Function apr_xml_parser_feed 

pub unsafe extern "C" fn apr_xml_parser_feed(
    parser: *mut apr_xml_parser,
    data: *const c_char,
    len: apr_size_t,
) -> apr_status_t

Feed input into the parser @param parser The XML parser for parsing this data. @param data The data to parse. @param len The length of the data. @return Any errors found during parsing. @remark Use apr_xml_parser_geterror() to get more error information.