chromium/net/third_party/quiche/src/quiche/quic/core/crypto/quic_hkdf.cc

// Copyright (c) 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "quiche/quic/core/crypto/quic_hkdf.h"

#include <memory>

#include "absl/strings/string_view.h"
#include "openssl/digest.h"
#include "openssl/hkdf.h"
#include "quiche/quic/platform/api/quic_logging.h"

namespace quic {

const size_t kSHA256HashLength = …;
const size_t kMaxKeyMaterialSize = …;

QuicHKDF::QuicHKDF(absl::string_view secret, absl::string_view salt,
                   absl::string_view info, size_t key_bytes_to_generate,
                   size_t iv_bytes_to_generate,
                   size_t subkey_secret_bytes_to_generate)
    : … { … }

QuicHKDF::QuicHKDF(absl::string_view secret, absl::string_view salt,
                   absl::string_view info, size_t client_key_bytes_to_generate,
                   size_t server_key_bytes_to_generate,
                   size_t client_iv_bytes_to_generate,
                   size_t server_iv_bytes_to_generate,
                   size_t subkey_secret_bytes_to_generate) { … }

QuicHKDF::~QuicHKDF() { … }

}  // namespace quic