Mercurial > hg > nginx-quic
annotate src/core/ngx_rbtree.c @ 553:45033d85b30e release-0.2.5
nginx-0.2.5-RELEASE import
*) Change: the duplicate value of the ngx_http_geo_module variable now
causes the warning and changes old value.
*) Feature: the ngx_http_ssi_module supports the "set" command.
*) Feature: the ngx_http_ssi_module supports the "file" parameter in
the "include" command.
*) Feature: the ngx_http_ssi_module supports the variable value
substitutions in expressions of the "if" command.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 04 Oct 2005 10:38:53 +0000 |
parents | 975f62e77f02 |
children | ecd9c160f25b |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
441
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4 */ |
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5 |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 |
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10 |
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11 /* |
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12 * The code is based on the algorithm described in the "Introduction |
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13 * to Algorithms" by Cormen, Leiserson and Rivest. |
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14 */ |
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15 |
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16 #define ngx_rbt_red(node) ((node)->color = 1) |
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17 #define ngx_rbt_black(node) ((node)->color = 0) |
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18 #define ngx_rbt_is_red(node) ((node)->color) |
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19 #define ngx_rbt_is_black(node) (!ngx_rbt_is_red(node)) |
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20 #define ngx_rbt_copy_color(n1, n2) (n1->color = n2->color) |
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21 |
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22 |
467 | 23 static ngx_inline void ngx_rbtree_left_rotate(ngx_rbtree_t **root, |
493 | 24 ngx_rbtree_t *sentinel, ngx_rbtree_t *node); |
467 | 25 static ngx_inline void ngx_rbtree_right_rotate(ngx_rbtree_t **root, |
493 | 26 ngx_rbtree_t *sentinel, ngx_rbtree_t *node); |
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27 |
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28 |
493 | 29 void |
30 ngx_rbtree_insert(ngx_rbtree_t **root, ngx_rbtree_t *sentinel, | |
31 ngx_rbtree_t *node) | |
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32 { |
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33 ngx_rbtree_t *temp; |
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34 |
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35 /* a binary tree insert */ |
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36 |
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37 if (*root == sentinel) { |
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38 node->parent = NULL; |
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39 node->left = sentinel; |
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40 node->right = sentinel; |
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41 ngx_rbt_black(node); |
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42 *root = node; |
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43 |
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44 return; |
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45 } |
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46 |
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47 temp = *root; |
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48 |
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49 for ( ;; ) { |
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50 if (node->key < temp->key) { |
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51 if (temp->left == sentinel) { |
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52 temp->left = node; |
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53 break; |
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54 } |
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55 |
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56 temp = temp->left; |
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57 continue; |
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58 } |
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59 |
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60 if (temp->right == sentinel) { |
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61 temp->right = node; |
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62 break; |
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63 } |
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64 |
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65 temp = temp->right; |
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66 continue; |
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67 } |
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68 |
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69 node->parent = temp; |
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70 node->left = sentinel; |
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71 node->right = sentinel; |
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72 |
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73 |
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74 /* re-balance tree */ |
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75 |
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76 ngx_rbt_red(node); |
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77 |
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78 while (node != *root && ngx_rbt_is_red(node->parent)) { |
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79 |
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80 if (node->parent == node->parent->parent->left) { |
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81 temp = node->parent->parent->right; |
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82 |
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83 if (ngx_rbt_is_red(temp)) { |
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84 ngx_rbt_black(node->parent); |
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85 ngx_rbt_black(temp); |
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86 ngx_rbt_red(node->parent->parent); |
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87 node = node->parent->parent; |
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88 |
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89 } else { |
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90 if (node == node->parent->right) { |
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91 node = node->parent; |
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92 ngx_rbtree_left_rotate(root, sentinel, node); |
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93 } |
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94 |
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95 ngx_rbt_black(node->parent); |
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96 ngx_rbt_red(node->parent->parent); |
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97 ngx_rbtree_right_rotate(root, sentinel, node->parent->parent); |
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98 } |
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99 |
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100 } else { |
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101 temp = node->parent->parent->left; |
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102 |
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103 if (ngx_rbt_is_red(temp)) { |
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104 ngx_rbt_black(node->parent); |
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105 ngx_rbt_black(temp); |
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106 ngx_rbt_red(node->parent->parent); |
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107 node = node->parent->parent; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
108 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
109 } else { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
110 if (node == node->parent->left) { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
111 node = node->parent; |
207
6e0fef527732
nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
112 ngx_rbtree_right_rotate(root, sentinel, node); |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
113 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
114 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
115 ngx_rbt_black(node->parent); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
116 ngx_rbt_red(node->parent->parent); |
207
6e0fef527732
nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
117 ngx_rbtree_left_rotate(root, sentinel, node->parent->parent); |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
118 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
119 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
120 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
121 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
122 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
123 ngx_rbt_black(*root); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
124 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
125 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
126 |
493 | 127 void |
128 ngx_rbtree_delete(ngx_rbtree_t **root, ngx_rbtree_t *sentinel, | |
129 ngx_rbtree_t *node) | |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
130 { |
213
f536f91e8e99
nginx-0.0.1-2003-12-19-15:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
131 ngx_int_t is_red; |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
132 ngx_rbtree_t *subst, *temp, *w; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
133 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
134 /* a binary tree delete */ |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
135 |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
136 if (node->left == sentinel) { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
137 temp = node->right; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
138 subst = node; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
139 |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
140 } else if (node->right == sentinel) { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
141 temp = node->left; |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
142 subst = node; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
143 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
144 } else { |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
145 subst = ngx_rbtree_min(node->right, sentinel); |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
146 |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
147 if (subst->left != sentinel) { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
148 temp = subst->left; |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
149 } else { |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
150 temp = subst->right; |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
151 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
152 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
153 |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
154 if (subst == *root) { |
229
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
155 *root = temp; |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
156 ngx_rbt_black(temp); |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
157 |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
158 /* DEBUG stuff */ |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
159 node->left = NULL; |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
160 node->right = NULL; |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
161 node->parent = NULL; |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
162 node->key = 0; |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
163 |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
164 return; |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
165 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
166 |
213
f536f91e8e99
nginx-0.0.1-2003-12-19-15:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
167 is_red = ngx_rbt_is_red(subst); |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
168 |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
169 if (subst == subst->parent->left) { |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
170 subst->parent->left = temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
171 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
172 } else { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
173 subst->parent->right = temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
174 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
175 |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
176 if (subst == node) { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
177 |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
178 temp->parent = subst->parent; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
179 |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
180 } else { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
181 |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
182 if (subst->parent == node) { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
183 temp->parent = subst; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
184 |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
185 } else { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
186 temp->parent = subst->parent; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
187 } |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
188 |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
189 subst->left = node->left; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
190 subst->right = node->right; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
191 subst->parent = node->parent; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
192 ngx_rbt_copy_color(subst, node); |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
193 |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
194 if (node == *root) { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
195 *root = subst; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
196 |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
197 } else { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
198 if (node == node->parent->left) { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
199 node->parent->left = subst; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
200 } else { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
201 node->parent->right = subst; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
202 } |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
203 } |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
204 |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
205 if (subst->left != sentinel) { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
206 subst->left->parent = subst; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
207 } |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
208 |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
209 if (subst->right != sentinel) { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
210 subst->right->parent = subst; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
211 } |
229
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
212 |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
213 /* DEBUG stuff */ |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
214 node->left = NULL; |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
215 node->right = NULL; |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
216 node->parent = NULL; |
ce6b72fe33fe
nginx-0.0.1-2004-01-15-20:51:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
213
diff
changeset
|
217 node->key = 0; |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
218 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
219 |
213
f536f91e8e99
nginx-0.0.1-2003-12-19-15:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
220 if (is_red) { |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
221 return; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
222 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
223 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
224 /* a delete fixup */ |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
225 |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
226 while (temp != *root && ngx_rbt_is_black(temp)) { |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
227 |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
228 if (temp == temp->parent->left) { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
229 w = temp->parent->right; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
230 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
231 if (ngx_rbt_is_red(w)) { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
232 ngx_rbt_black(w); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
233 ngx_rbt_red(temp->parent); |
207
6e0fef527732
nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
234 ngx_rbtree_left_rotate(root, sentinel, temp->parent); |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
235 w = temp->parent->right; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
236 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
237 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
238 if (ngx_rbt_is_black(w->left) && ngx_rbt_is_black(w->right)) { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
239 ngx_rbt_red(w); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
240 temp = temp->parent; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
241 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
242 } else { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
243 if (ngx_rbt_is_black(w->right)) { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
244 ngx_rbt_black(w->left); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
245 ngx_rbt_red(w); |
207
6e0fef527732
nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
246 ngx_rbtree_right_rotate(root, sentinel, w); |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
247 w = temp->parent->right; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
248 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
249 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
250 ngx_rbt_copy_color(w, temp->parent); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
251 ngx_rbt_black(temp->parent); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
252 ngx_rbt_black(w->right); |
207
6e0fef527732
nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
253 ngx_rbtree_left_rotate(root, sentinel, temp->parent); |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
254 temp = *root; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
255 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
256 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
257 } else { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
258 w = temp->parent->left; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
259 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
260 if (ngx_rbt_is_red(w)) { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
261 ngx_rbt_black(w); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
262 ngx_rbt_red(temp->parent); |
207
6e0fef527732
nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
263 ngx_rbtree_right_rotate(root, sentinel, temp->parent); |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
264 w = temp->parent->left; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
265 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
266 |
213
f536f91e8e99
nginx-0.0.1-2003-12-19-15:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
267 if (ngx_rbt_is_black(w->left) && ngx_rbt_is_black(w->right)) { |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
268 ngx_rbt_red(w); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
269 temp = temp->parent; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
270 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
271 } else { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
272 if (ngx_rbt_is_black(w->left)) { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
273 ngx_rbt_black(w->right); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
274 ngx_rbt_red(w); |
207
6e0fef527732
nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
275 ngx_rbtree_left_rotate(root, sentinel, w); |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
276 w = temp->parent->left; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
277 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
278 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
279 ngx_rbt_copy_color(w, temp->parent); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
280 ngx_rbt_black(temp->parent); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
281 ngx_rbt_black(w->left); |
207
6e0fef527732
nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
282 ngx_rbtree_right_rotate(root, sentinel, temp->parent); |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
283 temp = *root; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
284 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
285 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
286 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
287 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
288 ngx_rbt_black(temp); |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
289 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
290 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
291 |
493 | 292 static ngx_inline void |
293 ngx_rbtree_left_rotate(ngx_rbtree_t **root, ngx_rbtree_t *sentinel, | |
294 ngx_rbtree_t *node) | |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
295 { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
296 ngx_rbtree_t *temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
297 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
298 temp = node->right; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
299 node->right = temp->left; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
300 |
207
6e0fef527732
nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
|
301 if (temp->left != sentinel) { |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
302 temp->left->parent = node; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
303 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
304 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
305 temp->parent = node->parent; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
306 |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
307 if (node == *root) { |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
308 *root = temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
309 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
310 } else if (node == node->parent->left) { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
311 node->parent->left = temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
312 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
313 } else { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
314 node->parent->right = temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
315 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
316 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
317 temp->left = node; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
318 node->parent = temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
319 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
320 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
321 |
493 | 322 static ngx_inline void |
323 ngx_rbtree_right_rotate(ngx_rbtree_t **root, ngx_rbtree_t *sentinel, | |
324 ngx_rbtree_t *node) | |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
325 { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
326 ngx_rbtree_t *temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
327 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
328 temp = node->left; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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329 node->left = temp->right; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
330 |
207
6e0fef527732
nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
206
diff
changeset
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331 if (temp->right != sentinel) { |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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332 temp->right->parent = node; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
333 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
334 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
335 temp->parent = node->parent; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
336 |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
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337 if (node == *root) { |
205
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
338 *root = temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
339 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
340 } else if (node == node->parent->right) { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
341 node->parent->right = temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
342 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
343 } else { |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
344 node->parent->left = temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
345 } |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
346 |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
347 temp->right = node; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
348 node->parent = temp; |
4a9a2b1dd6fa
nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
349 } |