/******************************************************************************
 * SAGE - Scalable Adaptive Graphics Environment
 *
 * Module: fsServer.h
 * Author : Byungil Jeong
 *
 * Copyright (C) 2004 Electronic Visualization Laboratory,
 * University of Illinois at Chicago
 *
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * 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.
 *  * Neither the name of the University of Illinois at Chicago 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 OWNER 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.
 *
 * Direct questions, comments etc about SAGE to sage_users@listserv.uic.edu or 
 * http://www.evl.uic.edu/cavern/forum/
 *
 *****************************************************************************/
 

#ifndef _FS_SERVER_H
#define _FS_SERVER_H

#include "sage.h"
#include "QUANTAnet_tcp_c.hxx"

#define SOCK_BUF_SIZE (1024*1024*32)
#define READ_BUF_SIZE 4096
#define SYSTEM_CLIENT_BASE 1000

class fsManager;

/**
 * read messages from UI and APPs
 * pass them to appropriate component
 */
class fsServer {
private:
   QUANTAnet_tcpServer_c *sysServer;
   QUANTAnet_tcpServer_c *uiServer;
   
   fsManager *fsm;
   std::vector<QUANTAnet_tcpClient_c *> uiClientList;
   std::vector<QUANTAnet_tcpClient_c *> sysClientList;
   int numSysClients, numUiClients;

public:
   fsServer();
   ~fsServer();

   //unsigned int maxNumOfApp;

   int init(fsManager *fsm);
   static void* trackingThread(void *args);
   int checkTrackingMsg();
   int checkClients();
   int sendMessage(int cId, int code, int data);
   int sendMessage(int cId, int code, char* data);
   int sendMessage(int cId, int code);   
   int sendMessage(sageMessage &msg);
};

#endif