--- /dev/null
+diff -urN sysvinit-2.78/src/Makefile sysvinit-2.78.blf/src/Makefile
+--- sysvinit-2.78/src/Makefile Tue Jul 11 03:35:24 2000
++++ sysvinit-2.78.blf/src/Makefile Tue Jul 11 03:28:36 2000
+@@ -53,7 +53,7 @@
+ runlevel: runlevel.o
+ $(CC) $(LDFLAGS) -o $@ runlevel.o
+
+-sulogin: sulogin.o md5_broken.o md5_crypt_broken.o
++sulogin: sulogin.o md5_broken.o md5_crypt_broken.o arc4random.o bcrypt.o blowfish.o
+ $(CC) $(LDFLAGS) $(STATIC) -o $@ $^ $(LCRYPT)
+
+ wall: dowall.o wall.o
+diff -urN sysvinit-2.78/src/arc4random.c sysvinit-2.78.blf/src/arc4random.c
+--- sysvinit-2.78/src/arc4random.c Thu Jan 1 01:00:00 1970
++++ sysvinit-2.78.blf/src/arc4random.c Tue Jul 11 03:04:41 2000
+@@ -0,0 +1,174 @@
++/*
++ * Arc4 random number generator for OpenBSD.
++ * Copyright 1996 David Mazieres <dm@lcs.mit.edu>.
++ *
++ * Modification and redistribution in source and binary forms is
++ * permitted provided that due credit is given to the author and the
++ * OpenBSD project (for instance by leaving this copyright notice
++ * intact).
++ */
++
++/*
++ * This code is derived from section 17.1 of Applied Cryptography,
++ * second edition, which describes a stream cipher allegedly
++ * compatible with RSA Labs "RC4" cipher (the actual description of
++ * which is a trade secret). The same algorithm is used as a stream
++ * cipher called "arcfour" in Tatu Ylonen's ssh package.
++ *
++ * Here the stream cipher has been modified always to include the time
++ * when initializing the state. That makes it impossible to
++ * regenerate the same random sequence twice, so this can't be used
++ * for encryption, but will generate good random numbers.
++ *
++ * RC4 is a registered trademark of RSA Laboratories.
++ */
++
++#include <fcntl.h>
++#include <stdlib.h>
++#include <unistd.h>
++#include <sys/types.h>
++#include <sys/time.h>
++
++#ifdef __GNUC__
++#define inline __inline
++#else /* !__GNUC__ */
++#define inline
++#endif /* !__GNUC__ */
++
++struct arc4_stream {
++ u_int8_t i;
++ u_int8_t j;
++ u_int8_t s[256];
++};
++
++int rs_initialized;
++static struct arc4_stream rs;
++
++static inline void
++arc4_init(as)
++ struct arc4_stream *as;
++{
++ int n;
++
++ for (n = 0; n < 256; n++)
++ as->s[n] = n;
++ as->i = 0;
++ as->j = 0;
++}
++
++static inline void
++arc4_addrandom(as, dat, datlen)
++ struct arc4_stream *as;
++ u_char *dat;
++ int datlen;
++{
++ int n;
++ u_int8_t si;
++
++ as->i--;
++ for (n = 0; n < 256; n++) {
++ as->i = (as->i + 1);
++ si = as->s[as->i];
++ as->j = (as->j + si + dat[n % datlen]);
++ as->s[as->i] = as->s[as->j];
++ as->s[as->j] = si;
++ }
++}
++
++static void
++arc4_stir(as)
++ struct arc4_stream *as;
++{
++ int fd;
++ struct {
++ struct timeval tv;
++ u_int8_t rnd[128 - sizeof(struct timeval)];
++ } rdat;
++
++ gettimeofday(&rdat.tv, NULL);
++ fd = open("/dev/random", O_RDONLY);
++ if (fd >= 0) {
++ read(fd, rdat.rnd, sizeof(rdat.rnd));
++ close(fd);
++ }
++ /* fd < 0? Ah, what the heck. We'll just take whatever was on the
++ * stack... */
++
++ arc4_addrandom(as, (void *) &rdat, sizeof(rdat));
++}
++
++static inline u_int8_t
++arc4_getbyte(as)
++ struct arc4_stream *as;
++{
++ u_int8_t si, sj;
++
++ as->i = (as->i + 1);
++ si = as->s[as->i];
++ as->j = (as->j + si);
++ sj = as->s[as->j];
++ as->s[as->i] = sj;
++ as->s[as->j] = si;
++ return (as->s[(si + sj) & 0xff]);
++}
++
++static inline u_int32_t
++arc4_getword(as)
++ struct arc4_stream *as;
++{
++ u_int32_t val;
++ val = arc4_getbyte(as) << 24;
++ val |= arc4_getbyte(as) << 16;
++ val |= arc4_getbyte(as) << 8;
++ val |= arc4_getbyte(as);
++ return val;
++}
++
++void
++arc4random_stir()
++{
++ if (!rs_initialized) {
++ arc4_init(&rs);
++ rs_initialized = 1;
++ }
++ arc4_stir(&rs);
++}
++
++void
++arc4random_addrandom(dat, datlen)
++ u_char *dat;
++ int datlen;
++{
++ if (!rs_initialized)
++ arc4random_stir();
++ arc4_addrandom(&rs, dat, datlen);
++}
++
++u_int32_t
++arc4random()
++{
++ if (!rs_initialized)
++ arc4random_stir();
++ return arc4_getword(&rs);
++}
++
++#if 0
++/*-------- Test code for i386 --------*/
++#include <stdio.h>
++#include <machine/pctr.h>
++int
++main(int argc, char **argv)
++{
++ const int iter = 1000000;
++ int i;
++ pctrval v;
++
++ v = rdtsc();
++ for (i = 0; i < iter; i++)
++ arc4random();
++ v = rdtsc() - v;
++ v /= iter;
++
++ printf("%qd cycles\n", v);
++}
++#endif
+diff -urN sysvinit-2.78/src/bcrypt.c sysvinit-2.78.blf/src/bcrypt.c
+--- sysvinit-2.78/src/bcrypt.c Thu Jan 1 01:00:00 1970
++++ sysvinit-2.78.blf/src/bcrypt.c Tue Jul 11 03:26:26 2000
+@@ -0,0 +1,360 @@
++/*
++ * Copyright 1997 Niels Provos <provos@physnet.uni-hamburg.de>
++ * 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. All advertising materials mentioning features or use of this software
++ * must display the following acknowledgement:
++ * This product includes software developed by Niels Provos.
++ * 4. The name of the author may not be used to endorse or promote products
++ * derived from this software without specific prior written permission.
++ *
++ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 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 AUTHOR 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 password hashing algorithm was designed by David Mazieres
++ * <dm@lcs.mit.edu> and works as follows:
++ *
++ * 1. state := InitState ()
++ * 2. state := ExpandKey (state, salt, password) 3.
++ * REPEAT rounds:
++ * state := ExpandKey (state, 0, salt)
++ * state := ExpandKey(state, 0, password)
++ * 4. ctext := "OrpheanBeholderScryDoubt"
++ * 5. REPEAT 64:
++ * ctext := Encrypt_ECB (state, ctext);
++ * 6. RETURN Concatenate (salt, ctext);
++ *
++ */
++
++#if 0
++#include <stdio.h>
++#endif
++
++#include <stdio.h>
++#include <stdlib.h>
++#include <sys/types.h>
++#include <string.h>
++#include <pwd.h>
++#include "blf.h"
++
++/* This implementation is adaptable to current computing power.
++ * You can have up to 2^31 rounds which should be enough for some
++ * time to come.
++ */
++
++#define BCRYPT_VERSION '2'
++#define BCRYPT_MAXSALT 16 /* Precomputation is just so nice */
++#define BCRYPT_BLOCKS 6 /* Ciphertext blocks */
++#define BCRYPT_MINROUNDS 16 /* we have log2(rounds) in salt */
++
++char *bcrypt_gensalt __P((u_int8_t));
++
++static void encode_salt __P((char *, u_int8_t *, u_int16_t, u_int8_t));
++static void encode_base64 __P((u_int8_t *, u_int8_t *, u_int16_t));
++static void decode_base64 __P((u_int8_t *, u_int16_t, u_int8_t *));
++
++static char encrypted[128];
++static char gsalt[BCRYPT_MAXSALT * 4 / 3 + 1];
++static char error[] = ":";
++
++const static u_int8_t Base64Code[] =
++"./ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
++
++const static u_int8_t index_64[128] =
++{
++ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
++ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
++ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
++ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
++ 255, 255, 255, 255, 255, 255, 0, 1, 54, 55,
++ 56, 57, 58, 59, 60, 61, 62, 63, 255, 255,
++ 255, 255, 255, 255, 255, 2, 3, 4, 5, 6,
++ 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
++ 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27,
++ 255, 255, 255, 255, 255, 255, 28, 29, 30,
++ 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
++ 41, 42, 43, 44, 45, 46, 47, 48, 49, 50,
++ 51, 52, 53, 255, 255, 255, 255, 255
++};
++#define CHAR64(c) ( (c) > 127 ? 255 : index_64[(c)])
++
++#ifdef __STDC__
++static void
++decode_base64(u_int8_t *buffer, u_int16_t len, u_int8_t *data)
++#else
++static void
++decode_base64(buffer, len, data)
++ u_int8_t *buffer;
++ u_int16_t len;
++ u_int8_t *data;
++#endif
++{
++ u_int8_t *bp = buffer;
++ u_int8_t *p = data;
++ u_int8_t c1, c2, c3, c4;
++ while (bp < buffer + len) {
++ c1 = CHAR64(*p);
++ c2 = CHAR64(*(p + 1));
++
++ /* Invalid data */
++ if (c1 == 255 || c2 == 255)
++ break;
++
++ *bp++ = (c1 << 2) | ((c2 & 0x30) >> 4);
++ if (bp >= buffer + len)
++ break;
++
++ c3 = CHAR64(*(p + 2));
++ if (c3 == 255)
++ break;
++
++ *bp++ = ((c2 & 0x0f) << 4) | ((c3 & 0x3c) >> 2);
++ if (bp >= buffer + len)
++ break;
++
++ c4 = CHAR64(*(p + 3));
++ if (c4 == 255)
++ break;
++ *bp++ = ((c3 & 0x03) << 6) | c4;
++
++ p += 4;
++ }
++}
++
++#ifdef __STDC__
++static void
++encode_salt(char *salt, u_int8_t *csalt, u_int16_t clen, u_int8_t logr)
++#else
++static void
++encode_salt(salt, csalt, clen, logr)
++ char *salt;
++ u_int8_t *csalt;
++ u_int16_t clen;
++ u_int8_t logr;
++#endif
++{
++ salt[0] = '$';
++ salt[1] = BCRYPT_VERSION;
++ salt[2] = 'a';
++ salt[3] = '$';
++
++ snprintf(salt + 4, 4, "%2.2u$", logr);
++
++ encode_base64((u_int8_t *) salt + 7, csalt, clen);
++}
++/* Generates a salt for this version of crypt.
++ Since versions may change. Keeping this here
++ seems sensible.
++ */
++
++#ifdef __STDC__
++char *
++bcrypt_gensalt(u_int8_t log_rounds)
++#else
++char *
++bcrypt_gensalt(log_rounds)
++ u_int8_t log_rounds;
++#endif
++{
++ u_int8_t csalt[BCRYPT_MAXSALT];
++ u_int16_t i;
++ u_int32_t seed = 0;
++
++ for (i = 0; i < BCRYPT_MAXSALT; i++) {
++ if (i % 4 == 0)
++ seed = arc4random();
++ csalt[i] = seed & 0xff;
++ seed = seed >> 8;
++ }
++
++ if (log_rounds < 4)
++ log_rounds = 4;
++
++ encode_salt(gsalt, csalt, BCRYPT_MAXSALT, log_rounds);
++ return gsalt;
++}
++/* We handle $Vers$log2(NumRounds)$salt+passwd$
++ i.e. $2$04$iwouldntknowwhattosayetKdJ6iFtacBqJdKe6aW7ou */
++
++char *
++crypt_blowfish(key, salt)
++ const char *key;
++ const char *salt;
++{
++ blf_ctx state;
++ u_int32_t rounds, i, k;
++ u_int16_t j;
++ u_int8_t key_len, salt_len, logr, minor;
++ u_int8_t ciphertext[4 * BCRYPT_BLOCKS] = "OrpheanBeholderScryDoubt";
++ u_int8_t csalt[BCRYPT_MAXSALT];
++ u_int32_t cdata[BCRYPT_BLOCKS];
++
++ /* Discard "$" identifier */
++ salt++;
++
++ if (*salt > BCRYPT_VERSION) {
++ /* How do I handle errors ? Return ':' */
++ return error;
++ }
++
++ /* Check for minor versions */
++ if (salt[1] != '$') {
++ switch (salt[1]) {
++ case 'a':
++ /* 'ab' should not yield the same as 'abab' */
++ minor = salt[1];
++ salt++;
++ break;
++ default:
++ return error;
++ }
++ } else
++ minor = 0;
++
++ /* Discard version + "$" identifier */
++ salt += 2;
++
++ if (salt[2] != '$')
++ /* Out of sync with passwd entry */
++ return error;
++
++ /* Computer power doesnt increase linear, 2^x should be fine */
++ if ((rounds = (u_int32_t) 1 << (logr = atoi(salt))) < BCRYPT_MINROUNDS)
++ return error;
++
++ /* Discard num rounds + "$" identifier */
++ salt += 3;
++
++ /* We dont want the base64 salt but the raw data */
++ decode_base64(csalt, BCRYPT_MAXSALT, (u_int8_t *) salt);
++ salt_len = BCRYPT_MAXSALT;
++ key_len = strlen(key) + (minor >= 'a' ? 1 : 0);
++
++ /* Setting up S-Boxes and Subkeys */
++ Blowfish_initstate(&state);
++ Blowfish_expandstate(&state, csalt, salt_len,
++ (u_int8_t *) key, key_len);
++ for (k = 0; k < rounds; k++) {
++ Blowfish_expand0state(&state, (u_int8_t *) key, key_len);
++ Blowfish_expand0state(&state, csalt, salt_len);
++ }
++
++ /* This can be precomputed later */
++ j = 0;
++ for (i = 0; i < BCRYPT_BLOCKS; i++)
++ cdata[i] = Blowfish_stream2word(ciphertext, 4 * BCRYPT_BLOCKS, &j);
++
++ /* Now do the encryption */
++ for (k = 0; k < 64; k++)
++ blf_enc(&state, cdata, BCRYPT_BLOCKS / 2);
++
++ for (i = 0; i < BCRYPT_BLOCKS; i++) {
++ ciphertext[4 * i + 3] = cdata[i] & 0xff;
++ cdata[i] = cdata[i] >> 8;
++ ciphertext[4 * i + 2] = cdata[i] & 0xff;
++ cdata[i] = cdata[i] >> 8;
++ ciphertext[4 * i + 1] = cdata[i] & 0xff;
++ cdata[i] = cdata[i] >> 8;
++ ciphertext[4 * i + 0] = cdata[i] & 0xff;
++ }
++
++
++ i = 0;
++ encrypted[i++] = '$';
++ encrypted[i++] = BCRYPT_VERSION;
++ if (minor)
++ encrypted[i++] = minor;
++ encrypted[i++] = '$';
++
++ snprintf(encrypted + i, 4, "%2.2u$", logr);
++
++ encode_base64((u_int8_t *) encrypted + i + 3, csalt, BCRYPT_MAXSALT);
++ encode_base64((u_int8_t *) encrypted + strlen(encrypted), ciphertext,
++ 4 * BCRYPT_BLOCKS - 1);
++ return encrypted;
++}
++
++#ifdef __STDC__
++static void
++encode_base64(u_int8_t *buffer, u_int8_t *data, u_int16_t len)
++#else
++static void
++encode_base64(buffer, data, len)
++ u_int8_t *buffer;
++ u_int8_t *data;
++ u_int16_t len;
++#endif
++{
++ u_int8_t *bp = buffer;
++ u_int8_t *p = data;
++ u_int8_t c1, c2;
++ while (p < data + len) {
++ c1 = *p++;
++ *bp++ = Base64Code[(c1 >> 2)];
++ c1 = (c1 & 0x03) << 4;
++ if (p >= data + len) {
++ *bp++ = Base64Code[c1];
++ break;
++ }
++ c2 = *p++;
++ c1 |= (c2 >> 4) & 0x0f;
++ *bp++ = Base64Code[c1];
++ c1 = (c2 & 0x0f) << 2;
++ if (p >= data + len) {
++ *bp++ = Base64Code[c1];
++ break;
++ }
++ c2 = *p++;
++ c1 |= (c2 >> 6) & 0x03;
++ *bp++ = Base64Code[c1];
++ *bp++ = Base64Code[c2 & 0x3f];
++ }
++ *bp = '\0';
++}
++#if 0
++void
++main()
++{
++ char blubber[73];
++ char salt[100];
++ char *p;
++ salt[0] = '$';
++ salt[1] = BCRYPT_VERSION;
++ salt[2] = '$';
++
++ snprintf(salt + 3, 4, "%2.2u$", 5);
++
++ printf("24 bytes of salt: ");
++ fgets(salt + 6, 94, stdin);
++ salt[99] = 0;
++ printf("72 bytes of password: ");
++ fpurge(stdin);
++ fgets(blubber, 73, stdin);
++ blubber[72] = 0;
++
++ p = crypt(blubber, salt);
++ printf("Passwd entry: %s\n\n", p);
++
++ p = bcrypt_gensalt(5);
++ printf("Generated salt: %s\n", p);
++ p = crypt(blubber, p);
++ printf("Passwd entry: %s\n", p);
++}
++#endif
+diff -urN sysvinit-2.78/src/blf.h sysvinit-2.78.blf/src/blf.h
+--- sysvinit-2.78/src/blf.h Thu Jan 1 01:00:00 1970
++++ sysvinit-2.78.blf/src/blf.h Tue Jul 11 03:04:41 2000
+@@ -0,0 +1,80 @@
++/*
++ * Blowfish - a fast block cipher designed by Bruce Schneier
++ *
++ * Copyright 1997 Niels Provos <provos@physnet.uni-hamburg.de>
++ * 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. All advertising materials mentioning features or use of this software
++ * must display the following acknowledgement:
++ * This product includes software developed by Niels Provos.
++ * 4. The name of the author may not be used to endorse or promote products
++ * derived from this software without specific prior written permission.
++ *
++ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 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 AUTHOR 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.
++ */
++
++#ifndef _BLF_H_
++#define _BLF_H_
++
++/* Schneier states the maximum key length to be 56 bytes.
++ * The way how the subkeys are initalized by the key up
++ * to (N+2)*4 i.e. 72 bytes are utilized.
++ * Warning: For normal blowfish encryption only 56 bytes
++ * of the key affect all cipherbits.
++ */
++
++#define BLF_N 16 /* Number of Subkeys */
++#define BLF_MAXKEYLEN ((BLF_N-2)*4) /* 448 bits */
++
++/* Blowfish context */
++typedef struct BlowfishContext {
++ u_int32_t S[4][256]; /* S-Boxes */
++ u_int32_t P[BLF_N + 2]; /* Subkeys */
++} blf_ctx;
++
++/* Raw access to customized Blowfish
++ * blf_key is just:
++ * Blowfish_initstate( state )
++ * Blowfish_expand0state( state, key, keylen )
++ */
++
++void Blowfish_encipher __P((blf_ctx *, u_int32_t *, u_int32_t *));
++void Blowfish_decipher __P((blf_ctx *, u_int32_t *, u_int32_t *));
++void Blowfish_initstate __P((blf_ctx *));
++void Blowfish_expand0state __P((blf_ctx *, const u_int8_t *, u_int16_t));
++void Blowfish_expandstate
++ __P((blf_ctx *, const u_int8_t *, u_int16_t, const u_int8_t *, u_int16_t));
++
++/* Standard Blowfish */
++
++void blf_key __P((blf_ctx *, const u_int8_t *, u_int16_t));
++void blf_enc __P((blf_ctx *, u_int32_t *, u_int16_t));
++void blf_dec __P((blf_ctx *, u_int32_t *, u_int16_t));
++
++void blf_ecb_encrypt __P((blf_ctx *, u_int8_t *, u_int32_t));
++void blf_ecb_decrypt __P((blf_ctx *, u_int8_t *, u_int32_t));
++
++void blf_cbc_encrypt __P((blf_ctx *, u_int8_t *, u_int8_t *, u_int32_t));
++void blf_cbc_decrypt __P((blf_ctx *, u_int8_t *, u_int8_t *, u_int32_t));
++
++/* Converts u_int8_t to u_int32_t */
++u_int32_t Blowfish_stream2word __P((const u_int8_t *, u_int16_t , u_int16_t *));
++
++#endif
+diff -urN sysvinit-2.78/src/blowfish.c sysvinit-2.78.blf/src/blowfish.c
+--- sysvinit-2.78/src/blowfish.c Thu Jan 1 01:00:00 1970
++++ sysvinit-2.78.blf/src/blowfish.c Tue Jul 11 03:04:41 2000
+@@ -0,0 +1,773 @@
++/*
++ * Blowfish block cipher for OpenBSD
++ * Copyright 1997 Niels Provos <provos@physnet.uni-hamburg.de>
++ * All rights reserved.
++ *
++ * Implementation advice by David Mazieres <dm@lcs.mit.edu>.
++ *
++ * 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. All advertising materials mentioning features or use of this software
++ * must display the following acknowledgement:
++ * This product includes software developed by Niels Provos.
++ * 4. The name of the author may not be used to endorse or promote products
++ * derived from this software without specific prior written permission.
++ *
++ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 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 AUTHOR 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 code is derived from section 14.3 and the given source
++ * in section V of Applied Cryptography, second edition.
++ * Blowfish is an unpatented fast block cipher designed by
++ * Bruce Schneier.
++ */
++
++#if 0
++#include <stdio.h> /* used for debugging */
++#include <string.h>
++#endif
++
++#include <sys/types.h>
++#include "blf.h"
++
++#undef inline
++#ifdef __GNUC__
++#define inline __inline
++#else /* !__GNUC__ */
++#define inline
++#endif /* !__GNUC__ */
++
++/* Function for Feistel Networks */
++
++#define F(bc, x) ((((bc)->S[0][((x) & 0xFF000000) >> 24] \
++ + (bc)->S[1][((x) &0xFF0000 ) >> 16]) \
++ ^ (bc)->S[2][((x) & 0xFF00) >> 8]) \
++ + (bc)->S[3][(x) & 0x00FF])
++
++#define BLFRND(bc,i,j,n) (i ^= F(bc,j) ^ (bc)->P[n])
++
++void
++Blowfish_encipher(c, xl, xr)
++ blf_ctx *c;
++ u_int32_t *xl;
++ u_int32_t *xr;
++{
++ u_int32_t Xl;
++ u_int32_t Xr;
++
++ Xl = *xl;
++ Xr = *xr;
++
++ Xl ^= c->P[0];
++ BLFRND(c, Xr, Xl, 1); BLFRND(c, Xl, Xr, 2);
++ BLFRND(c, Xr, Xl, 3); BLFRND(c, Xl, Xr, 4);
++ BLFRND(c, Xr, Xl, 5); BLFRND(c, Xl, Xr, 6);
++ BLFRND(c, Xr, Xl, 7); BLFRND(c, Xl, Xr, 8);
++ BLFRND(c, Xr, Xl, 9); BLFRND(c, Xl, Xr, 10);
++ BLFRND(c, Xr, Xl, 11); BLFRND(c, Xl, Xr, 12);
++ BLFRND(c, Xr, Xl, 13); BLFRND(c, Xl, Xr, 14);
++ BLFRND(c, Xr, Xl, 15); BLFRND(c, Xl, Xr, 16);
++
++ *xl = Xr ^ c->P[17];
++ *xr = Xl;
++}
++
++void
++Blowfish_decipher(c, xl, xr)
++ blf_ctx *c;
++ u_int32_t *xl;
++ u_int32_t *xr;
++{
++ u_int32_t Xl;
++ u_int32_t Xr;
++
++ Xl = *xl;
++ Xr = *xr;
++
++ Xl ^= c->P[17];
++ BLFRND(c, Xr, Xl, 16); BLFRND(c, Xl, Xr, 15);
++ BLFRND(c, Xr, Xl, 14); BLFRND(c, Xl, Xr, 13);
++ BLFRND(c, Xr, Xl, 12); BLFRND(c, Xl, Xr, 11);
++ BLFRND(c, Xr, Xl, 10); BLFRND(c, Xl, Xr, 9);
++ BLFRND(c, Xr, Xl, 8); BLFRND(c, Xl, Xr, 7);
++ BLFRND(c, Xr, Xl, 6); BLFRND(c, Xl, Xr, 5);
++ BLFRND(c, Xr, Xl, 4); BLFRND(c, Xl, Xr, 3);
++ BLFRND(c, Xr, Xl, 2); BLFRND(c, Xl, Xr, 1);
++
++ *xl = Xr ^ c->P[0];
++ *xr = Xl;
++}
++
++void
++Blowfish_initstate(c)
++ blf_ctx *c;
++{
++
++/* P-box and S-box tables initialized with digits of Pi */
++
++ const blf_ctx initstate =
++
++ { {
++ {
++ 0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7,
++ 0xb8e1afed, 0x6a267e96, 0xba7c9045, 0xf12c7f99,
++ 0x24a19947, 0xb3916cf7, 0x0801f2e2, 0x858efc16,
++ 0x636920d8, 0x71574e69, 0xa458fea3, 0xf4933d7e,
++ 0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee,
++ 0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013,
++ 0xc5d1b023, 0x286085f0, 0xca417918, 0xb8db38ef,
++ 0x8e79dcb0, 0x603a180e, 0x6c9e0e8b, 0xb01e8a3e,
++ 0xd71577c1, 0xbd314b27, 0x78af2fda, 0x55605c60,
++ 0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440,
++ 0x55ca396a, 0x2aab10b6, 0xb4cc5c34, 0x1141e8ce,
++ 0xa15486af, 0x7c72e993, 0xb3ee1411, 0x636fbc2a,
++ 0x2ba9c55d, 0x741831f6, 0xce5c3e16, 0x9b87931e,
++ 0xafd6ba33, 0x6c24cf5c, 0x7a325381, 0x28958677,
++ 0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193,
++ 0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032,
++ 0xef845d5d, 0xe98575b1, 0xdc262302, 0xeb651b88,
++ 0x23893e81, 0xd396acc5, 0x0f6d6ff3, 0x83f44239,
++ 0x2e0b4482, 0xa4842004, 0x69c8f04a, 0x9e1f9b5e,
++ 0x21c66842, 0xf6e96c9a, 0x670c9c61, 0xabd388f0,
++ 0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3,
++ 0x6eef0b6c, 0x137a3be4, 0xba3bf050, 0x7efb2a98,
++ 0xa1f1651d, 0x39af0176, 0x66ca593e, 0x82430e88,
++ 0x8cee8619, 0x456f9fb4, 0x7d84a5c3, 0x3b8b5ebe,
++ 0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6,
++ 0x4ed3aa62, 0x363f7706, 0x1bfedf72, 0x429b023d,
++ 0x37d0d724, 0xd00a1248, 0xdb0fead3, 0x49f1c09b,
++ 0x075372c9, 0x80991b7b, 0x25d479d8, 0xf6e8def7,
++ 0xe3fe501a, 0xb6794c3b, 0x976ce0bd, 0x04c006ba,
++ 0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463,
++ 0x68fb6faf, 0x3e6c53b5, 0x1339b2eb, 0x3b52ec6f,
++ 0x6dfc511f, 0x9b30952c, 0xcc814544, 0xaf5ebd09,
++ 0xbee3d004, 0xde334afd, 0x660f2807, 0x192e4bb3,
++ 0xc0cba857, 0x45c8740f, 0xd20b5f39, 0xb9d3fbdb,
++ 0x5579c0bd, 0x1a60320a, 0xd6a100c6, 0x402c7279,
++ 0x679f25fe, 0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8,
++ 0x3c7516df, 0xfd616b15, 0x2f501ec8, 0xad0552ab,
++ 0x323db5fa, 0xfd238760, 0x53317b48, 0x3e00df82,
++ 0x9e5c57bb, 0xca6f8ca0, 0x1a87562e, 0xdf1769db,
++ 0xd542a8f6, 0x287effc3, 0xac6732c6, 0x8c4f5573,
++ 0x695b27b0, 0xbbca58c8, 0xe1ffa35d, 0xb8f011a0,
++ 0x10fa3d98, 0xfd2183b8, 0x4afcb56c, 0x2dd1d35b,
++ 0x9a53e479, 0xb6f84565, 0xd28e49bc, 0x4bfb9790,
++ 0xe1ddf2da, 0xa4cb7e33, 0x62fb1341, 0xcee4c6e8,
++ 0xef20cada, 0x36774c01, 0xd07e9efe, 0x2bf11fb4,
++ 0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0,
++ 0xd08ed1d0, 0xafc725e0, 0x8e3c5b2f, 0x8e7594b7,
++ 0x8ff6e2fb, 0xf2122b64, 0x8888b812, 0x900df01c,
++ 0x4fad5ea0, 0x688fc31c, 0xd1cff191, 0xb3a8c1ad,
++ 0x2f2f2218, 0xbe0e1777, 0xea752dfe, 0x8b021fa1,
++ 0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299,
++ 0xb4a84fe0, 0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9,
++ 0x165fa266, 0x80957705, 0x93cc7314, 0x211a1477,
++ 0xe6ad2065, 0x77b5fa86, 0xc75442f5, 0xfb9d35cf,
++ 0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49,
++ 0x00250e2d, 0x2071b35e, 0x226800bb, 0x57b8e0af,
++ 0x2464369b, 0xf009b91e, 0x5563911d, 0x59dfa6aa,
++ 0x78c14389, 0xd95a537f, 0x207d5ba2, 0x02e5b9c5,
++ 0x83260376, 0x6295cfa9, 0x11c81968, 0x4e734a41,
++ 0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915,
++ 0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400,
++ 0x08ba6fb5, 0x571be91f, 0xf296ec6b, 0x2a0dd915,
++ 0xb6636521, 0xe7b9f9b6, 0xff34052e, 0xc5855664,
++ 0x53b02d5d, 0xa99f8fa1, 0x08ba4799, 0x6e85076a},
++ {
++ 0x4b7a70e9, 0xb5b32944, 0xdb75092e, 0xc4192623,
++ 0xad6ea6b0, 0x49a7df7d, 0x9cee60b8, 0x8fedb266,
++ 0xecaa8c71, 0x699a17ff, 0x5664526c, 0xc2b19ee1,
++ 0x193602a5, 0x75094c29, 0xa0591340, 0xe4183a3e,
++ 0x3f54989a, 0x5b429d65, 0x6b8fe4d6, 0x99f73fd6,
++ 0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1,
++ 0x4cdd2086, 0x8470eb26, 0x6382e9c6, 0x021ecc5e,
++ 0x09686b3f, 0x3ebaefc9, 0x3c971814, 0x6b6a70a1,
++ 0x687f3584, 0x52a0e286, 0xb79c5305, 0xaa500737,
++ 0x3e07841c, 0x7fdeae5c, 0x8e7d44ec, 0x5716f2b8,
++ 0xb03ada37, 0xf0500c0d, 0xf01c1f04, 0x0200b3ff,
++ 0xae0cf51a, 0x3cb574b2, 0x25837a58, 0xdc0921bd,
++ 0xd19113f9, 0x7ca92ff6, 0x94324773, 0x22f54701,
++ 0x3ae5e581, 0x37c2dadc, 0xc8b57634, 0x9af3dda7,
++ 0xa9446146, 0x0fd0030e, 0xecc8c73e, 0xa4751e41,
++ 0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331,
++ 0x4e548b38, 0x4f6db908, 0x6f420d03, 0xf60a04bf,
++ 0x2cb81290, 0x24977c79, 0x5679b072, 0xbcaf89af,
++ 0xde9a771f, 0xd9930810, 0xb38bae12, 0xdccf3f2e,
++ 0x5512721f, 0x2e6b7124, 0x501adde6, 0x9f84cd87,
++ 0x7a584718, 0x7408da17, 0xbc9f9abc, 0xe94b7d8c,
++ 0xec7aec3a, 0xdb851dfa, 0x63094366, 0xc464c3d2,
++ 0xef1c1847, 0x3215d908, 0xdd433b37, 0x24c2ba16,
++ 0x12a14d43, 0x2a65c451, 0x50940002, 0x133ae4dd,
++ 0x71dff89e, 0x10314e55, 0x81ac77d6, 0x5f11199b,
++ 0x043556f1, 0xd7a3c76b, 0x3c11183b, 0x5924a509,
++ 0xf28fe6ed, 0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e,
++ 0x86e34570, 0xeae96fb1, 0x860e5e0a, 0x5a3e2ab3,
++ 0x771fe71c, 0x4e3d06fa, 0x2965dcb9, 0x99e71d0f,
++ 0x803e89d6, 0x5266c825, 0x2e4cc978, 0x9c10b36a,
++ 0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4,
++ 0xf2f74ea7, 0x361d2b3d, 0x1939260f, 0x19c27960,
++ 0x5223a708, 0xf71312b6, 0xebadfe6e, 0xeac31f66,
++ 0xe3bc4595, 0xa67bc883, 0xb17f37d1, 0x018cff28,
++ 0xc332ddef, 0xbe6c5aa5, 0x65582185, 0x68ab9802,
++ 0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84,
++ 0x1521b628, 0x29076170, 0xecdd4775, 0x619f1510,
++ 0x13cca830, 0xeb61bd96, 0x0334fe1e, 0xaa0363cf,
++ 0xb5735c90, 0x4c70a239, 0xd59e9e0b, 0xcbaade14,
++ 0xeecc86bc, 0x60622ca7, 0x9cab5cab, 0xb2f3846e,
++ 0x648b1eaf, 0x19bdf0ca, 0xa02369b9, 0x655abb50,
++ 0x40685a32, 0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7,
++ 0x9b540b19, 0x875fa099, 0x95f7997e, 0x623d7da8,
++ 0xf837889a, 0x97e32d77, 0x11ed935f, 0x16681281,
++ 0x0e358829, 0xc7e61fd6, 0x96dedfa1, 0x7858ba99,
++ 0x57f584a5, 0x1b227263, 0x9b83c3ff, 0x1ac24696,
++ 0xcdb30aeb, 0x532e3054, 0x8fd948e4, 0x6dbc3128,
++ 0x58ebf2ef, 0x34c6ffea, 0xfe28ed61, 0xee7c3c73,
++ 0x5d4a14d9, 0xe864b7e3, 0x42105d14, 0x203e13e0,
++ 0x45eee2b6, 0xa3aaabea, 0xdb6c4f15, 0xfacb4fd0,
++ 0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105,
++ 0xd81e799e, 0x86854dc7, 0xe44b476a, 0x3d816250,
++ 0xcf62a1f2, 0x5b8d2646, 0xfc8883a0, 0xc1c7b6a3,
++ 0x7f1524c3, 0x69cb7492, 0x47848a0b, 0x5692b285,
++ 0x095bbf00, 0xad19489d, 0x1462b174, 0x23820e00,
++ 0x58428d2a, 0x0c55f5ea, 0x1dadf43e, 0x233f7061,
++ 0x3372f092, 0x8d937e41, 0xd65fecf1, 0x6c223bdb,
++ 0x7cde3759, 0xcbee7460, 0x4085f2a7, 0xce77326e,
++ 0xa6078084, 0x19f8509e, 0xe8efd855, 0x61d99735,
++ 0xa969a7aa, 0xc50c06c2, 0x5a04abfc, 0x800bcadc,
++ 0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9,
++ 0xdb73dbd3, 0x105588cd, 0x675fda79, 0xe3674340,
++ 0xc5c43465, 0x713e38d8, 0x3d28f89e, 0xf16dff20,
++ 0x153e21e7, 0x8fb03d4a, 0xe6e39f2b, 0xdb83adf7},
++ {
++ 0xe93d5a68, 0x948140f7, 0xf64c261c, 0x94692934,
++ 0x411520f7, 0x7602d4f7, 0xbcf46b2e, 0xd4a20068,
++ 0xd4082471, 0x3320f46a, 0x43b7d4b7, 0x500061af,
++ 0x1e39f62e, 0x97244546, 0x14214f74, 0xbf8b8840,
++ 0x4d95fc1d, 0x96b591af, 0x70f4ddd3, 0x66a02f45,
++ 0xbfbc09ec, 0x03bd9785, 0x7fac6dd0, 0x31cb8504,
++ 0x96eb27b3, 0x55fd3941, 0xda2547e6, 0xabca0a9a,
++ 0x28507825, 0x530429f4, 0x0a2c86da, 0xe9b66dfb,
++ 0x68dc1462, 0xd7486900, 0x680ec0a4, 0x27a18dee,
++ 0x4f3ffea2, 0xe887ad8c, 0xb58ce006, 0x7af4d6b6,
++ 0xaace1e7c, 0xd3375fec, 0xce78a399, 0x406b2a42,
++ 0x20fe9e35, 0xd9f385b9, 0xee39d7ab, 0x3b124e8b,
++ 0x1dc9faf7, 0x4b6d1856, 0x26a36631, 0xeae397b2,
++ 0x3a6efa74, 0xdd5b4332, 0x6841e7f7, 0xca7820fb,
++ 0xfb0af54e, 0xd8feb397, 0x454056ac, 0xba489527,
++ 0x55533a3a, 0x20838d87, 0xfe6ba9b7, 0xd096954b,
++ 0x55a867bc, 0xa1159a58, 0xcca92963, 0x99e1db33,
++ 0xa62a4a56, 0x3f3125f9, 0x5ef47e1c, 0x9029317c,
++ 0xfdf8e802, 0x04272f70, 0x80bb155c, 0x05282ce3,
++ 0x95c11548, 0xe4c66d22, 0x48c1133f, 0xc70f86dc,
++ 0x07f9c9ee, 0x41041f0f, 0x404779a4, 0x5d886e17,
++ 0x325f51eb, 0xd59bc0d1, 0xf2bcc18f, 0x41113564,
++ 0x257b7834, 0x602a9c60, 0xdff8e8a3, 0x1f636c1b,
++ 0x0e12b4c2, 0x02e1329e, 0xaf664fd1, 0xcad18115,
++ 0x6b2395e0, 0x333e92e1, 0x3b240b62, 0xeebeb922,
++ 0x85b2a20e, 0xe6ba0d99, 0xde720c8c, 0x2da2f728,
++ 0xd0127845, 0x95b794fd, 0x647d0862, 0xe7ccf5f0,
++ 0x5449a36f, 0x877d48fa, 0xc39dfd27, 0xf33e8d1e,
++ 0x0a476341, 0x992eff74, 0x3a6f6eab, 0xf4f8fd37,
++ 0xa812dc60, 0xa1ebddf8, 0x991be14c, 0xdb6e6b0d,
++ 0xc67b5510, 0x6d672c37, 0x2765d43b, 0xdcd0e804,
++ 0xf1290dc7, 0xcc00ffa3, 0xb5390f92, 0x690fed0b,
++ 0x667b9ffb, 0xcedb7d9c, 0xa091cf0b, 0xd9155ea3,
++ 0xbb132f88, 0x515bad24, 0x7b9479bf, 0x763bd6eb,
++ 0x37392eb3, 0xcc115979, 0x8026e297, 0xf42e312d,
++ 0x6842ada7, 0xc66a2b3b, 0x12754ccc, 0x782ef11c,
++ 0x6a124237, 0xb79251e7, 0x06a1bbe6, 0x4bfb6350,
++ 0x1a6b1018, 0x11caedfa, 0x3d25bdd8, 0xe2e1c3c9,
++ 0x44421659, 0x0a121386, 0xd90cec6e, 0xd5abea2a,
++ 0x64af674e, 0xda86a85f, 0xbebfe988, 0x64e4c3fe,
++ 0x9dbc8057, 0xf0f7c086, 0x60787bf8, 0x6003604d,
++ 0xd1fd8346, 0xf6381fb0, 0x7745ae04, 0xd736fccc,
++ 0x83426b33, 0xf01eab71, 0xb0804187, 0x3c005e5f,
++ 0x77a057be, 0xbde8ae24, 0x55464299, 0xbf582e61,
++ 0x4e58f48f, 0xf2ddfda2, 0xf474ef38, 0x8789bdc2,
++ 0x5366f9c3, 0xc8b38e74, 0xb475f255, 0x46fcd9b9,
++ 0x7aeb2661, 0x8b1ddf84, 0x846a0e79, 0x915f95e2,
++ 0x466e598e, 0x20b45770, 0x8cd55591, 0xc902de4c,
++ 0xb90bace1, 0xbb8205d0, 0x11a86248, 0x7574a99e,
++ 0xb77f19b6, 0xe0a9dc09, 0x662d09a1, 0xc4324633,
++ 0xe85a1f02, 0x09f0be8c, 0x4a99a025, 0x1d6efe10,
++ 0x1ab93d1d, 0x0ba5a4df, 0xa186f20f, 0x2868f169,
++ 0xdcb7da83, 0x573906fe, 0xa1e2ce9b, 0x4fcd7f52,
++ 0x50115e01, 0xa70683fa, 0xa002b5c4, 0x0de6d027,
++ 0x9af88c27, 0x773f8641, 0xc3604c06, 0x61a806b5,
++ 0xf0177a28, 0xc0f586e0, 0x006058aa, 0x30dc7d62,
++ 0x11e69ed7, 0x2338ea63, 0x53c2dd94, 0xc2c21634,
++ 0xbbcbee56, 0x90bcb6de, 0xebfc7da1, 0xce591d76,
++ 0x6f05e409, 0x4b7c0188, 0x39720a3d, 0x7c927c24,
++ 0x86e3725f, 0x724d9db9, 0x1ac15bb4, 0xd39eb8fc,
++ 0xed545578, 0x08fca5b5, 0xd83d7cd3, 0x4dad0fc4,
++ 0x1e50ef5e, 0xb161e6f8, 0xa28514d9, 0x6c51133c,
++ 0x6fd5c7e7, 0x56e14ec4, 0x362abfce, 0xddc6c837,
++ 0xd79a3234, 0x92638212, 0x670efa8e, 0x406000e0},
++ {
++ 0x3a39ce37, 0xd3faf5cf, 0xabc27737, 0x5ac52d1b,
++ 0x5cb0679e, 0x4fa33742, 0xd3822740, 0x99bc9bbe,
++ 0xd5118e9d, 0xbf0f7315, 0xd62d1c7e, 0xc700c47b,
++ 0xb78c1b6b, 0x21a19045, 0xb26eb1be, 0x6a366eb4,
++ 0x5748ab2f, 0xbc946e79, 0xc6a376d2, 0x6549c2c8,
++ 0x530ff8ee, 0x468dde7d, 0xd5730a1d, 0x4cd04dc6,
++ 0x2939bbdb, 0xa9ba4650, 0xac9526e8, 0xbe5ee304,
++ 0xa1fad5f0, 0x6a2d519a, 0x63ef8ce2, 0x9a86ee22,
++ 0xc089c2b8, 0x43242ef6, 0xa51e03aa, 0x9cf2d0a4,
++ 0x83c061ba, 0x9be96a4d, 0x8fe51550, 0xba645bd6,
++ 0x2826a2f9, 0xa73a3ae1, 0x4ba99586, 0xef5562e9,
++ 0xc72fefd3, 0xf752f7da, 0x3f046f69, 0x77fa0a59,
++ 0x80e4a915, 0x87b08601, 0x9b09e6ad, 0x3b3ee593,
++ 0xe990fd5a, 0x9e34d797, 0x2cf0b7d9, 0x022b8b51,
++ 0x96d5ac3a, 0x017da67d, 0xd1cf3ed6, 0x7c7d2d28,
++ 0x1f9f25cf, 0xadf2b89b, 0x5ad6b472, 0x5a88f54c,
++ 0xe029ac71, 0xe019a5e6, 0x47b0acfd, 0xed93fa9b,
++ 0xe8d3c48d, 0x283b57cc, 0xf8d56629, 0x79132e28,
++ 0x785f0191, 0xed756055, 0xf7960e44, 0xe3d35e8c,
++ 0x15056dd4, 0x88f46dba, 0x03a16125, 0x0564f0bd,
++ 0xc3eb9e15, 0x3c9057a2, 0x97271aec, 0xa93a072a,
++ 0x1b3f6d9b, 0x1e6321f5, 0xf59c66fb, 0x26dcf319,
++ 0x7533d928, 0xb155fdf5, 0x03563482, 0x8aba3cbb,
++ 0x28517711, 0xc20ad9f8, 0xabcc5167, 0xccad925f,
++ 0x4de81751, 0x3830dc8e, 0x379d5862, 0x9320f991,
++ 0xea7a90c2, 0xfb3e7bce, 0x5121ce64, 0x774fbe32,
++ 0xa8b6e37e, 0xc3293d46, 0x48de5369, 0x6413e680,
++ 0xa2ae0810, 0xdd6db224, 0x69852dfd, 0x09072166,
++ 0xb39a460a, 0x6445c0dd, 0x586cdecf, 0x1c20c8ae,
++ 0x5bbef7dd, 0x1b588d40, 0xccd2017f, 0x6bb4e3bb,
++ 0xdda26a7e, 0x3a59ff45, 0x3e350a44, 0xbcb4cdd5,
++ 0x72eacea8, 0xfa6484bb, 0x8d6612ae, 0xbf3c6f47,
++ 0xd29be463, 0x542f5d9e, 0xaec2771b, 0xf64e6370,
++ 0x740e0d8d, 0xe75b1357, 0xf8721671, 0xaf537d5d,
++ 0x4040cb08, 0x4eb4e2cc, 0x34d2466a, 0x0115af84,
++ 0xe1b00428, 0x95983a1d, 0x06b89fb4, 0xce6ea048,
++ 0x6f3f3b82, 0x3520ab82, 0x011a1d4b, 0x277227f8,
++ 0x611560b1, 0xe7933fdc, 0xbb3a792b, 0x344525bd,
++ 0xa08839e1, 0x51ce794b, 0x2f32c9b7, 0xa01fbac9,
++ 0xe01cc87e, 0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7,
++ 0x1a908749, 0xd44fbd9a, 0xd0dadecb, 0xd50ada38,
++ 0x0339c32a, 0xc6913667, 0x8df9317c, 0xe0b12b4f,
++ 0xf79e59b7, 0x43f5bb3a, 0xf2d519ff, 0x27d9459c,
++ 0xbf97222c, 0x15e6fc2a, 0x0f91fc71, 0x9b941525,
++ 0xfae59361, 0xceb69ceb, 0xc2a86459, 0x12baa8d1,
++ 0xb6c1075e, 0xe3056a0c, 0x10d25065, 0xcb03a442,
++ 0xe0ec6e0e, 0x1698db3b, 0x4c98a0be, 0x3278e964,
++ 0x9f1f9532, 0xe0d392df, 0xd3a0342b, 0x8971f21e,
++ 0x1b0a7441, 0x4ba3348c, 0xc5be7120, 0xc37632d8,
++ 0xdf359f8d, 0x9b992f2e, 0xe60b6f47, 0x0fe3f11d,
++ 0xe54cda54, 0x1edad891, 0xce6279cf, 0xcd3e7e6f,
++ 0x1618b166, 0xfd2c1d05, 0x848fd2c5, 0xf6fb2299,
++ 0xf523f357, 0xa6327623, 0x93a83531, 0x56cccd02,
++ 0xacf08162, 0x5a75ebb5, 0x6e163697, 0x88d273cc,
++ 0xde966292, 0x81b949d0, 0x4c50901b, 0x71c65614,
++ 0xe6c6c7bd, 0x327a140a, 0x45e1d006, 0xc3f27b9a,
++ 0xc9aa53fd, 0x62a80f00, 0xbb25bfe2, 0x35bdd2f6,
++ 0x71126905, 0xb2040222, 0xb6cbcf7c, 0xcd769c2b,
++ 0x53113ec0, 0x1640e3d3, 0x38abbd60, 0x2547adf0,
++ 0xba38209c, 0xf746ce76, 0x77afa1c5, 0x20756060,
++ 0x85cbfe4e, 0x8ae88dd8, 0x7aaaf9b0, 0x4cf9aa7e,
++ 0x1948c25c, 0x02fb8a8c, 0x01c36ae4, 0xd6ebe1f9,
++ 0x90d4f869, 0xa65cdea0, 0x3f09252d, 0xc208e69f,
++ 0xb74e6132, 0xce77e25b, 0x578fdfe3, 0x3ac372e6}
++ },
++ {
++ 0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344,
++ 0xa4093822, 0x299f31d0, 0x082efa98, 0xec4e6c89,
++ 0x452821e6, 0x38d01377, 0xbe5466cf, 0x34e90c6c,
++ 0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5, 0xb5470917,
++ 0x9216d5d9, 0x8979fb1b
++ } };
++
++ *c = initstate;
++
++}
++
++#ifdef __STDC__
++u_int32_t
++Blowfish_stream2word(const u_int8_t *data, u_int16_t databytes, u_int16_t *current)
++#else
++u_int32_t
++Blowfish_stream2word(data, databytes, current)
++ const u_int8_t *data;
++ u_int16_t databytes;
++ u_int16_t *current;
++#endif
++{
++ u_int8_t i;
++ u_int16_t j;
++ u_int32_t temp;
++
++ temp = 0x00000000;
++ j = *current;
++
++ for (i = 0; i < 4; i++, j++) {
++ if (j >= databytes)
++ j = 0;
++ temp = (temp << 8) | data[j];
++ }
++
++ *current = j;
++ return temp;
++}
++
++#if __STDC__
++void
++Blowfish_expand0state(blf_ctx *c, const u_int8_t *key, u_int16_t keybytes)
++#else
++void
++Blowfish_expand0state(c, key, keybytes)
++ blf_ctx *c;
++ const u_int8_t *key;
++ u_int16_t keybytes;
++#endif
++{
++ u_int16_t i;
++ u_int16_t j;
++ u_int16_t k;
++ u_int32_t temp;
++ u_int32_t datal;
++ u_int32_t datar;
++
++ j = 0;
++ for (i = 0; i < BLF_N + 2; i++) {
++ /* Extract 4 int8 to 1 int32 from keystream */
++ temp = Blowfish_stream2word(key, keybytes, &j);
++ c->P[i] = c->P[i] ^ temp;
++ }
++
++ j = 0;
++ datal = 0x00000000;
++ datar = 0x00000000;
++ for (i = 0; i < BLF_N + 2; i += 2) {
++ Blowfish_encipher(c, &datal, &datar);
++
++ c->P[i] = datal;
++ c->P[i + 1] = datar;
++ }
++
++ for (i = 0; i < 4; i++) {
++ for (k = 0; k < 256; k += 2) {
++ Blowfish_encipher(c, &datal, &datar);
++
++ c->S[i][k] = datal;
++ c->S[i][k + 1] = datar;
++ }
++ }
++}
++
++
++#if __STDC__
++void
++Blowfish_expandstate(blf_ctx *c, const u_int8_t *data, u_int16_t databytes,
++ const u_int8_t *key, u_int16_t keybytes)
++#else
++void
++Blowfish_expandstate(c, data, databytes, key, keybytes)
++ blf_ctx *c;
++ const u_int8_t *data;
++ u_int16_t databytes;
++ const u_int8_t *key;
++ u_int16_t keybytes;
++#endif
++{
++ u_int16_t i;
++ u_int16_t j;
++ u_int16_t k;
++ u_int32_t temp;
++ u_int32_t datal;
++ u_int32_t datar;
++
++ j = 0;
++ for (i = 0; i < BLF_N + 2; i++) {
++ /* Extract 4 int8 to 1 int32 from keystream */
++ temp = Blowfish_stream2word(key, keybytes, &j);
++ c->P[i] = c->P[i] ^ temp;
++ }
++
++ j = 0;
++ datal = 0x00000000;
++ datar = 0x00000000;
++ for (i = 0; i < BLF_N + 2; i += 2) {
++ datal ^= Blowfish_stream2word(data, databytes, &j);
++ datar ^= Blowfish_stream2word(data, databytes, &j);
++ Blowfish_encipher(c, &datal, &datar);
++
++ c->P[i] = datal;
++ c->P[i + 1] = datar;
++ }
++
++ for (i = 0; i < 4; i++) {
++ for (k = 0; k < 256; k += 2) {
++ datal ^= Blowfish_stream2word(data, databytes, &j);
++ datar ^= Blowfish_stream2word(data, databytes, &j);
++ Blowfish_encipher(c, &datal, &datar);
++
++ c->S[i][k] = datal;
++ c->S[i][k + 1] = datar;
++ }
++ }
++
++}
++
++#if __STDC__
++void
++blf_key(blf_ctx *c, const u_int8_t *k, u_int16_t len)
++#else
++void
++blf_key(c, k, len)
++ blf_ctx *c;
++ const u_int8_t *k;
++ u_int16_t len;
++#endif
++{
++ /* Initalize S-boxes and subkeys with Pi */
++ Blowfish_initstate(c);
++
++ /* Transform S-boxes and subkeys with key */
++ Blowfish_expand0state(c, k, len);
++}
++
++#if __STDC__
++void
++blf_enc(blf_ctx *c, u_int32_t *data, u_int16_t blocks)
++#else
++void
++blf_enc(c, data, blocks)
++ blf_ctx *c;
++ u_int32_t *data;
++ u_int16_t blocks;
++#endif
++{
++ u_int32_t *d;
++ u_int16_t i;
++
++ d = data;
++ for (i = 0; i < blocks; i++) {
++ Blowfish_encipher(c, d, d + 1);
++ d += 2;
++ }
++}
++
++#if __STDC__
++void
++blf_dec(blf_ctx *c, u_int32_t *data, u_int16_t blocks)
++#else
++void
++blf_dec(c, data, blocks)
++ blf_ctx *c;
++ u_int32_t *data;
++ u_int16_t blocks;
++#endif
++{
++ u_int32_t *d;
++ u_int16_t i;
++
++ d = data;
++ for (i = 0; i < blocks; i++) {
++ Blowfish_decipher(c, d, d + 1);
++ d += 2;
++ }
++}
++
++#if __STDC__
++void
++blf_ecb_encrypt(blf_ctx *c, u_int8_t *data, u_int32_t len)
++#else
++void
++blf_ecb_encrypt(c, data, len)
++ blf_ctx *c;
++ u_int8_t *data;
++ u_int32_t len;
++#endif
++{
++ u_int32_t l, r;
++ u_int32_t i;
++
++ for (i = 0; i < len; i += 8) {
++ l = data[0] << 24 | data[1] << 16 | data[2] << 8 | data[3];
++ r = data[4] << 24 | data[5] << 16 | data[6] << 8 | data[7];
++ Blowfish_encipher(c, &l, &r);
++ data[0] = l >> 24 & 0xff;
++ data[1] = l >> 16 & 0xff;
++ data[2] = l >> 8 & 0xff;
++ data[3] = l & 0xff;
++ data[4] = r >> 24 & 0xff;
++ data[5] = r >> 16 & 0xff;
++ data[6] = r >> 8 & 0xff;
++ data[7] = r & 0xff;
++ data += 8;
++ }
++}
++
++#if __STDC__
++void
++blf_ecb_decrypt(blf_ctx *c, u_int8_t *data, u_int32_t len)
++#else
++void
++blf_ecb_decrypt(c, data, len)
++ blf_ctx *c;
++ u_int8_t *data;
++ u_int32_t len;
++#endif
++{
++ u_int32_t l, r;
++ u_int32_t i;
++
++ for (i = 0; i < len; i += 8) {
++ l = data[0] << 24 | data[1] << 16 | data[2] << 8 | data[3];
++ r = data[4] << 24 | data[5] << 16 | data[6] << 8 | data[7];
++ Blowfish_decipher(c, &l, &r);
++ data[0] = l >> 24 & 0xff;
++ data[1] = l >> 16 & 0xff;
++ data[2] = l >> 8 & 0xff;
++ data[3] = l & 0xff;
++ data[4] = r >> 24 & 0xff;
++ data[5] = r >> 16 & 0xff;
++ data[6] = r >> 8 & 0xff;
++ data[7] = r & 0xff;
++ data += 8;
++ }
++}
++
++#if __STDC__
++void
++blf_cbc_encrypt(blf_ctx *c, u_int8_t *iv, u_int8_t *data, u_int32_t len)
++#else
++void
++blf_cbc_encrypt(c, iv, data, len)
++ blf_ctx *c;
++ u_int8_t *iv;
++ u_int8_t *data;
++ u_int32_t len;
++#endif
++{
++ u_int32_t l, r;
++ u_int32_t i, j;
++
++ for (i = 0; i < len; i += 8) {
++ for (j = 0; j < 8; j++)
++ data[j] ^= iv[j];
++ l = data[0] << 24 | data[1] << 16 | data[2] << 8 | data[3];
++ r = data[4] << 24 | data[5] << 16 | data[6] << 8 | data[7];
++ Blowfish_encipher(c, &l, &r);
++ data[0] = l >> 24 & 0xff;
++ data[1] = l >> 16 & 0xff;
++ data[2] = l >> 8 & 0xff;
++ data[3] = l & 0xff;
++ data[4] = r >> 24 & 0xff;
++ data[5] = r >> 16 & 0xff;
++ data[6] = r >> 8 & 0xff;
++ data[7] = r & 0xff;
++ iv = data;
++ data += 8;
++ }
++}
++
++#if __STDC__
++void
++blf_cbc_decrypt(blf_ctx *c, u_int8_t *iva, u_int8_t *data, u_int32_t len)
++#else
++void
++blf_cbc_decrypt(c, iva, data, len)
++ blf_ctx *c;
++ u_int8_t *iva;
++ u_int8_t *data;
++ u_int32_t len;
++#endif
++{
++ u_int32_t l, r;
++ u_int8_t *iv;
++ u_int32_t i, j;
++
++ iv = data + len - 16;
++ data = data + len - 8;
++ for (i = len - 8; i >= 8; i -= 8) {
++ l = data[0] << 24 | data[1] << 16 | data[2] << 8 | data[3];
++ r = data[4] << 24 | data[5] << 16 | data[6] << 8 | data[7];
++ Blowfish_decipher(c, &l, &r);
++ data[0] = l >> 24 & 0xff;
++ data[1] = l >> 16 & 0xff;
++ data[2] = l >> 8 & 0xff;
++ data[3] = l & 0xff;
++ data[4] = r >> 24 & 0xff;
++ data[5] = r >> 16 & 0xff;
++ data[6] = r >> 8 & 0xff;
++ data[7] = r & 0xff;
++ for (j = 0; j < 8; j++)
++ data[j] ^= iv[j];
++ iv = data;
++ data -= 8;
++ }
++ l = data[0] << 24 | data[1] << 16 | data[2] << 8 | data[3];
++ r = data[4] << 24 | data[5] << 16 | data[6] << 8 | data[7];
++ Blowfish_decipher(c, &l, &r);
++ data[0] = l >> 24 & 0xff;
++ data[1] = l >> 16 & 0xff;
++ data[2] = l >> 8 & 0xff;
++ data[3] = l & 0xff;
++ data[4] = r >> 24 & 0xff;
++ data[5] = r >> 16 & 0xff;
++ data[6] = r >> 8 & 0xff;
++ data[7] = r & 0xff;
++ for (j = 0; j < 8; j++)
++ data[j] ^= iva[j];
++}
++
++#if 0
++void
++report(u_int32_t data[], u_int16_t len)
++{
++ u_int16_t i;
++ for (i = 0; i < len; i += 2)
++ printf("Block %0hd: %08lx %08lx.\n",
++ i / 2, data[i], data[i + 1]);
++}
++void
++main(void)
++{
++
++ blf_ctx c;
++ char key[] = "AAAAA";
++ char key2[] = "abcdefghijklmnopqrstuvwxyz";
++
++ u_int32_t data[10];
++ u_int32_t data2[] =
++ {0x424c4f57l, 0x46495348l};
++
++ u_int16_t i;
++
++ /* First test */
++ for (i = 0; i < 10; i++)
++ data[i] = i;
++
++ blf_key(&c, (u_int8_t *) key, 5);
++ blf_enc(&c, data, 5);
++ blf_dec(&c, data, 1);
++ blf_dec(&c, data + 2, 4);
++ printf("Should read as 0 - 9.\n");
++ report(data, 10);
++
++ /* Second test */
++ blf_key(&c, (u_int8_t *) key2, strlen(key2));
++ blf_enc(&c, data2, 1);
++ printf("\nShould read as: 0x324ed0fe 0xf413a203.\n");
++ report(data2, 2);
++ blf_dec(&c, data2, 1);
++ report(data2, 2);
++}
++#endif
+diff -urN sysvinit-2.78/src/blowfish.h sysvinit-2.78.blf/src/blowfish.h
+--- sysvinit-2.78/src/blowfish.h Thu Jan 1 01:00:00 1970
++++ sysvinit-2.78.blf/src/blowfish.h Tue Jul 11 03:26:48 2000
+@@ -0,0 +1,10 @@
++
++#ifndef BLOWFISH_H
++#define BLOWFISH_H
++
++#include <sys/types.h>
++
++char *crypt_blowfish(const char *key, const char *salt);
++char *bcrypt_gensalt(u_int8_t log_rounds);
++
++#endif /* BLOWFISH_H */
+diff -urN sysvinit-2.78/src/sulogin.c sysvinit-2.78.blf/src/sulogin.c
+--- sysvinit-2.78/src/sulogin.c Tue Jul 11 03:35:24 2000
++++ sysvinit-2.78.blf/src/sulogin.c Tue Jul 11 03:34:30 2000
+@@ -30,9 +30,11 @@
+ # include <crypt.h>
+ #endif
+ #include "md5.h"
++#include "blowfish.h"
+
+ #define CHECK_DES 1
+ #define CHECK_MD5 1
++#define CHECK_BLOWFISH 1
+
+ #define PASSWD "/etc/passwd"
+ #define SHADOW "/etc/shadow"
+@@ -92,8 +94,8 @@
+
+ /*
+ * See if an encrypted password is valid. The encrypted
+- * password is checked for traditional-style DES and
+- * FreeBSD-style MD5 encryption.
++ * password is checked for traditional-style DES,
++ * FreeBSD-style MD5 encryption and OpenBSD style Blowfish.
+ */
+ int valid(char *pass)
+ {
+@@ -101,6 +103,30 @@
+ int len;
+
+ if (pass[0] == 0) return 1;
++#if CHECK_BLOWFISH
++ /*
++ * 3/4 bytes for the signature $2(a)$
++ * ($<major-version><minor-version>$)
++ * 2 bytes for number of rounds
++ * $
++ * 16 bytes for the salt
++ * the Blowfish hash encoded in base64 = 37 bytes
++ */
++ if (strncmp(pass, "$2", 2) == 0) {
++ s = pass + 2;
++ if (*s == 'a')
++ s++;
++ s += 3;
++
++ if (*s != '$') return 0;
++
++ s += 1 + 16;
++ len = strlen(s);
++ if (len != 37) return 0;
++
++ return 1;
++ }
++#endif
+ #if CHECK_MD5
+ /*
+ * 3 bytes for the signature $1$
+@@ -411,6 +437,10 @@
+ if ((p = getpasswd()) == NULL) break;
+ if (pwd->pw_passwd[0] == 0 ||
+ strcmp(crypt(p, pwd->pw_passwd), pwd->pw_passwd) == 0
++#ifdef CHECK_BLOWFISH
++ || (strncmp(pwd->pw_passwd, "$2", 2) == 0 &&
++ strcmp(crypt_blowfish(p, pwd->pw_passwd), pwd->pw_passwd) == 0)
++#endif
+ #ifdef CHECK_MD5
+ || (strncmp(pwd->pw_passwd, "$1$", 3) == 0 &&
+ strcmp(Brokencrypt_md5(p, pwd->pw_passwd), pwd->pw_passwd) == 0)
projects / packages / SysVinit.git / commitdiff