3L, | |
9140 | 0xfbd44c65L, 0x4db26158L, 0x3ab551ceL, 0xa3bc0074L, 0xd4bb30e2L, | |
9141 | 0x4adfa541L, 0x3dd895d7L, 0xa4d1c46dL, 0xd3d6f4fbL, 0x4369e96aL, | |
9142 | 0x346ed9fcL, 0xad678846L, 0xda60b8d0L, 0x44042d73L, 0x33031de5L, | |
9143 | 0xaa0a4c5fL, 0xdd0d7cc9L, 0x5005713cL, 0x270241aaL, 0xbe0b1010L, | |
9144 | 0xc90c2086L, 0x5768b525L, 0x206f85b3L, 0xb966d409L, 0xce61e49fL, | |
9145 | 0x5edef90eL, 0x29d9c998L, 0xb0d09822L, 0xc7d7a8b4L, 0x59b33d17L, | |
9146 | 0x2eb40d81L, 0xb7bd5c3bL, 0xc0ba6cadL, 0xedb88320L, 0x9abfb3b6L, | |
9147 | 0x03b6e20cL, 0x74b1d29aL, 0xead54739L, 0x9dd277afL, 0x04db2615L, | |
9148 | 0x73dc1683L, 0xe3630b12L, 0x94643b84L, 0x0d6d6a3eL, 0x7a6a5aa8L, | |
9149 | 0xe40ecf0bL, 0x9309ff9dL, 0x0a00ae27L, 0x7d079eb1L, 0xf00f9344L, | |
9150 | 0x8708a3d2L, 0x1e01f268L, 0x6906c2feL, 0xf762575dL, 0x806567cbL, | |
9151 | 0x196c3671L, 0x6e6b06e7L, 0xfed41b76L, 0x89d32be0L, 0x10da7a5aL, | |
9152 | 0x67dd4accL, 0xf9b9df6fL, 0x8ebeeff9L, 0x17b7be43L, 0x60b08ed5L, | |
9153 | 0xd6d6a3e8L, 0xa1d1937eL, 0x38d8c2c4L, 0x4fdff252L, 0xd1bb67f1L, | |
9154 | 0xa6bc5767L, 0x3fb506ddL, 0x48b2364bL, 0xd80d2bdaL, 0xaf0a1b4cL, | |
9155 | 0x36034af6L, 0x41047a60L, 0xdf60efc3L, 0xa867df55L, 0x316e8eefL, | |
9156 | 0x4669be79L, 0xcb61b38cL, 0xbc66831aL, 0x256fd2a0L, 0x5268e236L, | |
9157 | 0xcc0c7795L, 0xbb0b4703L, 0x220216b9L, 0x5505262fL, 0xc5ba3bbeL, | |
9158 | 0xb2bd0b28L, 0x2bb45a92L, 0x5cb36a04L, 0xc2d7ffa7L, 0xb5d0cf31L, | |
9159 | 0x2cd99e8bL, 0x5bdeae1dL, 0x9b64c2b0L, 0xec63f226L, 0x756aa39cL, | |
9160 | 0x026d930aL, 0x9c0906a9L, 0xeb0e363fL, 0x72076785L, 0x05005713L, | |
9161 | 0x95bf4a82L, 0xe2b87a14L, 0x7bb12baeL, 0x0cb61b38L, 0x92d28e9bL, | |
9162 | 0xe5d5be0dL, 0x7cdcefb7L, 0x0bdbdf21L, 0x86d3d2d4L, 0xf1d4e242L, | |
9163 | 0x68ddb3f8L, 0x1fda836eL, 0x81be16cdL, 0xf6b9265bL, 0x6fb077e1L, | |
9164 | 0x18b74777L, 0x88085ae6L, 0xff0f6a70L, 0x66063bcaL, 0x11010b5cL, | |
9165 | 0x8f659effL, 0xf862ae69L, 0x616bffd3L, 0x166ccf45L, 0xa00ae278L, | |
9166 | 0xd70dd2eeL, 0x4e048354L, 0x3903b3c2L, 0xa7672661L, 0xd06016f7L, | |
9167 | 0x4969474dL, 0x3e6e77dbL, 0xaed16a4aL, 0xd9d65adcL, 0x40df0b66L, | |
9168 | 0x37d83bf0L, 0xa9bcae53L, 0xdebb9ec5L, 0x47b2cf7fL, 0x30b5ffe9L, | |
9169 | 0xbdbdf21cL, 0xcabac28aL, 0x53b39330L, 0x24b4a3a6L, 0xbad03605L, | |
9170 | 0xcdd70693L, 0x54de5729L, 0x23d967bfL, 0xb3667a2eL, 0xc4614ab8L, | |
9171 | 0x5d681b02L, 0x2a6f2b94L, 0xb40bbe37L, 0xc30c8ea1L, 0x5a05df1bL, | |
9172 | 0x2d02ef8dL | |
9173 | }; | |
9174 | ||
9175 | typedef struct _GZ1 { | |
9176 | long versionid1; | |
9177 | int state; | |
9178 | int done; | |
9179 | int deflate1_initialized; | |
9180 | unsigned deflate1_hash_head; | |
9181 | unsigned deflate1_prev_match; | |
9182 | int deflate1_flush; | |
9183 | int deflate1_match_available; | |
9184 | unsigned deflate1_match_length; | |
9185 | ||
9186 | char ifname[MAX_PATH_LEN]; | |
9187 | char ofname[MAX_PATH_LEN]; | |
9188 | ||
9189 | struct stat istat; | |
9190 | gz1_file_t zfile; | |
9191 | ||
9192 | int input_ismem; | |
9193 | char *input_ptr; | |
9194 | long input_bytesleft; | |
9195 | ||
9196 | int output_ismem; | |
9197 | char *output_ptr; | |
9198 | uns output_maxlen; | |
9199 | ||
9200 | int compr_level; | |
9201 | long time_stamp; | |
9202 | long ifile_size; | |
9203 | int ifd; | |
9204 | int ofd; | |
9205 | int part_nb; | |
9206 | int last_member; | |
9207 | int save_orig_name; | |
9208 | long header_bytes; | |
9209 | long bytes_in; | |
9210 | long bytes_out; | |
9211 | uns insize; | |
9212 | uns inptr; | |
9213 | uns outcnt; | |
9214 | uns ins_h; | |
9215 | long block_start; | |
9216 | uns good_match; | |
9217 | uni max_lazy_match; | |
9218 | uni prev_length; | |
9219 | uns max_chain_length; | |
9220 | uns strstart; | |
9221 | uns match_start; | |
9222 | int eofile; | |
9223 | uns lookahead; | |
9224 | ush *file_type; | |
9225 | int *file_method; | |
9226 | ulg opt_len; | |
9227 | ulg static_len; | |
9228 | ulg compressed_len; | |
9229 | ulg input_len; | |
9230 | uns last_flags; | |
9231 | uch flags; | |
9232 | uns last_lit; | |
9233 | uns last_dist; | |
9234 | uch flag_bit; | |
9235 | int heap_len; | |
9236 | int heap_max; | |
9237 | ulg bb; | |
9238 | uns bk; | |
9239 | ush bi_buf; | |
9240 | int bi_valid; | |
9241 | uns hufts; | |
9242 | int decrypt; | |
9243 | int ascii; | |
9244 | int msg_done; | |
9245 | int abortflag; | |
9246 | int decompress; | |
9247 | int do_lzw; | |
9248 | int to_stdout; | |
9249 | int force; | |
9250 | int verbose; | |
9251 | int quiet; | |
9252 | int list; | |
9253 | int test; | |
9254 | int ext_header; | |
9255 | int pkzip; | |
9256 | int method; | |
9257 | int level; | |
9258 | int no_time; | |
9259 | int no_name; | |
9260 | int exit_code; | |
9261 | int lbits; | |
9262 | int dbits; | |
9263 | ulg window_size; | |
9264 | ulg crc; | |
9265 | ||
9266 | uch dist_code[512]; | |
9267 | uch length_code[MAX_MATCH-MIN_MATCH+1]; | |
9268 | int heap[2*L_CODES+1]; | |
9269 | uch depth[2*L_CODES+1]; | |
9270 | int base_length[LENGTH_CODES]; | |
9271 | int base_dist[D_CODES]; | |
9272 | ush bl_count[MAX_BITS+1]; | |
9273 | uch flag_buf[(LIT_BUFSIZE/8)]; | |
9274 | ||
9275 | #ifdef DYN_ALLOC | |
9276 | uch *inbuf; | |
9277 | uch *outbuf; | |
9278 | ush *d_buf; | |
9279 | uch *window; | |
9280 | #else | |
9281 | uch inbuf [INBUFSIZ +INBUF_EXTRA]; | |
9282 | uch outbuf[OUTBUFSIZ+OUTBUF_EXTRA]; | |
9283 | ush d_buf [DIST_BUFSIZE]; | |
9284 | uch window[2L*WSIZE]; | |
9285 | #endif | |
9286 | ||
9287 | #ifdef FULL_SEARCH | |
9288 | #define nice_match MAX_MATCH | |
9289 | #else | |
9290 | int nice_match; | |
9291 | #endif | |
9292 | ||
9293 | #ifdef CRYPT | |
9294 | uch cc; | |
9295 | #endif | |
9296 | ||
9297 | ct_data static_ltree[L_CODES+2]; | |
9298 | ct_data static_dtree[D_CODES]; | |
9299 | ct_data dyn_dtree[(2*D_CODES+1)]; | |
9300 | ct_data dyn_ltree[HEAP_SIZE]; | |
9301 | ct_data bl_tree[2*BL_CODES+1]; | |
9302 | ||
9303 | tree_desc l_desc; | |
9304 | tree_desc d_desc; | |
9305 | tree_desc bl_desc; | |
9306 | ||
9307 | #ifndef MAXSEG_64K | |
9308 | ||
9309 | ush prev2[1L<<BITS]; | |
9310 | ||
9311 | #define prev gz1->prev2 | |
9312 | #define head (gz1->prev2+WSIZE) | |
9313 | ||
9314 | #else | |
9315 | ||
9316 | ush * prev2; | |
9317 | ush * tab_prefix1; | |
9318 | ||
9319 | #define prev gz1->prev2 | |
9320 | #define head gz1->tab_prefix1 | |
9321 | ||
9322 | #endif | |
9323 | ||
9324 | } GZ1; | |
9325 | typedef GZ1 *PGZ1; | |
9326 | int gz1_size = sizeof( GZ1 ); | |
9327 | ||
9328 | /* Declare some local function protypes... */ | |
9329 | ||
9330 | /* Any routine name that can/might conflict with */ | |
9331 | /* other modules or object code should simply have */ | |
9332 | /* the standard prefix 'gz1_' added to the front. */ | |
9333 | /* This will only usually be any kind of problem at all */ | |
9334 | /* if the code is being compiled directly into the parent */ | |
9335 | /* instead of being built as a standalone DLL or DSO library. */ | |
9336 | ||
9337 | PGZ1 gz1_init ( void ); | |
9338 | int gz1_cleanup ( PGZ1 gz1 ); | |
9339 | ulg gz1_deflate ( PGZ1 gz1 ); | |
9340 | ulg gz1_deflate_fast( PGZ1 gz1 ); | |
9341 | ||
9342 | /* The rest of the routines should not need the 'gz1_' prefix. */ | |
9343 | /* No conflicts reported at this time. */ | |
9344 | ||
9345 | int inflate ( PGZ1 gz1 ); | |
9346 | int inflate_dynamic( PGZ1 gz1 ); | |
9347 | int inflate_stored ( PGZ1 gz1 ); | |
9348 | int inflate_fixed ( PGZ1 gz1 ); | |
9349 | void fill_window ( PGZ1 gz1 ); | |
9350 | void flush_outbuf ( PGZ1 gz1 ); | |
9351 | void flush_window ( PGZ1 gz1 ); | |
9352 | void bi_windup ( PGZ1 gz1 ); | |
9353 | void set_file_type ( PGZ1 gz1 ); | |
9354 | void init_block ( PGZ1 gz1 ); | |
9355 | int build_bl_tree ( PGZ1 gz1 ); | |
9356 | void read_error ( PGZ1 gz1 ); | |
9357 | void write_error ( PGZ1 gz1 ); | |
9358 | int get_header ( PGZ1 gz1, int in ); | |
9359 | int inflate_block ( PGZ1 gz1, int *e ); | |
9360 | int fill_inbuf ( PGZ1 gz1, int eof_ok ); | |
9361 | char *gz1_basename ( PGZ1 gz1, char *fname ); | |
9362 | int longest_match ( PGZ1 gz1, unsigned cur_match ); | |
9363 | void bi_init ( PGZ1 gz1, gz1_file_t zipfile ); | |
9364 | int file_read ( PGZ1 gz1, char *buf, unsigned size ); | |
9365 | void write_buf ( PGZ1 gz1, int fd, voidp buf, unsigned cnt ); | |
9366 | ||
9367 | void error( char *msg ); | |
9368 | ||
9369 | int zip( | |
9370 | PGZ1 gz1, | |
9371 | int in, | |
9372 | int out | |
9373 | ); | |
9374 | ||
9375 | ulg flush_block( | |
9376 | PGZ1 gz1, | |
9377 | char *buf, | |
9378 | ulg stored_len, | |
9379 | int eof | |
9380 | ); | |
9381 | ||
9382 | void copy_block( | |
9383 | PGZ1 gz1, | |
9384 | char *buf, | |
9385 | unsigned len, | |
9386 | int header | |
9387 | ); | |
9388 | ||
9389 | int ct_tally( | |
9390 | PGZ1 gz1, | |
9391 | int dist, | |
9392 | int lc | |
9393 | ); | |
9394 | ||
9395 | void send_bits( | |
9396 | PGZ1 gz1, | |
9397 | int value, | |
9398 | int length | |
9399 | ); | |
9400 | ||
9401 | void send_tree( | |
9402 | PGZ1 gz1, | |
9403 | ct_data *tree, | |
9404 | int max_code | |
9405 | ); | |
9406 | ||
9407 | void send_all_trees( | |
9408 | PGZ1 gz1, | |
9409 | int lcodes, | |
9410 | int dcodes, | |
9411 | int blcodes | |
9412 | ); | |
9413 | ||
9414 | void ct_init( | |
9415 | PGZ1 gz1, | |
9416 | ush *attr, | |
9417 | int *methodp | |
9418 | ); | |
9419 | ||
9420 | void lm_init( | |
9421 | PGZ1 gz1, | |
9422 | int pack_level, | |
9423 | ush *flags | |
9424 | ); | |
9425 | ||
9426 | void build_tree( | |
9427 | PGZ1 gz1, | |
9428 | tree_desc *desc | |
9429 | ); | |
9430 | ||
9431 | void compress_block( | |
9432 | PGZ1 gz1, | |
9433 | ct_data *ltree, | |
9434 | ct_data *dtree | |
9435 | ); | |
9436 | ||
9437 | void gen_bitlen( | |
9438 | PGZ1 gz1, | |
9439 | tree_desc *desc | |
9440 | ); | |
9441 | ||
9442 | void pqdownheap( | |
9443 | PGZ1 gz1, | |
9444 | ct_data *tree, | |
9445 | int k | |
9446 | ); | |
9447 | ||
9448 | int huft_build( | |
9449 | PGZ1 gz1, | |
9450 | unsigned *b, | |
9451 | unsigned n, | |
9452 | unsigned s, | |
9453 | ush *d, | |
9454 | ush *e, | |
9455 | struct huft **t, | |
9456 | int *m | |
9457 | ); | |
9458 | ||
9459 | ulg updcrc( | |
9460 | PGZ1 gz1, | |
9461 | uch *s, | |
9462 | unsigned n | |
9463 | ); | |
9464 | ||
9465 | int inflate_codes( | |
9466 | PGZ1 gz1, | |
9467 | struct huft *tl, | |
9468 | struct huft *td, | |
9469 | int bl, | |
9470 | int bd | |
9471 | ); | |
9472 | ||
9473 | void gen_codes( | |
9474 | PGZ1 gz1, | |
9475 | ct_data *tree, | |
9476 | int max_code | |
9477 | ); | |
9478 | ||
9479 | void scan_tree( | |
9480 | PGZ1 gz1, | |
9481 | ct_data *tree, | |
9482 | int max_code | |
9483 | ); | |
9484 | ||
9485 | unsigned bi_reverse( | |
9486 | PGZ1 gz1, | |
9487 | unsigned code, | |
9488 | int len | |
9489 | ); | |
9490 | ||
9491 | int huft_free( | |
9492 | PGZ1 gz1, | |
9493 | struct huft *t | |
9494 | ); | |
9495 | ||
9496 | PGZ1 gz1_init() | |
9497 | { | |
9498 | PGZ1 gz1=0; | |
9499 | ||
9500 | gz1 = (PGZ1) malloc( gz1_size ); | |
9501 | ||
9502 | if ( !gz1 ) | |
9503 | { | |
9504 | return 0; | |
9505 | } | |
9506 | ||
9507 | memset( gz1, 0, gz1_size ); | |
9508 | ||
9509 | ALLOC(uch, gz1->inbuf, INBUFSIZ +INBUF_EXTRA); | |
9510 | ||
9511 | if ( !gz1->inbuf ) | |
9512 | { | |
9513 | free( gz1 ); | |
9514 | return 0; | |
9515 | } | |
9516 | ||
9517 | ALLOC(uch, gz1->outbuf, OUTBUFSIZ+OUTBUF_EXTRA); | |
9518 | ||
9519 | if ( !gz1->outbuf ) | |
9520 | { | |
9521 | FREE( gz1->inbuf ); | |
9522 | free( gz1 ); | |
9523 | return 0; | |
9524 | } | |
9525 | ||
9526 | ALLOC(ush, gz1->d_buf, DIST_BUFSIZE); | |
9527 | ||
9528 | if ( !gz1->d_buf ) | |
9529 | { | |
9530 | FREE( gz1->outbuf ); | |
9531 | FREE( gz1->inbuf ); | |
9532 | free( gz1 ); | |
9533 | return 0; | |
9534 | } | |
9535 | ||
9536 | ALLOC(uch, gz1->window, 2L*WSIZE); | |
9537 | ||
9538 | if ( !gz1->window ) | |
9539 | { | |
9540 | FREE( gz1->d_buf ); | |
9541 | FREE( gz1->outbuf ); | |
9542 | FREE( gz1->inbuf ); | |
9543 | free( gz1 ); | |
9544 | return 0; | |
9545 | } | |
9546 | ||
9547 | #ifndef MAXSEG_64K | |
9548 | ||
9549 | #else | |
9550 | ||
9551 | ALLOC(ush, gz1->prev2, 1L<<(BITS-1) ); | |
9552 | ||
9553 | if ( !gz1->prev2 ) | |
9554 | { | |
9555 | FREE( gz1->window ); | |
9556 | FREE( gz1->d_buf ); | |
9557 | FREE( gz1->outbuf ); | |
9558 | FREE( gz1->inbuf ); | |
9559 | free( gz1 ); | |
9560 | return 0; | |
9561 | } | |
9562 | ||
9563 | ALLOC(ush, gz1->tab_prefix1, 1L<<(BITS-1) ); | |
9564 | ||
9565 | if ( !gz1->tab_prefix1 ) | |
9566 | { | |
9567 | FREE( gz1->prev2 ); | |
9568 | FREE( gz1->window ); | |
9569 | FREE( gz1->d_buf ); | |
9570 | FREE( gz1->outbuf ); | |
9571 | FREE( gz1->inbuf ); | |
9572 | free( gz1 ); | |
9573 | return 0; | |
9574 | } | |
9575 | ||
9576 | #endif | |
9577 | ||
9578 | gz1->method = DEFLATED; | |
9579 | gz1->level = 6; | |
9580 | gz1->no_time = -1; | |
9581 | gz1->no_name = -1; | |
9582 | gz1->exit_code = OK; | |
9583 | gz1->lbits = 9; | |
9584 | gz1->dbits = 6; | |
9585 | ||
9586 | gz1->window_size = (ulg)2*WSIZE; | |
9587 | gz1->crc = (ulg)0xffffffffL; | |
9588 | ||
9589 | gz1->d_desc.dyn_tree = (ct_data *) gz1->dyn_dtree; | |
9590 | gz1->d_desc.static_tree = (ct_data *) gz1->static_dtree; | |
9591 | gz1->d_desc.extra_bits = (int *) extra_dbits; | |
9592 | gz1->d_desc.extra_base = (int ) 0; | |
9593 | gz1->d_desc.elems = (int ) D_CODES; | |
9594 | gz1->d_desc.max_length = (int ) MAX_BITS; | |
9595 | gz1->d_desc.max_code = (int ) 0; | |
9596 | ||
9597 | gz1->l_desc.dyn_tree = (ct_data *) gz1->dyn_ltree; | |
9598 | gz1->l_desc.static_tree = (ct_data *) gz1->static_ltree; | |
9599 | gz1->l_desc.extra_bits = (int *) extra_lbits; | |
9600 | gz1->l_desc.extra_base = (int ) LITERALS+1; | |
9601 | gz1->l_desc.elems = (int ) L_CODES; | |
9602 | gz1->l_desc.max_length = (int ) MAX_BITS; | |
9603 | gz1->l_desc.max_code = (int ) 0; | |
9604 | ||
9605 | gz1->bl_desc.dyn_tree = (ct_data *) gz1->bl_tree; | |
9606 | gz1->bl_desc.static_tree = (ct_data *) 0; | |
9607 | gz1->bl_desc.extra_bits = (int *) extra_blbits; | |
9608 | gz1->bl_desc.extra_base = (int ) 0; | |
9609 | gz1->bl_desc.elems = (int ) BL_CODES; | |
9610 | gz1->bl_desc.max_length = (int ) MAX_BL_BITS; | |
9611 | gz1->bl_desc.max_code = (int ) 0; | |
9612 | ||
9613 | return (PGZ1) gz1; | |
9614 | ||
9615 | } | |
9616 | ||
9617 | int gz1_cleanup( PGZ1 gz1 ) | |
9618 | { | |
9619 | ||
9620 | #ifndef MAXSEG_64K | |
9621 | ||
9622 | #else | |
9623 | ||
9624 | FREE( gz1->tab_prefix1 ); | |
9625 | FREE( gz1->prev2 ); | |
9626 | #endif | |
9627 | ||
9628 | FREE( gz1->window ); | |
9629 | FREE( gz1->d_buf ); | |
9630 | FREE( gz1->outbuf ); | |
9631 | FREE( gz1->inbuf ); | |
9632 | ||
9633 | free( gz1 ); | |
9634 | gz1 = 0; | |
9635 | ||
9636 | return 0; | |
9637 | } | |
9638 | ||
9639 | int (*read_buf)(PGZ1 gz1, char *buf, unsigned size); | |
9640 | ||
9641 | void error( char *msg ) | |
9642 | { | |
9643 | msg = msg; | |
9644 | } | |
9645 | ||
9646 | int (*work)( PGZ1 gz1, int infile, int outfile ) = 0; | |
9647 | ||
9648 | #ifdef __BORLANDC__ | |
9649 | #pragma argsused | |
9650 | #endif | |
9651 | ||
9652 | int get_header( PGZ1 gz1, int in ) | |
9653 | { | |
9654 | uch flags; | |
9655 | char magic[2]; | |
9656 | ulg stamp; | |
9657 | unsigned len; | |
9658 | unsigned part; | |
9659 | ||
9660 | if ( gz1->force && gz1->to_stdout ) | |
9661 | { | |
9662 | magic[0] = (char)try_byte(); | |
9663 | magic[1] = (char)try_byte(); | |
9664 | } | |
9665 | else | |
9666 | { | |
9667 | magic[0] = (char)get_byte(); | |
9668 | magic[1] = (char)get_byte(); | |
9669 | } | |
9670 | ||
9671 | gz1->method = -1; | |
9672 | gz1->header_bytes = 0; | |
9673 | gz1->last_member = RECORD_IO; | |
9674 | gz1->part_nb++; | |
9675 | ||
9676 | if ( memcmp(magic, GZIP_MAGIC, 2 ) == 0 || | |
9677 | memcmp(magic, OLD_GZIP_MAGIC, 2 ) == 0 ) | |
9678 | { | |
9679 | gz1->method = (int)get_byte(); | |
9680 | ||
9681 | if ( gz1->method != DEFLATED ) | |
9682 | { | |
9683 | gz1->exit_code = LZ1_ERROR; | |
9684 | ||
9685 | return -1; | |
9686 | } | |
9687 | ||
9688 | return -1; | |
9689 | ||
9690 | if ((flags & ENCRYPTED) != 0) | |
9691 | { | |
9692 | gz1->exit_code = LZ1_ERROR; | |
9693 | return -1; | |
9694 | } | |
9695 | ||
9696 | if ((flags & CONTINUATION) != 0) | |
9697 | { | |
9698 | gz1->exit_code = LZ1_ERROR; | |
9699 | if ( gz1->force <= 1) return -1; | |
9700 | } | |
9701 | ||
9702 | if ((flags & RESERVED) != 0) | |
9703 | { | |
9704 | gz1->exit_code = LZ1_ERROR; | |
9705 | if ( gz1->force <= 1) | |
9706 | return -1; | |
9707 | } | |
9708 | ||
9709 | stamp = (ulg)get_byte(); | |
9710 | stamp |= ((ulg)get_byte()) << 8; | |
9711 | stamp |= ((ulg)get_byte()) << 16; | |
9712 | stamp |= ((ulg)get_byte()) << 24; | |
9713 | ||
9714 | if ( stamp != 0 && !gz1->no_time ) | |
9715 | { | |
9716 | gz1->time_stamp = stamp; | |
9717 | } | |
9718 | ||
9719 | (void)get_byte(); | |
9720 | (void)get_byte(); | |
9721 | ||
9722 | if ((flags & CONTINUATION) != 0) | |
9723 | { | |
9724 | part = (unsigned) get_byte(); | |
9725 | part |= ((unsigned) get_byte())<<8; | |
9726 | } | |
9727 | ||
9728 | if ((flags & EXTRA_FIELD) != 0) | |
9729 | { | |
9730 | len = (unsigned) get_byte(); | |
9731 | len |= ((unsigned) get_byte())<<8; | |
9732 | ||
9733 | while (len--) (void)get_byte(); | |
9734 | } | |
9735 | ||
9736 | if ((flags & COMMENT) != 0) | |
9737 | { | |
9738 | while (get_char() != 0) ; | |
9739 | } | |
9740 | ||
9741 | if ( gz1->part_nb == 1 ) | |
9742 | { | |
9743 | gz1->header_bytes = gz1->inptr + 2*sizeof(long); | |
9744 | } | |
9745 | } | |
9746 | ||
9747 | return gz1->method; | |
9748 | } | |
9749 | ||
9750 | int fill_inbuf( PGZ1 gz1, int eof_ok ) | |
9751 | { | |
9752 | int len; | |
9753 | int bytes_to_copy; | |
9754 | ||
9755 | gz1->insize = 0; | |
9756 | errno = 0; | |
9757 | ||
9758 | do { | |
9759 | if ( gz1->input_ismem ) | |
9760 | { | |
9761 | if ( gz1->input_bytesleft > 0 ) | |
9762 | { | |
9763 | bytes_to_copy = INBUFSIZ - gz1->insize; | |
9764 | ||
9765 | if ( bytes_to_copy > gz1->input_bytesleft ) | |
9766 | { | |
9767 | bytes_to_copy = gz1->input_bytesleft; | |
9768 | } | |
9769 | ||
9770 | memcpy( | |
9771 | (char*)gz1->inbuf+gz1->insize, | |
9772 | gz1->input_ptr, | |
9773 | bytes_to_copy | |
9774 | ); | |
9775 | ||
9776 | gz1->input_ptr += bytes_to_copy; | |
9777 | gz1->input_bytesleft -= bytes_to_copy; | |
9778 | ||
9779 | len = bytes_to_copy; | |
9780 | } | |
9781 | else | |
9782 | { | |
9783 | len = 0; | |
9784 | } | |
9785 | } | |
9786 | else | |
9787 | { | |
9788 | len = | |
9789 | read( | |
9790 | gz1->ifd, | |
9791 | (char*)gz1->inbuf+gz1->insize, | |
9792 | INBUFSIZ-gz1->insize | |
9793 | ); | |
9794 | } | |
9795 | ||
9796 | if (len == 0 || len == EOF) break; | |
9797 | ||
9798 | gz1->insize += len; | |
9799 | ||
9800 | } while( gz1->insize < INBUFSIZ ); | |
9801 | ||
9802 | if ( gz1->insize == 0 ) | |
9803 | { | |
9804 | if( eof_ok ) return EOF; | |
9805 | read_error( gz1 ); | |
9806 | } | |
9807 | ||
9808 | gz1->bytes_in += (ulg) gz1->insize; | |
9809 | gz1->inptr = 1; | |
9810 | ||
9811 | return gz1->inbuf[0]; | |
9812 | } | |
9813 | ||
9814 | ulg updcrc( | |
9815 | PGZ1 gz1, | |
9816 | uch *s, | |
9817 | unsigned n | |
9818 | ) | |
9819 | { | |
9820 | register ulg c; | |
9821 | ||
9822 | if ( s == NULL ) | |
9823 | { | |
9824 | c = 0xffffffffL; | |
9825 | } | |
9826 | else | |
9827 | { | |
9828 | c = gz1->crc; | |
9829 | ||
9830 | if ( n ) | |
9831 | { | |
9832 | do{ | |
9833 | c = crc_32_tab[((int)c ^ (*s++)) & 0xff] ^ (c >> 8); | |
9834 | ||
9835 | } while( --n ); | |
9836 | } | |
9837 | } | |
9838 | ||
9839 | gz1->crc = c; | |
9840 | ||
9841 | return( c ^ 0xffffffffL ); | |
9842 | } | |
9843 | ||
9844 | void read_error( PGZ1 gz1 ) | |
9845 | { | |
9846 | gz1->abortflag = 1; | |
9847 | } | |
9848 | ||
9849 | void mod_gzip_strlwr( char *s ) | |
9850 | { | |
9851 | char *p1=s; | |
9852 | ||
9853 | if ( s == 0 ) return; | |
9854 | ||
9855 | while ( *p1 != 0 ) | |
9856 | { | |
9857 | if ( *p1 > 96 ) *p1 = *p1 - 32; | |
9858 | p1++; | |
9859 | } | |
9860 | } | |
9861 | ||
9862 | #ifdef __BORLANDC__ | |
9863 | #pragma argsused | |
9864 | #endif | |
9865 | ||
9866 | char *gz1_basename( PGZ1 gz1, char *fname ) | |
9867 | { | |
9868 | char *p; | |
9869 | if ((p = strrchr(fname, PATH_SEP)) != NULL) fname = p+1; | |
9870 | #ifdef PATH_SEP2 | |
9871 | if ((p = strrchr(fname, PATH_SEP2)) != NULL) fname = p+1; | |
9872 | #endif | |
9873 | #ifdef PATH_SEP3 | |
9874 | if ((p = strrchr(fname, PATH_SEP3)) != NULL) fname = p+1; | |
9875 | #endif | |
9876 | #ifdef SUFFIX_SEP | |
9877 | if ((p = strrchr(fname, SUFFIX_SEP)) != NULL) *p = '\0'; | |
9878 | #endif | |
9879 | if (casemap('A') == 'a') mod_gzip_strlwr(fname); | |
9880 | return fname; | |
9881 | } | |
9882 | ||
9883 | void write_buf( PGZ1 gz1, int fd, voidp buf, unsigned cnt ) | |
9884 | { | |
9885 | unsigned n; | |
9886 | ||
9887 | if ( gz1->output_ismem ) | |
9888 | { | |
9889 | if ( ( gz1->bytes_out + cnt ) < gz1->output_maxlen ) | |
9890 | { | |
9891 | memcpy( gz1->output_ptr, buf, cnt ); | |
9892 | gz1->output_ptr += cnt; | |
9893 | } | |
9894 | else | |
9895 | { | |
9896 | write_error( gz1 ); | |
9897 | } | |
9898 | } | |
9899 | else | |
9900 | { | |
9901 | while ((n = write(fd, buf, cnt)) != cnt) | |
9902 | { | |
9903 | if (n == (unsigned)(-1)) | |
9904 | { | |
9905 | write_error( gz1 ); | |
9906 | } | |
9907 | cnt -= n; | |
9908 | buf = (voidp)((char*)buf+n); | |
9909 | } | |
9910 | } | |
9911 | } | |
9912 | ||
9913 | void write_error( PGZ1 gz1 ) | |
9914 | { | |
9915 | gz1->abortflag = 1; | |
9916 | } | |
9917 | ||
9918 | #ifdef __TURBOC__ | |
9919 | #ifndef BC55 | |
9920 | ||
9921 | static ush ptr_offset = 0; | |
9922 | ||
9923 | void * fcalloc( | |
9924 | unsigned items, | |
9925 | unsigned size | |
9926 | ) | |
9927 | { | |
9928 | void * buf = farmalloc((ulg)items*size + 16L); | |
9929 | ||
9930 | if (buf == NULL) return NULL; | |
9931 | ||
9932 | if (ptr_offset == 0) | |
9933 | { | |
9934 | ptr_offset = (ush)((uch*)buf-0); | |
9935 | } | |
9936 | else if (ptr_offset != (ush)((uch*)buf-0)) | |
9937 | { | |
9938 | error("inconsistent ptr_offset"); | |
9939 | } | |
9940 | ||
9941 | *((ush*)&buf+1) += (ptr_offset + 15) >> 4; | |
9942 | *(ush*)&buf = 0; | |
9943 | ||
9944 | return buf; | |
9945 | } | |
9946 | ||
9947 | void fcfree( void *ptr ) | |
9948 | { | |
9949 | *((ush*)&ptr+1) -= (ptr_offset + 15) >> 4; | |
9950 | *(ush*)&ptr = ptr_offset; | |
9951 | ||
9952 | farfree(ptr); | |
9953 | } | |
9954 | ||
9955 | #endif | |
9956 | #endif | |
9957 | ||
9958 | int zip( | |
9959 | PGZ1 gz1, | |
9960 | int in, | |
9961 | int out | |
9962 | ) | |
9963 | { | |
9964 | uch flags = 0; | |
9965 | ush attr = 0; | |
9966 | ush deflate_flags = 0; | |
9967 | ||
9968 | gz1->ifd = in; | |
9969 | gz1->ofd = out; | |
9970 | gz1->outcnt = 0; | |
9971 | ||
9972 | gz1->method = DEFLATED; | |
9973 | ||
9974 | put_byte(GZIP_MAGIC[0]); | |
9975 | put_byte(GZIP_MAGIC[1]); | |
9976 | put_byte(DEFLATED); | |
9977 | ||
9978 | if ( gz1->save_orig_name ) | |
9979 | { | |
9980 | flags |= ORIG_NAME; | |
9981 | } | |
9982 | ||
9983 | put_byte(flags); | |
9984 | put_long(gz1->time_stamp); | |
9985 | ||
9986 | gz1->crc = -1; | |
9987 | ||
9988 | updcrc( gz1, NULL, 0 ); | |
9989 | ||
9990 | bi_init( gz1, out ); | |
9991 | ct_init( gz1, &attr, &gz1->method ); | |
9992 | lm_init( gz1, gz1->level, &deflate_flags ); | |
9993 | ||
9994 | put_byte((uch)deflate_flags); | |
9995 | ||
9996 | put_byte(OS_CODE); | |
9997 | ||
9998 | if ( gz1->save_orig_name ) | |
9999 | { | |
10000 | char *p = gz1_basename( gz1, gz1->ifname ); | |
10001 | ||
10002 | do { | |
10003 | put_char(*p); | |
10004 | ||
10005 | } while (*p++); | |
10006 | } | |
10007 | ||
10008 | gz1->header_bytes = (long)gz1->outcnt; | |
10009 | ||
10010 | (void) gz1_deflate( gz1 ); | |
10011 | ||
10012 | put_long( gz1->crc ); | |
10013 | put_long( gz1->bytes_in ); | |
10014 | ||
10015 | gz1->header_bytes += 2*sizeof(long); | |
10016 | ||
10017 | flush_outbuf( gz1 ); | |
10018 | ||
10019 | return OK; | |
10020 | } | |
10021 | ||
10022 | ulg gz1_deflate( PGZ1 gz1 ) | |
10023 | { | |
10024 | unsigned hash_head; | |
10025 | unsigned prev_match; | |
10026 | int flush; | |
10027 | int match_available = 0; | |
10028 | register unsigned match_length = MIN_MATCH-1; | |
10029 | #ifdef DEBUG | |
10030 | long isize; | |
10031 | #endif | |
10032 | ||
10033 | if (gz1->compr_level <= 3) | |
10034 | { | |
10035 | return gz1_deflate_fast(gz1); | |
10036 | } | |
10037 | ||
10038 | while (gz1->lookahead != 0) | |
10039 | { | |
10040 | gz1->ins_h = | |
10041 | (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[gz1->strstart+MIN_MATCH-1])) & HASH_MASK; | |
10042 | ||
10043 | prev[ gz1->strstart & WMASK ] = hash_head = head[ gz1->ins_h ]; | |
10044 | ||
10045 | head[ gz1->ins_h ] = gz1->strstart; | |
10046 | ||
10047 | gz1->prev_length = match_length, prev_match = gz1->match_start; | |
10048 | match_length = MIN_MATCH-1; | |
10049 | ||
10050 | if (hash_head != NIL && gz1->prev_length < gz1->max_lazy_match && | |
10051 | gz1->strstart - hash_head <= MAX_DIST) { | |
10052 | ||
10053 | match_length = longest_match( gz1, hash_head ); | |
10054 | ||
10055 | if (match_length > gz1->lookahead) match_length = gz1->lookahead; | |
10056 | ||
10057 | if (match_length == MIN_MATCH && gz1->strstart-gz1->match_start > TOO_FAR){ | |
10058 | ||
10059 | match_length--; | |
10060 | } | |
10061 | } | |
10062 | ||
10063 | if (gz1->prev_length >= MIN_MATCH && match_length <= gz1->prev_length) { | |
10064 | ||
10065 | flush = ct_tally(gz1,gz1->strstart-1-prev_match, gz1->prev_length - MIN_MATCH); | |
10066 | ||
10067 | gz1->lookahead -= ( gz1->prev_length - 1 ); | |
10068 | gz1->prev_length -= 2; | |
10069 | ||
10070 | do { | |
10071 | gz1->strstart++; | |
10072 | ||
10073 | gz1->ins_h = | |
10074 | (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[ gz1->strstart + MIN_MATCH-1])) & HASH_MASK; | |
10075 | ||
10076 | prev[ gz1->strstart & WMASK ] = hash_head = head[gz1->ins_h]; | |
10077 | ||
10078 | head[ gz1->ins_h ] = gz1->strstart; | |
10079 | ||
10080 | } while (--gz1->prev_length != 0); | |
10081 | match_available = 0; | |
10082 | match_length = MIN_MATCH-1; | |
10083 | gz1->strstart++; | |
10084 | if (flush) FLUSH_BLOCK(0), gz1->block_start = gz1->strstart; | |
10085 | ||
10086 | } else if (match_available) { | |
10087 | ||
10088 | if (ct_tally( gz1, 0, gz1->window[gz1->strstart-1] )) { | |
10089 | FLUSH_BLOCK(0), gz1->block_start = gz1->strstart; | |
10090 | } | |
10091 | gz1->strstart++; | |
10092 | gz1->lookahead--; | |
10093 | } else { | |
10094 | ||
10095 | match_available = 1; | |
10096 | gz1->strstart++; | |
10097 | gz1->lookahead--; | |
10098 | } | |
10099 | ||
10100 | while (gz1->lookahead < MIN_LOOKAHEAD && !gz1->eofile) fill_window(gz1); | |
10101 | } | |
10102 | if (match_available) ct_tally( gz1, 0, gz1->window[gz1->strstart-1] ); | |
10103 | ||
10104 | return FLUSH_BLOCK(1); | |
10105 | ||
10106 | return 0; | |
10107 | } | |
10108 | ||
10109 | void flush_outbuf( PGZ1 gz1 ) | |
10110 | { | |
10111 | if ( gz1->outcnt == 0 ) | |
10112 | { | |
10113 | return; | |
10114 | } | |
10115 | ||
10116 | write_buf( gz1, gz1->ofd, (char *)gz1->outbuf, gz1->outcnt ); | |
10117 | ||
10118 | gz1->bytes_out += (ulg)gz1->outcnt; | |
10119 | gz1->outcnt = 0; | |
10120 | } | |
10121 | ||
10122 | void lm_init( | |
10123 | PGZ1 gz1, | |
10124 | int pack_level, | |
10125 | ush *flags | |
10126 | ) | |
10127 | { | |
10128 | register unsigned j; | |
10129 | ||
10130 | if ( pack_level < 1 || pack_level > 9 ) | |
10131 | { | |
10132 | error("bad pack level"); | |
10133 | } | |
10134 | ||
10135 | gz1->compr_level = pack_level; | |
10136 | ||
10137 | #if defined(MAXSEG_64K) && HASH_BITS == 15 | |
10138 | for (j = 0; j < HASH_SIZE; j++) head[j] = NIL; | |
10139 | #else | |
10140 | memset( (char*)head, 0, (HASH_SIZE*sizeof(*head)) ); | |
10141 | #endif | |
10142 | ||
10143 | gz1->max_lazy_match = configuration_table[pack_level].max_lazy; | |
10144 | gz1->good_match = configuration_table[pack_level].good_length; | |
10145 | #ifndef FULL_SEARCH | |
10146 | gz1->nice_match = configuration_table[pack_level].nice_length; | |
10147 | #endif | |
10148 | gz1->max_chain_length = configuration_table[pack_level].max_chain; | |
10149 | ||
10150 | if ( pack_level == 1 ) | |
10151 | { | |
10152 | *flags |= FAST; | |
10153 | } | |
10154 | else if ( pack_level == 9 ) | |
10155 | { | |
10156 | *flags |= SLOW; | |
10157 | } | |
10158 | ||
10159 | gz1->strstart = 0; | |
10160 | gz1->block_start = 0L; | |
10161 | #ifdef ASMV | |
10162 | match_init(); | |
10163 | #endif | |
10164 | ||
10165 | gz1->lookahead = read_buf(gz1,(char*)gz1->window, | |
10166 | sizeof(int) <= 2 ? (unsigned)WSIZE : 2*WSIZE); | |
10167 | ||
10168 | if (gz1->lookahead == 0 || gz1->lookahead == (unsigned)EOF) | |
10169 | { | |
10170 | gz1->eofile = 1, gz1->lookahead = 0; | |
10171 | return; | |
10172 | } | |
10173 | ||
10174 | gz1->eofile = 0; | |
10175 | ||
10176 | while (gz1->lookahead < MIN_LOOKAHEAD && !gz1->eofile) | |
10177 | { | |
10178 | fill_window(gz1); | |
10179 | } | |
10180 | ||
10181 | gz1->ins_h = 0; | |
10182 | ||
10183 | for ( j=0; j<MIN_MATCH-1; j++ ) | |
10184 | { | |
10185 | gz1->ins_h = | |
10186 | (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[j])) & HASH_MASK; | |
10187 | } | |
10188 | } | |
10189 | ||
10190 | void fill_window( PGZ1 gz1 ) | |
10191 | { | |
10192 | register unsigned n, m; | |
10193 | ||
10194 | unsigned more = | |
10195 | (unsigned)( gz1->window_size - (ulg)gz1->lookahead - (ulg)gz1->strstart ); | |
10196 | ||
10197 | if ( more == (unsigned)EOF) | |
10198 | { | |
10199 | more--; | |
10200 | } | |
10201 | else if ( gz1->strstart >= WSIZE+MAX_DIST ) | |
10202 | { | |
10203 | memcpy((char*)gz1->window, (char*)gz1->window+WSIZE, (unsigned)WSIZE); | |
10204 | ||
10205 | gz1->match_start -= WSIZE; | |
10206 | gz1->strstart -= WSIZE; | |
10207 | ||
10208 | gz1->block_start -= (long) WSIZE; | |
10209 | ||
10210 | for ( n = 0; n < HASH_SIZE; n++ ) | |
10211 | { | |
10212 | m = head[n]; | |
10213 | head[n] = (ush)(m >= WSIZE ? m-WSIZE : NIL); | |
10214 | } | |
10215 | ||
10216 | for ( n = 0; n < WSIZE; n++ ) | |
10217 | { | |
10218 | m = prev[n]; | |
10219 | ||
10220 | prev[n] = (ush)(m >= WSIZE ? m-WSIZE : NIL); | |
10221 | } | |
10222 | ||
10223 | more += WSIZE; | |
10224 | } | |
10225 | ||
10226 | if ( !gz1->eofile ) | |
10227 | { | |
10228 | n = read_buf(gz1,(char*)gz1->window+gz1->strstart+gz1->lookahead, more); | |
10229 | ||
10230 | if ( n == 0 || n == (unsigned)EOF ) | |
10231 | { | |
10232 | gz1->eofile = 1; | |
10233 | } | |
10234 | else | |
10235 | { | |
10236 | gz1->lookahead += n; | |
10237 | } | |
10238 | } | |
10239 | } | |
10240 | ||
10241 | ulg gz1_deflate_fast( PGZ1 gz1 ) | |
10242 | { | |
10243 | unsigned hash_head; | |
10244 | int flush; | |
10245 | unsigned match_length = 0; | |
10246 | ||
10247 | gz1->prev_length = MIN_MATCH-1; | |
10248 | ||
10249 | while (gz1->lookahead != 0) | |
10250 | { | |
10251 | gz1->ins_h = | |
10252 | (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[ gz1->strstart + MIN_MATCH-1])) & HASH_MASK; | |
10253 | ||
10254 | prev[ gz1->strstart & WMASK ] = hash_head = head[ gz1->ins_h ]; | |
10255 | ||
10256 | head[ gz1->ins_h ] = gz1->strstart; | |
10257 | ||
10258 | if (hash_head != NIL && gz1->strstart - hash_head <= MAX_DIST) { | |
10259 | ||
10260 | match_length = longest_match( gz1, hash_head ); | |
10261 | ||
10262 | if (match_length > gz1->lookahead) match_length = gz1->lookahead; | |
10263 | } | |
10264 | if (match_length >= MIN_MATCH) { | |
10265 | ||
10266 | flush = ct_tally(gz1,gz1->strstart-gz1->match_start, match_length - MIN_MATCH); | |
10267 | ||
10268 | gz1->lookahead -= match_length; | |
10269 | ||
10270 | if (match_length <= gz1->max_lazy_match ) | |
10271 | { | |
10272 | match_length--; | |
10273 | ||
10274 | do { | |
10275 | gz1->strstart++; | |
10276 | ||
10277 | gz1->ins_h = | |
10278 | (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[ gz1->strstart + MIN_MATCH-1])) & HASH_MASK; | |
10279 | ||
10280 | prev[ gz1->strstart & WMASK ] = hash_head = head[ gz1->ins_h ]; | |
10281 | ||
10282 | head[ gz1->ins_h ] = gz1->strstart; | |
10283 | ||
10284 | } while (--match_length != 0); | |
10285 | gz1->strstart++; | |
10286 | } else { | |
10287 | gz1->strstart += match_length; | |
10288 | match_length = 0; | |
10289 | gz1->ins_h = gz1->window[gz1->strstart]; | |
10290 | ||
10291 | gz1->ins_h = | |
10292 | (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[gz1->strstart+1])) & HASH_MASK; | |
10293 | ||
10294 | #if MIN_MATCH != 3 | |
10295 | Call UPDATE_HASH() MIN_MATCH-3 more times | |
10296 | #endif | |
10297 | } | |
10298 | } else { | |
10299 | ||
10300 | flush = ct_tally(gz1, 0, gz1->window[gz1->strstart]); | |
10301 | gz1->lookahead--; | |
10302 | gz1->strstart++; | |
10303 | } | |
10304 | if (flush) FLUSH_BLOCK(0), gz1->block_start = gz1->strstart; | |
10305 | ||
10306 | while (gz1->lookahead < MIN_LOOKAHEAD && !gz1->eofile) fill_window(gz1); | |
10307 | } | |
10308 | ||
10309 | return FLUSH_BLOCK(1); | |
10310 | } | |
10311 | ||
10312 | void ct_init( | |
10313 | PGZ1 gz1, | |
10314 | ush *attr, | |
10315 | int *methodp | |
10316 | ) | |
10317 | { | |
10318 | #ifdef DD1 | |
10319 | int i,ii; | |
10320 | #endif | |
10321 | ||
10322 | int n; | |
10323 | int bits; | |
10324 | int length; | |
10325 | int code; | |
10326 | int dist; | |
10327 | ||
10328 | gz1->file_type = attr; | |
10329 | gz1->file_method = methodp; | |
10330 | gz1->compressed_len = gz1->input_len = 0L; | |
10331 | ||
10332 | if ( gz1->static_dtree[0].dl.len != 0 ) | |
10333 | { | |
10334 | return; | |
10335 | } | |
10336 | ||
10337 | length = 0; | |
10338 | ||
10339 | for ( code = 0; code < LENGTH_CODES-1; code++ ) | |
10340 | { | |
10341 | gz1->base_length[code] = length; | |
10342 | ||
10343 | for ( n = 0; n < (1<<extra_lbits[code]); n++ ) | |
10344 | { | |
10345 | gz1->length_code[length++] = (uch)code; | |
10346 | } | |
10347 | } | |
10348 | ||
10349 | gz1->length_code[length-1] = (uch)code; | |
10350 | ||
10351 | dist = 0; | |
10352 | ||
10353 | for ( code = 0 ; code < 16; code++ ) | |
10354 | { | |
10355 | gz1->base_dist[code] = dist; | |
10356 | ||
10357 | for ( n = 0; n < (1<<extra_dbits[code]); n++ ) | |
10358 | { | |
10359 | gz1->dist_code[dist++] = (uch)code; | |
10360 | } | |
10361 | } | |
10362 | ||
10363 | dist >>= 7; | |
10364 | ||
10365 | for ( ; code < D_CODES; code++ ) | |
10366 | { | |
10367 | gz1->base_dist[code] = dist << 7; | |
10368 | ||
10369 | for ( n = 0; n < (1<<(extra_dbits[code]-7)); n++ ) | |
10370 | { | |
10371 | gz1->dist_code[256 + dist++] = (uch)code; | |
10372 | } | |
10373 | } | |
10374 | ||
10375 | for ( bits = 0; bits <= MAX_BITS; bits++ ) | |
10376 | { | |
10377 | gz1->bl_count[bits] = 0; | |
10378 | } | |
10379 | ||
10380 | n = 0; | |
10381 | ||
10382 | while (n <= 143) gz1->static_ltree[n++].dl.len = 8, gz1->bl_count[8]++; | |
10383 | while (n <= 255) gz1->static_ltree[n++].dl.len = 9, gz1->bl_count[9]++; | |
10384 | while (n <= 279) gz1->static_ltree[n++].dl.len = 7, gz1->bl_count[7]++; | |
10385 | while (n <= 287) gz1->static_ltree[n++].dl.len = 8, gz1->bl_count[8]++; | |
10386 | ||
10387 | gen_codes(gz1,(ct_data *)gz1->static_ltree, L_CODES+1); | |
10388 | ||
10389 | for ( n = 0; n < D_CODES; n++ ) | |
10390 | { | |
10391 | gz1->static_dtree[n].dl.len = 5; | |
10392 | gz1->static_dtree[n].fc.code = bi_reverse( gz1, n, 5 ); | |
10393 | } | |
10394 | ||
10395 | init_block( gz1 ); | |
10396 | } | |
10397 | ||
10398 | ulg flush_block( | |
10399 | PGZ1 gz1, | |
10400 | char *buf, | |
10401 | ulg stored_len, | |
10402 | int eof | |
10403 | ) | |
10404 | { | |
10405 | ulg opt_lenb; | |
10406 | ulg static_lenb; | |
10407 | int max_blindex; | |
10408 | ||
10409 | gz1->flag_buf[gz1->last_flags] = gz1->flags; | |
10410 | ||
10411 | if (*gz1->file_type == (ush)UNKNOWN) set_file_type(gz1); | |
10412 | ||
10413 | build_tree( gz1, (tree_desc *)(&gz1->l_desc) ); | |
10414 | build_tree( gz1, (tree_desc *)(&gz1->d_desc) ); | |
10415 | ||
10416 | max_blindex = build_bl_tree( gz1 ); | |
10417 | ||
10418 | opt_lenb = (gz1->opt_len+3+7)>>3; | |
10419 | static_lenb = (gz1->static_len+3+7)>>3; | |
10420 | gz1->input_len += stored_len; | |
10421 | ||
10422 | if (static_lenb <= opt_lenb) opt_lenb = static_lenb; | |
10423 | ||
10424 | #ifdef FORCE_METHOD | |
10425 | ||
10426 | if ( level == 1 && eof && gz1->compressed_len == 0L ) | |
10427 | #else | |
10428 | if (stored_len <= opt_lenb && eof && gz1->compressed_len == 0L && 0 ) | |
10429 | #endif | |
10430 | { | |
10431 | if (buf == (char*)0) error ("block vanished"); | |
10432 | ||
10433 | copy_block( gz1, buf, (unsigned)stored_len, 0 ); | |
10434 | ||
10435 | gz1->compressed_len = stored_len << 3; | |
10436 | *gz1->file_method = STORED; | |
10437 | ||
10438 | #ifdef FORCE_METHOD | |
10439 | } else if (level == 2 && buf != (char*)0) { | |
10440 | #else | |
10441 | } else if (stored_len+4 <= opt_lenb && buf != (char*)0) { | |
10442 | ||
10443 | #endif | |
10444 | ||
10445 | send_bits(gz1,(STORED_BLOCK<<1)+eof, 3); | |
10446 | gz1->compressed_len = (gz1->compressed_len + 3 + 7) & ~7L; | |
10447 | gz1->compressed_len += (stored_len + 4) << 3; | |
10448 | ||
10449 | copy_block(gz1, buf, (unsigned)stored_len, 1); | |
10450 | ||
10451 | #ifdef FORCE_METHOD | |
10452 | } else if (level == 3) { | |
10453 | #else | |
10454 | } else if (static_lenb == opt_lenb) { | |
10455 | #endif | |
10456 | send_bits(gz1,(STATIC_TREES<<1)+eof, 3); | |
10457 | ||
10458 | compress_block( | |
10459 | gz1, | |
10460 | (ct_data *)gz1->static_ltree, | |
10461 | (ct_data *)gz1->static_dtree | |
10462 | ); | |
10463 | ||
10464 | gz1->compressed_len += 3 + gz1->static_len; | |
10465 | } | |
10466 | else | |
10467 | { | |
10468 | send_bits(gz1,(DYN_TREES<<1)+eof, 3); | |
10469 | ||
10470 | send_all_trees( | |
10471 | gz1, | |
10472 | gz1->l_desc.max_code+1, | |
10473 | gz1->d_desc.max_code+1, | |
10474 | max_blindex+1 | |
10475 | ); | |
10476 | ||
10477 | compress_block( | |
10478 | gz1, | |
10479 | (ct_data *)gz1->dyn_ltree, | |
10480 | (ct_data *)gz1->dyn_dtree | |
10481 | ); | |
10482 | ||
10483 | gz1->compressed_len += 3 + gz1->opt_len; | |
10484 | } | |
10485 | ||
10486 | init_block( gz1 ); | |
10487 | ||
10488 | if ( eof ) | |
10489 | { | |
10490 | bi_windup( gz1 ); | |
10491 | ||
10492 | gz1->compressed_len += 7; | |
10493 | } | |
10494 | ||
10495 | return gz1->compressed_len >> 3; | |
10496 | } | |
10497 | ||
10498 | #ifdef __BORLANDC__ | |
10499 | #pragma argsused | |
10500 | #endif | |
10501 | ||
10502 | unsigned bi_reverse( | |
10503 | PGZ1 gz1, | |
10504 | unsigned code, | |
10505 | int len | |
10506 | ) | |
10507 | { | |
10508 | register unsigned res = 0; | |
10509 | ||
10510 | do { | |
10511 | res |= code & 1; | |
10512 | code >>= 1, res <<= 1; | |
10513 | ||
10514 | } while (--len > 0); | |
10515 | ||
10516 | return res >> 1; | |
10517 | } | |
10518 | ||
10519 | void set_file_type( PGZ1 gz1 ) | |
10520 | { | |
10521 | int n = 0; | |
10522 | unsigned ascii_freq = 0; | |
10523 | unsigned bin_freq = 0; | |
10524 | ||
10525 | while (n < 7) bin_freq += gz1->dyn_ltree[n++].fc.freq; | |
10526 | while (n < 128) ascii_freq += gz1->dyn_ltree[n++].fc.freq; | |
10527 | while (n < LITERALS) bin_freq += gz1->dyn_ltree[n++].fc.freq; | |
10528 | ||
10529 | *gz1->file_type = bin_freq > (ascii_freq >> 2) ? BINARY : ASCII; | |
10530 | } | |
10531 | ||
10532 | void init_block( PGZ1 gz1 ) | |
10533 | { | |
10534 | int n; | |
10535 | ||
10536 | for (n = 0; n < L_CODES; n++) gz1->dyn_ltree[n].fc.freq = 0; | |
10537 | for (n = 0; n < D_CODES; n++) gz1->dyn_dtree[n].fc.freq = 0; | |
10538 | for (n = 0; n < BL_CODES; n++) gz1->bl_tree[n].fc.freq = 0; | |
10539 | ||
10540 | gz1->dyn_ltree[END_BLOCK].fc.freq = 1; | |
10541 | ||
10542 | gz1->opt_len = 0L; | |
10543 | gz1->static_len = 0L; | |
10544 | gz1->last_lit = 0; | |
10545 | gz1->last_dist = 0; | |
10546 | gz1->last_flags = 0; | |
10547 | gz1->flags = 0; | |
10548 | gz1->flag_bit = 1; | |
10549 | } | |
10550 | ||
10551 | void bi_init( PGZ1 gz1, gz1_file_t zipfile ) | |
10552 | { | |
10553 | gz1->zfile = zipfile; | |
10554 | gz1->bi_buf = 0; | |
10555 | gz1->bi_valid = 0; | |
10556 | ||
10557 | if ( gz1->zfile != NO_FILE ) | |
10558 | { | |
10559 | read_buf = file_read; | |
10560 | } | |
10561 | } | |
10562 | ||
10563 | int ct_tally( | |
10564 | PGZ1 gz1, | |
10565 | int dist, | |
10566 | int lc | |
10567 | ) | |
10568 | { | |
10569 | int dcode; | |
10570 | ||
10571 | gz1->inbuf[gz1->last_lit++] = (uch)lc; | |
10572 | ||
10573 | if ( dist == 0 ) | |
10574 | { | |
10575 | gz1->dyn_ltree[lc].fc.freq++; | |
10576 | } | |
10577 | else | |
10578 | { | |
10579 | dist--; | |
10580 | ||
10581 | gz1->dyn_ltree[gz1->length_code[lc]+LITERALS+1].fc.freq++; | |
10582 | gz1->dyn_dtree[d_code(dist)].fc.freq++; | |
10583 | gz1->d_buf[gz1->last_dist++] = (ush)dist; | |
10584 | gz1->flags |= gz1->flag_bit; | |
10585 | } | |
10586 | ||
10587 | gz1->flag_bit <<= 1; | |
10588 | ||
10589 | if ( (gz1->last_lit & 7) == 0 ) | |
10590 | { | |
10591 | gz1->flag_buf[gz1->last_flags++] = gz1->flags; | |
10592 | gz1->flags = 0, gz1->flag_bit = 1; | |
10593 | } | |
10594 | ||
10595 | if ( gz1->level > 2 && (gz1->last_lit & 0xfff) == 0) | |
10596 | { | |
10597 | ulg out_length = (ulg) ( gz1->last_lit * 8L ); | |
10598 | ulg in_length = (ulg) ( gz1->strstart - gz1->block_start ); | |
10599 | ||
10600 | for ( dcode = 0; dcode < D_CODES; dcode++ ) | |
10601 | { | |
10602 | out_length += (ulg) ((gz1->dyn_dtree[dcode].fc.freq)*(5L+extra_dbits[dcode])); | |
10603 | } | |
10604 | ||
10605 | out_length >>= 3; | |
10606 | ||
10607 | if ( gz1->last_dist < gz1->last_lit/2 && out_length < in_length/2 ) | |
10608 | { | |
10609 | return 1; | |
10610 | } | |
10611 | } | |
10612 | ||
10613 | return( gz1->last_lit == LIT_BUFSIZE-1 || gz1->last_dist == DIST_BUFSIZE ); | |
10614 | } | |
10615 | ||
10616 | void compress_block( | |
10617 | PGZ1 gz1, | |
10618 | ct_data *ltree, | |
10619 | ct_data *dtree | |
10620 | ) | |
10621 | { | |
10622 | unsigned dist; | |
10623 | int lc; | |
10624 | unsigned lx = 0; | |
10625 | unsigned dx = 0; | |
10626 | unsigned fx = 0; | |
10627 | uch flag = 0; | |
10628 | unsigned code; | |
10629 | int extra; | |
10630 | ||
10631 | if (gz1->last_lit != 0) do { | |
10632 | if ((lx & 7) == 0) flag = gz1->flag_buf[fx++]; | |
10633 | lc = gz1->inbuf[lx++]; | |
10634 | if ((flag & 1) == 0) { | |
10635 | send_code(lc, ltree); | |
10636 | } else { | |
10637 | ||
10638 | code = gz1->length_code[lc]; | |
10639 | send_code(code+LITERALS+1, ltree); | |
10640 | extra = extra_lbits[code]; | |
10641 | if (extra != 0) { | |
10642 | lc -= gz1->base_length[code]; | |
10643 | send_bits(gz1,lc, extra); | |
10644 | } | |
10645 | dist = gz1->d_buf[dx++]; | |
10646 | ||
10647 | code = d_code(dist); | |
10648 | ||
10649 | send_code(code, dtree); | |
10650 | extra = extra_dbits[code]; | |
10651 | if (extra != 0) { | |
10652 | dist -= gz1->base_dist[code]; | |
10653 | send_bits(gz1,dist, extra); | |
10654 | } | |
10655 | } | |
10656 | flag >>= 1; | |
10657 | } while (lx < gz1->last_lit); | |
10658 | ||
10659 | send_code(END_BLOCK, ltree); | |
10660 | } | |
10661 | ||
10662 | #ifndef ASMV | |
10663 | ||
10664 | int longest_match( PGZ1 gz1, unsigned cur_match ) | |
10665 | { | |
10666 | unsigned chain_length = gz1->max_chain_length; | |
10667 | register uch *scan = gz1->window + gz1->strstart; | |
10668 | register uch *match; | |
10669 | register int len; | |
10670 | int best_len = gz1->prev_length; | |
10671 | unsigned limit = gz1->strstart > (unsigned)MAX_DIST ? gz1->strstart - (unsigned)MAX_DIST : NIL; | |
10672 | ||
10673 | #if HASH_BITS < 8 || MAX_MATCH != 258 | |
10674 | error: Code too clever | |
10675 | #endif | |
10676 | ||
10677 | #ifdef UNALIGNED_OK | |
10678 | ||
10679 | register uch *strend = gz1->window + gz1->strstart + MAX_MATCH - 1; | |
10680 | register ush scan_start = *(ush*)scan; | |
10681 | register ush scan_end = *(ush*)(scan+best_len-1); | |
10682 | #else | |
10683 | register uch *strend = gz1->window + gz1->strstart + MAX_MATCH; | |
10684 | register uch scan_end1 = scan[best_len-1]; | |
10685 | register uch scan_end = scan[best_len]; | |
10686 | #endif | |
10687 | ||
10688 | if (gz1->prev_length >= gz1->good_match) { | |
10689 | chain_length >>= 2; | |
10690 | } | |
10691 | ||
10692 | do { | |
10693 | match = gz1->window + cur_match; | |
10694 | ||
10695 | #if (defined(UNALIGNED_OK) && MAX_MATCH == 258) | |
10696 | ||
10697 | if (*(ush*)(match+best_len-1) != scan_end || | |
10698 | *(ush*)match != scan_start) continue; | |
10699 | ||
10700 | scan++, match++; | |
10701 | do { | |
10702 | } while (*(ush*)(scan+=2) == *(ush*)(match+=2) && | |
10703 | *(ush*)(scan+=2) == *(ush*)(match+=2) && | |
10704 | *(ush*)(scan+=2) == *(ush*)(match+=2) && | |
10705 | *(ush*)(scan+=2) == *(ush*)(match+=2) && | |
10706 | scan < strend); | |
10707 | ||
10708 | if (*scan == *match) scan++; | |
10709 | ||
10710 | len = (MAX_MATCH - 1) - (int)(strend-scan); | |
10711 | scan = strend - (MAX_MATCH-1); | |
10712 | #else | |
10713 | if (match[best_len] != scan_end || | |
10714 | match[best_len-1] != scan_end1 || | |
10715 | *match != *scan || | |
10716 | *++match != scan[1]) continue; | |
10717 | ||
10718 | scan += 2, match++; | |
10719 | ||
10720 | do { | |
10721 | } while (*++scan == *++match && *++scan == *++match && | |
10722 | *++scan == *++match && *++scan == *++match && | |
10723 | *++scan == *++match && *++scan == *++match && | |
10724 | *++scan == *++match && *++scan == *++match && | |
10725 | scan < strend); | |
10726 | ||
10727 | len = MAX_MATCH - (int)(strend - scan); | |
10728 | scan = strend - MAX_MATCH; | |
10729 | #endif | |
10730 | if (len > best_len) { | |
10731 | gz1->match_start = cur_match; | |
10732 | best_len = len; | |
10733 | if (len >= gz1->nice_match) break; | |
10734 | #ifdef UNALIGNED_OK | |
10735 | scan_end = *(ush*)(scan+best_len-1); | |
10736 | #else | |
10737 | scan_end1 = scan[best_len-1]; | |
10738 | scan_end = scan[best_len]; | |
10739 | #endif | |
10740 | } | |
10741 | } while ((cur_match = prev[cur_match & WMASK]) > limit | |
10742 | && --chain_length != 0); | |
10743 | ||
10744 | return best_len; | |
10745 | } | |
10746 | #endif | |
10747 | ||
10748 | void send_bits( | |
10749 | PGZ1 gz1, | |
10750 | int value, | |
10751 | int length | |
10752 | ) | |
10753 | { | |
10754 | if ( gz1->bi_valid > (int) BUFSIZE - length ) | |
10755 | { | |
10756 | gz1->bi_buf |= (value << gz1->bi_valid); | |
10757 | ||
10758 | put_short(gz1->bi_buf); | |
10759 | ||
10760 | gz1->bi_buf = (ush)value >> (BUFSIZE - gz1->bi_valid); | |
10761 | gz1->bi_valid += length - BUFSIZE; | |
10762 | } | |
10763 | else | |
10764 | { | |
10765 | gz1->bi_buf |= value << gz1->bi_valid; | |
10766 | gz1->bi_valid += length; | |
10767 | } | |
10768 | } | |
10769 | ||
10770 | void build_tree( | |
10771 | PGZ1 gz1, | |
10772 | tree_desc *desc | |
10773 | ) | |
10774 | { | |
10775 | int elems = desc->elems; | |
10776 | ct_data *tree = desc->dyn_tree; | |
10777 | ct_data *stree = desc->static_tree; | |
10778 | ||
10779 | int n; | |
10780 | int m; | |
10781 | int max_code = -1; | |
10782 | int node = elems; | |
10783 | int new1; | |
10784 | ||
10785 | gz1->heap_len = 0, gz1->heap_max = HEAP_SIZE; | |
10786 | ||
10787 | for (n = 0; n < elems; n++) { | |
10788 | if (tree[n].fc.freq != 0) { | |
10789 | gz1->heap[++gz1->heap_len] = max_code = n; | |
10790 | gz1->depth[n] = 0; | |
10791 | } else { | |
10792 | tree[n].dl.len = 0; | |
10793 | } | |
10794 | } | |
10795 | ||
10796 | while (gz1->heap_len < 2) { | |
10797 | new1 = gz1->heap[++gz1->heap_len] = (max_code < 2 ? ++max_code : 0); | |
10798 | tree[new1].fc.freq = 1; | |
10799 | gz1->depth[new1] = 0; | |
10800 | gz1->opt_len--; if (stree) gz1->static_len -= stree[new1].dl.len; | |
10801 | } | |
10802 | desc->max_code = max_code; | |
10803 | ||
10804 | for (n = gz1->heap_len/2; n >= 1; n--) pqdownheap(gz1, tree, n); | |
10805 | ||
10806 | do { | |
10807 | n = gz1->heap[SMALLEST]; | |
10808 | gz1->heap[SMALLEST] = gz1->heap[gz1->heap_len--]; | |
10809 | pqdownheap(gz1, tree, SMALLEST); | |
10810 | m = gz1->heap[SMALLEST]; | |
10811 | gz1->heap[--gz1->heap_max] = n; | |
10812 | gz1->heap[--gz1->heap_max] = m; | |
10813 | tree[node].fc.freq = tree[n].fc.freq + tree[m].fc.freq; | |
10814 | gz1->depth[node] = (uch) (GZ1_MAX(gz1->depth[n], gz1->depth[m]) + 1); | |
10815 | tree[n].dl.dad = tree[m].dl.dad = (ush)node; | |
10816 | gz1->heap[SMALLEST] = node++; | |
10817 | pqdownheap(gz1, tree, SMALLEST); | |
10818 | ||
10819 | } while (gz1->heap_len >= 2); | |
10820 | ||
10821 | gz1->heap[--gz1->heap_max] = gz1->heap[SMALLEST]; | |
10822 | ||
10823 | gen_bitlen(gz1,(tree_desc *)desc); | |
10824 | ||
10825 | gen_codes(gz1,(ct_data *)tree, max_code); | |
10826 | } | |
10827 | ||
10828 | int build_bl_tree( PGZ1 gz1 ) | |
10829 | { | |
10830 | int max_blindex; | |
10831 | ||
10832 | scan_tree( gz1, (ct_data *)gz1->dyn_ltree, gz1->l_desc.max_code ); | |
10833 | scan_tree( gz1, (ct_data *)gz1->dyn_dtree, gz1->d_desc.max_code ); | |
10834 | ||
10835 | build_tree( gz1, (tree_desc *)(&gz1->bl_desc) ); | |
10836 | ||
10837 | for ( max_blindex = BL_CODES-1; max_blindex >= 3; max_blindex-- ) | |
10838 | { | |
10839 | if (gz1->bl_tree[bl_order[max_blindex]].dl.len != 0) break; | |
10840 | } | |
10841 | ||
10842 | gz1->opt_len += 3*(max_blindex+1) + 5+5+4; | |
10843 | ||
10844 | return max_blindex; | |
10845 | } | |
10846 | ||
10847 | void gen_codes( | |
10848 | PGZ1 gz1, | |
10849 | ct_data *tree, | |
10850 | int max_code | |
10851 | ) | |
10852 | { | |
10853 | ush next_code[MAX_BITS+1]; | |
10854 | ush code = 0; | |
10855 | int bits; | |
10856 | int n; | |
10857 | ||
10858 | for ( bits = 1; bits <= MAX_BITS; bits++ ) | |
10859 | { | |
10860 | next_code[bits] = code = (code + gz1->bl_count[bits-1]) << 1; | |
10861 | } | |
10862 | ||
10863 | for ( n = 0; n <= max_code; n++ ) | |
10864 | { | |
10865 | int len = tree[n].dl.len; | |
10866 | if (len == 0) continue; | |
10867 | ||
10868 | tree[n].fc.code = bi_reverse( gz1, next_code[len]++, len ); | |
10869 | } | |
10870 | ||
10871 | return; | |
10872 | } | |
10873 | ||
10874 | void gen_bitlen( | |
10875 | PGZ1 gz1, | |
10876 | tree_desc *desc | |
10877 | ) | |
10878 | { | |
10879 | ct_data *tree = desc->dyn_tree; | |
10880 | int *extra = desc->extra_bits; | |
10881 | int base = desc->extra_base; | |
10882 | int max_code = desc->max_code; | |
10883 | int max_length = desc->max_length; | |
10884 | ct_data *stree = desc->static_tree; | |
10885 | int h; | |
10886 | int n, m; | |
10887 | int bits; | |
10888 | int xbits; | |
10889 | ush f; | |
10890 | int overflow = 0; | |
10891 | ||
10892 | for (bits = 0; bits <= MAX_BITS; bits++) gz1->bl_count[bits] = 0; | |
10893 | ||
10894 | tree[gz1->heap[gz1->heap_max]].dl.len = 0; | |
10895 | ||
10896 | for (h = gz1->heap_max+1; h < HEAP_SIZE; h++) { | |
10897 | n = gz1->heap[h]; | |
10898 | bits = tree[tree[n].dl.dad].dl.len + 1; | |
10899 | if (bits > max_length) bits = max_length, overflow++; | |
10900 | tree[n].dl.len = (ush)bits; | |
10901 | ||
10902 | if (n > max_code) continue; | |
10903 | ||
10904 | gz1->bl_count[bits]++; | |
10905 | xbits = 0; | |
10906 | if (n >= base) xbits = extra[n-base]; | |
10907 | f = tree[n].fc.freq; | |
10908 | gz1->opt_len += (ulg)f * (bits + xbits); | |
10909 | if (stree) gz1->static_len += (ulg)f * (stree[n].dl.len + xbits); | |
10910 | } | |
10911 | if (overflow == 0) return; | |
10912 | ||
10913 | do { | |
10914 | bits = max_length-1; | |
10915 | while (gz1->bl_count[bits] == 0) bits--; | |
10916 | gz1->bl_count[bits]--; | |
10917 | gz1->bl_count[bits+1] += 2; | |
10918 | gz1->bl_count[max_length]--; | |
10919 | ||
10920 | overflow -= 2; | |
10921 | } while (overflow > 0); | |
10922 | ||
10923 | for (bits = max_length; bits != 0; bits--) { | |
10924 | n = gz1->bl_count[bits]; | |
10925 | while (n != 0) { | |
10926 | m = gz1->heap[--h]; | |
10927 | if (m > max_code) continue; | |
10928 | if (tree[m].dl.len != (unsigned) bits) { | |
10929 | gz1->opt_len += ((long)bits-(long)tree[m].dl.len)*(long)tree[m].fc.freq; | |
10930 | tree[m].dl.len = (ush)bits; | |
10931 | } | |
10932 | n--; | |
10933 | } | |
10934 | } | |
10935 | } | |
10936 | ||
10937 | void copy_block( | |
10938 | PGZ1 gz1, | |
10939 | char *buf, | |
10940 | unsigned len, | |
10941 | int header | |
10942 | ) | |
10943 | { | |
10944 | #ifdef CRYPT | |
10945 | int t; | |
10946 | #endif | |
10947 | ||
10948 | bi_windup( gz1 ); | |
10949 | ||
10950 | if ( header ) | |
10951 | { | |
10952 | put_short((ush)len); | |
10953 | put_short((ush)~len); | |
10954 | } | |
10955 | ||
10956 | while( len-- ) | |
10957 | { | |
10958 | #ifdef CRYPT | |
10959 | if (key) zencode(*buf, t); | |
10960 | #endif | |
10961 | ||
10962 | put_byte(*buf++); | |
10963 | } | |
10964 | } | |
10965 | ||
10966 | int file_read( PGZ1 gz1, char *buf, unsigned size ) | |
10967 | { | |
10968 | unsigned len = 0; | |
10969 | unsigned bytes_to_copy = 0; | |
10970 | ||
10971 | if ( gz1->input_ismem ) | |
10972 | { | |
10973 | if ( gz1->input_bytesleft > 0 ) | |
10974 | { | |
10975 | bytes_to_copy = size; | |
10976 | ||
10977 | if ( bytes_to_copy > (unsigned) gz1->input_bytesleft ) | |
10978 | { | |
10979 | bytes_to_copy = (unsigned) gz1->input_bytesleft; | |
10980 | } | |
10981 | ||
10982 | memcpy( buf, gz1->input_ptr, bytes_to_copy ); | |
10983 | ||
10984 | gz1->input_ptr += bytes_to_copy; | |
10985 | gz1->input_bytesleft -= bytes_to_copy; | |
10986 | ||
10987 | len = bytes_to_copy; | |
10988 | } | |
10989 | else | |
10990 | { | |
10991 | len = 0; | |
10992 | } | |
10993 | } | |
10994 | else | |
10995 | { | |
10996 | len = read( gz1->ifd, buf, size ); | |
10997 | } | |
10998 | ||
10999 | if ( len == (unsigned)(-1) || len == 0 ) | |
11000 | { | |
11001 | gz1->crc = gz1->crc ^ 0xffffffffL; | |
11002 | return (int)len; | |
11003 | } | |
11004 | ||
11005 | updcrc( gz1, (uch*)buf, len ); | |
11006 | gz1->bytes_in += (ulg)len; | |
11007 | ||
11008 | return (int)len; | |
11009 | } | |
11010 | ||
11011 | void bi_windup( PGZ1 gz1 ) | |
11012 | { | |
11013 | if ( gz1->bi_valid > 8 ) | |
11014 | { | |
11015 | put_short(gz1->bi_buf); | |
11016 | } | |
11017 | else if ( gz1->bi_valid > 0 ) | |
11018 | { | |
11019 | put_byte(gz1->bi_buf); | |
11020 | } | |
11021 | ||
11022 | gz1->bi_buf = 0; | |
11023 | gz1->bi_valid = 0; | |
11024 | } | |
11025 | ||
11026 | void send_all_trees( | |
11027 | PGZ1 gz1, | |
11028 | int lcodes, | |
11029 | int dcodes, | |
11030 | int blcodes | |
11031 | ) | |
11032 | { | |
11033 | int rank; | |
11034 | ||
11035 | send_bits(gz1,lcodes-257, 5); | |
11036 | send_bits(gz1,dcodes-1, 5); | |
11037 | send_bits(gz1,blcodes-4, 4); | |
11038 | ||
11039 | for ( rank = 0; rank < blcodes; rank++ ) | |
11040 | { | |
11041 | send_bits(gz1,gz1->bl_tree[bl_order[rank]].dl.len, 3 ); | |
11042 | } | |
11043 | ||
11044 | send_tree(gz1,(ct_data *)gz1->dyn_ltree, lcodes-1); | |
11045 | send_tree(gz1,(ct_data *)gz1->dyn_dtree, dcodes-1); | |
11046 | } | |
11047 | ||
11048 | void send_tree( | |
11049 | PGZ1 gz1, | |
11050 | ct_data *tree, | |
11051 | int max_code | |
11052 | ) | |
11053 | { | |
11054 | int n; | |
11055 | int prevlen = -1; | |
11056 | int curlen; | |
11057 | int nextlen = tree[0].dl.len; | |
11058 | int count = 0; | |
11059 | int max_count = 7; | |
11060 | int min_count = 4; | |
11061 | ||
11062 | if (nextlen == 0) max_count = 138, min_count = 3; | |
11063 | ||
11064 | for ( n = 0; n <= max_code; n++ ) | |
11065 | { | |
11066 | curlen = nextlen; | |
11067 | nextlen = tree[n+1].dl.len; | |
11068 | ||
11069 | if (++count < max_count && curlen == nextlen) | |
11070 | { | |
11071 | continue; | |
11072 | } | |
11073 | else if (count < min_count) | |
11074 | { | |
11075 | do { send_code(curlen, gz1->bl_tree); } while (--count != 0); | |
11076 | } | |
11077 | else if (curlen != 0) | |
11078 | { | |
11079 | if ( curlen != prevlen ) | |
11080 | { | |
11081 | send_code(curlen, gz1->bl_tree); count--; | |
11082 | } | |
11083 | ||
11084 | send_code( REP_3_6, gz1->bl_tree ); send_bits(gz1,count-3, 2); | |
11085 | } | |
11086 | else if (count <= 10) | |
11087 | { | |
11088 | send_code(REPZ_3_10, gz1->bl_tree); send_bits(gz1,count-3, 3); | |
11089 | } | |
11090 | else | |
11091 | { | |
11092 | send_code(REPZ_11_138, gz1->bl_tree); send_bits(gz1,count-11, 7); | |
11093 | } | |
11094 | ||
11095 | count = 0; | |
11096 | prevlen = curlen; | |
11097 | ||
11098 | if (nextlen == 0) | |
11099 | { | |
11100 | max_count = 138, min_count = 3; | |
11101 | } | |
11102 | else if (curlen == nextlen) | |
11103 | { | |
11104 | max_count = 6, min_count = 3; | |
11105 | } | |
11106 | else | |
11107 | { | |
11108 | max_count = 7, min_count = 4; | |
11109 | } | |
11110 | } | |
11111 | } | |
11112 | ||
11113 | void scan_tree( | |
11114 | PGZ1 gz1, | |
11115 | ct_data *tree, | |
11116 | int max_code | |
11117 | ) | |
11118 | { | |
11119 | int n; | |
11120 | int prevlen = -1; | |
11121 | int curlen; | |
11122 | int nextlen = tree[0].dl.len; | |
11123 | int count = 0; | |
11124 | int max_count = 7; | |
11125 | int min_count = 4; | |
11126 | ||
11127 | if (nextlen == 0) max_count = 138, min_count = 3; | |
11128 | ||
11129 | tree[max_code+1].dl.len = (ush)0xffff; | |
11130 | ||
11131 | for ( n = 0; n <= max_code; n++ ) | |
11132 | { | |
11133 | curlen = nextlen; | |
11134 | nextlen = tree[n+1].dl.len; | |
11135 | ||
11136 | if ( ++count < max_count && curlen == nextlen ) | |
11137 | { | |
11138 | continue; | |
11139 | } | |
11140 | else if ( count < min_count ) | |
11141 | { | |
11142 | gz1->bl_tree[curlen].fc.freq += count; | |
11143 | } | |
11144 | else if ( curlen != 0 ) | |
11145 | { | |
11146 | if ( curlen != prevlen ) gz1->bl_tree[curlen].fc.freq++; | |
11147 | gz1->bl_tree[REP_3_6].fc.freq++; | |
11148 | } | |
11149 | else if ( count <= 10 ) | |
11150 | { | |
11151 | gz1->bl_tree[REPZ_3_10].fc.freq++; | |
11152 | } | |
11153 | else | |
11154 | { | |
11155 | gz1->bl_tree[REPZ_11_138].fc.freq++; | |
11156 | } | |
11157 | ||
11158 | count = 0; | |
11159 | prevlen = curlen; | |
11160 | ||
11161 | if ( nextlen == 0 ) | |
11162 | { | |
11163 | max_count = 138; | |
11164 | min_count = 3; | |
11165 | } | |
11166 | else if (curlen == nextlen) | |
11167 | { | |
11168 | max_count = 6; | |
11169 | min_count = 3; | |
11170 | } | |
11171 | else | |
11172 | { | |
11173 | max_count = 7; | |
11174 | min_count = 4; | |
11175 | } | |
11176 | } | |
11177 | } | |
11178 | ||
11179 | void pqdownheap( | |
11180 | PGZ1 gz1, | |
11181 | ct_data *tree, | |
11182 | int k | |
11183 | ) | |
11184 | { | |
11185 | int v = gz1->heap[k]; | |
11186 | int j = k << 1; | |
11187 | ||
11188 | while( j <= gz1->heap_len ) | |
11189 | { | |
11190 | if (j < gz1->heap_len && smaller(tree, gz1->heap[j+1], gz1->heap[j])) j++; | |
11191 | ||
11192 | if (smaller(tree, v, gz1->heap[j])) break; | |
11193 | ||
11194 | gz1->heap[k] = gz1->heap[j]; k = j; | |
11195 | ||
11196 | j <<= 1; | |
11197 | } | |
11198 | ||
11199 | gz1->heap[k] = v; | |
11200 | } | |
11201 | ||
11202 | #define GZS_ZIP1 1 | |
11203 | #define GZS_ZIP2 2 | |
11204 | #define GZS_DEFLATE1 3 | |
11205 | #define GZS_DEFLATE2 4 | |
11206 | ||
11207 | int gzs_fsp ( PGZ1 gz1 ); | |
11208 | int gzs_zip1 ( PGZ1 gz1 ); | |
11209 | int gzs_zip2 ( PGZ1 gz1 ); | |
11210 | int gzs_deflate1( PGZ1 gz1 ); | |
11211 | int gzs_deflate2( PGZ1 gz1 ); | |
11212 | ||
11213 | int gzp_main( request_rec *r, GZP_CONTROL *gzp ) | |
11214 | { | |
11215 | char cn[]="gzp_main()"; | |
11216 | ||
11217 | PGZ1 gz1 = 0; | |
11218 | int rc = 0; | |
11219 | int final_exit_code = 0; | |
11220 | int ofile_flags = O_RDWR | O_CREAT | O_TRUNC | O_BINARY; | |
11221 | ||
11222 | gzp->result_code = 0; | |
11223 | gzp->bytes_out = 0; | |
11224 | ||
11225 | gz1 = (PGZ1) gz1_init(); | |
11226 | ||
11227 | if ( gz1 == 0 ) | |
11228 | { | |
11229 | return 0; | |
11230 | } | |
11231 | ||
11232 | gz1->decompress = gzp->decompress; | |
11233 | ||
11234 | mod_gzip_strcpy( gz1->ifname, gzp->input_filename ); | |
11235 | mod_gzip_strcpy( gz1->ofname, gzp->output_filename ); | |
11236 | ||
11237 | gz1->input_ismem = gzp->input_ismem; | |
11238 | gz1->input_ptr = gzp->input_ismem_ibuf + gzp->input_offset; | |
11239 | gz1->input_bytesleft = gzp->input_ismem_ibuflen; | |
11240 | ||
11241 | gz1->output_ismem = gzp->output_ismem; | |
11242 | gz1->output_ptr = gzp->output_ismem_obuf; | |
11243 | gz1->output_maxlen = gzp->output_ismem_obuflen; | |
11244 | ||
11245 | if ( gz1->no_time < 0 ) gz1->no_time = gz1->decompress; | |
11246 | if ( gz1->no_name < 0 ) gz1->no_name = gz1->decompress; | |
11247 | ||
11248 | work = zip; | |
11249 | ||
11250 | if ( !gz1->input_ismem ) | |
11251 | { | |
11252 | errno = 0; | |
11253 | ||
11254 | rc = stat( gz1->ifname, &gz1->istat ); | |
11255 | ||
11256 | if ( rc != 0 ) | |
11257 | { | |
11258 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_DEBUG, r->server, | |
11259 | "%s: stat(gz1->ifname=%s) FAILED", cn, gz1->ifname ); | |
11260 | ||
11261 | gz1_cleanup( gz1 ); | |
11262 | ||
11263 | return 0; | |
11264 | } | |
11265 | ||
11266 | gz1->ifile_size = ( gz1->istat.st_size - gzp->input_offset ); | |
11267 | ||
11268 | if ( gz1->ifile_size < 0 ) gz1->ifile_size = 0; | |
11269 | ||
11270 | gz1->ifd = | |
11271 | OPEN( | |
11272 | gz1->ifname, | |
11273 | gz1->ascii && !gz1->decompress ? O_RDONLY : O_RDONLY | O_BINARY, | |
11274 | RW_USER | |
11275 | ); | |
11276 | ||
11277 | if ( gz1->ifd == -1 ) | |
11278 | { | |
11279 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_DEBUG, r->server, | |
11280 | "%s: OPEN(gz1->ifname=%s) FAILED", cn, gz1->ifname ); | |
11281 | ||
11282 | gz1_cleanup( gz1 ); | |
11283 | ||
11284 | return 0; | |
11285 | } | |
11286 | ||
11287 | if ( gzp->input_offset > 0 ) | |
11288 | { | |
11289 | SEEKFORWARD( gz1->ifd, gzp->input_offset ); | |
11290 | } | |
11291 | } | |
11292 | ||
11293 | if ( !gz1->output_ismem ) | |
11294 | { | |
11295 | if ( gz1->ascii && gz1->decompress ) | |
11296 | { | |
11297 | ofile_flags &= ~O_BINARY; | |
11298 | } | |
11299 | ||
11300 | gz1->ofd = OPEN( gz1->ofname, ofile_flags, RW_USER ); | |
11301 | ||
11302 | if ( gz1->ofd == -1 ) | |
11303 | { | |
11304 | ap_log_error( "",0,APLOG_NOERRNO|APLOG_DEBUG, r->server, | |
11305 | "%s: OPEN(gz1->ofname=%s) FAILED", cn, gz1->ofname ); | |
11306 | ||
11307 | if ( gz1->ifd ) | |
11308 | { | |
11309 | close( gz1->ifd ); | |
11310 | gz1->ifd = 0; | |
11311 | } | |
11312 | ||
11313 | gz1_cleanup( gz1 ); | |
11314 | ||
11315 | return 0; | |
11316 | } | |
11317 | } | |
11318 | ||
11319 | gz1->outcnt = 0; | |
11320 | gz1->insize = 0; | |
11321 | gz1->inptr = 0; | |
11322 | gz1->bytes_in = 0L; | |
11323 | gz1->bytes_out = 0L; | |
11324 | gz1->part_nb = 0; | |
11325 | ||
11326 | if ( gz1->decompress ) | |
11327 | { | |
11328 | gz1->method = get_header( gz1, gz1->ifd ); | |
11329 | ||
11330 | if ( gz1->method < 0 ) | |
11331 | { | |
11332 | if ( gz1->ifd ) | |
11333 | { | |
11334 | close( gz1->ifd ); | |
11335 | gz1->ifd = 0; | |
11336 | } | |
11337 | ||
11338 | if ( gz1->ofd ) | |
11339 | { | |
11340 | close( gz1->ofd ); | |
11341 | gz1->ofd = 0; | |
11342 | } | |
11343 | ||
11344 | return 0; | |
11345 | } | |
11346 | } | |
11347 | ||
11348 | gz1->save_orig_name = 0; | |
11349 | ||
11350 | gz1->state = GZS_ZIP1; | |
11351 | ||
11352 | for (;;) | |
11353 | { | |
11354 | gzs_fsp( gz1 ); | |
11355 | ||
11356 | if ( gz1->done == 1 ) break; | |
11357 | } | |
11358 | ||
11359 | if ( gz1->ifd ) | |
11360 | { | |
11361 | close( gz1->ifd ); | |
11362 | gz1->ifd = 0; | |
11363 | } | |
11364 | ||
11365 | if ( gz1->ofd ) | |
11366 | { | |
11367 | close( gz1->ofd ); | |
11368 | gz1->ofd = 0; | |
11369 | } | |
11370 | ||
11371 | gzp->result_code = gz1->exit_code; | |
11372 | gzp->bytes_out = gz1->bytes_out; | |
11373 | ||
11374 | final_exit_code = (int) gz1->exit_code; | |
11375 | ||
11376 | gz1_cleanup( gz1 ); | |
11377 | ||
11378 | return final_exit_code; | |
11379 | } | |
11380 | ||
11381 | int gzs_fsp( PGZ1 gz1 ) | |
11382 | { | |
11383 | int rc=0; | |
11384 | ||
11385 | switch( gz1->state ) | |
11386 | { | |
11387 | case GZS_ZIP1: | |
11388 | ||
11389 | rc = gzs_zip1( gz1 ); | |
11390 | ||
11391 | break; | |
11392 | ||
11393 | case GZS_ZIP2: | |
11394 | ||
11395 | rc = gzs_zip2( gz1 ); | |
11396 | ||
11397 | break; | |
11398 | ||
11399 | case GZS_DEFLATE1: | |
11400 | ||
11401 | rc = gzs_deflate1( gz1 ); | |
11402 | ||
11403 | break; | |
11404 | ||
11405 | case GZS_DEFLATE2: | |
11406 | ||
11407 | rc = gzs_deflate2( gz1 ); | |
11408 | ||
11409 | break; | |
11410 | ||
11411 | default: | |
11412 | ||
11413 | gz1->done = 1; | |
11414 | ||
11415 | break; | |
11416 | } | |
11417 | ||
11418 | return( rc ); | |
11419 | } | |
11420 | ||
11421 | int gzs_zip1( PGZ1 gz1 ) | |
11422 | { | |
11423 | uch flags = 0; | |
11424 | ||
11425 | #ifdef FUTURE_USE | |
11426 | ush attr = 0; | |
11427 | ush deflate_flags = 0; | |
11428 | #endif | |
11429 | ||
11430 | gz1->outcnt = 0; | |
11431 | ||
11432 | gz1->method = DEFLATED; | |
11433 | ||
11434 | put_byte(GZIP_MAGIC[0]); | |
11435 | put_byte(GZIP_MAGIC[1]); | |
11436 | put_byte(DEFLATED); | |
11437 | ||
11438 | if ( gz1->save_orig_name ) | |
11439 | { | |
11440 | flags |= ORIG_NAME; | |
11441 | } | |
11442 | ||
11443 | put_byte(flags); | |
11444 | put_long(gz1->time_stamp); | |
11445 | ||
11446 | gz1->crc = -1; | |
11447 | ||
11448 | updcrc( gz1, NULL, 0 ); | |
11449 | ||
11450 | gz1->state = GZS_ZIP2; | |
11451 | ||
11452 | return 0; | |
11453 | } | |
11454 | ||
11455 | int gzs_zip2( PGZ1 gz1 ) | |
11456 | { | |
11457 | #ifdef FUTURE_USE | |
11458 | uch flags = 0; | |
11459 | #endif | |
11460 | ||
11461 | ush attr = 0; | |
11462 | ush deflate_flags = 0; | |
11463 | ||
11464 | bi_init( gz1, gz1->ofd ); | |
11465 | ct_init( gz1, &attr, &gz1->method ); | |
11466 | lm_init( gz1, gz1->level, &deflate_flags ); | |
11467 | put_byte((uch)deflate_flags); | |
11468 | ||
11469 | put_byte(OS_CODE); | |
11470 | ||
11471 | if ( gz1->save_orig_name ) | |
11472 | { | |
11473 | char *p = gz1_basename( gz1, gz1->ifname ); | |
11474 | ||
11475 | do { | |
11476 | put_char(*p); | |
11477 | ||
11478 | } while (*p++); | |
11479 | } | |
11480 | ||
11481 | gz1->header_bytes = (long)gz1->outcnt; | |
11482 | ||
11483 | gz1->state = GZS_DEFLATE1; | |
11484 | ||
11485 | return 0; | |
11486 | } | |
11487 | ||
11488 | int gzs_deflate1( PGZ1 gz1 ) | |
11489 | { | |
11490 | if ( !gz1->deflate1_initialized ) | |
11491 | { | |
11492 | gz1->deflate1_match_available = 0; | |
11493 | gz1->deflate1_match_length = MIN_MATCH-1; | |
11494 | gz1->deflate1_initialized = 1; | |
11495 | } | |
11496 | ||
11497 | if ( gz1->compr_level <= 3 ) | |
11498 | { | |
11499 | gz1->done = 1; | |
11500 | ||
11501 | return 0; | |
11502 | } | |
11503 | ||
11504 | if ( gz1->lookahead == 0 ) | |
11505 | { | |
11506 | if ( gz1->deflate1_match_available ) | |
11507 | { | |
11508 | ct_tally( gz1, 0, gz1->window[gz1->strstart-1] ); | |
11509 | } | |
11510 | ||
11511 | gz1->state = GZS_DEFLATE2; | |
11512 | ||
11513 | return (int) FLUSH_BLOCK(1); | |
11514 | } | |
11515 | ||
11516 | #ifdef STAY_HERE_FOR_A_CERTAIN_AMOUNT_OF_ITERATIONS | |
11517 | ||
11518 | while( iterations < max_iterations_per_yield ) | |
11519 | { | |
11520 | #endif | |
11521 | ||
11522 | gz1->ins_h = | |
11523 | (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[gz1->strstart+MIN_MATCH-1])) & HASH_MASK; | |
11524 | ||
11525 | prev[ gz1->strstart & WMASK ] = gz1->deflate1_hash_head = head[ gz1->ins_h ]; | |
11526 | ||
11527 | head[ gz1->ins_h ] = gz1->strstart; | |
11528 | ||
11529 | gz1->prev_length = gz1->deflate1_match_length, gz1->deflate1_prev_match = gz1->match_start; | |
11530 | gz1->deflate1_match_length = MIN_MATCH-1; | |
11531 | ||
11532 | if ( gz1->deflate1_hash_head != NIL && gz1->prev_length < gz1->max_lazy_match && | |
11533 | gz1->strstart - gz1->deflate1_hash_head <= MAX_DIST) | |
11534 | { | |
11535 | gz1->deflate1_match_length = longest_match( gz1, gz1->deflate1_hash_head ); | |
11536 | ||
11537 | if ( gz1->deflate1_match_length > gz1->lookahead ) | |
11538 | { | |
11539 | gz1->deflate1_match_length = gz1->lookahead; | |
11540 | } | |
11541 | ||
11542 | if (gz1->deflate1_match_length == MIN_MATCH && gz1->strstart-gz1->match_start > TOO_FAR) | |
11543 | { | |
11544 | gz1->deflate1_match_length--; | |
11545 | } | |
11546 | } | |
11547 | ||
11548 | if ( gz1->prev_length >= MIN_MATCH && gz1->deflate1_match_length <= gz1->prev_length ) | |
11549 | { | |
11550 | gz1->deflate1_flush = | |
11551 | ct_tally(gz1,gz1->strstart-1-gz1->deflate1_prev_match, gz1->prev_length - MIN_MATCH); | |
11552 | ||
11553 | gz1->lookahead -= ( gz1->prev_length - 1 ); | |
11554 | gz1->prev_length -= 2; | |
11555 | ||
11556 | do { | |
11557 | gz1->strstart++; | |
11558 | ||
11559 | gz1->ins_h = | |
11560 | (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[ gz1->strstart + MIN_MATCH-1])) & HASH_MASK; | |
11561 | ||
11562 | prev[ gz1->strstart & WMASK ] = gz1->deflate1_hash_head = head[gz1->ins_h]; | |
11563 | ||
11564 | head[ gz1->ins_h ] = gz1->strstart; | |
11565 | ||
11566 | } while (--gz1->prev_length != 0); | |
11567 | ||
11568 | gz1->deflate1_match_available = 0; | |
11569 | gz1->deflate1_match_length = MIN_MATCH-1; | |
11570 | ||
11571 | gz1->strstart++; | |
11572 | ||
11573 | if (gz1->deflate1_flush) FLUSH_BLOCK(0), gz1->block_start = gz1->strstart; | |
11574 | } | |
11575 | ||
11576 | else | |
11577 | { | |
11578 | if ( gz1->deflate1_match_available ) | |
11579 | { | |
11580 | if ( ct_tally( gz1, 0, gz1->window[gz1->strstart-1] ) ) | |
11581 | { | |
11582 | FLUSH_BLOCK(0), gz1->block_start = gz1->strstart; | |
11583 | } | |
11584 | ||
11585 | gz1->strstart++; | |
11586 | gz1->lookahead--; | |
11587 | } | |
11588 | else | |
11589 | { | |
11590 | gz1->deflate1_match_available = 1; | |
11591 | gz1->strstart++; | |
11592 | gz1->lookahead--; | |
11593 | } | |
11594 | ||
11595 | while (gz1->lookahead < MIN_LOOKAHEAD && !gz1->eofile ) | |
11596 | { | |
11597 | fill_window(gz1); | |
11598 | } | |
11599 | } | |
11600 | ||
11601 | return 0; | |
11602 | } | |
11603 | ||
11604 | int gzs_deflate2( PGZ1 gz1 ) | |
11605 | { | |
11606 | #if !defined(NO_SIZE_CHECK) && !defined(RECORD_IO) | |
11607 | if (gz1->ifile_size != -1L && gz1->isize != (ulg)gz1->ifile_size) | |
11608 | { | |
11609 | } | |
11610 | #endif | |
11611 | ||
11612 | put_long( gz1->crc ); | |
11613 | put_long( gz1->bytes_in ); | |
11614 | ||
11615 | gz1->header_bytes += 2*sizeof(long); | |
11616 | ||
11617 | flush_outbuf( gz1 ); | |
11618 | ||
11619 | gz1->done = 1; | |
11620 | ||
11621 | return OK; | |
11622 | } | |
11623 | ||
11624 | /*--------------------------------------------------------------------------*/ | |
11625 | /* COMPRESSION_SUPPORT: END */ | |
11626 | /*--------------------------------------------------------------------------*/ | |
11627 |