diff --git a/src/cw/val.c b/src/cw/val.c
new file mode 100644
index 00000000..73ee9fe2
--- /dev/null
+++ b/src/cw/val.c
@@ -0,0 +1,28 @@
+#include "val.h"
+#include "cfg.h"
+#include "dbg.h"
+
+int cw_generic_write_l(cw_Cfg_t **cfg, const struct cw_Type*type, const char *key, uint8_t *dst, const void * param)
+{
+	cw_Val_t val;
+	int l;
+	const char *s;
+	memset(&val,0,sizeof(cw_Val_t));
+	val.type=type;
+	val.valguard=param;
+	s = cw_cfg_get_l(cfg,key,NULL);
+	if (s==NULL)
+		return -1;
+	type->from_str(&val,s);
+	l = type->put(&val,dst);
+	if(type->del)
+		type->del(&val);
+	return l;
+}
+
+void cw_val_destroy(cw_Val_t *val)
+{
+	if (val->type->del)
+		val->type->del(val);
+	free (val);
+}