[ros-diffs] [hpoussin] 21908: Correctly support USB hubs

Author: hpoussin
Date: Mon May 15 20:05:02 2006
New Revision: 21908

URL: http://svn.reactos.ru/svn/reactos?rev=21908&view=rev
Log:
Correctly support USB hubs

Modified:
    trunk/reactos/drivers/usb/usbhub/pdo.c

Modified: trunk/reactos/drivers/usb/usbhub/pdo.c
URL: http://svn.reactos.ru/svn/reactos/trunk/reactos/drivers/usb/usbhub/pdo.c?rev...
==============================================================================
--- trunk/reactos/drivers/usb/usbhub/pdo.c (original)
+++ trunk/reactos/drivers/usb/usbhub/pdo.c Mon May 15 20:05:02 2006
@@ -29,6 +29,28 @@
    
    switch (Stack->Parameters.DeviceIoControl.IoControlCode)
    {
+		case IOCTL_INTERNAL_USB_GET_ROOT_USB_DEVICE:
+		{
+			PHUB_DEVICE_EXTENSION DeviceExtension;
+			
+			DPRINT("Usbhub: IOCTL_INTERNAL_USB_GET_ROOT_USB_DEVICE\n");
+			if (Irp->AssociatedIrp.SystemBuffer == NULL
+				|| Stack->Parameters.DeviceIoControl.OutputBufferLength != sizeof(PVOID))
+			{
+				Status = STATUS_INVALID_PARAMETER;
+			}
+			else
+			{
+				PVOID* pHubPointer;
+				DeviceExtension = (PHUB_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
+				
+				pHubPointer = (PVOID*)Irp->AssociatedIrp.SystemBuffer;
+				*pHubPointer = DeviceExtension->dev;
+				Information = sizeof(PVOID);
+				Status = STATUS_SUCCESS;
+			}
+			break;
+		}
    	default:
    	{
    		DPRINT1("Usbhub: Unknown IOCTL code 0x%lx\n", Stack->Parameters.DeviceIoControl.IoControlCode);
@@ -52,7 +74,6 @@
    NTSTATUS Status;
    
    DeviceExtension = (PHUB_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
-	DbgBreakPoint();
    
    /* Register and activate device interface */
    Status = IoRegisterDeviceInterface(