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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */

/* Cherokee
*
* Authors:
* Alvaro Lopez Ortega <alvaro@alobbs.com>
*
* Copyright (C) 2001-2011 Alvaro Lopez Ortega
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/

#if !defined (CHEROKEE_INSIDE_CHEROKEE_H) && !defined (CHEROKEE_COMPILATION)
# error "Only <cherokee/cherokee.h> can be included directly, this file may disappear or change contents."
#endif

#ifndef CHEROKEE_AVL_H
#define CHEROKEE_AVL_H

#include <cherokee/buffer.h>


CHEROKEE_BEGIN_DECLS

typedef struct cherokee_avl_node cherokee_avl_node_t;

typedef struct {
cherokee_avl_node_t *root;
cherokee_boolean_t case_insensitive;
} cherokee_avl_t;

#define AVL(a) ((cherokee_avl_t *)(a))

typedef ret_t (* cherokee_avl_while_func_t) (cherokee_buffer_t *key, void *value, void *param);

ret_t cherokee_avl_new (cherokee_avl_t **avl);
ret_t cherokee_avl_free (cherokee_avl_t *avl, cherokee_func_free_t free_func);

ret_t cherokee_avl_init (cherokee_avl_t *avl);
ret_t cherokee_avl_mrproper (cherokee_avl_t *avl, cherokee_func_free_t free_func);

ret_t cherokee_avl_add (cherokee_avl_t *avl, cherokee_buffer_t *key, void *value);
ret_t cherokee_avl_del (cherokee_avl_t *avl, cherokee_buffer_t *key, void **value);
ret_t cherokee_avl_get (cherokee_avl_t *avl, cherokee_buffer_t *key, void **value);

ret_t cherokee_avl_add_ptr (cherokee_avl_t *avl, const char *key, void *value);
ret_t cherokee_avl_del_ptr (cherokee_avl_t *avl, const char *key, void **value);
ret_t cherokee_avl_get_ptr (cherokee_avl_t *avl, const char *key, void **value);

ret_t cherokee_avl_len (cherokee_avl_t *avl, size_t *len);
ret_t cherokee_avl_while (cherokee_avl_t *avl, cherokee_avl_while_func_t func, void *param, cherokee_buffer_t **key, void **value);

ret_t cherokee_avl_set_case (cherokee_avl_t *avl, cherokee_boolean_t case_insensitive);
ret_t cherokee_avl_check (cherokee_avl_t *avl);
ret_t cherokee_avl_print (cherokee_avl_t *avl);

CHEROKEE_END_DECLS

#endif /* CHEROKEE_AVL_H */
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