+++ /dev/null
-/* adlist.h - A generic doubly linked list implementation
- *
- * Copyright (c) 2006-2010, Salvatore Sanfilippo <antirez at gmail dot com>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * * Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * * Neither the name of Redis nor the names of its contributors may be used
- * to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef __ADLIST_H__
-#define __ADLIST_H__
-
-/* Node, List, and Iterator are the only data structures used currently. */
-
-typedef struct listNode {
- struct listNode *prev;
- struct listNode *next;
- void *value;
-} listNode;
-
-typedef struct listIter {
- listNode *next;
- int direction;
-} listIter;
-
-typedef struct list {
- listNode *head;
- listNode *tail;
- void *(*dup)(void *ptr);
- void (*free)(void *ptr);
- int (*match)(void *ptr, void *key);
- unsigned int len;
-} list;
-
-/* Functions implemented as macros */
-#define listLength(l) ((l)->len)
-#define listFirst(l) ((l)->head)
-#define listLast(l) ((l)->tail)
-#define listPrevNode(n) ((n)->prev)
-#define listNextNode(n) ((n)->next)
-#define listNodeValue(n) ((n)->value)
-
-#define listSetDupMethod(l,m) ((l)->dup = (m))
-#define listSetFreeMethod(l,m) ((l)->free = (m))
-#define listSetMatchMethod(l,m) ((l)->match = (m))
-
-#define listGetDupMethod(l) ((l)->dup)
-#define listGetFree(l) ((l)->free)
-#define listGetMatchMethod(l) ((l)->match)
-
-/* Prototypes */
-list *listCreate(void);
-void listRelease(list *list);
-list *listAddNodeHead(list *list, void *value);
-list *listAddNodeTail(list *list, void *value);
-list *listInsertNode(list *list, listNode *old_node, void *value, int after);
-void listDelNode(list *list, listNode *node);
-listIter *listGetIterator(list *list, int direction);
-listNode *listNext(listIter *iter);
-void listReleaseIterator(listIter *iter);
-list *listDup(list *orig);
-listNode *listSearchKey(list *list, void *key);
-listNode *listIndex(list *list, int index);
-void listRewind(list *list, listIter *li);
-void listRewindTail(list *list, listIter *li);
-
-/* Directions for iterators */
-#define AL_START_HEAD 0
-#define AL_START_TAIL 1
-
-#endif /* __ADLIST_H__ */