-static char vendor_str[64];
-static char vendor_str_enc[256];
-static const char *vendor_id = "";
-static char model_str[64];
-static char model_str_enc[256];
-static const char *product_id = "";
-static char serial_str[UTIL_NAME_SIZE];
-static char packed_if_str[UTIL_NAME_SIZE];
-static char revision_str[64];
-static char type_str[64];
-static char instance_str[64];
-static const char *ifnum;
-static const char *driver;
-