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inc, sys, dotnet: FSP_FSCTL_VOLUME_PARAMS::AllowOpenInKernelMode

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This commit is contained in:
Bill Zissimopoulos
2018-10-02 11:47:51 -07:00
parent 02a4d3641e
commit 1aab4662e5
4 changed files with 20 additions and 4 deletions
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15
src/sys/fileinfo.c
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@ -1897,11 +1897,20 @@ BOOLEAN FspFastIoQueryOpen(
PFILE_OBJECT FileObject = IrpSp->FileObject;
FSP_FSCTL_FILE_INFO FileInfoBuf;
if (0 != FileObject->RelatedFileObject)
/* sorry, no can do relative opens in here */
DeviceObject = IrpSp->DeviceObject;
if (FspFsvolDeviceExtensionKind != FspDeviceExtension(DeviceObject)->Kind)
FSP_RETURN(Result = FALSE);
Result = FspFileNodeTryGetFileInfoByName(IrpSp->DeviceObject, &FileObject->FileName, &FileInfoBuf);
/* do we allow kernel mode opens? */
if (!FspFsvolDeviceExtension(DeviceObject)->VolumeParams.AllowOpenInKernelMode)
FSP_RETURN(Result = FALSE);
/* is this a relative file open? */
if (0 != FileObject->RelatedFileObject)
FSP_RETURN(Result = FALSE);
Result = FspFileNodeTryGetFileInfoByName(DeviceObject, &FileObject->FileName, &FileInfoBuf);
if (Result)
{
PVOID Buffer = Info;