Initial libdcache implementation

1 files changed, 17 insertions, 0 deletions

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 ;
+}