LinuxShMem.h

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// ----------------------------------------------------------------------------
//
// $Id$
//
// Copyright 2008, 2009, 2010, 2011, 2012  Antonio Franchi and Paolo Stegagno    
//
// This file is part of MIP.
//
// MIP is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// MIP is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with MIP. If not, see <http://www.gnu.org/licenses/>.
//
// Contact info: franchi@diag.uniroma1.it stegagno@diag.uniroma1.it
//
// ----------------------------------------------------------------------------






/* @{ */

#ifndef __LINUX_SH_MEM_UDP_
#define __LINUX_SH_MEM_UDP_

#include <stdlib.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <semaphore.h>
#include <ctype.h>
#include <string.h>

#include <baselib.h>

struct ShMemSegment{
 char testString[10];
 int wrappLoopbacks[255];
};

class LinuxShMem : public MIPObject{
 private:
  int _shmid;
  ShMemSegment *_segptr;
 
//   sem_t* _sem;
  
  stringstream _ssfatal;
  
  void _init();
  
  void _usage();
  void _write(char *text);
  void _changemode(char *mode); 
  void _read();
  
 public:
  LinuxShMem(int argc, char *argv[]);
  
  LinuxShMem();
  
  ~LinuxShMem();
  
  void remove();

//   void setWrappNumAgents(int nA);
//   int getWrappNumAgents();
//   void incWrappNumAgents();
//   void decWrappNumAgents();

  void regWrappLoopback(int loopback);
  int getWrappLoopback(int index);
  void resetWrappLoopback();
  
  string getObjectName() const {
   return string("LShMem");
  }
};



#endif


/* @} */