1 /* 2 * Copyright 2020 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #include "pc/data_channel_utils.h" 12 13 namespace webrtc { 14 Empty() const15bool PacketQueue::Empty() const { 16 return packets_.empty(); 17 } 18 PopFront()19std::unique_ptr<DataBuffer> PacketQueue::PopFront() { 20 RTC_DCHECK(!packets_.empty()); 21 byte_count_ -= packets_.front()->size(); 22 std::unique_ptr<DataBuffer> packet = std::move(packets_.front()); 23 packets_.pop_front(); 24 return packet; 25 } 26 PushFront(std::unique_ptr<DataBuffer> packet)27void PacketQueue::PushFront(std::unique_ptr<DataBuffer> packet) { 28 byte_count_ += packet->size(); 29 packets_.push_front(std::move(packet)); 30 } 31 PushBack(std::unique_ptr<DataBuffer> packet)32void PacketQueue::PushBack(std::unique_ptr<DataBuffer> packet) { 33 byte_count_ += packet->size(); 34 packets_.push_back(std::move(packet)); 35 } 36 Clear()37void PacketQueue::Clear() { 38 packets_.clear(); 39 byte_count_ = 0; 40 } 41 Swap(PacketQueue * other)42void PacketQueue::Swap(PacketQueue* other) { 43 size_t other_byte_count = other->byte_count_; 44 other->byte_count_ = byte_count_; 45 byte_count_ = other_byte_count; 46 47 other->packets_.swap(packets_); 48 } 49 IsSctpLike(cricket::DataChannelType type)50bool IsSctpLike(cricket::DataChannelType type) { 51 return type == cricket::DCT_SCTP; 52 } 53 54 } // namespace webrtc 55