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sys: WIP

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This commit is contained in:
Bill Zissimopoulos 2015-11-29 15:11:18 -08:00
parent 23be12ab3b
commit f35ecbe8ec
1 changed files with 9 additions and 5 deletions
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14
src/sys/fsctl.c
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@ -131,6 +131,7 @@ static NTSTATUS FspFsctlMountVolume(
PAGED_CODE(); PAGED_CODE();
NTSTATUS Result; NTSTATUS Result;
FSP_FSCTL_DEVICE_EXTENSION *FsctlDeviceExtension = FspFsctlDeviceExtension(DeviceObject);
PVPB Vpb = IrpSp->Parameters.MountVolume.Vpb; PVPB Vpb = IrpSp->Parameters.MountVolume.Vpb;
PDEVICE_OBJECT FsvrtDeviceObject = Vpb->RealDevice; PDEVICE_OBJECT FsvrtDeviceObject = Vpb->RealDevice;
PDEVICE_OBJECT FsvolDeviceObject; PDEVICE_OBJECT FsvolDeviceObject;
@ -147,7 +148,7 @@ static NTSTATUS FspFsctlMountVolume(
if (FILE_DEVICE_VIRTUAL_DISK != FsvrtDeviceObject->DeviceType) if (FILE_DEVICE_VIRTUAL_DISK != FsvrtDeviceObject->DeviceType)
return STATUS_UNRECOGNIZED_VOLUME; return STATUS_UNRECOGNIZED_VOLUME;
ExAcquireResourceExclusiveLite(&FspFsctlDeviceExtension(DeviceObject)->Resource, TRUE); ExAcquireResourceExclusiveLite(&FsctlDeviceExtension->Resource, TRUE);
/* create the file system device object */ /* create the file system device object */
Result = IoCreateDevice(DeviceObject->DriverObject, Result = IoCreateDevice(DeviceObject->DriverObject,
@ -167,7 +168,7 @@ static NTSTATUS FspFsctlMountVolume(
Irp->IoStatus.Information = 0; Irp->IoStatus.Information = 0;
} }
ExReleaseResourceLite(&FspFsctlDeviceExtension(DeviceObject)->Resource); ExReleaseResourceLite(&FsctlDeviceExtension->Resource);
return Result; return Result;
} }
@ -178,7 +179,10 @@ static NTSTATUS FspFsvrtDeleteVolume(
PAGED_CODE(); PAGED_CODE();
NTSTATUS Result; NTSTATUS Result;
FSP_FSVRT_DEVICE_EXTENSION *FsvrtDeviceExtension = FspFsvrtDeviceExtension(DeviceObject); FSP_FSVRT_DEVICE_EXTENSION *FsvrtDeviceExtension =
FspFsvrtDeviceExtension(DeviceObject);
FSP_FSCTL_DEVICE_EXTENSION *FsctlDeviceExtension =
FspFsctlDeviceExtension(FsvrtDeviceExtension->FsctlDeviceObject);
/* access check */ /* access check */
Result = FspSecuritySubjectContextAccessCheck( Result = FspSecuritySubjectContextAccessCheck(
@ -186,7 +190,7 @@ static NTSTATUS FspFsvrtDeleteVolume(
if (!NT_SUCCESS(Result)) if (!NT_SUCCESS(Result))
return Result; return Result;
ExAcquireResourceExclusiveLite(&FspFsctlDeviceExtension(DeviceObject)->Resource, TRUE); ExAcquireResourceExclusiveLite(&FsctlDeviceExtension->Resource, TRUE);
/* stop the I/O queue */ /* stop the I/O queue */
FspIoqStop(&FsvrtDeviceExtension->Ioq); FspIoqStop(&FsvrtDeviceExtension->Ioq);
@ -219,7 +223,7 @@ static NTSTATUS FspFsvrtDeleteVolume(
/* delete the virtual volume device */ /* delete the virtual volume device */
FspDeviceDeleteObject(DeviceObject); FspDeviceDeleteObject(DeviceObject);
ExReleaseResourceLite(&FspFsctlDeviceExtension(DeviceObject)->Resource); ExReleaseResourceLite(&FsctlDeviceExtension->Resource);
return STATUS_INVALID_DEVICE_REQUEST; return STATUS_INVALID_DEVICE_REQUEST;
} }