// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_SERVICE_SERVICE_IPC_SERVER_H_
#define CHROME_SERVICE_SERVICE_IPC_SERVER_H_
#include <string>
#include <vector>
#include "base/memory/scoped_ptr.h"
#include "ipc/ipc_channel_handle.h"
#include "ipc/ipc_listener.h"
#include "ipc/ipc_sync_channel.h"
#include "ipc/ipc_sync_message_filter.h"
#include "ipc/ipc_sender.h"
namespace base {
class DictionaryValue;
class HistogramDeltaSerialization;
} // namespace base
// This class handles IPC commands for the service process.
class ServiceIPCServer : public IPC::Listener, public IPC::Sender {
public:
explicit ServiceIPCServer(const IPC::ChannelHandle& handle);
virtual ~ServiceIPCServer();
bool Init();
// IPC::Sender implementation.
virtual bool Send(IPC::Message* msg) OVERRIDE;
IPC::SyncChannel* channel() { return channel_.get(); }
// Safe to call on any thread, as long as it's guaranteed that the thread's
// lifetime is less than the main thread.
IPC::SyncMessageFilter* sync_message_filter() {
return sync_message_filter_.get();
}
bool is_client_connected() const { return client_connected_; }
private:
friend class MockServiceIPCServer;
// IPC::Listener implementation.
virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
virtual void OnChannelConnected(int32 peer_pid) OVERRIDE;
virtual void OnChannelError() OVERRIDE;
// IPC message handlers.
void OnEnableCloudPrintProxyWithRobot(
const std::string& robot_auth_code,
const std::string& robot_email,
const std::string& user_email,
const base::DictionaryValue& user_settings);
void OnGetCloudPrintProxyInfo();
void OnGetHistograms();
void OnGetPrinters();
void OnDisableCloudPrintProxy();
void OnShutdown();
void OnUpdateAvailable();
// Helper method to create the sync channel.
void CreateChannel();
IPC::ChannelHandle channel_handle_;
scoped_ptr<IPC::SyncChannel> channel_;
// Indicates whether a client is currently connected to the channel.
bool client_connected_;
// Allows threads other than the main thread to send sync messages.
scoped_refptr<IPC::SyncMessageFilter> sync_message_filter_;
// Calculates histograms deltas.
scoped_ptr<base::HistogramDeltaSerialization> histogram_delta_serializer_;
DISALLOW_COPY_AND_ASSIGN(ServiceIPCServer);
};
#endif // CHROME_SERVICE_SERVICE_IPC_SERVER_H_