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Support mount manager in disk.sys

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svn path=/trunk/; revision=24286
This commit is contained in:
Hervé Poussineau 2006-09-28 16:33:12 +00:00
parent c191e989a6
commit eeef3f67ba
1 changed files with 129 additions and 2 deletions
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131
reactos/drivers/storage/disk/disk.c
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@ -16,8 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id$
*
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
* FILE: services/storage/disk/disk.c
@ -31,6 +30,8 @@
#include <ntdddisk.h>
#include <scsi.h>
#include <ntddscsi.h>
#include <mountdev.h>
#include <mountmgr.h>
#include <include/class2.h>
#include <stdio.h>
@ -849,6 +850,62 @@ DiskClassCreateDeviceObject(IN PDRIVER_OBJECT DriverObject,
DiskData->HiddenSectors = PartitionEntry->HiddenSectors;
DiskData->BootIndicator = PartitionEntry->BootIndicator;
DiskData->DriveNotReady = FALSE;
/* Tell mount manager that we have a new partition for him. This should be replaced
* by the registration of MOUNTDEV_MOUNTED_DEVICE_GUID interface on partition PDO.
*/
{
UNICODE_STRING MountManagerU = RTL_CONSTANT_STRING(MOUNTMGR_DEVICE_NAME);
IO_STATUS_BLOCK IoStatusBlock;
ULONG Length = strlen(NameBuffer2) * sizeof(WCHAR);
PMOUNTMGR_TARGET_NAME TargetName;
HANDLE hMountManager;
InitializeObjectAttributes(
&ObjectAttributes,
&MountManagerU,
0,
NULL,
NULL);
Status = NtOpenFile(&hMountManager, FILE_READ_ACCESS, &ObjectAttributes, &IoStatusBlock, FILE_SHARE_READ | FILE_SHARE_WRITE, FILE_OPEN);
if (!NT_SUCCESS(Status))
{
DPRINT("NtOpenFile(%wZ) failed with status 0x%08lx\n", &MountManagerU, Status);
}
else
{
TargetName = ExAllocatePool(PagedPool, FIELD_OFFSET(MOUNTMGR_TARGET_NAME, DeviceName) + Length + sizeof(UNICODE_NULL));
if (!TargetName)
{
DPRINT("ExAllocatePool() failed\n");
}
else
{
TargetName->DeviceNameLength = Length;
swprintf(
TargetName->DeviceName,
L"\\Device\\Harddisk%lu\\Partition%lu",
DiskNumber,
PartitionNumber + 1);
Status = NtDeviceIoControlFile(
hMountManager,
NULL,
NULL,
NULL,
&IoStatusBlock,
IOCTL_MOUNTMGR_VOLUME_ARRIVAL_NOTIFICATION,
TargetName, FIELD_OFFSET(MOUNTMGR_TARGET_NAME, DeviceName) + Length,
NULL, 0);
if (NT_SUCCESS(Status))
Status = NtWaitForSingleObject(hMountManager, FALSE, NULL);
if (!NT_SUCCESS(Status))
{
DPRINT("NtDeviceIoControlFile() failed with status 0x%08lx\n", Status);
}
ExFreePool(TargetName);
}
NtClose(hMountManager);
}
}
}
else
{
@ -1589,6 +1646,76 @@ DiskClassDeviceControl(IN PDEVICE_OBJECT DeviceObject,
break;
}
case IOCTL_MOUNTDEV_QUERY_DEVICE_NAME:
{
WCHAR NameBuffer[80];
PMOUNTDEV_NAME pMountDevName;
ULONG NameLength;
DPRINT("IOCTL_MOUNTDEV_QUERY_DEVICE_NAME\n");
if (IrpStack->Parameters.DeviceIoControl.OutputBufferLength < sizeof(MOUNTDEV_NAME))
{
Status = STATUS_BUFFER_TOO_SMALL;
Information = 0;
}
else
{
pMountDevName = (PMOUNTDEV_NAME)Irp->AssociatedIrp.SystemBuffer;
swprintf(NameBuffer,
L"\\Device\\Harddisk%lu\\Partition%lu",
DeviceExtension->DeviceNumber,
((PDISK_DATA)(DeviceExtension + 1))->PartitionNumber);
NameLength = wcslen(NameBuffer) * sizeof(WCHAR);
pMountDevName->NameLength = NameLength;
if (IrpStack->Parameters.DeviceIoControl.OutputBufferLength < FIELD_OFFSET(MOUNTDEV_NAME, Name) + NameLength)
{
Information = sizeof(MOUNTDEV_NAME);
Status = STATUS_BUFFER_OVERFLOW;
}
else
{
RtlCopyMemory(pMountDevName->Name, NameBuffer, NameLength);
Information = FIELD_OFFSET(MOUNTDEV_NAME, Name) + NameLength;
Status = STATUS_SUCCESS;
}
}
break;
}
case IOCTL_MOUNTDEV_QUERY_UNIQUE_ID:
{
WCHAR NameBuffer[80];
PMOUNTDEV_UNIQUE_ID pMountDevUniqueId;
ULONG UniqueIdLength;
DPRINT("IOCTL_MOUNTDEV_QUERY_UNIQUE_ID\n");
if (IrpStack->Parameters.DeviceIoControl.OutputBufferLength < sizeof(MOUNTDEV_NAME))
{
Status = STATUS_BUFFER_TOO_SMALL;
Information = 0;
}
else
{
pMountDevUniqueId = (PMOUNTDEV_UNIQUE_ID)Irp->AssociatedIrp.SystemBuffer;
swprintf(NameBuffer,
L"\\Device\\Harddisk%lu\\Partition%lu",
DeviceExtension->DeviceNumber,
((PDISK_DATA)(DeviceExtension + 1))->PartitionNumber);
UniqueIdLength = wcslen(NameBuffer) * sizeof(WCHAR);
pMountDevUniqueId->UniqueIdLength = UniqueIdLength;
if (IrpStack->Parameters.DeviceIoControl.OutputBufferLength < FIELD_OFFSET(MOUNTDEV_UNIQUE_ID, UniqueId) + UniqueIdLength)
{
Information = sizeof(MOUNTDEV_UNIQUE_ID);
Status = STATUS_BUFFER_OVERFLOW;
}
else
{
RtlCopyMemory(pMountDevUniqueId->UniqueId, NameBuffer, UniqueIdLength);
Information = FIELD_OFFSET(MOUNTDEV_UNIQUE_ID, UniqueId) + UniqueIdLength;
Status = STATUS_SUCCESS;
}
}
break;
}
default:
/* Call the common device control function */
return(ScsiClassDeviceControl(DeviceObject, Irp));