int r;
- assert(s);
+ if (!s)
+ return -EINVAL;
+
+ assert(l);
if (bus_type_is_basic(*s) || *s == SD_BUS_TYPE_VARIANT) {
*l = 1;
return signature_element_length_internal(s, true, 0, 0, l);
}
-bool signature_is_single(const char *s) {
+bool signature_is_single(const char *s, bool allow_dict_entry) {
int r;
size_t t;
- assert(s);
+ if (!s)
+ return false;
- r = signature_element_length(s, &t);
+ r = signature_element_length_internal(s, allow_dict_entry, 0, 0, &t);
if (r < 0)
return false;
}
bool signature_is_pair(const char *s) {
- assert(s);
+
+ if (!s)
+ return false;
if (!bus_type_is_basic(*s))
return false;
- return signature_is_single(s + 1);
+ return signature_is_single(s + 1, false);
}
bool signature_is_valid(const char *s, bool allow_dict_entry) {
const char *p;
int r;
- assert(s);
+ if (!s)
+ return false;
p = s;
while (*p) {