Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-04-25 16:10:29 +00:00
Code Issues Projects Releases Packages Wiki Activity

Fixed some bugs in VfatGetStandardInformation().

Browse source 
Implemented VfatGetInternalInformation().

svn path=/trunk/; revision=2335
This commit is contained in:
Hartmut Birr 2001-11-01 10:44:11 +00:00
parent 24f81ff1c1
commit ae482ce24e
1 changed files with 25 additions and 21 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

46
reactos/drivers/fs/vfat/finfo.c
View file

@ -1,4 +1,4 @@
/* $Id: finfo.c,v 1.9 2001/08/14 20:47:30 hbirr Exp $
/* $Id: finfo.c,v 1.10 2001/11/01 10:44:11 hbirr Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -30,7 +30,6 @@ VfatGetStandardInformation(PVFATFCB FCB,
*/
{
PDEVICE_EXTENSION DeviceExtension;
unsigned long AllocSize;
if (*BufferLength < sizeof(FILE_STANDARD_INFORMATION))
return STATUS_BUFFER_OVERFLOW;
@ -45,25 +44,12 @@ VfatGetStandardInformation(PVFATFCB FCB,
RtlZeroMemory(StandardInfo,
sizeof(FILE_STANDARD_INFORMATION));
/* Make allocsize a rounded up multiple of BytesPerCluster */
AllocSize = ((FCB->entry.FileSize + DeviceExtension->BytesPerCluster - 1) /
DeviceExtension->BytesPerCluster) *
DeviceExtension->BytesPerCluster;
StandardInfo->AllocationSize = RtlConvertUlongToLargeInteger (AllocSize);
StandardInfo->EndOfFile =
RtlConvertUlongToLargeInteger (FCB->entry.FileSize);
StandardInfo->AllocationSize = FCB->RFCB.AllocationSize;
StandardInfo->EndOfFile = FCB->RFCB.FileSize;
StandardInfo->NumberOfLinks = 0;
StandardInfo->DeletePending = FALSE;
if ((FCB->entry.Attrib & 0x10) > 0)
{
StandardInfo->Directory = TRUE;
}
else
{
StandardInfo->Directory = FALSE;
}
StandardInfo->DeletePending = FCB->Flags & FCB_DELETE_PENDING ? TRUE : FALSE;
StandardInfo->Directory = FCB->entry.Attrib & 0x10 ? TRUE : FALSE;
*BufferLength -= sizeof(FILE_STANDARD_INFORMATION);
return(STATUS_SUCCESS);
}
@ -236,7 +222,21 @@ VfatGetNameInformation(PFILE_OBJECT FileObject,
return STATUS_SUCCESS;
}
static NTSTATUS
VfatGetInternalInformation(PVFATFCB Fcb,
PFILE_INTERNAL_INFORMATION InternalInfo,
PULONG BufferLength)
{
assert (InternalInfo);
assert (Fcb);
if (*BufferLength < sizeof(FILE_INTERNAL_INFORMATION))
return STATUS_BUFFER_OVERFLOW;
// FIXME: get a real index, that can be used in a create operation
InternalInfo->IndexNumber.QuadPart = 0;
*BufferLength -= sizeof(FILE_INTERNAL_INFORMATION);
return STATUS_SUCCESS;
}
NTSTATUS STDCALL
VfatQueryInformation(PDEVICE_OBJECT DeviceObject,
@ -269,7 +269,7 @@ VfatQueryInformation(PDEVICE_OBJECT DeviceObject,
SystemBuffer = Irp->AssociatedIrp.SystemBuffer;
BufferLength = Stack->Parameters.QueryFile.Length;
switch (FileInformationClass)
{
case FileStandardInformation:
@ -300,6 +300,10 @@ VfatQueryInformation(PDEVICE_OBJECT DeviceObject,
&BufferLength);
break;
case FileInternalInformation:
RC = VfatGetInternalInformation(FCB,
SystemBuffer,
&BufferLength);
break;
case FileAlternateNameInformation:
case FileAllInformation:
RC = STATUS_NOT_IMPLEMENTED;