26 lines
677 B
C
26 lines
677 B
C
/**
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* @file re_hmac.h Interface to HMAC functions
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*
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* Copyright (C) 2010 Creytiv.com
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*/
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void hmac_sha1(const uint8_t *k, /* secret key */
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size_t lk, /* length of the key in bytes */
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const uint8_t *d, /* data */
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size_t ld, /* length of data in bytes */
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uint8_t* out, /* output buffer, at least "t" bytes */
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size_t t);
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enum hmac_hash {
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HMAC_HASH_SHA1,
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HMAC_HASH_SHA256
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};
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struct hmac;
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int hmac_create(struct hmac **hmacp, enum hmac_hash hash,
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const uint8_t *key, size_t key_len);
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int hmac_digest(struct hmac *hmac, uint8_t *md, size_t md_len,
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const uint8_t *data, size_t data_len);
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