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1 /*
2  * SHA512 hash implementation and interface functions
3  * Copyright (c) 2015-2017, 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 SHA512_H
10 #define SHA512_H
11 
12 #define SHA512_MAC_LEN 64
13 
14 int hmac_sha512_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_sha512(const u8 *key, size_t key_len, const u8 *data,
17 		size_t data_len, u8 *mac);
18 int sha512_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 sha512_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 hmac_sha512_kdf(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 
27 #endif /* SHA512_H */
28