From b11f59548803413101b72d28f42cbe997d64a144 Mon Sep 17 00:00:00 2001 From: Geoff Keating Date: Sat, 4 Mar 2000 00:47:31 +0000 Subject: * Makeconfig (rpath-dirs): Add crypt. (all-subdirs): Remove md5crypt. * crypt/sysdeps/unix/crypt.c: Move to crypt/. * crypt/sysdeps/unix/crypt-entry.c: Move to crypt/. * sysdeps/generic/crypt-entry.c: Delete. * crypt/sysdeps/unix/crypt.h: Move to crypt/. * sysdeps/generic/crypt.h: Delete. * crypt/sysdeps/unix/crypt-private.h: Move to crypt/. * crypt/sysdeps/unix/crypt_util.c: Move to crypt/. * crypt/sysdeps/unix/des_impl.c: Move to sunrpc/. * sysdeps/generic/des_impl.c: Delete. * crypt/sysdeps/unix/ufc-crypt.h: Move to crypt/. * crypt/sysdeps: Delete. * crypt/crypt_util.c: Don't use `patchlevel.h'. * md5-crypt/Versions: Move to crypt/. * md5-crypt/md5-crypt.c: Move to crypt/. * md5-crypt/md5.c: Move to crypt/. * md5-crypt/md5c-test.c: Move to crypt/. * md5-crypt/md5test.c: Move to crypt/. * md5-crypt: Delete. * crypt/Makefile: Adjust for new structure. 2000-03-03 Geoff Keating * Makeconfig (rpath-dirs): Add crypt. (all-subdirs): Remove md5crypt. * crypt/sysdeps/unix/crypt.c: Move to crypt/. * crypt/sysdeps/unix/crypt-entry.c: Move to crypt/. * sysdeps/generic/crypt-entry.c: Delete. * crypt/sysdeps/unix/crypt.h: Move to crypt/. * sysdeps/generic/crypt.h: Delete. * crypt/sysdeps/unix/crypt-private.h: Move to crypt/. * crypt/sysdeps/unix/crypt_util.c: Move to crypt/. * crypt/sysdeps/unix/des_impl.c: Move to sunrpc/. * sysdeps/generic/des_impl.c: Delete. * crypt/sysdeps/unix/ufc-crypt.h: Move to crypt/. * crypt/sysdeps: Delete. * crypt/crypt_util.c: Don't use `patchlevel.h'. * md5-crypt/Versions: Move to crypt/. * md5-crypt/md5-crypt.c: Move to crypt/. * md5-crypt/md5.c: Move to crypt/. * md5-crypt/md5c-test.c: Move to crypt/. * md5-crypt/md5test.c: Move to crypt/. * md5-crypt: Delete. * crypt/Makefile: Adjust for new structure. --- md5-crypt/Makefile | 83 --------- md5-crypt/Versions | 5 - md5-crypt/md5-crypt.c | 223 ------------------------ md5-crypt/md5.c | 428 ---------------------------------------------- md5-crypt/md5.h | 147 ---------------- md5-crypt/md5c-test.c | 15 -- md5-crypt/md5test.c | 45 ----- md5-crypt/onlymd5-entry.c | 1 - 8 files changed, 947 deletions(-) delete mode 100644 md5-crypt/Makefile delete mode 100644 md5-crypt/Versions delete mode 100644 md5-crypt/md5-crypt.c delete mode 100644 md5-crypt/md5.c delete mode 100644 md5-crypt/md5.h delete mode 100644 md5-crypt/md5c-test.c delete mode 100644 md5-crypt/md5test.c delete mode 100644 md5-crypt/onlymd5-entry.c (limited to 'md5-crypt') diff --git a/md5-crypt/Makefile b/md5-crypt/Makefile deleted file mode 100644 index 40186eceef..0000000000 --- a/md5-crypt/Makefile +++ /dev/null @@ -1,83 +0,0 @@ -# Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. -# This file is part of the GNU C Library. - -# The GNU C Library is free software; you can redistribute it and/or -# modify it under the terms of the GNU Library General Public License as -# published by the Free Software Foundation; either version 2 of the -# License, or (at your option) any later version. - -# The GNU C Library is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# Library General Public License for more details. - -# You should have received a copy of the GNU Library General Public -# License along with the GNU C Library; see the file COPYING.LIB. If not, -# write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, -# Boston, MA 02111-1307, USA. - -# -# Sub-makefile for MD5 crypt portion of the library. -# -subdir := md5-crypt - -headers := crypt.h - -distribute := md5.h - -tests := md5test md5c-test - -extra-libs := libcrypt -extra-libs-others := $(extra-libs) - -md5-routines := crypt-entry md5-crypt md5 -libcrypt-routines := $(md5-routines) - -onlymd5-routines := onlymd5-entry md5-crypt md5 -distribute += onlymd5-entry.c -extra-objs = $(patsubst %,onlymd5-entry%,$(object-suffixes)) - -include ../Makeconfig - -rpath-dirs += md5-crypt - -ifeq ($(crypt-in-libc),yes) -routines += $(libcrypt-routines) -endif - -$(objpfx)md5test: $(objpfx)md5.o - -include ../Rules - -ifeq ($(build-shared),yes) -libdepend = $(common-objpfx)md5-crypt/libcrypt.so$(libcrypt.so-version) -else -libdepend = $(common-objpfx)md5-crypt/libcrypt.a -endif - -$(objpfx)md5test $(objpfx)md5c-test: $(libdepend) - -.PHONY: libmd5crypt -libmd5crypt: $(foreach o,$(object-suffixes), \ - $(addprefix $(objpfx),$(patsubst %,$(libtype$o),md5crypt))) -ifeq ($(build-shared),yes) -libmd5crypt: $(objpfx)libmd5crypt.so -# Use the same soname as the real libcrypt, so that it can be used as a -# drop in replacement. -LDFLAGS-md5crypt.so = -Wl,-soname=lib$(libprefix)crypt.so$(libcrypt.so-version) -# We also use the same version script. -libmd5crypt-map := $(common-objpfx)libcrypt.map -endif - -define o-iterator-doit -$(objpfx)$(patsubst %,$(libtype$o),md5crypt): \ - $(onlymd5-routines:%=$(objpfx)%$o); $$(build-extra-lib) -endef -object-suffixes-left = $(object-suffixes) -include $(patsubst %,$(..)o-iterator.mk,$(object-suffixes)) - -# Depend on libc.so so a DT_NEEDED is generated in the shared objects. -# This ensures they will load libc.so for needed symbols if loaded by -# a statically-linked program that hasn't already loaded it. -$(objpfx)libcrypt.so: $(common-objpfx)libc.so -$(objpfx)libmd5crypt.so: $(common-objpfx)libc.so diff --git a/md5-crypt/Versions b/md5-crypt/Versions deleted file mode 100644 index 389e7d544a..0000000000 --- a/md5-crypt/Versions +++ /dev/null @@ -1,5 +0,0 @@ -libcrypt { - GLIBC_2.0 { - crypt; crypt_r; encrypt; encrypt_r; fcrypt; setkey; setkey_r; - } -} diff --git a/md5-crypt/md5-crypt.c b/md5-crypt/md5-crypt.c deleted file mode 100644 index 126103503c..0000000000 --- a/md5-crypt/md5-crypt.c +++ /dev/null @@ -1,223 +0,0 @@ -/* One way encryption based on MD5 sum. - Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper , 1996. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include -#include -#include -#include - -#include "md5.h" - - -/* Define our magic string to mark salt for MD5 "encryption" - replacement. This is meant to be the same as for other MD5 based - encryption implementations. */ -static const char md5_salt_prefix[] = "$1$"; - -/* Table with characters for base64 transformation. */ -static const char b64t[64] = -"./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; - - -/* Prototypes for local functions. */ -extern char *__md5_crypt_r __P ((const char *key, const char *salt, - char *buffer, int buflen)); -extern char *__md5_crypt __P ((const char *key, const char *salt)); - - -/* This entry point is equivalent to the `crypt' function in Unix - libcs. */ -char * -__md5_crypt_r (key, salt, buffer, buflen) - const char *key; - const char *salt; - char *buffer; - int buflen; -{ - unsigned char alt_result[16]; - struct md5_ctx ctx; - struct md5_ctx alt_ctx; - size_t salt_len; - size_t key_len; - size_t cnt; - char *cp; - - /* Find beginning of salt string. The prefix should normally always - be present. Just in case it is not. */ - if (strncmp (md5_salt_prefix, salt, sizeof (md5_salt_prefix) - 1) == 0) - /* Skip salt prefix. */ - salt += sizeof (md5_salt_prefix) - 1; - - salt_len = MIN (strcspn (salt, "$"), 8); - key_len = strlen (key); - - /* Prepare for the real work. */ - __md5_init_ctx (&ctx); - - /* Add the key string. */ - __md5_process_bytes (key, key_len, &ctx); - - /* Because the SALT argument need not always have the salt prefix we - add it separately. */ - __md5_process_bytes (md5_salt_prefix, sizeof (md5_salt_prefix) - 1, &ctx); - - /* The last part is the salt string. This must be at most 8 - characters and it ends at the first `$' character (for - compatibility which existing solutions). */ - __md5_process_bytes (salt, salt_len, &ctx); - - - /* Compute alternate MD5 sum with input KEY, SALT, and KEY. The - final result will be added to the first context. */ - __md5_init_ctx (&alt_ctx); - - /* Add key. */ - __md5_process_bytes (key, key_len, &alt_ctx); - - /* Add salt. */ - __md5_process_bytes (salt, salt_len, &alt_ctx); - - /* Add key again. */ - __md5_process_bytes (key, key_len, &alt_ctx); - - /* Now get result of this (16 bytes) and add it to the other - context. */ - __md5_finish_ctx (&alt_ctx, alt_result); - - /* Add for any character in the key one byte of the alternate sum. */ - for (cnt = key_len; cnt > 16; cnt -= 16) - __md5_process_bytes (alt_result, 16, &ctx); - __md5_process_bytes (alt_result, cnt, &ctx); - - /* For the following code we need a NUL byte. */ - *alt_result = '\0'; - - /* The original implementation now does something weird: for every 1 - bit in the key the first 0 is added to the buffer, for every 0 - bit the first character of the key. This does not seem to be - what was intended but we have to follow this to be compatible. */ - for (cnt = key_len; cnt > 0; cnt >>= 1) - __md5_process_bytes ((cnt & 1) != 0 ? (const char *) alt_result : key, 1, - &ctx); - - /* Create intermediate result. */ - __md5_finish_ctx (&ctx, alt_result); - - /* Now comes another weirdness. In fear of password crackers here - comes a quite long loop which just processes the output of the - previous round again. We cannot ignore this here. */ - for (cnt = 0; cnt < 1000; ++cnt) - { - /* New context. */ - __md5_init_ctx (&ctx); - - /* Add key or last result. */ - if ((cnt & 1) != 0) - __md5_process_bytes (key, key_len, &ctx); - else - __md5_process_bytes (alt_result, 16, &ctx); - - /* Add salt for numbers not divisible by 3. */ - if (cnt % 3 != 0) - __md5_process_bytes (salt, salt_len, &ctx); - - /* Add key for numbers not divisible by 7. */ - if (cnt % 7 != 0) - __md5_process_bytes (key, key_len, &ctx); - - /* Add key or last result. */ - if ((cnt & 1) != 0) - __md5_process_bytes (alt_result, 16, &ctx); - else - __md5_process_bytes (key, key_len, &ctx); - - /* Create intermediate result. */ - __md5_finish_ctx (&ctx, alt_result); - } - - /* Now we can construct the result string. It consists of three - parts. */ - cp = __stpncpy (buffer, md5_salt_prefix, MAX (0, buflen)); - buflen -= sizeof (md5_salt_prefix); - - cp = __stpncpy (cp, salt, MIN ((size_t) buflen, salt_len)); - buflen -= MIN ((size_t) buflen, salt_len); - - if (buflen > 0) - { - *cp++ = '$'; - --buflen; - } - -#define b64_from_24bit(B2, B1, B0, N) \ - do { \ - unsigned int w = ((B2) << 16) | ((B1) << 8) | (B0); \ - int n = (N); \ - while (n-- > 0 && buflen > 0) \ - { \ - *cp++ = b64t[w & 0x3f]; \ - --buflen; \ - w >>= 6; \ - } \ - } while (0) - - - b64_from_24bit (alt_result[0], alt_result[6], alt_result[12], 4); - b64_from_24bit (alt_result[1], alt_result[7], alt_result[13], 4); - b64_from_24bit (alt_result[2], alt_result[8], alt_result[14], 4); - b64_from_24bit (alt_result[3], alt_result[9], alt_result[15], 4); - b64_from_24bit (alt_result[4], alt_result[10], alt_result[5], 4); - b64_from_24bit (0, 0, alt_result[11], 2); - if (buflen <= 0) - { - __set_errno (ERANGE); - buffer = NULL; - } - else - *cp = '\0'; /* Terminate the string. */ - - /* Clear the buffer for the intermediate result so that people - attaching to processes or reading core dumps cannot get any - information. */ - memset (alt_result, '\0', sizeof (alt_result)); - - return buffer; -} - - -char * -__md5_crypt (const char *key, const char *salt) -{ - /* We don't want to have an arbitrary limit in the size of the - password. We can compute the size of the result in advance and - so we can prepare the buffer we pass to `md5_crypt_r'. */ - static char *buffer = NULL; - static int buflen = 0; - int needed = 3 + strlen (salt) + 1 + 26 + 1; - - if (buflen < needed) - { - buflen = needed; - if ((buffer = realloc (buffer, buflen)) == NULL) - return NULL; - } - - return __md5_crypt_r (key, salt, buffer, buflen); -} diff --git a/md5-crypt/md5.c b/md5-crypt/md5.c deleted file mode 100644 index 478429f8e6..0000000000 --- a/md5-crypt/md5.c +++ /dev/null @@ -1,428 +0,0 @@ -/* md5.c - Functions to compute MD5 message digest of files or memory blocks - according to the definition of MD5 in RFC 1321 from April 1992. - Copyright (C) 1995, 1996, 1997, 1999 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -/* Written by Ulrich Drepper , 1995. */ - -#ifdef HAVE_CONFIG_H -# include -#endif - -#include - -#if STDC_HEADERS || defined _LIBC -# include -# include -#else -# ifndef HAVE_MEMCPY -# define memcpy(d, s, n) bcopy ((s), (d), (n)) -# endif -#endif - -#include "md5.h" - -#ifdef _LIBC -# include -# if __BYTE_ORDER == __BIG_ENDIAN -# define WORDS_BIGENDIAN 1 -# endif -/* We need to keep the namespace clean so define the MD5 function - protected using leading __ . */ -# define md5_init_ctx __md5_init_ctx -# define md5_process_block __md5_process_block -# define md5_process_bytes __md5_process_bytes -# define md5_finish_ctx __md5_finish_ctx -# define md5_read_ctx __md5_read_ctx -# define md5_stream __md5_stream -# define md5_buffer __md5_buffer -#endif - -#ifdef WORDS_BIGENDIAN -# define SWAP(n) \ - (((n) << 24) | (((n) & 0xff00) << 8) | (((n) >> 8) & 0xff00) | ((n) >> 24)) -#else -# define SWAP(n) (n) -#endif - - -/* This array contains the bytes used to pad the buffer to the next - 64-byte boundary. (RFC 1321, 3.1: Step 1) */ -static const unsigned char fillbuf[64] = { 0x80, 0 /* , 0, 0, ... */ }; - - -/* Initialize structure containing state of computation. - (RFC 1321, 3.3: Step 3) */ -void -md5_init_ctx (ctx) - struct md5_ctx *ctx; -{ - ctx->A = 0x67452301; - ctx->B = 0xefcdab89; - ctx->C = 0x98badcfe; - ctx->D = 0x10325476; - - ctx->total[0] = ctx->total[1] = 0; - ctx->buflen = 0; -} - -/* Put result from CTX in first 16 bytes following RESBUF. The result - must be in little endian byte order. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 32 bits value. */ -void * -md5_read_ctx (ctx, resbuf) - const struct md5_ctx *ctx; - void *resbuf; -{ - ((md5_uint32 *) resbuf)[0] = SWAP (ctx->A); - ((md5_uint32 *) resbuf)[1] = SWAP (ctx->B); - ((md5_uint32 *) resbuf)[2] = SWAP (ctx->C); - ((md5_uint32 *) resbuf)[3] = SWAP (ctx->D); - - return resbuf; -} - -/* Process the remaining bytes in the internal buffer and the usual - prolog according to the standard and write the result to RESBUF. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 32 bits value. */ -void * -md5_finish_ctx (ctx, resbuf) - struct md5_ctx *ctx; - void *resbuf; -{ - /* Take yet unprocessed bytes into account. */ - md5_uint32 bytes = ctx->buflen; - size_t pad; - - /* Now count remaining bytes. */ - ctx->total[0] += bytes; - if (ctx->total[0] < bytes) - ++ctx->total[1]; - - pad = bytes >= 56 ? 64 + 56 - bytes : 56 - bytes; - memcpy (&ctx->buffer[bytes], fillbuf, pad); - - /* Put the 64-bit file length in *bits* at the end of the buffer. */ - *(md5_uint32 *) &ctx->buffer[bytes + pad] = SWAP (ctx->total[0] << 3); - *(md5_uint32 *) &ctx->buffer[bytes + pad + 4] = SWAP ((ctx->total[1] << 3) | - (ctx->total[0] >> 29)); - - /* Process last bytes. */ - md5_process_block (ctx->buffer, bytes + pad + 8, ctx); - - return md5_read_ctx (ctx, resbuf); -} - -/* Compute MD5 message digest for bytes read from STREAM. The - resulting message digest number will be written into the 16 bytes - beginning at RESBLOCK. */ -int -md5_stream (stream, resblock) - FILE *stream; - void *resblock; -{ - /* Important: BLOCKSIZE must be a multiple of 64. */ -#define BLOCKSIZE 4096 - struct md5_ctx ctx; - char buffer[BLOCKSIZE + 72]; - size_t sum; - - /* Initialize the computation context. */ - md5_init_ctx (&ctx); - - /* Iterate over full file contents. */ - while (1) - { - /* We read the file in blocks of BLOCKSIZE bytes. One call of the - computation function processes the whole buffer so that with the - next round of the loop another block can be read. */ - size_t n; - sum = 0; - - /* Read block. Take care for partial reads. */ - do - { - n = fread (buffer + sum, 1, BLOCKSIZE - sum, stream); - - sum += n; - } - while (sum < BLOCKSIZE && n != 0); - if (n == 0 && ferror (stream)) - return 1; - - /* If end of file is reached, end the loop. */ - if (n == 0) - break; - - /* Process buffer with BLOCKSIZE bytes. Note that - BLOCKSIZE % 64 == 0 - */ - md5_process_block (buffer, BLOCKSIZE, &ctx); - } - - /* Add the last bytes if necessary. */ - if (sum > 0) - md5_process_bytes (buffer, sum, &ctx); - - /* Construct result in desired memory. */ - md5_finish_ctx (&ctx, resblock); - return 0; -} - -/* Compute MD5 message digest for LEN bytes beginning at BUFFER. The - result is always in little endian byte order, so that a byte-wise - output yields to the wanted ASCII representation of the message - digest. */ -void * -md5_buffer (buffer, len, resblock) - const char *buffer; - size_t len; - void *resblock; -{ - struct md5_ctx ctx; - - /* Initialize the computation context. */ - md5_init_ctx (&ctx); - - /* Process whole buffer but last len % 64 bytes. */ - md5_process_bytes (buffer, len, &ctx); - - /* Put result in desired memory area. */ - return md5_finish_ctx (&ctx, resblock); -} - - -void -md5_process_bytes (buffer, len, ctx) - const void *buffer; - size_t len; - struct md5_ctx *ctx; -{ - /* When we already have some bits in our internal buffer concatenate - both inputs first. */ - if (ctx->buflen != 0) - { - size_t left_over = ctx->buflen; - size_t add = 128 - left_over > len ? len : 128 - left_over; - - memcpy (&ctx->buffer[left_over], buffer, add); - ctx->buflen += add; - - if (left_over + add > 64) - { - md5_process_block (ctx->buffer, (left_over + add) & ~63, ctx); - /* The regions in the following copy operation cannot overlap. */ - memcpy (ctx->buffer, &ctx->buffer[(left_over + add) & ~63], - (left_over + add) & 63); - ctx->buflen = (left_over + add) & 63; - } - - buffer = (const char *) buffer + add; - len -= add; - } - - /* Process available complete blocks. */ - if (len > 64) - { - md5_process_block (buffer, len & ~63, ctx); - buffer = (const char *) buffer + (len & ~63); - len &= 63; - } - - /* Move remaining bytes in internal buffer. */ - if (len > 0) - { - memcpy (ctx->buffer, buffer, len); - ctx->buflen = len; - } -} - - -/* These are the four functions used in the four steps of the MD5 algorithm - and defined in the RFC 1321. The first function is a little bit optimized - (as found in Colin Plumbs public domain implementation). */ -/* #define FF(b, c, d) ((b & c) | (~b & d)) */ -#define FF(b, c, d) (d ^ (b & (c ^ d))) -#define FG(b, c, d) FF (d, b, c) -#define FH(b, c, d) (b ^ c ^ d) -#define FI(b, c, d) (c ^ (b | ~d)) - -/* Process LEN bytes of BUFFER, accumulating context into CTX. - It is assumed that LEN % 64 == 0. */ - -void -md5_process_block (buffer, len, ctx) - const void *buffer; - size_t len; - struct md5_ctx *ctx; -{ - md5_uint32 correct_words[16]; - const md5_uint32 *words = buffer; - size_t nwords = len / sizeof (md5_uint32); - const md5_uint32 *endp = words + nwords; - md5_uint32 A = ctx->A; - md5_uint32 B = ctx->B; - md5_uint32 C = ctx->C; - md5_uint32 D = ctx->D; - - /* First increment the byte count. RFC 1321 specifies the possible - length of the file up to 2^64 bits. Here we only compute the - number of bytes. Do a double word increment. */ - ctx->total[0] += len; - if (ctx->total[0] < len) - ++ctx->total[1]; - - /* Process all bytes in the buffer with 64 bytes in each round of - the loop. */ - while (words < endp) - { - md5_uint32 *cwp = correct_words; - md5_uint32 A_save = A; - md5_uint32 B_save = B; - md5_uint32 C_save = C; - md5_uint32 D_save = D; - - /* First round: using the given function, the context and a constant - the next context is computed. Because the algorithms processing - unit is a 32-bit word and it is determined to work on words in - little endian byte order we perhaps have to change the byte order - before the computation. To reduce the work for the next steps - we store the swapped words in the array CORRECT_WORDS. */ - -#define OP(a, b, c, d, s, T) \ - do \ - { \ - a += FF (b, c, d) + (*cwp++ = SWAP (*words)) + T; \ - ++words; \ - CYCLIC (a, s); \ - a += b; \ - } \ - while (0) - - /* It is unfortunate that C does not provide an operator for - cyclic rotation. Hope the C compiler is smart enough. */ -#define CYCLIC(w, s) (w = (w << s) | (w >> (32 - s))) - - /* Before we start, one word to the strange constants. - They are defined in RFC 1321 as - - T[i] = (int) (4294967296.0 * fabs (sin (i))), i=1..64 - */ - - /* Round 1. */ - OP (A, B, C, D, 7, 0xd76aa478); - OP (D, A, B, C, 12, 0xe8c7b756); - OP (C, D, A, B, 17, 0x242070db); - OP (B, C, D, A, 22, 0xc1bdceee); - OP (A, B, C, D, 7, 0xf57c0faf); - OP (D, A, B, C, 12, 0x4787c62a); - OP (C, D, A, B, 17, 0xa8304613); - OP (B, C, D, A, 22, 0xfd469501); - OP (A, B, C, D, 7, 0x698098d8); - OP (D, A, B, C, 12, 0x8b44f7af); - OP (C, D, A, B, 17, 0xffff5bb1); - OP (B, C, D, A, 22, 0x895cd7be); - OP (A, B, C, D, 7, 0x6b901122); - OP (D, A, B, C, 12, 0xfd987193); - OP (C, D, A, B, 17, 0xa679438e); - OP (B, C, D, A, 22, 0x49b40821); - - /* For the second to fourth round we have the possibly swapped words - in CORRECT_WORDS. Redefine the macro to take an additional first - argument specifying the function to use. */ -#undef OP -#define OP(f, a, b, c, d, k, s, T) \ - do \ - { \ - a += f (b, c, d) + correct_words[k] + T; \ - CYCLIC (a, s); \ - a += b; \ - } \ - while (0) - - /* Round 2. */ - OP (FG, A, B, C, D, 1, 5, 0xf61e2562); - OP (FG, D, A, B, C, 6, 9, 0xc040b340); - OP (FG, C, D, A, B, 11, 14, 0x265e5a51); - OP (FG, B, C, D, A, 0, 20, 0xe9b6c7aa); - OP (FG, A, B, C, D, 5, 5, 0xd62f105d); - OP (FG, D, A, B, C, 10, 9, 0x02441453); - OP (FG, C, D, A, B, 15, 14, 0xd8a1e681); - OP (FG, B, C, D, A, 4, 20, 0xe7d3fbc8); - OP (FG, A, B, C, D, 9, 5, 0x21e1cde6); - OP (FG, D, A, B, C, 14, 9, 0xc33707d6); - OP (FG, C, D, A, B, 3, 14, 0xf4d50d87); - OP (FG, B, C, D, A, 8, 20, 0x455a14ed); - OP (FG, A, B, C, D, 13, 5, 0xa9e3e905); - OP (FG, D, A, B, C, 2, 9, 0xfcefa3f8); - OP (FG, C, D, A, B, 7, 14, 0x676f02d9); - OP (FG, B, C, D, A, 12, 20, 0x8d2a4c8a); - - /* Round 3. */ - OP (FH, A, B, C, D, 5, 4, 0xfffa3942); - OP (FH, D, A, B, C, 8, 11, 0x8771f681); - OP (FH, C, D, A, B, 11, 16, 0x6d9d6122); - OP (FH, B, C, D, A, 14, 23, 0xfde5380c); - OP (FH, A, B, C, D, 1, 4, 0xa4beea44); - OP (FH, D, A, B, C, 4, 11, 0x4bdecfa9); - OP (FH, C, D, A, B, 7, 16, 0xf6bb4b60); - OP (FH, B, C, D, A, 10, 23, 0xbebfbc70); - OP (FH, A, B, C, D, 13, 4, 0x289b7ec6); - OP (FH, D, A, B, C, 0, 11, 0xeaa127fa); - OP (FH, C, D, A, B, 3, 16, 0xd4ef3085); - OP (FH, B, C, D, A, 6, 23, 0x04881d05); - OP (FH, A, B, C, D, 9, 4, 0xd9d4d039); - OP (FH, D, A, B, C, 12, 11, 0xe6db99e5); - OP (FH, C, D, A, B, 15, 16, 0x1fa27cf8); - OP (FH, B, C, D, A, 2, 23, 0xc4ac5665); - - /* Round 4. */ - OP (FI, A, B, C, D, 0, 6, 0xf4292244); - OP (FI, D, A, B, C, 7, 10, 0x432aff97); - OP (FI, C, D, A, B, 14, 15, 0xab9423a7); - OP (FI, B, C, D, A, 5, 21, 0xfc93a039); - OP (FI, A, B, C, D, 12, 6, 0x655b59c3); - OP (FI, D, A, B, C, 3, 10, 0x8f0ccc92); - OP (FI, C, D, A, B, 10, 15, 0xffeff47d); - OP (FI, B, C, D, A, 1, 21, 0x85845dd1); - OP (FI, A, B, C, D, 8, 6, 0x6fa87e4f); - OP (FI, D, A, B, C, 15, 10, 0xfe2ce6e0); - OP (FI, C, D, A, B, 6, 15, 0xa3014314); - OP (FI, B, C, D, A, 13, 21, 0x4e0811a1); - OP (FI, A, B, C, D, 4, 6, 0xf7537e82); - OP (FI, D, A, B, C, 11, 10, 0xbd3af235); - OP (FI, C, D, A, B, 2, 15, 0x2ad7d2bb); - OP (FI, B, C, D, A, 9, 21, 0xeb86d391); - - /* Add the starting values of the context. */ - A += A_save; - B += B_save; - C += C_save; - D += D_save; - } - - /* Put checksum in context given as argument. */ - ctx->A = A; - ctx->B = B; - ctx->C = C; - ctx->D = D; -} diff --git a/md5-crypt/md5.h b/md5-crypt/md5.h deleted file mode 100644 index fbc2bdbf93..0000000000 --- a/md5-crypt/md5.h +++ /dev/null @@ -1,147 +0,0 @@ -/* Declaration of functions and data types used for MD5 sum computing - library functions. - Copyright (C) 1995, 1996, 1997, 1999 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#ifndef _MD5_H -#define _MD5_H 1 - -#include - -#if defined HAVE_LIMITS_H || _LIBC -# include -#endif - -/* The following contortions are an attempt to use the C preprocessor - to determine an unsigned integral type that is 32 bits wide. An - alternative approach is to use autoconf's AC_CHECK_SIZEOF macro, but - doing that would require that the configure script compile and *run* - the resulting executable. Locally running cross-compiled executables - is usually not possible. */ - -#ifdef _LIBC -# include -typedef u_int32_t md5_uint32; -#else -# if defined __STDC__ && __STDC__ -# define UINT_MAX_32_BITS 4294967295U -# else -# define UINT_MAX_32_BITS 0xFFFFFFFF -# endif - -/* If UINT_MAX isn't defined, assume it's a 32-bit type. - This should be valid for all systems GNU cares about because - that doesn't include 16-bit systems, and only modern systems - (that certainly have ) have 64+-bit integral types. */ - -# ifndef UINT_MAX -# define UINT_MAX UINT_MAX_32_BITS -# endif - -# if UINT_MAX == UINT_MAX_32_BITS - typedef unsigned int md5_uint32; -# else -# if USHRT_MAX == UINT_MAX_32_BITS - typedef unsigned short md5_uint32; -# else -# if ULONG_MAX == UINT_MAX_32_BITS - typedef unsigned long md5_uint32; -# else - /* The following line is intended to evoke an error. - Using #error is not portable enough. */ - "Cannot determine unsigned 32-bit data type." -# endif -# endif -# endif -#endif - -#undef __P -#if defined (__STDC__) && __STDC__ -# define __P(x) x -#else -# define __P(x) () -#endif - -/* Structure to save state of computation between the single steps. */ -struct md5_ctx -{ - md5_uint32 A; - md5_uint32 B; - md5_uint32 C; - md5_uint32 D; - - md5_uint32 total[2]; - md5_uint32 buflen; - char buffer[128]; -}; - -/* - * The following three functions are build up the low level used in - * the functions `md5_stream' and `md5_buffer'. - */ - -/* Initialize structure containing state of computation. - (RFC 1321, 3.3: Step 3) */ -extern void __md5_init_ctx __P ((struct md5_ctx *ctx)); - -/* Starting with the result of former calls of this function (or the - initialization function update the context for the next LEN bytes - starting at BUFFER. - It is necessary that LEN is a multiple of 64!!! */ -extern void __md5_process_block __P ((const void *buffer, size_t len, - struct md5_ctx *ctx)); - -/* Starting with the result of former calls of this function (or the - initialization function update the context for the next LEN bytes - starting at BUFFER. - It is NOT required that LEN is a multiple of 64. */ -extern void __md5_process_bytes __P ((const void *buffer, size_t len, - struct md5_ctx *ctx)); - -/* Process the remaining bytes in the buffer and put result from CTX - in first 16 bytes following RESBUF. The result is always in little - endian byte order, so that a byte-wise output yields to the wanted - ASCII representation of the message digest. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 32 bits value. */ -extern void *__md5_finish_ctx __P ((struct md5_ctx *ctx, void *resbuf)); - - -/* Put result from CTX in first 16 bytes following RESBUF. The result is - always in little endian byte order, so that a byte-wise output yields - to the wanted ASCII representation of the message digest. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 32 bits value. */ -extern void *__md5_read_ctx __P ((const struct md5_ctx *ctx, void *resbuf)); - - -/* Compute MD5 message digest for bytes read from STREAM. The - resulting message digest number will be written into the 16 bytes - beginning at RESBLOCK. */ -extern int __md5_stream __P ((FILE *stream, void *resblock)); - -/* Compute MD5 message digest for LEN bytes beginning at BUFFER. The - result is always in little endian byte order, so that a byte-wise - output yields to the wanted ASCII representation of the message - digest. */ -extern void *__md5_buffer __P ((const char *buffer, size_t len, - void *resblock)); - -#endif /* md5.h */ diff --git a/md5-crypt/md5c-test.c b/md5-crypt/md5c-test.c deleted file mode 100644 index f56d0eb4ab..0000000000 --- a/md5-crypt/md5c-test.c +++ /dev/null @@ -1,15 +0,0 @@ -#include -#include - -int -main (int argc, char *argv[]) -{ - const char salt[] = "$1$saltstring"; - char *cp; - int result = 0; - - cp = crypt ("Hello world!", salt); - result |= strcmp ("$1$saltstri$YMyguxXMBpd2TEZ.vS/3q1", cp); - - return result; -} diff --git a/md5-crypt/md5test.c b/md5-crypt/md5test.c deleted file mode 100644 index cfd9605099..0000000000 --- a/md5-crypt/md5test.c +++ /dev/null @@ -1,45 +0,0 @@ -#include -#include "md5.h" - -static const struct -{ - const char *input; - const char result[16]; -} tests[] = - { - { "", - "\xd4\x1d\x8c\xd9\x8f\x00\xb2\x04\xe9\x80\x09\x98\xec\xf8\x42\x7e" }, - { "a", - "\x0c\xc1\x75\xb9\xc0\xf1\xb6\xa8\x31\xc3\x99\xe2\x69\x77\x26\x61" }, - { "abc", - "\x90\x01\x50\x98\x3c\xd2\x4f\xb0\xd6\x96\x3f\x7d\x28\xe1\x7f\x72" }, - { "message digest", - "\xf9\x6b\x69\x7d\x7c\xb7\x93\x8d\x52\x5a\x2f\x31\xaa\xf1\x61\xd0" }, - { "abcdefghijklmnopqrstuvwxyz", - "\xc3\xfc\xd3\xd7\x61\x92\xe4\x00\x7d\xfb\x49\x6c\xca\x67\xe1\x3b" }, - { "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", - "\xd1\x74\xab\x98\xd2\x77\xd9\xf5\xa5\x61\x1c\x2c\x9f\x41\x9d\x9f" }, - { "123456789012345678901234567890123456789012345678901234567890" - "12345678901234567890", - "\x57\xed\xf4\xa2\x2b\xe3\xc9\x55\xac\x49\xda\x2e\x21\x07\xb6\x7a" } - }; - - -int -main (int argc, char *argv[]) -{ - struct md5_ctx ctx; - char sum[16]; - int result = 0; - int cnt; - - for (cnt = 0; cnt < (int) (sizeof (tests) / sizeof (tests[0])); ++cnt) - { - __md5_init_ctx (&ctx); - __md5_process_bytes (tests[cnt].input, strlen (tests[cnt].input), &ctx); - __md5_finish_ctx (&ctx, sum); - result |= memcmp (tests[cnt].result, sum, 16); - } - - return result; -} diff --git a/md5-crypt/onlymd5-entry.c b/md5-crypt/onlymd5-entry.c deleted file mode 100644 index d03fae9bd1..0000000000 --- a/md5-crypt/onlymd5-entry.c +++ /dev/null @@ -1 +0,0 @@ -#include -- cgit 1.4.1