#ifndef __LLIST_H
#define __LLIST_H
/***************************************************************************
 *                                  _   _ ____  _
 *  Project                     ___| | | |  _ \| |
 *                             / __| | | | |_) | |
 *                            | (__| |_| |  _ <| |___
 *                             \___|\___/|_| \_\_____|
 *
 * Copyright (C) 1998 - 2004, Daniel Stenberg, <daniel@haxx.se>, et al.
 *
 * This software is licensed as described in the file COPYING, which
 * you should have received as part of this distribution. The terms
 * are also available at http://curl.haxx.se/docs/copyright.html.
 *
 * 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 COPYING file.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 * $Id: llist.h,v 1.7 2004/01/07 09:19:35 bagder Exp $
 ***************************************************************************/

#include "setup.h"
#include <stddef.h>

typedef void ( *curl_llist_dtor )( void *, void * );

typedef struct _curl_llist_element {
	void *ptr;

	struct _curl_llist_element *prev;
	struct _curl_llist_element *next;
} curl_llist_element;

typedef struct _curl_llist {
	curl_llist_element *head;
	curl_llist_element *tail;

	curl_llist_dtor dtor;

	size_t size;
} curl_llist;

void Curl_llist_init( curl_llist *, curl_llist_dtor );
curl_llist *Curl_llist_alloc( curl_llist_dtor );
int Curl_llist_insert_next( curl_llist *, curl_llist_element *, const void * );
int Curl_llist_insert_prev( curl_llist *, curl_llist_element *, const void * );
int Curl_llist_remove( curl_llist *, curl_llist_element *, void * );
int Curl_llist_remove_next( curl_llist *, curl_llist_element *, void * );
size_t Curl_llist_count( curl_llist * );
void Curl_llist_destroy( curl_llist *, void * );

#endif
