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    1: /*
    2:    +----------------------------------------------------------------------+
    3:    | Zend Engine                                                          |
    4:    +----------------------------------------------------------------------+
    5:    | Copyright (c) 1998-2012 Zend Technologies Ltd. (http://www.zend.com) |
    6:    +----------------------------------------------------------------------+
    7:    | This source file is subject to version 2.00 of the Zend license,     |
    8:    | that is bundled with this package in the file LICENSE, and is        | 
    9:    | available through the world-wide-web at the following url:           |
   10:    | http://www.zend.com/license/2_00.txt.                                |
   11:    | If you did not receive a copy of the Zend license and are unable to  |
   12:    | obtain it through the world-wide-web, please send a note to          |
   13:    | license@zend.com so we can mail you a copy immediately.              |
   14:    +----------------------------------------------------------------------+
   15:    | Authors: Andi Gutmans <andi@zend.com>                                |
   16:    |          Zeev Suraski <zeev@zend.com>                                |
   17:    +----------------------------------------------------------------------+
   18: */
   19: 
   20: /* $Id: zend_llist.h,v 1.1.1.2 2012/05/29 12:34:36 misho Exp $ */
   21: 
   22: #ifndef ZEND_LLIST_H
   23: #define ZEND_LLIST_H
   24: 
   25: typedef struct _zend_llist_element {
   26: 	struct _zend_llist_element *next;
   27: 	struct _zend_llist_element *prev;
   28: 	char data[1]; /* Needs to always be last in the struct */
   29: } zend_llist_element;
   30: 
   31: typedef void (*llist_dtor_func_t)(void *);
   32: typedef int (*llist_compare_func_t)(const zend_llist_element **, const zend_llist_element ** TSRMLS_DC);
   33: typedef void (*llist_apply_with_args_func_t)(void *data, int num_args, va_list args TSRMLS_DC);
   34: typedef void (*llist_apply_with_arg_func_t)(void *data, void *arg TSRMLS_DC);
   35: typedef void (*llist_apply_func_t)(void * TSRMLS_DC);
   36: 
   37: typedef struct _zend_llist {
   38: 	zend_llist_element *head;
   39: 	zend_llist_element *tail;
   40: 	size_t count;
   41: 	size_t size;
   42: 	llist_dtor_func_t dtor;
   43: 	unsigned char persistent;
   44: 	zend_llist_element *traverse_ptr;
   45: } zend_llist;
   46: 
   47: typedef zend_llist_element* zend_llist_position;
   48: 
   49: BEGIN_EXTERN_C()
   50: ZEND_API void zend_llist_init(zend_llist *l, size_t size, llist_dtor_func_t dtor, unsigned char persistent);
   51: ZEND_API void zend_llist_add_element(zend_llist *l, void *element);
   52: ZEND_API void zend_llist_prepend_element(zend_llist *l, void *element);
   53: ZEND_API void zend_llist_del_element(zend_llist *l, void *element, int (*compare)(void *element1, void *element2));
   54: ZEND_API void zend_llist_destroy(zend_llist *l);
   55: ZEND_API void zend_llist_clean(zend_llist *l);
   56: ZEND_API void *zend_llist_remove_tail(zend_llist *l);
   57: ZEND_API void zend_llist_copy(zend_llist *dst, zend_llist *src);
   58: ZEND_API void zend_llist_apply(zend_llist *l, llist_apply_func_t func TSRMLS_DC);
   59: ZEND_API void zend_llist_apply_with_del(zend_llist *l, int (*func)(void *data));
   60: ZEND_API void zend_llist_apply_with_argument(zend_llist *l, llist_apply_with_arg_func_t func, void *arg TSRMLS_DC);
   61: ZEND_API void zend_llist_apply_with_arguments(zend_llist *l, llist_apply_with_args_func_t func TSRMLS_DC, int num_args, ...);
   62: ZEND_API int zend_llist_count(zend_llist *l);
   63: ZEND_API void zend_llist_sort(zend_llist *l, llist_compare_func_t comp_func TSRMLS_DC);
   64: 
   65: /* traversal */
   66: ZEND_API void *zend_llist_get_first_ex(zend_llist *l, zend_llist_position *pos);
   67: ZEND_API void *zend_llist_get_last_ex(zend_llist *l, zend_llist_position *pos);
   68: ZEND_API void *zend_llist_get_next_ex(zend_llist *l, zend_llist_position *pos);
   69: ZEND_API void *zend_llist_get_prev_ex(zend_llist *l, zend_llist_position *pos);
   70: 
   71: #define zend_llist_get_first(l) zend_llist_get_first_ex(l, NULL)
   72: #define zend_llist_get_last(l) zend_llist_get_last_ex(l, NULL)
   73: #define zend_llist_get_next(l) zend_llist_get_next_ex(l, NULL)
   74: #define zend_llist_get_prev(l) zend_llist_get_prev_ex(l, NULL)
   75: 
   76: END_EXTERN_C()
   77: 
   78: #endif /* ZEND_LLIST_H */
   79: 
   80: /*
   81:  * Local variables:
   82:  * tab-width: 4
   83:  * c-basic-offset: 4
   84:  * indent-tabs-mode: t
   85:  * End:
   86:  */