dssi_shm.h

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/****************************************************************************
    
    dssi_shm.h - functions that can handle shared memory segments for
                 DSSI plugins and UIs
    
    Copyright (C) 2005  Lars Luthman <larsl@users.sourceforge.net>
    
    This program 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 2 of the License, or
    (at your option) any later version.
    
    This program 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 this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 01222-1307  USA

****************************************************************************/

#ifndef DSSI_SHM_H
#define DSSI_SHM_H

#if defined(__cplusplus)
extern "C" {
#endif
  
  /* @{ */
  
  void* dssi_shm_allocate(size_t bytes, char** key, char** used_flag);
  
  int dssi_shm_free(const char* key);
  
  /* @} */
  
  
  /* @{ */
  
  void* dssi_shm_attach(const char* key, void* old_ptr, size_t* size);
  
  void dssi_shm_unlock(void* ptr, size_t size);
  
  int dssi_shm_detach(void* ptr);
  
  /* @} */
  
  
#if defined(__cplusplus)
}
#endif

#endif

---