/*
 *  Copyright 2009 OpenSourceStewardshipFoundation.org
 *  Licensed under GNU General Public License version 2
 *
 * Author: seanhalle@yahoo.com
 */

#ifndef _PRIVATE_QUEUE_H
#define	_PRIVATE_QUEUE_H

#include "../VMS_primitive_data_types.h"

#define TRUE     1
#define FALSE    0

#define LOCKED   1
#define UNLOCKED 0


typedef struct
 { void      **insertPos;
   void      **extractPos;
   void      **startOfData;  //data is pointers
   void      **endOfData;    //set when alloc data
 }
PrivQueueStruc;


PrivQueueStruc*  makePrivQ ( );
void*            readPrivQ ( PrivQueueStruc *Q );
void             writePrivQ( void *in, PrivQueueStruc *Q );
int32            writeIfSpacePrivQ( void * in, PrivQueueStruc* Q ); //return
                    // false when full
int32            numInPrivQ( PrivQueueStruc *Q );
void             pushPrivQ( void * in, PrivQueueStruc* Q );

#endif	/* _PRIVATE_QUEUE_H */