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/*
 * Copyright 2012  Samsung Electronics Co., Ltd
 *
 * Licensed under the Flora License, Version 1.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.tizenopensource.org/license
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#define dlist_remove_data(list, data) do { \
	struct dlist *l; \
	l = dlist_find_data(list, data); \
	list = dlist_remove(list, l); \
} while (0)

#define dlist_foreach(list, l, data) \
	for ((l) = (list); (l) && ((data) = dlist_data(l)); (l) = dlist_next(l))

#define dlist_foreach_safe(list, l, n, data) \
	for ((l) = (list), (n) = dlist_next(l); \
		(l) && ((data) = dlist_data(l)); \
		(l) = (n), (n) = dlist_next(l))

struct dlist;

extern struct dlist *dlist_append(struct dlist *list, void *data);
extern struct dlist *dlist_prepend(struct dlist *list, void *data);
extern struct dlist *dlist_remove(struct dlist *list, struct dlist *l);
extern struct dlist *dlist_find_data(struct dlist *list, void *data);
extern void *dlist_data(struct dlist *l);
extern struct dlist *dlist_next(struct dlist *l);
extern struct dlist *dlist_prev(struct dlist *l);
extern int dlist_count(struct dlist *l);
extern struct dlist *dlist_nth(struct dlist *l, int nth);

/* End of a file */