Function IsStateOk

Goldleaf/source/usb/usb_Base.cpp:382–386

    }

    bool IsStateOk() {
        auto state = UsbState_Detached;
        usbDsGetState(&state);
        return state == UsbState_Configured;
    }

    Result Read(void *buf, const size_t size) {
        return TransferImpl(buf, size, g_EndpointOut);