If option and value are both NULL these functions will do nothing and ARCHIVE_OK will be returned. If option is NULL but value is not, these functions will do nothing and ARCHIVE_FAILED will be returned.
If module is not NULL option and value will be provided to the filter or reader named module The return value will be that of the module. If there is no such module, ARCHIVE_FAILED will be returned.
If module is NULL option and value will be provided to every registered module. If any module returns ARCHIVE_FATAL this value will be returned immediately. Otherwise, ARCHIVE_OK will be returned if any module accepts the option, and ARCHIVE_FAILED in all other cases.
Calls Fn archive_read_set_option with each option in turn. If any Fn archive_read_set_option call returns ARCHIVE_FATAL ARCHIVE_FATAL will be returned immediately.
Individual options have one of the following forms: