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Fixed a bug FsdGetFsVolumeInformation().

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The returned length was wrong.

svn path=/trunk/; revision=2113
This commit is contained in:
Hartmut Birr 2001-07-28 10:12:36 +00:00
parent 920ae420ee
commit 818f6c4bfc
1 changed files with 22 additions and 20 deletions
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8
reactos/drivers/fs/vfat/volume.c
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@ -1,4 +1,4 @@
/* $Id: volume.c,v 1.11 2001/07/20 08:00:21 ekohl Exp $ /* $Id: volume.c,v 1.12 2001/07/28 10:12:36 hbirr Exp $
* *
* COPYRIGHT: See COPYING in the top level directory * COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel * PROJECT: ReactOS kernel
@ -31,10 +31,12 @@ FsdGetFsVolumeInformation(PFILE_OBJECT FileObject,
DPRINT("FsdGetFsVolumeInformation()\n"); DPRINT("FsdGetFsVolumeInformation()\n");
DPRINT("FsVolumeInfo = %p\n", FsVolumeInfo); DPRINT("FsVolumeInfo = %p\n", FsVolumeInfo);
DPRINT("BufferLength %lu\n", *BufferLength); DPRINT("BufferLength %lu\n", *BufferLength);
DPRINT("Required length %lu\n", (sizeof(FILE_FS_VOLUME_INFORMATION) + LabelLength));
LabelLength = DeviceObject->Vpb->VolumeLabelLength; LabelLength = DeviceObject->Vpb->VolumeLabelLength;
DPRINT("Required length %lu\n", (sizeof(FILE_FS_VOLUME_INFORMATION) + LabelLength*sizeof(WCHAR)));
DPRINT("LabelLength %lu\n", LabelLength); DPRINT("LabelLength %lu\n", LabelLength);
DPRINT("Label %S\n", DeviceObject->Vpb->VolumeLabel);
/* FIXME: This does not work correctly! Why?? */ /* FIXME: This does not work correctly! Why?? */
// if (*BufferLength < (sizeof(FILE_FS_VOLUME_INFORMATION) + LabelLength)); // if (*BufferLength < (sizeof(FILE_FS_VOLUME_INFORMATION) + LabelLength));
@ -51,7 +53,7 @@ FsdGetFsVolumeInformation(PFILE_OBJECT FileObject,
DPRINT("Finished FsdGetFsVolumeInformation()\n"); DPRINT("Finished FsdGetFsVolumeInformation()\n");
*BufferLength -= (sizeof(FILE_FS_VOLUME_INFORMATION) + LabelLength); *BufferLength -= (sizeof(FILE_FS_VOLUME_INFORMATION) + LabelLength * sizeof(WCHAR));
DPRINT("BufferLength %lu\n", *BufferLength); DPRINT("BufferLength %lu\n", *BufferLength);