1 /* 2 * Copyright (c) 2021 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 #ifndef NET_DCSCTP_PUBLIC_TEXT_PCAP_PACKET_OBSERVER_H_ 11 #define NET_DCSCTP_PUBLIC_TEXT_PCAP_PACKET_OBSERVER_H_ 12 13 #include <string> 14 15 #include "absl/strings/string_view.h" 16 #include "api/array_view.h" 17 #include "net/dcsctp/public/packet_observer.h" 18 #include "net/dcsctp/public/types.h" 19 20 namespace dcsctp { 21 22 // Print outs all sent and received packets to the logs, at LS_VERBOSE severity. 23 class TextPcapPacketObserver : public dcsctp::PacketObserver { 24 public: TextPcapPacketObserver(absl::string_view name)25 explicit TextPcapPacketObserver(absl::string_view name) : name_(name) {} 26 27 // Implementation of `dcsctp::PacketObserver`. 28 void OnSentPacket(dcsctp::TimeMs now, 29 rtc::ArrayView<const uint8_t> payload) override; 30 31 void OnReceivedPacket(dcsctp::TimeMs now, 32 rtc::ArrayView<const uint8_t> payload) override; 33 34 // Prints a packet to the log. Exposed to allow it to be used in compatibility 35 // tests suites that don't use PacketObserver. 36 static void PrintPacket(absl::string_view prefix, 37 absl::string_view socket_name, 38 dcsctp::TimeMs now, 39 rtc::ArrayView<const uint8_t> payload); 40 41 private: 42 const std::string name_; 43 }; 44 45 } // namespace dcsctp 46 #endif // NET_DCSCTP_PUBLIC_TEXT_PCAP_PACKET_OBSERVER_H_ 47