diff -r 5b9f20aa88c2 -r 9a4857d6444e libidav/utils.h
--- a/libidav/utils.h	Thu Mar 21 10:51:14 2019 +0100
+++ b/libidav/utils.h	Fri Mar 22 13:07:31 2019 +0100
@@ -80,6 +80,9 @@
 int util_getboolean(char *v);
 int util_strtouint(char *str, uint64_t *value);
 int util_strtoint(char *str, int64_t *value);
+int util_szstrtouint(const char *str, uint64_t *value);
+
+int util_uint_mul(uint64_t a, uint64_t b, uint64_t *result);
 
 char* util_xml_get_text(const xmlNode *elm);