text: /*
   * This file is part of the zlog Library.
   *
   * Copyright (C) 2011 by Hardy Simpson <HardySimpson1984@gmail.com>
   *
   * Licensed under the LGPL v2.1, see the file COPYING in base directory.
   */
  
  #ifndef __zc_hashtalbe_h
  #define __zc_hashtalbe_h
  
  #include <stdlib.h>
  
  typedef struct zc_hashtable_entry_s {
  	unsigned int hash_key;
  	void *key;
  	void *value;
  	struct zc_hashtable_entry_s *prev;
  	struct zc_hashtable_entry_s *next;
  } zc_hashtable_entry_t;
  
  typedef struct zc_hashtable_s zc_hashtable_t;
  
  typedef unsigned int (*zc_hashtable_hash_fn) (const void *key);
  typedef int (*zc_hashtable_equal_fn) (const void *key1, const void *key2);
  typedef void (*zc_hashtable_del_fn) (void *kv);
  
  zc_hashtable_t *zc_hashtable_new(size_t a_size,
  				 zc_hashtable_hash_fn hash_fn,
  				 zc_hashtable_equal_fn equal_fn,
  				 zc_hashtable_del_fn key_del_fn,
  				 zc_hashtable_del_fn value_del_fn);
  
  void zc_hashtable_del(zc_hashtable_t * a_table);
  void zc_hashtable_clean(zc_hashtable_t * a_table);
  int zc_hashtable_put(zc_hashtable_t * a_table, void *a_key, void *a_value);
  zc_hashtable_entry_t *zc_hashtable_get_entry(zc_hashtable_t * a_table, const void *a_key);
  void *zc_hashtable_get(zc_hashtable_t * a_table, const void *a_key);
  void zc_hashtable_remove(zc_hashtable_t * a_table, const void *a_key);
  zc_hashtable_entry_t *zc_hashtable_begin(zc_hashtable_t * a_table);
  zc_hashtable_entry_t *zc_hashtable_next(zc_hashtable_t * a_table, zc_hashtable_entry_t * a_entry);
  
  #define zc_hashtable_foreach(a_table, a_entry) \
  for(a_entry = zc_hashtable_begin(a_table); a_entry; a_entry = zc_hashtable_next(a_table, a_entry))
  
  unsigned int zc_hashtable_str_hash(const void *str);
  int zc_hashtable_str_equal(const void *key1, const void *key2);
  
  #endif
  