1/* crypto/ripemd/rmd_locl.h */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@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@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@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@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@fy.chalmers.se>
72 */
73#ifdef RMD160_ASM
74# if defined(__i386) || defined(__i386__) || defined(_M_IX86) || defined(__INTEL__)
75#  define ripemd160_block_host_order ripemd160_block_asm_host_order
76# endif
77#endif
78
79void ripemd160_block_host_order (RIPEMD160_CTX *c, const void *p,int num);
80void ripemd160_block_data_order (RIPEMD160_CTX *c, const void *p,int num);
81
82#if defined(__i386) || defined(__i386__) || defined(_M_IX86) || defined(__INTEL__)
83#define ripemd160_block_data_order ripemd160_block_host_order
84#endif
85
86#define DATA_ORDER_IS_LITTLE_ENDIAN
87
88#define HASH_LONG               RIPEMD160_LONG
89#define HASH_LONG_LOG2          RIPEMD160_LONG_LOG2
90#define HASH_CTX                RIPEMD160_CTX
91#define HASH_CBLOCK             RIPEMD160_CBLOCK
92#define HASH_LBLOCK             RIPEMD160_LBLOCK
93#define HASH_UPDATE             RIPEMD160_Update
94#define HASH_TRANSFORM          RIPEMD160_Transform
95#define HASH_FINAL              RIPEMD160_Final
96#define HASH_BLOCK_HOST_ORDER   ripemd160_block_host_order
97#define	HASH_MAKE_STRING(c,s)	do {	\
98	unsigned long ll;		\
99	ll=(c)->A; HOST_l2c(ll,(s));	\
100	ll=(c)->B; HOST_l2c(ll,(s));	\
101	ll=(c)->C; HOST_l2c(ll,(s));	\
102	ll=(c)->D; HOST_l2c(ll,(s));	\
103	ll=(c)->E; HOST_l2c(ll,(s));	\
104	} while (0)
105#if !defined(L_ENDIAN) || defined(ripemd160_block_data_order)
106#define HASH_BLOCK_DATA_ORDER   ripemd160_block_data_order
107#endif
108
109#include "md32_common.h"
110
111#if 0
112#define F1(x,y,z)	 ((x)^(y)^(z))
113#define F2(x,y,z)	(((x)&(y))|((~x)&z))
114#define F3(x,y,z)	(((x)|(~y))^(z))
115#define F4(x,y,z)	(((x)&(z))|((y)&(~(z))))
116#define F5(x,y,z)	 ((x)^((y)|(~(z))))
117#else
118/*
119 * Transformed F2 and F4 are courtesy of Wei Dai <weidai@eskimo.com>
120 */
121#define F1(x,y,z)	((x) ^ (y) ^ (z))
122#define F2(x,y,z)	((((y) ^ (z)) & (x)) ^ (z))
123#define F3(x,y,z)	(((~(y)) | (x)) ^ (z))
124#define F4(x,y,z)	((((x) ^ (y)) & (z)) ^ (y))
125#define F5(x,y,z)	(((~(z)) | (y)) ^ (x))
126#endif
127
128#define RIPEMD160_A	0x67452301L
129#define RIPEMD160_B	0xEFCDAB89L
130#define RIPEMD160_C	0x98BADCFEL
131#define RIPEMD160_D	0x10325476L
132#define RIPEMD160_E	0xC3D2E1F0L
133
134#include "rmdconst.h"
135
136#define RIP1(a,b,c,d,e,w,s) { \
137	a+=F1(b,c,d)+X(w); \
138        a=ROTATE(a,s)+e; \
139        c=ROTATE(c,10); }
140
141#define RIP2(a,b,c,d,e,w,s,K) { \
142	a+=F2(b,c,d)+X(w)+K; \
143        a=ROTATE(a,s)+e; \
144        c=ROTATE(c,10); }
145
146#define RIP3(a,b,c,d,e,w,s,K) { \
147	a+=F3(b,c,d)+X(w)+K; \
148        a=ROTATE(a,s)+e; \
149        c=ROTATE(c,10); }
150
151#define RIP4(a,b,c,d,e,w,s,K) { \
152	a+=F4(b,c,d)+X(w)+K; \
153        a=ROTATE(a,s)+e; \
154        c=ROTATE(c,10); }
155
156#define RIP5(a,b,c,d,e,w,s,K) { \
157	a+=F5(b,c,d)+X(w)+K; \
158        a=ROTATE(a,s)+e; \
159        c=ROTATE(c,10); }
160
161