transmission_control_block.cc | Explore in Territory

/*
 *  Copyright (c) 2021 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */
#include "net/dcsctp/socket/transmission_control_block.h"

#include <algorithm>
#include <cstdint>
#include <memory>
#include <string>
#include <utility>
#include <vector>

#include "absl/types/optional.h"
#include "api/units/time_delta.h"
#include "net/dcsctp/packet/chunk/data_chunk.h"
#include "net/dcsctp/packet/chunk/forward_tsn_chunk.h"
#include "net/dcsctp/packet/chunk/idata_chunk.h"
#include "net/dcsctp/packet/chunk/iforward_tsn_chunk.h"
#include "net/dcsctp/packet/chunk/reconfig_chunk.h"
#include "net/dcsctp/packet/chunk/sack_chunk.h"
#include "net/dcsctp/packet/sctp_packet.h"
#include "net/dcsctp/public/dcsctp_options.h"
#include "net/dcsctp/public/types.h"
#include "net/dcsctp/rx/data_tracker.h"
#include "net/dcsctp/rx/reassembly_queue.h"
#include "net/dcsctp/socket/capabilities.h"
#include "net/dcsctp/socket/stream_reset_handler.h"
#include "net/dcsctp/timer/timer.h"
#include "net/dcsctp/tx/retransmission_queue.h"
#include "net/dcsctp/tx/retransmission_timeout.h"
#include "rtc_base/logging.h"
#include "rtc_base/strings/string_builder.h"

namespace dcsctp {
TimeDelta;
Timestamp;

TransmissionControlBlock::TransmissionControlBlock(
    TimerManager& timer_manager,
    absl::string_view log_prefix,
    const DcSctpOptions& options,
    const Capabilities& capabilities,
    DcSctpSocketCallbacks& callbacks,
    SendQueue& send_queue,
    VerificationTag my_verification_tag,
    TSN my_initial_tsn,
    VerificationTag peer_verification_tag,
    TSN peer_initial_tsn,
    size_t a_rwnd,
    TieTag tie_tag,
    PacketSender& packet_sender,
    std::function<bool()> is_connection_established)
    : … { … }

void TransmissionControlBlock::ObserveRTT(TimeDelta rtt) { … }

TimeDelta TransmissionControlBlock::OnRtxTimerExpiry() { … }

TimeDelta TransmissionControlBlock::OnDelayedAckTimerExpiry() { … }

void TransmissionControlBlock::MaybeSendSack() { … }

void TransmissionControlBlock::MaybeSendForwardTsn(SctpPacket::Builder& builder,
                                                   Timestamp now) { … }

void TransmissionControlBlock::MaybeSendFastRetransmit() { … }

void TransmissionControlBlock::SendBufferedPackets(SctpPacket::Builder& builder,
                                                   Timestamp now) { … }

std::string TransmissionControlBlock::ToString() const { … }

HandoverReadinessStatus TransmissionControlBlock::GetHandoverReadiness() const { … }

void TransmissionControlBlock::AddHandoverState(
    DcSctpSocketHandoverState& state) { … }

void TransmissionControlBlock::RestoreFromState(
    const DcSctpSocketHandoverState& state) { … }
}  // namespace dcsctp
chromium/third_party/webrtc/net/dcsctp/socket/transmission_control_block.cc
