Function pamoja_lorawan_rx_fcnt 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn pamoja_lorawan_rx_fcnt(
    rx: *const PamojaLorawanRx,
) -> u16

Returns the low 16 bits of the frame counter a decoded frame carries.

Returns

The counter, or 0 if rx is null.

Safety

rx must be a live handle from pamoja_lorawan_session_decode, or null.