[pschweitzer] 71429: [FS_REC] Add support for FFS volumes. Patch by Peter Hater. This is done for FFS support! Enjoy :-) CORE-11040 #resolve
27 May
2016
27 May
'16
12:18 p.m.
Author: pschweitzer
Date: Fri May 27 12:18:47 2016
New Revision: 71429
URL: http://svn.reactos.org/svn/reactos?rev=71429&view=rev
Log:
[FS_REC]
Add support for FFS volumes.
Patch by Peter Hater.
This is done for FFS support! Enjoy :-)
CORE-11040 #resolve
Added:
trunk/reactos/drivers/filesystems/fs_rec/ffs.c (with props)
trunk/reactos/drivers/filesystems/fs_rec/ffs.h (with props)
Modified:
trunk/reactos/drivers/filesystems/fs_rec/CMakeLists.txt
trunk/reactos/drivers/filesystems/fs_rec/fs_rec.c
trunk/reactos/drivers/filesystems/fs_rec/fs_rec.h
Modified: trunk/reactos/drivers/filesystems/fs_rec/CMakeLists.txt
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/fs_rec…
==============================================================================
--- trunk/reactos/drivers/filesystems/fs_rec/CMakeLists.txt [iso-8859-1] (original)
+++ trunk/reactos/drivers/filesystems/fs_rec/CMakeLists.txt [iso-8859-1] Fri May 27
12:18:47 2016
@@ -4,6 +4,7 @@
cdfs.c
ext2.c
fat.c
+ ffs.c
fs_rec.c
ntfs.c
reiserfs.c
Added: trunk/reactos/drivers/filesystems/fs_rec/ffs.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/fs_rec…
==============================================================================
--- trunk/reactos/drivers/filesystems/fs_rec/ffs.c (added)
+++ trunk/reactos/drivers/filesystems/fs_rec/ffs.c [iso-8859-1] Fri May 27 12:18:47 2016
@@ -0,0 +1,220 @@
+/*
+ * COPYRIGHT: See COPYING in the top level directory
+ * PROJECT: ReactOS File System Recognizer
+ * FILE: drivers/filesystems/fs_rec/ffs.c
+ * PURPOSE: FFS Recognizer
+ * PROGRAMMER: Peter Hater
+ * Pierre Schweitzer (pierre(a)reactos.org)
+ */
+
+/* INCLUDES *****************************************************************/
+
+#include "fs_rec.h"
+#include "ffs.h"
+
+#define NDEBUG
+#include <debug.h>
+
+/* FUNCTIONS ****************************************************************/
+
+BOOLEAN
+NTAPI
+FsRecIsFfsDiskLabel(IN PFFSD_DISKLABEL dl)
+{
+ return (dl->d_magic == DISKMAGIC);
+}
+
+BOOLEAN
+NTAPI
+FsRecIsFfs1Volume(IN PFFSD_SUPER_BLOCK sb)
+{
+ return (sb->fs_magic == FS_UFS1_MAGIC);
+}
+
+BOOLEAN
+NTAPI
+FsRecIsFfs2Volume(IN PFFSD_SUPER_BLOCK sb)
+{
+ return (sb->fs_magic == FS_UFS2_MAGIC);
+}
+
+NTSTATUS
+NTAPI
+FsRecFfsFsControl(IN PDEVICE_OBJECT DeviceObject,
+ IN PIRP Irp)
+{
+ PIO_STACK_LOCATION Stack;
+ NTSTATUS Status;
+ PDEVICE_OBJECT MountDevice;
+ PFFSD_SUPER_BLOCK Spb = NULL;
+ PFFSD_DISKLABEL DiskLabel = NULL;
+ ULONGLONG FSOffset = 0;
+ int i;
+ ULONG SectorSize;
+ LARGE_INTEGER Offset;
+ BOOLEAN DeviceError = FALSE;
+ PAGED_CODE();
+
+ /* Get the I/O Stack and check the function type */
+ Stack = IoGetCurrentIrpStackLocation(Irp);
+ switch (Stack->MinorFunction)
+ {
+ case IRP_MN_MOUNT_VOLUME:
+
+ /* Assume failure */
+ Status = STATUS_UNRECOGNIZED_VOLUME;
+
+ /* Get the device object and request the sector size */
+ MountDevice = Stack->Parameters.MountVolume.DeviceObject;
+ if (FsRecGetDeviceSectorSize(MountDevice, &SectorSize))
+ {
+ /* Try to read the disklabel */
+ Offset.QuadPart = LABELSECTOR*SectorSize;
+ if (FsRecReadBlock(MountDevice,
+ &Offset,
+ SectorSize,
+ SectorSize,
+ (PVOID)&DiskLabel,
+ &DeviceError))
+ {
+ /* Check if it's an actual FFS disk label */
+ if (FsRecIsFfsDiskLabel(DiskLabel))
+ {
+ /* It is! */
+ for (i = 0; i < MAXPARTITIONS; i++)
+ {
+ if (DiskLabel->d_partitions[i].p_fstype == FS_BSDFFS)
+ {
+ /* Important */
+ FSOffset = DiskLabel->d_partitions[i].p_offset;
+ FSOffset = FSOffset * SectorSize;
+ /* Try to read the superblock */
+ Offset.QuadPart = FSOffset+SBLOCK_UFS1;
+ if (FsRecReadBlock(MountDevice,
+ &Offset,
+ SBLOCKSIZE,
+ SectorSize,
+ (PVOID)&Spb,
+ &DeviceError))
+ {
+ /* Check if it's an actual FFS volume */
+ if (FsRecIsFfs1Volume(Spb))
+ {
+ /* It is! */
+ Status = STATUS_FS_DRIVER_REQUIRED;
+ }
+ else
+ {
+ /* Free the boot sector if we have one */
+ ExFreePool(Spb);
+ Spb = NULL;
+
+ Offset.QuadPart = FSOffset+SBLOCK_UFS2;
+ if (FsRecReadBlock(MountDevice,
+ &Offset,
+ SBLOCKSIZE,
+ SectorSize,
+ (PVOID)&Spb,
+ &DeviceError))
+ {
+ /* Check if it's an actual FFS volume */
+ if (FsRecIsFfs2Volume(Spb))
+ {
+ /* It is! */
+ Status = STATUS_FS_DRIVER_REQUIRED;
+ }
+ }
+ }
+ }
+
+ /* Free the boot sector if we have one */
+ ExFreePool(Spb);
+ Spb = NULL;
+ }
+ }
+ }
+ else
+ {
+ /* Try to read the superblock */
+ Offset.QuadPart = FSOffset+SBLOCK_UFS1;
+ if (FsRecReadBlock(MountDevice,
+ &Offset,
+ SBLOCKSIZE,
+ SectorSize,
+ (PVOID)&Spb,
+ &DeviceError))
+ {
+ /* Check if it's an actual FFS volume */
+ if (FsRecIsFfs1Volume(Spb))
+ {
+ /* It is! */
+ Status = STATUS_FS_DRIVER_REQUIRED;
+ }
+ else
+ {
+ /* Free the boot sector if we have one */
+ ExFreePool(Spb);
+ Spb = NULL;
+
+ Offset.QuadPart = FSOffset+SBLOCK_UFS2;
+ if (FsRecReadBlock(MountDevice,
+ &Offset,
+ SBLOCKSIZE,
+ SectorSize,
+ (PVOID)&Spb,
+ &DeviceError))
+ {
+ /* Check if it's an actual FFS volume */
+ if (FsRecIsFfs2Volume(Spb))
+ {
+ /* It is! */
+ Status = STATUS_FS_DRIVER_REQUIRED;
+ }
+ }
+ }
+ }
+
+ /* Free the boot sector if we have one */
+ ExFreePool(Spb);
+ Spb = NULL;
+ }
+ }
+
+ /* Free the boot sector if we have one */
+ ExFreePool(DiskLabel);
+ }
+ else
+ {
+ /* We have some sort of failure in the storage stack */
+ DeviceError = TRUE;
+ }
+
+ /* Check if we have an error on the stack */
+ if (DeviceError)
+ {
+ /* Was this because of a floppy? */
+ if (MountDevice->Characteristics & FILE_FLOPPY_DISKETTE)
+ {
+ /* Let the FS try anyway */
+ Status = STATUS_FS_DRIVER_REQUIRED;
+ }
+ }
+
+ break;
+
+ case IRP_MN_LOAD_FILE_SYSTEM:
+
+ /* Load the file system */
+ Status = FsRecLoadFileSystem(DeviceObject,
+
L"\\Registry\\Machine\\System\\CurrentControlSet\\Services\\ffs");
+ break;
+
+ default:
+
+ /* Invalid request */
+ Status = STATUS_INVALID_DEVICE_REQUEST;
+ }
+
+ /* Return Status */
+ return Status;
+}
Propchange: trunk/reactos/drivers/filesystems/fs_rec/ffs.c
------------------------------------------------------------------------------
svn:eol-style = native
Added: trunk/reactos/drivers/filesystems/fs_rec/ffs.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/fs_rec…
==============================================================================
--- trunk/reactos/drivers/filesystems/fs_rec/ffs.h (added)
+++ trunk/reactos/drivers/filesystems/fs_rec/ffs.h [iso-8859-1] Fri May 27 12:18:47 2016
@@ -0,0 +1,297 @@
+/*
+ * COPYRIGHT: See COPYING in the top level directory
+ * PROJECT: ReactOS File System Recognizer
+ * FILE: drivers/filesystems/fs_rec/ffs.h
+ * PURPOSE: FFS Header File
+ * PROGRAMMER: Peter Hater
+ * Pierre Schweitzer (pierre(a)reactos.org)
+ */
+
+#include <pshpack1.h>
+
+/*
+ * The path name on which the file system is mounted is maintained
+ * in fs_fsmnt. MAXMNTLEN defines the amount of space allocated in
+ * the super block for this name.
+ */
+#define MAXMNTLEN 468
+
+/*
+ * The volume name for this filesystem is maintained in fs_volname.
+ * MAXVOLLEN defines the length of the buffer allocated.
+ * This space used to be part of of fs_fsmnt.
+ */
+#define MAXVOLLEN 32
+
+/*
+ * Unused value currently, FreeBSD compat.
+ */
+#define FSMAXSNAP 20
+
+/*
+ * There is a 128-byte region in the superblock reserved for in-core
+ * pointers to summary information. Originally this included an array
+ * of pointers to blocks of struct csum; now there are just four
+ * pointers and the remaining space is padded with fs_ocsp[].
+ * NOCSPTRS determines the size of this padding. One pointer (fs_csp)
+ * is taken away to point to a contiguous array of struct csum for
+ * all cylinder groups; a second (fs_maxcluster) points to an array
+ * of cluster sizes that is computed as cylinder groups are inspected;
+ * the third (fs_contigdirs) points to an array that tracks the
+ * creation of new directories; and the fourth (fs_active) is used
+ * by snapshots.
+ */
+#define NOCSPTRS ((128 / sizeof(void *)) - 4)
+
+/*
+ * Per cylinder group information; summarized in blocks allocated
+ * from first cylinder group data blocks. These blocks have to be
+ * read in from fs_csaddr (size fs_cssize) in addition to the
+ * super block.
+ */
+struct csum {
+ INT32 cs_ndir; /* number of directories */
+ INT32 cs_nbfree; /* number of free blocks */
+ INT32 cs_nifree; /* number of free inodes */
+ INT32 cs_nffree; /* number of free frags */
+};
+
+struct csum_total {
+ INT64 cs_ndir; /* number of directories */
+ INT64 cs_nbfree; /* number of free blocks */
+ INT64 cs_nifree; /* number of free inodes */
+ INT64 cs_nffree; /* number of free frags */
+ INT64 cs_spare[4]; /* future expansion */
+};
+
+/*
+ * Super block for an FFS file system in memory.
+ */
+typedef struct fs {
+ INT32 fs_firstfield; /* historic file system linked list, */
+ INT32 fs_unused_1; /* used for incore super blocks */
+ INT32 fs_sblkno; /* addr of super-block in filesys */
+ INT32 fs_cblkno; /* offset of cyl-block in filesys */
+ INT32 fs_iblkno; /* offset of inode-blocks in filesys */
+ INT32 fs_dblkno; /* offset of first data after cg */
+ INT32 fs_old_cgoffset; /* cylinder group offset in cylinder */
+ INT32 fs_old_cgmask; /* used to calc mod fs_ntrak */
+ INT32 fs_old_time; /* last time written */
+ INT32 fs_old_size; /* number of blocks in fs */
+ INT32 fs_old_dsize; /* number of data blocks in fs */
+ INT32 fs_ncg; /* number of cylinder groups */
+ INT32 fs_bsize; /* size of basic blocks in fs */
+ INT32 fs_fsize; /* size of frag blocks in fs */
+ INT32 fs_frag; /* number of frags in a block in fs */
+/* these are configuration parameters */
+ INT32 fs_minfree; /* minimum percentage of free blocks */
+ INT32 fs_old_rotdelay; /* num of ms for optimal next block */
+ INT32 fs_old_rps; /* disk revolutions per second */
+/* these fields can be computed from the others */
+ INT32 fs_bmask; /* ``blkoff'' calc of blk offsets */
+ INT32 fs_fmask; /* ``fragoff'' calc of frag offsets */
+ INT32 fs_bshift; /* ``lblkno'' calc of logical blkno */
+ INT32 fs_fshift; /* ``numfrags'' calc number of frags */
+/* these are configuration parameters */
+ INT32 fs_maxcontig; /* max number of contiguous blks */
+ INT32 fs_maxbpg; /* max number of blks per cyl group */
+/* these fields can be computed from the others */
+ INT32 fs_fragshift; /* block to frag shift */
+ INT32 fs_fsbtodb; /* fsbtodb and dbtofsb shift constant */
+ INT32 fs_sbsize; /* actual size of super block */
+ INT32 fs_spare1[2]; /* old fs_csmask */
+ /* old fs_csshift */
+ INT32 fs_nindir; /* value of NINDIR */
+ INT32 fs_inopb; /* value of INOPB */
+ INT32 fs_old_nspf; /* value of NSPF */
+/* yet another configuration parameter */
+ INT32 fs_optim; /* optimization preference, see below */
+/* these fields are derived from the hardware */
+ INT32 fs_old_npsect; /* # sectors/track including spares */
+ INT32 fs_old_interleave; /* hardware sector interleave */
+ INT32 fs_old_trackskew; /* sector 0 skew, per track */
+/* fs_id takes the space of the unused fs_headswitch and fs_trkseek fields */
+ INT32 fs_id[2]; /* unique file system id */
+/* sizes determined by number of cylinder groups and their sizes */
+ INT32 fs_old_csaddr; /* blk addr of cyl grp summary area */
+ INT32 fs_cssize; /* size of cyl grp summary area */
+ INT32 fs_cgsize; /* cylinder group size */
+/* these fields are derived from the hardware */
+ INT32 fs_spare2; /* old fs_ntrak */
+ INT32 fs_old_nsect; /* sectors per track */
+ INT32 fs_old_spc; /* sectors per cylinder */
+ INT32 fs_old_ncyl; /* cylinders in file system */
+ INT32 fs_old_cpg; /* cylinders per group */
+ INT32 fs_ipg; /* inodes per group */
+ INT32 fs_fpg; /* blocks per group * fs_frag */
+/* this data must be re-computed after crashes */
+ struct csum fs_old_cstotal; /* cylinder summary information */
+/* these fields are cleared at mount time */
+ INT8 fs_fmod; /* super block modified flag */
+ INT8 fs_clean; /* file system is clean flag */
+ INT8 fs_ronly; /* mounted read-only flag */
+ UINT8 fs_old_flags; /* see FS_ flags below */
+ UCHAR fs_fsmnt[MAXMNTLEN]; /* name mounted on */
+ UCHAR fs_volname[MAXVOLLEN]; /* volume name */
+ UINT64 fs_swuid; /* system-wide uid */
+ INT32 fs_pad;
+/* these fields retain the current block allocation info */
+ INT32 fs_cgrotor; /* last cg searched (UNUSED) */
+ void *fs_ocsp[NOCSPTRS]; /* padding; was list of fs_cs buffers */
+ UINT8 *fs_contigdirs; /* # of contiguously allocated dirs */
+ struct csum *fs_csp; /* cg summary info buffer for fs_cs */
+ INT32 *fs_maxcluster; /* max cluster in each cyl group */
+ INT32 *fs_active; /* used by snapshots to track fs */
+ INT32 fs_old_cpc; /* cyl per cycle in postbl */
+/* this area is otherwise allocated unless fs_old_flags & FS_FLAGS_UPDATED */
+ INT32 fs_maxbsize; /* maximum blocking factor permitted */
+ INT64 fs_sparecon64[17]; /* old rotation block list head */
+ INT64 fs_sblockloc; /* byte offset of standard superblock */
+ struct csum_total fs_cstotal; /* cylinder summary information */
+ INT64 fs_time; /* last time written */
+ INT64 fs_size; /* number of blocks in fs */
+ INT64 fs_dsize; /* number of data blocks in fs */
+ INT64 fs_csaddr; /* blk addr of cyl grp summary area */
+ INT64 fs_pendingblocks; /* blocks in process of being freed */
+ INT32 fs_pendinginodes; /* inodes in process of being freed */
+ INT32 fs_snapinum[FSMAXSNAP];/* list of snapshot inode numbers */
+/* back to stuff that has been around a while */
+ INT32 fs_avgfilesize; /* expected average file size */
+ INT32 fs_avgfpdir; /* expected # of files per directory */
+ INT32 fs_save_cgsize; /* save real cg size to use fs_bsize */
+ INT32 fs_sparecon32[26]; /* reserved for future constants */
+ INT32 fs_flags; /* see FS_ flags below */
+/* back to stuff that has been around a while (again) */
+ INT32 fs_contigsumsize; /* size of cluster summary array */
+ INT32 fs_maxsymlinklen; /* max length of an internal symlink */
+ INT32 fs_old_inodefmt; /* format of on-disk inodes */
+ UINT64 fs_maxfilesize; /* maximum representable file size */
+ INT64 fs_qbmask; /* ~fs_bmask for use with 64-bit size */
+ INT64 fs_qfmask; /* ~fs_fmask for use with 64-bit size */
+ INT32 fs_state; /* validate fs_clean field (UNUSED) */
+ INT32 fs_old_postblformat; /* format of positional layout tables */
+ INT32 fs_old_nrpos; /* number of rotational positions */
+ INT32 fs_spare5[2]; /* old fs_postbloff */
+ /* old fs_rotbloff */
+ INT32 fs_magic; /* magic number */
+} FFSD_SUPER_BLOCK, *PFFSD_SUPER_BLOCK;
+
+#define MAXPARTITIONS 16 /* number of partitions */
+#define NDDATA 5
+#define NSPARE 5
+
+typedef struct disklabel {
+ UINT32 d_magic; /* the magic number */
+ UINT16 d_type; /* drive type */
+ UINT16 d_subtype; /* controller/d_type specific */
+ char d_typename[16]; /* type name, e.g. "eagle" */
+
+ /*
+ * d_packname contains the pack identifier and is returned when
+ * the disklabel is read off the disk or in-core copy.
+ * d_boot0 and d_boot1 are the (optional) names of the
+ * primary (block 0) and secondary (block 1-15) bootstraps
+ * as found in /usr/mdec. These are returned when using
+ * getdiskbyname(3) to retrieve the values from /etc/disktab.
+ */
+ union {
+ char un_d_packname[16]; /* pack identifier */
+ struct {
+ char *un_d_boot0; /* primary bootstrap name */
+ char *un_d_boot1; /* secondary bootstrap name */
+ } un_b;
+ } d_un;
+
+ /* disk geometry: */
+ UINT32 d_secsize; /* # of bytes per sector */
+ UINT32 d_nsectors; /* # of data sectors per track */
+ UINT32 d_ntracks; /* # of tracks per cylinder */
+ UINT32 d_ncylinders; /* # of data cylinders per unit */
+ UINT32 d_secpercyl; /* # of data sectors per cylinder */
+ UINT32 d_secperunit; /* # of data sectors per unit */
+
+ /*
+ * Spares (bad sector replacements) below are not counted in
+ * d_nsectors or d_secpercyl. Spare sectors are assumed to
+ * be physical sectors which occupy space at the end of each
+ * track and/or cylinder.
+ */
+ UINT16 d_sparespertrack; /* # of spare sectors per track */
+ UINT16 d_sparespercyl; /* # of spare sectors per cylinder */
+ /*
+ * Alternative cylinders include maintenance, replacement,
+ * configuration description areas, etc.
+ */
+ UINT32 d_acylinders; /* # of alt. cylinders per unit */
+
+ /* hardware characteristics: */
+ /*
+ * d_interleave, d_trackskew and d_cylskew describe perturbations
+ * in the media format used to compensate for a slow controller.
+ * Interleave is physical sector interleave, set up by the
+ * formatter or controller when formatting. When interleaving is
+ * in use, logically adjacent sectors are not physically
+ * contiguous, but instead are separated by some number of
+ * sectors. It is specified as the ratio of physical sectors
+ * traversed per logical sector. Thus an interleave of 1:1
+ * implies contiguous layout, while 2:1 implies that logical
+ * sector 0 is separated by one sector from logical sector 1.
+ * d_trackskew is the offset of sector 0 on track N relative to
+ * sector 0 on track N-1 on the same cylinder. Finally, d_cylskew
+ * is the offset of sector 0 on cylinder N relative to sector 0
+ * on cylinder N-1.
+ */
+ UINT16 d_rpm; /* rotational speed */
+ UINT16 d_interleave; /* hardware sector interleave */
+ UINT16 d_trackskew; /* sector 0 skew, per track */
+ UINT16 d_cylskew; /* sector 0 skew, per cylinder */
+ UINT32 d_headswitch; /* head switch time, usec */
+ UINT32 d_trkseek; /* track-to-track seek, usec */
+ UINT32 d_flags; /* generic flags */
+ UINT32 d_drivedata[NDDATA]; /* drive-type specific information */
+ UINT32 d_spare[NSPARE]; /* reserved for future use */
+ UINT32 d_magic2; /* the magic number (again) */
+ UINT16 d_checksum; /* xor of data incl. partitions */
+
+ /* filesystem and partition information: */
+ UINT16 d_npartitions; /* number of partitions in following */
+ UINT32 d_bbsize; /* size of boot area at sn0, bytes */
+ UINT32 d_sbsize; /* max size of fs superblock, bytes */
+ struct partition { /* the partition table */
+ UINT32 p_size; /* number of sectors in partition */
+ UINT32 p_offset; /* starting sector */
+ union {
+ UINT32 fsize; /* FFS, ADOS:
+ filesystem basic fragment size */
+ UINT32 cdsession; /* ISO9660: session offset */
+ } __partition_u2;
+ UINT8 p_fstype; /* filesystem type, see below */
+ UINT8 p_frag; /* filesystem fragments per block */
+ union {
+ UINT16 cpg; /* UFS: FS cylinders per group */
+ UINT16 sgs; /* LFS: FS segment shift */
+ } __partition_u1;
+ } d_partitions[MAXPARTITIONS]; /* actually may be more */
+} FFSD_DISKLABEL, *PFFSD_DISKLABEL;
+#include <poppack.h>
+
+C_ASSERT(FIELD_OFFSET(FFSD_SUPER_BLOCK, fs_cgsize) == 160);
+C_ASSERT(FIELD_OFFSET(FFSD_SUPER_BLOCK, fs_fmod) == 208);
+C_ASSERT(FIELD_OFFSET(FFSD_SUPER_BLOCK, fs_ocsp) == 728);
+
+#define SBLOCK_UFS1 8192
+#define SBLOCK_UFS2 65536
+
+#define SBLOCKSIZE 8192
+
+/*
+ * File system identification
+ */
+#define FS_UFS1_MAGIC 0x011954 /* UFS1 fast file system magic number */
+#define FS_UFS2_MAGIC 0x19540119 /* UFS2 fast file system magic number */
+
+#define DISKMAGIC ((UINT32)0x82564557) /* The disk magic number */
+
+#define LABELSECTOR 1 /* sector containing label */
+
+#define FS_BSDFFS 7 /* 4.2BSD fast file system */
Propchange: trunk/reactos/drivers/filesystems/fs_rec/ffs.h
------------------------------------------------------------------------------
svn:eol-style = native
Modified: trunk/reactos/drivers/filesystems/fs_rec/fs_rec.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/fs_rec…
==============================================================================
--- trunk/reactos/drivers/filesystems/fs_rec/fs_rec.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/filesystems/fs_rec/fs_rec.c [iso-8859-1] Fri May 27 12:18:47
2016
@@ -174,6 +174,12 @@
/* Send REISERFS command */
Status = FsRecReiserfsFsControl(DeviceObject, Irp);
+ break;
+
+ case FS_TYPE_FFS:
+
+ /* Send FFS command */
+ Status = FsRecFfsFsControl(DeviceObject, Irp);
break;
default:
@@ -414,6 +420,16 @@
FILE_DEVICE_DISK_FILE_SYSTEM);
if (NT_SUCCESS(Status)) DeviceCount++;
+ /* Register FFS */
+ Status = FsRecRegisterFs(DriverObject,
+ NULL,
+ NULL,
+ L"\\ffs",
+ L"\\FileSystem\\FfsRecognizer",
+ FS_TYPE_FFS,
+ FILE_DEVICE_DISK_FILE_SYSTEM);
+ if (NT_SUCCESS(Status)) DeviceCount++;
+
/* Return appropriate Status */
return (DeviceCount > 0) ? STATUS_SUCCESS : STATUS_IMAGE_ALREADY_LOADED;
}
Modified: trunk/reactos/drivers/filesystems/fs_rec/fs_rec.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/fs_rec…
==============================================================================
--- trunk/reactos/drivers/filesystems/fs_rec/fs_rec.h [iso-8859-1] (original)
+++ trunk/reactos/drivers/filesystems/fs_rec/fs_rec.h [iso-8859-1] Fri May 27 12:18:47
2016
@@ -176,6 +176,7 @@
FS_TYPE_EXT2,
FS_TYPE_BTRFS,
FS_TYPE_REISERFS,
+ FS_TYPE_FFS,
} FILE_SYSTEM_TYPE, *PFILE_SYSTEM_TYPE;
/* FS Recognizer State */
@@ -240,6 +241,13 @@
NTSTATUS
NTAPI
FsRecReiserfsFsControl(
+ IN PDEVICE_OBJECT DeviceObject,
+ IN PIRP Irp
+);
+
+NTSTATUS
+NTAPI
+FsRecFfsFsControl(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp
);
3043
days inactive
3043
days old
0 comments
1 participants
participants (1)
-
pschweitzer＠svn.reactos.org