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author | Igor Sysoev <igor@sysoev.ru> | 2017-01-30 12:14:49 +0300 |
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committer | Igor Sysoev <igor@sysoev.ru> | 2017-01-30 12:14:49 +0300 |
commit | 952291c93c96c1dc5b63576e0ee034efde998b18 (patch) | |
tree | 6f7555b7f566155c4ccf4ec40eaeae814ce8d55f /src/nxt_rbtree.h | |
parent | ba0391577b06446307fa073f856f57748557e0dd (diff) | |
download | unit-952291c93c96c1dc5b63576e0ee034efde998b18.tar.gz unit-952291c93c96c1dc5b63576e0ee034efde998b18.tar.bz2 |
Importing rbtree changes from nJScript.
Diffstat (limited to '')
-rw-r--r-- | src/nxt_rbtree.h | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/src/nxt_rbtree.h b/src/nxt_rbtree.h index 63b759fb..0f2e2fb1 100644 --- a/src/nxt_rbtree.h +++ b/src/nxt_rbtree.h @@ -11,44 +11,44 @@ typedef struct nxt_rbtree_node_s nxt_rbtree_node_t; struct nxt_rbtree_node_s { - nxt_rbtree_node_t *left; - nxt_rbtree_node_t *right; - nxt_rbtree_node_t *parent; + nxt_rbtree_node_t *left; + nxt_rbtree_node_t *right; + nxt_rbtree_node_t *parent; - uint8_t color; - uint8_t spare; + uint8_t color; }; typedef struct { - nxt_rbtree_node_t *left; - nxt_rbtree_node_t *right; - nxt_rbtree_node_t *parent; + nxt_rbtree_node_t *left; + nxt_rbtree_node_t *right; + nxt_rbtree_node_t *parent; } nxt_rbtree_part_t; #define NXT_RBTREE_NODE(node) \ - nxt_rbtree_part_t node; \ - uint8_t color + nxt_rbtree_part_t node; \ + uint8_t node##_color #define NXT_RBTREE_NODE_INIT { NULL, NULL, NULL }, 0 typedef struct { - nxt_rbtree_node_t sentinel; + nxt_rbtree_node_t sentinel; } nxt_rbtree_t; -typedef void (*nxt_rbtree_insert_t)(nxt_rbtree_node_t *root, - nxt_rbtree_node_t *node, nxt_rbtree_node_t *sentinel); - -typedef nxt_int_t (*nxt_rbtree_compare_t)(nxt_rbtree_node_t *node1, +/* + * A comparison function should return intptr_t result because + * this eliminates overhead required to implement correct addresses + * comparison without result truncation. + */ +typedef intptr_t (*nxt_rbtree_compare_t)(nxt_rbtree_node_t *node1, nxt_rbtree_node_t *node2); -#define \ -nxt_rbtree_root(tree) \ +#define nxt_rbtree_root(tree) \ ((tree)->sentinel.left) @@ -105,14 +105,14 @@ nxt_rbtree_node_successor(nxt_rbtree_t *tree, nxt_rbtree_node_t *node) NXT_EXPORT void nxt_rbtree_init(nxt_rbtree_t *tree, - nxt_rbtree_compare_t compare, nxt_rbtree_insert_t insert); + nxt_rbtree_compare_t compare); NXT_EXPORT void nxt_rbtree_insert(nxt_rbtree_t *tree, nxt_rbtree_part_t *node); NXT_EXPORT nxt_rbtree_node_t *nxt_rbtree_find(nxt_rbtree_t *tree, nxt_rbtree_part_t *node); NXT_EXPORT nxt_rbtree_node_t *nxt_rbtree_find_less_or_equal(nxt_rbtree_t *tree, nxt_rbtree_part_t *node); -NXT_EXPORT nxt_rbtree_node_t * - nxt_rbtree_find_greater_or_equal(nxt_rbtree_t *tree, +NXT_EXPORT nxt_rbtree_node_t + *nxt_rbtree_find_greater_or_equal(nxt_rbtree_t *tree, nxt_rbtree_part_t *node); NXT_EXPORT void nxt_rbtree_delete(nxt_rbtree_t *tree, nxt_rbtree_part_t *node); |