sha256.h revision 1f69aa52ea2e0a73ac502565df8c666ee49cab6a 
1/*
2 * SHA256 hash implementation and interface functions
3 * Copyright (c) 2003-2011, Jouni Malinen <j@w1.fi>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 *
9 * Alternatively, this software may be distributed under the terms of BSD
10 * license.
11 *
12 * See README and COPYING for more details.
13 */
14
15#ifndef SHA256_H
16#define SHA256_H
17
18#define SHA256_MAC_LEN 32
19
20void hmac_sha256_vector(const u8 *key, size_t key_len, size_t num_elem,
21		      const u8 *addr[], const size_t *len, u8 *mac);
22void hmac_sha256(const u8 *key, size_t key_len, const u8 *data,
23		 size_t data_len, u8 *mac);
24void sha256_prf(const u8 *key, size_t key_len, const char *label,
25	      const u8 *data, size_t data_len, u8 *buf, size_t buf_len);
26void tls_prf_sha256(const u8 *secret, size_t secret_len,
27		    const char *label, const u8 *seed, size_t seed_len,
28		    u8 *out, size_t outlen);
29
30#endif /* SHA256_H */
31