1 | /* ----------------------------------------------------------------------- * |
2 | * |
3 | * Copyright 1996-2009 The NASM Authors - All Rights Reserved |
4 | * See the file AUTHORS included with the NASM distribution for |
5 | * the specific copyright holders. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following |
9 | * conditions are met: |
10 | * |
11 | * * Redistributions of source code must retain the above copyright |
12 | * notice, this list of conditions and the following disclaimer. |
13 | * * Redistributions in binary form must reproduce the above |
14 | * copyright notice, this list of conditions and the following |
15 | * disclaimer in the documentation and/or other materials provided |
16 | * with the distribution. |
17 | * |
18 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
19 | * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
20 | * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
21 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
22 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
23 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
24 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
25 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
26 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
27 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
29 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
30 | * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
31 | * |
32 | * ----------------------------------------------------------------------- */ |
33 | |
34 | #ifndef NASM_RBTREE_H |
35 | #define NASM_RBTREE_H |
36 | |
37 | #include "compiler.h" |
38 | |
39 | /* This structure should be embedded in a larger data structure; |
40 | the final output from rb_search() can then be converted back |
41 | to the larger data structure via container_of(). */ |
42 | struct rbtree { |
43 | uint64_t key; |
44 | struct rbtree *left, *right; |
45 | bool red; |
46 | }; |
47 | |
48 | struct rbtree *rb_insert(struct rbtree *, struct rbtree *); |
49 | struct rbtree *rb_search(struct rbtree *, uint64_t); |
50 | |
51 | #endif /* NASM_RBTREE_H */ |
52 | |