crypto/ripemd/rmd_local.h

   1 /*
   2  * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include <stdlib.h>
  11 #include <string.h>
  12 #include <openssl/opensslconf.h>
  13 #include <openssl/ripemd.h>
  14
  15 /*
  16  * DO EXAMINE COMMENTS IN crypto/md5/md5_local.h & crypto/md5/md5_dgst.c
  17  * FOR EXPLANATIONS ON FOLLOWING "CODE."
  18  */
  19 #ifdef RMD160_ASM
  20 # if defined(__i386) || defined(__i386__) || defined(_M_IX86)
  21 #  define ripemd160_block_data_order ripemd160_block_asm_data_order
  22 # endif
  23 #endif
  24
  25 void ripemd160_block_data_order(RIPEMD160_CTX *c, const void *p, size_t num);
  26
  27 #define DATA_ORDER_IS_LITTLE_ENDIAN
  28
  29 #define HASH_LONG               RIPEMD160_LONG
  30 #define HASH_CTX                RIPEMD160_CTX
  31 #define HASH_CBLOCK             RIPEMD160_CBLOCK
  32 #define HASH_UPDATE             RIPEMD160_Update
  33 #define HASH_TRANSFORM          RIPEMD160_Transform
  34 #define HASH_FINAL              RIPEMD160_Final
  35 #define HASH_MAKE_STRING(c,s)   do {    \
  36         unsigned long ll;               \
  37         ll=(c)->A; (void)HOST_l2c(ll,(s));      \
  38         ll=(c)->B; (void)HOST_l2c(ll,(s));      \
  39         ll=(c)->C; (void)HOST_l2c(ll,(s));      \
  40         ll=(c)->D; (void)HOST_l2c(ll,(s));      \
  41         ll=(c)->E; (void)HOST_l2c(ll,(s));      \
  42         } while (0)
  43 #define HASH_BLOCK_DATA_ORDER   ripemd160_block_data_order
  44
  45 #include "crypto/md32_common.h"
  46
  47 /*
  48  * Transformed F2 and F4 are courtesy of Wei Dai
  49  */
  50 #define F1(x,y,z)       ((x) ^ (y) ^ (z))
  51 #define F2(x,y,z)       ((((y) ^ (z)) & (x)) ^ (z))
  52 #define F3(x,y,z)       (((~(y)) | (x)) ^ (z))
  53 #define F4(x,y,z)       ((((x) ^ (y)) & (z)) ^ (y))
  54 #define F5(x,y,z)       (((~(z)) | (y)) ^ (x))
  55
  56 #define RIPEMD160_A     0x67452301L
  57 #define RIPEMD160_B     0xEFCDAB89L
  58 #define RIPEMD160_C     0x98BADCFEL
  59 #define RIPEMD160_D     0x10325476L
  60 #define RIPEMD160_E     0xC3D2E1F0L
  61
  62 #include "rmdconst.h"
  63
  64 #define RIP1(a,b,c,d,e,w,s) { \
  65         a+=F1(b,c,d)+X(w); \
  66         a=ROTATE(a,s)+e; \
  67         c=ROTATE(c,10); }
  68
  69 #define RIP2(a,b,c,d,e,w,s,K) { \
  70         a+=F2(b,c,d)+X(w)+K; \
  71         a=ROTATE(a,s)+e; \
  72         c=ROTATE(c,10); }
  73
  74 #define RIP3(a,b,c,d,e,w,s,K) { \
  75         a+=F3(b,c,d)+X(w)+K; \
  76         a=ROTATE(a,s)+e; \
  77         c=ROTATE(c,10); }
  78
  79 #define RIP4(a,b,c,d,e,w,s,K) { \
  80         a+=F4(b,c,d)+X(w)+K; \
  81         a=ROTATE(a,s)+e; \
  82         c=ROTATE(c,10); }
  83
  84 #define RIP5(a,b,c,d,e,w,s,K) { \
  85         a+=F5(b,c,d)+X(w)+K; \
  86         a=ROTATE(a,s)+e; \
  87         c=ROTATE(c,10); }