1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
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)"
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
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.]
60 #include <openssl/e_os2.h>
61 #include <openssl/md5.h>
64 # if defined(__i386) || defined(__i386__) || defined(_M_IX86) || defined(__INTEL__) || \
65 defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64)
66 # define md5_block_data_order md5_block_asm_data_order
67 # elif defined(__ia64) || defined(__ia64__) || defined(_M_IA64)
68 # define md5_block_data_order md5_block_asm_data_order
69 # elif defined(__sparc) || defined(__sparc__)
70 # define md5_block_data_order md5_block_asm_data_order
74 void md5_block_data_order(MD5_CTX *c, const void *p, size_t num);
76 #define DATA_ORDER_IS_LITTLE_ENDIAN
78 #define HASH_LONG MD5_LONG
79 #define HASH_CTX MD5_CTX
80 #define HASH_CBLOCK MD5_CBLOCK
81 #define HASH_UPDATE MD5_Update
82 #define HASH_TRANSFORM MD5_Transform
83 #define HASH_FINAL MD5_Final
84 #define HASH_MAKE_STRING(c,s) do { \
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)); \
91 #define HASH_BLOCK_DATA_ORDER md5_block_data_order
93 #include "internal/md32_common.h"
96 #define F(x,y,z) (((x) & (y)) | ((~(x)) & (z)))
97 #define G(x,y,z) (((x) & (z)) | ((y) & (~(z))))
101 * As pointed out by Wei Dai <weidai@eskimo.com>, the above can be simplified
102 * to the code below. Wei attributes these optimizations to Peter Gutmann's
103 * SHS code, and he attributes it to Rich Schroeppel.
105 #define F(b,c,d) ((((c) ^ (d)) & (b)) ^ (d))
106 #define G(b,c,d) ((((b) ^ (c)) & (d)) ^ (c))
107 #define H(b,c,d) ((b) ^ (c) ^ (d))
108 #define I(b,c,d) (((~(d)) | (b)) ^ (c))
110 #define R0(a,b,c,d,k,s,t) { \
111 a+=((k)+(t)+F((b),(c),(d))); \
115 #define R1(a,b,c,d,k,s,t) { \
116 a+=((k)+(t)+G((b),(c),(d))); \
120 #define R2(a,b,c,d,k,s,t) { \
121 a+=((k)+(t)+H((b),(c),(d))); \
125 #define R3(a,b,c,d,k,s,t) { \
126 a+=((k)+(t)+I((b),(c),(d))); \