www.pudn.com > ccache.rar > hash.h

/******************************************************************** 
	created:	2008/01/23 
	filename: 	hash.h 
	author:		Lichuang 
                 
	purpose:     
*********************************************************************/ 
 
#ifndef __HASH_H__ 
#define __HASH_H__ 
 
#include "ccache.h" 
 
typedef struct hashitem_t 
{ 
    union 
    { 
        int first; 
        int root; 
    }; 
 
    int nodenum; 
    pthread_mutex_t mutex; 
}hashitem_t; 
 
unsigned int hash(const void* key, ccache_t* cache); 
int inithashitem(ccache_t* cache); 
 
#define HASH_ITEM(cache, hashindex)     (hashitem_t*)((char*)&((cache)->data[0]) + hashindex * sizeof(struct hashitem_t)) 
 
#endif /* __HASH_H__ */