1 /* $OpenBSD: rmd_locl.h,v 1.13 2016/12/21 15:49:29 jsing Exp $ */
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 /*
65  * DO EXAMINE COMMENTS IN crypto/md5/md5_locl.h & crypto/md5/md5_dgst.c
66  * FOR EXPLANATIONS ON FOLLOWING "CODE."
67  *					<appro@fy.chalmers.se>
68  */
69 #ifdef RMD160_ASM
70 # if defined(__i386) || defined(__i386__) || defined(_M_IX86) || defined(__INTEL__)
71 #  define ripemd160_block_data_order ripemd160_block_asm_data_order
72 # endif
73 #endif
74 
75 __BEGIN_HIDDEN_DECLS
76 
77 void ripemd160_block_data_order (RIPEMD160_CTX *c, const void *p,size_t num);
78 
79 __END_HIDDEN_DECLS
80 
81 #define DATA_ORDER_IS_LITTLE_ENDIAN
82 
83 #define HASH_LONG               RIPEMD160_LONG
84 #define HASH_CTX                RIPEMD160_CTX
85 #define HASH_CBLOCK             RIPEMD160_CBLOCK
86 #define HASH_UPDATE             RIPEMD160_Update
87 #define HASH_TRANSFORM          RIPEMD160_Transform
88 #define HASH_FINAL              RIPEMD160_Final
89 #define	HASH_MAKE_STRING(c,s)	do {	\
90 	unsigned long ll;		\
91 	ll=(c)->A; HOST_l2c(ll,(s));	\
92 	ll=(c)->B; HOST_l2c(ll,(s));	\
93 	ll=(c)->C; HOST_l2c(ll,(s));	\
94 	ll=(c)->D; HOST_l2c(ll,(s));	\
95 	ll=(c)->E; HOST_l2c(ll,(s));	\
96 	} while (0)
97 #define HASH_BLOCK_DATA_ORDER   ripemd160_block_data_order
98 
99 #include "md32_common.h"
100 
101 #if 0
102 #define F1(x,y,z)	 ((x)^(y)^(z))
103 #define F2(x,y,z)	(((x)&(y))|((~x)&z))
104 #define F3(x,y,z)	(((x)|(~y))^(z))
105 #define F4(x,y,z)	(((x)&(z))|((y)&(~(z))))
106 #define F5(x,y,z)	 ((x)^((y)|(~(z))))
107 #else
108 /*
109  * Transformed F2 and F4 are courtesy of Wei Dai <weidai@eskimo.com>
110  */
111 #define F1(x,y,z)	((x) ^ (y) ^ (z))
112 #define F2(x,y,z)	((((y) ^ (z)) & (x)) ^ (z))
113 #define F3(x,y,z)	(((~(y)) | (x)) ^ (z))
114 #define F4(x,y,z)	((((x) ^ (y)) & (z)) ^ (y))
115 #define F5(x,y,z)	(((~(z)) | (y)) ^ (x))
116 #endif
117 
118 #define RIPEMD160_A	0x67452301L
119 #define RIPEMD160_B	0xEFCDAB89L
120 #define RIPEMD160_C	0x98BADCFEL
121 #define RIPEMD160_D	0x10325476L
122 #define RIPEMD160_E	0xC3D2E1F0L
123 
124 #include "rmdconst.h"
125 
126 #define RIP1(a,b,c,d,e,w,s) { \
127 	a+=F1(b,c,d)+X(w); \
128         a=ROTATE(a,s)+e; \
129         c=ROTATE(c,10); }
130 
131 #define RIP2(a,b,c,d,e,w,s,K) { \
132 	a+=F2(b,c,d)+X(w)+K; \
133         a=ROTATE(a,s)+e; \
134         c=ROTATE(c,10); }
135 
136 #define RIP3(a,b,c,d,e,w,s,K) { \
137 	a+=F3(b,c,d)+X(w)+K; \
138         a=ROTATE(a,s)+e; \
139         c=ROTATE(c,10); }
140 
141 #define RIP4(a,b,c,d,e,w,s,K) { \
142 	a+=F4(b,c,d)+X(w)+K; \
143         a=ROTATE(a,s)+e; \
144         c=ROTATE(c,10); }
145 
146 #define RIP5(a,b,c,d,e,w,s,K) { \
147 	a+=F5(b,c,d)+X(w)+K; \
148         a=ROTATE(a,s)+e; \
149         c=ROTATE(c,10); }
150