1 files changed, 55 insertions, 0 deletions
diff --git a/dom/media/webrtc/jsapi/PacketDumper.h b/dom/media/webrtc/jsapi/PacketDumper.h
new file mode 100644
index 0000000000..6cd83a8a1f
--- /dev/null
+++ b/dom/media/webrtc/jsapi/PacketDumper.h
@@ -0,0 +1,55 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef _PACKET_DUMPER_H_
+#define _PACKET_DUMPER_H_
+
+#include "nsISupportsImpl.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/dom/RTCPeerConnectionBinding.h"
+
+#include <vector>
+
+namespace mozilla {
+class PeerConnectionImpl;
+
+class PacketDumper {
+ public:
+  static RefPtr<PacketDumper> GetPacketDumper(const std::string& aPcHandle);
+
+  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(PacketDumper)
+
+  PacketDumper(const PacketDumper&) = delete;
+  PacketDumper& operator=(const PacketDumper&) = delete;
+
+  void Dump(size_t aLevel, dom::mozPacketDumpType aType, bool aSending,
+            const void* aData, size_t aSize);
+
+  nsresult EnablePacketDump(unsigned long aLevel, dom::mozPacketDumpType aType,
+                            bool aSending);
+
+  nsresult DisablePacketDump(unsigned long aLevel, dom::mozPacketDumpType aType,
+                             bool aSending);
+
+ private:
+  friend class PeerConnectionImpl;
+  explicit PacketDumper(const std::string& aPcHandle);
+  ~PacketDumper() = default;
+  bool ShouldDumpPacket(size_t aLevel, dom::mozPacketDumpType aType,
+                        bool aSending) const;
+
+  // This class is not cycle-collected, so it cannot hold onto a strong ref
+  const std::string mPcHandle;
+  std::vector<unsigned> mSendPacketDumpFlags
+      MOZ_GUARDED_BY(mPacketDumpFlagsMutex);
+  std::vector<unsigned> mRecvPacketDumpFlags
+      MOZ_GUARDED_BY(mPacketDumpFlagsMutex);
+  Atomic<bool> mPacketDumpEnabled{false};
+  Atomic<int> mPacketDumpRtcpRecvCount{0};
+  mutable Mutex mPacketDumpFlagsMutex;
+};
+
+}  // namespace mozilla
+
+#endif  // _PACKET_DUMPER_H_