#include "libnazgul.h"
#include "ids.h"

void * msgSpaceListOpen(){
  int listFd;
  void * listAddr;

  msgSpaceListId spaceListId;
  strcpy(spaceListId,DEFAULT_MSGSPACELISTID);

  listFd=shm_open(spaceListId,O_RDWR,SHM_DEFAULT_MODE);
  if (listFd == -1 ) {
	NZG_ERROR("shm_open : msgSpaceList open",spaceListId);
	goto ERROR;
  }

  listAddr=mmap(NULL,
	  sizeof(msgSpaceList),
	  PROT_READ|PROT_WRITE,
	  MAP_SHARED,
	  listFd,
	  0);
  if( listAddr == MAP_FAILED ) {
	NZG_ERROR("mmap",spaceListId);
	goto ERROR;
  }

  close(listFd);
  return listAddr; 
ERROR: 
  return NULL;
}