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// Copyright 2019 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 "net/quic/quic_context.h"
#include "net/quic/platform/impl/quic_chromium_clock.h"
#include "net/quic/quic_chromium_connection_helper.h"
#include "net/third_party/quiche/src/quic/core/crypto/quic_random.h"
#include "net/third_party/quiche/src/quic/core/quic_constants.h"
namespace net {
namespace {
// The maximum receive window sizes for QUIC sessions and streams.
const int32_t kQuicSessionMaxRecvWindowSize = 15 * 1024 * 1024; // 15 MB
const int32_t kQuicStreamMaxRecvWindowSize = 6 * 1024 * 1024; // 6 MB
// Set the maximum number of undecryptable packets the connection will store.
const int32_t kMaxUndecryptablePackets = 100;
} // namespace
QuicParams::QuicParams() = default;
QuicParams::QuicParams(const QuicParams& other) = default;
QuicParams::~QuicParams() = default;
QuicContext::QuicContext()
: QuicContext(std::make_unique<QuicChromiumConnectionHelper>(
quic::QuicChromiumClock::GetInstance(),
quic::QuicRandom::GetInstance())) {}
QuicContext::QuicContext(
std::unique_ptr<quic::QuicConnectionHelperInterface> helper)
: helper_(std::move(helper)) {}
QuicContext::~QuicContext() = default;
quic::QuicConfig InitializeQuicConfig(const QuicParams& params) {
DCHECK_GT(params.idle_connection_timeout, base::TimeDelta());
quic::QuicConfig config;
config.SetIdleNetworkTimeout(
quic::QuicTime::Delta::FromMicroseconds(
params.idle_connection_timeout.InMicroseconds()));
config.set_max_time_before_crypto_handshake(
quic::QuicTime::Delta::FromMicroseconds(
params.max_time_before_crypto_handshake.InMicroseconds()));
config.set_max_idle_time_before_crypto_handshake(
quic::QuicTime::Delta::FromMicroseconds(
params.max_idle_time_before_crypto_handshake.InMicroseconds()));
config.SetConnectionOptionsToSend(params.connection_options);
config.SetClientConnectionOptions(params.client_connection_options);
config.set_max_undecryptable_packets(kMaxUndecryptablePackets);
config.SetInitialSessionFlowControlWindowToSend(
kQuicSessionMaxRecvWindowSize);
config.SetInitialStreamFlowControlWindowToSend(kQuicStreamMaxRecvWindowSize);
config.SetBytesForConnectionIdToSend(0);
return config;
}
} // namespace net
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