[FASTFAT] Finally drop the FileNameInformation class for directories.

It makes no sense for them and shouldn't be implemented.
It's an addendum to 9f3c801.
This commit is contained in:
Pierre Schweitzer 2017-12-09 14:35:22 +01:00
parent 9397f280c3
commit bddb0db469
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GPG key ID: 7545556C3D585B0B

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@ -86,47 +86,6 @@ FsdSystemTimeToDosDateTime(
#define ULONG_ROUND_UP(x) ROUND_UP((x), (sizeof(ULONG)))
static
NTSTATUS
VfatGetFileNameInformation(
PVFAT_DIRENTRY_CONTEXT DirContext,
PFILE_NAME_INFORMATION pInfo,
ULONG BufferLength,
PULONG Written,
BOOLEAN First)
{
NTSTATUS Status;
ULONG BytesToCopy = 0;
*Written = 0;
Status = STATUS_BUFFER_OVERFLOW;
if (FIELD_OFFSET(FILE_NAME_INFORMATION, FileName) > BufferLength)
return Status;
if (First || (BufferLength >= FIELD_OFFSET(FILE_NAME_INFORMATION, FileName) + DirContext->LongNameU.Length))
{
pInfo->FileNameLength = DirContext->LongNameU.Length;
*Written = FIELD_OFFSET(FILE_NAME_INFORMATION, FileName);
if (BufferLength > FIELD_OFFSET(FILE_NAME_INFORMATION, FileName))
{
BytesToCopy = min(DirContext->LongNameU.Length, BufferLength - FIELD_OFFSET(FILE_NAME_INFORMATION, FileName));
RtlCopyMemory(pInfo->FileName,
DirContext->LongNameU.Buffer,
BytesToCopy);
*Written += BytesToCopy;
if (BytesToCopy == DirContext->LongNameU.Length)
{
Status = STATUS_SUCCESS;
}
}
}
return Status;
}
static
NTSTATUS
VfatGetFileNamesInformation(
@ -661,14 +620,6 @@ DoQuery(
{
switch (FileInformationClass)
{
case FileNameInformation:
Status = VfatGetFileNameInformation(&DirContext,
(PFILE_NAME_INFORMATION)Buffer,
BufferLength,
&Written,
Buffer0 == NULL);
break;
case FileDirectoryInformation:
Status = VfatGetFileDirectoryInformation(&DirContext,
IrpContext->DeviceExt,