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 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)"
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 * $FreeBSD$
58 */
59
60#ifndef _SHA_H_
61#define _SHA_H_		1
62
63#include <sys/cdefs.h>
64#include <sys/types.h>		/* XXX switch to machine/ansi.h and __ types */
65
66#define	SHA_CBLOCK	64
67#define	SHA_LBLOCK	16
68#define	SHA_BLOCK	16
69#define	SHA_LAST_BLOCK  56
70#define	SHA_LENGTH_BLOCK 8
71#define	SHA_DIGEST_LENGTH 20
72
73typedef struct SHAstate_st {
74	u_int32_t h0, h1, h2, h3, h4;
75	u_int32_t Nl, Nh;
76	u_int32_t data[SHA_LBLOCK];
77	int num;
78} SHA_CTX;
79#define	SHA1_CTX	SHA_CTX
80
81__BEGIN_DECLS
82
83/* Ensure libmd symbols do not clash with libcrypto */
84
85#ifndef SHA_Init
86#define SHA_Init	_libmd_SHA_Init
87#endif
88#ifndef SHA_Update
89#define SHA_Update	_libmd_SHA_Update
90#endif
91#ifndef SHA_Final
92#define SHA_Final	_libmd_SHA_Final
93#endif
94#ifndef SHA_End
95#define SHA_End		_libmd_SHA_End
96#endif
97#ifndef SHA_Fd
98#define SHA_Fd		_libmd_SHA_Fd
99#endif
100#ifndef SHA_FdChunk
101#define SHA_FdChunk	_libmd_SHA_FdChunk
102#endif
103#ifndef SHA_File
104#define SHA_File	_libmd_SHA_File
105#endif
106#ifndef SHA_FileChunk
107#define SHA_FileChunk	_libmd_SHA_FileChunk
108#endif
109#ifndef SHA_Data
110#define SHA_Data	_libmd_SHA_Data
111#endif
112
113#ifndef SHA_Transform
114#define SHA_Transform	_libmd_SHA_Transform
115#endif
116#ifndef SHA_version
117#define SHA_version	_libmd_SHA_version
118#endif
119#ifndef sha_block
120#define sha_block	_libmd_sha_block
121#endif
122
123#ifndef SHA1_Init
124#define SHA1_Init	_libmd_SHA1_Init
125#endif
126#ifndef SHA1_Update
127#define SHA1_Update	_libmd_SHA1_Update
128#endif
129#ifndef SHA1_Final
130#define SHA1_Final	_libmd_SHA1_Final
131#endif
132#ifndef SHA1_End
133#define SHA1_End	_libmd_SHA1_End
134#endif
135#ifndef SHA1_Fd
136#define SHA1_Fd		_libmd_SHA1_Fd
137#endif
138#ifndef SHA1_FdChunk
139#define SHA1_FdChunk	_libmd_SHA1_FdChunk
140#endif
141#ifndef SHA1_File
142#define SHA1_File	_libmd_SHA1_File
143#endif
144#ifndef SHA1_FileChunk
145#define SHA1_FileChunk	_libmd_SHA1_FileChunk
146#endif
147#ifndef SHA1_Data
148#define SHA1_Data	_libmd_SHA1_Data
149#endif
150
151#ifndef SHA1_Transform
152#define SHA1_Transform	_libmd_SHA1_Transform
153#endif
154#ifndef SHA1_version
155#define SHA1_version	_libmd_SHA1_version
156#endif
157#ifndef sha1_block
158#define sha1_block	_libmd_sha1_block
159#endif
160
161void	SHA_Init(SHA_CTX *c);
162void	SHA_Update(SHA_CTX *c, const void *data, size_t len);
163void	SHA_Final(unsigned char *md, SHA_CTX *c);
164char   *SHA_End(SHA_CTX *, char *);
165char   *SHA_Fd(int, char *);
166char   *SHA_FdChunk(int, char *, off_t, off_t);
167char   *SHA_File(const char *, char *);
168char   *SHA_FileChunk(const char *, char *, off_t, off_t);
169char   *SHA_Data(const void *, unsigned int, char *);
170
171void	SHA1_Init(SHA_CTX *c);
172void	SHA1_Update(SHA_CTX *c, const void *data, size_t len);
173void	SHA1_Final(unsigned char *md, SHA_CTX *c);
174char   *SHA1_End(SHA_CTX *, char *);
175char   *SHA1_Fd(int, char *);
176char   *SHA1_FdChunk(int, char *, off_t, off_t);
177char   *SHA1_File(const char *, char *);
178char   *SHA1_FileChunk(const char *, char *, off_t, off_t);
179char   *SHA1_Data(const void *, unsigned int, char *);
180__END_DECLS
181
182#endif /* !_SHA_H_ */
183