1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef WEBKIT_GLUE_P2P_TRANSPORT_H_ 6 #define WEBKIT_GLUE_P2P_TRANSPORT_H_ 7 8 #include <string> 9 10 namespace net { 11 class Socket; 12 } // namespace net 13 14 namespace webkit_glue { 15 16 // Interface for P2P transport. 17 class P2PTransport { 18 public: 19 enum State { 20 STATE_NONE = 0, 21 STATE_WRITABLE = 1, 22 STATE_READABLE = 2, 23 }; 24 25 class EventHandler { 26 public: 27 virtual ~EventHandler() {} 28 29 // Called for each local candidate. 30 virtual void OnCandidateReady(const std::string& address) = 0; 31 32 // Called when readable of writable state of the stream changes. 33 virtual void OnStateChange(State state) = 0; 34 }; 35 36 virtual ~P2PTransport() {} 37 38 // Initialize transport using specified configuration. Returns true 39 // if initialization succeeded. 40 virtual bool Init(const std::string& name, 41 const std::string& config, 42 EventHandler* event_handler) = 0; 43 44 // Add candidate received from the remote peer. Returns false if the 45 // provided address is not in a valid format. 46 virtual bool AddRemoteCandidate(const std::string& address) = 0; 47 48 // Returns socket interface that can be used to send/receive 49 // data. Returned object is owned by the transport. Pending calls on 50 // the socket are canceled when the transport is destroyed. 51 virtual net::Socket* GetChannel() = 0; 52 }; 53 54 } // namespace webkit_glue 55 56 #endif // WEBKIT_GLUE_P2P_TRANSPORT_H_ 57
