Cancel operations that may be outstanding on a pipe.

int32_t UsbCancelXfer( 
    int32_t udev, 
    uint32_t pipe 
);

Parameters

udev

Device handle from UsbOpenDevice.

pipe

Value describing the device, endpoint number, type, and transfer direction.

Return Values

USB_ERR_NORMAL_COMPLETION	Success. The operation was completed.
USB_ERR_NO_STACK	The USB stack is not ready.
USB_ERR_INVAL	The device handle is no longer valid.
USB_ERR_BAD_ADDRESS	The device is no longer valid.

Requirements