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* SHA256 hash implementation and interface functions
* Copyright (c) 2003-2006, Jouni Malinen <>
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
* Alternatively, this software may be distributed under the terms of BSD
* license.
* See README and COPYING for more details.
#ifndef SHA256_H
#define SHA256_H
#define SHA256_MAC_LEN 32
void hmac_sha256_vector(const u8 *key, size_t key_len, size_t num_elem,
const u8 *addr[], const size_t *len, u8 *mac);
void 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);
#endif /* SHA256_H */