/* crypto/md5/md5_dgst.c */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * 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 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 cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``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 OR 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. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ #include <stdio.h> #include "md5_locl.h" #include <openssl/opensslv.h> const char MD5_version[]="MD5" OPENSSL_VERSION_PTEXT; /* Implemented from RFC1321 The MD5 Message-Digest Algorithm */ #define INIT_DATA_A (unsigned long)0x67452301L #define INIT_DATA_B (unsigned long)0xefcdab89L #define INIT_DATA_C (unsigned long)0x98badcfeL #define INIT_DATA_D (unsigned long)0x10325476L int MD5_Init(MD5_CTX *c) { c->A=INIT_DATA_A; c->B=INIT_DATA_B; c->C=INIT_DATA_C; c->D=INIT_DATA_D; c->Nl=0; c->Nh=0; c->num=0; return 1; } #ifndef md5_block_data_order #ifdef X #undef X #endif void md5_block_data_order (MD5_CTX *c, const void *data_, size_t num) { const unsigned char *data=data_; register unsigned MD32_REG_T A,B,C,D,l; #ifndef MD32_XARRAY /* See comment in crypto/sha/sha_locl.h for details. */ unsigned MD32_REG_T XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7, XX8, XX9,XX10,XX11,XX12,XX13,XX14,XX15; # define X(i) XX##i #else MD5_LONG XX[MD5_LBLOCK]; # define X(i) XX[i] #endif A=c->A; B=c->B; C=c->C; D=c->D; for (;num--;) { HOST_c2l(data,l); X( 0)=l; HOST_c2l(data,l); X( 1)=l; /* Round 0 */ R0(A,B,C,D,X( 0), 7,0xd76aa478L); HOST_c2l(data,l); X( 2)=l; R0(D,A,B,C,X( 1),12,0xe8c7b756L); HOST_c2l(data,l); X( 3)=l; R0(C,D,A,B,X( 2),17,0x242070dbL); HOST_c2l(data,l); X( 4)=l; R0(B,C,D,A,X( 3),22,0xc1bdceeeL); HOST_c2l(data,l); X( 5)=l; R0(A,B,C,D,X( 4), 7,0xf57c0fafL); HOST_c2l(data,l); X( 6)=l; R0(D,A,B,C,X( 5),12,0x4787c62aL); HOST_c2l(data,l); X( 7)=l; R0(C,D,A,B,X( 6),17,0xa8304613L); HOST_c2l(data,l); X( 8)=l; R0(B,C,D,A,X( 7),22,0xfd469501L); HOST_c2l(data,l); X( 9)=l; R0(A,B,C,D,X( 8), 7,0x698098d8L); HOST_c2l(data,l); X(10)=l; R0(D,A,B,C,X( 9),12,0x8b44f7afL); HOST_c2l(data,l); X(11)=l; R0(C,D,A,B,X(10),17,0xffff5bb1L); HOST_c2l(data,l); X(12)=l; R0(B,C,D,A,X(11),22,0x895cd7beL); HOST_c2l(data,l); X(13)=l; R0(A,B,C,D,X(12), 7,0x6b901122L); HOST_c2l(data,l); X(14)=l; R0(D,A,B,C,X(13),12,0xfd987193L); HOST_c2l(data,l); X(15)=l; R0(C,D,A,B,X(14),17,0xa679438eL); R0(B,C,D,A,X(15),22,0x49b40821L); /* Round 1 */ R1(A,B,C,D,X( 1), 5,0xf61e2562L); R1(D,A,B,C,X( 6), 9,0xc040b340L); R1(C,D,A,B,X(11),14,0x265e5a51L); R1(B,C,D,A,X( 0),20,0xe9b6c7aaL); R1(A,B,C,D,X( 5), 5,0xd62f105dL); R1(D,A,B,C,X(10), 9,0x02441453L); R1(C,D,A,B,X(15),14,0xd8a1e681L); R1(B,C,D,A,X( 4),20,0xe7d3fbc8L); R1(A,B,C,D,X( 9), 5,0x21e1cde6L); R1(D,A,B,C,X(14), 9,0xc33707d6L); R1(C,D,A,B,X( 3),14,0xf4d50d87L); R1(B,C,D,A,X( 8),20,0x455a14edL); R1(A,B,C,D,X(13), 5,0xa9e3e905L); R1(D,A,B,C,X( 2), 9,0xfcefa3f8L); R1(C,D,A,B,X( 7),14,0x676f02d9L); R1(B,C,D,A,X(12),20,0x8d2a4c8aL); /* Round 2 */ R2(A,B,C,D,X( 5), 4,0xfffa3942L); R2(D,A,B,C,X( 8),11,0x8771f681L); R2(C,D,A,B,X(11),16,0x6d9d6122L); R2(B,C,D,A,X(14),23,0xfde5380cL); R2(A,B,C,D,X( 1), 4,0xa4beea44L); R2(D,A,B,C,X( 4),11,0x4bdecfa9L); R2(C,D,A,B,X( 7),16,0xf6bb4b60L); R2(B,C,D,A,X(10),23,0xbebfbc70L); R2(A,B,C,D,X(13), 4,0x289b7ec6L); R2(D,A,B,C,X( 0),11,0xeaa127faL); R2(C,D,A,B,X( 3),16,0xd4ef3085L); R2(B,C,D,A,X( 6),23,0x04881d05L); R2(A,B,C,D,X( 9), 4,0xd9d4d039L); R2(D,A,B,C,X(12),11,0xe6db99e5L); R2(C,D,A,B,X(15),16,0x1fa27cf8L); R2(B,C,D,A,X( 2),23,0xc4ac5665L); /* Round 3 */ R3(A,B,C,D,X( 0), 6,0xf4292244L); R3(D,A,B,C,X( 7),10,0x432aff97L); R3(C,D,A,B,X(14),15,0xab9423a7L); R3(B,C,D,A,X( 5),21,0xfc93a039L); R3(A,B,C,D,X(12), 6,0x655b59c3L); R3(D,A,B,C,X( 3),10,0x8f0ccc92L); R3(C,D,A,B,X(10),15,0xffeff47dL); R3(B,C,D,A,X( 1),21,0x85845dd1L); R3(A,B,C,D,X( 8), 6,0x6fa87e4fL); R3(D,A,B,C,X(15),10,0xfe2ce6e0L); R3(C,D,A,B,X( 6),15,0xa3014314L); R3(B,C,D,A,X(13),21,0x4e0811a1L); R3(A,B,C,D,X( 4), 6,0xf7537e82L); R3(D,A,B,C,X(11),10,0xbd3af235L); R3(C,D,A,B,X( 2),15,0x2ad7d2bbL); R3(B,C,D,A,X( 9),21,0xeb86d391L); A = c->A += A; B = c->B += B; C = c->C += C; D = c->D += D; } } #endif