1 // Copyright (c) 2012 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 CHROME_SERVICE_SERVICE_IPC_SERVER_H_ 6 #define CHROME_SERVICE_SERVICE_IPC_SERVER_H_ 7 8 #include <string> 9 #include <vector> 10 11 #include "base/memory/scoped_ptr.h" 12 #include "ipc/ipc_channel_handle.h" 13 #include "ipc/ipc_listener.h" 14 #include "ipc/ipc_sync_channel.h" 15 #include "ipc/ipc_sync_message_filter.h" 16 #include "ipc/ipc_sender.h" 17 18 namespace base { 19 20 class DictionaryValue; 21 class HistogramDeltaSerialization; 22 23 } // namespace base 24 25 // This class handles IPC commands for the service process. 26 class ServiceIPCServer : public IPC::Listener, public IPC::Sender { 27 public: 28 explicit ServiceIPCServer(const IPC::ChannelHandle& handle); 29 virtual ~ServiceIPCServer(); 30 31 bool Init(); 32 33 // IPC::Sender implementation. 34 virtual bool Send(IPC::Message* msg) OVERRIDE; 35 channel()36 IPC::SyncChannel* channel() { return channel_.get(); } 37 38 // Safe to call on any thread, as long as it's guaranteed that the thread's 39 // lifetime is less than the main thread. sync_message_filter()40 IPC::SyncMessageFilter* sync_message_filter() { 41 return sync_message_filter_.get(); 42 } 43 is_client_connected()44 bool is_client_connected() const { return client_connected_; } 45 46 47 private: 48 friend class MockServiceIPCServer; 49 50 // IPC::Listener implementation. 51 virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE; 52 virtual void OnChannelConnected(int32 peer_pid) OVERRIDE; 53 virtual void OnChannelError() OVERRIDE; 54 55 // IPC message handlers. 56 void OnEnableCloudPrintProxyWithRobot( 57 const std::string& robot_auth_code, 58 const std::string& robot_email, 59 const std::string& user_email, 60 const base::DictionaryValue& user_settings); 61 void OnGetCloudPrintProxyInfo(); 62 void OnGetHistograms(); 63 void OnDisableCloudPrintProxy(); 64 65 void OnShutdown(); 66 void OnUpdateAvailable(); 67 68 // Helper method to create the sync channel. 69 void CreateChannel(); 70 71 IPC::ChannelHandle channel_handle_; 72 scoped_ptr<IPC::SyncChannel> channel_; 73 // Indicates whether a client is currently connected to the channel. 74 bool client_connected_; 75 76 // Allows threads other than the main thread to send sync messages. 77 scoped_refptr<IPC::SyncMessageFilter> sync_message_filter_; 78 79 // Calculates histograms deltas. 80 scoped_ptr<base::HistogramDeltaSerialization> histogram_delta_serializer_; 81 82 DISALLOW_COPY_AND_ASSIGN(ServiceIPCServer); 83 }; 84 85 #endif // CHROME_SERVICE_SERVICE_IPC_SERVER_H_ 86