Function ecu_diagnostics::uds::get_number_of_dtcs_by_severity_mask_record

pub fn get_number_of_dtcs_by_severity_mask_record(
    server: &mut UdsDiagnosticServer, 
    severity_mask: u8, 
    status_mask: u8
) -> DiagServerResult<u32>

Returns the number of DTCs stored on the ECU that match the provided severity and status mask