Correct PPTP server firewall rules chain.
[tomato/davidwu.git] / release / src / router / nettle / sha3-224.c
blob81a4fbdf9f929b907c05e447de370d392e1d1a2f
1 /* sha3-224.c
3 * The sha3 hash function, 224 bit output.
4 */
6 /* nettle, low-level cryptographics library
8 * Copyright (C) 2012 Niels Möller
9 *
10 * The nettle library is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU Lesser General Public License as published by
12 * the Free Software Foundation; either version 2.1 of the License, or (at your
13 * option) any later version.
15 * The nettle library is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
17 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
18 * License for more details.
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with the nettle library; see the file COPYING.LIB. If not, write to
22 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
23 * MA 02111-1301, USA.
26 #if HAVE_CONFIG_H
27 # include "config.h"
28 #endif
30 #include <stddef.h>
31 #include <string.h>
33 #include "sha3.h"
35 #include "nettle-write.h"
37 void
38 sha3_224_init (struct sha3_224_ctx *ctx)
40 memset (&ctx->state, 0, offsetof (struct sha3_224_ctx, block));
43 void
44 sha3_224_update (struct sha3_224_ctx *ctx,
45 unsigned length,
46 const uint8_t *data)
48 ctx->index = _sha3_update (&ctx->state, SHA3_224_DATA_SIZE, ctx->block,
49 ctx->index, length, data);
52 void
53 sha3_224_digest(struct sha3_224_ctx *ctx,
54 unsigned length,
55 uint8_t *digest)
57 _sha3_pad (&ctx->state, SHA3_224_DATA_SIZE, ctx->block, ctx->index);
58 _nettle_write_le64 (length, digest, ctx->state.a);
59 sha3_224_init (ctx);