Add stuff to shibari-cache

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

1 files changed, 31 insertions, 1 deletions

diff --git a/src/cache/cache.c b/src/cache/cache.c
index 8c820fb..186450c 100644
--- a/src/cache/cache.c
+++ b/src/cache/cache.c
@@ -1,6 +1,36 @@
 /* ISC license. */
 
+#include <skalibs/uint64.h>
+#include <skalibs/posixplz.h>
+#include <skalibs/strerr.h>
+
 #include <shibari/dcache.h>
 #include "shibari-cache-internal.h"
 
-dcache_t cache = DCACHE_ZERO ;
+static dcache_t cache = DCACHE_ZERO ;
+
+void cache_init (uint64_t cachesize)
+{
+  dcache_init(&cache, cachesize) ;
+}
+
+void cache_dump (void)
+{
+  if (g->dumpfile)
+  {
+    if (!dcache_save(&cache, g->dumpfile))
+    {
+      strerr_warnwu2sys("save cache contents to ", g->dumpfile) ;
+      unlink_void(file) ;
+    }
+  }
+}
+
+void cache_load (void)
+{
+  if (g->dumpfile)
+  {
+    if (!dcache_load(&cache, g->dumpfile))
+      strerr_warnwu2sys("load cache contents from ", g->dumpfile) ;
+  }
+}