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/** @addtogroup MCD_MCDIMPL_DAEMON_SRV
* @{
* @file
*
* Connection server.
*
* Handles incoming socket connections from clients using the MobiCore driver.
*
* Iterative socket server using UNIX domain stream protocol.
*
*
* Copyright (c) 2013 TRUSTONIC LIMITED
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the TRUSTONIC LIMITED nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SERVER_H_
#define SERVER_H_
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <string>
#include <cstdio>
#include <vector>
#include "CThread.h"
#include "ConnectionHandler.h"
/** Number of incoming connections that can be queued.
* Additional clients will generate the error ECONNREFUSED. */
#define LISTEN_QUEUE_LEN (16)
class Server: public CThread
{
public:
/**
* Server contructor.
*
* @param connectionHanler Connection handler to pass incoming connections to.
* @param localAdrerss Pointer to a zero terminated string containing the file to listen to.
*/
Server(
ConnectionHandler *connectionHandler,
const char *localAddr
);
/**
* Server destructor.
* All available connections will be terminated. Resources will be freed.
*/
virtual ~Server(
void
);
/**
* Start server and listen for incoming connections.
* Implements the central socket server loop. Incoming connections will be stored.
*/
virtual void run(
);
/**
* Remove a connection object from the list of available connections.
* Detaching is required for notification connections wich are never used to transfer command
* data from TLCs to the driver. If the function succeeds, the connection object will no longer
* be handled by the server.
*
* @param connection The connection object to remove.
*/
virtual void detachConnection(
Connection *connection
);
protected:
int serverSock;
string socketAddr;
ConnectionHandler *connectionHandler; /**< Connection handler registered to the server */
private:
connectionList_t peerConnections; /**< Connections to devices */
};
#endif /* SERVER_H_ */
/** @} */
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