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[NTOSKRNL]

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NtQueryInformationFile: Implement FileAccessInformation and FileAlignmentInformation cases according to 'File System Internals' page 485.

svn path=/trunk/; revision=66307
This commit is contained in:
Eric Kohl
2015-02-15 23:06:30 +00:00
parent 9d4dbeb5c9
commit 6a71e26135
1 changed files with 30 additions and 1 deletions
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reactos/ntoskrnl/io/iomgr/iofunc.c
+30 -1
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@@ -1863,6 +1863,9 @@ NtQueryInformationFile(IN HANDLE FileHandle,
PVOID NormalContext;
KIRQL OldIrql;
IO_STATUS_BLOCK KernelIosb;
BOOLEAN CallDriver = TRUE;
PFILE_ACCESS_INFORMATION AccessBuffer;
PFILE_ALIGNMENT_INFORMATION AlignmentBuffer;
PAGED_CODE();
IOTRACE(IO_API_DEBUG, "FileHandle: %p\n", FileHandle);
@@ -2043,8 +2046,34 @@ NtQueryInformationFile(IN HANDLE FileHandle,
/* Update operation counts */
IopUpdateOperationCount(IopOtherTransfer);
/* Fill in file information before calling the driver.
See 'File System Internals' page 485.*/
if (FileInformationClass == FileAccessInformation)
{
AccessBuffer = Irp->AssociatedIrp.SystemBuffer;
AccessBuffer->AccessFlags = HandleInformation.GrantedAccess;
Irp->IoStatus.Information = sizeof(FILE_ACCESS_INFORMATION);
CallDriver = FALSE;
}
else if (FileInformationClass == FileAlignmentInformation)
{
AlignmentBuffer = Irp->AssociatedIrp.SystemBuffer;
AlignmentBuffer->AlignmentRequirement = DeviceObject->AlignmentRequirement;
Irp->IoStatus.Information = sizeof(FILE_ALIGNMENT_INFORMATION);
CallDriver = FALSE;
}
/* Call the Driver */
Status = IoCallDriver(DeviceObject, Irp);
if (CallDriver)
{
Status = IoCallDriver(DeviceObject, Irp);
}
else
{
Status = STATUS_SUCCESS;
Irp->IoStatus.Status = STATUS_SUCCESS;
}
if (Status == STATUS_PENDING)
{
/* Check if this was async I/O */