-
-/* ====================================================================
- *
- * MOD_GZIP.C - Version 1.3.19.1a
- *
- * This program was developed and is currently maintained by
- * Remote Communications, Inc.
- * Home page: http://www.RemoteCommunications.com
- *
- * Original author: Kevin Kiley, CTO, Remote Communications, Inc.
- * Email: Kiley@RemoteCommunications.com
- *
- * As of this writing there is an online support forum which
- * anyone may join by following the instructions found at...
- * http://lists.over.net/mailman/listinfo/mod_gzip
- *
- * ====================================================================
- */
-
-/* APACHE LICENSE: START
- *
- * Portions of this software are covered under the following license
- * which, as it states, must remain included in this source code
- * module and may not be altered in any way.
- */
-
-/* ====================================================================
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2000 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Apache" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- *
- * Portions of this software are based upon public domain software
- * originally written at the National Center for Supercomputing Applications,
- * University of Illinois, Urbana-Champaign.
- */
-
-/* APACHE LICENSE: END */
-
-#define CORE_PRIVATE
-
-#include "httpd.h"
-#include "http_config.h"
-#include "http_core.h"
-#include "http_log.h"
-#include "http_main.h"
-#include "http_protocol.h"
-#include "http_request.h"
-#include "util_script.h"
-
-extern API_VAR_EXPORT char ap_server_root[ MAX_STRING_LEN ];
-
-char mod_gzip_version[] = "1.3.19.1a";
-
-#define MOD_GZIP_VERSION_INFO_STRING "mod_gzip/1.3.19.1a"
-
-/*
- * Declare the NAME by which this module will be known.
- * This is the NAME that will be used in LoadModule command(s).
- */
-
-extern module MODULE_VAR_EXPORT gzip_module;
-
-/*
- * Turn MOD_GZIP_USES_APACHE_LOGS switch ON to include the
- * code that can update Apache logs with compression information.
- */
-
-#define MOD_GZIP_USES_APACHE_LOGS
-
-/*
- * Turn MOD_GZIP_DEBUG1 switch ON to include debug code.
- * This is normally OFF by default and should only be
- * used for diagnosing problems. The log output is
- * VERY detailed and the log files will be HUGE.
- */
-
-/*
-#define MOD_GZIP_DEBUG1
-*/
-
-/*
- * Turn MOD_GZIP_DEBUG1_VERBOSE1 switch ON to include
- * some VERY 'verbose' debug code such as request record
- * dumps during transactions and hex dumps of data.
- * This is normally OFF by default. MOD_GZIP_DEBUG1
- * switch must also be 'on' for this to have any effect.
- */
-
-#ifdef MOD_GZIP_DEBUG1
-#define MOD_GZIP_DEBUG1_VERBOSE1
-#endif
-
-/*
- * Turn this 'define' on to send all log output to
- * Apache error_log instead of a flat file. "LogLevel debug"
- * must be set in httpd.conf for log output to appear in error_log.
- */
-
-/*
-#define MOD_GZIP_LOG_IS_APACHE_LOG
-*/
-
-/*
- * Other globals...
- */
-
-#ifndef MOD_GZIP_MAX_PATH_LEN
-#define MOD_GZIP_MAX_PATH_LEN 512
-#endif
-
-#ifdef WIN32
-char mod_gzip_dirsep[]="\\";
-#else
-char mod_gzip_dirsep[]="/";
-#endif
-
-#define MOD_GZIP_IMAP_MAXNAMES 256
-#define MOD_GZIP_IMAP_MAXNAMELEN 90
-
-#define MOD_GZIP_IMAP_ISNONE 0
-#define MOD_GZIP_IMAP_ISMIME 1
-#define MOD_GZIP_IMAP_ISHANDLER 2
-#define MOD_GZIP_IMAP_ISFILE 3
-#define MOD_GZIP_IMAP_ISURI 4
-#define MOD_GZIP_IMAP_ISREQHEADER 5
-#define MOD_GZIP_IMAP_ISRSPHEADER 6
-#define MOD_GZIP_IMAP_ISPORT 7
-#define MOD_GZIP_IMAP_ISADDRESS 8
-
-#define MOD_GZIP_IMAP_STATIC1 9001
-#define MOD_GZIP_IMAP_DYNAMIC1 9002
-#define MOD_GZIP_IMAP_DYNAMIC2 9003
-#define MOD_GZIP_IMAP_DECLINED1 9004
-
-#define MOD_GZIP_REQUEST 9005
-#define MOD_GZIP_RESPONSE 9006
-
-typedef struct {
- int include;
- int type;
- int action;
- int direction;
- unsigned port;
- int len1;
- regex_t *pregex;
-
- char name[ MOD_GZIP_IMAP_MAXNAMELEN + 2 ];
- int namelen;
-} mod_gzip_imap;
-
-int mod_gzip_imap_size = (int) sizeof( mod_gzip_imap );
-
-#define MOD_GZIP_CONFIG_MODE_SERVER 1
-#define MOD_GZIP_CONFIG_MODE_DIRECTORY 2
-#define MOD_GZIP_CONFIG_MODE_COMBO 3
-
-typedef struct {
-
- int cmode;
-
- char *loc;
-
- int is_on;
- int is_on_set;
-
- int keep_workfiles;
- int keep_workfiles_set;
-
- int dechunk;
- int dechunk_set;
-
- int add_header_count;
- int add_header_count_set;
-
- int min_http;
- int min_http_set;
-
- long minimum_file_size;
- int minimum_file_size_set;
-
- long maximum_file_size;
- int maximum_file_size_set;
-
- long maximum_inmem_size;
- int maximum_inmem_size_set;
-
- char temp_dir[256]; /* Length is safety-checked during startup */
- int temp_dir_set;
-
- int imap_total_entries;
- int imap_total_ismime;
- int imap_total_isfile;
- int imap_total_isuri;
- int imap_total_ishandler;
- int imap_total_isreqheader;
- int imap_total_isrspheader;
-
- mod_gzip_imap imap[ MOD_GZIP_IMAP_MAXNAMES + 1 ];
-
- #define MOD_GZIP_COMMAND_VERSION_USED
- #ifdef MOD_GZIP_COMMAND_VERSION_USED
- #define MOD_GZIP_COMMAND_VERSION 8001
- #define MOD_GZIP_COMMAND_VERSION_MAXLEN 128
- char command_version[ MOD_GZIP_COMMAND_VERSION_MAXLEN + 1 ];
- int command_version_set;
- #endif
-
- #define MOD_GZIP_CAN_NEGOTIATE
- #ifdef MOD_GZIP_CAN_NEGOTIATE
- int can_negotiate;
- int can_negotiate_set;
- #endif
-
-} mod_gzip_conf;
-
-long mod_gzip_iusn = 0;
-
-int mod_gzip_strncmp( char *s1, char *s2, int len1 );
-int mod_gzip_strnicmp( char *s1, char *s2, int len1 );
-int mod_gzip_strcpy( char *s1, char *s2 );
-int mod_gzip_strcat( char *s1, char *s2 );
-int mod_gzip_strlen( char *s1 );
-int mod_gzip_stringcontains( char *source, char *substring );
-int mod_gzip_strendswith( char *s1, char *s2, int ignorcase );
-
-#ifdef MOD_GZIP_CAN_NEGOTIATE
-int mod_gzip_check_for_precompressed_file( request_rec *r );
-#endif
-
-int mod_gzip_create_unique_filename(
-char *prefix,
-char *target,
-int targetmaxlen
-);
-
-int mod_gzip_delete_file(
-request_rec *r,
-char *filename
-);
-
-int mod_gzip_flush_and_update_counts(
-request_rec *r,
-mod_gzip_conf *dconf,
-long total_header_bytes_sent,
-long total_body_bytes_sent
-);
-
-long mod_gzip_sendfile1(
-request_rec *r,
-char *input_filename,
-FILE *ifh_passed,
-long starting_offset
-);
-
-int mod_gzip_sendfile2(
-request_rec *r,
-mod_gzip_conf *dconf,
-char *input_filename
-);
-
-int mod_gzip_dyn1_getfdo1(
-request_rec *r,
-char *filename
-);
-
-int mod_gzip_redir1_handler(
-request_rec *r,
-mod_gzip_conf *dconf
-);
-
-long mod_gzip_send(
-char *buf,
-long buflen,
-request_rec *r
-);
-
-int mod_gzip_encode_and_transmit(
-request_rec *r,
-mod_gzip_conf *dconf,
-char *source,
-int source_is_a_file,
-long input_size,
-int nodecline,
-long header_length,
-char *result_prefix_string
-);
-
-typedef struct _GZP_CONTROL {
-
- int decompress;
-
- int input_ismem;
- char *input_ismem_ibuf;
- long input_ismem_ibuflen;
-
- char input_filename[ MOD_GZIP_MAX_PATH_LEN + 2 ];
-
- long input_offset;
-
- int output_ismem;
- char *output_ismem_obuf;
- long output_ismem_obuflen;
-
- char output_filename[ MOD_GZIP_MAX_PATH_LEN + 2 ];
-
- int result_code;
- long bytes_out;
-
-} GZP_CONTROL;
-
-int gzp_main( request_rec *, GZP_CONTROL *gzp );
-
-char mod_gzip_check_permissions[] =
-"Make sure all named directories exist and have the correct permissions.";
-
-#ifdef MOD_GZIP_DEBUG1
-
-server_rec *mod_gzip_server_now = 0;
-
-const char *npp( const char *s )
-{
- /* NOTE: This 'Null Pointer Protection' call is really only */
- /* needed for the Solaris Operating System which seems to have */
- /* some kind of problem handling NULL pointers passed to certain */
- /* STDLIB calls. Sloaris will GP fault where all other OS's are OK. */
-
- if ( s ) return s;
- else return "NULL";
-}
-
-#ifdef MOD_GZIP_LOG_IS_APACHE_LOG
-
-void mod_gzip_printf( const char *fmt, ... )
-{
- int l;
-
- va_list ap;
-
- char log_line[2048];
-
- va_start( ap, fmt );
-
- l = vsprintf( log_line, fmt, ap );
-
- va_end(ap);
-
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_DEBUG, mod_gzip_server_now, log_line);
-
- return;
-}
-
-#else
-
-void mod_gzip_printf( const char *fmt, ... )
-{
- int l;
- char *p1;
- FILE *log;
-
- va_list ap;
-
- char logname[256];
- char log_line[4096];
-
- #ifdef WIN32
- long pid = GetCurrentProcessId();
- #else
- long pid = (long) getpid();
- #endif
-
- #ifdef WIN32
- sprintf( logname, "c:\\temp\\t%ld.log",(long)pid);
- #else
- sprintf( logname, "/tmp/t%ld.log",(long)pid);
- #endif
-
- log = fopen( logname,"a" );
-
- if ( !log )
- {
- return;
- }
-
- va_start( ap, fmt );
-
- l = vsprintf(log_line, fmt, ap);
-
- p1=log_line;
- while((*p1!=0)&&(*p1!=13)&&(*p1!=10)) p1++;
- *p1=0;
-
- fprintf( log, "%s\n", log_line );
-
- fclose( log );
-
- va_end(ap);
-
- return;
-}
-
-#endif
-
-void mod_gzip_hexdump( char *buffer, int buflen )
-{
- int i,o1,o2,o3;
-
- int len1;
- int len2;
-
- char ch1;
- char ch2;
- char s[40];
- char l1[129];
- char l2[129];
- char l3[300];
-
- long offset1=0L;
-
- o1=0;
- o2=0;
- o3=0;
-
- l1[0] = 0;
- l2[0] = 0;
- l3[0] = 0;
-
- offset1 = 0;
-
- for ( i=0; i<buflen; i++ )
- {
- ch1 = (char) *buffer++;
-
- #define DUMPIT_ASTERISK 42
- #define DUMPIT_LAPOSTROPHE 96
- #define DUMPIT_RAPOSTROPHE 39
- #define DUMPIT_PERIOD 46
- #define DUMPIT_CR 67
- #define DUMPIT_LF 76
-
- #ifdef MASK_ONLY_CERTAIN_CHARS
- if ( ch1 == 0 ) ch2 = DUMPIT_PERIOD;
- else if ( ch1 == 13 ) ch2 = DUMPIT_CR;
- else if ( ch1 == 10 ) ch2 = DUMPIT_LF;
- else if ( ch1 == 9 ) ch2 = DUMPIT_LAPOSTROPHE;
- else ch2 = ch1;
- #endif
-
- #define MASK_ALL_NON_PRINTABLE_CHARS
- #ifdef MASK_ALL_NON_PRINTABLE_CHARS
-
- if ( ch1 == 13 ) ch2 = DUMPIT_CR;
- else if ( ch1 == 10 ) ch2 = DUMPIT_LF;
- else if ( ch1 < 32 ) ch2 = DUMPIT_PERIOD;
- else if ( ch1 > 126) ch2 = DUMPIT_LAPOSTROPHE;
- else if ( ch1 == 37 ) ch2 = DUMPIT_ASTERISK;
- else if ( ch1 == 92 ) ch2 = DUMPIT_ASTERISK;
- else ch2 = ch1;
-
- #endif
-
- l2[o2++] = ch2;
-
- sprintf( s, "%02X", ch1 );
-
- if ( mod_gzip_strlen(s) > 2 ) s[2]=0;
-
- len1 = mod_gzip_strlen(s);
- len2 = mod_gzip_strlen(l1);
-
- if ( mod_gzip_strlen(l1) < (int)(sizeof(l1) - (len1+1)) )
- {
- strcat( l1, s );
- strcat( l1, " " );
- }
-
- if ( o2 >= 16 )
- {
- l2[o2]=0;
-
- mod_gzip_printf( "%6lu| %-49.49s| %-16.16s |", offset1, l1, l2 );
-
- offset1 += o2;
-
- o1=0;
- o2=0;
- o3=0;
-
- l1[0] = 0;
- l2[0] = 0;
- l3[0] = 0;
- }
- }
-
- if ( o2 > 0 )
- {
- l2[o2]=0;
-
- mod_gzip_printf( "%6lu| %-49.49s| %-16.16s |", offset1, l1, l2 );
-
- offset1 += o2;
-
- o1 = o2 = o3 = 0;
-
- l1[0] = 0;
- l2[0] = 0;
- l3[0] = 0;
- }
-}
-
-int mod_gzip_log_comerror( request_rec *r, char *p, int error )
-{
- int i=0;
- char b[3][90];
-
- b[0][0]=0;
- b[1][0]=0;
- b[2][0]=0;
-
- #if defined(WIN32) || defined(NETWARE)
-
- if ( error == WSANOTINITIALISED )
- {
- sprintf(b[0],"%s * WSANOTINITIALISED",p);
- sprintf(b[1],"%s * A successful WSAStartup() must occur",p);
- sprintf(b[2],"%s * before using this WINSOCK API call.",p);
- }
- else if ( error == WSAENETDOWN )
- {
- sprintf(b[0],"%s * WSAENETDOWN",p);
- sprintf(b[1],"%s * The Windows Sockets implementation has detected",p);
- sprintf(b[2],"%s * that the network subsystem has failed.",p);
- }
- else if ( error == WSAENOTCONN )
- {
- sprintf(b[0],"%s * WSAENOTCONN",p);
- sprintf(b[1],"%s * The socket is not connected.",p);
- }
- else if ( error == WSAEINTR )
- {
- sprintf(b[0],"%s * WSAEINTR",p);
- sprintf(b[1],"%s * The (blocking) call was cancelled",p);
- sprintf(b[2],"%s * via WSACancelBlockingCall()",p);
- }
- else if ( error == WSAEINPROGRESS )
- {
- sprintf(b[0],"%s * WSAEINPROGRESS",p);
- sprintf(b[1],"%s * A blocking Windows Sockets operation",p);
- sprintf(b[2],"%s * is in progress.",p);
- }
- else if ( error == WSAENOTSOCK )
- {
- sprintf(b[0],"%s * WSAENOTSOCK",p);
- sprintf(b[1],"%s * The descriptor is not a socket.",p);
- }
- else if ( error == WSAEOPNOTSUPP )
- {
- sprintf(b[0],"%s * WSAEOPNOTSUPP",p);
- sprintf(b[1],"%s * MSG_OOB was specified, but the socket is",p);
- sprintf(b[2],"%s * not of type SOCK_STREAM.",p);
- }
- else if ( error == WSAESHUTDOWN )
- {
- sprintf(b[0],"%s * WSAESHUTDOWN",p);
- sprintf(b[1],"%s * The socket has been shutdown.",p);
- }
- else if ( error == WSAEWOULDBLOCK )
- {
- sprintf(b[0],"%s * WSAEWOULDBLOCK",p);
- sprintf(b[1],"%s * The socket is marked as non-blocking",p);
- sprintf(b[2],"%s * and receive operation would block.",p);
- }
- else if ( error == WSAEMSGSIZE )
- {
- sprintf(b[0],"%s * WSAEMSGSIZE",p);
- sprintf(b[1],"%s * The datagram was too large to",p);
- sprintf(b[2],"%s * fit into the specified buffer.",p);
- }
- else if ( error == WSAEINVAL )
- {
- sprintf(b[0],"%s * WSAEINVAL",p);
- sprintf(b[1],"%s * The socket has not been bound with bind().",p);
- }
- else if ( error == WSAECONNABORTED )
- {
- sprintf(b[0],"%s * WSAECONNABORTED",p);
- sprintf(b[1],"%s * The virtual circuit was aborted",p);
- sprintf(b[2],"%s * due to timeout or other failure.",p);
- }
- else if ( error == WSAECONNRESET )
- {
- sprintf(b[0],"%s * WSAECONNRESET",p);
- sprintf(b[1],"%s * The virtual circuit was reset by the remote side.",p);
- }
- else
- {
- sprintf(b[0],"%s * WSA????",p);
- sprintf(b[1],"%s * Unexpected WINSOCK error code %d",p,error);
- }
-
- #else
-
- if ( error == EBADF ) sprintf(b[0],"%s * EBADF", p );
- else if ( error == EAGAIN ) sprintf(b[0],"%s * EAGAIN",p );
- else if ( error == EDQUOT ) sprintf(b[0],"%s * EDQUOT",p );
- else if ( error == EFAULT ) sprintf(b[0],"%s * EFAULT",p );
- else if ( error == EFBIG ) sprintf(b[0],"%s * EFBIG", p );
- else if ( error == EINTR ) sprintf(b[0],"%s * EINTR", p );
- else if ( error == EINVAL ) sprintf(b[0],"%s * EINVAL",p );
- else if ( error == EIO ) sprintf(b[0],"%s * EIO", p );
- else if ( error == ENOSPC ) sprintf(b[0],"%s * ENOSPC",p );
- else if ( error == ENXIO ) sprintf(b[0],"%s * ENXIO", p );
- else if ( error == EPIPE ) sprintf(b[0],"%s * EPIPE", p );
- else if ( error == ERANGE ) sprintf(b[0],"%s * ERANGE",p );
- else if ( error == EINVAL ) sprintf(b[0],"%s * EINVAL",p );
- else if ( error == EWOULDBLOCK ) sprintf(b[0],"%s * EWOULDBLOCK",p );
-
- else
- {
- sprintf(b[0],"%s * E???? Unexpected error code %d",p,error);
- }
-
- #endif
-
- for ( i=0; i<3; i++ )
- {
- if ( b[i][0] != 0 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf("%s",npp(b[i]));
- #endif
- }
- }
-
- return( 1 );
-}
-
-int mod_gzip_translate_comerror( int error, char *buf )
-{
- char bb[40];
-
- if ( buf == 0 )
- {
- return 0;
- }
-
- #if defined(WIN32) || defined(NETWARE)
-
- if ( error == WSANOTINITIALISED ) sprintf(bb,"WSANOTINITIALISED");
- else if ( error == WSAENETDOWN ) sprintf(bb,"WSAENETDOWN");
- else if ( error == WSAENOTCONN ) sprintf(bb,"WSAENOTCONN");
- else if ( error == WSAEINTR ) sprintf(bb,"WSAEINTR");
- else if ( error == WSAEINPROGRESS ) sprintf(bb,"WSAEINPROGRESS");
- else if ( error == WSAENOTSOCK ) sprintf(bb,"WSAENOTSOCK");
- else if ( error == WSAEOPNOTSUPP ) sprintf(bb,"WSAEOPNOTSUPP");
- else if ( error == WSAESHUTDOWN ) sprintf(bb,"WSAESHUTDOWN");
- else if ( error == WSAEWOULDBLOCK ) sprintf(bb,"WSAEWOULDBLOCK");
- else if ( error == WSAEMSGSIZE ) sprintf(bb,"WSAEMSGSIZE");
- else if ( error == WSAEINVAL ) sprintf(bb,"WSAEINVAL");
- else if ( error == WSAECONNABORTED ) sprintf(bb,"WSAECONNABORTED");
- else if ( error == WSAECONNRESET ) sprintf(bb,"WSAECONNRESET");
- else sprintf(bb,"%d=WSA????",error);
-
- #else
-
- if ( error == EBADF ) sprintf(bb,"EBADF" );
- else if ( error == EAGAIN ) sprintf(bb,"EAGAIN" );
- else if ( error == EDQUOT ) sprintf(bb,"EDQUOT" );
- else if ( error == EFAULT ) sprintf(bb,"EFAULT" );
- else if ( error == EFBIG ) sprintf(bb,"EFBIG" );
- else if ( error == EINTR ) sprintf(bb,"EINTR" );
- else if ( error == EINVAL ) sprintf(bb,"EINVAL" );
- else if ( error == EIO ) sprintf(bb,"EIO" );
- else if ( error == ENOSPC ) sprintf(bb,"ENOSPC" );
- else if ( error == ENXIO ) sprintf(bb,"ENXIO" );
- else if ( error == EPIPE ) sprintf(bb,"EPIPE" );
- else if ( error == ERANGE ) sprintf(bb,"ERANGE" );
- else if ( error == EINVAL ) sprintf(bb,"EINVAL" );
- else if ( error == EWOULDBLOCK ) sprintf(bb,"EWOULDBLOCK" );
- else sprintf(bb,"%d=E????",error);
-
- #endif
-
- mod_gzip_strcpy( buf, bb );
-
- return( 1 );
-}
-
-#endif
-
-int mod_gzip_validate1(
-request_rec *r,
-mod_gzip_conf *mgc,
-char *r__filename,
-char *r__uri,
-char *r__content_type,
-char *r__handler,
-char *fieldkey,
-char *fieldstring,
-int direction
-)
-{
- int x = 0;
- int clen = 0;
- int hlen = 0;
- int flen = 0;
- int ulen = 0;
- int pass = 0;
- int passes = 2;
- char *this_name = 0;
- int this_type = 0;
- int this_len1 = 0;
- int this_action = 0;
- int this_include = 0;
- char *checktarget = 0;
- int pass_result = 0;
- int action_value = 0;
- int filter_value = 0;
- int type_to_match = 0;
- int ok_to_check_it = 0;
- int http_field_check = 0;
- int item_is_included = 0;
- int item_is_excluded = 0;
- int type_is_included = 0;
-
- regex_t *this_pregex = NULL;
- int regex_error = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_validate1()";
- #endif
-
- if ( r__filename ) flen = mod_gzip_strlen( (char *) r__filename );
- if ( r__uri ) ulen = mod_gzip_strlen( (char *) r__uri );
- if ( r__content_type ) clen = mod_gzip_strlen( (char *) r__content_type );
- if ( r__handler ) hlen = mod_gzip_strlen( (char *) r__handler );
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: Entry...",cn);
- mod_gzip_printf( "%s: r__filename = [%s]",cn,npp(r__filename));
- mod_gzip_printf( "%s: flen = %d", cn,flen);
- mod_gzip_printf( "%s: r__uri = [%s]",cn,npp(r__uri));
- mod_gzip_printf( "%s: ulen = %d", cn,ulen);
- mod_gzip_printf( "%s: r__content_type = [%s]",cn,npp(r__content_type));
- mod_gzip_printf( "%s: clen = %d", cn,clen);
- mod_gzip_printf( "%s: r__handler = [%s]",cn,npp(r__handler));
- mod_gzip_printf( "%s: hlen = %d", cn,hlen);
- mod_gzip_printf( "%s: fieldkey = [%s]",cn,npp(fieldkey));
- mod_gzip_printf( "%s: fieldstring = [%s]",cn,npp(fieldstring));
- mod_gzip_printf( "%s: direction = %d", cn,direction);
-
- #endif
-
- if ( ( fieldkey ) && ( fieldstring ) )
- {
- http_field_check = 1;
-
- passes = 1;
-
- if ( direction == MOD_GZIP_REQUEST )
- {
- type_to_match = MOD_GZIP_IMAP_ISREQHEADER;
- }
- else if ( direction == MOD_GZIP_RESPONSE )
- {
- type_to_match = MOD_GZIP_IMAP_ISRSPHEADER;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Invalid 'direction' value.",cn);
- mod_gzip_printf( "%s: Must be MOD_GZIP_REQUEST or MOD_GZIP_RESPONSE",cn);
- mod_gzip_printf( "%s: Exit > return( MOD_GZIP_IMAP_DECLINED1 ) >",cn);
- #endif
-
- return( MOD_GZIP_IMAP_DECLINED1 );
- }
- }
-
- else if ( ( hlen == 0 ) && ( clen == 0 ) && ( flen == 0 ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: hlen = 0 = No handler name passed...",cn);
- mod_gzip_printf( "%s: clen = 0 = No valid content-type passed",cn);
- mod_gzip_printf( "%s: flen = 0 = No valid filename passed",cn);
- mod_gzip_printf( "%s: There is nothing we can use to search",cn);
- mod_gzip_printf( "%s: for a match in the inclusion/exclusion list.",cn);
- mod_gzip_printf( "%s: Exit > return( MOD_GZIP_IMAP_DECLINED1 ) >",cn);
- #endif
-
- return( MOD_GZIP_IMAP_DECLINED1 );
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: passes = %d", cn,
- (int) passes );
- mod_gzip_printf( "%s: http_field_check = %d", cn,
- (int) http_field_check );
- mod_gzip_printf( "%s: mgc->imap_total_entries = %d", cn,
- (int) mgc->imap_total_entries );
- #endif
-
- for ( pass=0; pass<passes; pass++ )
- {
- pass_result = 0;
-
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ",cn);
- #endif
- #endif
-
- filter_value = pass;
-
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: pass = %d", cn, pass );
- mod_gzip_printf( "%s: filter_value = %d", cn, filter_value );
- mod_gzip_printf( "%s: mgc->imap_total_entries = %d", cn,
- (int) mgc->imap_total_entries );
- #endif
- #endif
-
- for ( x=0; x < mgc->imap_total_entries; x++ )
- {
- this_include = mgc->imap[x].include;
- this_type = mgc->imap[x].type;
- this_action = mgc->imap[x].action;
-
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: --------------------------------------------",cn);
- mod_gzip_printf( "%s: http_field_check = %d", cn,http_field_check );
-
- if ( http_field_check )
- {
- mod_gzip_printf( "%s: fieldkey = [%s]",cn,npp(fieldkey));
- mod_gzip_printf( "%s: fieldstring = [%s]",cn,npp(fieldstring));
- }
- else
- {
- mod_gzip_printf( "%s: r__filename = [%s]",cn,npp(r__filename));
- mod_gzip_printf( "%s: r__uri = [%s]",cn,npp(r__uri));
- mod_gzip_printf( "%s: r__content_type = [%s]",cn,npp(r__content_type));
- mod_gzip_printf( "%s: r__handler = [%s]",cn,npp(r__handler));
- }
-
- if ( this_include == 0 )
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].include = %d EXCLUDE",cn,x,this_include);
- }
- else if ( this_include == 1 )
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].include = %d INCLUDE",cn,x,this_include);
- }
- else
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].include = %d ??? UNKNOWN VALUE",cn,x,this_include);
- }
-
- if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISMIME )
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISMIME",
- cn,x,this_type);
- }
- else if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISHANDLER )
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISHANDLER",
- cn,x,this_type);
- }
- else if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISFILE )
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISFILE",
- cn,x,this_type);
- }
- else if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISURI )
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISURI",
- cn,x,this_type);
- }
- else if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISREQHEADER )
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISREQHEADER",
- cn,x,this_type);
- }
- else if ( mgc->imap[x].type == MOD_GZIP_IMAP_ISRSPHEADER )
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_ISRSPHEADER",
- cn,x,this_type);
- }
- else
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].type = %d MOD_GZIP_IMAP_IS??? Unknown type",
- cn,x,this_type);
- }
-
- if ( mgc->imap[x].action == MOD_GZIP_IMAP_STATIC1 )
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].action = %d MOD_GZIP_IMAP_STATIC1",
- cn,x,this_action);
- }
- else if ( mgc->imap[x].action == MOD_GZIP_IMAP_DYNAMIC1 )
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].action = %d MOD_GZIP_IMAP_DYNAMIC1",
- cn,x,this_action);
- }
- else if ( mgc->imap[x].action == MOD_GZIP_IMAP_DYNAMIC2 )
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].action = %d MOD_GZIP_IMAP_DYNAMIC2",
- cn,x,this_action);
- }
- else
- {
- mod_gzip_printf( "%s: mgc->imap[%3.3d].action = %d MOD_GZIP_IMAP_??? Unknown action",
- cn,x,this_action);
- }
-
- mod_gzip_printf( "%s: mgc->imap[%3.3d].name = [%s]",cn,x,npp(mgc->imap[x].name));
- mod_gzip_printf( "%s: mgc->imap[%3.3d].namelen = %d", cn,x,mgc->imap[x].namelen);
-
- #endif
- #endif
-
- if ( this_include == filter_value )
- {
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: This record matches filter_value %d",
- cn, filter_value );
- mod_gzip_printf( "%s: The record will be checked...",cn);
- #endif
- #endif
-
- type_is_included = 0;
- checktarget = 0;
-
- if ( http_field_check )
- {
- if ( this_type == type_to_match )
- {
- type_is_included = 1;
-
- checktarget = (char *) fieldstring;
- }
- }
- else
- {
- if ( ( this_type == MOD_GZIP_IMAP_ISMIME ) &&
- ( clen > 0 ) )
- {
- type_is_included = 1;
-
- checktarget = r__content_type;
- }
- else if ( ( this_type == MOD_GZIP_IMAP_ISFILE ) &&
- ( flen > 0 ) )
- {
- type_is_included = 1;
-
- checktarget = r__filename;
- }
- else if ( ( this_type == MOD_GZIP_IMAP_ISURI ) &&
- ( ulen > 0 ) )
- {
- type_is_included = 1;
-
- checktarget = r__uri;
- }
- else if ( ( this_type == MOD_GZIP_IMAP_ISHANDLER ) &&
- ( hlen > 0 ) )
- {
- type_is_included = 1;
-
- checktarget = r__handler;
- }
- }
-
- if ( type_is_included )
- {
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: type_is_included = %d = YES",cn,type_is_included);
- #endif
- #endif
-
- this_name = mgc->imap[x].name;
- this_len1 = mgc->imap[x].len1;
- this_pregex = mgc->imap[x].pregex;
-
- ok_to_check_it = 1;
-
- if ( http_field_check )
- {
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: fieldkey = [%s]",cn,npp(fieldkey));
- mod_gzip_printf( "%s: this_name = [%s]",cn,npp(this_name));
- mod_gzip_printf( "%s: this_len1 = %d", cn,this_len1);
- mod_gzip_printf( "%s: Call mod_gzip_strnicmp(fieldkey,this_name,this_len1)...",cn);
- #endif
- #endif
-
- if ( mod_gzip_strnicmp( fieldkey, this_name, this_len1 )==0)
- {
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... mod_gzip_strnicmp() = TRUE",cn);
- mod_gzip_printf( "%s: .... Field key name MATCHES",cn);
- #endif
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... mod_gzip_strnicmp() = FALSE",cn);
- mod_gzip_printf( "%s: .... Field key name does NOT MATCH",cn);
- #endif
- #endif
-
- ok_to_check_it = 0;
- }
- }
-
- if ( ok_to_check_it )
- {
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ok_to_check_it = %d = YES",cn,ok_to_check_it);
- #endif
- #endif
-
- if ( ( this_pregex ) && ( checktarget ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'this_pregex' is NON-NULL",cn);
- mod_gzip_printf( "%s: Performing regular expression check...",cn);
- mod_gzip_printf( "%s: Call ap_regexec( this_name=[%s], checktarget=[%s] )",
- cn, npp(this_name), npp(checktarget) );
- #endif
-
- regex_error =
- ap_regexec(
- this_pregex, checktarget, 0, (regmatch_t *) NULL, 0 );
-
- if ( regex_error == 0 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: YYYY regex_error = %d = MATCH!",cn,regex_error);
- #endif
-
- pass_result = 1;
- action_value = this_action;
- break;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: NNNN regex_error = %d = NO MATCH!",cn,regex_error);
- #endif
- }
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
-
- if ( !this_pregex )
- {
- mod_gzip_printf( "%s: 'this_pregex' is NULL",cn);
- }
- if ( !checktarget )
- {
- mod_gzip_printf( "%s: 'checktarget' is NULL",cn);
- }
-
- mod_gzip_printf( "%s: No regular expression check performed",cn);
-
- #endif
- }
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ok_to_check_it = %d = NO",cn,ok_to_check_it);
- mod_gzip_printf( "%s: The record has been SKIPPED...",cn);
- #endif
- #endif
- }
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: type_is_included = %d = NO",cn,type_is_included);
- mod_gzip_printf( "%s: The record has been SKIPPED...",cn);
- #endif
- #endif
- }
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: This record does NOT match filter_value %d",
- cn, filter_value );
- mod_gzip_printf( "%s: The record has been SKIPPED...",cn);
- #endif
- #endif
- }
- }
-
- #ifdef MOD_GZIP_DEBUG1_VALIDATE1_VERBOSE1
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: --------------------------------------------",cn);
- mod_gzip_printf( "%s: pass_result = %d",cn,pass_result);
- #endif
- #endif
-
- if ( pass_result )
- {
- if ( pass == 0 ) item_is_excluded = 1;
- else item_is_included = 1;
-
- break;
- }
-
- }/* End 'for ( pass=0; pass<passes; pass++ )' */
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: item_is_excluded = %d",cn,item_is_excluded);
- mod_gzip_printf( "%s: item_is_included = %d",cn,item_is_included);
- #endif
-
- if ( item_is_excluded )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: The item is EXCLUDED...",cn);
- mod_gzip_printf( "%s: Exit > return( MOD_GZIP_IMAP_DECLINED1 ) >",cn);
- #endif
-
- return( MOD_GZIP_IMAP_DECLINED1 );
- }
-
- else if ( item_is_included )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: The item is INCLUDED...",cn);
- mod_gzip_printf( "%s: Exit > return( 1 ) >",cn);
- #endif
-
- return action_value;
- }
-
- if ( http_field_check )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ?? Status unknown ?? Default is to 'accept'...",cn);
- mod_gzip_printf( "%s: Exit > return( MOD_GZIP_IMAP_STATIC1 ) >",cn);
- #endif
-
- return MOD_GZIP_IMAP_STATIC1;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( MOD_GZIP_IMAP_DECLINED1 ) >",cn);
- #endif
-
- return( MOD_GZIP_IMAP_DECLINED1 );
-}
-
-
-/* NOTE: If API_VAR_EXPORT prefix is not used for 'top_module' */
-/* declaration then MSVC 6.0 will give 'incosistent DLL linkage' */
-/* warning during WIN32 compile... */
-
-extern API_VAR_EXPORT module *top_module;
-
-struct _table {
- array_header a;
-#ifdef MAKE_TABLE_PROFILE
- void *creator;
-#endif
-};
-typedef struct _table _table;
-
-#ifdef MOD_GZIP_DEBUG1
-
-int mod_gzip_dump_a_table( request_rec *r, _table *t )
-{
- table_entry *elts = (table_entry *) t->a.elts;
- int i;
-
- char cn[]="mod_gzip_dump_a_table()";
-
- for ( i = 0; i < t->a.nelts; i++ )
- {
- mod_gzip_printf( "%s: %3.3d key=[%s] val=[%s]",
- cn,i,npp(elts[i].key),npp(elts[i].val));
- }
-
- return 0;
-}
-
-#endif
-
-#define MOD_GZIP_RUN_TYPE_CHECKERS 1
-#define MOD_GZIP_RUN_TRANSLATE_HANDLERS 2
-
-int mod_gzip_run_handlers( request_rec *r, int flag1 )
-{
- int rc;
- int count=0;
- int runit=0;
- int handler_is_present=0;
-
- module *modp;
-
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- const handler_rec *handp;
- char cn[]="mod_gzip_run_handlers()";
- #endif
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_server_now = r->server;
- mod_gzip_printf( "%s: Entry...",cn);
- mod_gzip_printf( "%s: *IN: r->uri =[%s]", cn, npp(r->uri));
- mod_gzip_printf( "%s: *IN: r->unparsed_uri =[%s]", cn, npp(r->unparsed_uri));
- mod_gzip_printf( "%s: *IN: r->filename =[%s]", cn, npp(r->filename));
- mod_gzip_printf( "%s: *IN: r->handler =[%s]", cn, npp(r->handler));
- mod_gzip_printf( "%s: *IN: r->content_type =[%s]", cn, npp(r->content_type));
- #endif
- #endif
-
- if ( flag1 == MOD_GZIP_RUN_TYPE_CHECKERS )
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: flag1 = %d = MOD_GZIP_RUN_TYPE_CHECKERS",cn,flag1);
- #endif
- #endif
- }
- else if ( flag1 == MOD_GZIP_RUN_TRANSLATE_HANDLERS )
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: flag1 = %d = MOD_GZIP_RUN_TRANSLATE_HANDLERS",cn,flag1);
- #endif
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: flag1 = %d = MOD_GZIP_RUN_??? Unknown value",cn,flag1);
- mod_gzip_printf( "%s: ERROR: Exit > return( DECLINED ) >",cn);
- #endif
- #endif
-
- return( DECLINED );
- }
-
- for ( modp = top_module; modp; modp = modp->next )
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: count=%4.4d modp = %10.10ld modp->name=[%s]",
- cn,count,(long)modp,npp(modp->name));
- #endif
- #endif
-
- runit = 0;
-
- if ( modp )
- {
- runit = 1;
-
- if ( modp == &gzip_module )
- {
- runit = 0;
- }
-
- #ifdef FUTURE_USE
- if ( mod_gzip_strnicmp( (char *) modp->name, "mod_gzip.c",10)==0)
- {
- runit = 0;
- }
- #endif
- }
-
- if ( runit )
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
-
- mod_gzip_printf( "%s: ++++++++++ MODULE FOUND!...",cn);
- mod_gzip_printf( "%s: ++++++++++ modp->module_index = %d",cn,(int)modp->module_index);
-
- #ifdef REFERENCE
-
- typedef struct {
- const char *content_type;
- int (*handler) (request_rec *);
- } handler_rec;
-
- typedef struct module_struct {
- ...
- const handler_rec *handlers;
- ...
- }module;
-
- #endif
-
- mod_gzip_printf( "%s: ++++++++++ METHODS",cn);
- mod_gzip_printf( "%s: ++++++++++ modp->translate_handler = %ld",cn,(long)modp->translate_handler);
- mod_gzip_printf( "%s: ++++++++++ modp->ap_check_user_id = %ld",cn,(long)modp->ap_check_user_id);
- mod_gzip_printf( "%s: ++++++++++ modp->auth_checker = %ld",cn,(long)modp->auth_checker);
- mod_gzip_printf( "%s: ++++++++++ modp->access_checker = %ld",cn,(long)modp->access_checker);
- mod_gzip_printf( "%s: ++++++++++ modp->type_checker = %ld",cn,(long)modp->type_checker);
- mod_gzip_printf( "%s: ++++++++++ modp->fixer_upper = %ld",cn,(long)modp->fixer_upper);
- mod_gzip_printf( "%s: ++++++++++ modp->logger = %ld",cn,(long)modp->logger);
- mod_gzip_printf( "%s: ++++++++++ modp->header_parser = %ld",cn,(long)modp->header_parser);
- mod_gzip_printf( "%s: .......... CONTENT HANDLERS",cn);
-
- if ( !modp->handlers )
- {
- mod_gzip_printf( "%s: .......... NO CONTENT HANDLERS!",cn);
- }
- else
- {
- for ( handp = modp->handlers; handp->content_type; ++handp )
- {
- mod_gzip_printf( "%s: .......... handp->content_type = [%s]",
- cn,npp(handp->content_type));
- mod_gzip_printf( "%s: .......... handp->handler = %ld",
- cn,(long)handp->handler);
- }
- }
-
- #endif
- #endif
-
- handler_is_present = 0;
-
- if ( flag1 == MOD_GZIP_RUN_TYPE_CHECKERS )
- {
- if ( modp->type_checker ) handler_is_present = 1;
- }
- else if ( flag1 == MOD_GZIP_RUN_TRANSLATE_HANDLERS )
- {
- if ( modp->translate_handler ) handler_is_present = 1;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: handler_is_present = %d ",
- cn, handler_is_present);
- #endif
- #endif
-
- if ( handler_is_present )
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
-
- mod_gzip_printf( "%s: 'handler_is_present' is TRUE...",cn);
-
- mod_gzip_printf( "%s: r->filename = [%s]",cn,npp(r->filename));
- mod_gzip_printf( "%s: r->uri = [%s]",cn,npp(r->uri));
- mod_gzip_printf( "%s: r->handler = [%s]",cn,npp(r->handler));
- mod_gzip_printf( "%s: r->content_type = [%s]",cn,npp(r->content_type));
-
- if ( flag1 == MOD_GZIP_RUN_TYPE_CHECKERS )
- {
- mod_gzip_printf( "%s: Call (modp->type_checker)(r)...",cn);
- }
- else if ( flag1 == MOD_GZIP_RUN_TRANSLATE_HANDLERS )
- {
- mod_gzip_printf( "%s: Call (modp->translate_handler)(r)...",cn);
- }
-
- #endif
- #endif
-
- if ( flag1 == MOD_GZIP_RUN_TYPE_CHECKERS )
- {
- rc = (modp->type_checker)( (request_rec *) r );
- }
- else if ( flag1 == MOD_GZIP_RUN_TRANSLATE_HANDLERS )
- {
- rc = (modp->translate_handler)( (request_rec *) r );
- }
-
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
-
- if ( flag1 == MOD_GZIP_RUN_TYPE_CHECKERS )
- {
- mod_gzip_printf( "%s: Back (modp->type_checker)(r)...",cn);
- }
- else if ( flag1 == MOD_GZIP_RUN_TRANSLATE_HANDLERS )
- {
- mod_gzip_printf( "%s: Back (modp->translate_handler)(r)...",cn);
- }
-
- mod_gzip_printf( "%s: r->filename = [%s]",cn,npp(r->filename));
- mod_gzip_printf( "%s: r->uri = [%s]",cn,npp(r->uri));
- mod_gzip_printf( "%s: r->handler = [%s]",cn,npp(r->handler));
- mod_gzip_printf( "%s: r->content_type = [%s]",cn,npp(r->content_type));
-
- if ( rc == OK )
- {
- mod_gzip_printf( "%s: rc = %d = OK",cn, rc );
- }
- else if ( rc == DECLINED )
- {
- mod_gzip_printf( "%s: rc = %d = DECLINED",cn, rc );
- }
- else if ( rc == DONE )
- {
- mod_gzip_printf( "%s: rc = %d = DONE",cn, rc );
- }
- else
- {
- mod_gzip_printf( "%s: rc = %d = HTTP_ERROR?",cn, rc );
- }
-
- #endif
- #endif
-
- if ( rc == OK )
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: Call SUCCEEDED",cn );
- mod_gzip_printf( "%s: Exit > return( rc=%d ) >",cn,rc);
- #endif
- #endif
-
- return rc;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: Call FAILED",cn );
- #endif
- #endif
-
- if ( rc != DECLINED )
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: Something other than 'DECLINED' was returned.",cn);
- mod_gzip_printf( "%s: Exit > return( rc=%d ) >",cn,rc);
- #endif
- #endif
-
- return rc;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: 'DECLINED' was returned... Continuing chain...",cn);
- #endif
- #endif
- }
- }
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: 'handler_is_present' is FALSE...",cn);
- #endif
- #endif
- }
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: 'runit' is FALSE...",cn);
- mod_gzip_printf( "%s: SKIPPING THIS MODULE",cn);
- #endif
- #endif
- }
-
- count++;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_RUN_HANDLERS1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
- #endif
-
- return DECLINED;
-}
-
-
-int mod_gzip_delete_file(
-request_rec *r,
-char *filename
-)
-{
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_delete_file()";
- #endif
-
- int final_rc = 0;
-
- #ifdef WIN32
- BOOL rc;
- #else
- int rc;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Entry...",cn);
- mod_gzip_printf( "%s: filename = [%s]",cn,npp(filename));
- #endif
-
- #ifdef WIN32
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call DeleteFile(%s)...",cn,npp(filename));
- #endif
-
- rc = (BOOL) DeleteFile( filename );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back DeleteFile(%s)...",cn,npp(filename));
- #endif
-
- if ( rc == FALSE )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... DeleteFile() FAILED",cn);
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... DeleteFile() SUCCEEDED",cn);
- #endif
-
- final_rc = 1;
- }
-
- #else
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call unlink(%s)...",cn,npp(filename));
- #endif
-
- rc = (int) unlink( filename );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back unlink(%s)...",cn,npp(filename));
- #endif
-
- if ( rc < 0 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... unlink() FAILED",cn);
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... unlink() SUCCEEDED",cn);
- #endif
-
- final_rc = 1;
- }
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
-
- if ( final_rc == 1 )
- {
- mod_gzip_printf( "%s: Exit > return( final_rc = %d ) SUCCESS >",cn,final_rc);
- }
- else
- {
- mod_gzip_printf( "%s: Exit > return( final_rc = %d ) FAILURE >",cn,final_rc);
- }
-
- #endif
-
- return( final_rc );
-}
-
-static void mod_gzip_init( server_rec *server, pool *p )
-{
- int add_version_info=1;
-
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_init()";
- #endif
-
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_server_now = server;
-
- mod_gzip_printf( " " );
- mod_gzip_printf( "%s: Entry...", cn );
-
- #endif
-
- mgc = ( mod_gzip_conf * )
- ap_get_module_config( server->module_config, &gzip_module );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: MODULE_MAGIC_NUMBER = %ld", cn, (long) MODULE_MAGIC_NUMBER );
- #endif
-
- if ( add_version_info )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: add_version_info = TRUE", cn );
- #endif
-
- #if MODULE_MAGIC_NUMBER >= 19980507
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: MODULE_MAGIC_NUMBER is >= 19980507",cn);
- mod_gzip_printf( "%s: Call ap_add_version_component(%s)...",
- cn, npp(MOD_GZIP_VERSION_INFO_STRING));
- #endif
-
- ap_add_version_component( MOD_GZIP_VERSION_INFO_STRING );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back ap_add_version_component(%s)...",
- cn, npp(MOD_GZIP_VERSION_INFO_STRING));
- #endif
-
- #else
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: MODULE_MAGIC_NUMBER is NOT >= 19980507", cn );
- mod_gzip_printf( "%s: ap_add_version_component() NOT called.", cn );
- #endif
-
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: add_version_info = FALSE", cn );
- mod_gzip_printf( "%s: ap_add_version_component() NOT called.", cn );
- #endif
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Initialization completed...", cn );
- mod_gzip_printf( "%s: Exit > return( void ) >", cn );
- mod_gzip_printf( " " );
- #endif
-}
-
-int mod_gzip_strncmp( char *s1, char *s2, int len1 )
-{
- int i;
- char ch1;
- char ch2;
-
- if ( ( s1 == 0 ) || ( s2 == 0 ) )
- {
- return 1;
- }
-
- for ( i=0; i<len1; i++ )
- {
- if ( ( *s1 == 0 ) || ( *s2 == 0 ) ) return( 1 );
-
- ch1 = *s1;
- ch2 = *s2;
-
- if ( ch1 == '/' ) ch1 = '\\';
- if ( ch2 == '/' ) ch2 = '\\';
-
- if ( ch1 != ch2 ) return 1;
-
- s1++;
- s2++;
- }
-
- return 0;
-}
-
-int mod_gzip_strnicmp( char *s1, char *s2, int len1 )
-{
- int i;
- char ch1;
- char ch2;
-
- if ( ( s1 == 0 ) || ( s2 == 0 ) )
- {
- return 1;
- }
-
- for ( i=0; i<len1; i++ )
- {
- if ( ( *s1 == 0 ) || ( *s2 == 0 ) ) return( 1 );
-
- ch1 = *s1;
- ch2 = *s2;
-
- if ( ch1 > 96 ) ch1 -= 32;
- if ( ch2 > 96 ) ch2 -= 32;
-
- if ( ch1 == '/' ) ch1 = '\\';
- if ( ch2 == '/' ) ch2 = '\\';
-
- if ( ch1 != ch2 ) return 1;
-
- s1++;
- s2++;
- }
-
- return 0;
-}
-
-int mod_gzip_strendswith( char *s1, char *s2, int ignorcase )
-{
- int len1;
- int len2;
-
- if ( ( s1 == 0 ) || ( s2 == 0 ) )
- {
- return 0;
- }
-
- len1 = mod_gzip_strlen( s1 );
- len2 = mod_gzip_strlen( s2 );
-
- if ( len1 < len2 )
- {
- /* Source string is shorter than search string */
- /* so no match is possible */
-
- return 0;
- }
-
- s1 += ( len1 - len2 );
-
- if ( ignorcase )
- {
- if ( mod_gzip_strnicmp( s1, s2, len2 ) == 0 ) return 1; /* TRUE */
- }
- else
- {
- if ( mod_gzip_strncmp( s1, s2, len2 ) == 0 ) return 1; /* TRUE */
- }
-
- return 0; /* FALSE */
-}
-
-int mod_gzip_strlen( char *s1 )
-{
- int len = 0;
-
- if ( s1 != 0 )
- {
- while( *s1 != 0 ) { s1++; len++; }
- }
-
- return len;
-}
-
-int mod_gzip_strcpy( char *s1, char *s2 )
-{
- int len = 0;
-
- if ( ( s1 != 0 )&&( s2 != 0 ) )
- {
- while( *s2 != 0 ) { *s1++ = *s2++; len++; }
- *s1=0;
- }
-
- return len;
-}
-
-int mod_gzip_strcat( char *s1, char *s2 )
-{
- int len = 0;
-
- if ( s1 != 0 )
- {
- while( *s1 != 0 ) { s1++; len++; }
- if ( s2 != 0 )
- {
- while( *s2 != 0 ) { *s1++ = *s2++; len++; }
- *s1 = 0;
- }
- }
-
- return len;
-}
-
-int mod_gzip_stringcontains( char *source, char *substring )
-{
- int i;
- int len1;
- int len2;
- int len3;
- int offset=1;
-
- char *source1;
- char *substring1;
-
- if ( source == NULL )
- {
- return 0;
- }
-
- if ( substring == NULL )
- {
- return 0;
- }
-
- source1 = source;
- substring1 = substring;
-
- len1 = mod_gzip_strlen( source );
- len2 = mod_gzip_strlen( substring );
-
- if ( len1 < len2 )
- {
- return 0;
- }
-
- len3 = len1 - len2;
-
- for ( i=0; i<=len3; i++ )
- {
- if ( mod_gzip_strnicmp( source, substring, len2 ) == 0 )
- {
- source = source1;
- substring = substring1;
-
- return offset;
- }
-
- source++;
- offset++;
- }
-
- source = source1;
- substring = substring1;
-
- return 0;
-}
-
-int mod_gzip_show_request_record(
-request_rec *r,
-char *cn
-)
-{
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_printf( "%s: REQUEST RECORD SNAPSHOT",cn);
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_printf( "%s: r = %ld", cn, (long) r );
- mod_gzip_printf( "%s: r->connection->keepalive=%d", cn, r->connection->keepalive );
- mod_gzip_printf( "%s: r->the_request=[%s]", cn, npp(r->the_request) );
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_printf( "%s: r->next = %ld",cn,(long)r->next);
- mod_gzip_printf( "%s: r->prev = %ld",cn,(long)r->prev);
- mod_gzip_printf( "%s: r->main = %ld",cn,(long)r->main);
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_printf( "%s: r->sent_bodyct = %ld",cn,(long)r->sent_bodyct);
- mod_gzip_printf( "%s: r->bytes_sent = %ld",cn,(long)r->bytes_sent);
- mod_gzip_printf( "%s: r->chunked = %ld",cn,(long)r->chunked);
- mod_gzip_printf( "%s: r->byterange = %ld",cn,(long)r->byterange);
- mod_gzip_printf( "%s: r->clength = %ld (The 'real' content length )",cn,(long)r->clength);
- mod_gzip_printf( "%s: r->byterange = %ld",cn,(long)r->remaining);
- mod_gzip_printf( "%s: r->read_length = %ld",cn,(long)r->read_length);
- mod_gzip_printf( "%s: r->read_body = %ld",cn,(long)r->read_body);
- mod_gzip_printf( "%s: r->read_chunked = %ld",cn,(long)r->read_chunked);
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_printf( "%s: *IN: r->uri =[%s]", cn, npp(r->uri));
- mod_gzip_printf( "%s: *IN: r->unparsed_uri =[%s]", cn, npp(r->unparsed_uri));
- mod_gzip_printf( "%s: *IN: r->filename =[%s]", cn, npp(r->filename));
- mod_gzip_printf( "%s: *IN: r->path_info =[%s]", cn, npp(r->path_info));
- mod_gzip_printf( "%s: *IN: r->args =[%s]", cn, npp(r->args));
- mod_gzip_printf( "%s: *IN: r->header_only =%d", cn, r->header_only );
- mod_gzip_printf( "%s: *IN: r->protocol =[%s]", cn, npp(r->protocol));
- mod_gzip_printf( "%s: *IN: r->proto_num =%d", cn, r->proto_num );
- mod_gzip_printf( "%s: *IN: r->hostname =[%s]", cn, npp(r->hostname));
- mod_gzip_printf( "%s: *IN: r->the_request =[%s]", cn, npp(r->the_request));
- mod_gzip_printf( "%s: *IN: r->assbackwards =%d", cn, r->assbackwards );
- mod_gzip_printf( "%s: *IN: r->status_line =[%s]", cn, npp(r->status_line));
- mod_gzip_printf( "%s: *IN: r->status =%d", cn, r->status );
- mod_gzip_printf( "%s: *IN: r->method =[%s]", cn, npp(r->method));
- mod_gzip_printf( "%s: *IN: r->method_number =%d", cn, r->method_number );
- mod_gzip_printf( "%s: *IN: r->content_type =[%s]", cn, npp(r->content_type));
- mod_gzip_printf( "%s: *IN: r->handler =[%s]", cn, npp(r->handler));
- mod_gzip_printf( "%s: *IN: r->content_encoding =[%s]", cn, npp(r->content_encoding));
- mod_gzip_printf( "%s: *IN: r->content_language =[%s]", cn, npp(r->content_language));
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_printf( "%s: *IN: r->parsed_uri.scheme =[%s]", cn, npp(r->parsed_uri.scheme));
- mod_gzip_printf( "%s: *IN: r->parsed_uri.hostinfo =[%s]", cn, npp(r->parsed_uri.hostinfo));
- mod_gzip_printf( "%s: *IN: r->parsed_uri.user =[%s]", cn, npp(r->parsed_uri.user));
- mod_gzip_printf( "%s: *IN: r->parsed_uri.password =[%s]", cn, npp(r->parsed_uri.password));
- mod_gzip_printf( "%s: *IN: r->parsed_uri.hostname =[%s]", cn, npp(r->parsed_uri.hostname));
- mod_gzip_printf( "%s: *IN: r->parsed_uri.port_str =[%s]", cn, npp(r->parsed_uri.port_str));
- mod_gzip_printf( "%s: *IN: r->parsed_uri.port =%u", cn, r->parsed_uri.port );
- mod_gzip_printf( "%s: *IN: r->parsed_uri.path =[%s]", cn, npp(r->parsed_uri.path));
- mod_gzip_printf( "%s: *IN: r->parsed_uri.query =[%s]", cn, npp(r->parsed_uri.query));
- mod_gzip_printf( "%s: *IN: r->parsed_uri.fragment =[%s]", cn, npp(r->parsed_uri.fragment));
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_printf( "%s: 'r->headers_in'...",cn);
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_dump_a_table( r, (_table *) r->headers_in );
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_printf( "%s: 'r->headers_out'...",cn);
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_dump_a_table( r, (_table *) r->headers_out );
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_printf( "%s: 'r->err_headers_out'...",cn);
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_dump_a_table( r, (_table *) r->err_headers_out );
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_printf( "%s: 'r->subprocess_env'...",cn);
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_dump_a_table( r, (_table *) r->subprocess_env );
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_printf( "%s: 'r->notes'...",cn);
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
- mod_gzip_dump_a_table( r, (_table *) r->notes );
- mod_gzip_printf( "%s: -------------------------------------------------------------",cn);
-
- if ( r->next )
- {
- mod_gzip_printf( "%s: r->next is valid... showing 'r->next' record...",cn);
-
- mod_gzip_show_request_record( r->next, cn );
- }
-
- #endif
-
- return 1;
-}
-
-#ifndef WIN32
-long fake_tid = 99;
-#endif
-
-int mod_gzip_create_unique_filename(
-char *prefix,
-char *target,
-int targetmaxlen
-)
-{
- long process_id = 0;
- long thread_id = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_create_unique_filename()";
- #endif
-
- int prefixlen = 0;
- char slash[4];
-
- #ifdef WIN32
- process_id = (long) GetCurrentProcessId();
- thread_id = (long) GetCurrentThreadId();
- #else
-
- process_id = (long) getpid();
- thread_id = (long) fake_tid;
- fake_tid++;
- if ( fake_tid > 9999999 ) fake_tid = 99;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Entry...",cn );
- mod_gzip_printf( "%s: prefix = [%s]",cn,npp(prefix));
- mod_gzip_printf( "%s: target = %ld", cn,(long)target);
- mod_gzip_printf( "%s: targetmaxlen = %ld", cn,(long)targetmaxlen);
- mod_gzip_printf( "%s: process_id = %ld", cn,(long)process_id );
- mod_gzip_printf( "%s: thread_id = %ld", cn,(long)thread_id );
- mod_gzip_printf( "%s: mod_gzip_iusn = %ld", cn,(long)mod_gzip_iusn );
- #endif
-
- if ( ( !target ) || ( targetmaxlen == 0 ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Invalid target or targetmaxlen value.",cn);
- mod_gzip_printf( "%s: Exit > return( 1 ) > ERROR >",cn );
- #endif
-
- return 1;
- }
-
- if ( prefix )
- {
- prefixlen = mod_gzip_strlen( prefix );
- }
-
- if ( prefixlen > 0 )
- {
- slash[0]=0;
-
- if ( ( *(prefix+(prefixlen-1)) != '\\' ) &&
- ( *(prefix+(prefixlen-1)) != '/' ) )
- {
- #ifdef WIN32
- slash[0]='\\';
- #else
- slash[0]='/';
- #endif
- slash[1]=0;
- }
-
- sprintf(
- target,
- "%s%s_%ld_%ld_%ld.wrk",
- prefix,
- slash,
- (long) process_id,
- (long) thread_id,
- (long) mod_gzip_iusn
- );
- }
- else
- {
- sprintf(
- target,
- "_%ld_%ld_%ld.wrk",
- (long) process_id,
- (long) thread_id,
- (long) mod_gzip_iusn
- );
- }
-
- mod_gzip_iusn++;
-
- if ( mod_gzip_iusn > 999999999L ) mod_gzip_iusn = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: target = [%s]",cn,npp(target));
- mod_gzip_printf( "%s: Exit > return( 0 ) >",cn );
- #endif
-
- return 0;
-}
-
-int mod_gzip_type_checker( request_rec *r )
-{
- int i = 0;
- int rc = 0;
- int field_ok = 0;
- int action_flag = 0;
- const char *tablekey = 0;
- const char *tablestring = 0;
- int accept_encoding_gzip_seen = 0;
-
- _table *t = 0;
- table_entry *elts = 0;
-
- mod_gzip_conf *dconf = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_type_checker()";
- mod_gzip_conf *sconf = 0;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( " " );
- mod_gzip_printf( "%s: ''''Entry...",cn);
- mod_gzip_printf( "%s: r = %ld", cn,(long)r);
- mod_gzip_printf( "%s: r->main = %ld", cn,(long)r->main);
- mod_gzip_printf( "%s: r->next = %ld", cn,(long)r->next);
- mod_gzip_printf( "%s: r->prev = %ld", cn,(long)r->prev);
- mod_gzip_printf( "%s: r->header_only = %ld", cn,(long)r->header_only );
- mod_gzip_printf( "%s: r->method_number = %ld", cn,(long)r->method_number );
- mod_gzip_printf( "%s: r->method = [%s]",cn,npp(r->method));
- mod_gzip_printf( "%s: r->unparsed_uri = [%s]",cn,npp(r->unparsed_uri));
- mod_gzip_printf( "%s: r->uri = [%s]",cn,npp(r->uri));
- mod_gzip_printf( "%s: r->filename = [%s]",cn,npp(r->filename));
- mod_gzip_printf( "%s: r->handler = [%s]",cn,npp(r->handler));
- mod_gzip_printf( "%s: r->content_type = [%s]",cn,npp(r->content_type));
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- if ( r->main )
- {
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:UNHANDLED_SUBREQ"));
- }
- else if ( r->prev )
- {
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:UNHANDLED_REDIR"));
- }
- else
- {
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:INIT1"));
- }
-
- ap_table_setn( r->notes,"mod_gzip_input_size", ap_pstrdup(r->pool,"0"));
- ap_table_setn( r->notes,"mod_gzip_output_size",ap_pstrdup(r->pool,"0"));
- ap_table_setn( r->notes,"mod_gzip_compression_ratio",ap_pstrdup(r->pool,"0"));
-
- #endif
-
- if ( r->filename )
- {
- if ( mod_gzip_strendswith( r->filename, ".gz", 1 ) )
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- if ( r->prev )
- {
- /* This is a mod_gzip negotiated .gz static file transmit... */
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:STATIC_GZ_FOUND"));
- }
- else
- {
- /* This is a direct request from client for a .gz file... */
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:FEXT_GZ"));
- }
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->filename ends with '.gz'...",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->filename does NOT end with '.gz'...",cn);
- mod_gzip_printf( "%s: OK to continue...",cn);
- #endif
- }
- #endif
- }
-
- dconf = ( mod_gzip_conf * )
- ap_get_module_config( r->per_dir_config, &gzip_module );
-
- #ifdef MOD_GZIP_DEBUG1
-
- sconf = ( mod_gzip_conf * )
- ap_get_module_config( r->server->module_config, &gzip_module );
-
- mod_gzip_printf( "%s: r->server->server_hostname = [%s]", cn,npp(r->server->server_hostname));
- mod_gzip_printf( "%s: sconf = %ld", cn,(long)sconf);
- mod_gzip_printf( "%s: sconf->loc = [%s]",cn,npp(sconf->loc));
- mod_gzip_printf( "%s: sconf->is_on = %ld", cn,(long)sconf->is_on);
- mod_gzip_printf( "%s: dconf = %ld", cn,(long)dconf);
- mod_gzip_printf( "%s: dconf->loc = [%s]",cn,npp(dconf->loc));
- mod_gzip_printf( "%s: dconf->is_on = %ld", cn,(long)dconf->is_on);
-
- #endif
-
- if ( !dconf )
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:NO_DCONF"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'dconf' is NULL. Unable to continue.",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn);
- #endif
-
- return DECLINED;
- }
-
- if ( !dconf->is_on )
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:OFF"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'dconf->is_on' is FALSE",cn);
- mod_gzip_printf( "%s: mod_gzip is not turned ON for this location...",cn);
- mod_gzip_printf( "%s: This transaction will be ignored...",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- if ( ( r->method_number != M_GET ) &&
- ( r->method_number != M_POST ) )
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:NOT_GET_OR_POST"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->method_number is NOT M_GET or M_POST",cn);
- mod_gzip_printf( "%s: Ignoring this request...",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- if ( r->header_only )
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:HEAD_REQUEST"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->header_only is TRUE...",cn);
- mod_gzip_printf( "%s: Ignoring this HEAD request...",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- if ( r->main ) /* SUBREQUEST */
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->main is TRUE - This is a subrequest...",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->main is FALSE",cn);
- mod_gzip_printf( "%s: This is NOT a subrequest in progress...",cn);
- mod_gzip_printf( "%s: OK to continue...",cn);
- #endif
- }
-
- if ( r->prev ) /* REDIRECT */
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->prev is NON-NULL... This is a redirection",cn);
- #ifdef MOD_GZIP_DEBUG1_SHOW_REQUEST_RECORD1
- mod_gzip_printf( "%s: Showing contents of r->prev now...",cn);
- mod_gzip_show_request_record( r->prev, cn );
- #endif
- #endif
-
- tablestring = ap_table_get(r->prev->notes, "mod_gzip_running");
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->prev->notes->mod_gzip_running = [%s]",
- cn,npp(tablestring));
- #endif
-
- if ( tablestring )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'mod_gzip_running' note FOUND",cn);
- #endif
-
- if ( *tablestring == '1' )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'mod_gzip_running' note value is '1'...",cn);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ************************************************",cn);
- mod_gzip_printf( "%s: mod_gzip is currently 'running' so we ",cn);
- mod_gzip_printf( "%s: must return DECLINED so that other type_checker",cn);
- mod_gzip_printf( "%s: hooks can fire...",cn);
- mod_gzip_printf( "%s: ************************************************",cn);
- mod_gzip_printf( "%s: IMPORTANT: We must now 'replicate' the note flag",cn);
- mod_gzip_printf( "%s: on this record or next time around r->prev",cn);
- mod_gzip_printf( "%s: note flag check will be FALSE.",cn);
- mod_gzip_printf( "%s: ************************************************",cn);
- #endif
-
- ap_table_setn(r->notes,"mod_gzip_running",ap_pstrdup(r->pool,"1"));
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->notes 'mod_gzip_running' set with value = '1'",cn);
- mod_gzip_printf( "%s: ************************************************",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'mod_gzip_running' note value is NOT '1'...",cn);
- #endif
- }
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'mod_gzip_running' note NOT FOUND",cn);
- #endif
- }
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: r->prev is NULL... This is NOT a redirection",cn);
- }
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf->min_http = %ld", cn, (long) dconf->min_http );
- mod_gzip_printf( "%s: r->proto_num = %ld", cn, (long) r->proto_num );
- #endif
-
- if ( ( dconf->min_http > 0 ) && ( r->proto_num > 0 ) )
- {
- if ( r->proto_num < dconf->min_http )
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:HTTP_LEVEL_TOO_LOW"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HTTP protocol version level is TOO LOW", cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn);
- #endif
-
- return DECLINED;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HTTP protocol version level is OK", cn);
- #endif
- }
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Checking for [Accept-Encoding: gzip]", cn );
- #endif
-
- tablestring = ap_table_get(r->headers_in, "Accept-Encoding");
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->headers_in->Accept-Encoding = [%s]",
- cn,npp(tablestring));
- #endif
-
- if ( tablestring )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'Accept-Encoding' field seen...", cn);
- mod_gzip_printf( "%s: Checking for 'gzip' value...", cn);
- #endif
-
- if ( mod_gzip_stringcontains( (char *)tablestring, "gzip" ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'gzip' value seen...", cn);
- #endif
-
- accept_encoding_gzip_seen = 1;
- }
- else
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:NO_GZIP"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'gzip' value NOT seen...", cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn);
- #endif
-
- return DECLINED;
- }
- }
- else
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:NO_ACCEPT_ENCODING"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'Accept-Encoding' field NOT seen...", cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn);
- #endif
-
- return DECLINED;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: accept_encoding_gzip_seen = %ld",
- cn, accept_encoding_gzip_seen );
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf->imap_total_entries = %d", cn,
- (int) dconf->imap_total_entries );
- #endif
-
- if ( dconf->imap_total_entries < 1 )
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:NO_ITEMS_DEFINED"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: There are no IMAP entries. Unable to include/exclude",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn);
- #endif
-
- return DECLINED;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf->imap_total_isreqheader = %d", cn,
- (int) dconf->imap_total_isreqheader );
- #endif
-
- if ( dconf->imap_total_isreqheader > 0 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Checking inbound REQUEST header fields...", cn );
- #endif
-
- t = (_table *) r->headers_in;
- elts = (table_entry *) t->a.elts;
-
- for ( i = 0; i < t->a.nelts; i++ )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: %3.3d key=[%s] val=[%s]",
- cn,i,npp(elts[i].key),npp(elts[i].val));
- #endif
-
- tablekey = elts[i].key;
- tablestring = elts[i].val;
-
- if (( tablekey && tablestring ))
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Checking key[%s] string[%s]",
- cn,npp(tablekey),npp(tablestring));
- mod_gzip_printf( "%s: Call mod_gzip_validate1()...",cn);
- #endif
-
- field_ok =
- mod_gzip_validate1(
- (request_rec *) r,
- (mod_gzip_conf *) dconf,
- NULL, /* r->filename (Not used here) */
- NULL, /* r->uri (Not used here) */
- NULL, /* r->content_type (Not used here) */
- NULL, /* r->handler (Not used here) */
- (char *) tablekey, /* (Field key ) */
- (char *) tablestring, /* (Field string ) */
- MOD_GZIP_REQUEST /* (Direction ) */
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_validate1()...",cn);
- mod_gzip_printf( "%s: field_ok = %d",cn,field_ok);
- #endif
-
- if ( field_ok == MOD_GZIP_IMAP_DECLINED1 )
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:REQ_HEADER_FIELD_EXCLUDED"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: This request is EXCLUDED...",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn);
- #endif
-
- return DECLINED;
- }
- }
- }
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: NO CHECK required on inbound REQUEST header fields...", cn );
- #endif
- }
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 1 ***: r->uri =[%s]", cn, npp(r->uri ));
- mod_gzip_printf( "%s: 1 ***: r->unparsed_uri=[%s]", cn, npp(r->unparsed_uri ));
- mod_gzip_printf( "%s: 1 ***: r->filename =[%s]", cn, npp(r->filename ));
- mod_gzip_printf( "%s: 1 ***: r->content_type=[%s]", cn, npp(r->content_type ));
- mod_gzip_printf( "%s: 1 ***: r->handler =[%s]", cn, npp(r->handler ));
- #endif
-
- if ( !r->content_type )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'r->content_type' is NULL...",cn);
- mod_gzip_printf( "%s: Performing 'quick lookup'...",cn);
- mod_gzip_printf( "%s: Call mod_gzip_run_handlers(r,RUN_TYPE_CHECKERS)...",cn);
- #endif
-
- rc = mod_gzip_run_handlers( r, MOD_GZIP_RUN_TYPE_CHECKERS );
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: Back mod_gzip_run_handlers(r,RUN_TYPE_CHECKERS)...",cn);
-
- if ( rc == OK )
- {
- mod_gzip_printf( "%s: rc = %d = OK",cn, rc );
- }
- else if ( rc == DECLINED )
- {
- mod_gzip_printf( "%s: rc = %d = DECLINED",cn, rc );
- }
- else if ( rc == DONE )
- {
- mod_gzip_printf( "%s: rc = %d = DONE",cn, rc );
- }
- else
- {
- mod_gzip_printf( "%s: rc = %d = HTTP_ERROR?",cn, rc );
- }
-
- #endif
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: 'r->content_type' is VALID already...",cn);
- mod_gzip_printf( "%s: No 'quick lookup' was performed...",cn);
- }
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 2 ***: r->uri =[%s]", cn, npp(r->uri ));
- mod_gzip_printf( "%s: 2 ***: r->unparsed_uri=[%s]", cn, npp(r->unparsed_uri ));
- mod_gzip_printf( "%s: 2 ***: r->filename =[%s]", cn, npp(r->filename ));
- mod_gzip_printf( "%s: 2 ***: r->content_type=[%s]", cn, npp(r->content_type ));
- mod_gzip_printf( "%s: 2 ***: r->handler =[%s]", cn, npp(r->handler ));
- mod_gzip_printf( "%s: Call mod_gzip_validate1()...",cn);
- #endif
-
- action_flag =
- mod_gzip_validate1(
- (request_rec *) r,
- (mod_gzip_conf *) dconf,
- (char *) r->filename,
- (char *) r->uri,
- (char *) r->content_type,
- (char *) r->handler,
- NULL, /* Field key (Not used here) */
- NULL, /* Field string (Not used here) */
- 0 /* Direction (Not used here) */
- );
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: Back mod_gzip_validate1()...",cn);
- mod_gzip_printf( "%s: action_flag = %d",cn,action_flag);
-
- if ( action_flag == MOD_GZIP_IMAP_DYNAMIC1 )
- {
- mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DYNAMIC1",cn);
- }
- else if ( action_flag == MOD_GZIP_IMAP_DYNAMIC2 )
- {
- mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DYNAMIC2",cn);
- }
- else if ( action_flag == MOD_GZIP_IMAP_STATIC1 )
- {
- mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_STATIC1",cn);
- }
- else if ( action_flag == MOD_GZIP_IMAP_DECLINED1 )
- {
- mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DECLINED1",cn);
- }
- else
- {
- mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_??? Unknown action",cn);
- }
-
- #endif
-
- if ( action_flag != MOD_GZIP_IMAP_DECLINED1 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: This transaction is a valid candidate...",cn);
- mod_gzip_printf( "%s: Saving current r->handler value [%s] to mod_gzip_r_handler note...",
- cn, npp(r->handler) );
- #endif
-
- if ( r->handler )
- {
- ap_table_setn( r->notes,"mod_gzip_r_handler",ap_pstrdup(r->pool,r->handler));
- }
- else
- {
- ap_table_setn( r->notes,"mod_gzip_r_handler",ap_pstrdup(r->pool,"0"));
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Forcing r->handler to be 'mod_gzip_handler'...", cn );
- #endif
-
- r->handler = "mod_gzip_handler";
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->handler is now = [%s]", cn, npp(r->handler) );
- mod_gzip_printf( "%s: Exit > return( OK ) >", cn );
- mod_gzip_printf( " " );
- #endif
-
- return OK;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: This transaction is NOT a valid candidate...",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:EXCLUDED"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >", cn );
- mod_gzip_printf( " " );
- #endif
-
- return DECLINED;
- }
-}
-
-#ifdef MOD_GZIP_COMMAND_VERSION_USED
-
-int mod_gzip_do_command(
-int this_command, /* MOD_GZIP_COMMAND_XXXX */
-request_rec *r, /* Request record */
-mod_gzip_conf *dconf /* Directory config pointer */
-)
-{
- /* Generic command response transmitter... */
-
- char tmpbuf[2048]; /* Fill/flush as needed. Don't overflow */
- char *tmp=tmpbuf;
- int tmplen=0;
- char s1[90];
-
- #ifdef USE_MOD_GZIP_DEBUG1
- char cn[]="mod_gzip.c: mod_gzip_send_html_command_response()";
- #endif
-
- /* Start... */
-
- if ( this_command == MOD_GZIP_COMMAND_VERSION )
- {
- mod_gzip_strcpy(s1,"No");
-
- if ( dconf )
- {
- if ( dconf->is_on == 1 ) mod_gzip_strcpy(s1,"Yes");
- }
-
- sprintf( tmp,
- "<html><body>"
- "mod_gzip is available...<br>\r\n"
- "mod_gzip_version = %s<br>\r\n"
- "mod_gzip_on = %s<br>\r\n"
- "</body></html>",
- mod_gzip_version,
- s1
- );
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"COMMAND:VERSION"));
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:INVALID_COMMAND"));
- #endif
-
- return( DECLINED );
- }
-
- /* Add the length of the response to the output header... */
- /* The third parameter to ap_table_set() MUST be a string. */
-
- tmplen = strlen( tmp );
-
- sprintf( s1, "%d", tmplen );
-
- ap_table_set( r->headers_out, "Content-Length", s1 );
-
- /* Make sure the content type matches this response... */
-
- r->content_type = "text/html";
-
- /* Start a timer for this return trip... */
-
- ap_soft_timeout( "mod_gzip: mod_gzip_do_command", r );
-
- #ifdef MOD_GZIP_COMMANDS_USE_LAST_MODIFIED
-
- /* Set the 'Last modified' stamp to current time/date... */
-
- ap_set_last_modified(r);
-
- /* TODO? Add 'no-cache' option(s) to mod_gzip command responses */
- /* so user doesn't have hit reload to get fresh data? This might */
- /* be necessary for static files that are subject to an Apache */
- /* lookup but mod_gzip command results as sent 'fresh' each */
- /* time no matter what so there doesn't seem to be a need for */
- /* any 'Last modified' information. Just pump a 200 + data and */
- /* then turn and burn... */
-
- #endif /* MOD_GZIP_COMMANDS_USE_LAST_MODIFIED */
-
- /* Send the HTTP response header... */
-
- ap_send_http_header(r);
-
- /* Send the response BODY... */
-
- ap_send_mmap( tmp, r, 0, tmplen );
-
- /* Clean up and exit... */
-
- ap_kill_timeout(r);
-
- return OK;
-
-}/* End of mod_gzip_send_html_command_response() */
-
-#endif /* MOD_GZIP_COMMAND_VERSION_USED */
-
-
-static int mod_gzip_handler( request_rec *r )
-{
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_handler()";
- #endif
-
- int rc = DECLINED;
- int action_flag = 0;
-
- request_rec *r__next=0;
-
- mod_gzip_conf *sconf = 0;
- mod_gzip_conf *dconf = 0;
-
- const char *tablestring;
-
- const char *s1;
- const char *s2;
- const char *s3;
- const char *s4;
-
- #ifdef MOD_GZIP_CAN_NEGOTIATE
- struct stat statbuf;
- char *new_uri;
- char *new_name;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_server_now = r->server;
-
- mod_gzip_printf( " " );
-
- mod_gzip_printf( "%s: ''''Entry...",cn);
- mod_gzip_printf( "%s: r = %ld", cn,(long)r);
- mod_gzip_printf( "%s: r->main = %ld", cn,(long)r->main);
- mod_gzip_printf( "%s: r->next = %ld", cn,(long)r->next);
- mod_gzip_printf( "%s: r->prev = %ld", cn,(long)r->prev);
- mod_gzip_printf( "%s: r->unparsed_uri = [%s]",cn,npp(r->unparsed_uri));
- mod_gzip_printf( "%s: r->uri = [%s]",cn,npp(r->uri));
- mod_gzip_printf( "%s: r->filename = [%s]",cn,npp(r->filename));
- mod_gzip_printf( "%s: r->handler = [%s]",cn,npp(r->handler));
-
- #endif
-
- if ( r->main ) /* SUBREQUEST */
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->main is TRUE - This is a subrequest...",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: r->main is FALSE",cn);
- mod_gzip_printf( "%s: This is NOT a subrequest in progress...",cn);
- mod_gzip_printf( "%s: OK to continue...",cn);
- }
- #endif
-
- if ( r->filename )
- {
- if ( mod_gzip_strendswith( r->filename, ".gz", 1 ) )
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- if ( r->prev )
- {
- /* This is a mod_gzip negotiated .gz static file transmit... */
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:STATIC_GZ_FOUND"));
- }
- else
- {
- /* This is a direct request from client for a .gz file... */
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:FEXT_GZ"));
- }
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->filename ends with '.gz'...",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->filename does NOT end with '.gz'...",cn);
- mod_gzip_printf( "%s: OK to continue...",cn);
- #endif
- }
- #endif
- }
-
- if ( r->prev ) /* REDIRECT */
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->prev is TRUE - This is a redirection...",cn);
- #endif
-
- /* This might be a 'directory' index lookup... */
-
- tablestring = ap_table_get(r->prev->notes, "mod_gzip_running");
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->prev->notes->mod_gzip_running = [%s]",
- cn,npp(tablestring));
- #endif
-
- if ( tablestring )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'mod_gzip_running' note FOUND",cn);
- #endif
-
- if ( *tablestring == '1' )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'mod_gzip_running' note value is '1'...",cn);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ************************************************",cn);
- mod_gzip_printf( "%s: mod_gzip is currently 'running' so we ",cn);
- mod_gzip_printf( "%s: must return DECLINED.",cn);
- mod_gzip_printf( "%s: ************************************************",cn);
- mod_gzip_printf( "%s: IMPORTANT: We must now 'replicate' the note flag",cn);
- mod_gzip_printf( "%s: on this record or next time around r->prev",cn);
- mod_gzip_printf( "%s: note flag check will be FALSE.",cn);
- mod_gzip_printf( "%s: ************************************************",cn);
- #endif
-
- ap_table_setn(r->notes,"mod_gzip_running",ap_pstrdup(r->pool,"1"));
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->notes 'mod_gzip_running' set with value = '1'",cn);
- mod_gzip_printf( "%s: ************************************************",cn);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: 'mod_gzip_running' note value is NOT '1'...",cn);
- }
- #endif
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: 'mod_gzip_running' note NOT FOUND",cn);
- }
- #endif
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: r->prev is FALSE",cn);
- mod_gzip_printf( "%s: This is NOT a redirection in progress...",cn);
- mod_gzip_printf( "%s: OK to continue...",cn);
- }
- #endif
-
- sconf = ( mod_gzip_conf * )
- ap_get_module_config( r->server->module_config, &gzip_module );
-
- dconf = ( mod_gzip_conf * )
- ap_get_module_config( r->per_dir_config, &gzip_module );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->server->server_hostname = [%s]", cn,npp(r->server->server_hostname));
- mod_gzip_printf( "%s: sconf = %ld", cn,(long)sconf);
- mod_gzip_printf( "%s: sconf->loc = [%s]",cn,npp(sconf->loc));
- mod_gzip_printf( "%s: sconf->is_on = %ld", cn,(long)sconf->is_on);
- mod_gzip_printf( "%s: dconf = %ld", cn,(long)dconf);
- mod_gzip_printf( "%s: dconf->loc = [%s]",cn,npp(dconf->loc));
- mod_gzip_printf( "%s: dconf->is_on = %ld", cn,(long)dconf->is_on);
- #endif
-
- #ifdef MOD_GZIP_COMMAND_VERSION_USED
-
- /* NOTE: Certain mod_gzip 'commands' should return a response */
- /* even if mod_gzip is OFF in the current location. Make sure */
- /* the checks for these commands take place BEFORE checking */
- /* the actual mod_gzip on/off status... */
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf->command_version = [%s]",cn,npp(dconf->command_version));
- #endif
-
- /* Check for mod_gzip commands in the 'r->unparsed_uri' request */
- /* line so the commands can actually be part of query parms that */
- /* follow the '?'. 'r->uri' is simply he URI itself with any/all */
- /* additional query arguments removed already... */
-
- if ( dconf->command_version[0] != 0 )
- {
- if ( mod_gzip_stringcontains(r->unparsed_uri,dconf->command_version))
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_do_command( MOD_GZIP_COMMAND_VERSION, r )...",cn);
- #endif
-
- /* mod_gzip_do_command() returns the correct command */
- /* response page and (normally) just returns 'OK'... */
-
- return(
- mod_gzip_do_command(
- MOD_GZIP_COMMAND_VERSION,
- r,
- dconf
- ));
- }
- }
-
- #endif /* MOD_GZIP_COMMAND_VERSION_USED */
-
- tablestring = ap_table_get(r->notes, "mod_gzip_r_handler");
-
- if ( !tablestring )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->notes->mod_gzip_r_handler = NOT FOUND",cn);
- mod_gzip_printf( "%s: This transaction will be ignored...",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->notes->mod_gzip_r_handler = FOUND",cn);
- mod_gzip_printf( "%s: r->notes->mod_gzip_r_handler = [%s]",cn,npp(tablestring));
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"INIT2"));
- #endif
-
- if ( !dconf->is_on )
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:OFF2"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'dconf->is_on' is FALSE",cn);
- mod_gzip_printf( "%s: mod_gzip is not turned ON for this location...",cn);
- mod_gzip_printf( "%s: This transaction will be ignored...",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- if ( *tablestring == '0' )
- {
- r->handler = 0;
- }
- else
- {
- r->handler = tablestring;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->handler set back to = [%s]",cn,npp(r->handler));
- #endif
-
- /* Verify it (again) in case names have changed... */
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_validate1()...",cn);
- #endif
-
- action_flag =
- mod_gzip_validate1(
- (request_rec *) r,
- (mod_gzip_conf *) dconf,
- (char *) r->filename,
- (char *) r->uri,
- (char *) r->content_type,
- (char *) r->handler,
- NULL, /* Field key (Not used here */
- NULL, /* Field string (Not used here) */
- 0 /* Direction (Not used here) */
- );
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: Back mod_gzip_validate1()...",cn);
- mod_gzip_printf( "%s: action_flag = %d",cn,action_flag);
-
- if ( action_flag == MOD_GZIP_IMAP_DYNAMIC1 )
- {
- mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DYNAMIC1",cn);
- }
- else if ( action_flag == MOD_GZIP_IMAP_DYNAMIC2 )
- {
- mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DYNAMIC2",cn);
- }
- else if ( action_flag == MOD_GZIP_IMAP_STATIC1 )
- {
- mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_STATIC1",cn);
- }
- else if ( action_flag == MOD_GZIP_IMAP_DECLINED1 )
- {
- mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_DECLINED1",cn);
- }
- else
- {
- mod_gzip_printf( "%s: action_flag = MOD_GZIP_IMAP_??? Unknown action",cn);
- }
-
- #endif
-
- if ( action_flag == MOD_GZIP_IMAP_DECLINED1 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: This transaction is NOT a valid candidate...",cn);
- mod_gzip_printf( "%s: This transaction will be ignored...",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:EXCLUDED_BY_HANDLER"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: This transaction is a valid candidate...",cn);
- #endif
-
- #ifdef MOD_GZIP_CAN_NEGOTIATE
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf->can_negotiate = %d",cn,(int)dconf->can_negotiate);
- #endif
-
- if ( dconf->can_negotiate == 1 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf->can_negotiate is TRUE...",cn);
- #endif
-
- /* Check for a static compressed version of the file requested... */
-
- new_name = ap_pstrcat(r->pool, r->filename, ".gz", NULL);
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call stat(new_name=[%s])...",cn,npp(new_name));
- #endif
-
- if ( stat( new_name, &statbuf) != 0 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... stat() call FAILED",cn);
- mod_gzip_printf( "%s: OK to continue...",cn);
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... stat() call SUCCEEDED",cn);
- mod_gzip_printf( "%s: Sending precompressed version of file...",cn);
- mod_gzip_printf( "%s: GZ_REDIRECT: START...",cn);
- #endif
-
- new_name = ap_pstrcat(r->pool, r->uri, ".gz", NULL);
-
- if ( r->args != NULL )
- {
- new_uri = ap_pstrcat(r->pool, new_name, "?", r->args, NULL);
- }
- else
- {
- new_uri = ap_pstrcat(r->pool, new_name, NULL );
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call ap_internal_redirect(new_uri=[%s])...",
- cn,npp(new_uri));
- mod_gzip_printf( " " );
- #endif
-
- ap_internal_redirect( new_uri, r );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( " " );
- mod_gzip_printf( "%s: Back ap_internal_redirect(new_uri=[%s])...",
- cn,npp(new_uri));
- mod_gzip_printf( "%s: GZ_REDIRECT: FINISHED...",cn);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( OK ) >",cn);
- #endif
-
- /* We are about to return OK to end the transaction but go */
- /* ahead and make the mod_gzip final result a DECLINED */
- /* condition since that's what actually happened... */
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:STATIC_GZ_FOUND"));
- #endif
-
- return OK;
- }
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: dconf->can_negotiate is FALSE",cn);
- }
- #endif
-
- #endif /* MOD_GZIP_CAN_NEGOTIATE */
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_redir1_handler( r, dconf )...",cn);
- #endif
-
- rc = (int) mod_gzip_redir1_handler( r, dconf );
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: Back mod_gzip_redir1_handler( r, dconf )...",cn);
-
- if ( rc == OK )
- {
- mod_gzip_printf( "%s: rc = %d OK", cn, (int) rc);
- }
- else if ( rc == DECLINED )
- {
- mod_gzip_printf( "%s: rc = %d DECLINED", cn, (int) rc );
- }
- else
- {
- mod_gzip_printf( "%s: rc = %d ( HTTP ERROR CODE? )", cn, (int) rc );
- }
-
- #endif
-
- if ( rc != OK )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mod_gzip_redir1_handler() call FAILED...",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- ap_table_setn(
- r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"RECOVERY"));
- #endif
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_WARNING, r->server,
- "mod_gzip: RECOVERY [%s]", r->the_request );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: RECOVERY_REDIRECT: START...",cn);
- mod_gzip_printf( "%s: Call ap_internal_redirect(r->unparsed_uri=[%s])...",
- cn,npp(r->unparsed_uri));
- mod_gzip_printf( " " );
- #endif
-
- ap_internal_redirect( r->unparsed_uri, r );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( " " );
- mod_gzip_printf( "%s: Back ap_internal_redirect(r->unparsed_uri=[%s])...",
- cn,npp(r->unparsed_uri));
- mod_gzip_printf( "%s: RECOVERY_REDIRECT: FINISHED...",cn);
- #endif
-
- rc = OK;
- }
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- if ( r->next )
- {
- r__next = r->next;
-
- s1 = ap_table_get( r->notes, "mod_gzip_result" );
- s2 = ap_table_get( r->notes, "mod_gzip_input_size" );
- s3 = ap_table_get( r->notes, "mod_gzip_output_size" );
- s4 = ap_table_get( r->notes, "mod_gzip_compression_ratio" );
-
- while( r__next )
- {
- if ( s1 ) ap_table_setn( r__next->notes,"mod_gzip_result",ap_pstrdup(r__next->pool,s1));
- if ( s2 ) ap_table_setn( r__next->notes,"mod_gzip_input_size",ap_pstrdup(r__next->pool,s2));
- if ( s3 ) ap_table_setn( r__next->notes,"mod_gzip_output_size",ap_pstrdup(r__next->pool,s3));
- if ( s4 ) ap_table_setn( r__next->notes,"mod_gzip_compression_ratio",ap_pstrdup(r__next->pool,s4));
-
- r__next = r__next->next;
- }
- }
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_SHOW_REQUEST_RECORD2
- mod_gzip_show_request_record( r, cn );
- #endif
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: 1 r->connection->client->outcnt = %ld",
- cn, r->connection->client->outcnt );
- mod_gzip_printf( "%s: 1 r->connection->client->bytes_sent = %ld",
- cn, r->connection->client->bytes_sent );
- mod_gzip_printf( "%s: 1 Sum of the 2......................= %ld",
- cn, r->connection->client->outcnt +
- r->connection->client->bytes_sent );
- if ( rc == OK )
- {
- mod_gzip_printf( "%s: Exit > return ( rc = %d OK ) >",cn,(int)rc);
- }
- else if ( rc == DECLINED )
- {
- mod_gzip_printf( "%s: Exit > return ( rc = %d DECLINED ) >",cn,(int)rc);
- }
- else
- {
- mod_gzip_printf( "%s: Exit > return ( rc = %d HTTP_ERROR ) >",cn,(int)rc);
- }
-
- #endif
-
- return rc;
-}
-
-int mod_gzip_set_defaults1( mod_gzip_conf *cfg )
-{
- int i;
-
- cfg->is_on = 0;
- cfg->is_on_set = 0;
-
- cfg->keep_workfiles = 0;
- cfg->keep_workfiles_set = 0;
-
- cfg->add_header_count = 0;
- cfg->add_header_count_set = 0;
-
- cfg->dechunk = 0;
- cfg->dechunk_set = 0;
-
- cfg->min_http = 0;
- cfg->min_http_set = 0;
-
- cfg->minimum_file_size = 300;
- cfg->minimum_file_size_set = 0;
-
- cfg->maximum_file_size = 0;
- cfg->maximum_file_size_set = 0;
-
- cfg->maximum_inmem_size = 0;
- cfg->maximum_inmem_size_set = 0;
-
- #ifdef WIN32
- mod_gzip_strcpy( cfg->temp_dir, "c:\\temp\\" );
- #else
- mod_gzip_strcpy( cfg->temp_dir, "/tmp/" );
- #endif
- cfg->temp_dir_set = 0;
-
- cfg->imap_total_entries = 0;
- cfg->imap_total_ismime = 0;
- cfg->imap_total_isfile = 0;
- cfg->imap_total_isuri = 0;
- cfg->imap_total_ishandler = 0;
- cfg->imap_total_isreqheader = 0;
- cfg->imap_total_isrspheader = 0;
-
- for ( i=0; i<MOD_GZIP_IMAP_MAXNAMES; i++ )
- {
- memset( &(cfg->imap[i]), 0, mod_gzip_imap_size );
- }
-
- #ifdef MOD_GZIP_COMMAND_VERSION_USED
- memset(
- cfg->command_version, 0, MOD_GZIP_COMMAND_VERSION_MAXLEN );
- cfg->command_version_set = 0;
- #endif
-
- #ifdef MOD_GZIP_CAN_NEGOTIATE
- cfg->can_negotiate = 0;
- cfg->can_negotiate_set = 0;
- #endif
-
- return 0;
-}
-
-#ifdef REFERENCE
-static void *mod_gzip_merge_dconfig(
-pool *p,
-void *parent_conf,
-void *newloc_conf
-)
-{
- mod_gzip_conf *merged_config = (mod_gzip_conf *) ap_pcalloc(p, sizeof(mod_gzip_conf));
- mod_gzip_conf *pconf = (mod_gzip_conf *) parent_conf;
- mod_gzip_conf *nconf = (mod_gzip_conf *) newloc_conf;
-
- mod_gzip_merge1(
- ( pool * ) p,
- ( mod_gzip_conf * ) merged_config,
- ( mod_gzip_conf * ) pconf,
- ( mod_gzip_conf * ) nconf
- );
-
- return (void *) merged_config;
-}
-#endif
-
-int mod_gzip_merge1(
-pool *p,
-mod_gzip_conf *merged_config,
-mod_gzip_conf *pconf,
-mod_gzip_conf *nconf )
-{
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_merge1():::::::";
- char ch1 = 0;
- #endif
-
- char *p1 = 0;
- char *p2 = 0;
- int i = 0;
- int ii = 0;
- int l1 = 0;
- int l2 = 0;
- int match = 0;
-
- int total = 0;
- int total_ismime = 0;
- int total_isfile = 0;
- int total_isuri = 0;
- int total_ishandler = 0;
- int total_isreqheader = 0;
- int total_isrspheader = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ",cn);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
-
- if ( nconf->is_on_set )
- {
- merged_config->is_on = nconf->is_on;
-
- ch1='!';
- }
- else
- {
- merged_config->is_on = pconf->is_on;
-
- ch1='=';
- }
-
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->is_on = %ld", cn, ch1, (long) merged_config->is_on );
-
- #else
-
- merged_config->is_on =
- ( nconf->is_on_set) ? nconf->is_on : pconf->is_on;
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
-
- if ( pconf->cmode == nconf->cmode )
- {
- merged_config->cmode = pconf->cmode;
-
- ch1='=';
- }
- else
- {
- merged_config->cmode = MOD_GZIP_CONFIG_MODE_COMBO;
-
- ch1='!';
- }
-
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->cmode = %ld", cn, ch1, (long) merged_config->cmode );
-
- #else
-
- merged_config->cmode =
- (pconf->cmode == nconf->cmode) ? pconf->cmode : MOD_GZIP_CONFIG_MODE_COMBO;
-
- #endif
-
- merged_config->loc = ap_pstrdup( p, nconf->loc );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .............. : merged_config->loc = [%s]", cn, npp(merged_config->loc));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- if ( !nconf->add_header_count_set )
- { merged_config->add_header_count = pconf->add_header_count; ch1='='; }
- else { merged_config->add_header_count = nconf->add_header_count; ch1='!'; }
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->add_header_count = %ld", cn, ch1, (long) merged_config->add_header_count );
- #else
- merged_config->add_header_count = ( !nconf->add_header_count_set ) ? pconf->add_header_count : nconf->add_header_count;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- if ( !nconf->keep_workfiles_set )
- { merged_config->keep_workfiles = pconf->keep_workfiles; ch1='='; }
- else { merged_config->keep_workfiles = nconf->keep_workfiles; ch1='!'; }
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->keep_workfiles = %ld", cn, ch1, (long) merged_config->keep_workfiles );
- #else
- merged_config->keep_workfiles = ( !nconf->keep_workfiles_set ) ? pconf->keep_workfiles : nconf->keep_workfiles;
- #endif
-
- #ifdef MOD_GZIP_CAN_NEGOTIATE
- #ifdef MOD_GZIP_DEBUG1
- if ( !nconf->can_negotiate_set )
- { merged_config->can_negotiate = pconf->can_negotiate; ch1='='; }
- else { merged_config->can_negotiate = nconf->can_negotiate; ch1='!'; }
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->can_negotiate = %ld", cn, ch1, (long) merged_config->can_negotiate );
- #else
- merged_config->can_negotiate = ( !nconf->can_negotiate_set ) ? pconf->can_negotiate : nconf->can_negotiate;
- #endif
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- if ( !nconf->dechunk_set )
- { merged_config->dechunk = pconf->dechunk; ch1='='; }
- else { merged_config->dechunk = nconf->dechunk; ch1='!'; }
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->dechunk = %ld", cn, ch1, (long) merged_config->dechunk );
- #else
- merged_config->dechunk = ( !nconf->dechunk_set ) ? pconf->dechunk : nconf->dechunk;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- if ( !nconf->min_http_set )
- { merged_config->min_http = pconf->min_http; ch1='='; }
- else { merged_config->min_http = nconf->min_http; ch1='!'; }
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->min_http = %ld", cn, ch1, (long) merged_config->min_http );
- #else
- merged_config->min_http = ( !nconf->min_http_set ) ? pconf->min_http : nconf->min_http;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- if ( !nconf->minimum_file_size_set )
- { merged_config->minimum_file_size = pconf->minimum_file_size; ch1='='; }
- else { merged_config->minimum_file_size = nconf->minimum_file_size; ch1='!'; }
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->minimum_file_size = %ld", cn, ch1, (long) merged_config->minimum_file_size );
- #else
- merged_config->minimum_file_size = ( !nconf->minimum_file_size_set ) ? pconf->minimum_file_size : nconf->minimum_file_size;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- if ( !nconf->maximum_file_size_set )
- { merged_config->maximum_file_size = pconf->maximum_file_size; ch1='='; }
- else { merged_config->maximum_file_size = nconf->maximum_file_size; ch1='!'; }
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->maximum_file_size = %ld", cn, ch1, (long) merged_config->maximum_file_size );
- #else
- merged_config->maximum_file_size = ( !nconf->maximum_file_size_set ) ? pconf->maximum_file_size : nconf->maximum_file_size;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- if ( !nconf->maximum_inmem_size_set )
- { merged_config->maximum_inmem_size = pconf->maximum_inmem_size; ch1='='; }
- else { merged_config->maximum_inmem_size = nconf->maximum_inmem_size; ch1='!'; }
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->maximum_inmem_size = %ld", cn, ch1, (long) merged_config->maximum_inmem_size );
- #else
- merged_config->maximum_inmem_size = ( !nconf->maximum_inmem_size_set ) ? pconf->maximum_inmem_size : nconf->maximum_inmem_size;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- if ( !nconf->temp_dir_set )
- { mod_gzip_strcpy(merged_config->temp_dir,pconf->temp_dir); ch1='='; }
- else { mod_gzip_strcpy(merged_config->temp_dir,nconf->temp_dir); ch1='!'; }
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->temp_dir = [%s]", cn, ch1,npp(merged_config->temp_dir));
- #else
- if ( !nconf->temp_dir_set )
- { mod_gzip_strcpy(merged_config->temp_dir,pconf->temp_dir); }
- else { mod_gzip_strcpy(merged_config->temp_dir,nconf->temp_dir); }
- #endif
-
- #ifdef MOD_GZIP_COMMAND_VERSION_USED
- #ifdef MOD_GZIP_DEBUG1
- if ( !nconf->command_version_set )
- { mod_gzip_strcpy(merged_config->command_version,pconf->command_version); ch1='='; }
- else { mod_gzip_strcpy(merged_config->command_version,nconf->command_version); ch1='!'; }
- mod_gzip_printf( "%s: pconf %c= nconf : merged_config->command_version = [%s]", cn, ch1,npp(merged_config->command_version));
- #else
- if ( !nconf->command_version_set )
- { mod_gzip_strcpy(merged_config->command_version,pconf->command_version); }
- else { mod_gzip_strcpy(merged_config->command_version,nconf->command_version); }
- #endif
- #endif
-
- total = 0;
-
- for ( i=0; i<nconf->imap_total_entries; i++ )
- {
- memcpy(
- &(merged_config->imap[i]),
- &(nconf->imap[i]),
- mod_gzip_imap_size
- );
-
- total++;
-
- if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISMIME )
- {
- total_ismime++;
- }
- else if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISFILE )
- {
- total_isfile++;
- }
- else if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISURI )
- {
- total_isuri++;
- }
- else if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISHANDLER )
- {
- total_ishandler++;
- }
- else if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISREQHEADER )
- {
- total_isreqheader++;
- }
- else if ( nconf->imap[i].type == MOD_GZIP_IMAP_ISRSPHEADER )
- {
- total_isrspheader++;
- }
- }
-
- for ( i=0; i<pconf->imap_total_entries; i++ )
- {
- p1 = pconf->imap[i].name;
- l1 = mod_gzip_strlen( p1 );
-
- match = -1;
-
- for ( ii=0; ii<nconf->imap_total_entries; ii++ )
- {
- p2 = nconf->imap[ii].name;
- l2 = nconf->imap[ii].namelen;
-
- if ( l1 == l2 )
- {
- if ( mod_gzip_strncmp( p1, p2, l1 ) == 0 )
- {
- match = ii;
-
- break;
- }
- }
- }
-
- if ( match != -1 )
- {
- }
- else
- {
- if ( total < MOD_GZIP_IMAP_MAXNAMES )
- {
- memcpy(
- &(merged_config->imap[ total ]),
- &(pconf->imap[i]),
- mod_gzip_imap_size
- );
-
- total++;
-
- if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISMIME )
- {
- total_ismime++;
- }
- else if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISFILE )
- {
- total_isfile++;
- }
- else if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISURI )
- {
- total_isuri++;
- }
- else if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISHANDLER )
- {
- total_ishandler++;
- }
- else if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISREQHEADER )
- {
- total_isreqheader++;
- }
- else if ( pconf->imap[i].type == MOD_GZIP_IMAP_ISRSPHEADER )
- {
- total_isrspheader++;
- }
- }
- }
- }
-
- merged_config->imap_total_entries = total;
- merged_config->imap_total_ismime = total_ismime;
- merged_config->imap_total_isfile = total_isfile;
- merged_config->imap_total_isuri = total_isuri;
- merged_config->imap_total_ishandler = total_ishandler;
- merged_config->imap_total_isreqheader = total_isreqheader;
- merged_config->imap_total_isrspheader = total_isrspheader;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_entries = %ld", cn, (long) merged_config->imap_total_entries );
- mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_ismime = %ld", cn, (long) merged_config->imap_total_ismime );
- mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_isfile = %ld", cn, (long) merged_config->imap_total_isfile );
- mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_isuri = %ld", cn, (long) merged_config->imap_total_isuri );
- mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_ishandler = %ld", cn, (long) merged_config->imap_total_ishandler );
- mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_isreqheader = %ld", cn, (long) merged_config->imap_total_isreqheader );
- mod_gzip_printf( "%s: pconf += nconf : merged_config->imap_total_isrspheader = %ld", cn, (long) merged_config->imap_total_isrspheader );
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ",cn);
- #endif
-
- return 0;
-}
-
-static const char *
-mod_gzip_set_is_on( cmd_parms *parms, void *cfg, char *arg )
-{
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_is_on()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_server_now = srv;
-
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) );
-
- #endif
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- #ifdef MOD_GZIP_ALTERNATIVE1
-
- mgc = ( mod_gzip_conf * )
- ap_get_module_config(parms->server->module_config, &gzip_module);
- #endif
-
- if ( ( arg[0] == 'Y' )||( arg[0] == 'y' ) )
- {
- mgc->is_on = 1;
- }
- else
- {
- mgc->is_on = 0;
- }
-
- mgc->is_on_set = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]", cn, npp(mgc->loc));
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]", cn, npp(srv->server_hostname));
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode );
- mod_gzip_printf( "%s: mgc->is_on = %ld", cn, (long) mgc->is_on );
- mod_gzip_printf( "%s: mgc->is_on_set = %ld", cn, (long) mgc->is_on_set );
- #endif
-
- return NULL;
-}
-
-static const char *
-mod_gzip_set_add_header_count( cmd_parms *parms, void *cfg, char *arg )
-{
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_add_header_count()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) );
- #endif
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- if ( ( arg[0] == 'Y' )||( arg[0] == 'y' ) )
- {
- mgc->add_header_count = 1;
- }
- else
- {
- mgc->add_header_count = 0;
- }
-
- mgc->add_header_count_set = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc));
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode );
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname));
- mod_gzip_printf( "%s: mgc->add_header_count = %ld", cn,
- (long) mgc->add_header_count );
- mod_gzip_printf( "%s: mgc->add_header_count_set = %ld", cn,
- (long) mgc->add_header_count_set );
- #endif
-
- return NULL;
-}
-
-static const char *
-mod_gzip_set_keep_workfiles( cmd_parms *parms, void *cfg, char *arg )
-{
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_keep_workfiles()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) );
- #endif
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- if ( ( arg[0] == 'Y' )||( arg[0] == 'y' ) )
- {
- mgc->keep_workfiles = 1;
- }
- else
- {
- mgc->keep_workfiles = 0;
- }
-
- mgc->keep_workfiles_set = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc) );
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode );
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname) );
- mod_gzip_printf( "%s: mgc->keep_workfiles = %ld", cn,
- (long) mgc->keep_workfiles );
- mod_gzip_printf( "%s: mgc->keep_workfiles_set = %ld", cn,
- (long) mgc->keep_workfiles_set );
- #endif
-
- return NULL;
-}
-
-#ifdef MOD_GZIP_CAN_NEGOTIATE
-static const char *
-mod_gzip_set_can_negotiate( cmd_parms *parms, void *cfg, char *arg )
-{
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_can_negotiate()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) );
- #endif
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- if ( ( arg[0] == 'Y' )||( arg[0] == 'y' ) )
- {
- mgc->can_negotiate = 1;
- }
- else
- {
- mgc->can_negotiate = 0;
- }
-
- mgc->can_negotiate_set = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc) );
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode );
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname) );
- mod_gzip_printf( "%s: mgc->can_negotiate = %ld", cn,
- (long) mgc->can_negotiate );
- mod_gzip_printf( "%s: mgc->can_negotiate_set = %ld", cn,
- (long) mgc->can_negotiate_set );
- #endif
-
- return NULL;
-}
-#endif
-
-static const char *
-mod_gzip_set_dechunk( cmd_parms *parms, void *cfg, char *arg )
-{
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_dechunk()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) );
- #endif
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- if ( ( arg[0] == 'Y' )||( arg[0] == 'y' ) )
- {
- mgc->dechunk = 1;
- }
- else
- {
- mgc->dechunk = 0;
- }
-
- mgc->dechunk_set = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc) );
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode );
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname) );
- mod_gzip_printf( "%s: mgc->dechunk = %ld", cn,
- (long) mgc->dechunk );
- mod_gzip_printf( "%s: mgc->dechunk_set = %ld", cn,
- (long) mgc->dechunk_set );
- #endif
-
- return NULL;
-}
-
-static const char *
-mod_gzip_set_min_http( cmd_parms *parms, void *cfg, char *arg )
-{
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_min_http()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) );
- #endif
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- mgc->min_http = (int) atoi( arg );
- mgc->min_http_set = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc));
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode );
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname));
- mod_gzip_printf( "%s: mgc->min_http = %ld", cn,
- (long) mgc->min_http );
- mod_gzip_printf( "%s: mgc->min_http = %ld", cn,
- (long) mgc->min_http_set );
- #endif
-
- return NULL;
-}
-
-static const char *
-mod_gzip_set_minimum_file_size( cmd_parms *parms, void *cfg, char *arg )
-{
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_minimum_file_size()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg));
- #endif
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- mgc->minimum_file_size = (long) atol( arg );
- mgc->minimum_file_size_set = 1;
-
- if ( mgc->minimum_file_size < 300 )
- {
- mgc->minimum_file_size = 300;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc));
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode );
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname));
- mod_gzip_printf( "%s: mgc->minimum_file_size = %ld", cn,
- (long) mgc->minimum_file_size );
- mod_gzip_printf( "%s: mgc->minimum_file_size = %ld", cn,
- (long) mgc->minimum_file_size_set );
- #endif
-
- return NULL;
-}
-
-static const char *
-mod_gzip_set_maximum_file_size( cmd_parms *parms, void *cfg, char *arg )
-{
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_maximum_file_size()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg));
- #endif
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- mgc->maximum_file_size = (long) atol( arg );
- mgc->maximum_file_size_set = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc));
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode );
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname));
- mod_gzip_printf( "%s: mgc->maximum_file_size = %ld", cn,
- (long) mgc->maximum_file_size );
- mod_gzip_printf( "%s: mgc->maximum_file_size = %ld", cn,
- (long) mgc->maximum_file_size_set );
- #endif
-
- return NULL;
-}
-
-static const char *
-mod_gzip_set_maximum_inmem_size( cmd_parms *parms, void *cfg, char *arg )
-{
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_maximum_inmem_size()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) );
- #endif
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- mgc->maximum_inmem_size = (long) atol(arg);
- mgc->maximum_inmem_size_set = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]",cn, npp(mgc->loc));
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode );
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]",cn, npp(srv->server_hostname));
- mod_gzip_printf( "%s: mgc->maximum_inmem_size = %ld", cn,
- (long) mgc->maximum_inmem_size );
- mod_gzip_printf( "%s: mgc->maximum_inmem_size = %ld", cn,
- (long) mgc->maximum_inmem_size_set );
- #endif
-
- return NULL;
-}
-
-static const char *
-mod_gzip_set_temp_dir( cmd_parms *parms, void *cfg, char *arg )
-{
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_temp_dir()";
- #endif
-
- int arglen = 0;
- int rc = 0;
-
- struct stat sbuf;
-
- #ifdef WIN32
- char dirsep[]="\\";
- #else
- char dirsep[]="/";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- #endif
-
- if ( !arg )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ERROR: 'arg' is NULL...", cn );
- mod_gzip_printf( "%s: ERROR: No valid directory supplied.", cn );
- #endif
-
- return "mod_gzip_temp_dir: ERROR: No valid directory supplied.";
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) );
- #endif
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- arglen = mod_gzip_strlen( arg );
-
- if ( arglen < 256 )
- {
- mod_gzip_strcpy( mgc->temp_dir, arg );
- mgc->temp_dir_set = 1;
-
- if ( arglen > 0 )
- {
- if (( arglen == 1 ) && ( *arg == 32 ))
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Special ONE SPACE pickup seen.", cn );
- mod_gzip_printf( "%s: temp_dir set to NOTHING.", cn );
- #endif
-
- mod_gzip_strcpy( mgc->temp_dir, "" );
- }
- else
- {
- if ( ( *(mgc->temp_dir+(arglen-1)) != '\\' ) &&
- ( *(mgc->temp_dir+(arglen-1)) != '/' ) )
- {
- mod_gzip_strcat( mgc->temp_dir, dirsep );
- }
-
- rc = stat( mgc->temp_dir, &sbuf );
-
- if ( rc )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... stat() call FAILED",cn);
- mod_gzip_printf( "%s: Directory name is not valid.",cn);
- #endif
-
- return "mod_gzip_temp_dir: ERROR: Directory does not exist.";
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... stat() call SUCCEEDED",cn);
- mod_gzip_printf( "%s: Directory name appears to be valid.",cn);
- #endif
- }
- }
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]", cn, npp(mgc->loc));
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]", cn, npp(srv->server_hostname));
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode);
- mod_gzip_printf( "%s: mgc->temp_dir = [%s]", cn, npp(mgc->temp_dir));
- mod_gzip_printf( "%s: mgc->temp_dir_set = %d", cn, mgc->temp_dir_set);
- #endif
-
- return NULL;
- }
- else
- {
- return "mod_gzip_temp_dir pathname must be less than 256 characters.";
- }
-}
-
-#ifdef MOD_GZIP_COMMAND_VERSION_USED
-static const char *
-mod_gzip_set_command_version( cmd_parms *parms, void *cfg, char *arg )
-{
- mod_gzip_conf *mgc;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_command_version()";
- #endif
-
- int arglen = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- #endif
-
- if ( !arg )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ERROR: 'arg' is NULL...", cn );
- mod_gzip_printf( "%s: ERROR: No valid string supplied.", cn );
- #endif
-
- return "mod_gzip_command_version: ERROR: No valid string supplied.";
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: arg=[%s]", cn, npp(arg) );
- #endif
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- arglen = mod_gzip_strlen( arg );
-
- if ( arglen < MOD_GZIP_COMMAND_VERSION_MAXLEN )
- {
- mod_gzip_strcpy( mgc->command_version, arg );
- mgc->command_version_set = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]", cn, npp(mgc->loc));
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]", cn, npp(srv->server_hostname));
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode);
- mod_gzip_printf( "%s: mgc->command_version = [%s]", cn, npp(mgc->command_version));
- mod_gzip_printf( "%s: mgc->command_version_set = %d", cn, mgc->command_version_set);
- #endif
-
- return NULL;
- }
- else
- {
- return "mod_gzip_command_version string must be less than 128 characters.";
- }
-}
-#endif
-
-static const char *
-mod_gzip_imap_add_item(
-cmd_parms *parms,
-mod_gzip_conf *mgc,
-char *a1,
-char *a2,
-int flag1
-)
-{
- int x;
- char *p1;
- int ignorecase=0;
-
- int this_include=flag1;
- int this_type=0;
- int this_action=0;
- int this_direction=0;
- unsigned this_port=0;
- int this_len1=0;
- regex_t *this_pregex=NULL;
-
- char *regex;
-
- /* Diagnostic only
- #define MOD_GZIP_TEST_REGEX1
- */
- #ifdef MOD_GZIP_TEST_REGEX1
- char string[129];
- int regex_error;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_imap_add_item()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: 1 a1=[%s]", cn, npp(a1));
- mod_gzip_printf( "%s: 1 a2=[%s]", cn, npp(a2));
-
- mod_gzip_printf( "%s: mgc->imap_total_entries = %d",
- cn, mgc->imap_total_entries );
- mod_gzip_printf( "%s: mgc->imap_total_ismime = %d",
- cn, mgc->imap_total_ismime );
- mod_gzip_printf( "%s: mgc->imap_total_isfile = %d",
- cn, mgc->imap_total_isfile );
- mod_gzip_printf( "%s: mgc->imap_total_isuri = %d",
- cn, mgc->imap_total_isuri );
- mod_gzip_printf( "%s: mgc->imap_total_ishandler = %d",
- cn, mgc->imap_total_ishandler );
- mod_gzip_printf( "%s: mgc->imap_total_isreqheader = %d",
- cn, mgc->imap_total_isreqheader );
- mod_gzip_printf( "%s: mgc->imap_total_isrspheader = %d",
- cn, mgc->imap_total_isrspheader );
-
- if ( flag1 == 1 )
- {
- mod_gzip_printf( "%s: flag1 = %d = INCLUDE", cn, flag1 );
- }
- else if ( flag1 == 0 )
- {
- mod_gzip_printf( "%s: flag1 = %d = EXCLUDE", cn, flag1 );
- }
- else
- {
- mod_gzip_printf( "%s: flag1 = %d = ??? Unknown value", cn, flag1 );
- }
-
- #endif
-
- this_type = MOD_GZIP_IMAP_ISNONE;
-
- if ( mod_gzip_strnicmp( a1, "mime", 4 ) == 0 )
- {
- this_type = MOD_GZIP_IMAP_ISMIME;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISMIME", cn);
- #endif
- }
- else if ( mod_gzip_strnicmp( a1, "file", 4 ) == 0 )
- {
- this_type = MOD_GZIP_IMAP_ISFILE;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISFILE",cn);
- #endif
- }
- else if ( mod_gzip_strnicmp( a1, "ur", 2 ) == 0 )
- {
- /* Allow user to specify EITHER 'uri' or 'url' for this 'type' */
-
- this_type = MOD_GZIP_IMAP_ISURI;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISURI",cn);
- #endif
- }
- else if ( mod_gzip_strnicmp( a1, "hand", 4 ) == 0 )
- {
- this_type = MOD_GZIP_IMAP_ISHANDLER;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISHANDLER",cn);
- #endif
- }
- else if ( mod_gzip_strnicmp( a1, "reqh", 4 ) == 0 )
- {
- this_type = MOD_GZIP_IMAP_ISREQHEADER;
- this_direction = MOD_GZIP_REQUEST;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISREQHEADER",cn);
- #endif
- }
- else if ( mod_gzip_strnicmp( a1, "rsph", 4 ) == 0 )
- {
- this_type = MOD_GZIP_IMAP_ISRSPHEADER;
- this_direction = MOD_GZIP_RESPONSE;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: this_type = MOD_GZIP_IMAP_ISRSPHEADER",cn);
- #endif
- }
-
- if ( this_type == MOD_GZIP_IMAP_ISNONE )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: this_type = ?? UNKNOWN ??",cn);
- mod_gzip_printf( "%s: Exit > return( ERRORSTRING ) >",cn);
- #endif
-
- return "mod_gzip: ERROR: Valid item types are mime,file,uri,handler,reqheader or rspheader";
- }
-
- p1 = a2;
-
- if ( ( this_type == MOD_GZIP_IMAP_ISREQHEADER ) ||
- ( this_type == MOD_GZIP_IMAP_ISRSPHEADER ) )
- {
- while((*p1!=0)&&(*p1!=':')) { p1++; this_len1++; }
-
- if (*p1==':')
- {
- if ( this_len1 < 1 )
- {
- return "mod_gzip: ERROR: Missing HTTP field name.";
- }
-
- p1++;
- }
- else
- {
- return "mod_gzip: ERROR: Missing HTTP field name. No colon found.";
- }
-
- while((*p1!=0)&&(*p1<33)) p1++;
- }
-
- regex = p1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: regex = [%s]", cn, npp(regex) );
- #endif
-
- if ( !*regex )
- {
- return "mod_gzip: ERROR: Missing regular expression string.";
- }
-
- ignorecase = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ignorecase = %d",cn,ignorecase);
- mod_gzip_printf( "%s: Call ap_pregcomp(%s)...",cn,npp(regex));
- #endif
-
- this_pregex =
- ap_pregcomp(parms->pool, regex,
- (REG_EXTENDED | REG_NOSUB
- | (ignorecase ? REG_ICASE : 0)));
-
- if ( this_pregex == NULL )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... ap_pregcomp(%s) FAILED...",cn,npp(regex));
- mod_gzip_printf( "%s: regex 'pre-compile' FAILED...", cn );
- mod_gzip_printf( "%s: Exit > return( ERRORSTRING ) >",cn);
- #endif
-
- return "mod_gzip: ERROR: Regular expression compile failed.";
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... ap_pregcomp(%s) SUCCEEDED...",cn,npp(regex));
- mod_gzip_printf( "%s: regex 'pre-compiled' OK", cn );
- #endif
-
- #ifdef MOD_GZIP_TEST_REGEX1
-
- if ( ( this_type == MOD_GZIP_IMAP_ISREQHEADER ) ||
- ( this_type == MOD_GZIP_IMAP_ISRSPHEADER ) )
- {
- mod_gzip_strcpy(
- string,
- "Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt; TUCOWS)"
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call ap_regexec( regex=[%s], string=[%s] )",
- cn, npp(regex), npp(string) );
- #endif
-
- regex_error = ap_regexec(this_pregex, string, 0, (regmatch_t *)NULL,0);
-
- #ifdef MOD_GZIP_DEBUG1
- if ( regex_error != 0 )
- mod_gzip_printf( "%s: regex_error = %d = NO MATCH!", cn, regex_error );
- else
- mod_gzip_printf( "%s: regex_error = %d = MATCH!", cn, regex_error );
- #endif
- }
-
- #endif /* MOD_GZIP_TEST_REGEX1 */
-
- this_action = MOD_GZIP_IMAP_STATIC1;
-
- #ifdef FUTURE_USE
-
- if ( ( this_action != MOD_GZIP_IMAP_DYNAMIC1 ) &&
- ( this_action != MOD_GZIP_IMAP_DYNAMIC2 ) &&
- ( this_action != MOD_GZIP_IMAP_STATIC1 ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: this_action = %d = MOD_GZIP_IMAP_??? Unknown action",cn,this_action);
- mod_gzip_printf( "%s: return( mod_gzip: ERROR: Unrecognized item 'action'",cn);
- #endif
-
- return( "mod_gzip: ERROR: Unrecognized item 'action'" );
- }
-
- #endif
-
- if ( mgc->imap_total_entries < MOD_GZIP_IMAP_MAXNAMES )
- {
- if ( mod_gzip_strlen( a2 ) < MOD_GZIP_IMAP_MAXNAMELEN )
- {
- x = mgc->imap_total_entries;
-
- p1 = a2;
-
- mod_gzip_strcpy( mgc->imap[x].name, p1 );
-
- mgc->imap[x].namelen = mod_gzip_strlen( mgc->imap[x].name );
-
- mgc->imap[x].include = this_include;
- mgc->imap[x].type = this_type;
- mgc->imap[x].action = this_action;
- mgc->imap[x].direction = this_direction;
- mgc->imap[x].port = this_port;
- mgc->imap[x].len1 = this_len1;
- mgc->imap[x].pregex = this_pregex;
-
- mgc->imap_total_entries++;
-
- if ( this_type == MOD_GZIP_IMAP_ISMIME )
- {
- mgc->imap_total_ismime++;
- }
- else if ( this_type == MOD_GZIP_IMAP_ISFILE )
- {
- mgc->imap_total_isfile++;
- }
- else if ( this_type == MOD_GZIP_IMAP_ISURI )
- {
- mgc->imap_total_isuri++;
- }
- else if ( this_type == MOD_GZIP_IMAP_ISHANDLER )
- {
- mgc->imap_total_ishandler++;
- }
- else if ( this_type == MOD_GZIP_IMAP_ISREQHEADER )
- {
- mgc->imap_total_isreqheader++;
- }
- else if ( this_type == MOD_GZIP_IMAP_ISRSPHEADER )
- {
- mgc->imap_total_isrspheader++;
- }
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: return( mod_gzip: ERROR: Item name is too long",cn);
- #endif
-
- return( "mod_gzip: ERROR: Item name is too long" );
- }
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: return( mod_gzip: ERROR: Item index is full",cn);
- #endif
-
- return( "mod_gzip: ERROR: Item index is full" );
- }
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: mgc->imap_total_entries = %d",
- cn, mgc->imap_total_entries );
- mod_gzip_printf( "%s: mgc->imap_total_ismime = %d",
- cn, mgc->imap_total_ismime );
- mod_gzip_printf( "%s: mgc->imap_total_isfile = %d",
- cn, mgc->imap_total_isfile );
- mod_gzip_printf( "%s: mgc->imap_total_isuri = %d",
- cn, mgc->imap_total_isuri );
- mod_gzip_printf( "%s: mgc->imap_total_ishandler = %d",
- cn, mgc->imap_total_ishandler );
- mod_gzip_printf( "%s: mgc->imap_total_isreqheader = %d",
- cn, mgc->imap_total_isreqheader );
- mod_gzip_printf( "%s: mgc->imap_total_isrspheader = %d",
- cn, mgc->imap_total_isrspheader );
-
- mod_gzip_printf( "%s: Exit > return( NULL ) >",cn);
-
- #endif
-
- return NULL;
-}
-
-static const char *
-mod_gzip_set_item_include( cmd_parms *parms, void *cfg, char *a1, char *a2 )
-{
- mod_gzip_conf *mgc;
- char *arg;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_item_include()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: a1=[%s]", cn, npp(a1) );
- mod_gzip_printf( "%s: a2=[%s]", cn, npp(a2) );
- #endif
-
- arg = a1;
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]", cn, npp(mgc->loc));
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]", cn, npp(srv->server_hostname));
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode );
- #endif
-
- return( mod_gzip_imap_add_item( parms, mgc, a1, a2, 1 ) );
-}
-
-static const char *
-mod_gzip_set_item_exclude( cmd_parms *parms, void *cfg, char *a1, char *a2 )
-{
- mod_gzip_conf *mgc;
- char *arg;
-
- #ifdef MOD_GZIP_DEBUG1
- server_rec *srv = parms->server;
- char cn[]="mod_gzip_set_item_exclude()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = srv;
- mod_gzip_printf( " ");
- mod_gzip_printf( "%s: Entry", cn );
- mod_gzip_printf( "%s: a1=[%s]", cn, npp(a1));
- mod_gzip_printf( "%s: a2=[%s]", cn, npp(a2));
- #endif
-
- arg = a1;
-
- mgc = ( mod_gzip_conf * ) cfg;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mgc->loc = [%s]", cn, npp(mgc->loc));
- mod_gzip_printf( "%s: srv->is_virtual = %ld", cn, (long)srv->is_virtual );
- mod_gzip_printf( "%s: srv->server_hostname = [%s]", cn, npp(srv->server_hostname));
- mod_gzip_printf( "%s: mgc->cmode = %ld", cn, (long) mgc->cmode );
- #endif
-
- return( mod_gzip_imap_add_item( parms, mgc, a1, a2, 0 ) );
-}
-
-static void *mod_gzip_create_dconfig(
-pool *p,
-char *dirspec
-)
-{
- mod_gzip_conf *cfg;
- char *dname = dirspec;
-
- cfg = (mod_gzip_conf *) ap_pcalloc(p, sizeof(mod_gzip_conf));
-
- cfg->cmode = MOD_GZIP_CONFIG_MODE_DIRECTORY;
-
- dname = (dname != NULL) ? dname : "";
-
- cfg->loc = ap_pstrcat(p, "DIR(", dname, ")", NULL);
-
- mod_gzip_set_defaults1( (mod_gzip_conf *) cfg );
-
- return (void *) cfg;
-}
-
-static void *mod_gzip_merge_dconfig(
-pool *p,
-void *parent_conf,
-void *newloc_conf
-)
-{
- mod_gzip_conf *merged_config = (mod_gzip_conf *) ap_pcalloc(p, sizeof(mod_gzip_conf));
- mod_gzip_conf *pconf = (mod_gzip_conf *) parent_conf;
- mod_gzip_conf *nconf = (mod_gzip_conf *) newloc_conf;
-
- mod_gzip_merge1(
- ( pool * ) p,
- ( mod_gzip_conf * ) merged_config,
- ( mod_gzip_conf * ) pconf,
- ( mod_gzip_conf * ) nconf
- );
-
- return (void *) merged_config;
-}
-
-static void *mod_gzip_create_sconfig(
-pool *p,
-server_rec *s
-)
-{
- mod_gzip_conf *cfg;
- char *sname = s->server_hostname;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_server_now = s;
- #endif
-
- cfg = (mod_gzip_conf *) ap_pcalloc(p, sizeof(mod_gzip_conf));
-
- cfg->cmode = MOD_GZIP_CONFIG_MODE_SERVER;
-
- sname = (sname != NULL) ? sname : "";
-
- cfg->loc = ap_pstrcat(p, "SVR(", sname, ")", NULL);
-
- mod_gzip_set_defaults1( (mod_gzip_conf *) cfg );
-
- return (void *) cfg;
-}
-
-static void *mod_gzip_merge_sconfig(
-pool *p,
-void *parent_conf,
-void *newloc_conf
-)
-{
- mod_gzip_conf *merged_config = (mod_gzip_conf *) ap_pcalloc(p, sizeof(mod_gzip_conf));
- mod_gzip_conf *pconf = (mod_gzip_conf *) parent_conf;
- mod_gzip_conf *nconf = (mod_gzip_conf *) newloc_conf;
-
- mod_gzip_merge1(
- ( pool * ) p,
- ( mod_gzip_conf * ) merged_config,
- ( mod_gzip_conf * ) pconf,
- ( mod_gzip_conf * ) nconf
- );
-
- return (void *) merged_config;
-}
-
-char mod_gzip_command_no_longer_supported[] =
-"Configuration directive no longer supported.";
-
-static const char *
-mod_gzip_obsolete_command( cmd_parms *parms, void *cfg, char *arg )
-{
- return mod_gzip_command_no_longer_supported;
-}
-
-static const command_rec mod_gzip_cmds[] =
-{
- {"mod_gzip_on", mod_gzip_set_is_on, NULL, OR_OPTIONS, TAKE1,
- "Yes=mod_gzip will handle requests. No=mod_gzip is disabled."},
- {"mod_gzip_add_header_count", mod_gzip_set_add_header_count, NULL, OR_OPTIONS, TAKE1,
- "Yes=Add header byte counts to Common Log Format output total(s)."},
- {"mod_gzip_keep_workfiles", mod_gzip_set_keep_workfiles, NULL, OR_OPTIONS, TAKE1,
- "Yes=Keep any work files used. No=Automatically delete any work files used."},
- {"mod_gzip_dechunk", mod_gzip_set_dechunk, NULL, OR_OPTIONS, TAKE1,
- "Yes=Allow removal of 'Transfer-encoding: chunked' when necessary."},
- {"mod_gzip_min_http", mod_gzip_set_min_http, NULL, OR_OPTIONS, TAKE1,
- "Minimum HTTP protocol value to support. 1000 = HTTP/1.0 1001 = HTTP/1.1"},
- {"mod_gzip_minimum_file_size", mod_gzip_set_minimum_file_size, NULL, OR_OPTIONS, TAKE1,
- "Minimum size ( bytes ) of a file eligible for compression"},
- {"mod_gzip_maximum_file_size", mod_gzip_set_maximum_file_size, NULL, OR_OPTIONS, TAKE1,
- "Maximum size ( bytes ) of a file eligible for compression"},
- {"mod_gzip_maximum_inmem_size", mod_gzip_set_maximum_inmem_size, NULL, OR_OPTIONS, TAKE1,
- "Maximum size ( bytes ) to use for in-memory compression."},
- {"mod_gzip_temp_dir", mod_gzip_set_temp_dir, NULL, OR_OPTIONS, TAKE1,
- "The directory to use for work files and compression cache"},
- {"mod_gzip_item_include", mod_gzip_set_item_include, NULL, OR_OPTIONS, TAKE2,
- "\r\nARG1=[mime,handler,file,uri,reqheader,rspheader] \r\nARG2=[Name of item to INCLUDE in list of things that should be compressed]"},
- {"mod_gzip_item_exclude", mod_gzip_set_item_exclude, NULL, OR_OPTIONS, TAKE2,
- "\r\nARG1=[mime,handler,file,uri,reqheader,rspheader] \r\nARG2=[Name of item to EXCLUDE from list of things that should be compressed]"},
- {"mod_gzip_add_vinfo", mod_gzip_obsolete_command, NULL, OR_OPTIONS, TAKE1,
- mod_gzip_command_no_longer_supported },
- {"mod_gzip_do_static_files", mod_gzip_obsolete_command, NULL, OR_OPTIONS, TAKE1,
- mod_gzip_command_no_longer_supported },
- {"mod_gzip_do_cgi", mod_gzip_obsolete_command, NULL, OR_OPTIONS, TAKE1,
- mod_gzip_command_no_longer_supported },
- {"mod_gzip_verbose_debug", mod_gzip_obsolete_command, NULL, OR_OPTIONS, TAKE1,
- mod_gzip_command_no_longer_supported },
- {"mod_gzip_post_on", mod_gzip_obsolete_command, NULL, OR_OPTIONS, TAKE1,
- mod_gzip_command_no_longer_supported },
- #ifdef MOD_GZIP_COMMAND_VERSION_USED
- {"mod_gzip_command_version", mod_gzip_set_command_version, NULL, OR_OPTIONS, TAKE1,
- "User defined pickup string to use for mod_gzip version command."},
- #endif
- #ifdef MOD_GZIP_CAN_NEGOTIATE
- {"mod_gzip_can_negotiate", mod_gzip_set_can_negotiate, NULL, OR_OPTIONS, TAKE1,
- "Yes=Negotiate/send static compressed versions of files No=Do not negotiate."},
- #endif
- {NULL}
-};
-
-static const handler_rec mod_gzip_handlers[] =
-{
- {"mod_gzip_handler", mod_gzip_handler},
- {CGI_MAGIC_TYPE, mod_gzip_handler},
- {"cgi-script", mod_gzip_handler},
- {"*", mod_gzip_handler},
- {NULL}
-};
-
-module MODULE_VAR_EXPORT gzip_module =
-{
- STANDARD_MODULE_STUFF,
- mod_gzip_init,
- mod_gzip_create_dconfig,
- mod_gzip_merge_dconfig,
- mod_gzip_create_sconfig,
- mod_gzip_merge_sconfig,
- mod_gzip_cmds,
- mod_gzip_handlers,
- NULL,
- NULL,
- NULL,
- NULL,
- mod_gzip_type_checker,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL
-};
-
-#ifdef NETWARE
-int main(int argc, char *argv[])
-{
- ExitThread(TSR_THREAD, 0);
-}
-#endif
-
-long mod_gzip_send(
-char *buf,
-long buflen,
-request_rec *r
-)
-{
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_send()";
- #endif
-
- int bytes_to_send = 0;
- int bytes_sent = 0;
- long bytes_left = buflen;
- long total_bytes_sent = 0;
-
- char *p1=buf;
- int p1maxlen=4096;
-
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_SEND1
- mod_gzip_printf("%s: Entry...",cn);
- mod_gzip_printf("%s: buf = %ld",cn,(long)buf);
- mod_gzip_printf("%s: buflen = %ld",cn,(long)buflen);
- mod_gzip_printf("%s: r = %ld",cn,(long)r);
- #endif
- #endif
-
- if ( !buf ) return 0;
- if ( !buflen ) return 0;
- if ( !r ) return 0;
-
- for (;;)
- {
- if ( bytes_left <= 0 )
- {
- break;
- }
-
- bytes_to_send = p1maxlen;
-
- if ( bytes_to_send > bytes_left )
- {
- bytes_to_send = bytes_left;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_SEND1
- mod_gzip_printf("%s: Call ap_rwrite(bytes_to_send=%d)...",cn,bytes_to_send);
- #endif
- #endif
-
- bytes_sent =
- ap_rwrite(
- p1,
- bytes_to_send,
- (request_rec *) r
- );
-
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_SEND1
- mod_gzip_printf("%s: Back ap_rwrite(bytes_to_send=%d)...",cn,bytes_to_send);
- mod_gzip_printf("%s: bytes_sent = %d",cn,bytes_sent);
- #endif
- #endif
-
- if ( bytes_sent > 0 )
- {
- total_bytes_sent += bytes_sent;
- bytes_left -= bytes_sent;
- p1 += bytes_sent;
- }
- else
- {
- break;
- }
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf("%s: Done > return( total_bytes_sent = %ld ) >",
- cn, (long) total_bytes_sent);
- #endif
-
- return( total_bytes_sent );
-}
-
-int mod_gzip_redir1_handler(
-request_rec *r,
-mod_gzip_conf *dconf
-)
-{
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_redir1_handler()";
- #endif
-
- int rc = 0;
- int status = 0;
- int pid = 0;
- int save_socket = 0;
-
- int dconf__keep_workfiles = 0;
- char *dconf__temp_dir = 0;
-
- char tempfile_redir1[ MOD_GZIP_MAX_PATH_LEN + 2 ];
-
- #ifdef WIN32
- int save_flags = 0;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( " " );
- mod_gzip_printf( "%s: Entry...",cn);
- #endif
-
- tempfile_redir1[0] = 0;
-
- dconf__keep_workfiles = dconf->keep_workfiles;
- dconf__temp_dir = dconf->temp_dir;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->proxyreq = %d", cn, (int) r->proxyreq );
- mod_gzip_printf( "%s: dconf__keep_workfiles = %d", cn, (int) dconf__keep_workfiles );
- mod_gzip_printf( "%s: dconf__temp_dir = [%s]", cn, npp(dconf__temp_dir));
- #endif
-
- ap_table_setn( r->notes,
- "mod_gzip_running",ap_pstrdup(r->pool,"1"));
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->notes->mod_gzip_running set to '1'",cn);
- #endif
-
- pid = getpid();
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Saving 'r->connection->client->fd' value to 'save_socket' stack variable...",cn);
- #endif
-
- save_socket = (int) r->connection->client->fd;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'r->connection->client->fd' saved to 'save_socket' stack variable",cn);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Creating 'tempfile_redir1' string now...",cn);
- #endif
-
- mod_gzip_create_unique_filename(
- dconf__temp_dir,
- (char *) tempfile_redir1,
- MOD_GZIP_MAX_PATH_LEN
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: tempfile_redir1 = [%s]",cn,npp(tempfile_redir1));
- mod_gzip_printf( "%s: Call mod_gzip_dyn1_getfdo1(%s)...",cn,npp(tempfile_redir1));
- #endif
-
- status = mod_gzip_dyn1_getfdo1( r, tempfile_redir1 );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_dyn1_getfdo1(%s)...",cn,npp(tempfile_redir1));
- #endif
-
- if ( status != OK )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_dyn1_getfdo1(%s)...",cn,npp(tempfile_redir1));
- mod_gzip_printf( "%s: .... mod_gzip_dyn1_getfdo1() call FAILED",cn);
- mod_gzip_printf( "%s: status = %d",cn,status);
- #endif
-
- #ifdef WIN32
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_WARNING, r->server,
- "mod_gzip: ERROR: CreateFile(%s) in dyn1_getfdo1",tempfile_redir1);
- #else
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_WARNING, r->server,
- "mod_gzip: ERROR: fopen(%s) in dyn1_getfdo1",tempfile_redir1);
- #endif
-
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_WARNING, r->server,
- "mod_gzip: ERROR: %s",mod_gzip_check_permissions);
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,
- "mod_gzip_result",ap_pstrdup(r->pool,"DECLINED:DYN1_OPENFAIL_BODY"));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_dyn1_getfdo1(%s)...",cn,npp(tempfile_redir1));
- mod_gzip_printf( "%s: .... mod_gzip_dyn1_getfdo1() call SUCCEEDED",cn);
- #endif
- }
-
- #ifdef WIN32
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: WIN32: Saves/restores B_SOCKET flag as well...",cn);
- mod_gzip_printf( "%s: WIN32: Saving 'r->connection->client->flags' value to 'save_flags' stack variable...",cn);
- #endif
-
- save_flags = (int) r->connection->client->flags;
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags = %ld", cn, (long) r->connection->client->flags );
-
- if ( r->connection->client->flags & B_SOCKET )
- {
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is TRUE",cn);
- }
- else
- {
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is FALSE",cn);
- }
-
- #endif
-
- if ( r->connection->client->flags & B_SOCKET )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: WIN32: Clearing B_SOCKET flag now....", cn);
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags &= ~B_SOCKET", cn);
- #endif
-
- r->connection->client->flags &= ~B_SOCKET;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: WIN32: B_SOCKET flag not present...", cn);
- mod_gzip_printf( "%s: WIN32: No action was taken...", cn);
- #endif
- }
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags = %ld", cn, (long) r->connection->client->flags );
-
- if ( r->connection->client->flags & B_SOCKET )
- {
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is TRUE",cn);
- }
- else
- {
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is FALSE",cn);
- }
-
- #endif
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call ap_internal_redirect(r->unparsed_uri=[%s])...",
- cn,npp(r->unparsed_uri));
- mod_gzip_printf( " " );
- #endif
-
- ap_internal_redirect( r->unparsed_uri, r );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( " " );
- mod_gzip_printf( "%s: Back ap_internal_redirect(r->unparsed_uri=[%s])...",
- cn,npp(r->unparsed_uri));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Before... ap_rflush()...",cn);
- mod_gzip_printf( "%s: r->connection->client->outcnt = %ld",
- cn,(long) r->connection->client->outcnt );
- mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld",
- cn,(long) r->connection->client->bytes_sent );
- mod_gzip_printf( "%s: Call..... ap_rflush()...",cn);
- #endif
-
- ap_rflush(r);
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back..... ap_rflush()...",cn);
- mod_gzip_printf( "%s: After.... ap_rflush()...",cn);
- mod_gzip_printf( "%s: r->connection->client->outcnt = %ld",
- cn,(long) r->connection->client->outcnt );
- mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld",
- cn,(long) r->connection->client->bytes_sent );
- #endif
-
- #ifdef WIN32
-
- if ( r->connection->client->hFH )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: WIN32: Call CloseHandle( r->connection->client->hFH )...",cn);
- #endif
-
- CloseHandle( r->connection->client->hFH );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: WIN32: Back CloseHandle( r->connection->client->hFH )...",cn);
- #endif
-
- r->connection->client->hFH = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: WIN32: r->connection->client->hFH reset to ZERO",cn);
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: WIN32: r->connection->client->hFH already closed.",cn);
- mod_gzip_printf( "%s: WIN32: No CloseFile() call was necessary at this point.",cn);
- #endif
- }
-
- #else
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: UNIX: Call close( r->connection->client->fd )...",cn);
- #endif
-
- close( r->connection->client->fd );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: UNIX: Back close( r->connection->client->fd )...",cn);
- #endif
-
- #endif
-
- r->connection->client->fd = (int) save_socket;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'r->connection->client->fd' RESTORED from 'save_socket' stack variable",cn);
- #endif
-
- #ifdef WIN32
-
- r->connection->client->flags = (int) save_flags;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags RESTORED from 'save_flags' stack variable...",cn);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags = %ld", cn, (long) r->connection->client->flags );
-
- if ( r->connection->client->flags & B_SOCKET )
- {
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is TRUE",cn);
- }
- else
- {
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is FALSE",cn);
- }
-
- #endif
-
- #endif
-
- r->connection->client->bytes_sent = 0;
- r->connection->client->outcnt = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Connection byte counts have been RESET...",cn);
- mod_gzip_printf( "%s: r->connection->client->outcnt = %ld",
- cn, r->connection->client->outcnt );
- mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld",
- cn, r->connection->client->bytes_sent );
-
- mod_gzip_printf( "%s: r->bytes_sent = %ld",cn,(long)r->bytes_sent);
-
- if ( r->next )
- {
- mod_gzip_printf( "%s: r->next->bytes_sent = %ld",cn,(long)r->next->bytes_sent);
- }
- if ( r->prev )
- {
- mod_gzip_printf( "%s: r->prev->bytes_sent = %ld",cn,(long)r->prev->bytes_sent);
- }
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_sendfile2(tempfile_redir1=[%s])...",
- cn, npp(tempfile_redir1));
- #endif
-
- rc = (int)
- mod_gzip_sendfile2(
- r,
- dconf,
- tempfile_redir1
- );
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: Back mod_gzip_sendfile2(tempfile_redir1=[%s])...",
- cn, npp(tempfile_redir1));
-
- if ( rc == OK )
- {
- mod_gzip_printf( "%s: rc = %d OK", cn, (int) rc);
- }
- else if ( rc == DECLINED )
- {
- mod_gzip_printf( "%s: rc = %d DECLINED", cn, (int) rc );
- }
- else
- {
- mod_gzip_printf( "%s: rc = %d ( HTTP ERROR CODE? )", cn, (int) rc );
- }
-
- #endif
-
- if ( rc != OK )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mod_gzip_sendfile2() call FAILED",cn);
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: mod_gzip_sendfile2() call SUCCEEDED",cn);
- #endif
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->connection->client->outcnt = %ld",
- cn, r->connection->client->outcnt );
- mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld",
- cn, r->connection->client->bytes_sent );
- mod_gzip_printf( "%s: Sum of the 2..................... = %ld",
- cn, r->connection->client->outcnt +
- r->connection->client->bytes_sent );
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: FINAL CLEANUP...",cn);
- mod_gzip_printf( "%s: dconf__keep_workfiles = %d",
- cn, dconf__keep_workfiles );
- #endif
-
- if ( !dconf__keep_workfiles )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_delete_file(tempfile_redir1=[%s])...",
- cn, npp(tempfile_redir1));
- #endif
-
- mod_gzip_delete_file( r, tempfile_redir1 );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_delete_file(tempfile_redir1=[%s])...",
- cn, npp(tempfile_redir1));
- #endif
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( OK ) >",cn,(int)rc);
- #endif
-
- return OK;
-}
-
-int mod_gzip_dyn1_getfdo1(
-request_rec *r,
-char *filename
-)
-{
- int status = OK;
- int temp_fd = 0;
- int open_failed = 0;
-
- #ifdef WIN32
- HANDLE temp_fdhan;
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_dyn1_getfdo1()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Entry...",cn);
- mod_gzip_printf( "%s: filename=[%s]",cn,npp(filename));
- #endif
-
- #ifdef MOD_GZIP_DYN1_GETFDO1_ERROR_TEST1
-
- status = DECLINED;
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ** TEST ** 'status' forced to 'DECLINED'...",cn);
- #endif
- return DECLINED;
- #endif
-
- #ifdef WIN32
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: WIN32: Call CreateFile(filename=[%s],GENERIC_WRITE, FILE_SHARE_WRITE )...",
- cn, npp(filename));
- #endif
-
- temp_fdhan =
- CreateFile(
- filename,
- GENERIC_WRITE,
- FILE_SHARE_WRITE,
- NULL,
- CREATE_ALWAYS,
- FILE_ATTRIBUTE_NORMAL,
- NULL
- );
-
- if ( temp_fdhan == INVALID_HANDLE_VALUE )
- {
- open_failed = 1;
- }
-
- #else
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: UNIX: Call open(filename=[%s],O_RDWR|O_CREAT|O_TRUNC,S_IRWXU)...",
- cn, npp(filename));
- #endif
-
- if ((temp_fd = open(filename,O_RDWR|O_CREAT|O_TRUNC,S_IRWXU)) == -1)
- {
- open_failed = 1;
- }
-
- #endif
-
- if ( open_failed )
- {
- #ifdef MOD_GZIP_DEBUG1
-
- #ifdef WIN32
- mod_gzip_printf( "%s: WIN32: .... CreateFile() call FAILED", cn );
- mod_gzip_printf( "%s: WIN32: temp_fd = %d", cn, temp_fd );
- #else
- mod_gzip_printf( "%s: UNIX: .... open() call FAILED", cn );
- mod_gzip_printf( "%s: UNIX: temp_fd = %d", cn, temp_fd );
- #endif
-
- #endif
-
- ap_log_rerror(APLOG_MARK, APLOG_NOERRNO|APLOG_ERR, r,
- "mod_gzip: ERROR: Couldn't create a file descriptor at HTTP : %s", filename);
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( HTTP_INTERNAL_SERVER_ERROR ) >",cn);
- #endif
-
- return HTTP_INTERNAL_SERVER_ERROR;
- }
-
- #ifdef MOD_GZIP_DEBUG1
-
- #ifdef WIN32
-
- mod_gzip_printf( "%s: WIN32: .... CreateFile() call SUCCEEDED", cn );
- mod_gzip_printf( "%s: WIN32: temp_fdhan = (WIN32 HANDLE) %d", cn, (int) temp_fdhan );
-
- #else
-
- mod_gzip_printf( "%s: UNIX: .... open() call SUCCEEDED", cn );
- mod_gzip_printf( "%s: UNIX: temp_fd = (UNIX int) %d", cn, temp_fd );
-
- #endif
-
- #endif
-
- #ifdef WIN32
-
- r->connection->client->fd = (int) temp_fdhan;
- r->connection->client->hFH = (HANDLE) temp_fdhan;
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: WIN32: r->connection->client->fd = (int ) %d", cn, (int ) r->connection->client->fd );
- mod_gzip_printf( "%s: WIN32: r->connection->client->hFH = (HANDLE) %ld", cn, (long) r->connection->client->hFH );
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags = %ld", cn, (long) r->connection->client->flags );
-
- if ( r->connection->client->flags & B_SOCKET )
- {
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is TRUE",cn);
- }
- else
- {
- mod_gzip_printf( "%s: WIN32: r->connection->client->flags & B_SOCKET is FALSE",cn);
- }
-
- #endif
-
- #else
-
- r->connection->client->fd = temp_fd;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: UNIX: r->connection->client->fd = %d", cn, r->connection->client->fd );
- #endif
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( status=%d ) >", cn, status );
- #endif
-
- return status;
-}
-
-long mod_gzip_sendfile1(
-request_rec *r,
-char *input_filename,
-FILE *ifh_passed,
-long starting_offset
-)
-{
- FILE *ifh;
- int rc;
- int err;
- int bytesread;
- int byteswritten;
- long total_byteswritten=0;
-
- #define MOD_GZIP_SENDFILE1_BUFFER_SIZE 4096
- char tmp[ MOD_GZIP_SENDFILE1_BUFFER_SIZE + 16 ];
-
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_sendfile1()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Entry...",cn);
- mod_gzip_printf( "%s: r = %ld", cn,(long)r);
- mod_gzip_printf( "%s: input_filename = [%s]",cn,npp(input_filename));
- mod_gzip_printf( "%s: ifh_passed = %ld", cn,(long) ifh_passed);
- mod_gzip_printf( "%s: starting_offset = %ld", cn,(long) starting_offset);
- #endif
-
- if ( !r ) return 0;
- if ( ( !ifh_passed ) && ( !input_filename ) ) return 0;
-
- if ( ifh_passed )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'ifh_passed' is valid",cn);
- mod_gzip_printf( "%s: 'ifh' set to 'ifh_passed'...",cn);
- mod_gzip_printf( "%s: fopen() was NOT called...",cn);
- #endif
-
- ifh = ifh_passed;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'ifh_passed' was NULL...",cn);
- mod_gzip_printf( "%s: Call fopen(%s)...",cn,npp(input_filename));
- #endif
-
- ifh = fopen( input_filename, "rb" );
-
- if ( !ifh )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... fopen() FAILED",cn);
- mod_gzip_printf( "%s: Exit > return( 0 ) >",cn);
- #endif
-
- return 0;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... fopen() SUCCEEDED",cn);
- #endif
- }
-
- if ( starting_offset > -1 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call fseek(ifh,starting_offset=%ld,0)...",
- cn, (long) starting_offset );
- #endif
-
- rc = fseek( ifh, starting_offset, 0 );
-
- if ( rc != 0 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... fseek() FAILED",cn);
- mod_gzip_printf( "%s: Exit > return( 0 ) >",cn);
- #endif
-
- return 0;
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: .... fseek() SUCCEEDED",cn);
- }
- #endif
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: sizeof( tmp ) = %d",cn,sizeof(tmp));
- mod_gzip_printf( "%s: MOD_GZIP_SENDFILE1_BUFFER_SIZE = %d",
- cn,(int)MOD_GZIP_SENDFILE1_BUFFER_SIZE);
- mod_gzip_printf( "%s: Sending file contents now...",cn);
- #endif
-
- for (;;)
- {
- bytesread = fread( tmp, 1, MOD_GZIP_SENDFILE1_BUFFER_SIZE, ifh );
-
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_SENDFILE1
- mod_gzip_printf( "%s: Back fread(): bytesread=%d",cn,bytesread);
- #endif
- #endif
-
- if ( bytesread < 1 ) break;
-
- byteswritten = (int)
- mod_gzip_send( tmp, bytesread, r );
-
- if ( byteswritten > 0 )
- {
- total_byteswritten += byteswritten;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- #ifdef MOD_GZIP_DEBUG1_SENDFILE1
- mod_gzip_printf( "%s: byteswritten = %d",cn,(int)byteswritten);
- #endif
- #endif
-
- if ( byteswritten != bytesread )
- {
- err = errno;
-
- #ifdef FUTURE_USE
- #if defined(WIN32) || defined(NETWARE)
- err = WSAGetLastError();
- #else
- err = errno;
- #endif
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: TRANSMIT ERROR: bytesread=%d byteswritten=%d err=%d",
- cn,(int)bytesread,(int)byteswritten,(int)err );
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Breaking out of transmit loop early...",cn);
- #endif
-
- break;
- }
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Done sending file contents...",cn);
- mod_gzip_printf( "%s: total_byteswritten = %ld",cn,total_byteswritten);
- #endif
-
- if ( !ifh_passed )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'ifh_passed' was NULL so close the",cn);
- mod_gzip_printf( "%s: input file that was opened at the",cn);
- mod_gzip_printf( "%s: start of this routine...",cn);
- mod_gzip_printf( "%s: Call fclose(%s)...",cn,npp(input_filename));
- #endif
-
- fclose( ifh );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back fclose(%s)...",cn,npp(input_filename));
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'ifh_passed' was VALID on entry.",cn);
- mod_gzip_printf( "%s: No call to fclose() was made.",cn);
- #endif
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( total_byteswritten = %ld ) >",
- cn, (long) total_byteswritten );
- #endif
-
- return total_byteswritten;
-}
-
-int mod_gzip_sendfile2(
-request_rec *r,
-mod_gzip_conf *dconf,
-char *input_filename
-)
-{
- FILE *ifh=0;
- FILE *ofh=0;
- int ofh_used=0;
-
- int i=0;
- int rc=1;
- int err=0;
- int final_rc=1;
- int linecount=0;
- int bytesleft=0;
- int bytesread=0;
- int bytestoread=0;
- int skip_advance=0;
- int byteswritten=0;
- int bytestowrite=0;
- long total_bytes_sent=0;
- int valid_char_count=0;
- int total_bytes_left_to_copy=0;
-
- /*
- * TODO: This is a brain-teaser to solve.
- *
- * gcc UNIX compiler will report the following 'ok_to_send'
- * flag as no longer being 'used' inside this function but
- * if it is removed or even commented out then Apache GP faults
- * at runtime when logic enters this function ( but only if
- * MOD_GZIP_DEBUG1 flag is OFF at compile time ?? ).
- *
- * There is no 'macro' anywhere that bears this name and
- * there doesn't seem to be any reason for this GP fault.
- *
- * If this 'ok_to_send' variable is removed everything is fine
- * for Win32... it is only UNIX gcc compiler that reports no
- * warning but will still GP fault at runtime.
- *
- * It's a mystery. Can anyone solve it?
- */
-
- int ok_to_send = 1; /* This MUST remain or UNIX 'GP faults' ??? */
-
- #ifdef MOD_GZIP_DEBUG1
- int total_bytes_copied=0;
- #endif
-
- struct stat sbuf;
-
- #define MOD_GZIP_SENDFILE2_BUFFER_SIZE 4099
- char tmp[ MOD_GZIP_SENDFILE2_BUFFER_SIZE + 16 ];
-
- #define MOD_GZIP_LINE_BUFFER_SIZE 2048
- char lbuf[ MOD_GZIP_LINE_BUFFER_SIZE + 16 ];
-
- #define MOD_GZIP_DEBUG1_SENDFILE2
-
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_sendfile2()";
- #endif
-
- char *sp = 0;
- char *p1 = 0;
- int p1len = 0;
- char *p2 = lbuf;
- int p2len = 0;
- char *p3 = 0;
-
- long hbytes_in = 0;
- long bbytes_in = 0;
- long bbytes_out = 0;
- long bbytes_total = 0;
-
- int action_flag = 0;
- int header_done = 0;
- int body_done = 0;
- int te_seen = 0;
- int te_chunked = 0;
- int send_as_is = 0;
- int resp_code = 0;
- int ce_seen = 0;
- int ct_seen = 0;
- char ct_value[ 256 ];
-
- int field_ok = 0;
- int fields_excluded = 0;
- char *fieldkey = 0;
- char *fieldstring = 0;
-
- char output_filename1[256];
-
- long raw_input_length = 0;
-
- #define CHUNKE_GET_HEXSTRING 1
- #define CHUNKE_WAIT_REAL_EOL1 2
- #define CHUNKE_GET_FOOTER 3
- #define CHUNKE_GET_REAL_DATA 4
-
- #define CHUNKE_HEXSTRING_MAXLEN 10
-
- int chunke_count = 1;
- char *chunke_errstr = NULL;
- int chunke_state = CHUNKE_GET_HEXSTRING;
- int chunke_nextstate = 0;
- long chunke_realdata_length = 0;
- long chunke_realdata_read = 0;
- int chunke_hexstring_oset = 0;
- char chunke_hexstring[ CHUNKE_HEXSTRING_MAXLEN + 1 ];
-
- #ifdef CHUNKE_USES_OUTPUT_BUFFER
- char *chunke_obufstart = lbuf;
- char *chunke_obuf = chunke_obufstart;
- int chunke_obuflen = 0;
- int chunke_obuflenmax = MOD_GZIP_LINE_BUFFER_SIZE;
- #endif
-
- int dconf__dechunk = 0;
- int dconf__keep_workfiles = 0;
- char *dconf__temp_dir = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Entry...",cn);
- #endif
-
- if ( !r ) return DECLINED;
- if ( !dconf ) return DECLINED;
- if ( !input_filename ) return DECLINED;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r = %ld",cn,(long)r);
- mod_gzip_printf( "%s: r->proxyreq = %d", cn,(int) r->proxyreq );
- mod_gzip_printf( "%s: input_filename = [%s]",cn,npp(input_filename));
- #endif
-
- ct_value[0] = 0;
-
- dconf__dechunk = dconf->dechunk;
- dconf__keep_workfiles = dconf->keep_workfiles;
- dconf__temp_dir = dconf->temp_dir;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf__dechunk = %d", cn, (int) dconf__dechunk );
- mod_gzip_printf( "%s: dconf__keep_workfiles = %d", cn, (int) dconf__keep_workfiles );
- mod_gzip_printf( "%s: dconf__temp_dir = [%s]", cn, npp(dconf__temp_dir));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call stat(%s)...",cn,npp(input_filename));
- #endif
-
- rc = stat( input_filename, &sbuf );
-
- if ( rc )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... stat() call FAILED",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"STAT_FAILED"));
- #endif
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: stat(%s) in sendfile2", input_filename );
-
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: %s",mod_gzip_check_permissions);
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
- else
- {
- raw_input_length = (long) sbuf.st_size;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... stat() call SUCCEEDED",cn);
- mod_gzip_printf( "%s: sbuf.st_size = %ld",cn,(long)sbuf.st_size);
- mod_gzip_printf( "%s: raw_input_length = %ld",cn,(long)raw_input_length);
- #endif
-
- if ( sbuf.st_size < 1 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ERROR: The input file is EMPTY",cn);
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"CAP_FILE_EMPTY"));
- #endif
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: EMPTY FILE [%s] in sendfile2", input_filename );
-
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: %s",mod_gzip_check_permissions);
-
- return DECLINED;
- }
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call fopen(%s)...",cn,npp(input_filename));
- #endif
-
- ifh = fopen( input_filename, "rb" );
-
- if ( !ifh )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... fopen() FAILED",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"CAP_FOPEN_FAILED"));
- #endif
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: fopen(%s) in sendfile2", input_filename);
-
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: %s",mod_gzip_check_permissions);
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... fopen() SUCCEEDED",cn);
- mod_gzip_printf( "%s: sizeof( tmp ) = %d",cn,sizeof(tmp));
- mod_gzip_printf( "%s: MOD_GZIP_SENDFILE2_BUFFER_SIZE = %d",
- cn,(int)MOD_GZIP_SENDFILE2_BUFFER_SIZE);
- mod_gzip_printf( "%s: Processing header now...",cn);
- #endif
-
- for (;;)
- {
- bytesread = fread( tmp, 1, MOD_GZIP_SENDFILE2_BUFFER_SIZE, ifh );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: %5.5d: Back fread(): bytesread=%d",
- cn,linecount,bytesread);
- #endif
-
- if ( bytesread < 1 ) break;
-
- p1 = tmp;
- p1len = 0;
-
- for ( i=0; i<bytesread; i++ )
- {
- if ( *p1 == 10 )
- {
- *p2 = 0;
-
- linecount++;
-
- if ( valid_char_count < 1 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: %5.5d: lbuf=[CR/LF]",
- cn,linecount);
- #endif
-
- p1++;
- p1len++;
- hbytes_in++;
-
- header_done = 1;
-
- break;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: %5.5d: lbuf=[%s]",
- cn,linecount,lbuf);
- #endif
-
- if ( linecount == 1 )
- {
- p3 = lbuf;
-
- while((*p3!=0)&&(*p3<33)) p3++;
- while((*p3!=0)&&(*p3>32)) p3++;
- while((*p3!=0)&&(*p3<33)) p3++;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: %5.5d: * p3=[%s]",
- cn,linecount,npp(p3));
- #endif
-
- if ( *p3 != 0 )
- {
- resp_code = (int) atoi( p3 );
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: %5.5d: * resp_code = %d",
- cn,linecount,resp_code);
- #endif
- }
-
- else if ( lbuf[0] == 'T' )
- {
- if ( mod_gzip_strnicmp(lbuf,"Transfer-Encoding:",18)==0)
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: %5.5d: * 'Transfer-Encoding:' seen",
- cn,linecount);
- #endif
-
- te_seen = 1;
-
- if ( mod_gzip_stringcontains( lbuf, "chunked" ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: %5.5d: * 'Transfer-Encoding: chunked' seen",
- cn,linecount);
- #endif
-
- te_chunked = 1;
- }
- }
- }
-
- else if ( lbuf[0] == 'C' )
- {
- if ( mod_gzip_strnicmp(lbuf,"Content-Encoding:",17)==0)
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: %5.5d: * 'Content-Encoding:' seen",
- cn,linecount);
- #endif
-
- ce_seen = 1;
- }
-
- else if ( mod_gzip_strnicmp(lbuf,"Content-Type:",13)==0)
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: %5.5d: * 'Content-Type:' seen",
- cn,linecount);
- #endif
-
- ct_seen = 1;
-
- p3 = lbuf;
-
- while((*p3!=0)&&(*p3<33)) p3++;
- while((*p3!=0)&&(*p3>32)) p3++;
- while((*p3!=0)&&(*p3<33)) p3++;
-
- if ( p2len < 230 )
- {
- mod_gzip_strcpy( ct_value, p3 );
- }
- else
- {
- sprintf( ct_value, "%-230.230s", p3 );
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: %5.5d: * ct_value=[%s]",
- cn,linecount,npp(ct_value));
- #endif
- }
- }
-
- if ( ( fields_excluded < 1 ) &&
- ( dconf->imap_total_isrspheader > 0 ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf->imap_total_isrspheader = %d", cn,
- (int) dconf->imap_total_isrspheader );
- mod_gzip_printf( "%s: Checking RESPONSE header field...", cn );
- #endif
-
- p3 = lbuf;
-
- while((*p3!=0)&&(*p3<33)) p3++;
- while((*p3!=0)&&(*p3>32)) p3++;
- while((*p3!=0)&&(*p3<33)) p3++;
-
- fieldkey = lbuf;
- fieldstring = p3;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_validate1()...",cn);
- #endif
-
- field_ok =
- mod_gzip_validate1(
- (request_rec *) r,
- (mod_gzip_conf *) dconf,
- NULL, /* r->filename (Not used here) */
- NULL, /* r->uri (Not used here) */
- NULL, /* r->content_type (Not used here) */
- NULL, /* r->handler (Not used here) */
- (char *) fieldkey, /* Field key */
- (char *) fieldstring, /* Field string */
- MOD_GZIP_RESPONSE /* Direction */
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_validate1()...",cn);
- mod_gzip_printf( "%s: field_ok = %d",cn,field_ok);
- #endif
-
- if ( field_ok == MOD_GZIP_IMAP_DECLINED1 )
- {
- fields_excluded++;
- }
- }
- }
-
- p2 = lbuf;
- p2len = 0;
-
- valid_char_count = 0;
- }
- else
- {
- if ( *p1 > 32 ) valid_char_count++;
-
- if (( p2len < MOD_GZIP_LINE_BUFFER_SIZE )&&( *p1 != 13 ))
- {
- *p2++ = *p1;
- p2len++;
- }
- }
-
- p1++;
- p1len++;
- hbytes_in++;
- }
-
- if ( header_done ) break;
- }
-
- bbytes_total = raw_input_length - hbytes_in;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Done processing header...",cn);
- mod_gzip_printf( "%s: header_done = %d",cn,header_done);
- mod_gzip_printf( "%s: fields_excluded = %d",cn,fields_excluded);
- mod_gzip_printf( "%s: bytesread = %d",cn,bytesread);
- mod_gzip_printf( "%s: p1len = %d",cn,p1len);
- mod_gzip_printf( "%s: resp_code = %d (HTTP response code)",cn,resp_code);
- mod_gzip_printf( "%s: hbytes_in = %ld (Total HEADER bytes read)",cn,(long)hbytes_in);
- mod_gzip_printf( "%s: bbytes_total = %ld (Total BODY bytes left)",cn,(long)bbytes_total);
- mod_gzip_printf( "%s: te_seen = %d (Transfer-Encoding:)",cn,te_seen);
- mod_gzip_printf( "%s: te_chunked = %d (Transfer-Encoding: chunked)",cn,te_chunked);
- mod_gzip_printf( "%s: ce_seen = %d (Content-Encoding:)",cn,ce_seen);
- mod_gzip_printf( "%s: ct_seen = %d (Content-Type:)",cn,ct_seen);
- mod_gzip_printf( "%s: ct_value = [%s]",cn,npp(ct_value));
- mod_gzip_printf( "%s: dconf__dechunk = %ld",cn,(long)dconf__dechunk);
- #endif
-
- if ( !header_done )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ERROR: 'header_done' flag is NOT SET",cn);
- mod_gzip_printf( "%s: No valid HTTP 'End of header' was found...",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"NO_HTTP_EOH"));
- #endif
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: Invalid HTTP response header for r->the_request[%s] in sendfile2", r->the_request);
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: Invalid HTTP response header in FILE [%s] in sendfile2",input_filename);
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- if ( !resp_code )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ERROR: 'resp_code' value is NOT SET",cn);
- mod_gzip_printf( "%s: No valid HTTP response code was found...",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"NO_HTTP_RESP_CODE"));
- #endif
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: No valid HTTP response code for r->the_request[%s] in sendfile2", r->the_request);
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: No valid HTTP response code in FILE [%s] in sendfile2",input_filename);
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: --------------------------------------------------",cn);
- mod_gzip_printf( "%s: Checking for various 'send as is' conditions...",cn);
- mod_gzip_printf( "%s: --------------------------------------------------",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- mod_gzip_strcpy( lbuf, "SEND_AS_IS");
- #endif
-
- if ( resp_code != 200 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: resp_code is NOT '200'...",cn);
- mod_gzip_printf( "%s: Issuing send_as_is++",cn);
- #endif
-
- send_as_is++;
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- mod_gzip_strcat( lbuf, ":NO_200");
- #endif
- }
-
- if ( ( !send_as_is ) && ( fields_excluded > 0 ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'fields_excluded' = %d ( More than ZERO )",
- cn, fields_excluded );
- mod_gzip_printf( "%s: Issuing send_as_is++",cn);
- #endif
-
- send_as_is++;
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- mod_gzip_strcat( lbuf, ":RESPONSE_FIELD_EXCLUDED");
- #endif
- }
-
- if ( ( !send_as_is ) && ( bbytes_total < 1 ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: bbytes_total is less than 1",cn);
- mod_gzip_printf( "%s: There is no valid BODY data.",cn);
- mod_gzip_printf( "%s: Issuing send_as_is++",cn);
- #endif
-
- send_as_is++;
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- mod_gzip_strcat( lbuf, ":NO_BODY");
- #endif
- }
-
- if ( ( !send_as_is ) && ( ( te_seen == 1 ) && ( te_chunked == 0 ) ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'Transfer-Encoding:' is present but 'type' is UNKNOWN",cn);
- mod_gzip_printf( "%s: Issuing send_as_is++",cn);
- #endif
-
- send_as_is++;
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- mod_gzip_strcat( lbuf, ":UNKNOWN_TE_VALUE");
- #endif
- }
-
- if ( ( !send_as_is ) && ( ce_seen == 1 ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'Content-Encoding:' is already present...",cn);
- mod_gzip_printf( "%s: Issuing send_as_is++",cn);
- #endif
-
- send_as_is++;
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- mod_gzip_strcat( lbuf, ":HAS_CE");
- #endif
- }
-
- if ( ( !send_as_is ) && ( ct_seen != 1 ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'Content-Type:' response field NOT PRESENT...",cn);
- mod_gzip_printf( "%s: Issuing send_as_is++",cn);
- #endif
-
- send_as_is++;
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- mod_gzip_strcat( lbuf, ":NO_CONTENT_TYPE_IN_RESPONSE_HEADER");
- #endif
- }
- else if ( !send_as_is )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'Content-Type:' response field is PRESENT",cn);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf->imap_total_ismime = %d", cn,
- (int) dconf->imap_total_ismime );
- #endif
-
- if ( dconf->imap_total_ismime > 0 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_validate1(ct_value=[%s])...",
- cn,npp(ct_value));
- #endif
-
- action_flag =
- mod_gzip_validate1(
- (request_rec *) r,
- (mod_gzip_conf *) dconf,
- NULL, /* r->filename (Not used here) */
- NULL, /* r->uri (Not used here) */
- ct_value, /* Content type (Used ) */
- NULL, /* r->handler (Not used here) */
- NULL, /* Field key (Not used here) */
- NULL, /* Field string (Not used here) */
- 0 /* Direction (Not used here) */
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_validate1(ct_value=[%s])...",
- cn,npp(ct_value));
- mod_gzip_printf( "%s: action_flag = %d",cn,action_flag);
- #endif
-
- if ( action_flag != MOD_GZIP_IMAP_DECLINED1 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: This 'Content-Type:' is NOT EXCLUDED",cn);
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: This 'Content-Type:' is EXCLUDED",cn);
- mod_gzip_printf( "%s: Issuing send_as_is++",cn);
- #endif
-
- send_as_is++;
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- mod_gzip_strcat( lbuf, ":RESPONSE_CONTENT_TYPE_EXCLUDED");
- #endif
- }
- }
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: --------------------------------------------------",cn);
- mod_gzip_printf( "%s: send_as_is = %d",cn,send_as_is);
- mod_gzip_printf( "%s: --------------------------------------------------",cn);
- #endif
-
- if ( send_as_is > 0 )
- {
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,lbuf));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Sending response 'as is'...",cn);
- mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn);
- #endif
-
- goto mod_gzip_sendfile2_send_as_is;
- }
-
- if ( !te_seen )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call fclose(%s)...",cn, npp(input_filename));
- #endif
-
- fclose( ifh );
-
- ifh = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back fclose(%s)...",cn,npp(input_filename));
- mod_gzip_printf( "%s: Call mod_gzip_encode_and_transmit()...",cn);
- #endif
-
- rc =
- mod_gzip_encode_and_transmit(
- r,
- dconf,
- input_filename,
- 1,
- bbytes_total,
- 0,
- hbytes_in,
- ""
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_encode_and_transmit()...",cn);
- mod_gzip_printf( "%s: rc = %d",cn,rc);
- #endif
-
- if ( rc == DECLINED )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: rc = DECLINED (FAILURE)",cn);
- mod_gzip_printf( "%s: Sending response 'as is'...",cn);
- mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn);
- #endif
-
- goto mod_gzip_sendfile2_send_as_is;
- }
-
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: rc = OK (SUCCESS)",cn);
- mod_gzip_printf( "%s: Call goto mod_gzip_sendfile2_cleanup...",cn,rc);
- #endif
-
- final_rc = rc;
-
- goto mod_gzip_sendfile2_cleanup;
- }
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: * TRANSFER ENCODING DE-CHUNKING OPTION",cn);
- mod_gzip_printf( "%s: dconf__dechunk = %ld",cn,(long)dconf__dechunk);
- #endif
-
- if ( dconf__dechunk )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf__dechunk = YES",cn);
- mod_gzip_printf( "%s: BODY data 'de-chunking' option is ON...",cn);
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf__dechunk = NO",cn);
- mod_gzip_printf( "%s: BODY data 'de-chunking' option is OFF...",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- ap_table_setn( r->notes,"mod_gzip_result",
- ap_pstrdup(r->pool,"SEND_AS_IS:DECHUNK_OPTION_IS_OFF"));
- #endif
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: DECHUNK option is OFF in sendfile2");
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: Cannot compress chunked response for [%s]",
- r->the_request);
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: ** Uncompressed responses that use 'Transfer-encoding: chunked'");
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: ** must be 'de-chunked' before they can be compressed." );
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: ** Turn DECHUNK option ON for this response category." );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Sending response 'as is'...",cn);
- mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn);
- #endif
-
- goto mod_gzip_sendfile2_send_as_is;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: De-chunking the body data now...",cn);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Creating 'output_filename1' string now...",cn);
- #endif
-
- mod_gzip_create_unique_filename(
- dconf__temp_dir,
- (char *) output_filename1,
- MOD_GZIP_MAX_PATH_LEN
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: output_filename1 = [%s]",cn,npp(output_filename1));
- mod_gzip_printf( "%s: Call OUTPUT fopen(%s)...",cn,npp(output_filename1));
- #endif
-
- ofh = fopen( output_filename1, "wb" );
-
- if ( !ofh )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... OUTPUT fopen() FAILED",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- ap_table_setn( r->notes,"mod_gzip_result",
- ap_pstrdup(r->pool,"SEND_AS_IS:FOPEN_FAILED"));
- #endif
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: fopen(%s) for OUTPUT in sendfile2", output_filename1 );
-
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: %s",mod_gzip_check_permissions);
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Sending response 'as is'...",cn);
- mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn);
- #endif
-
- goto mod_gzip_sendfile2_send_as_is;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... OUTPUT fopen() SUCCEEDED",cn);
- #endif
-
- ofh_used = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call fseek(ifh,0,0)...",cn );
- #endif
-
- rc = fseek( ifh, 0, 0 );
-
- if ( rc != 0 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... fseek(ifh,0,0) FAILED",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- ap_table_setn( r->notes,"mod_gzip_result",
- ap_pstrdup(r->pool,"SEND_AS_IS:FSEEK_FAILED"));
- #endif
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: fseek(ifh,0,0) in sendfile2" );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Sending response 'as is'...",cn);
- mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn);
- #endif
-
- goto mod_gzip_sendfile2_send_as_is;
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: .... fseek(ifh,0,0) SUCCEEDED",cn);
- }
- #endif
-
- total_bytes_left_to_copy = hbytes_in;
-
- #ifdef MOD_GZIP_DEBUG1
- total_bytes_copied = 0;
- mod_gzip_printf( "%s: Copying %ld header bytes now...",
- cn,(long)total_bytes_left_to_copy);
- #endif
-
- while( total_bytes_left_to_copy > 0 )
- {
- if ( total_bytes_left_to_copy < MOD_GZIP_SENDFILE2_BUFFER_SIZE )
- {
- bytestoread = total_bytes_left_to_copy;
- }
- else
- {
- bytestoread = MOD_GZIP_SENDFILE2_BUFFER_SIZE;
- }
-
- bytesread = fread ( tmp, 1, bytestoread, ifh );
- byteswritten = fwrite( tmp, 1, bytesread, ofh );
-
- total_bytes_left_to_copy -= byteswritten;
-
- #ifdef MOD_GZIP_DEBUG1
- total_bytes_copied += byteswritten;
- #endif
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: %ld header bytes have been copied...",
- cn,(long)total_bytes_copied);
- #endif
-
- for (;;)
- {
- p1 = tmp;
-
- bytesread = fread( p1, 1, MOD_GZIP_SENDFILE2_BUFFER_SIZE, ifh );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back fread(): bytesread=%d",cn,bytesread);
- #endif
-
- if ( bytesread < 1 ) break;
-
- bbytes_in += bytesread;
- bytesleft = bytesread;
-
- if ( te_chunked )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'te_chunked' flag is TRUE...",cn);
- mod_gzip_printf( "%s: Filtering chunked data...",cn);
- #endif
-
- sp = p1;
-
- while ( bytesleft > 0 )
- {
- switch( chunke_state )
- {
- case CHUNKE_GET_HEXSTRING:
-
- if ((*sp==13)||(*sp==10)||(*sp==';'))
- {
- chunke_hexstring[chunke_hexstring_oset]=0;
-
- #ifdef MOD_GZIP_CHUNKE_DIAG1
- mod_gzip_printf("chunke: %5.5ld chunke_hexstring=[%s]\n",
- chunke_count, npp(chunke_hexstring) );
- #endif
-
- chunke_realdata_length = (long)
- strtol(chunke_hexstring,&chunke_errstr,16);
-
- #ifdef MOD_GZIP_CHUNKE_DIAG1
- mod_gzip_printf("chunke: %5.5ld realdata_length= 0x%X %ld\n",
- chunke_count, chunke_realdata_length,
- chunke_realdata_length );
- #endif
-
- if ( chunke_realdata_length < 1 )
- {
- #ifdef MOD_GZIP_CHUNKE_DIAG1
- mod_gzip_printf("chunke: %5.5ld END OF CHUNKED DATA\n",
- chunke_count);
- #endif
- }
-
- chunke_realdata_read = 0;
-
- if ( *sp == 10 )
- {
- if ( chunke_realdata_length == 0 )
- {
- chunke_state = CHUNKE_GET_FOOTER;
- }
- else
- {
- chunke_state = CHUNKE_GET_REAL_DATA;
- }
- }
- else
- {
- chunke_state = CHUNKE_WAIT_REAL_EOL1;
-
- if ( chunke_realdata_length == 0 )
- {
- chunke_nextstate = CHUNKE_GET_FOOTER;
- }
- else
- {
- chunke_nextstate = CHUNKE_GET_REAL_DATA;
- }
- }
- }
-
- else
- {
- if ( ( chunke_hexstring_oset <
- CHUNKE_HEXSTRING_MAXLEN ) &&
- ( *sp > 32 ) )
- {
- chunke_hexstring[
- chunke_hexstring_oset++] = *sp;
-
- #ifdef MOD_GZIP_CHUNKE_DIAG1
- chunke_hexstring[
- chunke_hexstring_oset ] = 0;
- #endif
- }
-
- #ifdef MOD_GZIP_CHUNKE_DIAG1
- mod_gzip_printf("chunke: %5.5ld chunke_hexstring is now [%s]\n",
- chunke_count, npp(chunke_hexstring) );
- #endif
- }
-
- break;
-
- case CHUNKE_WAIT_REAL_EOL1:
-
- if ( *sp == 10 )
- {
- #ifdef MOD_GZIP_CHUNKE_DIAG1
- mod_gzip_printf("chunke: %5.5ld Real EOL seen...\n",
- chunke_count );
- #endif
-
- chunke_state = chunke_nextstate;
- }
-
- break;
-
- case CHUNKE_GET_FOOTER:
-
- if ( *sp == 10 )
- {
- #ifdef MOD_GZIP_CHUNKE_DIAG1
- mod_gzip_printf("chunke: %5.5ld FOOTER EOL seen...\n",
- chunke_count );
- #endif
- }
-
- break;
-
- case CHUNKE_GET_REAL_DATA:
-
- #ifdef CHUNKE_USES_OUTPUT_BUFFER
-
- *chunke_obuf++ = *sp;
- chunke_obuflen++;
-
- if ( chunke_obuflen >= chunke_obuflenmax )
- {
- byteswritten =
- fwrite(
- chunke_obufstart,
- 1,
- chunke_obuflen,
- ofh
- );
-
- if ( byteswritten > 0 )
- {
- bbytes_out += byteswritten;
- }
-
- chunke_obuf = chunke_obufstart;
- chunke_obuflen = 0;
- }
-
- chunke_realdata_read++;
-
- #else
-
- bytestowrite = bytesleft;
-
- if ( ( chunke_realdata_read + bytesleft ) >
- chunke_realdata_length )
- {
- bytestowrite =
- chunke_realdata_length - chunke_realdata_read;
- }
-
- byteswritten =
- fwrite(
- sp,
- 1,
- bytestowrite,
- ofh
- );
-
- if ( byteswritten > 0 )
- {
- sp += byteswritten;
- bytesleft -= byteswritten;
- bbytes_out += byteswritten;
- chunke_realdata_read += byteswritten;
-
- skip_advance = 1;
- }
-
- #endif
-
- if ( chunke_realdata_read >=
- chunke_realdata_length )
- {
- #ifdef CHUNKE_USES_OUTPUT_BUFFER
-
- if ( chunke_obuflen > 0 )
- {
- byteswritten =
- fwrite(
- chunke_obufstart,
- 1,
- chunke_obuflen,
- ofh
- );
-
- if ( byteswritten > 0 )
- {
- bbytes_out += byteswritten;
- }
-
- chunke_obuf = chunke_obufstart;
- chunke_obuflen = 0;
- }
-
- #endif
-
- #ifdef MOD_GZIP_CHUNKE_DIAG1
- mod_gzip_printf("chunke: %5.5ld DONE reading CHUNK data...\n",
- chunke_count );
- mod_gzip_printf("chunke: %5.5ld realdata_length = %ld\n",
- chunke_count, chunke_realdata_length );
- mod_gzip_printf("chunke: %5.5ld realdata_read = %ld\n",
- chunke_count, chunke_realdata_read );
- mod_gzip_printf("chunke: %5.5ld Increasing 'chunke_count' to %d\n",
- chunke_count, chunke_count + 1 );
- mod_gzip_printf("chunke: %5.5ld Advancing to CHUNKE_WAIT_REAL_EOL1...\n",
- chunke_count );
- #endif
-
- chunke_count++;
-
- chunke_hexstring[0] = 0;
- chunke_hexstring_oset = 0;
- chunke_realdata_length = 0;
- chunke_realdata_read = 0;
-
- chunke_state = CHUNKE_WAIT_REAL_EOL1;
- chunke_nextstate = CHUNKE_GET_HEXSTRING;
- }
-
- break;
-
- default: break;
- }
-
- if ( skip_advance )
- {
- skip_advance = 0;
- }
- else
- {
- sp++;
- bytesleft--;
- }
- }
-
- #ifdef FUTURE_USE
- chunke_buffer_scan_done: ;
- #endif
-
- #ifdef MOD_GZIP_CHUNKE_DIAG1
- mod_gzip_printf("chunke: %5.5ld Out of next buffer scan loop\n",
- chunke_count );
- mod_gzip_printf("chunke: %5.5ld realdata_length = %ld\n",
- chunke_count, chunke_realdata_length );
- mod_gzip_printf("chunke: %5.5ld realdata_read = %ld\n",
- chunke_count, chunke_realdata_read );
- mod_gzip_printf("chunke: %5.5ld realdata_left = %ld\n",
- chunke_count, chunke_realdata_length - chunke_realdata_read);
- mod_gzip_printf("chunke: %5.5ld Looping back for more input data...\n",
- chunke_count );
- #endif
- }
-
- else
- {
- byteswritten =
- fwrite(
- p1,
- 1,
- bytesread,
- ofh
- );
-
- if ( byteswritten > 0 )
- {
- bbytes_out += byteswritten;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: byteswritten = %d",cn,(int)byteswritten);
- #endif
-
- if ( byteswritten != bytesread )
- {
- err = errno;
-
- #ifdef FUTURE_USE
- #if defined(WIN32) || defined(NETWARE)
- err = WSAGetLastError();
- #else
- err = errno;
- #endif
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: TRANSMIT ERROR: bytesread=%d byteswritten=%d err=%d",
- cn,(int)bytesread,(int)byteswritten,(int)err );
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Breaking out of transmit loop early...",cn);
- #endif
-
- body_done = 1;
- break;
- }
- }
-
- if ( body_done ) break;
- }
-
- bbytes_total = bbytes_out;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Done processing BODY...",cn);
- mod_gzip_printf( "%s: Call fclose(ofh)...",cn);
- #endif
-
- fclose( ofh ); ofh = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back fclose(ofh)...",cn);
- mod_gzip_printf( "%s: bbytes_in = %ld (Total BODY bytes read)",cn,(long)bbytes_in);
- mod_gzip_printf( "%s: bbytes_out = %ld (Total BODY bytes written)",cn,(long)bbytes_out);
- mod_gzip_printf( "%s: bbytes_total = %ld (Same as bbytes_out)",cn,(long)bbytes_total);
- #endif
-
- if ( bbytes_total > 0 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call fclose(%s)...",cn, npp(input_filename));
- #endif
-
- fclose( ifh ); ifh = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back fclose(%s)...",cn, npp(input_filename));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_encode_and_transmit()...",cn);
- #endif
-
- rc =
- mod_gzip_encode_and_transmit(
- r,
- dconf,
- output_filename1,
- 1,
- bbytes_total,
- 0,
- hbytes_in,
- "DECHUNK:"
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_encode_and_transmit()...",cn);
- mod_gzip_printf( "%s: rc = %d",cn,rc);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf__keep_workfiles = %d",
- cn, dconf__keep_workfiles );
- #endif
-
- if ( !dconf__keep_workfiles )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_delete_file(output_filename1=[%s])...",
- cn, npp(output_filename1));
- #endif
-
- mod_gzip_delete_file( r, output_filename1 );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_delete_file(output_filename1=[%s])...",
- cn, npp(output_filename1));
- #endif
- }
-
- if ( rc == DECLINED )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: rc = DECLINED (FAILURE)",cn);
- mod_gzip_printf( "%s: Sending response 'as is'...",cn);
- mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn);
- #endif
-
- goto mod_gzip_sendfile2_send_as_is;
- }
-
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: rc = OK (SUCCESS)",cn);
- mod_gzip_printf( "%s: Call goto mod_gzip_sendfile2_cleanup...",cn,rc);
- #endif
-
- final_rc = rc;
-
- goto mod_gzip_sendfile2_cleanup;
- }
- }
-
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ERROR: bbytes_total is ZERO",cn);
- mod_gzip_printf( "%s: ERROR: Original response must be sent 'as is'",cn);
- mod_gzip_printf( "%s: Issuing 'goto mod_gzip_sendfile2_send_as_is'...",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- ap_table_setn( r->notes,"mod_gzip_result",
- ap_pstrdup(r->pool,"SEND_AS_IS:BODY_MISSING"));
- #endif
-
- goto mod_gzip_sendfile2_send_as_is;
- }
-
- mod_gzip_sendfile2_send_as_is: ;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: * SEND 'AS IS'...",cn);
- mod_gzip_printf( "%s: * label entry point: mod_gzip_sendfile2_send_as_is",cn);
- mod_gzip_printf( "%s: Sending response 'as is'...",cn);
- #endif
-
- if ( !ifh )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Input file was closed.",cn);
- mod_gzip_printf( "%s: Re-opening input_filename[%s]...",
- cn, npp(input_filename));
- #endif
-
- ifh = fopen( input_filename, "rb" );
-
- if ( !ifh )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... fopen() FAILED",cn);
- #endif
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: fopen(%s) on REOPEN in sendfile2", input_filename );
-
- final_rc = DECLINED;
-
- goto mod_gzip_sendfile2_cleanup;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... fopen() SUCCEEDED",cn);
- #endif
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_sendfile1()...",cn);
- #endif
-
- total_bytes_sent = (long)
- mod_gzip_sendfile1(
- r,
- NULL,
- ifh,
- 0
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_sendfile1()...",cn);
- mod_gzip_printf( "%s: .... total_bytes_sent = %ld",cn,(long)total_bytes_sent);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_flush_and_update_counts()...",cn);
- #endif
-
- mod_gzip_flush_and_update_counts(
- r,
- dconf,
- hbytes_in,
- total_bytes_sent - hbytes_in
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_flush_and_update_counts()...",cn);
- #endif
-
- final_rc = rc;
-
- mod_gzip_sendfile2_cleanup: ;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: * FINAL CLEANUP",cn);
- mod_gzip_printf( "%s: * label entry point: mod_gzip_sendfile2_cleanup",cn);
- mod_gzip_printf( "%s: dconf__keep_workfiles = %ld",cn,(long)dconf__keep_workfiles);
- mod_gzip_printf( "%s: ifh = %ld (Input file handle)",cn,(long)ifh);
- #endif
-
- if ( ifh )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Input file is still OPEN...",cn );
- mod_gzip_printf( "%s: Call fclose(%s)...",cn, npp(input_filename));
- #endif
-
- fclose( ifh ); ifh = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back fclose(%s)...",cn,npp(input_filename));
- #endif
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: Input file is already CLOSED...",cn );
- mod_gzip_printf( "%s: NO CALL MADE TO fclose(%s)",cn,npp(input_filename));
- }
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Caller must delete input_filename=[%s]",
- cn, npp(input_filename));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ofh_used = %ld (Output file usage flag)",cn,(long)ofh_used);
- mod_gzip_printf( "%s: ofh = %ld (Output file handle)",cn,(long)ofh);
- #endif
-
- if ( ofh_used )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'ofh_used' is TRUE",cn );
- #endif
-
- if ( ofh )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Output file is still OPEN...",cn );
- mod_gzip_printf( "%s: Call fclose(output_filename1=[%s])...",
- cn, npp(output_filename1));
- #endif
-
- fclose( ofh ); ofh = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back fclose(output_filename1=[%s])...",
- cn, npp(output_filename1));
- #endif
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: 'ofh' is NULL. File is already CLOSED.",cn );
- }
- #endif
-
- if ( !dconf__keep_workfiles )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: 'dconf__keep_workfiles' is FALSE",cn );
- mod_gzip_printf( "%s: Call mod_gzip_delete_file(output_filename1=[%s])...",
- cn, npp(output_filename1));
- #endif
-
- mod_gzip_delete_file( r, output_filename1 );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_delete_file(output_filename1=[%s])...",
- cn, npp(output_filename1));
- #endif
- }
-
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: 'dconf__keep_workfiles' is TRUE.",cn );
- mod_gzip_printf( "%s: Keeping output_filename1=[%s]",
- cn, npp(output_filename1));
- }
- #endif
-
- ofh_used = 0;
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: 'ofh_used' is FALSE",cn );
- mod_gzip_printf( "%s: Output file was NOT USED",cn );
- }
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: final_rc was......: %d",cn,final_rc);
- #endif
-
- final_rc = OK;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: final_rc is now...: %d",cn,final_rc);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( final_rc = %d ) >",cn,final_rc);
- #endif
-
- return final_rc;
-}
-
-long mod_gzip_send_header(
-request_rec *r,
-char *input_filename,
-long content_length
-)
-{
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_send_header()";
- #endif
-
- FILE *ifh=0;
-
- int i;
- int bytesread=0;
- int ok_to_send=0;
- int valid_char_count=0;
-
- #define MOD_GZIP_SEND_HEADER_BUFFER_SIZE 4096
- char tmp[ MOD_GZIP_SEND_HEADER_BUFFER_SIZE + 16 ];
-
- #define MOD_GZIP_LINE_BUFFER_SIZE 2048
- char lbuf[ MOD_GZIP_LINE_BUFFER_SIZE + 16 ];
-
- char *p1;
- int p1len = 0;
-
- char *p2 = lbuf;
- int p2len = 0;
-
- int send_header = 0;
- int header_done = 0;
- int te_seen = 0;
- int te_chunked = 0;
- int ce_seen = 0;
-
- long hbytes_in = 0;
- long hbytes_out = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Entry...",cn);
- mod_gzip_printf( "%s: input_filename = [%s]",cn,npp(input_filename));
- mod_gzip_printf( "%s: content_length = %ld", cn,(long)content_length);
- #endif
-
- if ( !r ) return 0;
- if ( !input_filename ) return 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call fopen(%s)...",cn,npp(input_filename));
- #endif
-
- ifh = fopen( input_filename, "rb" );
-
- if ( !ifh )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... fopen() FAILED",cn);
- mod_gzip_printf( "%s: Exit > return( 0 ) >",cn);
- #endif
-
- return( 0 );
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: .... fopen() SUCCEEDED",cn);
- mod_gzip_printf( "%s: sizeof( tmp ) = %d",cn,sizeof(tmp));
- mod_gzip_printf( "%s: MOD_GZIP_SEND_HEADER_BUFFER_SIZE = %d",
- cn,(int)MOD_GZIP_SEND_HEADER_BUFFER_SIZE);
- mod_gzip_printf( "%s: Processing header now...",cn);
- #endif
-
- send_header = 1;
-
- for (;;)
- {
- bytesread = fread( tmp, 1, MOD_GZIP_SEND_HEADER_BUFFER_SIZE, ifh );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: Back fread(): bytesread=%d",cn,bytesread);
- #endif
-
- if ( bytesread < 1 ) break;
-
- p1 = tmp;
- p1len = 0;
-
- for ( i=0; i<bytesread; i++ )
- {
- if ( *p1 == 10 )
- {
- *p2 = 0;
-
- if ( valid_char_count < 1 )
- {
- p1++;
- p1len++;
- hbytes_in++;
-
- sprintf( lbuf, "Content-Encoding: gzip" );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: ADDING: lbuf=[%s]",cn,npp(lbuf));
- #endif
-
- mod_gzip_strcat( lbuf, "\r\n" );
-
- if ( send_header )
- {
- hbytes_out += mod_gzip_send(lbuf,mod_gzip_strlen(lbuf),r);
- }
-
- sprintf( lbuf, "Content-Length: %ld",(long)content_length);
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: ADDING: lbuf=[%s]",cn,npp(lbuf));
- #endif
-
- mod_gzip_strcat( lbuf, "\r\n" );
-
- if ( send_header )
- {
- hbytes_out += mod_gzip_send(lbuf,mod_gzip_strlen(lbuf),r);
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: ADDING: lbuf=[CR/LF]",cn);
- #endif
-
- if ( send_header )
- {
- hbytes_out += mod_gzip_send("\r\n",2,r);
- }
-
- header_done = 1;
-
- break;
- }
- else
- {
- ok_to_send = 1;
-
- if ( lbuf[0] == 'T' )
- {
- if ( mod_gzip_strnicmp(lbuf,"Transfer-Encoding:",18)==0)
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: * 'Transfer-Encoding:' seen",cn);
- #endif
-
- te_seen = 1;
-
- if ( mod_gzip_stringcontains( lbuf, "chunked" ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: * 'Transfer-Encoding: chunked' seen",cn);
- #endif
-
- te_chunked = 1;
- ok_to_send = 0;
- }
- }
- }
-
- #ifdef FUTURE_USE
- else if ( lbuf[0] == 'E' )
- {
- if ( mod_gzip_strnicmp(lbuf,"ETag:",5)==0)
- {
- ok_to_send = 0;
- }
- }
- #endif
-
- else if ( lbuf[0] == 'C' )
- {
- if ( mod_gzip_strnicmp(lbuf,"Content-Encoding:",17)==0)
- {
- ce_seen = 1;
- }
- else if ( mod_gzip_strnicmp(lbuf,"Content-Length:",15)==0)
- {
- ok_to_send = 0;
- }
- }
-
- if ( ok_to_send )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: Sending lbuf=[%s]",cn,npp(lbuf));
- #endif
-
- *p2++ = 13; p2len++;
- *p2++ = 10; p2len++;
- *p2++ = 0;
-
- if ( send_header )
- {
- hbytes_out += mod_gzip_send( lbuf, p2len, r );
- }
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: HEADER: NOSEND: lbuf=[%s]",cn,npp(lbuf));
- #endif
- }
- #endif
- }
-
- p2 = lbuf;
- p2len = 0;
-
- valid_char_count = 0;
- }
- else
- {
- if ( *p1 > 32 ) valid_char_count++;
-
- if (( p2len < MOD_GZIP_LINE_BUFFER_SIZE )&&( *p1 != 13 ))
- {
- *p2++ = *p1;
- p2len++;
- }
- }
-
- p1++;
- p1len++;
- hbytes_in++;
- }
-
- if ( header_done ) break;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Done processing header...",cn);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call fclose(%s)...",cn,npp(input_filename));
- #endif
-
- fclose( ifh ); ifh = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back fclose(%s)...",cn,npp(input_filename));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: p1len = %d",cn,p1len);
- mod_gzip_printf( "%s: hbytes_in = %ld (Total HEADER bytes read)",cn,(long)hbytes_in);
- mod_gzip_printf( "%s: hbytes_out = %ld (Total HEADER bytes sent)",cn,(long)hbytes_out);
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( hbytes_out = %d ) >",cn,hbytes_out);
- #endif
-
- return (long) hbytes_out;
-}
-
-FILE *mod_gzip_open_output_file(
-request_rec *r,
-char *output_filename,
-int *rc
-)
-{
- FILE *ifh;
-
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_open_output_file():::";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Entry...",cn);
- mod_gzip_printf( "%s: output_filename=[%s]",cn,npp(output_filename));
- #endif
-
- ifh = fopen( output_filename, "rb" );
-
- if ( !ifh )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ERROR: Cannot open file [%s]",
- cn,npp(output_filename));
- #endif
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: Cannot re-open output_filename=[%s]",
- output_filename );
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- ap_table_setn(
- r->notes,"mod_gzip_result",ap_pstrdup(r->pool,"SEND_AS_IS:WORK_OPENFAIL"));
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( NULL ) >",cn);
- #endif
-
- *rc = DECLINED;
-
- return NULL;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: File is now open...",cn);
- mod_gzip_printf( "%s: Exit > return( FILE *ifh ) >",cn);
- #endif
-
- *rc = OK;
-
- return ifh;
-}
-
-int mod_gzip_flush_and_update_counts(
-request_rec *r,
-mod_gzip_conf *dconf,
-long total_header_bytes_sent,
-long total_body_bytes_sent
-)
-{
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_flush_and_update_counts()";
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Entry",cn);
- mod_gzip_printf( "%s: total_header_bytes_sent = %ld",
- cn,(long)total_header_bytes_sent);
- mod_gzip_printf( "%s: total_body_bytes_sent = %ld",
- cn,(long)total_body_bytes_sent);
- mod_gzip_printf( "%s: total_bytes_sent (Sum) = %ld",
- cn,(long)total_header_bytes_sent +
- total_body_bytes_sent );
- mod_gzip_printf( "%s: dconf->add_header_count = %d",
- cn,(int )dconf->add_header_count );
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Before... ap_rflush()...",cn);
- mod_gzip_printf( "%s: r->connection->client->outcnt = %ld",
- cn,(long) r->connection->client->outcnt );
- mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld",
- cn,(long) r->connection->client->bytes_sent );
- mod_gzip_printf( "%s: Call..... ap_rflush()...",cn);
- #endif
-
- ap_rflush(r);
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back..... ap_rflush()...",cn);
- mod_gzip_printf( "%s: After.... ap_rflush()...",cn);
- mod_gzip_printf( "%s: r->connection->client->outcnt = %ld",
- cn,(long) r->connection->client->outcnt );
- mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld",
- cn,(long) r->connection->client->bytes_sent );
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf->add_header_count = %ld",
- cn,(long)dconf->add_header_count);
- #endif
-
- if ( dconf->add_header_count )
- {
- r->connection->client->bytes_sent =
- total_header_bytes_sent + total_body_bytes_sent;
- }
- else
- {
- r->connection->client->bytes_sent = total_body_bytes_sent;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: After count update...",cn);
- mod_gzip_printf( "%s: r->connection->client->outcnt = %ld",
- cn,(long) r->connection->client->outcnt );
- mod_gzip_printf( "%s: r->connection->client->bytes_sent = %ld",
- cn,(long) r->connection->client->bytes_sent );
- mod_gzip_printf( "%s: Exit > return( 1 ) >",cn);
- #endif
-
- return 1;
-}
-
-int mod_gzip_encode_and_transmit(
-request_rec *r,
-mod_gzip_conf *dconf,
-char *source,
-int source_is_a_file,
-long input_size,
-int nodecline,
-long header_length,
-char *result_prefix_string
-)
-{
- char *prefix_string = result_prefix_string;
-
- GZP_CONTROL gzc;
- GZP_CONTROL* gzp = &gzc;
-
- int rc = 0;
- int err = 0;
- FILE *ifh = 0;
- int bytesread = 0;
- long byteswritten = 0;
- long output_size = 0;
- long compression_ratio = 0;
- char *gz1_ismem_obuf = 0;
- int finalize_stats = 1;
- long output_offset = 0;
-
- long total_bytes_sent = 0;
- long total_header_bytes_sent = 0;
- long total_compressed_bytes_sent = 0;
- int gz1_ismem_obuf_was_allocated = 0;
-
- #define MOD_GZIP_LARGE_BUFFER_SIZE 4000
-
- char tmp[ MOD_GZIP_LARGE_BUFFER_SIZE + 2 ];
-
- char actual_content_encoding_name[] = "gzip";
-
- char dummy_result_prefix_string[] = "";
-
- #ifdef MOD_GZIP_DEBUG1
- char scratch2[90];
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- char cn[]="mod_gzip_encode_and_transmit()";
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
- char log_info[90];
- #endif
-
- char *dconf__temp_dir = 0;
- int dconf__keep_workfiles = 0;
- long dconf__minimum_file_size = 300;
- long dconf__maximum_file_size = 0;
- long dconf__maximum_inmem_size = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Entry...", cn);
- #endif
-
- /*
- * Initialize the GZP control deck on the stack with some
- * safe default values. As of this writing the filename and
- * scratch buffers do not need to be fully reset on entry
- * so there is no need to suffer the overhead of a full
- * 'memset( gzp, 0, sizeof( GZP_CONTROL )' call.
- */
-
- gzp->decompress = 0;
- gzp->input_ismem = 0;
- gzp->input_ismem_ibuf = 0;
- gzp->input_ismem_ibuflen = 0;
- gzp->input_filename[0] = 0;
- gzp->input_offset = header_length;
- gzp->output_ismem = 0;
- gzp->output_ismem_obuf = 0;
- gzp->output_ismem_obuflen = 0;
- gzp->output_filename[0] = 0;
- gzp->result_code = 0;
- gzp->bytes_out = 0;
-
- if ( dconf )
- {
- dconf__keep_workfiles = dconf->keep_workfiles;
- dconf__minimum_file_size = dconf->minimum_file_size;
- dconf__maximum_file_size = dconf->maximum_file_size;
- dconf__maximum_inmem_size = dconf->maximum_inmem_size;
- dconf__temp_dir = dconf->temp_dir;
- }
-
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: dconf__keep_workfiles = %d", cn, (int) dconf__keep_workfiles );
- mod_gzip_printf( "%s: dconf__temp_dir = [%s]",cn, npp(dconf__temp_dir));
- mod_gzip_printf( "%s: dconf__minimum_file_size = %ld", cn, (long) dconf__minimum_file_size );
- mod_gzip_printf( "%s: dconf__maximum_file_size = %ld", cn, (long) dconf__maximum_file_size );
- mod_gzip_printf( "%s: dconf__maximum_inmem_size = %ld", cn, (long) dconf__maximum_inmem_size );
-
- mod_gzip_printf( "%s: source_is_a_file = %d", cn, source_is_a_file );
- mod_gzip_printf( "%s: nodecline = %d", cn, nodecline );
- mod_gzip_printf( "%s: header_length = %ld", cn, header_length );
-
- if ( source_is_a_file )
- {
- mod_gzip_printf( "%s: source = [%s]", cn, npp(source));
- }
- else
- {
- mod_gzip_printf( "%s: source = MEMORY BUFFER", cn );
- }
-
- mod_gzip_printf( "%s: input_size = %ld", cn,(long)input_size);
-
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- if ( !prefix_string )
- {
- prefix_string = dummy_result_prefix_string;
- }
-
- sprintf( log_info,"%sOK", prefix_string );
-
- ap_table_setn(
- r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info));
-
- sprintf( log_info,"%d", (int) input_size );
- ap_table_setn( r->notes,"mod_gzip_input_size",ap_pstrdup(r->pool,log_info));
-
- #endif
-
- if ( input_size < 1 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ERROR: Input source has no valid length.",cn);
- mod_gzip_printf( "%s: This request will not be processed...",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- sprintf( log_info,"%sDECLINED:NO_ILEN", prefix_string );
-
- ap_table_setn(
- r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info));
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf__minimum_file_size = %ld",
- cn, (long) dconf__minimum_file_size );
- #endif
-
- if ( input_size < (long) dconf__minimum_file_size )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Source does not meet the minimum size requirement...",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- sprintf( log_info,"%sDECLINED:TOO_SMALL", prefix_string );
-
- ap_table_setn(
- r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info));
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Source meets the minimum size requirement.",cn);
- mod_gzip_printf( "%s: Assuming OK to proceed...",cn);
- #endif
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf__maximum_file_size = %ld",
- cn, (long) dconf__maximum_file_size );
- #endif
-
- if ( ( dconf__maximum_file_size > 0 ) &&
- ( input_size > (long) dconf__maximum_file_size ) )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Source exceeds the maximum size limit...",cn);
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- sprintf( log_info,"%sDECLINED:TOO_BIG", prefix_string );
-
- ap_table_setn(
- r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info));
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Source does not exceed the maximum size limit.",cn);
- mod_gzip_printf( "%s: Assuming OK to proceed...",cn);
- #endif
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf__maximum_inmem_size = %ld",
- cn, (long) dconf__maximum_inmem_size );
- #endif
-
- if ( source_is_a_file )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Input source is file[%s]",cn,npp(source));
- #endif
-
- mod_gzip_strcpy( gzp->input_filename, source );
-
- gzp->input_ismem = 0;
- gzp->input_ismem_ibuf = 0;
- gzp->input_ismem_ibuflen = 0;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Input source is a MEMORY BUFFER",cn);
- #endif
-
- gzp->input_ismem = 1;
- gzp->input_ismem_ibuf = source;
- gzp->input_ismem_ibuflen = input_size;
- }
-
- gzp->decompress = 0;
-
- if ( dconf__maximum_inmem_size > (long) 60000L )
- {
- /* TODO: Some OS'es will have a 'malloc()' problem if the */
- /* in-memory size is greater than 64k so for now just set */
- /* 60k as the fixed upper limit. Expand this later. */
-
- /* NOTE: Testing has shown that for responses greater than */
- /* 60k or so the 'swap to disk' option SHOULD be used, anyway. */
- /* MOST responses will be far less than 60k. */
-
- dconf__maximum_inmem_size = (long) 60000L;
- }
-
- if ( input_size < (long) dconf__maximum_inmem_size )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Input source is small enough for in-memory compression.",cn);
- #endif
-
- *gzp->output_filename = 0;
- gzp->output_ismem = 1;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call malloc( input_size + 1000 = %ld )...",
- cn,(long)(input_size+1000));
- #endif
-
- gz1_ismem_obuf = (char *) malloc( input_size + 1000 );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back malloc( input_size + 1000 = %ld )...",
- cn,(long)(input_size+1000));
- #endif
-
- if ( !gz1_ismem_obuf )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ERROR: Cannot allocate GZP memory...",cn);
- mod_gzip_printf( "%s: Defaulting to output file method... ",cn);
- #endif
-
- gzp->output_ismem = 0;
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ( %ld + 1000 ) bytes allocated OK",cn,(long)input_size);
- #endif
-
- gz1_ismem_obuf_was_allocated = 1;
-
- /* TODO: This probably isn't necessary and just wastes time... */
- memset( gz1_ismem_obuf, 0, ( input_size + 1000 ) );
-
- gzp->output_ismem_obuf = gz1_ismem_obuf;
- gzp->output_ismem_obuflen = input_size + 1000;
- }
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: Input source is too large for in-memory compression.",cn);
- }
- #endif
-
- if ( gzp->output_ismem != 1 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Ouput target is a FILE...",cn);
- #endif
-
- mod_gzip_create_unique_filename(
- dconf__temp_dir,
- (char *) gzp->output_filename,
- MOD_GZIP_MAX_PATH_LEN
- );
-
- gzp->output_ismem = 0;
- gz1_ismem_obuf = 0;
- gzp->output_ismem_obuf = 0;
- gzp->output_ismem_obuflen = 0;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: gzp->decompress = %d" ,cn,gzp->decompress);
- mod_gzip_printf( "%s: gzp->input_ismem = %d", cn,gzp->input_ismem);
- mod_gzip_printf( "%s: gzp->output_ismem = %d", cn,gzp->output_ismem);
- mod_gzip_printf( "%s: gzp->input_filename = [%s]",cn,npp(gzp->input_filename));
- mod_gzip_printf( "%s: gzp->input_offset = %ld", cn,gzp->input_offset);
- mod_gzip_printf( "%s: gzp->output_filename = [%s]",cn,npp(gzp->output_filename));
- mod_gzip_printf( "%s: Call gzp_main(r,gzp)...",cn);
- #endif
-
- rc = gzp_main( r, gzp );
-
- output_size = (long) gzp->bytes_out;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back gzp_main(r,gzp)...",cn);
- mod_gzip_printf( "%s: input_size = %ld",cn,(long)input_size);
- mod_gzip_printf( "%s: output_size = %ld",cn,(long)output_size);
- mod_gzip_printf( "%s: gzp->bytes_out = %ld",cn,(long)gzp->bytes_out);
- mod_gzip_printf( "%s: Bytes saved = %ld",cn,
- (long)input_size-gzp->bytes_out );
- #endif
-
- compression_ratio = 0;
-
- if ( ( input_size > 0 ) &&
- ( output_size > 0 ) )
- {
- compression_ratio = 100 - (int)
- ( output_size * 100L / input_size );
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Compression = %ld percent",cn,
- (long) compression_ratio );
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- sprintf( log_info,"%d", (int) output_size );
- ap_table_setn( r->notes,"mod_gzip_output_size",ap_pstrdup(r->pool,log_info));
-
- sprintf( log_info,"%d", (int) compression_ratio );
- ap_table_setn( r->notes,"mod_gzip_compression_ratio",ap_pstrdup(r->pool,log_info));
-
- #endif
-
- if ( output_size < 1 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Compressed version has no length.",cn);
- mod_gzip_printf( "%s: Sending the original version uncompressed...",cn);
- #endif
-
- finalize_stats = 0;
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- sprintf( log_info,"%sDECLINED:NO_OLEN", prefix_string );
-
- ap_table_setn(
- r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info));
-
- #endif
-
- if ( gz1_ismem_obuf )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: gz1_ismem_obuf is still a VALID pointer",cn);
- mod_gzip_printf( "%s: gz1_ismem_obuf_was_allocated = %d",
- cn,(int) gz1_ismem_obuf_was_allocated );
- #endif
-
- if ( gz1_ismem_obuf_was_allocated )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call free( gz1_ismem_obuf )...",cn);
- #endif
-
- free( gz1_ismem_obuf );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back free( gz1_ismem_obuf )...",cn);
- #endif
-
- gz1_ismem_obuf = 0;
- gz1_ismem_obuf_was_allocated = 0;
- }
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- if ( output_size > input_size )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Compressed version is larger than original.",cn);
- mod_gzip_printf( "%s: Sending the original version uncompressed...",cn);
- #endif
-
- finalize_stats = 0;
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- sprintf( log_info,"%sDECLINED:ORIGINAL_SMALLER", prefix_string );
-
- ap_table_setn(
- r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info));
-
- #endif
-
- if ( gz1_ismem_obuf )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: gz1_ismem_obuf is still a VALID pointer",cn);
- mod_gzip_printf( "%s: gz1_ismem_obuf_was_allocated = %d",
- cn,(int) gz1_ismem_obuf_was_allocated );
- #endif
-
- if ( gz1_ismem_obuf_was_allocated )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call free( gz1_ismem_obuf )...",cn);
- #endif
-
- free( gz1_ismem_obuf );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back free( gz1_ismem_obuf )...",cn);
- #endif
-
- gz1_ismem_obuf = 0;
- gz1_ismem_obuf_was_allocated = 0;
- }
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
- #ifdef MOD_GZIP_DEBUG1
- else
- {
- mod_gzip_printf( "%s: Compressed version is smaller than original.",cn);
- mod_gzip_printf( "%s: Sending the compressed version...",cn);
- }
- #endif
-
- if ( !gzp->output_ismem )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Re-opening compressed output file [%s]...",
- cn, npp(gzp->output_filename));
- #endif
-
- ifh = mod_gzip_open_output_file( r, gzp->output_filename, &rc );
-
- if ( !ifh )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: ERROR: Cannot re-open file [%s]",
- cn,npp(gzp->output_filename));
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- sprintf( log_info,"%sDECLINED:REOPEN_FAILED", prefix_string );
-
- ap_table_setn(
- r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info));
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( DECLINED ) >",cn);
- #endif
-
- return DECLINED;
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Workfile re-opened OK...",cn);
- #endif
- }
-
- /* TODO: This isn't really necessary? */
- r->content_encoding = actual_content_encoding_name;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: r->content_encoding is now [%s]",
- cn, npp(r->content_encoding));
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Starting transmit phase...",cn);
- mod_gzip_printf( "%s: output_offset = %ld",cn, (long) output_offset );
- #endif
-
- /* Send the response header... */
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Call mod_gzip_send_header(source=%s)",cn,npp(source));
- #endif
-
- total_header_bytes_sent = (int)
- mod_gzip_send_header(
- r,
- source,
- output_size
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_send_header(source=%s)",cn,npp(source));
- mod_gzip_printf( "%s: total_header_bytes_sent = %d",cn,rc);
- #endif
-
- total_compressed_bytes_sent = 0;
-
- /* Send the compressed data.. */
-
- if ( gzp->output_ismem )
- {
- #ifdef MOD_GZIP_DEBUG1
-
- mod_gzip_printf( "%s: Sending in-memory output buffer...",cn);
- mod_gzip_printf( "%s: output_size = %ld",cn,(long)output_size);
- mod_gzip_printf( "%s: output_offset = %ld",cn,(long)output_offset);
-
- #ifdef MOD_GZIP_DUMP_JUST_BEFORE_SENDING
- mod_gzip_hexdump( gz1_ismem_obuf, output_size );
- #endif
-
- mod_gzip_printf( "%s: Call mod_gzip_send( gz1_ismem_obuf+output_offset=%ld, output_size=%ld )...",
- cn, (long) output_offset, (long) output_size );
- #endif
-
- byteswritten = (long)
- mod_gzip_send( gz1_ismem_obuf+output_offset, output_size, r );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_send( gz1_ismem_obuf+output_offset=%ld, output_size=%ld )...",
- cn, (long) output_offset, (long) output_size );
- mod_gzip_printf( "%s: byteswritten = %ld",cn,(long)byteswritten);
- #endif
-
- if ( byteswritten > 0 )
- {
- total_compressed_bytes_sent = byteswritten;
- }
-
- if ( byteswritten != output_size )
- {
- err = errno;
-
- #ifdef FUTURE_USE
- #if defined(WIN32) || defined(NETWARE)
- err = WSAGetLastError();
- #else
- err = errno;
- #endif
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: TRANSMIT ERROR: output_size=%ld byteswritten=%ld err=%d",
- cn,(long)output_size,(long)byteswritten,(int)err );
- #endif
-
- #ifdef MOG_GZIP_DEBUG1
-
- mod_gzip_log_comerror( r, "mod_gzip: TRANSMIT_ERROR:", err );
-
- #else
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: TRANSMIT_ERROR:ISMEM:%d",(int)err);
-
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_translate_comerror( err, scratch2 );
- sprintf( log_info,"%sTRANSMIT_ERROR:ISMEM:%d:%s", prefix_string, (int) err, scratch2 );
- #else
- sprintf( log_info,"%sTRANSMIT_ERROR:ISMEM:%d", prefix_string, (int) err );
- #endif
-
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info));
-
- #endif
- }
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: sizeof( tmp ) = %d",cn,sizeof(tmp));
- mod_gzip_printf( "%s: MOD_GZIP_LARGE_BUFFER_SIZE = %d",cn,(int)MOD_GZIP_LARGE_BUFFER_SIZE);
- mod_gzip_printf( "%s: Transmit buffer size = %d",cn,sizeof(tmp));
- mod_gzip_printf( "%s: Sending output file...",cn);
- #endif
-
- if ( output_offset > 0 )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: output_offset = %ld",cn,(long)output_offset);
- mod_gzip_printf( "%s: Call fseek(ifh,%ld,1)...",cn,(long)output_offset);
- #endif
-
- fseek( ifh, (long) output_offset, 1 );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back fseek(ifh,%ld,1)...",cn,(long)output_offset);
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: output_offset = %ld = ZERO",cn,(long)output_offset);
- mod_gzip_printf( "%s: No fseek() call required before transmit.",cn);
- #endif
- }
-
- for (;;)
- {
- bytesread = fread( tmp, 1, MOD_GZIP_LARGE_BUFFER_SIZE, ifh );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back fread(): bytesread=%d",cn,bytesread);
- #endif
-
- if ( bytesread < 1 ) break;
-
- byteswritten = (long)
- mod_gzip_send( tmp, bytesread, r );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: byteswritten = %ld",cn,(long)byteswritten);
- #endif
-
- if ( byteswritten > 0 )
- {
- total_compressed_bytes_sent += byteswritten;
- }
-
- if ( byteswritten != bytesread )
- {
- err = errno;
-
- #ifdef FUTURE_USE
- #if defined(WIN32) || defined(NETWARE)
- err = WSAGetLastError();
- #else
- err = errno;
- #endif
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: TRANSMIT ERROR: bytesread=%ld byteswritten=%ld err=%d",
- cn,(long)bytesread,(long)byteswritten,(int)err );
- #endif
-
- #ifdef MOG_GZIP_DEBUG1
-
- mod_gzip_log_comerror( r, "mod_gzip: TRANSMIT_ERROR:", err );
-
- #else
-
- ap_log_error( APLOG_MARK,APLOG_NOERRNO|APLOG_ERR, r->server,
- "mod_gzip: TRANSMIT_ERROR:%d",(int)err);
-
- #endif
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_translate_comerror( err, scratch2 );
- sprintf( log_info,"%sTRANSMIT_ERROR:%d:%s", prefix_string, (int) err, scratch2 );
- #else
- sprintf( log_info,"%sTRANSMIT_ERROR:%d", prefix_string, (int) err );
- #endif
-
- ap_table_setn( r->notes,"mod_gzip_result",ap_pstrdup(r->pool,log_info));
-
- #endif
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Breaking out of transmit loop early...",cn);
- #endif
-
- break;
- }
-
- }/* End for(;;) loop that transmits workfile... */
-
- }/* End 'else' */
-
- /* Flush the output and update counts... */
-
- total_bytes_sent =
- total_header_bytes_sent +
- total_compressed_bytes_sent;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Done Sending compressed data...",cn);
- mod_gzip_printf( "%s: total_header_bytes_sent = %ld",
- cn,(long)total_header_bytes_sent);
- mod_gzip_printf( "%s: total_compressed_bytes_sent = %ld",
- cn,(long)total_compressed_bytes_sent);
- mod_gzip_printf( "%s: total_bytes_sent (Sum) = %ld",
- cn,(long)total_bytes_sent);
- mod_gzip_printf( "%s: Call mod_gzip_flush_and_update_counts()...",cn);
- #endif
-
- mod_gzip_flush_and_update_counts(
- r,
- dconf,
- total_header_bytes_sent,
- total_compressed_bytes_sent
- );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back mod_gzip_flush_and_update_counts()...",cn);
- #endif
-
- /* Cleanup... */
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Cleanup phase START...",cn);
- #endif
-
- if ( gzp->output_ismem )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Output source was MEMORY...",cn);
- #endif
-
- if ( gz1_ismem_obuf )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: gz1_ismem_obuf is still VALID...",cn);
- #endif
-
- if ( gz1_ismem_obuf_was_allocated )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: gz1_ismem_obuf_was_allocated = TRUE",cn);
- mod_gzip_printf( "%s: Call free( gz1_ismem_obuf )...",cn);
- #endif
-
- free( gz1_ismem_obuf );
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Back free( gz1_ismem_obuf )...",cn);
- #endif
-
- gz1_ismem_obuf = 0;
- gz1_ismem_obuf_was_allocated = 0;
- }
- }
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Output source was a WORKFILE...",cn);
- mod_gzip_printf( "%s: Closing workfile [%s]...",cn,npp(gzp->output_filename));
- #endif
-
- fclose( ifh );
- ifh = 0;
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: dconf__keep_workfiles = %d",
- cn, dconf__keep_workfiles );
- #endif
-
- if ( !dconf__keep_workfiles )
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Deleting workfile [%s]...",
- cn, npp(gzp->output_filename));
- #endif
-
- #ifdef WIN32
- DeleteFile( gzp->output_filename );
- #else
- unlink( gzp->output_filename );
- #endif
- }
- else
- {
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Keeping workfile [%s]...",
- cn, npp(gzp->output_filename));
- #endif
- }
- }
-
- #ifdef MOD_GZIP_USES_APACHE_LOGS
-
- if ( finalize_stats )
- {
- sprintf( log_info,"%d", (int) output_size );
- ap_table_setn( r->notes,"mod_gzip_output_size",ap_pstrdup(r->pool,log_info));
-
- sprintf( log_info,"%d", (int) compression_ratio );
- ap_table_setn( r->notes,"mod_gzip_compression_ratio",ap_pstrdup(r->pool,log_info));
- }
-
- #endif
-
- if ( r->server->loglevel == APLOG_DEBUG )
- {
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_DEBUG, r->server,
- "mod_gzip: r->uri=[%s] OK: Bytes In:%ld Out:%ld Compression: %ld pct.",
- r->uri,
- (long) input_size,
- (long) output_size,
- (long) compression_ratio
- );
- }
-
- #ifdef MOD_GZIP_DEBUG1
- mod_gzip_printf( "%s: Exit > return( OK ) >",cn);
- #endif
-
- return OK;
-}
-
-/*--------------------------------------------------------------------------*/
-/* COMPRESSION_SUPPORT: START */
-/*--------------------------------------------------------------------------*/
-
-#define BIG_MEM
-
-typedef unsigned uns;
-typedef unsigned int uni;
-typedef unsigned char uch;
-typedef unsigned short ush;
-typedef unsigned long ulg;
-typedef int gz1_file_t;
-
-#ifdef __STDC__
- typedef void *voidp;
-#else
- typedef char *voidp;
-#endif
-
-#if defined(__MSDOS__) && !defined(MSDOS)
-# define MSDOS
-#endif
-
-#if defined(__OS2__) && !defined(OS2)
-# define OS2
-#endif
-
-#if defined(OS2) && defined(MSDOS)
-# undef MSDOS
-#endif
-
-#ifdef MSDOS
-# ifdef __GNUC__
-# define near
-# else
-# define MAXSEG_64K
-# ifdef __TURBOC__
-# define NO_OFF_T
-# ifdef __BORLANDC__
-# define DIRENT
-# else
-# define NO_UTIME
-# endif
-# else
-# define HAVE_SYS_UTIME_H
-# define NO_UTIME_H
-# endif
-# endif
-# define PATH_SEP2 '\\'
-# define PATH_SEP3 ':'
-# define MAX_PATH_LEN 128
-# define NO_MULTIPLE_DOTS
-# define MAX_EXT_CHARS 3
-# define Z_SUFFIX "z"
-# define NO_CHOWN
-# define PROTO
-# define STDC_HEADERS
-# define NO_SIZE_CHECK
-# define casemap(c) tolow(c)
-# include <io.h>
-# undef OS_CODE
-# define OS_CODE 0x00
-# define SET_BINARY_MODE(fd) setmode(fd, O_BINARY)
-# if !defined(NO_ASM) && !defined(ASMV)
-# define ASMV
-# endif
-#else
-# define near
-#endif
-
-#ifdef OS2
-# define PATH_SEP2 '\\'
-# define PATH_SEP3 ':'
-# define MAX_PATH_LEN 260
-# ifdef OS2FAT
-# define NO_MULTIPLE_DOTS
-# define MAX_EXT_CHARS 3
-# define Z_SUFFIX "z"
-# define casemap(c) tolow(c)
-# endif
-# define NO_CHOWN
-# define PROTO
-# define STDC_HEADERS
-# include <io.h>
-# undef OS_CODE
-# define OS_CODE 0x06
-# define SET_BINARY_MODE(fd) setmode(fd, O_BINARY)
-# ifdef _MSC_VER
-# define HAVE_SYS_UTIME_H
-# define NO_UTIME_H
-# define MAXSEG_64K
-# undef near
-# define near _near
-# endif
-# ifdef __EMX__
-# define HAVE_SYS_UTIME_H
-# define NO_UTIME_H
-# define DIRENT
-# define EXPAND(argc,argv) \
- {_response(&argc, &argv); _wildcard(&argc, &argv);}
-# endif
-# ifdef __BORLANDC__
-# define DIRENT
-# endif
-# ifdef __ZTC__
-# define NO_DIR
-# define NO_UTIME_H
-# include <dos.h>
-# define EXPAND(argc,argv) \
- {response_expand(&argc, &argv);}
-# endif
-#endif
-
-#ifdef WIN32
-# define HAVE_SYS_UTIME_H
-# define NO_UTIME_H
-# define PATH_SEP2 '\\'
-# define PATH_SEP3 ':'
-# undef MAX_PATH_LEN
-# define MAX_PATH_LEN 260
-# define NO_CHOWN
-# define PROTO
-# define STDC_HEADERS
-# define SET_BINARY_MODE(fd) setmode(fd, O_BINARY)
-# include <io.h>
-# include <malloc.h>
-# ifdef NTFAT
-# define NO_MULTIPLE_DOTS
-# define MAX_EXT_CHARS 3
-# define Z_SUFFIX "z"
-# define casemap(c) tolow(c)
-# endif
-# undef OS_CODE
-
-# define OS_CODE 0x00
-
-#endif
-
-#ifdef MSDOS
-# ifdef __TURBOC__
-# include <alloc.h>
-# define DYN_ALLOC
- void * fcalloc (unsigned items, unsigned size);
- void fcfree (void *ptr);
-# else
-# include <malloc.h>
-# define fcalloc(nitems,itemsize) halloc((long)(nitems),(itemsize))
-# define fcfree(ptr) hfree(ptr)
-# endif
-#else
-# ifdef MAXSEG_64K
-# define fcalloc(items,size) calloc((items),(size))
-# else
-# define fcalloc(items,size) malloc((size_t)(items)*(size_t)(size))
-# endif
-# define fcfree(ptr) free(ptr)
-#endif
-
-#if defined(VAXC) || defined(VMS)
-# define PATH_SEP ']'
-# define PATH_SEP2 ':'
-# define SUFFIX_SEP ';'
-# define NO_MULTIPLE_DOTS
-# define Z_SUFFIX "-gz"
-# define RECORD_IO 1
-# define casemap(c) tolow(c)
-# undef OS_CODE
-# define OS_CODE 0x02
-# define OPTIONS_VAR "GZIP_OPT"
-# define STDC_HEADERS
-# define NO_UTIME
-# define EXPAND(argc,argv) vms_expand_args(&argc,&argv);
-# include <file.h>
-# define unlink delete
-# ifdef VAXC
-# define NO_FCNTL_H
-# include <unixio.h>
-# endif
-#endif
-
-#ifdef AMIGA
-# define PATH_SEP2 ':'
-# define STDC_HEADERS
-# undef OS_CODE
-# define OS_CODE 0x01
-# define ASMV
-# ifdef __GNUC__
-# define DIRENT
-# define HAVE_UNISTD_H
-# else
-# define NO_STDIN_FSTAT
-# define SYSDIR
-# define NO_SYMLINK
-# define NO_CHOWN
-# define NO_FCNTL_H
-# include <fcntl.h>
-# define direct dirent
- extern void _expand_args(int *argc, char ***argv);
-# define EXPAND(argc,argv) _expand_args(&argc,&argv);
-# undef O_BINARY
-# endif
-#endif
-
-#if defined(ATARI) || defined(atarist)
-# ifndef STDC_HEADERS
-# define STDC_HEADERS
-# define HAVE_UNISTD_H
-# define DIRENT
-# endif
-# define ASMV
-# undef OS_CODE
-# define OS_CODE 0x05
-# ifdef TOSFS
-# define PATH_SEP2 '\\'
-# define PATH_SEP3 ':'
-# define MAX_PATH_LEN 128
-# define NO_MULTIPLE_DOTS
-# define MAX_EXT_CHARS 3
-# define Z_SUFFIX "z"
-# define NO_CHOWN
-# define casemap(c) tolow(c)
-# define NO_SYMLINK
-# endif
-#endif
-
-#ifdef MACOS
-# define PATH_SEP ':'
-# define DYN_ALLOC
-# define PROTO
-# define NO_STDIN_FSTAT
-# define NO_CHOWN
-# define NO_UTIME
-# define chmod(file, mode) (0)
-# define OPEN(name, flags, mode) open(name, flags)
-# define SEEKFORWARD(handle, offset) lseek( handle, offset, 1 )
-# undef OS_CODE
-# define OS_CODE 0x07
-# ifdef MPW
-# define isatty(fd) ((fd) <= 2)
-# endif
-#endif
-
-#ifdef __50SERIES
-# define PATH_SEP '>'
-# define STDC_HEADERS
-# define NO_MEMORY_H
-# define NO_UTIME_H
-# define NO_UTIME
-# define NO_CHOWN
-# define NO_STDIN_FSTAT
-# define NO_SIZE_CHECK
-# define NO_SYMLINK
-# define RECORD_IO 1
-# define casemap(c) tolow(c)
-# define put_char(c) put_byte((c) & 0x7F)
-# define get_char(c) ascii2pascii(get_byte())
-# undef OS_CODE
-# define OS_CODE 0x0F
-# ifdef SIGTERM
-# undef SIGTERM
-# endif
-#endif
-
-#if defined(pyr) && !defined(NOMEMCPY)
-# define NOMEMCPY
-#endif
-
-#ifdef TOPS20
-# undef OS_CODE
-# define OS_CODE 0x0a
-#endif
-
-#ifndef unix
-# define NO_ST_INO
-#endif
-
-#ifndef OS_CODE
-# undef OS_CODE
-# define OS_CODE 0x03
-#endif
-
-#ifndef PATH_SEP
-# define PATH_SEP '/'
-#endif
-
-#ifndef casemap
-# define casemap(c) (c)
-#endif
-
-#ifndef OPTIONS_VAR
-# define OPTIONS_VAR "GZIP"
-#endif
-
-#ifndef Z_SUFFIX
-# define Z_SUFFIX ".gz"
-#endif
-
-#ifdef MAX_EXT_CHARS
-# define MAX_SUFFIX MAX_EXT_CHARS
-#else
-# define MAX_SUFFIX 30
-#endif
-
-#ifndef MIN_PART
-# define MIN_PART 3
-#endif
-
-#ifndef EXPAND
-# define EXPAND(argc,argv)
-#endif
-
-#ifndef RECORD_IO
-# define RECORD_IO 0
-#endif
-
-#ifndef SET_BINARY_MODE
-# define SET_BINARY_MODE(fd)
-#endif
-
-#ifndef OPEN
-# define OPEN(name, flags, mode) open(name, flags, mode)
-#endif
-
-#ifndef SEEKFORWARD
-# define SEEKFORWARD(handle, offset) lseek( handle, offset, 1 )
-#endif
-
-#ifndef get_char
-# define get_char() get_byte()
-#endif
-
-#ifndef put_char
-# define put_char(c) put_byte(c)
-#endif
-
-#ifndef O_BINARY
-#define O_BINARY 0
-#endif
-
-#define OK 0
-#define LZ1_ERROR 1
-#define WARNING 2
-#define STORED 0
-#define COMPRESSED 1
-#define PACKED 2
-#define LZHED 3
-#define DEFLATED 8
-#define MAX_METHODS 9
-
-#ifndef O_CREAT
-#include <sys/file.h>
-#ifndef O_CREAT
-#define O_CREAT FCREAT
-#endif
-#ifndef O_EXCL
-#define O_EXCL FEXCL
-#endif
-#endif
-
-#ifndef S_IRUSR
-#define S_IRUSR 0400
-#endif
-#ifndef S_IWUSR
-#define S_IWUSR 0200
-#endif
-#define RW_USER (S_IRUSR | S_IWUSR)
-
-#ifndef MAX_PATH_LEN
-#define MAX_PATH_LEN 256
-#endif
-
-#ifndef SEEK_END
-#define SEEK_END 2
-#endif
-
-#define PACK_MAGIC "\037\036"
-#define GZIP_MAGIC "\037\213"
-#define OLD_GZIP_MAGIC "\037\236"
-#define LZH_MAGIC "\037\240"
-#define PKZIP_MAGIC "\120\113\003\004"
-#define ASCII_FLAG 0x01
-#define CONTINUATION 0x02
-#define EXTRA_FIELD 0x04
-#define ORIG_NAME 0x08
-#define COMMENT 0x10
-#define ENCRYPTED 0x20
-#define RESERVED 0xC0
-#define UNKNOWN 0xffff
-#define BINARY 0
-#define ASCII 1
-
-#ifndef WSIZE
-#define WSIZE 0x8000
-#endif
-
-#ifndef INBUFSIZ
-#ifdef SMALL_MEM
-#define INBUFSIZ 0x2000
-#else
-#define INBUFSIZ 0x8000
-#endif
-#endif
-#define INBUF_EXTRA 64
-
-#ifndef OUTBUFSIZ
-#ifdef SMALL_MEM
-#define OUTBUFSIZ 8192
-#else
-#define OUTBUFSIZ 0x4000
-#endif
-#endif
-#define OUTBUF_EXTRA 2048
-
-#ifndef DIST_BUFSIZE
-#ifdef SMALL_MEM
-#define DIST_BUFSIZE 0x2000
-#else
-#define DIST_BUFSIZE 0x8000
-#endif
-#endif
-
-#ifndef BITS
-#define BITS 16
-#endif
-
-#define LZW_MAGIC "\037\235"
-
-#define MIN_MATCH 3
-#define MAX_MATCH 258
-
-#define MIN_LOOKAHEAD (MAX_MATCH+MIN_MATCH+1)
-#define MAX_DIST (WSIZE-MIN_LOOKAHEAD)
-
-#ifdef SMALL_MEM
-#define HASH_BITS 13
-#endif
-#ifdef MEDIUM_MEM
-#define HASH_BITS 14
-#endif
-#ifndef HASH_BITS
-#define HASH_BITS 15
-#endif
-
-#define HASH_SIZE (unsigned)(1<<HASH_BITS)
-#define HASH_MASK (HASH_SIZE-1)
-#define WMASK (WSIZE-1)
-#define H_SHIFT ((HASH_BITS+MIN_MATCH-1)/MIN_MATCH)
-
-#ifndef TOO_FAR
-#define TOO_FAR 4096
-#endif
-
-#define NIL 0
-#define FAST 4
-#define SLOW 2
-#define REP_3_6 16
-#define REPZ_3_10 17
-#define REPZ_11_138 18
-#define MAX_BITS 15
-#define MAX_BL_BITS 7
-#define D_CODES 30
-#define BL_CODES 19
-#define SMALLEST 1
-#define LENGTH_CODES 29
-#define LITERALS 256
-#define END_BLOCK 256
-#define L_CODES (LITERALS+1+LENGTH_CODES)
-
-#ifndef LIT_BUFSIZE
-#ifdef SMALL_MEM
-#define LIT_BUFSIZE 0x2000
-#else
-#ifdef MEDIUM_MEM
-#define LIT_BUFSIZE 0x4000
-#else
-#define LIT_BUFSIZE 0x8000
-#endif
-#endif
-#endif
-
-#define HEAP_SIZE (2*L_CODES+1)
-#define STORED_BLOCK 0
-#define STATIC_TREES 1
-#define DYN_TREES 2
-#define NO_FILE (-1)
-
-#define BMAX 16
-#define N_MAX 288
-
-#define LOCSIG 0x04034b50L
-#define LOCFLG 6
-#define CRPFLG 1
-#define EXTFLG 8
-#define LOCHOW 8
-#define LOCTIM 10
-#define LOCCRC 14
-#define LOCSIZ 18
-#define LOCLEN 22
-#define LOCFIL 26
-#define LOCEXT 28
-#define LOCHDR 30
-#define EXTHDR 16
-#define RAND_HEAD_LEN 12
-#define BUFSIZE (8 * 2*sizeof(char))
-
-#define translate_eol 0
-
-#define FLUSH_BLOCK(eof) \
- flush_block(gz1,gz1->block_start >= 0L ? (char*)&gz1->window[(unsigned)gz1->block_start] : \
- (char*)NULL, (long)gz1->strstart - gz1->block_start, (eof))
-
-#ifdef DYN_ALLOC
-# define ALLOC(type, array, size) { \
- array = (type*)fcalloc((size_t)(((size)+1L)/2), 2*sizeof(type)); \
- if (array == NULL) error("insufficient memory"); \
- }
-# define FREE(array) {if (array != NULL) fcfree(array), array=NULL;}
-#else
-# define ALLOC(type, array, size)
-# define FREE(array)
-#endif
-
-#define GZ1_MAX(a,b) (a >= b ? a : b)
-
-#define tolow(c) (isupper(c) ? (c)-'A'+'a' : (c))
-
-#define smaller(tree, n, m) \
- (tree[n].fc.freq < tree[m].fc.freq || \
- (tree[n].fc.freq == tree[m].fc.freq && gz1->depth[n] <= gz1->depth[m]))
-
-#define send_code(c, tree) send_bits(gz1,tree[c].fc.code, tree[c].dl.len)
-
-#define put_byte(c) {gz1->outbuf[gz1->outcnt++]=(uch)(c); if (gz1->outcnt==OUTBUFSIZ)\
- flush_outbuf(gz1);}
-
-#define put_short(w) \
-{ if (gz1->outcnt < OUTBUFSIZ-2) { \
- gz1->outbuf[gz1->outcnt++] = (uch) ((w) & 0xff); \
- gz1->outbuf[gz1->outcnt++] = (uch) ((ush)(w) >> 8); \
- } else { \
- put_byte((uch)((w) & 0xff)); \
- put_byte((uch)((ush)(w) >> 8)); \
- } \
-}
-
-#define put_long(n) { \
- put_short((n) & 0xffff); \
- put_short(((ulg)(n)) >> 16); \
-}
-
-#ifdef CRYPT
-
-# define NEXTBYTE() \
- (decrypt ? (cc = get_byte(), zdecode(cc), cc) : get_byte())
-#else
-# define NEXTBYTE() (uch)get_byte()
-#endif
-
-#define NEEDBITS(n) {while(k<(n)){b|=((ulg)NEXTBYTE())<<k;k+=8;}}
-#define DUMPBITS(n) {b>>=(n);k-=(n);}
-
-#define SH(p) ((ush)(uch)((p)[0]) | ((ush)(uch)((p)[1]) << 8))
-#define LG(p) ((ulg)(SH(p)) | ((ulg)(SH((p)+2)) << 16))
-
-#define put_ubyte(c) {gz1->window[gz1->outcnt++]=(uch)(c); if (gz1->outcnt==WSIZE)\
- flush_window(gz1);}
-
-#define WARN(msg) { if (gz1->exit_code == OK) gz1->exit_code = WARNING; }
-
-#define get_byte() (gz1->inptr < gz1->insize ? gz1->inbuf[gz1->inptr++] : fill_inbuf(gz1,0))
-#define try_byte() (gz1->inptr < gz1->insize ? gz1->inbuf[gz1->inptr++] : fill_inbuf(gz1,1))
-
-#define d_code(dist) \
- ((dist) < 256 ? gz1->dist_code[dist] : gz1->dist_code[256+((dist)>>7)])
-
-typedef struct config {
- ush good_length;
- ush max_lazy;
- ush nice_length;
- ush max_chain;
-} config;
-
-config configuration_table[10] = {
-
- {0, 0, 0, 0},
- {4, 4, 8, 4},
- {4, 5, 16, 8},
- {4, 6, 32, 32},
- {4, 4, 16, 16},
- {8, 16, 32, 32},
- {8, 16, 128, 128},
- {8, 32, 128, 256},
- {32, 128, 258, 1024},
- {32, 258, 258, 4096}};
-
-typedef struct ct_data {
-
- union {
- ush freq;
- ush code;
- } fc;
- union {
- ush dad;
- ush len;
- } dl;
-
-} ct_data;
-
-typedef struct tree_desc {
- ct_data *dyn_tree;
- ct_data *static_tree;
- int *extra_bits;
- int extra_base;
- int elems;
- int max_length;
- int max_code;
-} tree_desc;
-
-struct huft {
- uch e;
- uch b;
- union {
- ush n;
- struct huft *t;
- } v;
-};
-
-uch bl_order[BL_CODES]
- = {16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15};
-
-int extra_lbits[LENGTH_CODES]
- = {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};
-
-int extra_dbits[D_CODES]
- = {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};
-
-int extra_blbits[BL_CODES]
- = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7};
-
-ulg crc_32_tab[] = {
- 0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL, 0x076dc419L,
- 0x706af48fL, 0xe963a535L, 0x9e6495a3L, 0x0edb8832L, 0x79dcb8a4L,
- 0xe0d5e91eL, 0x97d2d988L, 0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d07L,
- 0x90bf1d91L, 0x1db71064L, 0x6ab020f2L, 0xf3b97148L, 0x84be41deL,
- 0x1adad47dL, 0x6ddde4ebL, 0xf4d4b551L, 0x83d385c7L, 0x136c9856L,
- 0x646ba8c0L, 0xfd62f97aL, 0x8a65c9ecL, 0x14015c4fL, 0x63066cd9L,
- 0xfa0f3d63L, 0x8d080df5L, 0x3b6e20c8L, 0x4c69105eL, 0xd56041e4L,
- 0xa2677172L, 0x3c03e4d1L, 0x4b04d447L, 0xd20d85fdL, 0xa50ab56bL,
- 0x35b5a8faL, 0x42b2986cL, 0xdbbbc9d6L, 0xacbcf940L, 0x32d86ce3L,
- 0x45df5c75L, 0xdcd60dcfL, 0xabd13d59L, 0x26d930acL, 0x51de003aL,
- 0xc8d75180L, 0xbfd06116L, 0x21b4f4b5L, 0x56b3c423L, 0xcfba9599L,
- 0xb8bda50fL, 0x2802b89eL, 0x5f058808L, 0xc60cd9b2L, 0xb10be924L,
- 0x2f6f7c87L, 0x58684c11L, 0xc1611dabL, 0xb6662d3dL, 0x76dc4190L,
- 0x01db7106L, 0x98d220bcL, 0xefd5102aL, 0x71b18589L, 0x06b6b51fL,
- 0x9fbfe4a5L, 0xe8b8d433L, 0x7807c9a2L, 0x0f00f934L, 0x9609a88eL,
- 0xe10e9818L, 0x7f6a0dbbL, 0x086d3d2dL, 0x91646c97L, 0xe6635c01L,
- 0x6b6b51f4L, 0x1c6c6162L, 0x856530d8L, 0xf262004eL, 0x6c0695edL,
- 0x1b01a57bL, 0x8208f4c1L, 0xf50fc457L, 0x65b0d9c6L, 0x12b7e950L,
- 0x8bbeb8eaL, 0xfcb9887cL, 0x62dd1ddfL, 0x15da2d49L, 0x8cd37cf3L,
- 0xfbd44c65L, 0x4db26158L, 0x3ab551ceL, 0xa3bc0074L, 0xd4bb30e2L,
- 0x4adfa541L, 0x3dd895d7L, 0xa4d1c46dL, 0xd3d6f4fbL, 0x4369e96aL,
- 0x346ed9fcL, 0xad678846L, 0xda60b8d0L, 0x44042d73L, 0x33031de5L,
- 0xaa0a4c5fL, 0xdd0d7cc9L, 0x5005713cL, 0x270241aaL, 0xbe0b1010L,
- 0xc90c2086L, 0x5768b525L, 0x206f85b3L, 0xb966d409L, 0xce61e49fL,
- 0x5edef90eL, 0x29d9c998L, 0xb0d09822L, 0xc7d7a8b4L, 0x59b33d17L,
- 0x2eb40d81L, 0xb7bd5c3bL, 0xc0ba6cadL, 0xedb88320L, 0x9abfb3b6L,
- 0x03b6e20cL, 0x74b1d29aL, 0xead54739L, 0x9dd277afL, 0x04db2615L,
- 0x73dc1683L, 0xe3630b12L, 0x94643b84L, 0x0d6d6a3eL, 0x7a6a5aa8L,
- 0xe40ecf0bL, 0x9309ff9dL, 0x0a00ae27L, 0x7d079eb1L, 0xf00f9344L,
- 0x8708a3d2L, 0x1e01f268L, 0x6906c2feL, 0xf762575dL, 0x806567cbL,
- 0x196c3671L, 0x6e6b06e7L, 0xfed41b76L, 0x89d32be0L, 0x10da7a5aL,
- 0x67dd4accL, 0xf9b9df6fL, 0x8ebeeff9L, 0x17b7be43L, 0x60b08ed5L,
- 0xd6d6a3e8L, 0xa1d1937eL, 0x38d8c2c4L, 0x4fdff252L, 0xd1bb67f1L,
- 0xa6bc5767L, 0x3fb506ddL, 0x48b2364bL, 0xd80d2bdaL, 0xaf0a1b4cL,
- 0x36034af6L, 0x41047a60L, 0xdf60efc3L, 0xa867df55L, 0x316e8eefL,
- 0x4669be79L, 0xcb61b38cL, 0xbc66831aL, 0x256fd2a0L, 0x5268e236L,
- 0xcc0c7795L, 0xbb0b4703L, 0x220216b9L, 0x5505262fL, 0xc5ba3bbeL,
- 0xb2bd0b28L, 0x2bb45a92L, 0x5cb36a04L, 0xc2d7ffa7L, 0xb5d0cf31L,
- 0x2cd99e8bL, 0x5bdeae1dL, 0x9b64c2b0L, 0xec63f226L, 0x756aa39cL,
- 0x026d930aL, 0x9c0906a9L, 0xeb0e363fL, 0x72076785L, 0x05005713L,
- 0x95bf4a82L, 0xe2b87a14L, 0x7bb12baeL, 0x0cb61b38L, 0x92d28e9bL,
- 0xe5d5be0dL, 0x7cdcefb7L, 0x0bdbdf21L, 0x86d3d2d4L, 0xf1d4e242L,
- 0x68ddb3f8L, 0x1fda836eL, 0x81be16cdL, 0xf6b9265bL, 0x6fb077e1L,
- 0x18b74777L, 0x88085ae6L, 0xff0f6a70L, 0x66063bcaL, 0x11010b5cL,
- 0x8f659effL, 0xf862ae69L, 0x616bffd3L, 0x166ccf45L, 0xa00ae278L,
- 0xd70dd2eeL, 0x4e048354L, 0x3903b3c2L, 0xa7672661L, 0xd06016f7L,
- 0x4969474dL, 0x3e6e77dbL, 0xaed16a4aL, 0xd9d65adcL, 0x40df0b66L,
- 0x37d83bf0L, 0xa9bcae53L, 0xdebb9ec5L, 0x47b2cf7fL, 0x30b5ffe9L,
- 0xbdbdf21cL, 0xcabac28aL, 0x53b39330L, 0x24b4a3a6L, 0xbad03605L,
- 0xcdd70693L, 0x54de5729L, 0x23d967bfL, 0xb3667a2eL, 0xc4614ab8L,
- 0x5d681b02L, 0x2a6f2b94L, 0xb40bbe37L, 0xc30c8ea1L, 0x5a05df1bL,
- 0x2d02ef8dL
-};
-
-typedef struct _GZ1 {
- long versionid1;
- int state;
- int done;
- int deflate1_initialized;
- unsigned deflate1_hash_head;
- unsigned deflate1_prev_match;
- int deflate1_flush;
- int deflate1_match_available;
- unsigned deflate1_match_length;
-
- char ifname[MAX_PATH_LEN];
- char ofname[MAX_PATH_LEN];
-
- struct stat istat;
- gz1_file_t zfile;
-
- int input_ismem;
- char *input_ptr;
- long input_bytesleft;
-
- int output_ismem;
- char *output_ptr;
- uns output_maxlen;
-
- int compr_level;
- long time_stamp;
- long ifile_size;
- int ifd;
- int ofd;
- int part_nb;
- int last_member;
- int save_orig_name;
- long header_bytes;
- long bytes_in;
- long bytes_out;
- uns insize;
- uns inptr;
- uns outcnt;
- uns ins_h;
- long block_start;
- uns good_match;
- uni max_lazy_match;
- uni prev_length;
- uns max_chain_length;
- uns strstart;
- uns match_start;
- int eofile;
- uns lookahead;
- ush *file_type;
- int *file_method;
- ulg opt_len;
- ulg static_len;
- ulg compressed_len;
- ulg input_len;
- uns last_flags;
- uch flags;
- uns last_lit;
- uns last_dist;
- uch flag_bit;
- int heap_len;
- int heap_max;
- ulg bb;
- uns bk;
- ush bi_buf;
- int bi_valid;
- uns hufts;
- int decrypt;
- int ascii;
- int msg_done;
- int abortflag;
- int decompress;
- int do_lzw;
- int to_stdout;
- int force;
- int verbose;
- int quiet;
- int list;
- int test;
- int ext_header;
- int pkzip;
- int method;
- int level;
- int no_time;
- int no_name;
- int exit_code;
- int lbits;
- int dbits;
- ulg window_size;
- ulg crc;
-
- uch dist_code[512];
- uch length_code[MAX_MATCH-MIN_MATCH+1];
- int heap[2*L_CODES+1];
- uch depth[2*L_CODES+1];
- int base_length[LENGTH_CODES];
- int base_dist[D_CODES];
- ush bl_count[MAX_BITS+1];
- uch flag_buf[(LIT_BUFSIZE/8)];
-
- #ifdef DYN_ALLOC
- uch *inbuf;
- uch *outbuf;
- ush *d_buf;
- uch *window;
- #else
- uch inbuf [INBUFSIZ +INBUF_EXTRA];
- uch outbuf[OUTBUFSIZ+OUTBUF_EXTRA];
- ush d_buf [DIST_BUFSIZE];
- uch window[2L*WSIZE];
- #endif
-
- #ifdef FULL_SEARCH
- #define nice_match MAX_MATCH
- #else
- int nice_match;
- #endif
-
- #ifdef CRYPT
- uch cc;
- #endif
-
- ct_data static_ltree[L_CODES+2];
- ct_data static_dtree[D_CODES];
- ct_data dyn_dtree[(2*D_CODES+1)];
- ct_data dyn_ltree[HEAP_SIZE];
- ct_data bl_tree[2*BL_CODES+1];
-
- tree_desc l_desc;
- tree_desc d_desc;
- tree_desc bl_desc;
-
- #ifndef MAXSEG_64K
-
- ush prev2[1L<<BITS];
-
- #define prev gz1->prev2
- #define head (gz1->prev2+WSIZE)
-
- #else
-
- ush * prev2;
- ush * tab_prefix1;
-
- #define prev gz1->prev2
- #define head gz1->tab_prefix1
-
- #endif
-
-} GZ1;
-typedef GZ1 *PGZ1;
-int gz1_size = sizeof( GZ1 );
-
-/* Declare some local function protypes... */
-
-/* Any routine name that can/might conflict with */
-/* other modules or object code should simply have */
-/* the standard prefix 'gz1_' added to the front. */
-/* This will only usually be any kind of problem at all */
-/* if the code is being compiled directly into the parent */
-/* instead of being built as a standalone DLL or DSO library. */
-
-PGZ1 gz1_init ( void );
-int gz1_cleanup ( PGZ1 gz1 );
-ulg gz1_deflate ( PGZ1 gz1 );
-ulg gz1_deflate_fast( PGZ1 gz1 );
-
-/* The rest of the routines should not need the 'gz1_' prefix. */
-/* No conflicts reported at this time. */
-
-int inflate ( PGZ1 gz1 );
-int inflate_dynamic( PGZ1 gz1 );
-int inflate_stored ( PGZ1 gz1 );
-int inflate_fixed ( PGZ1 gz1 );
-void fill_window ( PGZ1 gz1 );
-void flush_outbuf ( PGZ1 gz1 );
-void flush_window ( PGZ1 gz1 );
-void bi_windup ( PGZ1 gz1 );
-void set_file_type ( PGZ1 gz1 );
-void init_block ( PGZ1 gz1 );
-int build_bl_tree ( PGZ1 gz1 );
-void read_error ( PGZ1 gz1 );
-void write_error ( PGZ1 gz1 );
-int get_header ( PGZ1 gz1, int in );
-int inflate_block ( PGZ1 gz1, int *e );
-int fill_inbuf ( PGZ1 gz1, int eof_ok );
-char *gz1_basename ( PGZ1 gz1, char *fname );
-int longest_match ( PGZ1 gz1, unsigned cur_match );
-void bi_init ( PGZ1 gz1, gz1_file_t zipfile );
-int file_read ( PGZ1 gz1, char *buf, unsigned size );
-void write_buf ( PGZ1 gz1, int fd, voidp buf, unsigned cnt );
-
-void error( char *msg );
-
-int zip(
-PGZ1 gz1,
-int in,
-int out
-);
-
-ulg flush_block(
-PGZ1 gz1,
-char *buf,
-ulg stored_len,
-int eof
-);
-
-void copy_block(
-PGZ1 gz1,
-char *buf,
-unsigned len,
-int header
-);
-
-int ct_tally(
-PGZ1 gz1,
-int dist,
-int lc
-);
-
-void send_bits(
-PGZ1 gz1,
-int value,
-int length
-);
-
-void send_tree(
-PGZ1 gz1,
-ct_data *tree,
-int max_code
-);
-
-void send_all_trees(
-PGZ1 gz1,
-int lcodes,
-int dcodes,
-int blcodes
-);
-
-void ct_init(
-PGZ1 gz1,
-ush *attr,
-int *methodp
-);
-
-void lm_init(
-PGZ1 gz1,
-int pack_level,
-ush *flags
-);
-
-void build_tree(
-PGZ1 gz1,
-tree_desc *desc
-);
-
-void compress_block(
-PGZ1 gz1,
-ct_data *ltree,
-ct_data *dtree
-);
-
-void gen_bitlen(
-PGZ1 gz1,
-tree_desc *desc
-);
-
-void pqdownheap(
-PGZ1 gz1,
-ct_data *tree,
-int k
-);
-
-int huft_build(
-PGZ1 gz1,
-unsigned *b,
-unsigned n,
-unsigned s,
-ush *d,
-ush *e,
-struct huft **t,
-int *m
-);
-
-ulg updcrc(
-PGZ1 gz1,
-uch *s,
-unsigned n
-);
-
-int inflate_codes(
-PGZ1 gz1,
-struct huft *tl,
-struct huft *td,
-int bl,
-int bd
-);
-
-void gen_codes(
-PGZ1 gz1,
-ct_data *tree,
-int max_code
-);
-
-void scan_tree(
-PGZ1 gz1,
-ct_data *tree,
-int max_code
-);
-
-unsigned bi_reverse(
-PGZ1 gz1,
-unsigned code,
-int len
-);
-
-int huft_free(
-PGZ1 gz1,
-struct huft *t
-);
-
-PGZ1 gz1_init()
-{
- PGZ1 gz1=0;
-
- gz1 = (PGZ1) malloc( gz1_size );
-
- if ( !gz1 )
- {
- return 0;
- }
-
- memset( gz1, 0, gz1_size );
-
- ALLOC(uch, gz1->inbuf, INBUFSIZ +INBUF_EXTRA);
-
- if ( !gz1->inbuf )
- {
- free( gz1 );
- return 0;
- }
-
- ALLOC(uch, gz1->outbuf, OUTBUFSIZ+OUTBUF_EXTRA);
-
- if ( !gz1->outbuf )
- {
- FREE( gz1->inbuf );
- free( gz1 );
- return 0;
- }
-
- ALLOC(ush, gz1->d_buf, DIST_BUFSIZE);
-
- if ( !gz1->d_buf )
- {
- FREE( gz1->outbuf );
- FREE( gz1->inbuf );
- free( gz1 );
- return 0;
- }
-
- ALLOC(uch, gz1->window, 2L*WSIZE);
-
- if ( !gz1->window )
- {
- FREE( gz1->d_buf );
- FREE( gz1->outbuf );
- FREE( gz1->inbuf );
- free( gz1 );
- return 0;
- }
-
- #ifndef MAXSEG_64K
-
- #else
-
- ALLOC(ush, gz1->prev2, 1L<<(BITS-1) );
-
- if ( !gz1->prev2 )
- {
- FREE( gz1->window );
- FREE( gz1->d_buf );
- FREE( gz1->outbuf );
- FREE( gz1->inbuf );
- free( gz1 );
- return 0;
- }
-
- ALLOC(ush, gz1->tab_prefix1, 1L<<(BITS-1) );
-
- if ( !gz1->tab_prefix1 )
- {
- FREE( gz1->prev2 );
- FREE( gz1->window );
- FREE( gz1->d_buf );
- FREE( gz1->outbuf );
- FREE( gz1->inbuf );
- free( gz1 );
- return 0;
- }
-
- #endif
-
- gz1->method = DEFLATED;
- gz1->level = 6;
- gz1->no_time = -1;
- gz1->no_name = -1;
- gz1->exit_code = OK;
- gz1->lbits = 9;
- gz1->dbits = 6;
-
- gz1->window_size = (ulg)2*WSIZE;
- gz1->crc = (ulg)0xffffffffL;
-
- gz1->d_desc.dyn_tree = (ct_data *) gz1->dyn_dtree;
- gz1->d_desc.static_tree = (ct_data *) gz1->static_dtree;
- gz1->d_desc.extra_bits = (int *) extra_dbits;
- gz1->d_desc.extra_base = (int ) 0;
- gz1->d_desc.elems = (int ) D_CODES;
- gz1->d_desc.max_length = (int ) MAX_BITS;
- gz1->d_desc.max_code = (int ) 0;
-
- gz1->l_desc.dyn_tree = (ct_data *) gz1->dyn_ltree;
- gz1->l_desc.static_tree = (ct_data *) gz1->static_ltree;
- gz1->l_desc.extra_bits = (int *) extra_lbits;
- gz1->l_desc.extra_base = (int ) LITERALS+1;
- gz1->l_desc.elems = (int ) L_CODES;
- gz1->l_desc.max_length = (int ) MAX_BITS;
- gz1->l_desc.max_code = (int ) 0;
-
- gz1->bl_desc.dyn_tree = (ct_data *) gz1->bl_tree;
- gz1->bl_desc.static_tree = (ct_data *) 0;
- gz1->bl_desc.extra_bits = (int *) extra_blbits;
- gz1->bl_desc.extra_base = (int ) 0;
- gz1->bl_desc.elems = (int ) BL_CODES;
- gz1->bl_desc.max_length = (int ) MAX_BL_BITS;
- gz1->bl_desc.max_code = (int ) 0;
-
- return (PGZ1) gz1;
-
-}
-
-int gz1_cleanup( PGZ1 gz1 )
-{
-
- #ifndef MAXSEG_64K
-
- #else
-
- FREE( gz1->tab_prefix1 );
- FREE( gz1->prev2 );
- #endif
-
- FREE( gz1->window );
- FREE( gz1->d_buf );
- FREE( gz1->outbuf );
- FREE( gz1->inbuf );
-
- free( gz1 );
- gz1 = 0;
-
- return 0;
-}
-
-int (*read_buf)(PGZ1 gz1, char *buf, unsigned size);
-
-void error( char *msg )
-{
- msg = msg;
-}
-
-int (*work)( PGZ1 gz1, int infile, int outfile ) = 0;
-
-#ifdef __BORLANDC__
-#pragma argsused
-#endif
-
-int get_header( PGZ1 gz1, int in )
-{
- uch flags;
- char magic[2];
- ulg stamp;
- unsigned len;
- unsigned part;
-
- if ( gz1->force && gz1->to_stdout )
- {
- magic[0] = (char)try_byte();
- magic[1] = (char)try_byte();
- }
- else
- {
- magic[0] = (char)get_byte();
- magic[1] = (char)get_byte();
- }
-
- gz1->method = -1;
- gz1->header_bytes = 0;
- gz1->last_member = RECORD_IO;
- gz1->part_nb++;
-
- if ( memcmp(magic, GZIP_MAGIC, 2 ) == 0 ||
- memcmp(magic, OLD_GZIP_MAGIC, 2 ) == 0 )
- {
- gz1->method = (int)get_byte();
-
- if ( gz1->method != DEFLATED )
- {
- gz1->exit_code = LZ1_ERROR;
-
- return -1;
- }
-
- return -1;
-
- if ((flags & ENCRYPTED) != 0)
- {
- gz1->exit_code = LZ1_ERROR;
- return -1;
- }
-
- if ((flags & CONTINUATION) != 0)
- {
- gz1->exit_code = LZ1_ERROR;
- if ( gz1->force <= 1) return -1;
- }
-
- if ((flags & RESERVED) != 0)
- {
- gz1->exit_code = LZ1_ERROR;
- if ( gz1->force <= 1)
- return -1;
- }
-
- stamp = (ulg)get_byte();
- stamp |= ((ulg)get_byte()) << 8;
- stamp |= ((ulg)get_byte()) << 16;
- stamp |= ((ulg)get_byte()) << 24;
-
- if ( stamp != 0 && !gz1->no_time )
- {
- gz1->time_stamp = stamp;
- }
-
- (void)get_byte();
- (void)get_byte();
-
- if ((flags & CONTINUATION) != 0)
- {
- part = (unsigned) get_byte();
- part |= ((unsigned) get_byte())<<8;
- }
-
- if ((flags & EXTRA_FIELD) != 0)
- {
- len = (unsigned) get_byte();
- len |= ((unsigned) get_byte())<<8;
-
- while (len--) (void)get_byte();
- }
-
- if ((flags & COMMENT) != 0)
- {
- while (get_char() != 0) ;
- }
-
- if ( gz1->part_nb == 1 )
- {
- gz1->header_bytes = gz1->inptr + 2*sizeof(long);
- }
- }
-
- return gz1->method;
-}
-
-int fill_inbuf( PGZ1 gz1, int eof_ok )
-{
- int len;
- int bytes_to_copy;
-
- gz1->insize = 0;
- errno = 0;
-
- do {
- if ( gz1->input_ismem )
- {
- if ( gz1->input_bytesleft > 0 )
- {
- bytes_to_copy = INBUFSIZ - gz1->insize;
-
- if ( bytes_to_copy > gz1->input_bytesleft )
- {
- bytes_to_copy = gz1->input_bytesleft;
- }
-
- memcpy(
- (char*)gz1->inbuf+gz1->insize,
- gz1->input_ptr,
- bytes_to_copy
- );
-
- gz1->input_ptr += bytes_to_copy;
- gz1->input_bytesleft -= bytes_to_copy;
-
- len = bytes_to_copy;
- }
- else
- {
- len = 0;
- }
- }
- else
- {
- len =
- read(
- gz1->ifd,
- (char*)gz1->inbuf+gz1->insize,
- INBUFSIZ-gz1->insize
- );
- }
-
- if (len == 0 || len == EOF) break;
-
- gz1->insize += len;
-
- } while( gz1->insize < INBUFSIZ );
-
- if ( gz1->insize == 0 )
- {
- if( eof_ok ) return EOF;
- read_error( gz1 );
- }
-
- gz1->bytes_in += (ulg) gz1->insize;
- gz1->inptr = 1;
-
- return gz1->inbuf[0];
-}
-
-ulg updcrc(
-PGZ1 gz1,
-uch *s,
-unsigned n
-)
-{
- register ulg c;
-
- if ( s == NULL )
- {
- c = 0xffffffffL;
- }
- else
- {
- c = gz1->crc;
-
- if ( n )
- {
- do{
- c = crc_32_tab[((int)c ^ (*s++)) & 0xff] ^ (c >> 8);
-
- } while( --n );
- }
- }
-
- gz1->crc = c;
-
- return( c ^ 0xffffffffL );
-}
-
-void read_error( PGZ1 gz1 )
-{
- gz1->abortflag = 1;
-}
-
-void mod_gzip_strlwr( char *s )
-{
- char *p1=s;
-
- if ( s == 0 ) return;
-
- while ( *p1 != 0 )
- {
- if ( *p1 > 96 ) *p1 = *p1 - 32;
- p1++;
- }
-}
-
-#ifdef __BORLANDC__
-#pragma argsused
-#endif
-
-char *gz1_basename( PGZ1 gz1, char *fname )
-{
- char *p;
- if ((p = strrchr(fname, PATH_SEP)) != NULL) fname = p+1;
- #ifdef PATH_SEP2
- if ((p = strrchr(fname, PATH_SEP2)) != NULL) fname = p+1;
- #endif
- #ifdef PATH_SEP3
- if ((p = strrchr(fname, PATH_SEP3)) != NULL) fname = p+1;
- #endif
- #ifdef SUFFIX_SEP
- if ((p = strrchr(fname, SUFFIX_SEP)) != NULL) *p = '\0';
- #endif
- if (casemap('A') == 'a') mod_gzip_strlwr(fname);
- return fname;
-}
-
-void write_buf( PGZ1 gz1, int fd, voidp buf, unsigned cnt )
-{
- unsigned n;
-
- if ( gz1->output_ismem )
- {
- if ( ( gz1->bytes_out + cnt ) < gz1->output_maxlen )
- {
- memcpy( gz1->output_ptr, buf, cnt );
- gz1->output_ptr += cnt;
- }
- else
- {
- write_error( gz1 );
- }
- }
- else
- {
- while ((n = write(fd, buf, cnt)) != cnt)
- {
- if (n == (unsigned)(-1))
- {
- write_error( gz1 );
- }
- cnt -= n;
- buf = (voidp)((char*)buf+n);
- }
- }
-}
-
-void write_error( PGZ1 gz1 )
-{
- gz1->abortflag = 1;
-}
-
-#ifdef __TURBOC__
-#ifndef BC55
-
-static ush ptr_offset = 0;
-
-void * fcalloc(
-unsigned items,
-unsigned size
-)
-{
- void * buf = farmalloc((ulg)items*size + 16L);
-
- if (buf == NULL) return NULL;
-
- if (ptr_offset == 0)
- {
- ptr_offset = (ush)((uch*)buf-0);
- }
- else if (ptr_offset != (ush)((uch*)buf-0))
- {
- error("inconsistent ptr_offset");
- }
-
- *((ush*)&buf+1) += (ptr_offset + 15) >> 4;
- *(ush*)&buf = 0;
-
- return buf;
-}
-
-void fcfree( void *ptr )
-{
- *((ush*)&ptr+1) -= (ptr_offset + 15) >> 4;
- *(ush*)&ptr = ptr_offset;
-
- farfree(ptr);
-}
-
-#endif
-#endif
-
-int zip(
-PGZ1 gz1,
-int in,
-int out
-)
-{
- uch flags = 0;
- ush attr = 0;
- ush deflate_flags = 0;
-
- gz1->ifd = in;
- gz1->ofd = out;
- gz1->outcnt = 0;
-
- gz1->method = DEFLATED;
-
- put_byte(GZIP_MAGIC[0]);
- put_byte(GZIP_MAGIC[1]);
- put_byte(DEFLATED);
-
- if ( gz1->save_orig_name )
- {
- flags |= ORIG_NAME;
- }
-
- put_byte(flags);
- put_long(gz1->time_stamp);
-
- gz1->crc = -1;
-
- updcrc( gz1, NULL, 0 );
-
- bi_init( gz1, out );
- ct_init( gz1, &attr, &gz1->method );
- lm_init( gz1, gz1->level, &deflate_flags );
-
- put_byte((uch)deflate_flags);
-
- put_byte(OS_CODE);
-
- if ( gz1->save_orig_name )
- {
- char *p = gz1_basename( gz1, gz1->ifname );
-
- do {
- put_char(*p);
-
- } while (*p++);
- }
-
- gz1->header_bytes = (long)gz1->outcnt;
-
- (void) gz1_deflate( gz1 );
-
- put_long( gz1->crc );
- put_long( gz1->bytes_in );
-
- gz1->header_bytes += 2*sizeof(long);
-
- flush_outbuf( gz1 );
-
- return OK;
-}
-
-ulg gz1_deflate( PGZ1 gz1 )
-{
- unsigned hash_head;
- unsigned prev_match;
- int flush;
- int match_available = 0;
- register unsigned match_length = MIN_MATCH-1;
-#ifdef DEBUG
- long isize;
-#endif
-
- if (gz1->compr_level <= 3)
- {
- return gz1_deflate_fast(gz1);
- }
-
- while (gz1->lookahead != 0)
- {
- gz1->ins_h =
- (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[gz1->strstart+MIN_MATCH-1])) & HASH_MASK;
-
- prev[ gz1->strstart & WMASK ] = hash_head = head[ gz1->ins_h ];
-
- head[ gz1->ins_h ] = gz1->strstart;
-
- gz1->prev_length = match_length, prev_match = gz1->match_start;
- match_length = MIN_MATCH-1;
-
- if (hash_head != NIL && gz1->prev_length < gz1->max_lazy_match &&
- gz1->strstart - hash_head <= MAX_DIST) {
-
- match_length = longest_match( gz1, hash_head );
-
- if (match_length > gz1->lookahead) match_length = gz1->lookahead;
-
- if (match_length == MIN_MATCH && gz1->strstart-gz1->match_start > TOO_FAR){
-
- match_length--;
- }
- }
-
- if (gz1->prev_length >= MIN_MATCH && match_length <= gz1->prev_length) {
-
- flush = ct_tally(gz1,gz1->strstart-1-prev_match, gz1->prev_length - MIN_MATCH);
-
- gz1->lookahead -= ( gz1->prev_length - 1 );
- gz1->prev_length -= 2;
-
- do {
- gz1->strstart++;
-
- gz1->ins_h =
- (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[ gz1->strstart + MIN_MATCH-1])) & HASH_MASK;
-
- prev[ gz1->strstart & WMASK ] = hash_head = head[gz1->ins_h];
-
- head[ gz1->ins_h ] = gz1->strstart;
-
- } while (--gz1->prev_length != 0);
- match_available = 0;
- match_length = MIN_MATCH-1;
- gz1->strstart++;
- if (flush) FLUSH_BLOCK(0), gz1->block_start = gz1->strstart;
-
- } else if (match_available) {
-
- if (ct_tally( gz1, 0, gz1->window[gz1->strstart-1] )) {
- FLUSH_BLOCK(0), gz1->block_start = gz1->strstart;
- }
- gz1->strstart++;
- gz1->lookahead--;
- } else {
-
- match_available = 1;
- gz1->strstart++;
- gz1->lookahead--;
- }
-
- while (gz1->lookahead < MIN_LOOKAHEAD && !gz1->eofile) fill_window(gz1);
- }
- if (match_available) ct_tally( gz1, 0, gz1->window[gz1->strstart-1] );
-
- return FLUSH_BLOCK(1);
-
- return 0;
-}
-
-void flush_outbuf( PGZ1 gz1 )
-{
- if ( gz1->outcnt == 0 )
- {
- return;
- }
-
- write_buf( gz1, gz1->ofd, (char *)gz1->outbuf, gz1->outcnt );
-
- gz1->bytes_out += (ulg)gz1->outcnt;
- gz1->outcnt = 0;
-}
-
-void lm_init(
-PGZ1 gz1,
-int pack_level,
-ush *flags
-)
-{
- register unsigned j;
-
- if ( pack_level < 1 || pack_level > 9 )
- {
- error("bad pack level");
- }
-
- gz1->compr_level = pack_level;
-
- #if defined(MAXSEG_64K) && HASH_BITS == 15
- for (j = 0; j < HASH_SIZE; j++) head[j] = NIL;
- #else
- memset( (char*)head, 0, (HASH_SIZE*sizeof(*head)) );
- #endif
-
- gz1->max_lazy_match = configuration_table[pack_level].max_lazy;
- gz1->good_match = configuration_table[pack_level].good_length;
- #ifndef FULL_SEARCH
- gz1->nice_match = configuration_table[pack_level].nice_length;
- #endif
- gz1->max_chain_length = configuration_table[pack_level].max_chain;
-
- if ( pack_level == 1 )
- {
- *flags |= FAST;
- }
- else if ( pack_level == 9 )
- {
- *flags |= SLOW;
- }
-
- gz1->strstart = 0;
- gz1->block_start = 0L;
- #ifdef ASMV
- match_init();
- #endif
-
- gz1->lookahead = read_buf(gz1,(char*)gz1->window,
- sizeof(int) <= 2 ? (unsigned)WSIZE : 2*WSIZE);
-
- if (gz1->lookahead == 0 || gz1->lookahead == (unsigned)EOF)
- {
- gz1->eofile = 1, gz1->lookahead = 0;
- return;
- }
-
- gz1->eofile = 0;
-
- while (gz1->lookahead < MIN_LOOKAHEAD && !gz1->eofile)
- {
- fill_window(gz1);
- }
-
- gz1->ins_h = 0;
-
- for ( j=0; j<MIN_MATCH-1; j++ )
- {
- gz1->ins_h =
- (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[j])) & HASH_MASK;
- }
-}
-
-void fill_window( PGZ1 gz1 )
-{
- register unsigned n, m;
-
- unsigned more =
- (unsigned)( gz1->window_size - (ulg)gz1->lookahead - (ulg)gz1->strstart );
-
- if ( more == (unsigned)EOF)
- {
- more--;
- }
- else if ( gz1->strstart >= WSIZE+MAX_DIST )
- {
- memcpy((char*)gz1->window, (char*)gz1->window+WSIZE, (unsigned)WSIZE);
-
- gz1->match_start -= WSIZE;
- gz1->strstart -= WSIZE;
-
- gz1->block_start -= (long) WSIZE;
-
- for ( n = 0; n < HASH_SIZE; n++ )
- {
- m = head[n];
- head[n] = (ush)(m >= WSIZE ? m-WSIZE : NIL);
- }
-
- for ( n = 0; n < WSIZE; n++ )
- {
- m = prev[n];
-
- prev[n] = (ush)(m >= WSIZE ? m-WSIZE : NIL);
- }
-
- more += WSIZE;
- }
-
- if ( !gz1->eofile )
- {
- n = read_buf(gz1,(char*)gz1->window+gz1->strstart+gz1->lookahead, more);
-
- if ( n == 0 || n == (unsigned)EOF )
- {
- gz1->eofile = 1;
- }
- else
- {
- gz1->lookahead += n;
- }
- }
-}
-
-ulg gz1_deflate_fast( PGZ1 gz1 )
-{
- unsigned hash_head;
- int flush;
- unsigned match_length = 0;
-
- gz1->prev_length = MIN_MATCH-1;
-
- while (gz1->lookahead != 0)
- {
- gz1->ins_h =
- (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[ gz1->strstart + MIN_MATCH-1])) & HASH_MASK;
-
- prev[ gz1->strstart & WMASK ] = hash_head = head[ gz1->ins_h ];
-
- head[ gz1->ins_h ] = gz1->strstart;
-
- if (hash_head != NIL && gz1->strstart - hash_head <= MAX_DIST) {
-
- match_length = longest_match( gz1, hash_head );
-
- if (match_length > gz1->lookahead) match_length = gz1->lookahead;
- }
- if (match_length >= MIN_MATCH) {
-
- flush = ct_tally(gz1,gz1->strstart-gz1->match_start, match_length - MIN_MATCH);
-
- gz1->lookahead -= match_length;
-
- if (match_length <= gz1->max_lazy_match )
- {
- match_length--;
-
- do {
- gz1->strstart++;
-
- gz1->ins_h =
- (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[ gz1->strstart + MIN_MATCH-1])) & HASH_MASK;
-
- prev[ gz1->strstart & WMASK ] = hash_head = head[ gz1->ins_h ];
-
- head[ gz1->ins_h ] = gz1->strstart;
-
- } while (--match_length != 0);
- gz1->strstart++;
- } else {
- gz1->strstart += match_length;
- match_length = 0;
- gz1->ins_h = gz1->window[gz1->strstart];
-
- gz1->ins_h =
- (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[gz1->strstart+1])) & HASH_MASK;
-
-#if MIN_MATCH != 3
- Call UPDATE_HASH() MIN_MATCH-3 more times
-#endif
- }
- } else {
-
- flush = ct_tally(gz1, 0, gz1->window[gz1->strstart]);
- gz1->lookahead--;
- gz1->strstart++;
- }
- if (flush) FLUSH_BLOCK(0), gz1->block_start = gz1->strstart;
-
- while (gz1->lookahead < MIN_LOOKAHEAD && !gz1->eofile) fill_window(gz1);
- }
-
- return FLUSH_BLOCK(1);
-}
-
-void ct_init(
-PGZ1 gz1,
-ush *attr,
-int *methodp
-)
-{
- #ifdef DD1
- int i,ii;
- #endif
-
- int n;
- int bits;
- int length;
- int code;
- int dist;
-
- gz1->file_type = attr;
- gz1->file_method = methodp;
- gz1->compressed_len = gz1->input_len = 0L;
-
- if ( gz1->static_dtree[0].dl.len != 0 )
- {
- return;
- }
-
- length = 0;
-
- for ( code = 0; code < LENGTH_CODES-1; code++ )
- {
- gz1->base_length[code] = length;
-
- for ( n = 0; n < (1<<extra_lbits[code]); n++ )
- {
- gz1->length_code[length++] = (uch)code;
- }
- }
-
- gz1->length_code[length-1] = (uch)code;
-
- dist = 0;
-
- for ( code = 0 ; code < 16; code++ )
- {
- gz1->base_dist[code] = dist;
-
- for ( n = 0; n < (1<<extra_dbits[code]); n++ )
- {
- gz1->dist_code[dist++] = (uch)code;
- }
- }
-
- dist >>= 7;
-
- for ( ; code < D_CODES; code++ )
- {
- gz1->base_dist[code] = dist << 7;
-
- for ( n = 0; n < (1<<(extra_dbits[code]-7)); n++ )
- {
- gz1->dist_code[256 + dist++] = (uch)code;
- }
- }
-
- for ( bits = 0; bits <= MAX_BITS; bits++ )
- {
- gz1->bl_count[bits] = 0;
- }
-
- n = 0;
-
- while (n <= 143) gz1->static_ltree[n++].dl.len = 8, gz1->bl_count[8]++;
- while (n <= 255) gz1->static_ltree[n++].dl.len = 9, gz1->bl_count[9]++;
- while (n <= 279) gz1->static_ltree[n++].dl.len = 7, gz1->bl_count[7]++;
- while (n <= 287) gz1->static_ltree[n++].dl.len = 8, gz1->bl_count[8]++;
-
- gen_codes(gz1,(ct_data *)gz1->static_ltree, L_CODES+1);
-
- for ( n = 0; n < D_CODES; n++ )
- {
- gz1->static_dtree[n].dl.len = 5;
- gz1->static_dtree[n].fc.code = bi_reverse( gz1, n, 5 );
- }
-
- init_block( gz1 );
-}
-
-ulg flush_block(
-PGZ1 gz1,
-char *buf,
-ulg stored_len,
-int eof
-)
-{
- ulg opt_lenb;
- ulg static_lenb;
- int max_blindex;
-
- gz1->flag_buf[gz1->last_flags] = gz1->flags;
-
- if (*gz1->file_type == (ush)UNKNOWN) set_file_type(gz1);
-
- build_tree( gz1, (tree_desc *)(&gz1->l_desc) );
- build_tree( gz1, (tree_desc *)(&gz1->d_desc) );
-
- max_blindex = build_bl_tree( gz1 );
-
- opt_lenb = (gz1->opt_len+3+7)>>3;
- static_lenb = (gz1->static_len+3+7)>>3;
- gz1->input_len += stored_len;
-
- if (static_lenb <= opt_lenb) opt_lenb = static_lenb;
-
-#ifdef FORCE_METHOD
-
- if ( level == 1 && eof && gz1->compressed_len == 0L )
-#else
- if (stored_len <= opt_lenb && eof && gz1->compressed_len == 0L && 0 )
-#endif
- {
- if (buf == (char*)0) error ("block vanished");
-
- copy_block( gz1, buf, (unsigned)stored_len, 0 );
-
- gz1->compressed_len = stored_len << 3;
- *gz1->file_method = STORED;
-
-#ifdef FORCE_METHOD
- } else if (level == 2 && buf != (char*)0) {
-#else
- } else if (stored_len+4 <= opt_lenb && buf != (char*)0) {
-
-#endif
-
- send_bits(gz1,(STORED_BLOCK<<1)+eof, 3);
- gz1->compressed_len = (gz1->compressed_len + 3 + 7) & ~7L;
- gz1->compressed_len += (stored_len + 4) << 3;
-
- copy_block(gz1, buf, (unsigned)stored_len, 1);
-
-#ifdef FORCE_METHOD
- } else if (level == 3) {
-#else
- } else if (static_lenb == opt_lenb) {
-#endif
- send_bits(gz1,(STATIC_TREES<<1)+eof, 3);
-
- compress_block(
- gz1,
- (ct_data *)gz1->static_ltree,
- (ct_data *)gz1->static_dtree
- );
-
- gz1->compressed_len += 3 + gz1->static_len;
- }
- else
- {
- send_bits(gz1,(DYN_TREES<<1)+eof, 3);
-
- send_all_trees(
- gz1,
- gz1->l_desc.max_code+1,
- gz1->d_desc.max_code+1,
- max_blindex+1
- );
-
- compress_block(
- gz1,
- (ct_data *)gz1->dyn_ltree,
- (ct_data *)gz1->dyn_dtree
- );
-
- gz1->compressed_len += 3 + gz1->opt_len;
- }
-
- init_block( gz1 );
-
- if ( eof )
- {
- bi_windup( gz1 );
-
- gz1->compressed_len += 7;
- }
-
- return gz1->compressed_len >> 3;
-}
-
-#ifdef __BORLANDC__
-#pragma argsused
-#endif
-
-unsigned bi_reverse(
-PGZ1 gz1,
-unsigned code,
-int len
-)
-{
- register unsigned res = 0;
-
- do {
- res |= code & 1;
- code >>= 1, res <<= 1;
-
- } while (--len > 0);
-
- return res >> 1;
-}
-
-void set_file_type( PGZ1 gz1 )
-{
- int n = 0;
- unsigned ascii_freq = 0;
- unsigned bin_freq = 0;
-
- while (n < 7) bin_freq += gz1->dyn_ltree[n++].fc.freq;
- while (n < 128) ascii_freq += gz1->dyn_ltree[n++].fc.freq;
- while (n < LITERALS) bin_freq += gz1->dyn_ltree[n++].fc.freq;
-
- *gz1->file_type = bin_freq > (ascii_freq >> 2) ? BINARY : ASCII;
-}
-
-void init_block( PGZ1 gz1 )
-{
- int n;
-
- for (n = 0; n < L_CODES; n++) gz1->dyn_ltree[n].fc.freq = 0;
- for (n = 0; n < D_CODES; n++) gz1->dyn_dtree[n].fc.freq = 0;
- for (n = 0; n < BL_CODES; n++) gz1->bl_tree[n].fc.freq = 0;
-
- gz1->dyn_ltree[END_BLOCK].fc.freq = 1;
-
- gz1->opt_len = 0L;
- gz1->static_len = 0L;
- gz1->last_lit = 0;
- gz1->last_dist = 0;
- gz1->last_flags = 0;
- gz1->flags = 0;
- gz1->flag_bit = 1;
-}
-
-void bi_init( PGZ1 gz1, gz1_file_t zipfile )
-{
- gz1->zfile = zipfile;
- gz1->bi_buf = 0;
- gz1->bi_valid = 0;
-
- if ( gz1->zfile != NO_FILE )
- {
- read_buf = file_read;
- }
-}
-
-int ct_tally(
-PGZ1 gz1,
-int dist,
-int lc
-)
-{
- int dcode;
-
- gz1->inbuf[gz1->last_lit++] = (uch)lc;
-
- if ( dist == 0 )
- {
- gz1->dyn_ltree[lc].fc.freq++;
- }
- else
- {
- dist--;
-
- gz1->dyn_ltree[gz1->length_code[lc]+LITERALS+1].fc.freq++;
- gz1->dyn_dtree[d_code(dist)].fc.freq++;
- gz1->d_buf[gz1->last_dist++] = (ush)dist;
- gz1->flags |= gz1->flag_bit;
- }
-
- gz1->flag_bit <<= 1;
-
- if ( (gz1->last_lit & 7) == 0 )
- {
- gz1->flag_buf[gz1->last_flags++] = gz1->flags;
- gz1->flags = 0, gz1->flag_bit = 1;
- }
-
- if ( gz1->level > 2 && (gz1->last_lit & 0xfff) == 0)
- {
- ulg out_length = (ulg) ( gz1->last_lit * 8L );
- ulg in_length = (ulg) ( gz1->strstart - gz1->block_start );
-
- for ( dcode = 0; dcode < D_CODES; dcode++ )
- {
- out_length += (ulg) ((gz1->dyn_dtree[dcode].fc.freq)*(5L+extra_dbits[dcode]));
- }
-
- out_length >>= 3;
-
- if ( gz1->last_dist < gz1->last_lit/2 && out_length < in_length/2 )
- {
- return 1;
- }
- }
-
- return( gz1->last_lit == LIT_BUFSIZE-1 || gz1->last_dist == DIST_BUFSIZE );
-}
-
-void compress_block(
-PGZ1 gz1,
-ct_data *ltree,
-ct_data *dtree
-)
-{
- unsigned dist;
- int lc;
- unsigned lx = 0;
- unsigned dx = 0;
- unsigned fx = 0;
- uch flag = 0;
- unsigned code;
- int extra;
-
- if (gz1->last_lit != 0) do {
- if ((lx & 7) == 0) flag = gz1->flag_buf[fx++];
- lc = gz1->inbuf[lx++];
- if ((flag & 1) == 0) {
- send_code(lc, ltree);
- } else {
-
- code = gz1->length_code[lc];
- send_code(code+LITERALS+1, ltree);
- extra = extra_lbits[code];
- if (extra != 0) {
- lc -= gz1->base_length[code];
- send_bits(gz1,lc, extra);
- }
- dist = gz1->d_buf[dx++];
-
- code = d_code(dist);
-
- send_code(code, dtree);
- extra = extra_dbits[code];
- if (extra != 0) {
- dist -= gz1->base_dist[code];
- send_bits(gz1,dist, extra);
- }
- }
- flag >>= 1;
- } while (lx < gz1->last_lit);
-
- send_code(END_BLOCK, ltree);
-}
-
-#ifndef ASMV
-
-int longest_match( PGZ1 gz1, unsigned cur_match )
-{
- unsigned chain_length = gz1->max_chain_length;
- register uch *scan = gz1->window + gz1->strstart;
- register uch *match;
- register int len;
- int best_len = gz1->prev_length;
- unsigned limit = gz1->strstart > (unsigned)MAX_DIST ? gz1->strstart - (unsigned)MAX_DIST : NIL;
-
-#if HASH_BITS < 8 || MAX_MATCH != 258
- error: Code too clever
-#endif
-
-#ifdef UNALIGNED_OK
-
- register uch *strend = gz1->window + gz1->strstart + MAX_MATCH - 1;
- register ush scan_start = *(ush*)scan;
- register ush scan_end = *(ush*)(scan+best_len-1);
-#else
- register uch *strend = gz1->window + gz1->strstart + MAX_MATCH;
- register uch scan_end1 = scan[best_len-1];
- register uch scan_end = scan[best_len];
-#endif
-
- if (gz1->prev_length >= gz1->good_match) {
- chain_length >>= 2;
- }
-
- do {
- match = gz1->window + cur_match;
-
-#if (defined(UNALIGNED_OK) && MAX_MATCH == 258)
-
- if (*(ush*)(match+best_len-1) != scan_end ||
- *(ush*)match != scan_start) continue;
-
- scan++, match++;
- do {
- } while (*(ush*)(scan+=2) == *(ush*)(match+=2) &&
- *(ush*)(scan+=2) == *(ush*)(match+=2) &&
- *(ush*)(scan+=2) == *(ush*)(match+=2) &&
- *(ush*)(scan+=2) == *(ush*)(match+=2) &&
- scan < strend);
-
- if (*scan == *match) scan++;
-
- len = (MAX_MATCH - 1) - (int)(strend-scan);
- scan = strend - (MAX_MATCH-1);
-#else
- if (match[best_len] != scan_end ||
- match[best_len-1] != scan_end1 ||
- *match != *scan ||
- *++match != scan[1]) continue;
-
- scan += 2, match++;
-
- do {
- } while (*++scan == *++match && *++scan == *++match &&
- *++scan == *++match && *++scan == *++match &&
- *++scan == *++match && *++scan == *++match &&
- *++scan == *++match && *++scan == *++match &&
- scan < strend);
-
- len = MAX_MATCH - (int)(strend - scan);
- scan = strend - MAX_MATCH;
-#endif
- if (len > best_len) {
- gz1->match_start = cur_match;
- best_len = len;
- if (len >= gz1->nice_match) break;
-#ifdef UNALIGNED_OK
- scan_end = *(ush*)(scan+best_len-1);
-#else
- scan_end1 = scan[best_len-1];
- scan_end = scan[best_len];
-#endif
- }
- } while ((cur_match = prev[cur_match & WMASK]) > limit
- && --chain_length != 0);
-
- return best_len;
-}
-#endif
-
-void send_bits(
-PGZ1 gz1,
-int value,
-int length
-)
-{
- if ( gz1->bi_valid > (int) BUFSIZE - length )
- {
- gz1->bi_buf |= (value << gz1->bi_valid);
-
- put_short(gz1->bi_buf);
-
- gz1->bi_buf = (ush)value >> (BUFSIZE - gz1->bi_valid);
- gz1->bi_valid += length - BUFSIZE;
- }
- else
- {
- gz1->bi_buf |= value << gz1->bi_valid;
- gz1->bi_valid += length;
- }
-}
-
-void build_tree(
-PGZ1 gz1,
-tree_desc *desc
-)
-{
- int elems = desc->elems;
- ct_data *tree = desc->dyn_tree;
- ct_data *stree = desc->static_tree;
-
- int n;
- int m;
- int max_code = -1;
- int node = elems;
- int new1;
-
- gz1->heap_len = 0, gz1->heap_max = HEAP_SIZE;
-
- for (n = 0; n < elems; n++) {
- if (tree[n].fc.freq != 0) {
- gz1->heap[++gz1->heap_len] = max_code = n;
- gz1->depth[n] = 0;
- } else {
- tree[n].dl.len = 0;
- }
- }
-
- while (gz1->heap_len < 2) {
- new1 = gz1->heap[++gz1->heap_len] = (max_code < 2 ? ++max_code : 0);
- tree[new1].fc.freq = 1;
- gz1->depth[new1] = 0;
- gz1->opt_len--; if (stree) gz1->static_len -= stree[new1].dl.len;
- }
- desc->max_code = max_code;
-
- for (n = gz1->heap_len/2; n >= 1; n--) pqdownheap(gz1, tree, n);
-
- do {
- n = gz1->heap[SMALLEST];
- gz1->heap[SMALLEST] = gz1->heap[gz1->heap_len--];
- pqdownheap(gz1, tree, SMALLEST);
- m = gz1->heap[SMALLEST];
- gz1->heap[--gz1->heap_max] = n;
- gz1->heap[--gz1->heap_max] = m;
- tree[node].fc.freq = tree[n].fc.freq + tree[m].fc.freq;
- gz1->depth[node] = (uch) (GZ1_MAX(gz1->depth[n], gz1->depth[m]) + 1);
- tree[n].dl.dad = tree[m].dl.dad = (ush)node;
- gz1->heap[SMALLEST] = node++;
- pqdownheap(gz1, tree, SMALLEST);
-
- } while (gz1->heap_len >= 2);
-
- gz1->heap[--gz1->heap_max] = gz1->heap[SMALLEST];
-
- gen_bitlen(gz1,(tree_desc *)desc);
-
- gen_codes(gz1,(ct_data *)tree, max_code);
-}
-
-int build_bl_tree( PGZ1 gz1 )
-{
- int max_blindex;
-
- scan_tree( gz1, (ct_data *)gz1->dyn_ltree, gz1->l_desc.max_code );
- scan_tree( gz1, (ct_data *)gz1->dyn_dtree, gz1->d_desc.max_code );
-
- build_tree( gz1, (tree_desc *)(&gz1->bl_desc) );
-
- for ( max_blindex = BL_CODES-1; max_blindex >= 3; max_blindex-- )
- {
- if (gz1->bl_tree[bl_order[max_blindex]].dl.len != 0) break;
- }
-
- gz1->opt_len += 3*(max_blindex+1) + 5+5+4;
-
- return max_blindex;
-}
-
-void gen_codes(
-PGZ1 gz1,
-ct_data *tree,
-int max_code
-)
-{
- ush next_code[MAX_BITS+1];
- ush code = 0;
- int bits;
- int n;
-
- for ( bits = 1; bits <= MAX_BITS; bits++ )
- {
- next_code[bits] = code = (code + gz1->bl_count[bits-1]) << 1;
- }
-
- for ( n = 0; n <= max_code; n++ )
- {
- int len = tree[n].dl.len;
- if (len == 0) continue;
-
- tree[n].fc.code = bi_reverse( gz1, next_code[len]++, len );
- }
-
- return;
-}
-
-void gen_bitlen(
-PGZ1 gz1,
-tree_desc *desc
-)
-{
- ct_data *tree = desc->dyn_tree;
- int *extra = desc->extra_bits;
- int base = desc->extra_base;
- int max_code = desc->max_code;
- int max_length = desc->max_length;
- ct_data *stree = desc->static_tree;
- int h;
- int n, m;
- int bits;
- int xbits;
- ush f;
- int overflow = 0;
-
- for (bits = 0; bits <= MAX_BITS; bits++) gz1->bl_count[bits] = 0;
-
- tree[gz1->heap[gz1->heap_max]].dl.len = 0;
-
- for (h = gz1->heap_max+1; h < HEAP_SIZE; h++) {
- n = gz1->heap[h];
- bits = tree[tree[n].dl.dad].dl.len + 1;
- if (bits > max_length) bits = max_length, overflow++;
- tree[n].dl.len = (ush)bits;
-
- if (n > max_code) continue;
-
- gz1->bl_count[bits]++;
- xbits = 0;
- if (n >= base) xbits = extra[n-base];
- f = tree[n].fc.freq;
- gz1->opt_len += (ulg)f * (bits + xbits);
- if (stree) gz1->static_len += (ulg)f * (stree[n].dl.len + xbits);
- }
- if (overflow == 0) return;
-
- do {
- bits = max_length-1;
- while (gz1->bl_count[bits] == 0) bits--;
- gz1->bl_count[bits]--;
- gz1->bl_count[bits+1] += 2;
- gz1->bl_count[max_length]--;
-
- overflow -= 2;
- } while (overflow > 0);
-
- for (bits = max_length; bits != 0; bits--) {
- n = gz1->bl_count[bits];
- while (n != 0) {
- m = gz1->heap[--h];
- if (m > max_code) continue;
- if (tree[m].dl.len != (unsigned) bits) {
- gz1->opt_len += ((long)bits-(long)tree[m].dl.len)*(long)tree[m].fc.freq;
- tree[m].dl.len = (ush)bits;
- }
- n--;
- }
- }
-}
-
-void copy_block(
-PGZ1 gz1,
-char *buf,
-unsigned len,
-int header
-)
-{
- #ifdef CRYPT
- int t;
- #endif
-
- bi_windup( gz1 );
-
- if ( header )
- {
- put_short((ush)len);
- put_short((ush)~len);
- }
-
- while( len-- )
- {
- #ifdef CRYPT
- if (key) zencode(*buf, t);
- #endif
-
- put_byte(*buf++);
- }
-}
-
-int file_read( PGZ1 gz1, char *buf, unsigned size )
-{
- unsigned len = 0;
- unsigned bytes_to_copy = 0;
-
- if ( gz1->input_ismem )
- {
- if ( gz1->input_bytesleft > 0 )
- {
- bytes_to_copy = size;
-
- if ( bytes_to_copy > (unsigned) gz1->input_bytesleft )
- {
- bytes_to_copy = (unsigned) gz1->input_bytesleft;
- }
-
- memcpy( buf, gz1->input_ptr, bytes_to_copy );
-
- gz1->input_ptr += bytes_to_copy;
- gz1->input_bytesleft -= bytes_to_copy;
-
- len = bytes_to_copy;
- }
- else
- {
- len = 0;
- }
- }
- else
- {
- len = read( gz1->ifd, buf, size );
- }
-
- if ( len == (unsigned)(-1) || len == 0 )
- {
- gz1->crc = gz1->crc ^ 0xffffffffL;
- return (int)len;
- }
-
- updcrc( gz1, (uch*)buf, len );
- gz1->bytes_in += (ulg)len;
-
- return (int)len;
-}
-
-void bi_windup( PGZ1 gz1 )
-{
- if ( gz1->bi_valid > 8 )
- {
- put_short(gz1->bi_buf);
- }
- else if ( gz1->bi_valid > 0 )
- {
- put_byte(gz1->bi_buf);
- }
-
- gz1->bi_buf = 0;
- gz1->bi_valid = 0;
-}
-
-void send_all_trees(
-PGZ1 gz1,
-int lcodes,
-int dcodes,
-int blcodes
-)
-{
- int rank;
-
- send_bits(gz1,lcodes-257, 5);
- send_bits(gz1,dcodes-1, 5);
- send_bits(gz1,blcodes-4, 4);
-
- for ( rank = 0; rank < blcodes; rank++ )
- {
- send_bits(gz1,gz1->bl_tree[bl_order[rank]].dl.len, 3 );
- }
-
- send_tree(gz1,(ct_data *)gz1->dyn_ltree, lcodes-1);
- send_tree(gz1,(ct_data *)gz1->dyn_dtree, dcodes-1);
-}
-
-void send_tree(
-PGZ1 gz1,
-ct_data *tree,
-int max_code
-)
-{
- int n;
- int prevlen = -1;
- int curlen;
- int nextlen = tree[0].dl.len;
- int count = 0;
- int max_count = 7;
- int min_count = 4;
-
- if (nextlen == 0) max_count = 138, min_count = 3;
-
- for ( n = 0; n <= max_code; n++ )
- {
- curlen = nextlen;
- nextlen = tree[n+1].dl.len;
-
- if (++count < max_count && curlen == nextlen)
- {
- continue;
- }
- else if (count < min_count)
- {
- do { send_code(curlen, gz1->bl_tree); } while (--count != 0);
- }
- else if (curlen != 0)
- {
- if ( curlen != prevlen )
- {
- send_code(curlen, gz1->bl_tree); count--;
- }
-
- send_code( REP_3_6, gz1->bl_tree ); send_bits(gz1,count-3, 2);
- }
- else if (count <= 10)
- {
- send_code(REPZ_3_10, gz1->bl_tree); send_bits(gz1,count-3, 3);
- }
- else
- {
- send_code(REPZ_11_138, gz1->bl_tree); send_bits(gz1,count-11, 7);
- }
-
- count = 0;
- prevlen = curlen;
-
- if (nextlen == 0)
- {
- max_count = 138, min_count = 3;
- }
- else if (curlen == nextlen)
- {
- max_count = 6, min_count = 3;
- }
- else
- {
- max_count = 7, min_count = 4;
- }
- }
-}
-
-void scan_tree(
-PGZ1 gz1,
-ct_data *tree,
-int max_code
-)
-{
- int n;
- int prevlen = -1;
- int curlen;
- int nextlen = tree[0].dl.len;
- int count = 0;
- int max_count = 7;
- int min_count = 4;
-
- if (nextlen == 0) max_count = 138, min_count = 3;
-
- tree[max_code+1].dl.len = (ush)0xffff;
-
- for ( n = 0; n <= max_code; n++ )
- {
- curlen = nextlen;
- nextlen = tree[n+1].dl.len;
-
- if ( ++count < max_count && curlen == nextlen )
- {
- continue;
- }
- else if ( count < min_count )
- {
- gz1->bl_tree[curlen].fc.freq += count;
- }
- else if ( curlen != 0 )
- {
- if ( curlen != prevlen ) gz1->bl_tree[curlen].fc.freq++;
- gz1->bl_tree[REP_3_6].fc.freq++;
- }
- else if ( count <= 10 )
- {
- gz1->bl_tree[REPZ_3_10].fc.freq++;
- }
- else
- {
- gz1->bl_tree[REPZ_11_138].fc.freq++;
- }
-
- count = 0;
- prevlen = curlen;
-
- if ( nextlen == 0 )
- {
- max_count = 138;
- min_count = 3;
- }
- else if (curlen == nextlen)
- {
- max_count = 6;
- min_count = 3;
- }
- else
- {
- max_count = 7;
- min_count = 4;
- }
- }
-}
-
-void pqdownheap(
-PGZ1 gz1,
-ct_data *tree,
-int k
-)
-{
- int v = gz1->heap[k];
- int j = k << 1;
-
- while( j <= gz1->heap_len )
- {
- if (j < gz1->heap_len && smaller(tree, gz1->heap[j+1], gz1->heap[j])) j++;
-
- if (smaller(tree, v, gz1->heap[j])) break;
-
- gz1->heap[k] = gz1->heap[j]; k = j;
-
- j <<= 1;
- }
-
- gz1->heap[k] = v;
-}
-
-#define GZS_ZIP1 1
-#define GZS_ZIP2 2
-#define GZS_DEFLATE1 3
-#define GZS_DEFLATE2 4
-
-int gzs_fsp ( PGZ1 gz1 );
-int gzs_zip1 ( PGZ1 gz1 );
-int gzs_zip2 ( PGZ1 gz1 );
-int gzs_deflate1( PGZ1 gz1 );
-int gzs_deflate2( PGZ1 gz1 );
-
-int gzp_main( request_rec *r, GZP_CONTROL *gzp )
-{
- char cn[]="gzp_main()";
-
- PGZ1 gz1 = 0;
- int rc = 0;
- int final_exit_code = 0;
- int ofile_flags = O_RDWR | O_CREAT | O_TRUNC | O_BINARY;
-
- gzp->result_code = 0;
- gzp->bytes_out = 0;
-
- gz1 = (PGZ1) gz1_init();
-
- if ( gz1 == 0 )
- {
- return 0;
- }
-
- gz1->decompress = gzp->decompress;
-
- mod_gzip_strcpy( gz1->ifname, gzp->input_filename );
- mod_gzip_strcpy( gz1->ofname, gzp->output_filename );
-
- gz1->input_ismem = gzp->input_ismem;
- gz1->input_ptr = gzp->input_ismem_ibuf + gzp->input_offset;
- gz1->input_bytesleft = gzp->input_ismem_ibuflen;
-
- gz1->output_ismem = gzp->output_ismem;
- gz1->output_ptr = gzp->output_ismem_obuf;
- gz1->output_maxlen = gzp->output_ismem_obuflen;
-
- if ( gz1->no_time < 0 ) gz1->no_time = gz1->decompress;
- if ( gz1->no_name < 0 ) gz1->no_name = gz1->decompress;
-
- work = zip;
-
- if ( !gz1->input_ismem )
- {
- errno = 0;
-
- rc = stat( gz1->ifname, &gz1->istat );
-
- if ( rc != 0 )
- {
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_DEBUG, r->server,
- "%s: stat(gz1->ifname=%s) FAILED", cn, gz1->ifname );
-
- gz1_cleanup( gz1 );
-
- return 0;
- }
-
- gz1->ifile_size = ( gz1->istat.st_size - gzp->input_offset );
-
- if ( gz1->ifile_size < 0 ) gz1->ifile_size = 0;
-
- gz1->ifd =
- OPEN(
- gz1->ifname,
- gz1->ascii && !gz1->decompress ? O_RDONLY : O_RDONLY | O_BINARY,
- RW_USER
- );
-
- if ( gz1->ifd == -1 )
- {
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_DEBUG, r->server,
- "%s: OPEN(gz1->ifname=%s) FAILED", cn, gz1->ifname );
-
- gz1_cleanup( gz1 );
-
- return 0;
- }
-
- if ( gzp->input_offset > 0 )
- {
- SEEKFORWARD( gz1->ifd, gzp->input_offset );
- }
- }
-
- if ( !gz1->output_ismem )
- {
- if ( gz1->ascii && gz1->decompress )
- {
- ofile_flags &= ~O_BINARY;
- }
-
- gz1->ofd = OPEN( gz1->ofname, ofile_flags, RW_USER );
-
- if ( gz1->ofd == -1 )
- {
- ap_log_error( "",0,APLOG_NOERRNO|APLOG_DEBUG, r->server,
- "%s: OPEN(gz1->ofname=%s) FAILED", cn, gz1->ofname );
-
- if ( gz1->ifd )
- {
- close( gz1->ifd );
- gz1->ifd = 0;
- }
-
- gz1_cleanup( gz1 );
-
- return 0;
- }
- }
-
- gz1->outcnt = 0;
- gz1->insize = 0;
- gz1->inptr = 0;
- gz1->bytes_in = 0L;
- gz1->bytes_out = 0L;
- gz1->part_nb = 0;
-
- if ( gz1->decompress )
- {
- gz1->method = get_header( gz1, gz1->ifd );
-
- if ( gz1->method < 0 )
- {
- if ( gz1->ifd )
- {
- close( gz1->ifd );
- gz1->ifd = 0;
- }
-
- if ( gz1->ofd )
- {
- close( gz1->ofd );
- gz1->ofd = 0;
- }
-
- return 0;
- }
- }
-
- gz1->save_orig_name = 0;
-
- gz1->state = GZS_ZIP1;
-
- for (;;)
- {
- gzs_fsp( gz1 );
-
- if ( gz1->done == 1 ) break;
- }
-
- if ( gz1->ifd )
- {
- close( gz1->ifd );
- gz1->ifd = 0;
- }
-
- if ( gz1->ofd )
- {
- close( gz1->ofd );
- gz1->ofd = 0;
- }
-
- gzp->result_code = gz1->exit_code;
- gzp->bytes_out = gz1->bytes_out;
-
- final_exit_code = (int) gz1->exit_code;
-
- gz1_cleanup( gz1 );
-
- return final_exit_code;
-}
-
-int gzs_fsp( PGZ1 gz1 )
-{
- int rc=0;
-
- switch( gz1->state )
- {
- case GZS_ZIP1:
-
- rc = gzs_zip1( gz1 );
-
- break;
-
- case GZS_ZIP2:
-
- rc = gzs_zip2( gz1 );
-
- break;
-
- case GZS_DEFLATE1:
-
- rc = gzs_deflate1( gz1 );
-
- break;
-
- case GZS_DEFLATE2:
-
- rc = gzs_deflate2( gz1 );
-
- break;
-
- default:
-
- gz1->done = 1;
-
- break;
- }
-
- return( rc );
-}
-
-int gzs_zip1( PGZ1 gz1 )
-{
- uch flags = 0;
-
- #ifdef FUTURE_USE
- ush attr = 0;
- ush deflate_flags = 0;
- #endif
-
- gz1->outcnt = 0;
-
- gz1->method = DEFLATED;
-
- put_byte(GZIP_MAGIC[0]);
- put_byte(GZIP_MAGIC[1]);
- put_byte(DEFLATED);
-
- if ( gz1->save_orig_name )
- {
- flags |= ORIG_NAME;
- }
-
- put_byte(flags);
- put_long(gz1->time_stamp);
-
- gz1->crc = -1;
-
- updcrc( gz1, NULL, 0 );
-
- gz1->state = GZS_ZIP2;
-
- return 0;
-}
-
-int gzs_zip2( PGZ1 gz1 )
-{
- #ifdef FUTURE_USE
- uch flags = 0;
- #endif
-
- ush attr = 0;
- ush deflate_flags = 0;
-
- bi_init( gz1, gz1->ofd );
- ct_init( gz1, &attr, &gz1->method );
- lm_init( gz1, gz1->level, &deflate_flags );
- put_byte((uch)deflate_flags);
-
- put_byte(OS_CODE);
-
- if ( gz1->save_orig_name )
- {
- char *p = gz1_basename( gz1, gz1->ifname );
-
- do {
- put_char(*p);
-
- } while (*p++);
- }
-
- gz1->header_bytes = (long)gz1->outcnt;
-
- gz1->state = GZS_DEFLATE1;
-
- return 0;
-}
-
-int gzs_deflate1( PGZ1 gz1 )
-{
- if ( !gz1->deflate1_initialized )
- {
- gz1->deflate1_match_available = 0;
- gz1->deflate1_match_length = MIN_MATCH-1;
- gz1->deflate1_initialized = 1;
- }
-
- if ( gz1->compr_level <= 3 )
- {
- gz1->done = 1;
-
- return 0;
- }
-
- if ( gz1->lookahead == 0 )
- {
- if ( gz1->deflate1_match_available )
- {
- ct_tally( gz1, 0, gz1->window[gz1->strstart-1] );
- }
-
- gz1->state = GZS_DEFLATE2;
-
- return (int) FLUSH_BLOCK(1);
- }
-
- #ifdef STAY_HERE_FOR_A_CERTAIN_AMOUNT_OF_ITERATIONS
-
- while( iterations < max_iterations_per_yield )
- {
- #endif
-
- gz1->ins_h =
- (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[gz1->strstart+MIN_MATCH-1])) & HASH_MASK;
-
- prev[ gz1->strstart & WMASK ] = gz1->deflate1_hash_head = head[ gz1->ins_h ];
-
- head[ gz1->ins_h ] = gz1->strstart;
-
- gz1->prev_length = gz1->deflate1_match_length, gz1->deflate1_prev_match = gz1->match_start;
- gz1->deflate1_match_length = MIN_MATCH-1;
-
- if ( gz1->deflate1_hash_head != NIL && gz1->prev_length < gz1->max_lazy_match &&
- gz1->strstart - gz1->deflate1_hash_head <= MAX_DIST)
- {
- gz1->deflate1_match_length = longest_match( gz1, gz1->deflate1_hash_head );
-
- if ( gz1->deflate1_match_length > gz1->lookahead )
- {
- gz1->deflate1_match_length = gz1->lookahead;
- }
-
- if (gz1->deflate1_match_length == MIN_MATCH && gz1->strstart-gz1->match_start > TOO_FAR)
- {
- gz1->deflate1_match_length--;
- }
- }
-
- if ( gz1->prev_length >= MIN_MATCH && gz1->deflate1_match_length <= gz1->prev_length )
- {
- gz1->deflate1_flush =
- ct_tally(gz1,gz1->strstart-1-gz1->deflate1_prev_match, gz1->prev_length - MIN_MATCH);
-
- gz1->lookahead -= ( gz1->prev_length - 1 );
- gz1->prev_length -= 2;
-
- do {
- gz1->strstart++;
-
- gz1->ins_h =
- (((gz1->ins_h)<<H_SHIFT) ^ (gz1->window[ gz1->strstart + MIN_MATCH-1])) & HASH_MASK;
-
- prev[ gz1->strstart & WMASK ] = gz1->deflate1_hash_head = head[gz1->ins_h];
-
- head[ gz1->ins_h ] = gz1->strstart;
-
- } while (--gz1->prev_length != 0);
-
- gz1->deflate1_match_available = 0;
- gz1->deflate1_match_length = MIN_MATCH-1;
-
- gz1->strstart++;
-
- if (gz1->deflate1_flush) FLUSH_BLOCK(0), gz1->block_start = gz1->strstart;
- }
-
- else
- {
- if ( gz1->deflate1_match_available )
- {
- if ( ct_tally( gz1, 0, gz1->window[gz1->strstart-1] ) )
- {
- FLUSH_BLOCK(0), gz1->block_start = gz1->strstart;
- }
-
- gz1->strstart++;
- gz1->lookahead--;
- }
- else
- {
- gz1->deflate1_match_available = 1;
- gz1->strstart++;
- gz1->lookahead--;
- }
-
- while (gz1->lookahead < MIN_LOOKAHEAD && !gz1->eofile )
- {
- fill_window(gz1);
- }
- }
-
- return 0;
-}
-
-int gzs_deflate2( PGZ1 gz1 )
-{
- #if !defined(NO_SIZE_CHECK) && !defined(RECORD_IO)
- if (gz1->ifile_size != -1L && gz1->isize != (ulg)gz1->ifile_size)
- {
- }
- #endif
-
- put_long( gz1->crc );
- put_long( gz1->bytes_in );
-
- gz1->header_bytes += 2*sizeof(long);
-
- flush_outbuf( gz1 );
-
- gz1->done = 1;
-
- return OK;
-}
-
-/*--------------------------------------------------------------------------*/
-/* COMPRESSION_SUPPORT: END */
-/*--------------------------------------------------------------------------*/
-
projects / packages / apache-mod_gzip.git / commitdiff