crypto/ripemd/rmd_locl.h

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