[pschweitzer] 64265: [NTFS] Compute index record size on mount and save it.

Author: pschweitzer
Date: Thu Sep 25 06:36:14 2014
New Revision: 64265

URL: http://svn.reactos.org/svn/reactos?rev=64265&view=rev
Log:
[NTFS]
Compute index record size on mount and save it.

Modified:
    trunk/reactos/drivers/filesystems/ntfs/fsctl.c
    trunk/reactos/drivers/filesystems/ntfs/ntfs.h

Modified: trunk/reactos/drivers/filesystems/ntfs/fsctl.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/ntfs/f…
==============================================================================
--- trunk/reactos/drivers/filesystems/ntfs/fsctl.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/filesystems/ntfs/fsctl.c	[iso-8859-1] Thu Sep 25 06:36:14 2014
@@ -232,6 +232,10 @@
         NtfsInfo->BytesPerFileRecord = BootSector->EBPB.ClustersPerMftRecord *
NtfsInfo->BytesPerCluster;
     else
         NtfsInfo->BytesPerFileRecord = 1 <<
(-BootSector->EBPB.ClustersPerMftRecord);
+    if (BootSector->EBPB.ClustersPerIndexRecord > 0)
+        NtfsInfo->BytesPerIndexRecord = BootSector->EBPB.ClustersPerIndexRecord *
NtfsInfo->BytesPerCluster;
+    else
+        NtfsInfo->BytesPerIndexRecord = 1 <<
(-BootSector->EBPB.ClustersPerIndexRecord);
 
     DPRINT("Boot sector information:\n");
     DPRINT("  BytesPerSector:         %hu\n",
BootSector->BPB.BytesPerSector);

Modified: trunk/reactos/drivers/filesystems/ntfs/ntfs.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/ntfs/n…
==============================================================================
--- trunk/reactos/drivers/filesystems/ntfs/ntfs.h	[iso-8859-1] (original)
+++ trunk/reactos/drivers/filesystems/ntfs/ntfs.h	[iso-8859-1] Thu Sep 25 06:36:14 2014
@@ -63,6 +63,7 @@
     ULARGE_INTEGER MftStart;
     ULARGE_INTEGER MftMirrStart;
     ULONG BytesPerFileRecord;
+    ULONG BytesPerIndexRecord;
 
     ULONGLONG SerialNumber;
     USHORT VolumeLabelLength;