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Core: added the ngx_rbtree_data() macro.

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This commit is contained in:
Vladimir Homutov 2021-06-21 09:42:43 +03:00
parent a407583ef1
commit 8b92710728
3 changed files with 6 additions and 5 deletions
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3
src/core/ngx_rbtree.h
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@ -47,6 +47,9 @@ struct ngx_rbtree_s {
(tree)->sentinel = s; \
(tree)->insert = i
#define ngx_rbtree_data(node, type, link) \
(type *) ((u_char *) (node) - offsetof(type, link))
void ngx_rbtree_insert(ngx_rbtree_t *tree, ngx_rbtree_node_t *node);
void ngx_rbtree_delete(ngx_rbtree_t *tree, ngx_rbtree_node_t *node);

4
src/core/ngx_resolver.c
View File

@ -51,9 +51,7 @@ typedef struct {
} ngx_resolver_an_t;
#define ngx_resolver_node(n) \
(ngx_resolver_node_t *) \
((u_char *) (n) - offsetof(ngx_resolver_node_t, node))
#define ngx_resolver_node(n) ngx_rbtree_data(n, ngx_resolver_node_t, node)
static ngx_int_t ngx_udp_connect(ngx_resolver_connection_t *rec);

4
src/event/ngx_event_timer.c
View File

@ -73,7 +73,7 @@ ngx_event_expire_timers(void)
return;
}
ev = (ngx_event_t *) ((char *) node - offsetof(ngx_event_t, timer));
ev = ngx_rbtree_data(node, ngx_event_t, timer);
ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
"event timer del: %d: %M",
@ -113,7 +113,7 @@ ngx_event_no_timers_left(void)
node;
node = ngx_rbtree_next(&ngx_event_timer_rbtree, node))
{
ev = (ngx_event_t *) ((char *) node - offsetof(ngx_event_t, timer));
ev = ngx_rbtree_data(node, ngx_event_t, timer);
if (!ev->cancelable) {
return NGX_AGAIN;