fix keyboard and mass storgae stream

internal/usb/usbdevfs.go

@@ -37,6 +37,7 @@ var (
 	usbdevfsSetInterface     = ior('U', 4, unsafe.Sizeof(usbdevfsSetIntf{}))
 	usbdevfsSetConfig        = ior('U', 5, 4)
 	usbdevfsSubmitURB        = ior('U', 10, unsafe.Sizeof(usbdevfsURB{}))
+	usbdevfsResetEP          = ior('U', 3, 4)
 	usbdevfsDiscardURB       = io_('U', 11)
 	usbdevfsReapURB          = iow('U', 12, unsafe.Sizeof(uintptr(0)))
 	usbdevfsReapURBNDelay    = iow('U', 13, unsafe.Sizeof(uintptr(0)))
@@ -348,6 +349,27 @@ func (h *DeviceHandle) DiscardURB(urb *usbdevfsURB) error {
 	return nil
 }
 
+// DiscardURBByPtr cancels a submitted URB given its raw pointer.
+// Use this when the URB type is not accessible (e.g. from another package).
+func (h *DeviceHandle) DiscardURBByPtr(ptr unsafe.Pointer) error {
+	_, _, errno := unix.Syscall(unix.SYS_IOCTL, uintptr(h.fd), usbdevfsDiscardURB, uintptr(ptr))
+	if errno != 0 {
+		return fmt.Errorf("USBDEVFS_DISCARDURB: %w", errno)
+	}
+	return nil
+}
+
+// ResetEndpoint resets the host-side data toggle for an endpoint without
+// sending any USB traffic to the device. Use after SET_CONFIGURATION to
+// sync host controller toggle state with the device.
+func (h *DeviceHandle) ResetEndpoint(endpoint uint32) error {
+	_, _, errno := unix.Syscall(unix.SYS_IOCTL, uintptr(h.fd), usbdevfsResetEP, uintptr(unsafe.Pointer(&endpoint)))
+	if errno != 0 {
+		return fmt.Errorf("USBDEVFS_RESETEP(%d): %w", endpoint, errno)
+	}
+	return nil
+}
+
 // SubmitISOURBParams holds parameters for async ISO URB submission
 type SubmitISOURBParams struct {
 	Endpoint        uint8