| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * SHA256 hash implementation and interface functions |
| 3 | * Copyright (c) 2003-2016, Jouni Malinen <j@w1.fi> |
| 4 | * |
| 5 | * This software may be distributed under the terms of the BSD license. |
| 6 | * See README for more details. |
| 7 | */ |
| 8 | |
| 9 | #ifndef SHA256_H |
| 10 | #define SHA256_H |
| 11 | |
| 12 | #define SHA256_MAC_LEN 32 |
| 13 | |
| 14 | int hmac_sha256_vector(const u8 *key, size_t key_len, size_t num_elem, |
| 15 | const u8 *addr[], const size_t *len, u8 *mac); |
| 16 | int hmac_sha256(const u8 *key, size_t key_len, const u8 *data, |
| 17 | size_t data_len, u8 *mac); |
| 18 | int sha256_prf(const u8 *key, size_t key_len, const char *label, |
| 19 | const u8 *data, size_t data_len, u8 *buf, size_t buf_len); |
| 20 | int sha256_prf_bits(const u8 *key, size_t key_len, const char *label, |
| 21 | const u8 *data, size_t data_len, u8 *buf, |
| 22 | size_t buf_len_bits); |
| 23 | int tls_prf_sha256(const u8 *secret, size_t secret_len, |
| 24 | const char *label, const u8 *seed, size_t seed_len, |
| 25 | u8 *out, size_t outlen); |
| 26 | int hmac_sha256_kdf(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 */ |