md5_dgst.c revision 109998
1147072Sbrooks/* crypto/md5/md5_dgst.c */ 2147072Sbrooks/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3147072Sbrooks * All rights reserved. 4147086Sbrooks * 5147072Sbrooks * This package is an SSL implementation written 6147072Sbrooks * by Eric Young (eay@cryptsoft.com). 7147072Sbrooks * The implementation was written so as to conform with Netscapes SSL. 8147072Sbrooks * 9147072Sbrooks * This library is free for commercial and non-commercial use as long as 10147072Sbrooks * the following conditions are aheared to. The following conditions 11147072Sbrooks * apply to all code found in this distribution, be it the RC4, RSA, 12147072Sbrooks * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13147072Sbrooks * included with this distribution is covered by the same copyright terms 14147072Sbrooks * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15147072Sbrooks * 16147072Sbrooks * Copyright remains Eric Young's, and as such any Copyright notices in 17147072Sbrooks * the code are not to be removed. 18147072Sbrooks * If this package is used in a product, Eric Young should be given attribution 19147072Sbrooks * as the author of the parts of the library used. 20147072Sbrooks * This can be in the form of a textual message at program startup or 21147072Sbrooks * in documentation (online or textual) provided with the package. 22147086Sbrooks * 23147086Sbrooks * Redistribution and use in source and binary forms, with or without 24147086Sbrooks * modification, are permitted provided that the following conditions 25147086Sbrooks * are met: 26147086Sbrooks * 1. Redistributions of source code must retain the copyright 27147086Sbrooks * notice, this list of conditions and the following disclaimer. 28147086Sbrooks * 2. Redistributions in binary form must reproduce the above copyright 29147086Sbrooks * notice, this list of conditions and the following disclaimer in the 30147086Sbrooks * documentation and/or other materials provided with the distribution. 31147086Sbrooks * 3. All advertising materials mentioning features or use of this software 32147086Sbrooks * must display the following acknowledgement: 33147086Sbrooks * "This product includes cryptographic software written by 34147086Sbrooks * Eric Young (eay@cryptsoft.com)" 35147072Sbrooks * The word 'cryptographic' can be left out if the rouines from the library 36147072Sbrooks * being used are not cryptographic related :-). 37147072Sbrooks * 4. If you include any Windows specific code (or a derivative thereof) from 38147072Sbrooks * the apps directory (application code) you must include an acknowledgement: 39147086Sbrooks * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40147086Sbrooks * 41147086Sbrooks * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42147086Sbrooks * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43147086Sbrooks * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44147086Sbrooks * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45147086Sbrooks * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46147086Sbrooks * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47147086Sbrooks * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48147072Sbrooks * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49147072Sbrooks * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50147072Sbrooks * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51147086Sbrooks * SUCH DAMAGE. 52147086Sbrooks * 53147086Sbrooks * The licence and distribution terms for any publically available version or 54147086Sbrooks * derivative of this code cannot be changed. i.e. this code cannot simply be 55147086Sbrooks * copied and put under another distribution licence 56147086Sbrooks * [including the GNU Public Licence.] 57147086Sbrooks */ 58147086Sbrooks 59147086Sbrooks#include <stdio.h> 60147086Sbrooks#include "md5_locl.h" 61147072Sbrooks#include <openssl/opensslv.h> 62147072Sbrooks 63147072Sbrooksconst char *MD5_version="MD5" OPENSSL_VERSION_PTEXT; 64147072Sbrooks 65147072Sbrooks/* Implemented from RFC1321 The MD5 Message-Digest Algorithm 66147072Sbrooks */ 67147072Sbrooks 68147086Sbrooks#define INIT_DATA_A (unsigned long)0x67452301L 69147086Sbrooks#define INIT_DATA_B (unsigned long)0xefcdab89L 70147086Sbrooks#define INIT_DATA_C (unsigned long)0x98badcfeL 71147086Sbrooks#define INIT_DATA_D (unsigned long)0x10325476L 72147072Sbrooks 73147072Sbrooksint MD5_Init(MD5_CTX *c) 74147072Sbrooks { 75147072Sbrooks c->A=INIT_DATA_A; 76147072Sbrooks c->B=INIT_DATA_B; 77147086Sbrooks c->C=INIT_DATA_C; 78147072Sbrooks c->D=INIT_DATA_D; 79147072Sbrooks c->Nl=0; 80147072Sbrooks c->Nh=0; 81147072Sbrooks c->num=0; 82147072Sbrooks return 1; 83147072Sbrooks } 84147072Sbrooks 85147086Sbrooks#ifndef md5_block_host_order 86147072Sbrooksvoid md5_block_host_order (MD5_CTX *c, const void *data, int num) 87147072Sbrooks { 88147072Sbrooks const MD5_LONG *X=data; 89147072Sbrooks register unsigned MD32_REG_T A,B,C,D; 90147086Sbrooks 91147086Sbrooks A=c->A; 92147086Sbrooks B=c->B; 93147086Sbrooks C=c->C; 94147086Sbrooks D=c->D; 95147086Sbrooks 96147072Sbrooks for (;num--;X+=HASH_LBLOCK) 97147072Sbrooks { 98147072Sbrooks /* Round 0 */ 99147072Sbrooks R0(A,B,C,D,X[ 0], 7,0xd76aa478L); 100147072Sbrooks R0(D,A,B,C,X[ 1],12,0xe8c7b756L); 101147072Sbrooks R0(C,D,A,B,X[ 2],17,0x242070dbL); 102147072Sbrooks R0(B,C,D,A,X[ 3],22,0xc1bdceeeL); 103147072Sbrooks R0(A,B,C,D,X[ 4], 7,0xf57c0fafL); 104147072Sbrooks R0(D,A,B,C,X[ 5],12,0x4787c62aL); 105147086Sbrooks R0(C,D,A,B,X[ 6],17,0xa8304613L); 106147072Sbrooks R0(B,C,D,A,X[ 7],22,0xfd469501L); 107147072Sbrooks R0(A,B,C,D,X[ 8], 7,0x698098d8L); 108147072Sbrooks R0(D,A,B,C,X[ 9],12,0x8b44f7afL); 109147086Sbrooks R0(C,D,A,B,X[10],17,0xffff5bb1L); 110147072Sbrooks R0(B,C,D,A,X[11],22,0x895cd7beL); 111147072Sbrooks R0(A,B,C,D,X[12], 7,0x6b901122L); 112147072Sbrooks R0(D,A,B,C,X[13],12,0xfd987193L); 113147072Sbrooks R0(C,D,A,B,X[14],17,0xa679438eL); 114147072Sbrooks R0(B,C,D,A,X[15],22,0x49b40821L); 115147072Sbrooks /* Round 1 */ 116147072Sbrooks R1(A,B,C,D,X[ 1], 5,0xf61e2562L); 117147072Sbrooks R1(D,A,B,C,X[ 6], 9,0xc040b340L); 118147072Sbrooks R1(C,D,A,B,X[11],14,0x265e5a51L); 119147072Sbrooks R1(B,C,D,A,X[ 0],20,0xe9b6c7aaL); 120147072Sbrooks R1(A,B,C,D,X[ 5], 5,0xd62f105dL); 121147072Sbrooks R1(D,A,B,C,X[10], 9,0x02441453L); 122147086Sbrooks R1(C,D,A,B,X[15],14,0xd8a1e681L); 123147072Sbrooks R1(B,C,D,A,X[ 4],20,0xe7d3fbc8L); 124147072Sbrooks R1(A,B,C,D,X[ 9], 5,0x21e1cde6L); 125147072Sbrooks R1(D,A,B,C,X[14], 9,0xc33707d6L); 126147072Sbrooks R1(C,D,A,B,X[ 3],14,0xf4d50d87L); 127147072Sbrooks R1(B,C,D,A,X[ 8],20,0x455a14edL); 128147072Sbrooks R1(A,B,C,D,X[13], 5,0xa9e3e905L); 129147072Sbrooks R1(D,A,B,C,X[ 2], 9,0xfcefa3f8L); 130147072Sbrooks R1(C,D,A,B,X[ 7],14,0x676f02d9L); 131147072Sbrooks R1(B,C,D,A,X[12],20,0x8d2a4c8aL); 132147072Sbrooks /* Round 2 */ 133147072Sbrooks R2(A,B,C,D,X[ 5], 4,0xfffa3942L); 134147072Sbrooks R2(D,A,B,C,X[ 8],11,0x8771f681L); 135147072Sbrooks R2(C,D,A,B,X[11],16,0x6d9d6122L); 136147072Sbrooks R2(B,C,D,A,X[14],23,0xfde5380cL); 137147072Sbrooks R2(A,B,C,D,X[ 1], 4,0xa4beea44L); 138147072Sbrooks R2(D,A,B,C,X[ 4],11,0x4bdecfa9L); 139147072Sbrooks R2(C,D,A,B,X[ 7],16,0xf6bb4b60L); 140147072Sbrooks R2(B,C,D,A,X[10],23,0xbebfbc70L); 141147072Sbrooks R2(A,B,C,D,X[13], 4,0x289b7ec6L); 142147072Sbrooks R2(D,A,B,C,X[ 0],11,0xeaa127faL); 143147072Sbrooks R2(C,D,A,B,X[ 3],16,0xd4ef3085L); 144147072Sbrooks R2(B,C,D,A,X[ 6],23,0x04881d05L); 145147072Sbrooks R2(A,B,C,D,X[ 9], 4,0xd9d4d039L); 146147072Sbrooks R2(D,A,B,C,X[12],11,0xe6db99e5L); 147147072Sbrooks R2(C,D,A,B,X[15],16,0x1fa27cf8L); 148147072Sbrooks R2(B,C,D,A,X[ 2],23,0xc4ac5665L); 149147072Sbrooks /* Round 3 */ 150147072Sbrooks R3(A,B,C,D,X[ 0], 6,0xf4292244L); 151147072Sbrooks R3(D,A,B,C,X[ 7],10,0x432aff97L); 152147072Sbrooks R3(C,D,A,B,X[14],15,0xab9423a7L); 153147072Sbrooks R3(B,C,D,A,X[ 5],21,0xfc93a039L); 154147072Sbrooks R3(A,B,C,D,X[12], 6,0x655b59c3L); 155147072Sbrooks R3(D,A,B,C,X[ 3],10,0x8f0ccc92L); 156147072Sbrooks R3(C,D,A,B,X[10],15,0xffeff47dL); 157147072Sbrooks R3(B,C,D,A,X[ 1],21,0x85845dd1L); 158147072Sbrooks R3(A,B,C,D,X[ 8], 6,0x6fa87e4fL); 159147072Sbrooks R3(D,A,B,C,X[15],10,0xfe2ce6e0L); 160147072Sbrooks R3(C,D,A,B,X[ 6],15,0xa3014314L); 161147072Sbrooks R3(B,C,D,A,X[13],21,0x4e0811a1L); 162147072Sbrooks R3(A,B,C,D,X[ 4], 6,0xf7537e82L); 163147072Sbrooks R3(D,A,B,C,X[11],10,0xbd3af235L); 164147072Sbrooks R3(C,D,A,B,X[ 2],15,0x2ad7d2bbL); 165147072Sbrooks R3(B,C,D,A,X[ 9],21,0xeb86d391L); 166147072Sbrooks 167147072Sbrooks A = c->A += A; 168147072Sbrooks B = c->B += B; 169147072Sbrooks C = c->C += C; 170147072Sbrooks D = c->D += D; 171147072Sbrooks } 172147072Sbrooks } 173147072Sbrooks#endif 174147072Sbrooks 175147138Sbrooks#ifndef md5_block_data_order 176147138Sbrooks#ifdef X 177147138Sbrooks#undef X 178147138Sbrooks#endif 179147138Sbrooksvoid md5_block_data_order (MD5_CTX *c, const void *data_, int num) 180147138Sbrooks { 181147138Sbrooks const unsigned char *data=data_; 182147138Sbrooks register unsigned MD32_REG_T A,B,C,D,l; 183147138Sbrooks#ifndef MD32_XARRAY 184147138Sbrooks /* See comment in crypto/sha/sha_locl.h for details. */ 185147072Sbrooks unsigned MD32_REG_T XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7, 186147072Sbrooks XX8, XX9,XX10,XX11,XX12,XX13,XX14,XX15; 187147072Sbrooks# define X(i) XX##i 188147072Sbrooks#else 189147086Sbrooks MD5_LONG XX[MD5_LBLOCK]; 190147086Sbrooks# define X(i) XX[i] 191147086Sbrooks#endif 192147086Sbrooks 193147072Sbrooks A=c->A; 194147072Sbrooks B=c->B; 195147072Sbrooks C=c->C; 196147072Sbrooks D=c->D; 197147072Sbrooks 198147072Sbrooks for (;num--;) 199147072Sbrooks { 200147072Sbrooks HOST_c2l(data,l); X( 0)=l; HOST_c2l(data,l); X( 1)=l; 201147072Sbrooks /* Round 0 */ 202147072Sbrooks R0(A,B,C,D,X( 0), 7,0xd76aa478L); HOST_c2l(data,l); X( 2)=l; 203147072Sbrooks R0(D,A,B,C,X( 1),12,0xe8c7b756L); HOST_c2l(data,l); X( 3)=l; 204147072Sbrooks R0(C,D,A,B,X( 2),17,0x242070dbL); HOST_c2l(data,l); X( 4)=l; 205147072Sbrooks R0(B,C,D,A,X( 3),22,0xc1bdceeeL); HOST_c2l(data,l); X( 5)=l; 206147072Sbrooks R0(A,B,C,D,X( 4), 7,0xf57c0fafL); HOST_c2l(data,l); X( 6)=l; 207147072Sbrooks R0(D,A,B,C,X( 5),12,0x4787c62aL); HOST_c2l(data,l); X( 7)=l; 208147072Sbrooks R0(C,D,A,B,X( 6),17,0xa8304613L); HOST_c2l(data,l); X( 8)=l; 209147072Sbrooks R0(B,C,D,A,X( 7),22,0xfd469501L); HOST_c2l(data,l); X( 9)=l; 210147072Sbrooks R0(A,B,C,D,X( 8), 7,0x698098d8L); HOST_c2l(data,l); X(10)=l; 211147086Sbrooks R0(D,A,B,C,X( 9),12,0x8b44f7afL); HOST_c2l(data,l); X(11)=l; 212147072Sbrooks R0(C,D,A,B,X(10),17,0xffff5bb1L); HOST_c2l(data,l); X(12)=l; 213147072Sbrooks R0(B,C,D,A,X(11),22,0x895cd7beL); HOST_c2l(data,l); X(13)=l; 214147072Sbrooks R0(A,B,C,D,X(12), 7,0x6b901122L); HOST_c2l(data,l); X(14)=l; 215147072Sbrooks R0(D,A,B,C,X(13),12,0xfd987193L); HOST_c2l(data,l); X(15)=l; 216147072Sbrooks R0(C,D,A,B,X(14),17,0xa679438eL); 217147072Sbrooks R0(B,C,D,A,X(15),22,0x49b40821L); 218147072Sbrooks /* Round 1 */ 219147072Sbrooks R1(A,B,C,D,X( 1), 5,0xf61e2562L); 220147072Sbrooks R1(D,A,B,C,X( 6), 9,0xc040b340L); 221147072Sbrooks R1(C,D,A,B,X(11),14,0x265e5a51L); 222147072Sbrooks R1(B,C,D,A,X( 0),20,0xe9b6c7aaL); 223147072Sbrooks R1(A,B,C,D,X( 5), 5,0xd62f105dL); 224147072Sbrooks R1(D,A,B,C,X(10), 9,0x02441453L); 225147072Sbrooks R1(C,D,A,B,X(15),14,0xd8a1e681L); 226147072Sbrooks R1(B,C,D,A,X( 4),20,0xe7d3fbc8L); 227147072Sbrooks R1(A,B,C,D,X( 9), 5,0x21e1cde6L); 228147072Sbrooks R1(D,A,B,C,X(14), 9,0xc33707d6L); 229147072Sbrooks R1(C,D,A,B,X( 3),14,0xf4d50d87L); 230147072Sbrooks R1(B,C,D,A,X( 8),20,0x455a14edL); 231147072Sbrooks R1(A,B,C,D,X(13), 5,0xa9e3e905L); 232147072Sbrooks R1(D,A,B,C,X( 2), 9,0xfcefa3f8L); 233147072Sbrooks R1(C,D,A,B,X( 7),14,0x676f02d9L); 234147072Sbrooks R1(B,C,D,A,X(12),20,0x8d2a4c8aL); 235147072Sbrooks /* Round 2 */ 236147072Sbrooks R2(A,B,C,D,X( 5), 4,0xfffa3942L); 237147072Sbrooks R2(D,A,B,C,X( 8),11,0x8771f681L); 238147072Sbrooks R2(C,D,A,B,X(11),16,0x6d9d6122L); 239147072Sbrooks R2(B,C,D,A,X(14),23,0xfde5380cL); 240147072Sbrooks R2(A,B,C,D,X( 1), 4,0xa4beea44L); 241147072Sbrooks R2(D,A,B,C,X( 4),11,0x4bdecfa9L); 242147072Sbrooks R2(C,D,A,B,X( 7),16,0xf6bb4b60L); 243147072Sbrooks R2(B,C,D,A,X(10),23,0xbebfbc70L); 244147072Sbrooks R2(A,B,C,D,X(13), 4,0x289b7ec6L); 245147072Sbrooks R2(D,A,B,C,X( 0),11,0xeaa127faL); 246147072Sbrooks R2(C,D,A,B,X( 3),16,0xd4ef3085L); 247147072Sbrooks R2(B,C,D,A,X( 6),23,0x04881d05L); 248147072Sbrooks R2(A,B,C,D,X( 9), 4,0xd9d4d039L); 249147072Sbrooks R2(D,A,B,C,X(12),11,0xe6db99e5L); 250147072Sbrooks R2(C,D,A,B,X(15),16,0x1fa27cf8L); 251147072Sbrooks R2(B,C,D,A,X( 2),23,0xc4ac5665L); 252147086Sbrooks /* Round 3 */ 253147072Sbrooks R3(A,B,C,D,X( 0), 6,0xf4292244L); 254147072Sbrooks R3(D,A,B,C,X( 7),10,0x432aff97L); 255147072Sbrooks R3(C,D,A,B,X(14),15,0xab9423a7L); 256147072Sbrooks R3(B,C,D,A,X( 5),21,0xfc93a039L); 257147072Sbrooks R3(A,B,C,D,X(12), 6,0x655b59c3L); 258147072Sbrooks R3(D,A,B,C,X( 3),10,0x8f0ccc92L); 259147072Sbrooks R3(C,D,A,B,X(10),15,0xffeff47dL); 260147138Sbrooks R3(B,C,D,A,X( 1),21,0x85845dd1L); 261147072Sbrooks R3(A,B,C,D,X( 8), 6,0x6fa87e4fL); 262147072Sbrooks R3(D,A,B,C,X(15),10,0xfe2ce6e0L); 263147072Sbrooks R3(C,D,A,B,X( 6),15,0xa3014314L); 264147072Sbrooks R3(B,C,D,A,X(13),21,0x4e0811a1L); 265147072Sbrooks R3(A,B,C,D,X( 4), 6,0xf7537e82L); 266147138Sbrooks R3(D,A,B,C,X(11),10,0xbd3af235L); 267147072Sbrooks R3(C,D,A,B,X( 2),15,0x2ad7d2bbL); 268147072Sbrooks R3(B,C,D,A,X( 9),21,0xeb86d391L); 269147072Sbrooks 270147138Sbrooks A = c->A += A; 271 B = c->B += B; 272 C = c->C += C; 273 D = c->D += D; 274 } 275 } 276#endif 277 278#ifdef undef 279int printit(unsigned long *l) 280 { 281 int i,ii; 282 283 for (i=0; i<2; i++) 284 { 285 for (ii=0; ii<8; ii++) 286 { 287 fprintf(stderr,"%08lx ",l[i*8+ii]); 288 } 289 fprintf(stderr,"\n"); 290 } 291 } 292#endif 293