/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) 1998-2018 Zend Technologies Ltd. (http://www.zend.com) |
+----------------------------------------------------------------------+
| This source file is subject to version 2.00 of the Zend license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.zend.com/license/2_00.txt. |
| If you did not receive a copy of the Zend license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@zend.com so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Andi Gutmans <andi@php.net> |
| Zeev Suraski <zeev@php.net> |
+----------------------------------------------------------------------+
*/
#ifndef ZEND_LLIST_H
#define ZEND_LLIST_H
typedef struct _zend_llist_element {
struct _zend_llist_element *next;
struct _zend_llist_element *prev;
char data[1]; /* Needs to always be last in the struct */
} zend_llist_element;
typedef void (*llist_dtor_func_t)(void *);
typedef int (*llist_compare_func_t)(const zend_llist_element **, const zend_llist_element **);
typedef void (*llist_apply_with_args_func_t)(void *data, int num_args, va_list args);
typedef void (*llist_apply_with_arg_func_t)(void *data, void *arg);
typedef void (*llist_apply_func_t)(void *);
typedef struct _zend_llist {
zend_llist_element *head;
zend_llist_element *tail;
size_t count;
size_t size;
llist_dtor_func_t dtor;
unsigned char persistent;
zend_llist_element *traverse_ptr;
} zend_llist;
typedef zend_llist_element* zend_llist_position;
BEGIN_EXTERN_C()
ZEND_API void zend_llist_init(zend_llist *l, size_t size, llist_dtor_func_t dtor, unsigned char persistent);
ZEND_API void zend_llist_add_element(zend_llist *l, void *element);
ZEND_API void zend_llist_prepend_element(zend_llist *l, void *element);
ZEND_API void zend_llist_del_element(zend_llist *l, void *element, int (*compare)(void *element1, void *element2));
ZEND_API void zend_llist_destroy(zend_llist *l);
ZEND_API void zend_llist_clean(zend_llist *l);
ZEND_API void zend_llist_remove_tail(zend_llist *l);
ZEND_API void zend_llist_copy(zend_llist *dst, zend_llist *src);
ZEND_API void zend_llist_apply(zend_llist *l, llist_apply_func_t func);
ZEND_API void zend_llist_apply_with_del(zend_llist *l, int (*func)(void *data));
ZEND_API void zend_llist_apply_with_argument(zend_llist *l, llist_apply_with_arg_func_t func, void *arg);
ZEND_API void zend_llist_apply_with_arguments(zend_llist *l, llist_apply_with_args_func_t func, int num_args, ...);
ZEND_API size_t zend_llist_count(zend_llist *l);
ZEND_API void zend_llist_sort(zend_llist *l, llist_compare_func_t comp_func);
/* traversal */
ZEND_API void *zend_llist_get_first_ex(zend_llist *l, zend_llist_position *pos);
ZEND_API void *zend_llist_get_last_ex(zend_llist *l, zend_llist_position *pos);
ZEND_API void *zend_llist_get_next_ex(zend_llist *l, zend_llist_position *pos);
ZEND_API void *zend_llist_get_prev_ex(zend_llist *l, zend_llist_position *pos);
#define zend_llist_get_first(l) zend_llist_get_first_ex(l, NULL)
#define zend_llist_get_last(l) zend_llist_get_last_ex(l, NULL)
#define zend_llist_get_next(l) zend_llist_get_next_ex(l, NULL)
#define zend_llist_get_prev(l) zend_llist_get_prev_ex(l, NULL)
END_EXTERN_C()
#endif /* ZEND_LLIST_H */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* indent-tabs-mode: t
* End:
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/
