| /* |
| * SHA256 hash implementation and interface functions |
| * Copyright (c) 2003-2013, Jouni Malinen <j@w1.fi> |
| * |
| * This software may be distributed under the terms of the BSD license. |
| * See README for more details. |
| */ |
| |
| #ifndef SHA256_H |
| #define SHA256_H |
| |
| #define SHA256_MAC_LEN 32 |
| |
| int hmac_sha256_vector(const u8 *key, size_t key_len, size_t num_elem, |
| const u8 *addr[], const size_t *len, u8 *mac); |
| int hmac_sha256(const u8 *key, size_t key_len, const u8 *data, |
| size_t data_len, u8 *mac); |
| void sha256_prf(const u8 *key, size_t key_len, const char *label, |
| const u8 *data, size_t data_len, u8 *buf, size_t buf_len); |
| void sha256_prf_bits(const u8 *key, size_t key_len, const char *label, |
| const u8 *data, size_t data_len, u8 *buf, |
| size_t buf_len_bits); |
| void tls_prf_sha256(const u8 *secret, size_t secret_len, |
| const char *label, const u8 *seed, size_t seed_len, |
| u8 *out, size_t outlen); |
| |
| #endif /* SHA256_H */ |
