Me@50: /*
Me@50:  *  Copyright 2009 OpenSourceCodeStewardshipFoundation.org
Me@50:  *  Licensed under GNU General Public License version 2
Me@50:  *
Me@50:  * Author: seanhalle@yahoo.com
Me@50:  *
Me@50:  * Created on November 14, 2009, 9:07 PM
Me@50:  */
Me@65: #ifndef _VMALLOC_H
Me@65: #define	_VMALLOC_H
Me@65: 
Me@50: #include <malloc.h>
msach@76: #include <inttypes.h>
Me@50: #include "VMS_primitive_data_types.h"
msach@132: #include "ProcrContext.h"
Me@50: 
msach@101: #define SMALL_CHUNK_SIZE 32
msach@101: #define SMALL_CHUNK_COUNT 4
msach@125: #define LOWER_BOUND     128  //Biggest chunk size that is created for the small chunks
msach@125: #define BIG_LOWER_BOUND 160  //Smallest chunk size that is created for the big chunks
msach@101: 
msach@118: #define LOG54 0.3219280948873623
msach@118: #define LOG128 7
msach@101: 
Me@50: typedef struct _MallocProlog MallocProlog;
Me@50: 
Me@50: struct _MallocProlog
Me@50:  {
Me@50:    MallocProlog *nextChunkInFreeList;
Me@50:    MallocProlog *prevChunkInFreeList;
Me@50:    MallocProlog *nextHigherInMem;
Me@50:    MallocProlog *nextLowerInMem;
msach@132:  }; 
Me@50: //MallocProlog
msach@147: typedef struct MallocArrays MallocArrays;
msach@147: 
msach@147:  typedef struct
msach@147: {
msach@147:      uintptr_t procrID;
msach@147:      MallocProlog *prevChunkInFreeList;
msach@147:      MallocProlog *nextHigherInMem;
msach@147:      MallocProlog *nextLowerInMem;
msach@147:  } MallocPrologAllocated;
msach@101: 
msach@139:  struct MallocArrays 
msach@101:  {
msach@101:      MallocProlog **smallChunks;
msach@101:      MallocProlog **bigChunks;
msach@116:      uint64       bigChunksSearchVector[2];
msach@102:      void         *memSpace;
msach@101:      uint32       containerCount;
msach@101:  };
msach@139:  //MallocArray
msach@139: 
Me@50: typedef struct
Me@50:  {
Me@50:    MallocProlog *firstChunkInFreeList;
msach@76:    int32         numInList; //TODO not used
msach@132:  } FreeListHead;
Me@50: 
Me@50: void *
msach@132: VMS__malloc_on_core(size_t sizeRequested, int procrID);
Me@50: 
msach@78: void *
msach@132: VMS__malloc(size_t sizeRequested);
msach@132: 
msach@132: void *
msach@132: VMS__malloc_in_lib(size_t sizeRequested, VirtProcr *VProc);
msach@78: 
Me@50: void
Me@50: VMS__free( void *ptrToFree );
Me@50: 
msach@132: void
msach@132: VMS__free_in_lib(void *ptrToFree, VirtProcr *VProc);
msach@132: 
msach@132: void
msach@132: VMS__free_on_core(void *ptrToFree, int procrID);
msach@132: 
Me@53: /*Allocates memory from the external system -- higher overhead
Me@53:  */
Me@53: void *
msach@76: VMS__malloc_in_ext( size_t sizeRequested );
Me@53: 
Me@53: /*Frees memory that was allocated in the external system -- higher overhead
Me@53:  */
Me@53: void
Me@53: VMS__free_in_ext( void *ptrToFree );
Me@53: 
msach@101: MallocArrays *
Me@53: VMS_ext__create_free_list();
Me@50: 
Me@50: void
msach@102: VMS_ext__free_free_list(MallocArrays *freeLists );
Me@65: 
Me@65: #endif