sha256.h revision 314143 
1/*-
2 * Copyright 2005 Colin Percival
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: stable/10/sys/crypto/sha2/sha256.h 314143 2017-02-23 16:05:11Z avg $
27 */
28
29#ifndef _SHA256_H_
30#define _SHA256_H_
31
32#ifndef _KERNEL
33#include <sys/types.h>
34#endif
35
36typedef struct SHA256Context {
37	uint32_t state[8];
38	uint64_t count;
39	uint8_t buf[64];
40} SHA256_CTX;
41
42__BEGIN_DECLS
43
44/* Ensure libmd symbols do not clash with libcrypto */
45
46#ifndef SHA256_Init
47#define SHA256_Init		_libmd_SHA256_Init
48#endif
49#ifndef SHA256_Update
50#define SHA256_Update		_libmd_SHA256_Update
51#endif
52#ifndef SHA256_Final
53#define SHA256_Final		_libmd_SHA256_Final
54#endif
55#ifndef SHA256_End
56#define SHA256_End		_libmd_SHA256_End
57#endif
58#ifndef SHA256_File
59#define SHA256_File		_libmd_SHA256_File
60#endif
61#ifndef SHA256_FileChunk
62#define SHA256_FileChunk	_libmd_SHA256_FileChunk
63#endif
64#ifndef SHA256_Data
65#define SHA256_Data		_libmd_SHA256_Data
66#endif
67
68#ifndef SHA256_Transform
69#define SHA256_Transform	_libmd_SHA256_Transform
70#endif
71#ifndef SHA256_version
72#define SHA256_version		_libmd_SHA256_version
73#endif
74
75void	SHA256_Init(SHA256_CTX *);
76void	SHA256_Update(SHA256_CTX *, const void *, size_t);
77void	SHA256_Final(unsigned char [32], SHA256_CTX *);
78char   *SHA256_End(SHA256_CTX *, char *);
79char   *SHA256_Data(const void *, unsigned int, char *);
80#ifndef _KERNEL
81char   *SHA256_File(const char *, char *);
82char   *SHA256_FileChunk(const char *, char *, off_t, off_t);
83#endif
84__END_DECLS
85
86#endif /* !_SHA256_H_ */
87