REFACTOR: Final cleanup of DiscImageChef.Filesystems.

This commit is contained in:
2017-12-24 02:37:41 +00:00
parent ec73a6cdc3
commit 4115698ac8
94 changed files with 5196 additions and 5116 deletions

View File

@@ -56,8 +56,6 @@ using time_t = System.Int32;
namespace DiscImageChef.Filesystems
{
[SuppressMessage("ReSharper", "InconsistentNaming")]
[SuppressMessage("ReSharper", "BuiltInTypeReferenceStyle")]
public class Locus : Filesystem
{
const int NICINOD = 325;
@@ -65,131 +63,6 @@ namespace DiscImageChef.Filesystems
const int OLDNICINOD = 700;
const int OLDNICFREE = 500;
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct Locus_Superblock
{
public uint s_magic; /* identifies this as a locus filesystem */
/* defined as a constant below */
public gfs_t s_gfs; /* global filesystem number */
public daddr_t s_fsize; /* size in blocks of entire volume */
/* several ints for replicated filsystems */
public commitcnt_t s_lwm; /* all prior commits propagated */
public commitcnt_t s_hwm; /* highest commit propagated */
/* oldest committed version in the list.
* llst mod NCMTLST is the offset of commit #llst in the list,
* which wraps around from there.
*/
public commitcnt_t s_llst;
public fstore_t s_fstore; /* filesystem storage bit mask; if the
filsys is replicated and this is not a
primary or backbone copy, this bit mask
determines which files are stored */
public time_t s_time; /* last super block update */
public daddr_t s_tfree; /* total free blocks*/
public ino_t s_isize; /* size in blocks of i-list */
public short s_nfree; /* number of addresses in s_free */
public LocusFlags s_flags; /* filsys flags, defined below */
public ino_t s_tinode; /* total free inodes */
public ino_t s_lasti; /* start place for circular search */
public ino_t s_nbehind; /* est # free inodes before s_lasti */
public pckno_t s_gfspack; /* global filesystem pack number */
public short s_ninode; /* number of i-nodes in s_inode */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)] public short[] s_dinfo; /* interleave stuff */
//#define s_m s_dinfo[0]
//#define s_skip s_dinfo[0] /* AIX defines */
//#define s_n s_dinfo[1]
//#define s_cyl s_dinfo[1] /* AIX defines */
public byte s_flock; /* lock during free list manipulation */
public byte s_ilock; /* lock during i-list manipulation */
public byte s_fmod; /* super block modified flag */
public LocusVersion s_version; /* version of the data format in fs. */
/* defined below. */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)] public byte[] s_fsmnt; /* name of this file system */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
public byte[] s_fpack; /* name of this physical volume */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = NICINOD)] public ino_t[] s_inode; /* free i-node list */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = NICFREE)]
public daddr_t[] su_free; /* free block list for non-replicated filsys */
public byte s_byteorder; /* byte order of integers */
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct Locus_OldSuperblock
{
public uint s_magic; /* identifies this as a locus filesystem */
/* defined as a constant below */
public gfs_t s_gfs; /* global filesystem number */
public daddr_t s_fsize; /* size in blocks of entire volume */
/* several ints for replicated filsystems */
public commitcnt_t s_lwm; /* all prior commits propagated */
public commitcnt_t s_hwm; /* highest commit propagated */
/* oldest committed version in the list.
* llst mod NCMTLST is the offset of commit #llst in the list,
* which wraps around from there.
*/
public commitcnt_t s_llst;
public fstore_t s_fstore; /* filesystem storage bit mask; if the
filsys is replicated and this is not a
primary or backbone copy, this bit mask
determines which files are stored */
public time_t s_time; /* last super block update */
public daddr_t s_tfree; /* total free blocks*/
public ino_t s_isize; /* size in blocks of i-list */
public short s_nfree; /* number of addresses in s_free */
public LocusFlags s_flags; /* filsys flags, defined below */
public ino_t s_tinode; /* total free inodes */
public ino_t s_lasti; /* start place for circular search */
public ino_t s_nbehind; /* est # free inodes before s_lasti */
public pckno_t s_gfspack; /* global filesystem pack number */
public short s_ninode; /* number of i-nodes in s_inode */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)] public short[] s_dinfo; /* interleave stuff */
//#define s_m s_dinfo[0]
//#define s_skip s_dinfo[0] /* AIX defines */
//#define s_n s_dinfo[1]
//#define s_cyl s_dinfo[1] /* AIX defines */
public byte s_flock; /* lock during free list manipulation */
public byte s_ilock; /* lock during i-list manipulation */
public byte s_fmod; /* super block modified flag */
public LocusVersion s_version; /* version of the data format in fs. */
/* defined below. */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)] public byte[] s_fsmnt; /* name of this file system */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
public byte[] s_fpack; /* name of this physical volume */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = OLDNICINOD)] public ino_t[] s_inode; /* free i-node list */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = OLDNICFREE)]
public daddr_t[] su_free; /* free block list for non-replicated filsys */
public byte s_byteorder; /* byte order of integers */
}
[Flags]
enum LocusFlags : ushort
{
SB_RDONLY = 0x1, /* no writes on filesystem */
SB_CLEAN = 0x2, /* fs unmounted cleanly (or checks run) */
SB_DIRTY = 0x4, /* fs mounted without CLEAN bit set */
SB_RMV = 0x8, /* fs is a removable file system */
SB_PRIMPACK = 0x10, /* This is the primary pack of the filesystem */
SB_REPLTYPE = 0x20, /* This is a replicated type filesystem. */
SB_USER = 0x40, /* This is a "user" replicated filesystem. */
SB_BACKBONE = 0x80, /* backbone pack ; complete copy of primary pack but not modifiable */
SB_NFS = 0x100, /* This is a NFS type filesystem */
SB_BYHAND = 0x200, /* Inhibits automatic fscks on a mangled file system */
SB_NOSUID = 0x400, /* Set-uid/Set-gid is disabled */
SB_SYNCW = 0x800 /* Synchronous Write */
}
[Flags]
enum LocusVersion : byte
{
SB_SB4096 = 1, /* smallblock filesys with 4096 byte blocks */
SB_B1024 = 2, /* 1024 byte block filesystem */
NUMSCANDEV = 5 /* Used by scangfs(), refed in space.h */
}
const uint Locus_Magic = 0xFFEEDDCD;
const uint Locus_Cigam = 0xCDDDEEFF;
const uint Locus_OldMagic = 0xFFEEDDCC;
@@ -246,8 +119,7 @@ namespace DiscImageChef.Filesystems
return false;
}
public override void GetInformation(ImagePlugin imagePlugin, Partition partition,
out string information)
public override void GetInformation(ImagePlugin imagePlugin, Partition partition, out string information)
{
information = "";
if(imagePlugin.GetSectorSize() < 512) return;
@@ -417,5 +289,138 @@ namespace DiscImageChef.Filesystems
{
return Errno.NotImplemented;
}
[SuppressMessage("ReSharper", "InconsistentNaming")]
[SuppressMessage("ReSharper", "BuiltInTypeReferenceStyle")]
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct Locus_Superblock
{
public uint s_magic; /* identifies this as a locus filesystem */
/* defined as a constant below */
public gfs_t s_gfs; /* global filesystem number */
public daddr_t s_fsize; /* size in blocks of entire volume */
/* several ints for replicated filsystems */
public commitcnt_t s_lwm; /* all prior commits propagated */
public commitcnt_t s_hwm; /* highest commit propagated */
/* oldest committed version in the list.
* llst mod NCMTLST is the offset of commit #llst in the list,
* which wraps around from there.
*/
public commitcnt_t s_llst;
public fstore_t s_fstore; /* filesystem storage bit mask; if the
filsys is replicated and this is not a
primary or backbone copy, this bit mask
determines which files are stored */
public time_t s_time; /* last super block update */
public daddr_t s_tfree; /* total free blocks*/
public ino_t s_isize; /* size in blocks of i-list */
public short s_nfree; /* number of addresses in s_free */
public LocusFlags s_flags; /* filsys flags, defined below */
public ino_t s_tinode; /* total free inodes */
public ino_t s_lasti; /* start place for circular search */
public ino_t s_nbehind; /* est # free inodes before s_lasti */
public pckno_t s_gfspack; /* global filesystem pack number */
public short s_ninode; /* number of i-nodes in s_inode */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)] public short[] s_dinfo; /* interleave stuff */
//#define s_m s_dinfo[0]
//#define s_skip s_dinfo[0] /* AIX defines */
//#define s_n s_dinfo[1]
//#define s_cyl s_dinfo[1] /* AIX defines */
public byte s_flock; /* lock during free list manipulation */
public byte s_ilock; /* lock during i-list manipulation */
public byte s_fmod; /* super block modified flag */
public LocusVersion s_version; /* version of the data format in fs. */
/* defined below. */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)] public byte[] s_fsmnt; /* name of this file system */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
public byte[] s_fpack; /* name of this physical volume */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = NICINOD)] public ino_t[] s_inode; /* free i-node list */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = NICFREE)]
public daddr_t[] su_free; /* free block list for non-replicated filsys */
public byte s_byteorder; /* byte order of integers */
}
[SuppressMessage("ReSharper", "InconsistentNaming")]
[SuppressMessage("ReSharper", "BuiltInTypeReferenceStyle")]
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct Locus_OldSuperblock
{
public uint s_magic; /* identifies this as a locus filesystem */
/* defined as a constant below */
public gfs_t s_gfs; /* global filesystem number */
public daddr_t s_fsize; /* size in blocks of entire volume */
/* several ints for replicated filsystems */
public commitcnt_t s_lwm; /* all prior commits propagated */
public commitcnt_t s_hwm; /* highest commit propagated */
/* oldest committed version in the list.
* llst mod NCMTLST is the offset of commit #llst in the list,
* which wraps around from there.
*/
public commitcnt_t s_llst;
public fstore_t s_fstore; /* filesystem storage bit mask; if the
filsys is replicated and this is not a
primary or backbone copy, this bit mask
determines which files are stored */
public time_t s_time; /* last super block update */
public daddr_t s_tfree; /* total free blocks*/
public ino_t s_isize; /* size in blocks of i-list */
public short s_nfree; /* number of addresses in s_free */
public LocusFlags s_flags; /* filsys flags, defined below */
public ino_t s_tinode; /* total free inodes */
public ino_t s_lasti; /* start place for circular search */
public ino_t s_nbehind; /* est # free inodes before s_lasti */
public pckno_t s_gfspack; /* global filesystem pack number */
public short s_ninode; /* number of i-nodes in s_inode */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)] public short[] s_dinfo; /* interleave stuff */
//#define s_m s_dinfo[0]
//#define s_skip s_dinfo[0] /* AIX defines */
//#define s_n s_dinfo[1]
//#define s_cyl s_dinfo[1] /* AIX defines */
public byte s_flock; /* lock during free list manipulation */
public byte s_ilock; /* lock during i-list manipulation */
public byte s_fmod; /* super block modified flag */
public LocusVersion s_version; /* version of the data format in fs. */
/* defined below. */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)] public byte[] s_fsmnt; /* name of this file system */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
public byte[] s_fpack; /* name of this physical volume */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = OLDNICINOD)] public ino_t[] s_inode; /* free i-node list */
[MarshalAs(UnmanagedType.ByValArray, SizeConst = OLDNICFREE)]
public daddr_t[] su_free; /* free block list for non-replicated filsys */
public byte s_byteorder; /* byte order of integers */
}
[SuppressMessage("ReSharper", "InconsistentNaming")]
[SuppressMessage("ReSharper", "BuiltInTypeReferenceStyle")]
[Flags]
enum LocusFlags : ushort
{
SB_RDONLY = 0x1, /* no writes on filesystem */
SB_CLEAN = 0x2, /* fs unmounted cleanly (or checks run) */
SB_DIRTY = 0x4, /* fs mounted without CLEAN bit set */
SB_RMV = 0x8, /* fs is a removable file system */
SB_PRIMPACK = 0x10, /* This is the primary pack of the filesystem */
SB_REPLTYPE = 0x20, /* This is a replicated type filesystem. */
SB_USER = 0x40, /* This is a "user" replicated filesystem. */
SB_BACKBONE = 0x80, /* backbone pack ; complete copy of primary pack but not modifiable */
SB_NFS = 0x100, /* This is a NFS type filesystem */
SB_BYHAND = 0x200, /* Inhibits automatic fscks on a mangled file system */
SB_NOSUID = 0x400, /* Set-uid/Set-gid is disabled */
SB_SYNCW = 0x800 /* Synchronous Write */
}
[SuppressMessage("ReSharper", "InconsistentNaming")]
[SuppressMessage("ReSharper", "BuiltInTypeReferenceStyle")]
[Flags]
enum LocusVersion : byte
{
SB_SB4096 = 1, /* smallblock filesys with 4096 byte blocks */
SB_B1024 = 2, /* 1024 byte block filesystem */
NUMSCANDEV = 5 /* Used by scangfs(), refed in space.h */
}
}
}