source/dscore/src/clDsmMemMgrBasic.c File Reference

DSM-CC basic memory manager. More...

#include <string.h>
#include "cldsmcc.h"
#include "clDsmMemMgrAPI.h"
#include "dsmDbg.h"

Data Structures
struct	localSeqRef
struct	MemContext_t
Defines
#define	MEM_NUM_SEQS   (MEM_SEQ_OPEN_DFLT)
#define	memCheckRef(x)   dsmAssert(( (x->magic == MEM_MAGIC) && (x->pStartPos != NULL) ))
#define	MEM_BLOCK_HDR_SIZE   8
#define	MEM_BLOCK_START   0x4d656d3e /* = string "Mem>" */
#define	MEM_BLOCK_END   0x3c4d656d /* = string "<Mem" */
#define	MEM_MAGIC   0x5365713e /* = string "Seq>" */
Typedefs
typedef struct localSeqRef *	pLocalSeqRef
typedef struct MemContext_t *	pMemContext_t
Functions
E_DsmMemErr	memStart (U16BIT memBlockSizeMin, U32BIT memHeapSizeMin, U16BIT memSeqOpenMin, void *memSetup, void **memContext)
E_DsmMemErr	memStop (void *context)
E_DsmMemErr	memAlloc (void *context, pclDsmSetup_t setup, U32BIT size, MemHandle *memArea, int line)
U32BIT	memRelease (void *context, pclDsmSetup_t setup, MemHandle memArea)
BOOLEAN	memValidate (void *memArea)
void	memOpen (void *context, MemHandle memArea, void **memPtr)
U32BIT	memNumOpen (void *context)
E_DsmMemErr	memSeqOpen (void *context, MemHandle memArea, U32BIT offset, U32BIT length, BOOLEAN asyncAccess, MemSeqRef *memAreaRef)
E_DsmMemErr	memSeqOpenClone (MemSeqRef memAreaRefOrig, MemSeqRef *memAreaRefClone)
void	memSeqClose (MemSeqRef memAreaRef)
void	memSeqAccessContig (MemSeqRef memAreaRef, U8BIT **memPtr, U32BIT *numContigBytes)
void	memSeqAccessCurrent (MemSeqRef memAreaRef, U8BIT **memPtr, U32BIT *numContigBytes)
U32BIT	memSeqNumOpen (void *context)
void	memSeqSize (MemSeqRef memAreaRef, U32BIT *size)
void	memSeqValidate (MemSeqRef memAreaRef, BOOLEAN *pValid)
E_DsmMemErr	memSeqReadByte (MemSeqRef src, U8BIT *byte)
E_DsmMemErr	memSeqWriteByte (U8BIT byte, MemSeqRef dest)
E_DsmMemErr	memSeqRead (MemSeqRef src, U8BIT *dest, U32BIT numBytes, U32BIT *numBytesActual)
E_DsmMemErr	memSeqWrite (U8BIT *src, MemSeqRef dest, U32BIT numBytes, U32BIT *numBytesActual)
E_DsmMemErr	memSeqCopy (MemSeqRef src, MemSeqRef dest, U32BIT numBytes, U32BIT *numBytesActual)
E_DsmMemErr	memSeqCompContig (U8BIT *contig, MemSeqRef memAreaRef, U32BIT numBytes, BOOLEAN *equal)
E_DsmMemErr	memSeqCompMgd (MemSeqRef memAreaRef1, MemSeqRef memAreaRef2, U32BIT numBytes, BOOLEAN *equal)
E_DsmMemErr	memSeqSetPosRel (MemSeqRef memAreaRef, S32BIT position)
E_DsmMemErr	memSeqSetPosAbs (MemSeqRef memAreaRef, U32BIT position)
void	memSeqReadPos (MemSeqRef memAreaRef, U32BIT *position)

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Detailed Description

DSM-CC basic memory manager.

Date:

2000

Author:

Bassett