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33 lines
909 B
C
33 lines
909 B
C
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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CRYPTO_HKDF_H_
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#define CRYPTO_HKDF_H_
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#include <stddef.h>
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#include <string>
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#include "base/containers/span.h"
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#include "base/strings/string_piece.h"
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#include "crypto/crypto_export.h"
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namespace crypto {
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CRYPTO_EXPORT
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std::string HkdfSha256(base::StringPiece secret,
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base::StringPiece salt,
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base::StringPiece info,
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size_t derived_key_size);
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CRYPTO_EXPORT
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std::vector<uint8_t> HkdfSha256(base::span<const uint8_t> secret,
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base::span<const uint8_t> salt,
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base::span<const uint8_t> info,
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size_t derived_key_size);
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} // namespace crypto
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#endif // CRYPTO_HKDF_H_
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