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// Copyright (c) 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 "quic/qbone/qbone_client_session.h"
#include <utility>
#include "absl/strings/string_view.h"
#include "quic/core/quic_types.h"
#include "quic/qbone/qbone_constants.h"
namespace quic {
QboneClientSession::QboneClientSession(
QuicConnection* connection,
QuicCryptoClientConfig* quic_crypto_client_config,
QuicSession::Visitor* owner,
const QuicConfig& config,
const ParsedQuicVersionVector& supported_versions,
const QuicServerId& server_id,
QbonePacketWriter* writer,
QboneClientControlStream::Handler* handler)
: QboneSessionBase(connection, owner, config, supported_versions, writer),
server_id_(server_id),
quic_crypto_client_config_(quic_crypto_client_config),
handler_(handler) {}
QboneClientSession::~QboneClientSession() {}
std::unique_ptr<QuicCryptoStream> QboneClientSession::CreateCryptoStream() {
return std::make_unique<QuicCryptoClientStream>(
server_id_, this, nullptr, quic_crypto_client_config_, this,
/*has_application_state = */ true);
}
void QboneClientSession::Initialize() {
// Initialize must be called first, as that's what generates the crypto
// stream.
QboneSessionBase::Initialize();
static_cast<QuicCryptoClientStreamBase*>(GetMutableCryptoStream())
->CryptoConnect();
// Register the reserved control stream.
QuicStreamId next_id = GetNextOutgoingBidirectionalStreamId();
QUICHE_DCHECK_EQ(next_id,
QboneConstants::GetControlStreamId(transport_version()));
auto control_stream =
std::make_unique<QboneClientControlStream>(this, handler_);
control_stream_ = control_stream.get();
ActivateStream(std::move(control_stream));
}
int QboneClientSession::GetNumSentClientHellos() const {
return static_cast<const QuicCryptoClientStreamBase*>(GetCryptoStream())
->num_sent_client_hellos();
}
bool QboneClientSession::EarlyDataAccepted() const {
return static_cast<const QuicCryptoClientStreamBase*>(GetCryptoStream())
->EarlyDataAccepted();
}
bool QboneClientSession::ReceivedInchoateReject() const {
return static_cast<const QuicCryptoClientStreamBase*>(GetCryptoStream())
->ReceivedInchoateReject();
}
int QboneClientSession::GetNumReceivedServerConfigUpdates() const {
return static_cast<const QuicCryptoClientStreamBase*>(GetCryptoStream())
->num_scup_messages_received();
}
bool QboneClientSession::SendServerRequest(const QboneServerRequest& request) {
if (!control_stream_) {
QUIC_BUG(quic_bug_11056_1)
<< "Cannot send server request before control stream is created.";
return false;
}
return control_stream_->SendRequest(request);
}
void QboneClientSession::ProcessPacketFromNetwork(absl::string_view packet) {
SendPacketToPeer(packet);
}
void QboneClientSession::ProcessPacketFromPeer(absl::string_view packet) {
writer_->WritePacketToNetwork(packet.data(), packet.size());
}
void QboneClientSession::OnProofValid(
const QuicCryptoClientConfig::CachedState& cached) {}
void QboneClientSession::OnProofVerifyDetailsAvailable(
const ProofVerifyDetails& verify_details) {}
bool QboneClientSession::HasActiveRequests() const {
return GetNumActiveStreams() + num_draining_streams() > 0;
}
} // namespace quic
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