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//
// Open Service Platform
// Copyright (c) 2012 Samsung Electronics Co., Ltd.
//
// Licensed under the Apache License, Version 2.0 (the License);
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
/**
* @file IpcClient.h
* @brief This is the header file for the IpcClient class.
*
* This file contains the declarations of IpcClient.
*/
#ifndef _IPC_CLIENT_H_
#define _IPC_CLIENT_H_
#include <string.h>
#include <vector>
#include <stdio.h>
#include <pthread.h>
#include <glib.h>
#include <ipc/ipc_message_macros.h>
#include <ipc/ipc_message_utils.h>
class IIpcClientEventListener;
/**
* @class IpcClient
* @brief This class provides methods for sending a message to an IPC server.
* @since 2.1
*
*/
class IpcClient
{
public:
/**
* This is the default constructor for this class.
*/
IpcClient(void);
/**
* This is the destructor for this class.
*/
virtual ~IpcClient(void);
/**
* Constructs the instance of this class.
*
* @return 0 on success, otherwise a negative error value.
* @param [in] serverName The name of the server
* @param [in] pListener Set if the client want to handle a message from the IPC server.
* @c NULL, otherwise.
* @retval MESSAGEPORT_ERROR_OUT_OF_MEMORY Insufficient memory.
* @retval MESSAGEPORT_ERROR_IO_ERROR A system error occurred.
*/
int Construct(const std::string& serverName, const IIpcClientEventListener* pListener = NULL);
/**
* Returns the name of the IPC server.
*
* @return The name of the IPC server.
*/
std::string GetName(void) const;
/**
* Sends a request message to an IPC server.
*
* @return 0 on success, otherwise a negative error value.
* @param [in] message The message to send
* @retval MESSAGEPORT_ERROR_OUT_OF_MEMORY Insufficient memory.
* @retval MESSAGEPORT_ERROR_IO_ERROR A system error occurred.
*
*/
int SendRequest(const IPC::Message& message);
int SendRequest(IPC::Message* pMessage);
private:
IpcClient(const IpcClient& value);
IpcClient& operator =(const IpcClient& value);
int Send(IPC::Message* pMessage);
int SendAsync(IPC::Message* pMessage);
int SendSync(IPC::Message* pMessage);
int MakeConnection(bool forReverse = false);
int AcquireFd(void);
void ReleaseFd(int fd);
static gboolean OnReadMessage(GIOChannel* source, GIOCondition condition, gpointer data);
gboolean HandleReceivedMessage(GIOChannel* source, GIOCondition condition);
private:
GSource* __pReverseSource;
pthread_mutex_t* __pMutex;
std::vector <int> __fds;
std::string __name;
std::string __appId;
IIpcClientEventListener* __pListener;
static const int __MAX_MESSAGE_BUFFER_SIZE = 1024;
char __messageBuffer[__MAX_MESSAGE_BUFFER_SIZE];
std::string __pending;
};
#endif // _IPC_CLIENT_H_
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