mntd_volume_hash.h

/***************************************************************************
 * CVSID: $Id: mntd_volume_hash.h,v 1.12 2004/08/29 18:43:23 stefanb Exp $
 *
 * mntd_volume_hash.h : Volume Manager hash functions for MNT daemon
 *
 * Copyright (C) 2004 Stefan Bambach, <sbambach@gmx.net>
 *
 * Licensed under the GNU General Public License 2.0
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 **************************************************************************/

#ifndef __HASHMAP_H__
#define __HASHMAP_H__

#include "mntd_volume_hash_types.h"
#include "hashmap.h"
#include "linklist.h"

#if defined(__cplusplus)
extern "C" {
#endif

    
#define DEFAULT_BUCKETS 1021    
PHASHMAP new_HashMap(unsigned int bucket, void (*cb_free_element)(void *obj));

    
struct HASHMAPELEMENT_ {
    PHASHMAP phm;                
    char *key;                   
    void *userdata;              
    void    (*destroy)              (PHASHMAPELEMENT phme);
    
    void    (*cb_free_element)  (void *data);
};


struct HASHMAP_ {
    CHTbl *hm;                   
    unsigned int bucket;         
    int (*init)         (PHASHMAP phm);
    
    int (*hash)         (const void *obj);
    
    int (*compare)      (const void *obj1, const void *obj2);
    
    void    (*free)         (void *data);

    void    (*cb_free_element)  (void *data);

    void    (*destroy)      (PHASHMAP phm);
    
    int (*add)          (PHASHMAP phm, const char *key, void *data);
    
    int (*remove)       (PHASHMAP phm, const char *key);
    
    int (*size)         (PHASHMAP phm);
    
    int (*contains)     (PHASHMAP phm, const char *key);
    
    int (*get)          (PHASHMAP phm, const char *key, void **userdata);
    
    int (*update)       (PHASHMAP phm, const char *key, void *userdata);
    
    int (*foreach)      (PHASHMAP phm, int (*func)(void *data, void *userdata), void *userdata);
    
};


#if defined(__cplusplus)
}
#endif

#endif /* __HASHMAP_H__ */

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