1 /* 2 * Copyright 2017 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 11 #ifndef API_TURN_CUSTOMIZER_H_ 12 #define API_TURN_CUSTOMIZER_H_ 13 14 #include <stdlib.h> 15 16 namespace cricket { 17 class PortInterface; 18 class StunMessage; 19 } // namespace cricket 20 21 namespace webrtc { 22 23 class TurnCustomizer { 24 public: 25 // This is called before a TURN message is sent. 26 // This could be used to add implementation specific attributes to a request. 27 virtual void MaybeModifyOutgoingStunMessage( 28 cricket::PortInterface* port, 29 cricket::StunMessage* message) = 0; 30 31 // TURN can send data using channel data messages or Send indication. 32 // This method should return false if |data| should be sent using 33 // a Send indication instead of a ChannelData message, even if a 34 // channel is bound. 35 virtual bool AllowChannelData(cricket::PortInterface* port, 36 const void* data, 37 size_t size, 38 bool payload) = 0; 39 ~TurnCustomizer()40 virtual ~TurnCustomizer() {} 41 }; 42 43 } // namespace webrtc 44 45 #endif // API_TURN_CUSTOMIZER_H_ 46