Refactor dcache, add prep for shibari-cache

Signed-off-by: Laurent Bercot <ska@appnovation.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/src/libdcache/dcache_free.c b/src/libdcache/dcache_free.c
new file mode 100644
index 0000000..16c074e
--- /dev/null
+++ b/src/libdcache/dcache_free.c
@@ -0,0 +1,22 @@
+/* ISC license. */
+
+#include <skalibs/alloc.h>
+#include <skalibs/gensetdyn.h>
+#include <skalibs/avltree.h>
+
+#include <shibari/dcache.h>
+
+static void dcache_node_free (void *p)
+{
+  alloc_free(((dcache_node_t *)p)->key.s) ;
+}
+
+void dcache_free (dcache_t *z)
+{
+  static dcache_t const dcache_zero = DCACHE_ZERO ;
+  avltree_free(&z->by_expire) ;
+  avltree_free(&z->by_entry) ;
+  avltree_free(&z->by_key) ;
+  gensetdyn_deepfree(&z->storage, &dcache_node_free) ;
+  *z = dcache_zero ;
+}