1 files changed, 46 insertions, 0 deletions
diff --git a/third_party/libwebrtc/net/dcsctp/public/text_pcap_packet_observer.h b/third_party/libwebrtc/net/dcsctp/public/text_pcap_packet_observer.h
new file mode 100644
index 0000000000..0685771ccf
--- /dev/null
+++ b/third_party/libwebrtc/net/dcsctp/public/text_pcap_packet_observer.h
@@ -0,0 +1,46 @@
+/*
+ *  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.
+ */
+#ifndef NET_DCSCTP_PUBLIC_TEXT_PCAP_PACKET_OBSERVER_H_
+#define NET_DCSCTP_PUBLIC_TEXT_PCAP_PACKET_OBSERVER_H_
+
+#include <string>
+
+#include "absl/strings/string_view.h"
+#include "api/array_view.h"
+#include "net/dcsctp/public/packet_observer.h"
+#include "net/dcsctp/public/types.h"
+
+namespace dcsctp {
+
+// Print outs all sent and received packets to the logs, at LS_VERBOSE severity.
+class TextPcapPacketObserver : public dcsctp::PacketObserver {
+ public:
+  explicit TextPcapPacketObserver(absl::string_view name) : name_(name) {}
+
+  // Implementation of `dcsctp::PacketObserver`.
+  void OnSentPacket(dcsctp::TimeMs now,
+                    rtc::ArrayView<const uint8_t> payload) override;
+
+  void OnReceivedPacket(dcsctp::TimeMs now,
+                        rtc::ArrayView<const uint8_t> payload) override;
+
+  // Prints a packet to the log. Exposed to allow it to be used in compatibility
+  // tests suites that don't use PacketObserver.
+  static void PrintPacket(absl::string_view prefix,
+                          absl::string_view socket_name,
+                          dcsctp::TimeMs now,
+                          rtc::ArrayView<const uint8_t> payload);
+
+ private:
+  const std::string name_;
+};
+
+}  // namespace dcsctp
+#endif  // NET_DCSCTP_PUBLIC_TEXT_PCAP_PACKET_OBSERVER_H_