Add option to pass an arbitrary list of options to IReadOnlyFilesystem.Mount()

This commit is contained in:
2017-12-27 23:55:59 +00:00
parent e009d86fcc
commit a1f82e0e72
11 changed files with 454 additions and 417 deletions

View File

@@ -47,11 +47,12 @@ namespace DiscImageChef.Filesystems.LisaFS
/// <summary>
/// Mounts an Apple Lisa filesystem
/// </summary>
public Errno Mount(IMediaImage imagePlugin, Partition partition, Encoding encoding, bool debug)
public Errno Mount(IMediaImage imagePlugin, Partition partition, Encoding encoding,
Dictionary<string, string> options)
{
try
{
device = imagePlugin;
device = imagePlugin;
Encoding = new LisaRoman();
// Lisa OS is unable to work on disks without tags.
@@ -91,96 +92,101 @@ namespace DiscImageChef.Filesystems.LisaFS
devTagSize = device.ReadSectorTag(i, SectorTagType.AppleSectorTag).Length;
byte[] sector = device.ReadSector(i);
mddf = new MDDF();
byte[] sector = device.ReadSector(i);
mddf = new MDDF();
byte[] pString = new byte[33];
uint lisaTime;
uint lisaTime;
mddf.fsversion = BigEndianBitConverter.ToUInt16(sector, 0x00);
mddf.volid = BigEndianBitConverter.ToUInt64(sector, 0x02);
mddf.volnum = BigEndianBitConverter.ToUInt16(sector, 0x0A);
mddf.volid = BigEndianBitConverter.ToUInt64(sector, 0x02);
mddf.volnum = BigEndianBitConverter.ToUInt16(sector, 0x0A);
Array.Copy(sector, 0x0C, pString, 0, 33);
mddf.volname = StringHandlers.PascalToString(pString, Encoding);
mddf.volname = StringHandlers.PascalToString(pString, Encoding);
mddf.unknown1 = sector[0x2D];
Array.Copy(sector, 0x2E, pString, 0, 33);
// Prevent garbage
mddf.password = pString[0] <= 32 ? StringHandlers.PascalToString(pString, Encoding) : "";
mddf.unknown2 = sector[0x4F];
mddf.machine_id = BigEndianBitConverter.ToUInt32(sector, 0x50);
mddf.master_copy_id = BigEndianBitConverter.ToUInt32(sector, 0x54);
lisaTime = BigEndianBitConverter.ToUInt32(sector, 0x58);
mddf.dtvc = DateHandlers.LisaToDateTime(lisaTime);
lisaTime = BigEndianBitConverter.ToUInt32(sector, 0x5C);
mddf.dtcc = DateHandlers.LisaToDateTime(lisaTime);
lisaTime = BigEndianBitConverter.ToUInt32(sector, 0x60);
mddf.dtvb = DateHandlers.LisaToDateTime(lisaTime);
lisaTime = BigEndianBitConverter.ToUInt32(sector, 0x64);
mddf.dtvs = DateHandlers.LisaToDateTime(lisaTime);
mddf.unknown3 = BigEndianBitConverter.ToUInt32(sector, 0x68);
mddf.mddf_block = BigEndianBitConverter.ToUInt32(sector, 0x6C);
mddf.volsize_minus_one = BigEndianBitConverter.ToUInt32(sector, 0x70);
mddf.password =
pString[0] <= 32 ? StringHandlers.PascalToString(pString, Encoding) : "";
mddf.unknown2 = sector[0x4F];
mddf.machine_id = BigEndianBitConverter.ToUInt32(sector, 0x50);
mddf.master_copy_id = BigEndianBitConverter.ToUInt32(sector, 0x54);
lisaTime = BigEndianBitConverter.ToUInt32(sector, 0x58);
mddf.dtvc = DateHandlers.LisaToDateTime(lisaTime);
lisaTime = BigEndianBitConverter.ToUInt32(sector, 0x5C);
mddf.dtcc = DateHandlers.LisaToDateTime(lisaTime);
lisaTime = BigEndianBitConverter.ToUInt32(sector, 0x60);
mddf.dtvb = DateHandlers.LisaToDateTime(lisaTime);
lisaTime = BigEndianBitConverter.ToUInt32(sector, 0x64);
mddf.dtvs = DateHandlers.LisaToDateTime(lisaTime);
mddf.unknown3 = BigEndianBitConverter.ToUInt32(sector, 0x68);
mddf.mddf_block = BigEndianBitConverter.ToUInt32(sector, 0x6C);
mddf.volsize_minus_one = BigEndianBitConverter.ToUInt32(sector, 0x70);
mddf.volsize_minus_mddf_minus_one = BigEndianBitConverter.ToUInt32(sector, 0x74);
mddf.vol_size = BigEndianBitConverter.ToUInt32(sector, 0x78);
mddf.blocksize = BigEndianBitConverter.ToUInt16(sector, 0x7C);
mddf.datasize = BigEndianBitConverter.ToUInt16(sector, 0x7E);
mddf.unknown4 = BigEndianBitConverter.ToUInt16(sector, 0x80);
mddf.unknown5 = BigEndianBitConverter.ToUInt32(sector, 0x82);
mddf.unknown6 = BigEndianBitConverter.ToUInt32(sector, 0x86);
mddf.clustersize = BigEndianBitConverter.ToUInt16(sector, 0x8A);
mddf.fs_size = BigEndianBitConverter.ToUInt32(sector, 0x8C);
mddf.unknown7 = BigEndianBitConverter.ToUInt32(sector, 0x90);
mddf.srec_ptr = BigEndianBitConverter.ToUInt32(sector, 0x94);
mddf.unknown9 = BigEndianBitConverter.ToUInt16(sector, 0x98);
mddf.srec_len = BigEndianBitConverter.ToUInt16(sector, 0x9A);
mddf.unknown10 = BigEndianBitConverter.ToUInt32(sector, 0x9C);
mddf.unknown11 = BigEndianBitConverter.ToUInt32(sector, 0xA0);
mddf.unknown12 = BigEndianBitConverter.ToUInt32(sector, 0xA4);
mddf.unknown13 = BigEndianBitConverter.ToUInt32(sector, 0xA8);
mddf.unknown14 = BigEndianBitConverter.ToUInt32(sector, 0xAC);
mddf.filecount = BigEndianBitConverter.ToUInt16(sector, 0xB0);
mddf.unknown15 = BigEndianBitConverter.ToUInt32(sector, 0xB2);
mddf.unknown16 = BigEndianBitConverter.ToUInt32(sector, 0xB6);
mddf.freecount = BigEndianBitConverter.ToUInt32(sector, 0xBA);
mddf.unknown17 = BigEndianBitConverter.ToUInt16(sector, 0xBE);
mddf.unknown18 = BigEndianBitConverter.ToUInt32(sector, 0xC0);
mddf.overmount_stamp = BigEndianBitConverter.ToUInt64(sector, 0xC4);
mddf.serialization = BigEndianBitConverter.ToUInt32(sector, 0xCC);
mddf.unknown19 = BigEndianBitConverter.ToUInt32(sector, 0xD0);
mddf.unknown_timestamp = BigEndianBitConverter.ToUInt32(sector, 0xD4);
mddf.unknown20 = BigEndianBitConverter.ToUInt32(sector, 0xD8);
mddf.unknown21 = BigEndianBitConverter.ToUInt32(sector, 0xDC);
mddf.unknown22 = BigEndianBitConverter.ToUInt32(sector, 0xE0);
mddf.unknown23 = BigEndianBitConverter.ToUInt32(sector, 0xE4);
mddf.unknown24 = BigEndianBitConverter.ToUInt32(sector, 0xE8);
mddf.unknown25 = BigEndianBitConverter.ToUInt32(sector, 0xEC);
mddf.unknown26 = BigEndianBitConverter.ToUInt32(sector, 0xF0);
mddf.unknown27 = BigEndianBitConverter.ToUInt32(sector, 0xF4);
mddf.unknown28 = BigEndianBitConverter.ToUInt32(sector, 0xF8);
mddf.unknown29 = BigEndianBitConverter.ToUInt32(sector, 0xFC);
mddf.unknown30 = BigEndianBitConverter.ToUInt32(sector, 0x100);
mddf.unknown31 = BigEndianBitConverter.ToUInt32(sector, 0x104);
mddf.unknown32 = BigEndianBitConverter.ToUInt32(sector, 0x108);
mddf.unknown33 = BigEndianBitConverter.ToUInt32(sector, 0x10C);
mddf.unknown34 = BigEndianBitConverter.ToUInt32(sector, 0x110);
mddf.unknown35 = BigEndianBitConverter.ToUInt32(sector, 0x114);
mddf.backup_volid = BigEndianBitConverter.ToUInt64(sector, 0x118);
mddf.label_size = BigEndianBitConverter.ToUInt16(sector, 0x120);
mddf.fs_overhead = BigEndianBitConverter.ToUInt16(sector, 0x122);
mddf.result_scavenge = BigEndianBitConverter.ToUInt16(sector, 0x124);
mddf.boot_code = BigEndianBitConverter.ToUInt16(sector, 0x126);
mddf.boot_environ = BigEndianBitConverter.ToUInt16(sector, 0x6C);
mddf.unknown36 = BigEndianBitConverter.ToUInt32(sector, 0x12A);
mddf.unknown37 = BigEndianBitConverter.ToUInt32(sector, 0x12E);
mddf.unknown38 = BigEndianBitConverter.ToUInt32(sector, 0x132);
mddf.vol_sequence = BigEndianBitConverter.ToUInt16(sector, 0x136);
mddf.vol_left_mounted = sector[0x138];
mddf.vol_size = BigEndianBitConverter.ToUInt32(sector, 0x78);
mddf.blocksize = BigEndianBitConverter.ToUInt16(sector, 0x7C);
mddf.datasize = BigEndianBitConverter.ToUInt16(sector, 0x7E);
mddf.unknown4 = BigEndianBitConverter.ToUInt16(sector, 0x80);
mddf.unknown5 = BigEndianBitConverter.ToUInt32(sector, 0x82);
mddf.unknown6 = BigEndianBitConverter.ToUInt32(sector, 0x86);
mddf.clustersize = BigEndianBitConverter.ToUInt16(sector, 0x8A);
mddf.fs_size = BigEndianBitConverter.ToUInt32(sector, 0x8C);
mddf.unknown7 = BigEndianBitConverter.ToUInt32(sector, 0x90);
mddf.srec_ptr = BigEndianBitConverter.ToUInt32(sector, 0x94);
mddf.unknown9 = BigEndianBitConverter.ToUInt16(sector, 0x98);
mddf.srec_len = BigEndianBitConverter.ToUInt16(sector, 0x9A);
mddf.unknown10 = BigEndianBitConverter.ToUInt32(sector, 0x9C);
mddf.unknown11 = BigEndianBitConverter.ToUInt32(sector, 0xA0);
mddf.unknown12 = BigEndianBitConverter.ToUInt32(sector, 0xA4);
mddf.unknown13 = BigEndianBitConverter.ToUInt32(sector, 0xA8);
mddf.unknown14 = BigEndianBitConverter.ToUInt32(sector, 0xAC);
mddf.filecount = BigEndianBitConverter.ToUInt16(sector, 0xB0);
mddf.unknown15 = BigEndianBitConverter.ToUInt32(sector, 0xB2);
mddf.unknown16 = BigEndianBitConverter.ToUInt32(sector, 0xB6);
mddf.freecount = BigEndianBitConverter.ToUInt32(sector, 0xBA);
mddf.unknown17 = BigEndianBitConverter.ToUInt16(sector, 0xBE);
mddf.unknown18 = BigEndianBitConverter.ToUInt32(sector, 0xC0);
mddf.overmount_stamp = BigEndianBitConverter.ToUInt64(sector, 0xC4);
mddf.serialization = BigEndianBitConverter.ToUInt32(sector, 0xCC);
mddf.unknown19 = BigEndianBitConverter.ToUInt32(sector, 0xD0);
mddf.unknown_timestamp = BigEndianBitConverter.ToUInt32(sector, 0xD4);
mddf.unknown20 = BigEndianBitConverter.ToUInt32(sector, 0xD8);
mddf.unknown21 = BigEndianBitConverter.ToUInt32(sector, 0xDC);
mddf.unknown22 = BigEndianBitConverter.ToUInt32(sector, 0xE0);
mddf.unknown23 = BigEndianBitConverter.ToUInt32(sector, 0xE4);
mddf.unknown24 = BigEndianBitConverter.ToUInt32(sector, 0xE8);
mddf.unknown25 = BigEndianBitConverter.ToUInt32(sector, 0xEC);
mddf.unknown26 = BigEndianBitConverter.ToUInt32(sector, 0xF0);
mddf.unknown27 = BigEndianBitConverter.ToUInt32(sector, 0xF4);
mddf.unknown28 = BigEndianBitConverter.ToUInt32(sector, 0xF8);
mddf.unknown29 = BigEndianBitConverter.ToUInt32(sector, 0xFC);
mddf.unknown30 = BigEndianBitConverter.ToUInt32(sector, 0x100);
mddf.unknown31 = BigEndianBitConverter.ToUInt32(sector, 0x104);
mddf.unknown32 = BigEndianBitConverter.ToUInt32(sector, 0x108);
mddf.unknown33 = BigEndianBitConverter.ToUInt32(sector, 0x10C);
mddf.unknown34 = BigEndianBitConverter.ToUInt32(sector, 0x110);
mddf.unknown35 = BigEndianBitConverter.ToUInt32(sector, 0x114);
mddf.backup_volid = BigEndianBitConverter.ToUInt64(sector, 0x118);
mddf.label_size = BigEndianBitConverter.ToUInt16(sector, 0x120);
mddf.fs_overhead = BigEndianBitConverter.ToUInt16(sector, 0x122);
mddf.result_scavenge = BigEndianBitConverter.ToUInt16(sector, 0x124);
mddf.boot_code = BigEndianBitConverter.ToUInt16(sector, 0x126);
mddf.boot_environ = BigEndianBitConverter.ToUInt16(sector, 0x6C);
mddf.unknown36 = BigEndianBitConverter.ToUInt32(sector, 0x12A);
mddf.unknown37 = BigEndianBitConverter.ToUInt32(sector, 0x12E);
mddf.unknown38 = BigEndianBitConverter.ToUInt32(sector, 0x132);
mddf.vol_sequence = BigEndianBitConverter.ToUInt16(sector, 0x136);
mddf.vol_left_mounted = sector[0x138];
// Check that the MDDF is correct
if(mddf.mddf_block != i - volumePrefix || mddf.vol_size > device.Info.Sectors ||
mddf.vol_size - 1 != mddf.volsize_minus_one ||
mddf.vol_size - i - 1 != mddf.volsize_minus_mddf_minus_one - volumePrefix ||
mddf.datasize > mddf.blocksize || mddf.blocksize < device.Info.SectorSize ||
mddf.datasize != device.Info.SectorSize)
if(mddf.mddf_block != i - volumePrefix ||
mddf.vol_size > device.Info.Sectors ||
mddf.vol_size - 1 !=
mddf.volsize_minus_one ||
mddf.vol_size - i - 1 !=
mddf.volsize_minus_mddf_minus_one - volumePrefix ||
mddf.datasize >
mddf.blocksize || mddf.blocksize < device.Info.SectorSize ||
mddf.datasize != device.Info.SectorSize)
{
DicConsole.DebugWriteLine("LisaFS plugin", "Incorrect MDDF found");
return Errno.InvalidArgument;
@@ -204,14 +210,15 @@ namespace DiscImageChef.Filesystems.LisaFS
}
// Initialize caches
extentCache = new Dictionary<short, ExtentFile>();
extentCache = new Dictionary<short, ExtentFile>();
systemFileCache = new Dictionary<short, byte[]>();
fileCache = new Dictionary<short, byte[]>();
fileCache = new Dictionary<short, byte[]>();
//catalogCache = new Dictionary<short, List<CatalogEntry>>();
fileSizeCache = new Dictionary<short, int>();
mounted = true;
this.debug = debug;
mounted = true;
if(options == null) options = GetDefaultOptions();
if(options.TryGetValue("debug", out string debugString)) bool.TryParse(debugString, out debug);
if(debug) printedExtents = new List<short>();
@@ -284,24 +291,26 @@ namespace DiscImageChef.Filesystems.LisaFS
XmlFsType = new FileSystemType();
if(DateTime.Compare(mddf.dtvb, DateHandlers.LisaToDateTime(0)) > 0)
{
XmlFsType.BackupDate = mddf.dtvb;
XmlFsType.BackupDate = mddf.dtvb;
XmlFsType.BackupDateSpecified = true;
}
XmlFsType.Clusters = mddf.vol_size;
XmlFsType.Clusters = mddf.vol_size;
XmlFsType.ClusterSize = mddf.clustersize * mddf.datasize;
if(DateTime.Compare(mddf.dtvc, DateHandlers.LisaToDateTime(0)) > 0)
{
XmlFsType.CreationDate = mddf.dtvc;
XmlFsType.CreationDate = mddf.dtvc;
XmlFsType.CreationDateSpecified = true;
}
XmlFsType.Dirty = mddf.vol_left_mounted != 0;
XmlFsType.Files = mddf.filecount;
XmlFsType.FilesSpecified = true;
XmlFsType.FreeClusters = mddf.freecount;
XmlFsType.Dirty = mddf.vol_left_mounted != 0;
XmlFsType.Files = mddf.filecount;
XmlFsType.FilesSpecified = true;
XmlFsType.FreeClusters = mddf.freecount;
XmlFsType.FreeClustersSpecified = true;
XmlFsType.Type = "LisaFS";
XmlFsType.VolumeName = mddf.volname;
XmlFsType.VolumeSerial = $"{mddf.volid:X16}";
XmlFsType.Type = "LisaFS";
XmlFsType.VolumeName = mddf.volname;
XmlFsType.VolumeSerial = $"{mddf.volid:X16}";
return Errno.NoError;
}
@@ -321,17 +330,17 @@ namespace DiscImageChef.Filesystems.LisaFS
/// </summary>
public Errno Unmount()
{
mounted = false;
extentCache = null;
mounted = false;
extentCache = null;
systemFileCache = null;
fileCache = null;
catalogCache = null;
fileSizeCache = null;
printedExtents = null;
mddf = new MDDF();
volumePrefix = 0;
devTagSize = 0;
srecords = null;
fileCache = null;
catalogCache = null;
fileSizeCache = null;
printedExtents = null;
mddf = new MDDF();
volumePrefix = 0;
devTagSize = 0;
srecords = null;
return Errno.NoError;
}
@@ -347,12 +356,12 @@ namespace DiscImageChef.Filesystems.LisaFS
stat = new FileSystemInfo
{
Blocks = mddf.vol_size,
Blocks = mddf.vol_size,
FilenameLength = (ushort)E_NAME,
Files = mddf.filecount,
FreeBlocks = mddf.freecount,
Id = {Serial64 = mddf.volid, IsLong = true},
PluginId = Id
Files = mddf.filecount,
FreeBlocks = mddf.freecount,
Id = {Serial64 = mddf.volid, IsLong = true},
PluginId = Id
};
stat.FreeFiles = FILEID_MAX - stat.Files;
switch(mddf.fsversion)