/** Free the property list. \since 0.9.11 */
void pa_proplist_free(pa_proplist* p);
+/** Returns a non-zero value if the key is valid. \since 3.0 */
+int pa_proplist_key_valid(const char *key);
+
/** Append a new string entry to the property list, possibly
* overwriting an already existing entry with the same key. An
* internal copy of the data passed is made. Will accept only valid