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#ifndef __HASH_H
#define __HASH_H
/*****************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 2000, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* In order to be useful for every potential user, curl and libcurl are
* dual-licensed under the MPL and the MIT/X-derivate licenses.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the MPL or the MIT/X-derivate
* licenses. You may pick one of these licenses.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* $Id$
*****************************************************************************/
#include "setup.h"
#include <stddef.h>
#include "llist.h"
#define CURL_HASH_KEY_IS_STRING 0
#define CURL_HASH_KEY_IS_NUM 1
typedef void (*curl_hash_dtor)(void *);
typedef struct _curl_hash {
curl_llist **table;
curl_hash_dtor dtor;
int slots;
size_t size;
} curl_hash;
typedef struct _curl_hash_key {
union {
struct {
char *val;
unsigned int len;
} str;
unsigned long num;
} value;
int type;
} curl_hash_key;
typedef struct _curl_hash_element {
curl_hash_key key;
void *ptr;
} curl_hash_element;
void curl_hash_init(curl_hash *h, int slots, curl_hash_dtor dtor);
curl_hash *curl_hash_alloc(int slots, curl_hash_dtor dtor);
int curl_hash_add_or_update(curl_hash *h, char *str_key, unsigned int str_key_len,
unsigned long num_key, const void *p);
int curl_hash_extended_delete(curl_hash *h, char *str_key, unsigned int str_key_len,
unsigned long num_key);
int curl_hash_extended_find(curl_hash *h, char *str_key, unsigned int str_key_len,
unsigned long num_key, void **p);
void curl_hash_apply(curl_hash *h, void *user, void (*cb)(void *, curl_hash_element *));
size_t curl_hash_count(curl_hash *h);
void curl_hash_clean(curl_hash *h);
void curl_hash_destroy(curl_hash *h);
#define curl_hash_find(h, key, key_len, p) curl_hash_extended_find(h, key, key_len, 0, p)
#define curl_hash_delete(h, key, key_len) curl_hash_extended_delete(h, key, key_len, 0)
#define curl_hash_add(h, key, key_len, p) curl_hash_add_or_update(h, key, key_len, 0, p)
#define curl_hash_update curl_hash_add
#define curl_hash_index_find(h, key, p) curl_hash_extended_find(h, NULL, 0, key, p)
#define curl_hash_index_delete(h, key) curl_hash_extended_delete(h, NULL, 0, key)
#define curl_hash_index_add(h, key, p) curl_hash_add_or_update(h, NULL, 0, key, p)
#define curl_hash_index_update curl_hash_index_add
#endif
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