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[NTFS] - In the NtfsAddFilenameToDirectory() function, rename DirectoryContext parameter to the more descriptive, and accurate, IndexRootContext (to simplify the next commit).

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svn path=/branches/GSoC_2016/NTFS/; revision=75192
This commit is contained in:
Trevor Thompson 2017-06-25 02:56:40 +00:00 committed by Thomas Faber
parent 948e91907a
commit 8bb62e20d3
1 changed files with 13 additions and 13 deletions
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26
drivers/filesystems/ntfs/dirctl.c
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@ -72,7 +72,7 @@ NtfsAddFilenameToDirectory(PDEVICE_EXTENSION DeviceExt,
{ {
NTSTATUS Status = STATUS_SUCCESS; NTSTATUS Status = STATUS_SUCCESS;
PFILE_RECORD_HEADER ParentFileRecord; PFILE_RECORD_HEADER ParentFileRecord;
PNTFS_ATTR_CONTEXT DirectoryContext; PNTFS_ATTR_CONTEXT IndexRootContext;
PINDEX_ROOT_ATTRIBUTE I30IndexRoot; PINDEX_ROOT_ATTRIBUTE I30IndexRoot;
ULONG IndexRootOffset; ULONG IndexRootOffset;
ULONGLONG I30IndexRootLength; ULONGLONG I30IndexRootLength;
@ -112,7 +112,7 @@ NtfsAddFilenameToDirectory(PDEVICE_EXTENSION DeviceExt,
AttributeIndexRoot, AttributeIndexRoot,
L"$I30", L"$I30",
4, 4,
&DirectoryContext, &IndexRootContext,
&IndexRootOffset); &IndexRootOffset);
if (!NT_SUCCESS(Status)) if (!NT_SUCCESS(Status))
{ {
@ -122,23 +122,23 @@ NtfsAddFilenameToDirectory(PDEVICE_EXTENSION DeviceExt,
return Status; return Status;
} }
I30IndexRootLength = AttributeDataLength(&DirectoryContext->Record); I30IndexRootLength = AttributeDataLength(&IndexRootContext->Record);
// Allocate memory for the index root data // Allocate memory for the index root data
I30IndexRoot = (PINDEX_ROOT_ATTRIBUTE)ExAllocatePoolWithTag(NonPagedPool, I30IndexRootLength, TAG_NTFS); I30IndexRoot = (PINDEX_ROOT_ATTRIBUTE)ExAllocatePoolWithTag(NonPagedPool, I30IndexRootLength, TAG_NTFS);
if (!I30IndexRoot) if (!I30IndexRoot)
{ {
DPRINT1("ERROR: Couldn't allocate memory for index root attribute!\n"); DPRINT1("ERROR: Couldn't allocate memory for index root attribute!\n");
ReleaseAttributeContext(DirectoryContext); ReleaseAttributeContext(IndexRootContext);
ExFreePoolWithTag(ParentFileRecord, TAG_NTFS); ExFreePoolWithTag(ParentFileRecord, TAG_NTFS);
} }
// Read the Index Root // Read the Index Root
Status = ReadAttribute(DeviceExt, DirectoryContext, 0, (PCHAR)I30IndexRoot, I30IndexRootLength); Status = ReadAttribute(DeviceExt, IndexRootContext, 0, (PCHAR)I30IndexRoot, I30IndexRootLength);
if (!NT_SUCCESS(Status)) if (!NT_SUCCESS(Status))
{ {
DPRINT1("ERROR: Couln't read index root attribute for Mft index #%I64u\n", DirectoryMftIndex); DPRINT1("ERROR: Couln't read index root attribute for Mft index #%I64u\n", DirectoryMftIndex);
ReleaseAttributeContext(DirectoryContext); ReleaseAttributeContext(IndexRootContext);
ExFreePoolWithTag(I30IndexRoot, TAG_NTFS); ExFreePoolWithTag(I30IndexRoot, TAG_NTFS);
ExFreePoolWithTag(ParentFileRecord, TAG_NTFS); ExFreePoolWithTag(ParentFileRecord, TAG_NTFS);
return Status; return Status;
@ -149,7 +149,7 @@ NtfsAddFilenameToDirectory(PDEVICE_EXTENSION DeviceExt,
if (IndexNodeEntry->Data.Directory.IndexedFile != 0 || IndexNodeEntry->Flags != 2) if (IndexNodeEntry->Data.Directory.IndexedFile != 0 || IndexNodeEntry->Flags != 2)
{ {
DPRINT1("FIXME: File-creation is only supported in empty directories right now! Be patient! :)\n"); DPRINT1("FIXME: File-creation is only supported in empty directories right now! Be patient! :)\n");
ReleaseAttributeContext(DirectoryContext); ReleaseAttributeContext(IndexRootContext);
ExFreePoolWithTag(I30IndexRoot, TAG_NTFS); ExFreePoolWithTag(I30IndexRoot, TAG_NTFS);
ExFreePoolWithTag(ParentFileRecord, TAG_NTFS); ExFreePoolWithTag(ParentFileRecord, TAG_NTFS);
return STATUS_NOT_IMPLEMENTED; return STATUS_NOT_IMPLEMENTED;
@ -160,7 +160,7 @@ NtfsAddFilenameToDirectory(PDEVICE_EXTENSION DeviceExt,
if (!NewIndexRoot) if (!NewIndexRoot)
{ {
DPRINT1("ERROR: Unable to allocate memory for new index root attribute!\n"); DPRINT1("ERROR: Unable to allocate memory for new index root attribute!\n");
ReleaseAttributeContext(DirectoryContext); ReleaseAttributeContext(IndexRootContext);
ExFreePoolWithTag(I30IndexRoot, TAG_NTFS); ExFreePoolWithTag(I30IndexRoot, TAG_NTFS);
ExFreePoolWithTag(ParentFileRecord, TAG_NTFS); ExFreePoolWithTag(ParentFileRecord, TAG_NTFS);
return STATUS_INSUFFICIENT_RESOURCES; return STATUS_INSUFFICIENT_RESOURCES;
@ -225,14 +225,14 @@ NtfsAddFilenameToDirectory(PDEVICE_EXTENSION DeviceExt,
{ {
DPRINT1("FIXME: For now, only resizing index root at the end of a file record is supported!\n"); DPRINT1("FIXME: For now, only resizing index root at the end of a file record is supported!\n");
ExFreePoolWithTag(NewIndexRoot, TAG_NTFS); ExFreePoolWithTag(NewIndexRoot, TAG_NTFS);
ReleaseAttributeContext(DirectoryContext); ReleaseAttributeContext(IndexRootContext);
ExFreePoolWithTag(I30IndexRoot, TAG_NTFS); ExFreePoolWithTag(I30IndexRoot, TAG_NTFS);
ExFreePoolWithTag(ParentFileRecord, TAG_NTFS); ExFreePoolWithTag(ParentFileRecord, TAG_NTFS);
return STATUS_NOT_IMPLEMENTED; return STATUS_NOT_IMPLEMENTED;
} }
// Update the length of the attribute in the file record of the parent directory // Update the length of the attribute in the file record of the parent directory
InternalSetResidentAttributeLength(DirectoryContext, InternalSetResidentAttributeLength(IndexRootContext,
ParentFileRecord, ParentFileRecord,
IndexRootOffset, IndexRootOffset,
AttributeLength); AttributeLength);
@ -249,7 +249,7 @@ NtfsAddFilenameToDirectory(PDEVICE_EXTENSION DeviceExt,
// Update the parent directory with the new index root // Update the parent directory with the new index root
Status = WriteAttribute(DeviceExt, Status = WriteAttribute(DeviceExt,
DirectoryContext, IndexRootContext,
0, 0,
(PUCHAR)NewIndexRoot, (PUCHAR)NewIndexRoot,
AttributeLength, AttributeLength,
@ -258,7 +258,7 @@ NtfsAddFilenameToDirectory(PDEVICE_EXTENSION DeviceExt,
{ {
DPRINT1("ERROR: Unable to write new index root attribute to parent directory!\n"); DPRINT1("ERROR: Unable to write new index root attribute to parent directory!\n");
ExFreePoolWithTag(NewIndexRoot, TAG_NTFS); ExFreePoolWithTag(NewIndexRoot, TAG_NTFS);
ReleaseAttributeContext(DirectoryContext); ReleaseAttributeContext(IndexRootContext);
ExFreePoolWithTag(I30IndexRoot, TAG_NTFS); ExFreePoolWithTag(I30IndexRoot, TAG_NTFS);
ExFreePoolWithTag(ParentFileRecord, TAG_NTFS); ExFreePoolWithTag(ParentFileRecord, TAG_NTFS);
return Status; return Status;
@ -278,7 +278,7 @@ NtfsAddFilenameToDirectory(PDEVICE_EXTENSION DeviceExt,
// Cleanup // Cleanup
ExFreePoolWithTag(NewIndexRoot, TAG_NTFS); ExFreePoolWithTag(NewIndexRoot, TAG_NTFS);
ReleaseAttributeContext(DirectoryContext); ReleaseAttributeContext(IndexRootContext);
ExFreePoolWithTag(I30IndexRoot, TAG_NTFS); ExFreePoolWithTag(I30IndexRoot, TAG_NTFS);
ExFreePoolWithTag(ParentFileRecord, TAG_NTFS); ExFreePoolWithTag(ParentFileRecord, TAG_NTFS);