1 /* crypto/ripemd/rmd_locl.h */ 2 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay (at) cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh (at) cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay (at) cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh (at) cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58 59 #include <stdlib.h> 60 #include <string.h> 61 #include <openssl/opensslconf.h> 62 #include <openssl/ripemd.h> 63 64 #ifndef RIPEMD160_LONG_LOG2 65 #define RIPEMD160_LONG_LOG2 2 /* default to 32 bits */ 66 #endif 67 68 /* 69 * DO EXAMINE COMMENTS IN crypto/md5/md5_locl.h & crypto/md5/md5_dgst.c 70 * FOR EXPLANATIONS ON FOLLOWING "CODE." 71 * <appro (at) fy.chalmers.se> 72 */ 73 #ifdef RMD160_ASM 74 # if defined(__i386) || defined(__i386__) || defined(_M_IX86) || defined(__INTEL__) 75 # define ripemd160_block_data_order ripemd160_block_asm_data_order 76 # endif 77 #endif 78 79 void ripemd160_block_data_order (RIPEMD160_CTX *c, const void *p,size_t num); 80 81 #define DATA_ORDER_IS_LITTLE_ENDIAN 82 83 #define HASH_LONG RIPEMD160_LONG 84 #define HASH_CTX RIPEMD160_CTX 85 #define HASH_CBLOCK RIPEMD160_CBLOCK 86 #define HASH_UPDATE RIPEMD160_Update 87 #define HASH_TRANSFORM RIPEMD160_Transform 88 #define HASH_FINAL RIPEMD160_Final 89 #define HASH_MAKE_STRING(c,s) do { \ 90 unsigned long ll; \ 91 ll=(c)->A; (void)HOST_l2c(ll,(s)); \ 92 ll=(c)->B; (void)HOST_l2c(ll,(s)); \ 93 ll=(c)->C; (void)HOST_l2c(ll,(s)); \ 94 ll=(c)->D; (void)HOST_l2c(ll,(s)); \ 95 ll=(c)->E; (void)HOST_l2c(ll,(s)); \ 96 } while (0) 97 #define HASH_BLOCK_DATA_ORDER ripemd160_block_data_order 98 99 #include "md32_common.h" 100 101 #if 0 102 #define F1(x,y,z) ((x)^(y)^(z)) 103 #define F2(x,y,z) (((x)&(y))|((~x)&z)) 104 #define F3(x,y,z) (((x)|(~y))^(z)) 105 #define F4(x,y,z) (((x)&(z))|((y)&(~(z)))) 106 #define F5(x,y,z) ((x)^((y)|(~(z)))) 107 #else 108 /* 109 * Transformed F2 and F4 are courtesy of Wei Dai <weidai (at) eskimo.com> 110 */ 111 #define F1(x,y,z) ((x) ^ (y) ^ (z)) 112 #define F2(x,y,z) ((((y) ^ (z)) & (x)) ^ (z)) 113 #define F3(x,y,z) (((~(y)) | (x)) ^ (z)) 114 #define F4(x,y,z) ((((x) ^ (y)) & (z)) ^ (y)) 115 #define F5(x,y,z) (((~(z)) | (y)) ^ (x)) 116 #endif 117 118 #define RIPEMD160_A 0x67452301L 119 #define RIPEMD160_B 0xEFCDAB89L 120 #define RIPEMD160_C 0x98BADCFEL 121 #define RIPEMD160_D 0x10325476L 122 #define RIPEMD160_E 0xC3D2E1F0L 123 124 #include "rmdconst.h" 125 126 #define RIP1(a,b,c,d,e,w,s) { \ 127 a+=F1(b,c,d)+X(w); \ 128 a=ROTATE(a,s)+e; \ 129 c=ROTATE(c,10); } 130 131 #define RIP2(a,b,c,d,e,w,s,K) { \ 132 a+=F2(b,c,d)+X(w)+K; \ 133 a=ROTATE(a,s)+e; \ 134 c=ROTATE(c,10); } 135 136 #define RIP3(a,b,c,d,e,w,s,K) { \ 137 a+=F3(b,c,d)+X(w)+K; \ 138 a=ROTATE(a,s)+e; \ 139 c=ROTATE(c,10); } 140 141 #define RIP4(a,b,c,d,e,w,s,K) { \ 142 a+=F4(b,c,d)+X(w)+K; \ 143 a=ROTATE(a,s)+e; \ 144 c=ROTATE(c,10); } 145 146 #define RIP5(a,b,c,d,e,w,s,K) { \ 147 a+=F5(b,c,d)+X(w)+K; \ 148 a=ROTATE(a,s)+e; \ 149 c=ROTATE(c,10); } 150 151
