xref: /third_party/mesa3d/src/util/mesa-sha1.h (revision bf215546)
1/* Copyright © 2014 Intel Corporation
2 *
3 * Permission is hereby granted, free of charge, to any person obtaining a
4 * copy of this software and associated documentation files (the "Software"),
5 * to deal in the Software without restriction, including without limitation
6 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
7 * and/or sell copies of the Software, and to permit persons to whom the
8 * Software is furnished to do so, subject to the following conditions:
9 *
10 * The above copyright notice and this permission notice (including the next
11 * paragraph) shall be included in all copies or substantial portions of the
12 * Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20 * DEALINGS IN THE SOFTWARE.
21 */
22
23#ifndef MESA_SHA1_H
24#define MESA_SHA1_H
25
26#include <stdlib.h>
27#include <stdio.h>
28#include <stdbool.h>
29#include "sha1/sha1.h"
30
31#ifdef __cplusplus
32extern "C" {
33#endif
34
35#define mesa_sha1 _SHA1_CTX
36#define SHA1_DIGEST_LENGTH32 (SHA1_DIGEST_LENGTH / 4)
37
38static inline void
39_mesa_sha1_init(struct mesa_sha1 *ctx)
40{
41   SHA1Init(ctx);
42}
43
44static inline void
45_mesa_sha1_update(struct mesa_sha1 *ctx, const void *data, size_t size)
46{
47   SHA1Update(ctx, (const unsigned char *)data, size);
48}
49
50static inline void
51_mesa_sha1_final(struct mesa_sha1 *ctx, unsigned char result[20])
52{
53   SHA1Final(result, ctx);
54}
55
56void
57_mesa_sha1_format(char *buf, const unsigned char *sha1);
58
59void
60_mesa_sha1_hex_to_sha1(unsigned char *buf, const char *hex);
61
62void
63_mesa_sha1_compute(const void *data, size_t size, unsigned char result[20]);
64
65void
66_mesa_sha1_print(FILE *f, const uint8_t sha1[SHA1_DIGEST_LENGTH]);
67
68bool
69_mesa_printed_sha1_equal(const uint8_t sha1[SHA1_DIGEST_LENGTH],
70                         const uint32_t printed_sha1[SHA1_DIGEST_LENGTH32]);
71
72#ifdef __cplusplus
73} /* extern C */
74#endif
75
76#endif
77