1 files changed, 21 insertions, 0 deletions
diff --git a/src/libdcache/dcache_node_add.c b/src/libdcache/dcache_node_add.c
new file mode 100644
index 0000000..a9cc539
--- /dev/null
+++ b/src/libdcache/dcache_node_add.c
@@ -0,0 +1,21 @@
+/* ISC license. */
+
+#include <skalibs/avltree.h>
+
+#include "dcache-internal.h"
+
+int dcache_node_add (dcache *z, uint32_t i)
+{
+  dcache_node *node = DNODE(z, i) ;
+  if (!avltree_insert(&z->by_key, i)) return 0 ;
+  if (node->sa.len < node->sa.a) return 1 ;
+  if (!avltree_insert(&z->by_entry, i)) goto err0 ;
+  if (!avltree_insert(&z->by_expire, i)) goto err1 ;
+  return 1 ;
+
+ err1:
+  avltree_delete(&z->by_entry, &node->entry) ;
+ err0:
+  avltree_delete(&z->by_key, node->sa.s) ;
+  return 0 ;
+}