1 files changed, 96 insertions, 0 deletions
diff --git a/dom/media/webrtc/jsapi/MediaTransportHandlerIPC.h b/dom/media/webrtc/jsapi/MediaTransportHandlerIPC.h
new file mode 100644
index 0000000000..6b285dee2a
--- /dev/null
+++ b/dom/media/webrtc/jsapi/MediaTransportHandlerIPC.h
@@ -0,0 +1,96 @@
+/* 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 _MTRANSPORTHANDLER_IPC_H__
+#define _MTRANSPORTHANDLER_IPC_H__
+
+#include "jsapi/MediaTransportHandler.h"
+#include "mozilla/dom/PMediaTransportChild.h"
+
+namespace mozilla {
+
+class MediaTransportChild;
+
+// Implementation of MediaTransportHandler that uses IPC (PMediaTransport) to
+// talk to mtransport on another process.
+class MediaTransportHandlerIPC final : public MediaTransportHandler {
+ public:
+  explicit MediaTransportHandlerIPC(nsISerialEventTarget* aCallbackThread);
+  void Initialize() override;
+  RefPtr<IceLogPromise> GetIceLog(const nsCString& aPattern) override;
+  void ClearIceLog() override;
+  void EnterPrivateMode() override;
+  void ExitPrivateMode() override;
+
+  void CreateIceCtx(const std::string& aName) override;
+
+  nsresult SetIceConfig(const nsTArray<dom::RTCIceServer>& aIceServers,
+                        dom::RTCIceTransportPolicy aIcePolicy) override;
+
+  // We will probably be able to move the proxy lookup stuff into
+  // this class once we move mtransport to its own process.
+  void SetProxyConfig(NrSocketProxyConfig&& aProxyConfig) override;
+
+  void EnsureProvisionalTransport(const std::string& aTransportId,
+                                  const std::string& aLocalUfrag,
+                                  const std::string& aLocalPwd,
+                                  int aComponentCount) override;
+
+  void SetTargetForDefaultLocalAddressLookup(const std::string& aTargetIp,
+                                             uint16_t aTargetPort) override;
+
+  // We set default-route-only as late as possible because it depends on what
+  // capture permissions have been granted on the window, which could easily
+  // change between Init (ie; when the PC is created) and StartIceGathering
+  // (ie; when we set the local description).
+  void StartIceGathering(bool aDefaultRouteOnly, bool aObfuscateHostAddresses,
+                         // TODO: It probably makes sense to look
+                         // this up internally
+                         const nsTArray<NrIceStunAddr>& aStunAddrs) override;
+
+  void ActivateTransport(
+      const std::string& aTransportId, const std::string& aLocalUfrag,
+      const std::string& aLocalPwd, size_t aComponentCount,
+      const std::string& aUfrag, const std::string& aPassword,
+      const nsTArray<uint8_t>& aKeyDer, const nsTArray<uint8_t>& aCertDer,
+      SSLKEAType aAuthType, bool aDtlsClient, const DtlsDigestList& aDigests,
+      bool aPrivacyRequested) override;
+
+  void RemoveTransportsExcept(
+      const std::set<std::string>& aTransportIds) override;
+
+  void StartIceChecks(bool aIsControlling,
+                      const std::vector<std::string>& aIceOptions) override;
+
+  void SendPacket(const std::string& aTransportId,
+                  MediaPacket&& aPacket) override;
+
+  void AddIceCandidate(const std::string& aTransportId,
+                       const std::string& aCandidate, const std::string& aUfrag,
+                       const std::string& aObfuscatedAddress) override;
+
+  void UpdateNetworkState(bool aOnline) override;
+
+  RefPtr<dom::RTCStatsPromise> GetIceStats(const std::string& aTransportId,
+                                           DOMHighResTimeStamp aNow) override;
+
+ private:
+  friend class MediaTransportChild;
+  void Destroy() override;
+
+  // We do not own this; it will tell us when it is going away.
+  dom::PMediaTransportChild* mChild = nullptr;
+
+  // |mChild| can only be initted asynchronously, |mInitPromise| resolves
+  // when that happens. The |Then| calls make it convenient to dispatch API
+  // calls to main, which is a bonus.
+  // Init promise is not exclusive; this lets us call |Then| on it for every
+  // API call we get, instead of creating another promise each time.
+  typedef MozPromise<bool, nsCString, false> InitPromise;
+  RefPtr<InitPromise> mInitPromise;
+};
+
+}  // namespace mozilla
+
+#endif  //_MTRANSPORTHANDLER_IPC_H__