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General refactor.

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This commit is contained in:
Natalia Portillo
2018-06-20 22:22:21 +01:00
parent dc1884f5d8
commit ec8b309670
93 changed files with 850 additions and 1015 deletions
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158
DiscImageChef.Filesystems/Locus.cs
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@@ -62,10 +62,10 @@ namespace DiscImageChef.Filesystems
const int OLDNICINOD = 700;
const int OLDNICFREE = 500;
const uint Locus_Magic = 0xFFEEDDCD;
const uint Locus_Cigam = 0xCDDDEEFF;
const uint Locus_OldMagic = 0xFFEEDDCC;
const uint Locus_OldCigam = 0xCCDDEEFF;
const uint LOCUS_MAGIC = 0xFFEEDDCD;
const uint LOCUS_CIGAM = 0xCDDDEEFF;
const uint LOCUS_MAGIC_OLD = 0xFFEEDDCC;
const uint LOCUS_CIGAM_OLD = 0xCCDDEEFF;
public FileSystemType XmlFsType { get; private set; }
public Encoding Encoding { get; private set; }
@@ -78,25 +78,25 @@ namespace DiscImageChef.Filesystems
for(ulong location = 0; location <= 8; location++)
{
Locus_Superblock LocusSb = new Locus_Superblock();
Locus_Superblock locusSb = new Locus_Superblock();
uint sbSize = (uint)(Marshal.SizeOf(LocusSb) / imagePlugin.Info.SectorSize);
if(Marshal.SizeOf(LocusSb) % imagePlugin.Info.SectorSize != 0) sbSize++;
uint sbSize = (uint)(Marshal.SizeOf(locusSb) / imagePlugin.Info.SectorSize);
if(Marshal.SizeOf(locusSb) % imagePlugin.Info.SectorSize != 0) sbSize++;
if(partition.Start + location + sbSize >= imagePlugin.Info.Sectors) break;
byte[] sector = imagePlugin.ReadSectors(partition.Start + location, sbSize);
if(sector.Length < Marshal.SizeOf(LocusSb)) return false;
if(sector.Length < Marshal.SizeOf(locusSb)) return false;
IntPtr sbPtr = Marshal.AllocHGlobal(Marshal.SizeOf(LocusSb));
Marshal.Copy(sector, 0, sbPtr, Marshal.SizeOf(LocusSb));
LocusSb = (Locus_Superblock)Marshal.PtrToStructure(sbPtr, typeof(Locus_Superblock));
IntPtr sbPtr = Marshal.AllocHGlobal(Marshal.SizeOf(locusSb));
Marshal.Copy(sector, 0, sbPtr, Marshal.SizeOf(locusSb));
locusSb = (Locus_Superblock)Marshal.PtrToStructure(sbPtr, typeof(Locus_Superblock));
Marshal.FreeHGlobal(sbPtr);
DicConsole.DebugWriteLine("Locus plugin", "magic at {1} = 0x{0:X8}", LocusSb.s_magic, location);
DicConsole.DebugWriteLine("Locus plugin", "magic at {1} = 0x{0:X8}", locusSb.s_magic, location);
if(LocusSb.s_magic == Locus_Magic || LocusSb.s_magic == Locus_Cigam ||
LocusSb.s_magic == Locus_OldMagic || LocusSb.s_magic == Locus_OldCigam) return true;
if(locusSb.s_magic == LOCUS_MAGIC || locusSb.s_magic == LOCUS_CIGAM ||
locusSb.s_magic == LOCUS_MAGIC_OLD || locusSb.s_magic == LOCUS_CIGAM_OLD) return true;
}
return false;
@@ -109,94 +109,94 @@ namespace DiscImageChef.Filesystems
information = "";
if(imagePlugin.Info.SectorSize < 512) return;
Locus_Superblock LocusSb = new Locus_Superblock();
Locus_Superblock locusSb = new Locus_Superblock();
byte[] sector = null;
for(ulong location = 0; location <= 8; location++)
{
uint sbSize = (uint)(Marshal.SizeOf(LocusSb) / imagePlugin.Info.SectorSize);
if(Marshal.SizeOf(LocusSb) % imagePlugin.Info.SectorSize != 0) sbSize++;
uint sbSize = (uint)(Marshal.SizeOf(locusSb) / imagePlugin.Info.SectorSize);
if(Marshal.SizeOf(locusSb) % imagePlugin.Info.SectorSize != 0) sbSize++;
sector = imagePlugin.ReadSectors(partition.Start + location, sbSize);
if(sector.Length < Marshal.SizeOf(LocusSb)) return;
if(sector.Length < Marshal.SizeOf(locusSb)) return;
IntPtr sbPtr = Marshal.AllocHGlobal(Marshal.SizeOf(LocusSb));
Marshal.Copy(sector, 0, sbPtr, Marshal.SizeOf(LocusSb));
LocusSb = (Locus_Superblock)Marshal.PtrToStructure(sbPtr, typeof(Locus_Superblock));
IntPtr sbPtr = Marshal.AllocHGlobal(Marshal.SizeOf(locusSb));
Marshal.Copy(sector, 0, sbPtr, Marshal.SizeOf(locusSb));
locusSb = (Locus_Superblock)Marshal.PtrToStructure(sbPtr, typeof(Locus_Superblock));
Marshal.FreeHGlobal(sbPtr);
if(LocusSb.s_magic == Locus_Magic || LocusSb.s_magic == Locus_Cigam ||
LocusSb.s_magic == Locus_OldMagic || LocusSb.s_magic == Locus_OldCigam) break;
if(locusSb.s_magic == LOCUS_MAGIC || locusSb.s_magic == LOCUS_CIGAM ||
locusSb.s_magic == LOCUS_MAGIC_OLD || locusSb.s_magic == LOCUS_CIGAM_OLD) break;
}
// We don't care about old version for information
if(LocusSb.s_magic != Locus_Magic && LocusSb.s_magic != Locus_Cigam && LocusSb.s_magic != Locus_OldMagic &&
LocusSb.s_magic != Locus_OldCigam) return;
if(locusSb.s_magic != LOCUS_MAGIC && locusSb.s_magic != LOCUS_CIGAM && locusSb.s_magic != LOCUS_MAGIC_OLD &&
locusSb.s_magic != LOCUS_CIGAM_OLD) return;
// Numerical arrays are not important for information so no need to swap them
if(LocusSb.s_magic == Locus_Cigam || LocusSb.s_magic == Locus_OldCigam)
if(locusSb.s_magic == LOCUS_CIGAM || locusSb.s_magic == LOCUS_CIGAM_OLD)
{
LocusSb = BigEndianMarshal.ByteArrayToStructureBigEndian<Locus_Superblock>(sector);
LocusSb.s_flags = (LocusFlags)Swapping.Swap((ushort)LocusSb.s_flags);
locusSb = BigEndianMarshal.ByteArrayToStructureBigEndian<Locus_Superblock>(sector);
locusSb.s_flags = (LocusFlags)Swapping.Swap((ushort)locusSb.s_flags);
}
StringBuilder sb = new StringBuilder();
sb.AppendLine(LocusSb.s_magic == Locus_OldMagic ? "Locus filesystem (old)" : "Locus filesystem");
sb.AppendLine(locusSb.s_magic == LOCUS_MAGIC_OLD ? "Locus filesystem (old)" : "Locus filesystem");
int blockSize = LocusSb.s_version == LocusVersion.SB_SB4096 ? 4096 : 1024;
int blockSize = locusSb.s_version == LocusVersion.SB_SB4096 ? 4096 : 1024;
string s_fsmnt = StringHandlers.CToString(LocusSb.s_fsmnt, Encoding);
string s_fpack = StringHandlers.CToString(LocusSb.s_fpack, Encoding);
string s_fsmnt = StringHandlers.CToString(locusSb.s_fsmnt, Encoding);
string s_fpack = StringHandlers.CToString(locusSb.s_fpack, Encoding);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_magic = 0x{0:X8}", LocusSb.s_magic);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_gfs = {0}", LocusSb.s_gfs);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_fsize = {0}", LocusSb.s_fsize);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_lwm = {0}", LocusSb.s_lwm);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_hwm = {0}", LocusSb.s_hwm);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_llst = {0}", LocusSb.s_llst);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_fstore = {0}", LocusSb.s_fstore);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_time = {0}", LocusSb.s_time);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_tfree = {0}", LocusSb.s_tfree);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_isize = {0}", LocusSb.s_isize);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_nfree = {0}", LocusSb.s_nfree);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_flags = {0}", LocusSb.s_flags);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_tinode = {0}", LocusSb.s_tinode);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_lasti = {0}", LocusSb.s_lasti);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_nbehind = {0}", LocusSb.s_nbehind);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_gfspack = {0}", LocusSb.s_gfspack);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_ninode = {0}", LocusSb.s_ninode);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_flock = {0}", LocusSb.s_flock);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_ilock = {0}", LocusSb.s_ilock);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_fmod = {0}", LocusSb.s_fmod);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_version = {0}", LocusSb.s_version);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_magic = 0x{0:X8}", locusSb.s_magic);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_gfs = {0}", locusSb.s_gfs);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_fsize = {0}", locusSb.s_fsize);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_lwm = {0}", locusSb.s_lwm);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_hwm = {0}", locusSb.s_hwm);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_llst = {0}", locusSb.s_llst);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_fstore = {0}", locusSb.s_fstore);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_time = {0}", locusSb.s_time);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_tfree = {0}", locusSb.s_tfree);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_isize = {0}", locusSb.s_isize);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_nfree = {0}", locusSb.s_nfree);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_flags = {0}", locusSb.s_flags);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_tinode = {0}", locusSb.s_tinode);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_lasti = {0}", locusSb.s_lasti);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_nbehind = {0}", locusSb.s_nbehind);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_gfspack = {0}", locusSb.s_gfspack);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_ninode = {0}", locusSb.s_ninode);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_flock = {0}", locusSb.s_flock);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_ilock = {0}", locusSb.s_ilock);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_fmod = {0}", locusSb.s_fmod);
DicConsole.DebugWriteLine("Locus plugin", "LocusSb.s_version = {0}", locusSb.s_version);
sb.AppendFormat("Superblock last modified on {0}", DateHandlers.UnixToDateTime(LocusSb.s_time))
sb.AppendFormat("Superblock last modified on {0}", DateHandlers.UnixToDateTime(locusSb.s_time))
.AppendLine();
sb.AppendFormat("Volume has {0} blocks of {1} bytes each (total {2} bytes)", LocusSb.s_fsize, blockSize,
LocusSb.s_fsize * blockSize).AppendLine();
sb.AppendFormat("{0} blocks free ({1} bytes)", LocusSb.s_tfree, LocusSb.s_tfree * blockSize).AppendLine();
sb.AppendFormat("I-node list uses {0} blocks", LocusSb.s_isize).AppendLine();
sb.AppendFormat("{0} free inodes", LocusSb.s_tinode).AppendLine();
sb.AppendFormat("Next free inode search will start at inode {0}", LocusSb.s_lasti).AppendLine();
sb.AppendFormat("There are an estimate of {0} free inodes before next search start", LocusSb.s_nbehind)
sb.AppendFormat("Volume has {0} blocks of {1} bytes each (total {2} bytes)", locusSb.s_fsize, blockSize,
locusSb.s_fsize * blockSize).AppendLine();
sb.AppendFormat("{0} blocks free ({1} bytes)", locusSb.s_tfree, locusSb.s_tfree * blockSize).AppendLine();
sb.AppendFormat("I-node list uses {0} blocks", locusSb.s_isize).AppendLine();
sb.AppendFormat("{0} free inodes", locusSb.s_tinode).AppendLine();
sb.AppendFormat("Next free inode search will start at inode {0}", locusSb.s_lasti).AppendLine();
sb.AppendFormat("There are an estimate of {0} free inodes before next search start", locusSb.s_nbehind)
.AppendLine();
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_RDONLY)) sb.AppendLine("Read-only volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_CLEAN)) sb.AppendLine("Clean volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_DIRTY)) sb.AppendLine("Dirty volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_RMV)) sb.AppendLine("Removable volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_PRIMPACK)) sb.AppendLine("This is the primary pack");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_REPLTYPE)) sb.AppendLine("Replicated volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_USER)) sb.AppendLine("User replicated volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_BACKBONE)) sb.AppendLine("Backbone volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_NFS)) sb.AppendLine("NFS volume");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_BYHAND)) sb.AppendLine("Volume inhibits automatic fsck");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_NOSUID)) sb.AppendLine("Set-uid/set-gid is disabled");
if(LocusSb.s_flags.HasFlag(LocusFlags.SB_SYNCW)) sb.AppendLine("Volume uses synchronous writes");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_RDONLY)) sb.AppendLine("Read-only volume");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_CLEAN)) sb.AppendLine("Clean volume");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_DIRTY)) sb.AppendLine("Dirty volume");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_RMV)) sb.AppendLine("Removable volume");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_PRIMPACK)) sb.AppendLine("This is the primary pack");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_REPLTYPE)) sb.AppendLine("Replicated volume");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_USER)) sb.AppendLine("User replicated volume");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_BACKBONE)) sb.AppendLine("Backbone volume");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_NFS)) sb.AppendLine("NFS volume");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_BYHAND)) sb.AppendLine("Volume inhibits automatic fsck");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_NOSUID)) sb.AppendLine("Set-uid/set-gid is disabled");
if(locusSb.s_flags.HasFlag(LocusFlags.SB_SYNCW)) sb.AppendLine("Volume uses synchronous writes");
sb.AppendFormat("Volume label: {0}", s_fsmnt).AppendLine();
sb.AppendFormat("Physical volume name: {0}", s_fpack).AppendLine();
sb.AppendFormat("Global File System number: {0}", LocusSb.s_gfs).AppendLine();
sb.AppendFormat("Global File System pack number {0}", LocusSb.s_gfspack).AppendLine();
sb.AppendFormat("Global File System number: {0}", locusSb.s_gfs).AppendLine();
sb.AppendFormat("Global File System pack number {0}", locusSb.s_gfspack).AppendLine();
information = sb.ToString();
@@ -204,13 +204,13 @@ namespace DiscImageChef.Filesystems
{
Type = "Locus filesystem",
ClusterSize = blockSize,
Clusters = LocusSb.s_fsize,
Clusters = locusSb.s_fsize,
// Sometimes it uses one, or the other. Use the bigger
VolumeName = string.IsNullOrEmpty(s_fsmnt) ? s_fpack : s_fsmnt,
ModificationDate = DateHandlers.UnixToDateTime(LocusSb.s_time),
ModificationDate = DateHandlers.UnixToDateTime(locusSb.s_time),
ModificationDateSpecified = true,
Dirty = !LocusSb.s_flags.HasFlag(LocusFlags.SB_CLEAN) || LocusSb.s_flags.HasFlag(LocusFlags.SB_DIRTY),
FreeClusters = LocusSb.s_tfree,
Dirty = !locusSb.s_flags.HasFlag(LocusFlags.SB_CLEAN) || locusSb.s_flags.HasFlag(LocusFlags.SB_DIRTY),
FreeClusters = locusSb.s_tfree,
FreeClustersSpecified = true
};
}