]>
Commit | Line | Data |
---|---|---|
a96993f0 | 1 | /* hmac-sha1.c |
90112edb NM |
2 | |
3 | HMAC-SHA1 message authentication code. | |
4 | ||
5 | Copyright (C) 2002 Niels Möller | |
6 | ||
7 | This file is part of GNU Nettle. | |
8 | ||
9 | GNU Nettle is free software: you can redistribute it and/or | |
10 | modify it under the terms of either: | |
11 | ||
12 | * the GNU Lesser General Public License as published by the Free | |
13 | Software Foundation; either version 3 of the License, or (at your | |
14 | option) any later version. | |
15 | ||
16 | or | |
17 | ||
18 | * the GNU General Public License as published by the Free | |
19 | Software Foundation; either version 2 of the License, or (at your | |
20 | option) any later version. | |
21 | ||
22 | or both in parallel, as here. | |
23 | ||
24 | GNU Nettle is distributed in the hope that it will be useful, | |
25 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
27 | General Public License for more details. | |
28 | ||
29 | You should have received copies of the GNU General Public License and | |
30 | the GNU Lesser General Public License along with this program. If | |
31 | not, see http://www.gnu.org/licenses/. | |
32 | */ | |
a96993f0 | 33 | |
c5c15385 NM |
34 | #if HAVE_CONFIG_H |
35 | # include "config.h" | |
36 | #endif | |
37 | ||
a96993f0 NM |
38 | #include "hmac.h" |
39 | ||
40 | void | |
41 | hmac_sha1_set_key(struct hmac_sha1_ctx *ctx, | |
b8bfc32f | 42 | size_t key_length, const uint8_t *key) |
a96993f0 NM |
43 | { |
44 | HMAC_SET_KEY(ctx, &nettle_sha1, key_length, key); | |
45 | } | |
46 | ||
47 | void | |
48 | hmac_sha1_update(struct hmac_sha1_ctx *ctx, | |
b8bfc32f | 49 | size_t length, const uint8_t *data) |
a96993f0 NM |
50 | { |
51 | sha1_update(&ctx->state, length, data); | |
52 | } | |
53 | ||
54 | void | |
55 | hmac_sha1_digest(struct hmac_sha1_ctx *ctx, | |
b8bfc32f | 56 | size_t length, uint8_t *digest) |
a96993f0 NM |
57 | { |
58 | HMAC_DIGEST(ctx, &nettle_sha1, length, digest); | |
59 | } |