components/devtools_bridge/abstract_peer_connection.h

   1 // Copyright 2014 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 COMPONENTS_DEVTOOLS_BRIDGE_ABSTRACT_PEER_CONNECTION_H_
   6 #define COMPONENTS_DEVTOOLS_BRIDGE_ABSTRACT_PEER_CONNECTION_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/scoped_ptr.h"
  11
  12 namespace devtools_bridge {
  13
  14 class AbstractDataChannel;
  15
  16 /**
  17  * WebRTC PeerConnection adapter for DevTools bridge.
  18  */
  19 class AbstractPeerConnection {
  20  public:
  21   /**
  22    * Delegate is called on signaling thread.
  23    */
  24   class Delegate {
  25    public:
  26     Delegate() {}
  27     virtual ~Delegate() {}
  28
  29     virtual void OnIceConnectionChange(bool connected) = 0;
  30     virtual void OnIceCandidate(
  31         const std::string& sdp_mid,
  32         int sdp_mline_index,
  33         const std::string& sdp) = 0;
  34     virtual void OnLocalOfferCreatedAndSetSet(
  35         const std::string& description) = 0;
  36     virtual void OnLocalAnswerCreatedAndSetSet(
  37         const std::string& description) = 0;
  38     virtual void OnRemoteDescriptionSet() = 0;
  39     virtual void OnFailure(const std::string& description) = 0;
  40
  41    private:
  42     DISALLOW_COPY_AND_ASSIGN(Delegate);
  43   };
  44
  45   AbstractPeerConnection() {}
  46   virtual ~AbstractPeerConnection() {}
  47
  48   virtual void CreateAndSetLocalOffer() = 0;
  49   virtual void CreateAndSetLocalAnswer() = 0;
  50   virtual void SetRemoteOffer(const std::string& description) = 0;
  51   virtual void SetRemoteAnswer(const std::string& description) = 0;
  52   virtual void AddIceCandidate(
  53       const std::string& sdp_mid,
  54       int sdp_mline_index,
  55       const std::string& sdp) = 0;
  56
  57   virtual scoped_ptr<AbstractDataChannel> CreateDataChannel(int channelId) = 0;
  58
  59  private:
  60   DISALLOW_COPY_AND_ASSIGN(AbstractPeerConnection);
  61 };
  62
  63 }  // namespace devtools_bridge
  64
  65 #endif  // COMPONENTS_DEVTOOLS_BRIDGE_ABSTRACT_PEER_CONNECTION_H_