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sys: FspFsctlMountVolume: WIP

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This commit is contained in:
Bill Zissimopoulos
2015-11-28 15:55:02 -08:00
parent 2668e05748
commit d724b3a307
3 changed files with 96 additions and 4 deletions
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38
src/sys/fsctl.c
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@ -8,6 +8,8 @@
static NTSTATUS FspFsctlCreateVolume(
PDEVICE_OBJECT DeviceObject, PIRP Irp, PIO_STACK_LOCATION IrpSp);
static NTSTATUS FspFsctlMountVolume(
PDEVICE_OBJECT DeviceObject, PIRP Irp, PIO_STACK_LOCATION IrpSp);
static NTSTATUS FspFsvrtDeleteVolume(
PDEVICE_OBJECT DeviceObject, PIRP Irp, PIO_STACK_LOCATION IrpSp);
static NTSTATUS FspFsvrtTransact(
@ -23,6 +25,7 @@ FSP_IOCMPL_DISPATCH FspFileSystemControlComplete;
#ifdef ALLOC_PRAGMA
#pragma alloc_text(PAGE, FspFsctlCreateVolume)
#pragma alloc_text(PAGE, FspFsctlMountVolume)
#pragma alloc_text(PAGE, FspFsvrtDeleteVolume)
#pragma alloc_text(PAGE, FspFsvrtTransact)
#pragma alloc_text(PAGE, FspFsctlFileSystemControl)
@ -95,6 +98,29 @@ static NTSTATUS FspFsctlCreateVolume(
return Result;
}
static NTSTATUS FspFsctlMountVolume(
PDEVICE_OBJECT DeviceObject, PIRP Irp, PIO_STACK_LOCATION IrpSp)
{
PAGED_CODE();
NTSTATUS Result;
PDEVICE_OBJECT RealDevice = IrpSp->Parameters.MountVolume.DeviceObject;
/* check the passed in volume object; it must be one of our own */
Result = FspHasDeviceObject(DeviceObject->DriverObject, RealDevice);
if (!NT_SUCCESS(Result))
{
if (STATUS_NO_SUCH_DEVICE == Result)
return STATUS_INVALID_PARAMETER;
else
return Result;
}
if (FILE_DEVICE_VIRTUAL_DISK != RealDevice->DeviceType)
return STATUS_INVALID_PARAMETER;
return Result;
}
static NTSTATUS FspFsvrtDeleteVolume(
PDEVICE_OBJECT DeviceObject, PIRP Irp, PIO_STACK_LOCATION IrpSp)
{
@ -224,6 +250,14 @@ static NTSTATUS FspFsctlFileSystemControl(
Result = FspFsctlCreateVolume(DeviceObject, Irp, IrpSp);
break;
}
break;
case IRP_MN_MOUNT_VOLUME:
Result = FspFsctlMountVolume(DeviceObject, Irp, IrpSp);
break;
#if 0
case IRP_MN_VERIFY_VOLUME:
break;
#endif
}
return Result;
}
@ -261,10 +295,6 @@ static NTSTATUS FspFsvolFileSystemControl(
{
case IRP_MN_USER_FS_REQUEST:
break;
case IRP_MN_MOUNT_VOLUME:
break;
case IRP_MN_VERIFY_VOLUME:
break;
}
return Result;
}