1/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
2 * All rights reserved.
3 *
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.
7 *
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).
14 *
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.
21 *
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
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 routines 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)"
39 *
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
50 * SUCH DAMAGE.
51 *
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.]
56 */
57
58#ifndef _SHA_H_
59#define _SHA_H_		1
60
61#include <sys/types.h>		/* XXX switch to machine/ansi.h and __ types */
62
63#define	SHA_CBLOCK	64
64#define	SHA_LBLOCK	16
65#define	SHA_BLOCK	16
66#define	SHA_LAST_BLOCK  56
67#define	SHA_LENGTH_BLOCK 8
68#define	SHA_DIGEST_LENGTH 20
69
70typedef struct SHAstate_st {
71	u_int32_t h0, h1, h2, h3, h4;
72	u_int32_t Nl, Nh;
73	u_int32_t data[SHA_LBLOCK];
74	int num;
75} SHA_CTX;
76#define	SHA1_CTX	SHA_CTX
77
78__BEGIN_DECLS
79
80/* Ensure libmd symbols do not clash with libcrypto */
81
82#ifndef SHA_Init
83#define SHA_Init	_libmd_SHA_Init
84#endif
85#ifndef SHA_Update
86#define SHA_Update	_libmd_SHA_Update
87#endif
88#ifndef SHA_Final
89#define SHA_Final	_libmd_SHA_Final
90#endif
91#ifndef SHA_End
92#define SHA_End		_libmd_SHA_End
93#endif
94#ifndef SHA_Fd
95#define SHA_Fd		_libmd_SHA_Fd
96#endif
97#ifndef SHA_FdChunk
98#define SHA_FdChunk	_libmd_SHA_FdChunk
99#endif
100#ifndef SHA_File
101#define SHA_File	_libmd_SHA_File
102#endif
103#ifndef SHA_FileChunk
104#define SHA_FileChunk	_libmd_SHA_FileChunk
105#endif
106#ifndef SHA_Data
107#define SHA_Data	_libmd_SHA_Data
108#endif
109
110#ifndef SHA_Transform
111#define SHA_Transform	_libmd_SHA_Transform
112#endif
113#ifndef SHA_version
114#define SHA_version	_libmd_SHA_version
115#endif
116#ifndef sha_block
117#define sha_block	_libmd_sha_block
118#endif
119
120#ifndef SHA1_Init
121#define SHA1_Init	_libmd_SHA1_Init
122#endif
123#ifndef SHA1_Update
124#define SHA1_Update	_libmd_SHA1_Update
125#endif
126#ifndef SHA1_Final
127#define SHA1_Final	_libmd_SHA1_Final
128#endif
129#ifndef SHA1_End
130#define SHA1_End	_libmd_SHA1_End
131#endif
132#ifndef SHA1_Fd
133#define SHA1_Fd		_libmd_SHA1_Fd
134#endif
135#ifndef SHA1_FdChunk
136#define SHA1_FdChunk	_libmd_SHA1_FdChunk
137#endif
138#ifndef SHA1_File
139#define SHA1_File	_libmd_SHA1_File
140#endif
141#ifndef SHA1_FileChunk
142#define SHA1_FileChunk	_libmd_SHA1_FileChunk
143#endif
144#ifndef SHA1_Data
145#define SHA1_Data	_libmd_SHA1_Data
146#endif
147
148#ifndef SHA1_Transform
149#define SHA1_Transform	_libmd_SHA1_Transform
150#endif
151#ifndef SHA1_version
152#define SHA1_version	_libmd_SHA1_version
153#endif
154#ifndef sha1_block
155#define sha1_block	_libmd_sha1_block
156#endif
157
158void	SHA_Init(SHA_CTX *c);
159void	SHA_Update(SHA_CTX *c, const void *data, size_t len);
160void	SHA_Final(unsigned char *md, SHA_CTX *c);
161char   *SHA_End(SHA_CTX *, char *);
162char   *SHA_Fd(int, char *);
163char   *SHA_FdChunk(int, char *, off_t, off_t);
164char   *SHA_File(const char *, char *);
165char   *SHA_FileChunk(const char *, char *, off_t, off_t);
166char   *SHA_Data(const void *, unsigned int, char *);
167
168void	SHA1_Init(SHA_CTX *c);
169void	SHA1_Update(SHA_CTX *c, const void *data, size_t len);
170void	SHA1_Final(unsigned char *md, SHA_CTX *c);
171char   *SHA1_End(SHA_CTX *, char *);
172char   *SHA1_Fd(int, char *);
173char   *SHA1_FdChunk(int, char *, off_t, off_t);
174char   *SHA1_File(const char *, char *);
175char   *SHA1_FileChunk(const char *, char *, off_t, off_t);
176char   *SHA1_Data(const void *, unsigned int, char *);
177__END_DECLS
178
179#endif /* !_SHA_H_ */
180