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/**********************************************************************
*
* Copyright (C) Imagination Technologies Ltd. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful but, except
* as otherwise stated in writing, without any warranty; without even the
* implied warranty of merchantability or fitness for a particular purpose.
* See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*
* The full GNU General Public License is included in this distribution in
* the file called "COPYING".
*
* Contact Information:
* Imagination Technologies Ltd. <gpl-support@imgtec.com>
* Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK
*
******************************************************************************/
#ifndef _HASH_H_
#define _HASH_H_
#include "img_types.h"
#include "osfunc.h"
#if defined (__cplusplus)
extern "C" {
#endif
typedef IMG_UINT32 HASH_FUNC(IMG_SIZE_T uKeySize, IMG_VOID *pKey, IMG_UINT32 uHashTabLen);
typedef IMG_BOOL HASH_KEY_COMP(IMG_SIZE_T uKeySize, IMG_VOID *pKey1, IMG_VOID *pKey2);
typedef struct _HASH_TABLE_ HASH_TABLE;
typedef PVRSRV_ERROR (*HASH_pfnCallback) (
IMG_UINTPTR_T k,
IMG_UINTPTR_T v
);
IMG_UINT32 HASH_Func_Default (IMG_SIZE_T uKeySize, IMG_VOID *pKey, IMG_UINT32 uHashTabLen);
IMG_BOOL HASH_Key_Comp_Default (IMG_SIZE_T uKeySize, IMG_VOID *pKey1, IMG_VOID *pKey2);
HASH_TABLE * HASH_Create_Extended (IMG_UINT32 uInitialLen, IMG_SIZE_T uKeySize, HASH_FUNC *pfnHashFunc, HASH_KEY_COMP *pfnKeyComp);
HASH_TABLE * HASH_Create (IMG_UINT32 uInitialLen);
IMG_VOID HASH_Delete (HASH_TABLE *pHash);
IMG_BOOL HASH_Insert_Extended (HASH_TABLE *pHash, IMG_VOID *pKey, IMG_UINTPTR_T v);
IMG_BOOL HASH_Insert (HASH_TABLE *pHash, IMG_UINTPTR_T k, IMG_UINTPTR_T v);
IMG_UINTPTR_T HASH_Remove_Extended(HASH_TABLE *pHash, IMG_VOID *pKey);
IMG_UINTPTR_T HASH_Remove (HASH_TABLE *pHash, IMG_UINTPTR_T k);
IMG_UINTPTR_T HASH_Retrieve_Extended (HASH_TABLE *pHash, IMG_VOID *pKey);
IMG_UINTPTR_T HASH_Retrieve (HASH_TABLE *pHash, IMG_UINTPTR_T k);
PVRSRV_ERROR HASH_Iterate(HASH_TABLE *pHash, HASH_pfnCallback pfnCallback);
#ifdef HASH_TRACE
IMG_VOID HASH_Dump (HASH_TABLE *pHash);
#endif
#if defined (__cplusplus)
}
#endif
#endif
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