cr_hash.h revision 61c734d4cc537f02d10984d72f85093db80ca2d0
/* Copyright (c) 2001, Stanford University
* All rights reserved.
*
* See the file LICENSE.txt for information on redistributing this software.
*/
#ifndef CR_HASH_H
#define CR_HASH_H
#include "chromium.h"
#include <iprt/cdefs.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct CRHashTable CRHashTable;
/* Callback function used for freeing/deleting table entries */
typedef void (*CRHashtableCallback)(void *data);
/* Callback function used for walking through table entries */
typedef void (*CRHashtableWalkCallback)(unsigned long key, void *data1, void *data2);
DECLEXPORT(CRHashTable *) crAllocHashtable( void );
DECLEXPORT(void) crFreeHashtable( CRHashTable *hash, CRHashtableCallback deleteCallback );
DECLEXPORT(void) crHashtableAdd( CRHashTable *h, unsigned long key, void *data );
DECLEXPORT(GLuint) crHashtableAllocKeys( CRHashTable *h, GLsizei range );
DECLEXPORT(GLboolean) crHashtableAllocRegisterKey( CRHashTable *h, GLuint key);
DECLEXPORT(void) crHashtableDelete( CRHashTable *h, unsigned long key, CRHashtableCallback deleteCallback );
DECLEXPORT(void) crHashtableDeleteBlock( CRHashTable *h, unsigned long key, GLsizei range, CRHashtableCallback deleteFunc );
DECLEXPORT(void *) crHashtableSearch( const CRHashTable *h, unsigned long key );
DECLEXPORT(void) crHashtableReplace( CRHashTable *h, unsigned long key, void *data, CRHashtableCallback deleteFunc);
DECLEXPORT(unsigned int) crHashtableNumElements( const CRHashTable *h) ;
DECLEXPORT(GLboolean) crHashtableIsKeyUsed( const CRHashTable *h, GLuint id );
DECLEXPORT(void) crHashtableWalk( CRHashTable *hash, CRHashtableWalkCallback walkFunc , void *data);
/*Returns GL_TRUE if given hashtable hold the data, pKey is updated with key value for data in this case*/
DECLEXPORT(GLboolean) crHashtableGetDataKey(CRHashTable *pHash, void *pData, unsigned long *pKey);
DECLEXPORT(void) crHashtableLock(CRHashTable *h);
DECLEXPORT(void) crHashtableUnlock(CRHashTable *h);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* CR_HASH_H */