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/*
* hmac-sha256.c
* Copyright (C) 2017 Adrian Perez <aperez@igalia.com>
*
* Distributed under terms of the MIT license.
*/
#ifndef DIGEST_CRYPT_H
#define DIGEST_CRYPT_H
#define HMAC_SHA256_DIGEST_SIZE 32 /* Same as SHA-256's output size. */
#define SHA256_DIGEST_SIZE 32
typedef struct sha256_t
{
uint32_t state[8];
uint64_t count;
unsigned char buffer[64];
} sha256_t;
void
hmac_sha256 (uint8_t out[HMAC_SHA256_DIGEST_SIZE],
const uint8_t *data, size_t data_len,
const uint8_t *key, size_t key_len);
#endif
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