msach@146: /*
msach@146:  *  Copyright 2009 OpenSourceCodeStewardshipFoundation.org
msach@146:  *  Licensed under GNU General Public License version 2
msach@146:  *
msach@146:  * Author: seanhalle@yahoo.com
msach@146:  *
msach@146:  * Created on November 14, 2009, 9:07 PM
msach@146:  */
msach@146: 
msach@146: #ifndef _VMALLOC_H
msach@146: #define	_VMALLOC_H
msach@146: 
msach@146: #include <malloc.h>
msach@146: #include "VMS_primitive_data_types.h"
msach@146: 
msach@146: typedef struct _MallocProlog MallocProlog;
msach@146: 
msach@146: struct _MallocProlog
msach@146:  {
msach@146:    MallocProlog *nextChunkInFreeList;
msach@146:    MallocProlog *prevChunkInFreeList;
msach@146:    MallocProlog *nextHigherInMem;
msach@146:    MallocProlog *nextLowerInMem;
msach@146:  };
msach@146: //MallocProlog
msach@146: 
msach@146: typedef struct
msach@146:  {
msach@146:    MallocProlog *firstChunkInFreeList;
msach@146:    int32         numInList;
msach@146:  }
msach@146: FreeListHead;
msach@146: 
msach@146: void *
msach@146: VMS__malloc( int32 sizeRequested );
msach@146: 
msach@146: void
msach@146: VMS__free( void *ptrToFree );
msach@146: 
msach@146: /*Allocates memory from the external system -- higher overhead
msach@146:  */
msach@146: void *
msach@146: VMS__malloc_in_ext( int32 sizeRequested );
msach@146: 
msach@146: /*Frees memory that was allocated in the external system -- higher overhead
msach@146:  */
msach@146: void
msach@146: VMS__free_in_ext( void *ptrToFree );
msach@146: 
msach@146: 
msach@146: MallocProlog *
msach@146: VMS_ext__create_free_list();
msach@146: 
msach@146: void
msach@146: VMS_ext__free_free_list( MallocProlog *freeListHead );
msach@146: 
Me@65: #endif