From d4350788eea01f04b464d382d74ee0f391a78398 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Mon, 25 Nov 2019 13:03:37 +0000
Subject:  Initial libdcache implementation

---
 src/caches/dcache_search.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 src/caches/dcache_search.c

(limited to 'src/caches/dcache_search.c')

diff --git a/src/caches/dcache_search.c b/src/caches/dcache_search.c
new file mode 100644
index 0000000..0c1894a
--- /dev/null
+++ b/src/caches/dcache_search.c
@@ -0,0 +1,17 @@
+/* ISC license. */
+
+#include <stdint.h>
+
+#include <skalibs/gensetdyn.h>
+#include <skalibs/avltree.h>
+
+#include <s6-dns/dcache.h>
+
+#define DNODE(z, i) GENSETDYN_P(dcache_node_t, &(z)->storage, i)
+
+dcache_node_t *dcache_search (dcache_t *z, char const *key, uint16_t keylen)
+{
+  uint32_t i ;
+  dcache_key_t k = { .s = (char *)key, .len = keylen } ;
+  return avltree_search(&z->by_key, &k, &i) ? DNODE(z, i) : 0 ;
+}
-- 
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