Libav
tree.h
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1 /*
2  * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
3  *
4  * This file is part of Libav.
5  *
6  * Libav is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * Libav is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with Libav; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
27 #ifndef AVUTIL_TREE_H
28 #define AVUTIL_TREE_H
29 
30 #include "attributes.h"
31 #include "version.h"
32 
45 struct AVTreeNode;
46 #if FF_API_CONTEXT_SIZE
48 #endif
49 
53 struct AVTreeNode *av_tree_node_alloc(void);
54 
64 void *av_tree_find(const struct AVTreeNode *root, void *key,
65  int (*cmp)(void *key, const void *b), void *next[2]);
66 
106 void *av_tree_insert(struct AVTreeNode **rootp, void *key,
107  int (*cmp)(void *key, const void *b),
108  struct AVTreeNode **next);
109 
110 void av_tree_destroy(struct AVTreeNode *t);
111 
122 void av_tree_enumerate(struct AVTreeNode *t, void *opaque,
123  int (*cmp)(void *opaque, void *elem),
124  int (*enu)(void *opaque, void *elem));
125 
130 #endif /* AVUTIL_TREE_H */