Add flakiness check if there is no received packets in a certain period.

webrtc/p2p/base/p2ptransportchannel.h

 /*
  *  Copyright 2004 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.
  */
 
@@ skipping 67 matching lines @@
   virtual int SendPacket(const char *data, size_t len,
                          const rtc::PacketOptions& options, int flags);
   virtual int SetOption(rtc::Socket::Option opt, int value);
   virtual bool GetOption(rtc::Socket::Option opt, int* value);
   virtual int GetError() { return error_; }
   virtual bool GetStats(std::vector<ConnectionInfo>* stats);
 
   const Connection* best_connection() const { return best_connection_; }
   void set_incoming_only(bool value) { incoming_only_ = value; }
 
+  // Sets the receiving timeout in milliseconds.
+  // This also sets the check_receiving_delay proportionally.
+  void set_receiving_timeout(int receiving_timeout_ms);
+
   // Note: This is only for testing purpose.
   // |ports_| should not be changed from outside.
   const std::vector<PortInterface*>& ports() { return ports_; }
 
   IceMode remote_ice_mode() const { return remote_ice_mode_; }
 
   // DTLS methods.
   virtual bool IsDtlsActive() const { return false; }
 
   // Default implementation.
@@ skipping 45 matching lines @@
   }
 
   // Set DTLS Remote fingerprint. Must be after local identity set.
   virtual bool SetRemoteFingerprint(
     const std::string& digest_alg,
     const uint8* digest,
     size_t digest_len) {
     return false;
   }
 
+  int receiving_timeout() const { return receiving_timeout_; }
+  int check_receiving_delay() const { return check_receiving_delay_; }
+
   // Helper method used only in unittest.
   rtc::DiffServCodePoint DefaultDscpValue() const;
 
   // Public for unit tests.
   Connection* FindNextPingableConnection();
 
  private:
   rtc::Thread* thread() { return worker_thread_; }
   PortAllocatorSession* allocator_session() {
     return allocator_sessions_.back();
@@ skipping 43 matching lines @@
                     const rtc::PacketTime& packet_time);
   void OnReadyToSend(Connection* connection);
   void OnConnectionDestroyed(Connection *connection);
 
   void OnUseCandidate(Connection* conn);
 
   virtual void OnMessage(rtc::Message *pmsg);
   void OnSort();
   void OnPing();
 
+  void OnCheckReceiving();
+
   P2PTransport* transport_;
   PortAllocator *allocator_;
   rtc::Thread *worker_thread_;
   bool incoming_only_;
   bool waiting_for_signaling_;
   int error_;
   std::vector<PortAllocatorSession*> allocator_sessions_;
   std::vector<PortInterface *> ports_;
   std::vector<Connection *> connections_;
   Connection* best_connection_;
   // Connection selected by the controlling agent. This should be used only
   // at controlled side when protocol type is RFC5245.
   Connection* pending_best_connection_;
   std::vector<RemoteCandidate> remote_candidates_;
   bool sort_dirty_;  // indicates whether another sort is needed right now
   bool was_writable_;
   typedef std::map<rtc::Socket::Option, int> OptionMap;
   OptionMap options_;
   std::string ice_ufrag_;
   std::string ice_pwd_;
   std::string remote_ice_ufrag_;
   std::string remote_ice_pwd_;
   IceProtocolType protocol_type_;
   IceMode remote_ice_mode_;
   IceRole ice_role_;
   uint64 tiebreaker_;
   uint32 remote_candidate_generation_;
 
+  int check_receiving_delay_;
+  int receiving_timeout_;
+
   DISALLOW_COPY_AND_ASSIGN(P2PTransportChannel);
 };
 
 }  // namespace cricket
 
 #endif  // WEBRTC_P2P_BASE_P2PTRANSPORTCHANNEL_H_