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