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28 lines
985 B
C
28 lines
985 B
C
/* Copyright (c) 2001, Matej Pfajfar.
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* Copyright (c) 2001-2004, Roger Dingledine.
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* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
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* Copyright (c) 2007-2018, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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/**
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* \file crypto_hkdf.h
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*
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* \brief Headers for crypto_hkdf.h
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**/
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#ifndef TOR_CRYPTO_HKDF_H
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#define TOR_CRYPTO_HKDF_H
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#include "lib/cc/torint.h"
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int crypto_expand_key_material_TAP(const uint8_t *key_in,
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size_t key_in_len,
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uint8_t *key_out, size_t key_out_len);
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int crypto_expand_key_material_rfc5869_sha256(
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const uint8_t *key_in, size_t key_in_len,
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const uint8_t *salt_in, size_t salt_in_len,
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const uint8_t *info_in, size_t info_in_len,
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uint8_t *key_out, size_t key_out_len);
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#endif /* !defined(TOR_CRYPTO_HKDF_H) */
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