2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (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
12 #include <openssl/e_os2.h>
13 #include <openssl/md5.h>
16 # if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \
17 defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64)
18 # define md5_block_data_order md5_block_asm_data_order
19 # elif defined(__ia64) || defined(__ia64__) || defined(_M_IA64)
20 # define md5_block_data_order md5_block_asm_data_order
21 # elif defined(__sparc) || defined(__sparc__)
22 # define md5_block_data_order md5_block_asm_data_order
26 void md5_block_data_order(MD5_CTX *c, const void *p, size_t num);
28 #define DATA_ORDER_IS_LITTLE_ENDIAN
30 #define HASH_LONG MD5_LONG
31 #define HASH_CTX MD5_CTX
32 #define HASH_CBLOCK MD5_CBLOCK
33 #define HASH_UPDATE MD5_Update
34 #define HASH_TRANSFORM MD5_Transform
35 #define HASH_FINAL MD5_Final
36 #define HASH_MAKE_STRING(c,s) do { \
38 ll=(c)->A; (void)HOST_l2c(ll,(s)); \
39 ll=(c)->B; (void)HOST_l2c(ll,(s)); \
40 ll=(c)->C; (void)HOST_l2c(ll,(s)); \
41 ll=(c)->D; (void)HOST_l2c(ll,(s)); \
43 #define HASH_BLOCK_DATA_ORDER md5_block_data_order
45 #include "internal/md32_common.h"
48 #define F(x,y,z) (((x) & (y)) | ((~(x)) & (z)))
49 #define G(x,y,z) (((x) & (z)) | ((y) & (~(z))))
53 * As pointed out by Wei Dai, the above can be simplified to the code
54 * below. Wei attributes these optimizations to Peter Gutmann's
55 * SHS code, and he attributes it to Rich Schroeppel.
57 #define F(b,c,d) ((((c) ^ (d)) & (b)) ^ (d))
58 #define G(b,c,d) ((((b) ^ (c)) & (d)) ^ (c))
59 #define H(b,c,d) ((b) ^ (c) ^ (d))
60 #define I(b,c,d) (((~(d)) | (b)) ^ (c))
62 #define R0(a,b,c,d,k,s,t) { \
63 a+=((k)+(t)+F((b),(c),(d))); \
67 #define R1(a,b,c,d,k,s,t) { \
68 a+=((k)+(t)+G((b),(c),(d))); \
72 #define R2(a,b,c,d,k,s,t) { \
73 a+=((k)+(t)+H((b),(c),(d))); \
77 #define R3(a,b,c,d,k,s,t) { \
78 a+=((k)+(t)+I((b),(c),(d))); \