REFACTOR: Reformat code.

This commit is contained in:
2017-12-19 20:33:03 +00:00
parent 77edc7c91c
commit e6f6ace80b
704 changed files with 82627 additions and 83641 deletions

View File

@@ -46,27 +46,23 @@ namespace DiscImageChef.Filesystems.ISO9660
byte VDType;
// ISO9660 is designed for 2048 bytes/sector devices
if(imagePlugin.GetSectorSize() < 2048)
return false;
if(imagePlugin.GetSectorSize() < 2048) return false;
// ISO9660 Primary Volume Descriptor starts at sector 16, so that's minimal size.
if(partition.End <= (16 + partition.Start))
return false;
if(partition.End <= (16 + partition.Start)) return false;
// Read to Volume Descriptor
byte[] vd_sector = imagePlugin.ReadSector(16 + partition.Start);
int xa_off = 0;
if(vd_sector.Length == 2336)
xa_off = 8;
if(vd_sector.Length == 2336) xa_off = 8;
VDType = vd_sector[0 + xa_off];
byte[] VDMagic = new byte[5];
byte[] HSMagic = new byte[5];
// This indicates the end of a volume descriptor. HighSierra here would have 16 so no problem
if(VDType == 255)
return false;
if(VDType == 255) return false;
Array.Copy(vd_sector, 0x001 + xa_off, VDMagic, 0, 5);
Array.Copy(vd_sector, 0x009 + xa_off, HSMagic, 0, 5);
@@ -74,16 +70,19 @@ namespace DiscImageChef.Filesystems.ISO9660
DicConsole.DebugWriteLine("ISO9660 plugin", "VDMagic = {0}", CurrentEncoding.GetString(VDMagic));
DicConsole.DebugWriteLine("ISO9660 plugin", "HSMagic = {0}", CurrentEncoding.GetString(HSMagic));
return CurrentEncoding.GetString(VDMagic) == IsoMagic || CurrentEncoding.GetString(HSMagic) == HighSierraMagic || CurrentEncoding.GetString(VDMagic) == CdiMagic;
return CurrentEncoding.GetString(VDMagic) == IsoMagic ||
CurrentEncoding.GetString(HSMagic) == HighSierraMagic ||
CurrentEncoding.GetString(VDMagic) == CdiMagic;
}
public override void GetInformation(ImagePlugins.ImagePlugin imagePlugin, Partition partition, out string information)
public override void GetInformation(ImagePlugins.ImagePlugin imagePlugin, Partition partition,
out string information)
{
information = "";
StringBuilder ISOMetadata = new StringBuilder();
byte VDType; // Volume Descriptor Type, should be 1 or 2.
byte[] VDMagic = new byte[5]; // Volume Descriptor magic "CD001"
byte[] HSMagic = new byte[5]; // Volume Descriptor magic "CDROM"
byte VDType; // Volume Descriptor Type, should be 1 or 2.
byte[] VDMagic = new byte[5]; // Volume Descriptor magic "CD001"
byte[] HSMagic = new byte[5]; // Volume Descriptor magic "CDROM"
string BootSpec = "";
@@ -98,12 +97,10 @@ namespace DiscImageChef.Filesystems.ISO9660
ElToritoBootRecord? torito = null;
// ISO9660 is designed for 2048 bytes/sector devices
if(imagePlugin.GetSectorSize() < 2048)
return;
if(imagePlugin.GetSectorSize() < 2048) return;
// ISO9660 Primary Volume Descriptor starts at sector 16, so that's minimal size.
if(partition.End < 16)
return;
if(partition.End < 16) return;
ulong counter = 0;
@@ -112,8 +109,7 @@ namespace DiscImageChef.Filesystems.ISO9660
Array.Copy(vd_sector, 0x009 + xa_off, HSMagic, 0, 5);
bool HighSierra = CurrentEncoding.GetString(HSMagic) == HighSierraMagic;
int hs_off = 0;
if(HighSierra)
hs_off = 8;
if(HighSierra) hs_off = 8;
bool CDi = false;
while(true)
@@ -130,18 +126,21 @@ namespace DiscImageChef.Filesystems.ISO9660
if(VDType == 255) // Supposedly we are in the PVD.
{
if(counter == 0)
return;
if(counter == 0) return;
break;
}
Array.Copy(vd_sector, 0x001, VDMagic, 0, 5);
Array.Copy(vd_sector, 0x009, HSMagic, 0, 5);
if(CurrentEncoding.GetString(VDMagic) != IsoMagic && CurrentEncoding.GetString(HSMagic) != HighSierraMagic && CurrentEncoding.GetString(VDMagic) != CdiMagic) // Recognized, it is an ISO9660, now check for rest of data.
if(CurrentEncoding.GetString(VDMagic) != IsoMagic &&
CurrentEncoding.GetString(HSMagic) != HighSierraMagic &&
CurrentEncoding.GetString(VDMagic) != CdiMagic
) // Recognized, it is an ISO9660, now check for rest of data.
{
if(counter == 0)
return;
if(counter == 0) return;
break;
}
@@ -150,74 +149,72 @@ namespace DiscImageChef.Filesystems.ISO9660
switch(VDType)
{
case 0:
{
bvd = new BootRecord();
IntPtr ptr = Marshal.AllocHGlobal(2048);
Marshal.Copy(vd_sector, hs_off, ptr, 2048 - hs_off);
bvd = (BootRecord)Marshal.PtrToStructure(ptr, typeof(BootRecord));
Marshal.FreeHGlobal(ptr);
BootSpec = "Unknown";
if(CurrentEncoding.GetString(bvd.Value.system_id).Substring(0, 23) == "EL TORITO SPECIFICATION")
{
bvd = new BootRecord();
IntPtr ptr = Marshal.AllocHGlobal(2048);
BootSpec = "El Torito";
torito = new ElToritoBootRecord();
ptr = Marshal.AllocHGlobal(2048);
Marshal.Copy(vd_sector, hs_off, ptr, 2048 - hs_off);
bvd = (BootRecord)Marshal.PtrToStructure(ptr, typeof(BootRecord));
torito = (ElToritoBootRecord)Marshal.PtrToStructure(ptr, typeof(ElToritoBootRecord));
Marshal.FreeHGlobal(ptr);
BootSpec = "Unknown";
if(CurrentEncoding.GetString(bvd.Value.system_id).Substring(0, 23) == "EL TORITO SPECIFICATION")
{
BootSpec = "El Torito";
torito = new ElToritoBootRecord();
ptr = Marshal.AllocHGlobal(2048);
Marshal.Copy(vd_sector, hs_off, ptr, 2048 - hs_off);
torito = (ElToritoBootRecord)Marshal.PtrToStructure(ptr, typeof(ElToritoBootRecord));
Marshal.FreeHGlobal(ptr);
}
break;
}
break;
}
case 1:
{
if(HighSierra)
{
if(HighSierra)
{
hsvd = new HighSierraPrimaryVolumeDescriptor();
IntPtr ptr = Marshal.AllocHGlobal(2048);
Marshal.Copy(vd_sector, 0, ptr, 2048);
hsvd = (HighSierraPrimaryVolumeDescriptor)Marshal.PtrToStructure(ptr, typeof(HighSierraPrimaryVolumeDescriptor));
Marshal.FreeHGlobal(ptr);
}
else if(CDi)
fsvd = BigEndianMarshal.ByteArrayToStructureBigEndian<FileStructureVolumeDescriptor>(vd_sector);
else
{
pvd = new PrimaryVolumeDescriptor();
IntPtr ptr = Marshal.AllocHGlobal(2048);
Marshal.Copy(vd_sector, 0, ptr, 2048);
pvd = (PrimaryVolumeDescriptor)Marshal.PtrToStructure(ptr, typeof(PrimaryVolumeDescriptor));
Marshal.FreeHGlobal(ptr);
}
break;
}
case 2:
{
PrimaryVolumeDescriptor svd = new PrimaryVolumeDescriptor();
hsvd = new HighSierraPrimaryVolumeDescriptor();
IntPtr ptr = Marshal.AllocHGlobal(2048);
Marshal.Copy(vd_sector, 0, ptr, 2048);
svd = (PrimaryVolumeDescriptor)Marshal.PtrToStructure(ptr, typeof(PrimaryVolumeDescriptor));
hsvd =
(HighSierraPrimaryVolumeDescriptor)
Marshal.PtrToStructure(ptr, typeof(HighSierraPrimaryVolumeDescriptor));
Marshal.FreeHGlobal(ptr);
// Check if this is Joliet
if(svd.escape_sequences[0] == '%' && svd.escape_sequences[1] == '/')
{
if(svd.escape_sequences[2] == '@' || svd.escape_sequences[2] == 'C' || svd.escape_sequences[2] == 'E')
{
jolietvd = svd;
}
else
{
break;
}
}
else
DicConsole.WriteLine("ISO9660 plugin", "Found unknown supplementary volume descriptor");
break;
}
else if(CDi)
fsvd =
BigEndianMarshal
.ByteArrayToStructureBigEndian<FileStructureVolumeDescriptor>(vd_sector);
else
{
pvd = new PrimaryVolumeDescriptor();
IntPtr ptr = Marshal.AllocHGlobal(2048);
Marshal.Copy(vd_sector, 0, ptr, 2048);
pvd = (PrimaryVolumeDescriptor)Marshal.PtrToStructure(ptr, typeof(PrimaryVolumeDescriptor));
Marshal.FreeHGlobal(ptr);
}
break;
}
case 2:
{
PrimaryVolumeDescriptor svd = new PrimaryVolumeDescriptor();
IntPtr ptr = Marshal.AllocHGlobal(2048);
Marshal.Copy(vd_sector, 0, ptr, 2048);
svd = (PrimaryVolumeDescriptor)Marshal.PtrToStructure(ptr, typeof(PrimaryVolumeDescriptor));
Marshal.FreeHGlobal(ptr);
// Check if this is Joliet
if(svd.escape_sequences[0] == '%' && svd.escape_sequences[1] == '/')
{
if(svd.escape_sequences[2] == '@' || svd.escape_sequences[2] == 'C' ||
svd.escape_sequences[2] == 'E') { jolietvd = svd; }
else { break; }
}
else DicConsole.WriteLine("ISO9660 plugin", "Found unknown supplementary volume descriptor");
break;
}
}
counter++;
@@ -234,15 +231,11 @@ namespace DiscImageChef.Filesystems.ISO9660
return;
}
if(HighSierra)
decodedVD = DecodeVolumeDescriptor(hsvd.Value);
else if(CDi)
decodedVD = DecodeVolumeDescriptor(fsvd.Value);
else
decodedVD = DecodeVolumeDescriptor(pvd.Value);
if(jolietvd != null)
decodedJolietVD = DecodeJolietDescriptor(jolietvd.Value);
if(HighSierra) decodedVD = DecodeVolumeDescriptor(hsvd.Value);
else if(CDi) decodedVD = DecodeVolumeDescriptor(fsvd.Value);
else decodedVD = DecodeVolumeDescriptor(pvd.Value);
if(jolietvd != null) decodedJolietVD = DecodeJolietDescriptor(jolietvd.Value);
uint rootLocation = 0;
uint rootSize = 0;
@@ -250,19 +243,19 @@ namespace DiscImageChef.Filesystems.ISO9660
// No need to read root on CD-i, as extensions are not supported...
if(!CDi)
{
rootLocation = HighSierra ? hsvd.Value.root_directory_record.extent : pvd.Value.root_directory_record.extent;
rootLocation = HighSierra
? hsvd.Value.root_directory_record.extent
: pvd.Value.root_directory_record.extent;
if(HighSierra)
{
rootSize = hsvd.Value.root_directory_record.size / hsvd.Value.logical_block_size;
if(hsvd.Value.root_directory_record.size % hsvd.Value.logical_block_size > 0)
rootSize++;
if(hsvd.Value.root_directory_record.size % hsvd.Value.logical_block_size > 0) rootSize++;
}
else
{
rootSize = pvd.Value.root_directory_record.size / pvd.Value.logical_block_size;
if(pvd.Value.root_directory_record.size % pvd.Value.logical_block_size > 0)
rootSize++;
if(pvd.Value.root_directory_record.size % pvd.Value.logical_block_size > 0) rootSize++;
}
}
@@ -315,8 +308,7 @@ namespace DiscImageChef.Filesystems.ISO9660
}
}
if(sa_off + 2 >= sa_len)
break;
if(sa_off + 2 >= sa_len) break;
ushort nextSignature = BigEndianBitConverter.ToUInt16(sa, sa_off);
@@ -368,8 +360,7 @@ namespace DiscImageChef.Filesystems.ISO9660
if(nextSignature == AppleMagic)
{
// Can collide with AAIP
if(sa[sa_off + 3] == 1 && sa[sa_off + 2] == 7)
Apple = true;
if(sa[sa_off + 3] == 1 && sa[sa_off + 2] == 7) Apple = true;
else Apple |= sa[sa_off + 3] != 1;
}
@@ -377,7 +368,8 @@ namespace DiscImageChef.Filesystems.ISO9660
{
byte[] ce = new byte[sa[sa_off + 2]];
Array.Copy(sa, sa_off, ce, 0, ce.Length);
ContinuationArea ca = BigEndianMarshal.ByteArrayToStructureBigEndian<ContinuationArea>(ce);
ContinuationArea ca =
BigEndianMarshal.ByteArrayToStructureBigEndian<ContinuationArea>(ce);
contareas.Add(ca);
}
@@ -389,38 +381,37 @@ namespace DiscImageChef.Filesystems.ISO9660
}
RRIP |= nextSignature == RRIP_Magic || nextSignature == RRIP_PosixAttributes ||
nextSignature == RRIP_PosixDevNo || nextSignature == RRIP_Symlink ||
nextSignature == RRIP_Name || nextSignature == RRIP_Childlink ||
nextSignature == RRIP_Parentlink || nextSignature == RRIP_RelocatedDir ||
nextSignature == RRIP_Timestamps || nextSignature == RRIP_Sparse;
nextSignature == RRIP_PosixDevNo || nextSignature == RRIP_Symlink ||
nextSignature == RRIP_Name || nextSignature == RRIP_Childlink ||
nextSignature == RRIP_Parentlink || nextSignature == RRIP_RelocatedDir ||
nextSignature == RRIP_Timestamps || nextSignature == RRIP_Sparse;
ziso |= nextSignature == ziso_Magic;
Amiga |= nextSignature == Amiga_Magic;
AAIP |= nextSignature == AAIP_Magic || (nextSignature == AAIP_OldMagic && sa[sa_off + 3] == 1 && sa[sa_off + 2] >= 9);
AAIP |= nextSignature == AAIP_Magic ||
(nextSignature == AAIP_OldMagic && sa[sa_off + 3] == 1 && sa[sa_off + 2] >= 9);
sa_off += sa[sa_off + 2];
if(nextSignature == SUSP_Terminator)
break;
if(nextSignature == SUSP_Terminator) break;
}
}
if(noneFound)
break;
if(noneFound) break;
}
}
rootOff += record.length;
if(record.length == 0)
break;
if(record.length == 0) break;
}
foreach(ContinuationArea ca in contareas)
{
uint ca_len = (ca.ca_length_be + ca.offset_be) / (HighSierra ? hsvd.Value.logical_block_size : pvd.Value.logical_block_size);
if((ca.ca_length_be + ca.offset_be) % (HighSierra ? hsvd.Value.logical_block_size : pvd.Value.logical_block_size) > 0)
ca_len++;
uint ca_len = (ca.ca_length_be + ca.offset_be) /
(HighSierra ? hsvd.Value.logical_block_size : pvd.Value.logical_block_size);
if((ca.ca_length_be + ca.offset_be) %
(HighSierra ? hsvd.Value.logical_block_size : pvd.Value.logical_block_size) > 0) ca_len++;
byte[] ca_sectors = imagePlugin.ReadSectors(ca.block_be, ca_len);
byte[] ca_data = new byte[ca.ca_length_be];
@@ -435,8 +426,7 @@ namespace DiscImageChef.Filesystems.ISO9660
if(nextSignature == AppleMagic)
{
// Can collide with AAIP
if(ca_data[ca_off + 3] == 1 && ca_data[ca_off + 2] == 7)
Apple = true;
if(ca_data[ca_off + 3] == 1 && ca_data[ca_off + 2] == 7) Apple = true;
else Apple |= ca_data[ca_off + 3] != 1;
}
@@ -448,14 +438,15 @@ namespace DiscImageChef.Filesystems.ISO9660
}
RRIP |= nextSignature == RRIP_Magic || nextSignature == RRIP_PosixAttributes ||
nextSignature == RRIP_PosixDevNo || nextSignature == RRIP_Symlink ||
nextSignature == RRIP_Name || nextSignature == RRIP_Childlink ||
nextSignature == RRIP_Parentlink || nextSignature == RRIP_RelocatedDir ||
nextSignature == RRIP_Timestamps || nextSignature == RRIP_Sparse;
nextSignature == RRIP_PosixDevNo || nextSignature == RRIP_Symlink ||
nextSignature == RRIP_Name || nextSignature == RRIP_Childlink ||
nextSignature == RRIP_Parentlink || nextSignature == RRIP_RelocatedDir ||
nextSignature == RRIP_Timestamps || nextSignature == RRIP_Sparse;
ziso |= nextSignature == ziso_Magic;
Amiga |= nextSignature == Amiga_Magic;
AAIP |= nextSignature == AAIP_Magic || (nextSignature == AAIP_OldMagic && ca_data[ca_off + 3] == 1 && ca_data[ca_off + 2] >= 9);
AAIP |= nextSignature == AAIP_Magic ||
(nextSignature == AAIP_OldMagic && ca_data[ca_off + 3] == 1 && ca_data[ca_off + 2] >= 9);
ca_off += ca_data[ca_off + 2];
}
@@ -473,7 +464,8 @@ namespace DiscImageChef.Filesystems.ISO9660
ReferenceArea er = BigEndianMarshal.ByteArrayToStructureBigEndian<ReferenceArea>(erb);
string ext_id = CurrentEncoding.GetString(erb, Marshal.SizeOf(er), er.id_len);
string ext_des = CurrentEncoding.GetString(erb, Marshal.SizeOf(er) + er.id_len, er.des_len);
string ext_src = CurrentEncoding.GetString(erb, Marshal.SizeOf(er) + er.id_len + er.des_len, er.src_len);
string ext_src =
CurrentEncoding.GetString(erb, Marshal.SizeOf(er) + er.id_len + er.des_len, er.src_len);
suspInformation.AppendFormat("Extension: {0}", counter).AppendLine();
suspInformation.AppendFormat("\tID: {0}, version {1}", ext_id, er.ext_ver).AppendLine();
suspInformation.AppendFormat("\tDescription: {0}", ext_des).AppendLine();
@@ -488,28 +480,18 @@ namespace DiscImageChef.Filesystems.ISO9660
Decoders.Sega.Dreamcast.IPBin? Dreamcast = Decoders.Sega.Dreamcast.DecodeIPBin(ipbin_sector);
string fsFormat;
if(HighSierra)
fsFormat = "High Sierra Format";
else if (CDi)
fsFormat = "CD-i";
else
fsFormat = "ISO9660";
if(HighSierra) fsFormat = "High Sierra Format";
else if(CDi) fsFormat = "CD-i";
else fsFormat = "ISO9660";
ISOMetadata.AppendFormat("{0} file system", fsFormat).AppendLine();
if(XA)
ISOMetadata.AppendLine("CD-ROM XA extensions present.");
if(Apple)
ISOMetadata.AppendLine("Apple extensions present.");
if(jolietvd != null)
ISOMetadata.AppendLine("Joliet extensions present.");
if(SUSP)
ISOMetadata.AppendLine("System Use Sharing Protocol present.");
if(RRIP)
ISOMetadata.AppendLine("Rock Ridge Interchange Protocol present.");
if(AAIP)
ISOMetadata.AppendLine("Arbitrary Attribute Interchange Protocol present.");
if(ziso)
ISOMetadata.AppendLine("zisofs compression present.");
if(XA) ISOMetadata.AppendLine("CD-ROM XA extensions present.");
if(Apple) ISOMetadata.AppendLine("Apple extensions present.");
if(jolietvd != null) ISOMetadata.AppendLine("Joliet extensions present.");
if(SUSP) ISOMetadata.AppendLine("System Use Sharing Protocol present.");
if(RRIP) ISOMetadata.AppendLine("Rock Ridge Interchange Protocol present.");
if(AAIP) ISOMetadata.AppendLine("Arbitrary Attribute Interchange Protocol present.");
if(ziso) ISOMetadata.AppendLine("zisofs compression present.");
if(bvd != null)
ISOMetadata.AppendFormat("Disc bootable following {0} specifications.", BootSpec).AppendLine();
if(SegaCD != null)
@@ -539,17 +521,15 @@ namespace DiscImageChef.Filesystems.ISO9660
ISOMetadata.AppendFormat("Volume creation date: {0}", decodedVD.CreationTime).AppendLine();
if(decodedVD.HasModificationTime)
ISOMetadata.AppendFormat("Volume modification date: {0}", decodedVD.ModificationTime).AppendLine();
else
ISOMetadata.AppendFormat("Volume has not been modified.").AppendLine();
else ISOMetadata.AppendFormat("Volume has not been modified.").AppendLine();
if(decodedVD.HasExpirationTime)
ISOMetadata.AppendFormat("Volume expiration date: {0}", decodedVD.ExpirationTime).AppendLine();
else
ISOMetadata.AppendFormat("Volume does not expire.").AppendLine();
else ISOMetadata.AppendFormat("Volume does not expire.").AppendLine();
if(decodedVD.HasEffectiveTime)
ISOMetadata.AppendFormat("Volume effective date: {0}", decodedVD.EffectiveTime).AppendLine();
else
ISOMetadata.AppendFormat("Volume has always been effective.").AppendLine();
ISOMetadata.AppendFormat("Volume has {0} blocks of {1} bytes each", decodedVD.Blocks, decodedVD.BlockSize).AppendLine();
else ISOMetadata.AppendFormat("Volume has always been effective.").AppendLine();
ISOMetadata.AppendFormat("Volume has {0} blocks of {1} bytes each", decodedVD.Blocks, decodedVD.BlockSize)
.AppendLine();
if(jolietvd != null)
{
@@ -558,23 +538,25 @@ namespace DiscImageChef.Filesystems.ISO9660
ISOMetadata.AppendLine("-------------------------------------");
ISOMetadata.AppendFormat("System identifier: {0}", decodedJolietVD.SystemIdentifier).AppendLine();
ISOMetadata.AppendFormat("Volume identifier: {0}", decodedJolietVD.VolumeIdentifier).AppendLine();
ISOMetadata.AppendFormat("Volume set identifier: {0}", decodedJolietVD.VolumeSetIdentifier).AppendLine();
ISOMetadata.AppendFormat("Volume set identifier: {0}", decodedJolietVD.VolumeSetIdentifier)
.AppendLine();
ISOMetadata.AppendFormat("Publisher identifier: {0}", decodedJolietVD.PublisherIdentifier).AppendLine();
ISOMetadata.AppendFormat("Data preparer identifier: {0}", decodedJolietVD.DataPreparerIdentifier).AppendLine();
ISOMetadata.AppendFormat("Application identifier: {0}", decodedJolietVD.ApplicationIdentifier).AppendLine();
ISOMetadata.AppendFormat("Data preparer identifier: {0}", decodedJolietVD.DataPreparerIdentifier)
.AppendLine();
ISOMetadata.AppendFormat("Application identifier: {0}", decodedJolietVD.ApplicationIdentifier)
.AppendLine();
ISOMetadata.AppendFormat("Volume creation date: {0}", decodedJolietVD.CreationTime).AppendLine();
if(decodedJolietVD.HasModificationTime)
ISOMetadata.AppendFormat("Volume modification date: {0}", decodedJolietVD.ModificationTime).AppendLine();
else
ISOMetadata.AppendFormat("Volume has not been modified.").AppendLine();
ISOMetadata.AppendFormat("Volume modification date: {0}", decodedJolietVD.ModificationTime)
.AppendLine();
else ISOMetadata.AppendFormat("Volume has not been modified.").AppendLine();
if(decodedJolietVD.HasExpirationTime)
ISOMetadata.AppendFormat("Volume expiration date: {0}", decodedJolietVD.ExpirationTime).AppendLine();
else
ISOMetadata.AppendFormat("Volume does not expire.").AppendLine();
ISOMetadata.AppendFormat("Volume expiration date: {0}", decodedJolietVD.ExpirationTime)
.AppendLine();
else ISOMetadata.AppendFormat("Volume does not expire.").AppendLine();
if(decodedJolietVD.HasEffectiveTime)
ISOMetadata.AppendFormat("Volume effective date: {0}", decodedJolietVD.EffectiveTime).AppendLine();
else
ISOMetadata.AppendFormat("Volume has always been effective.").AppendLine();
else ISOMetadata.AppendFormat("Volume has always been effective.").AppendLine();
}
if(torito != null)
@@ -586,8 +568,7 @@ namespace DiscImageChef.Filesystems.ISO9660
int torito_off = 0;
if(vd_sector[torito_off] != 1)
goto exit_torito;
if(vd_sector[torito_off] != 1) goto exit_torito;
ElToritoValidationEntry valentry = new ElToritoValidationEntry();
IntPtr ptr = Marshal.AllocHGlobal(ElToritoEntrySize);
@@ -595,8 +576,7 @@ namespace DiscImageChef.Filesystems.ISO9660
valentry = (ElToritoValidationEntry)Marshal.PtrToStructure(ptr, typeof(ElToritoValidationEntry));
Marshal.FreeHGlobal(ptr);
if(valentry.signature != ElToritoMagic)
goto exit_torito;
if(valentry.signature != ElToritoMagic) goto exit_torito;
torito_off += ElToritoEntrySize;
@@ -607,22 +587,28 @@ namespace DiscImageChef.Filesystems.ISO9660
Marshal.FreeHGlobal(ptr);
initial_entry.boot_type = (ElToritoEmulation)((byte)initial_entry.boot_type & 0xF);
boot_image = imagePlugin.ReadSectors(initial_entry.load_rba + partition.Start, initial_entry.sector_count);
boot_image =
imagePlugin.ReadSectors(initial_entry.load_rba + partition.Start, initial_entry.sector_count);
ISOMetadata.AppendLine("----------------------");
ISOMetadata.AppendLine("EL TORITO INFORMATION:");
ISOMetadata.AppendLine("----------------------");
ISOMetadata.AppendLine("Initial entry:");
ISOMetadata.AppendFormat("\tDeveloper ID: {0}", CurrentEncoding.GetString(valentry.developer_id)).AppendLine();
ISOMetadata.AppendFormat("\tDeveloper ID: {0}", CurrentEncoding.GetString(valentry.developer_id))
.AppendLine();
if(initial_entry.bootable == ElToritoIndicator.Bootable)
{
ISOMetadata.AppendFormat("\tBootable on {0}", valentry.platform_id).AppendLine();
ISOMetadata.AppendFormat("\tBootable image starts at sector {0} and runs for {1} sectors", initial_entry.load_rba, initial_entry.sector_count).AppendLine();
ISOMetadata.AppendFormat("\tBootable image starts at sector {0} and runs for {1} sectors",
initial_entry.load_rba, initial_entry.sector_count).AppendLine();
if(valentry.platform_id == ElToritoPlatform.x86)
ISOMetadata.AppendFormat("\tBootable image will be loaded at segment {0:X4}h", initial_entry.load_seg == 0 ? 0x7C0 : initial_entry.load_seg).AppendLine();
ISOMetadata.AppendFormat("\tBootable image will be loaded at segment {0:X4}h",
initial_entry.load_seg == 0 ? 0x7C0 : initial_entry.load_seg)
.AppendLine();
else
ISOMetadata.AppendFormat("\tBootable image will be loaded at 0x{0:X8}", (uint)initial_entry.load_seg * 10).AppendLine();
ISOMetadata.AppendFormat("\tBootable image will be loaded at 0x{0:X8}",
(uint)initial_entry.load_seg * 10).AppendLine();
switch(initial_entry.boot_type)
{
case ElToritoEmulation.None:
@@ -638,32 +624,38 @@ namespace DiscImageChef.Filesystems.ISO9660
ISOMetadata.AppendLine("\tImage emulates a 3.5\" extra-density (MF2ED, 2.88Mb) floppy");
break;
default:
ISOMetadata.AppendFormat("\tImage uses unknown emulation type {0}", (byte)initial_entry.boot_type).AppendLine();
ISOMetadata.AppendFormat("\tImage uses unknown emulation type {0}",
(byte)initial_entry.boot_type).AppendLine();
break;
}
ISOMetadata.AppendFormat("\tSystem type: 0x{0:X2}", initial_entry.system_type).AppendLine();
ISOMetadata.AppendFormat("\tBootable image's SHA1: {0}", sha1Ctx.Data(boot_image, out byte[] hash)).AppendLine();
ISOMetadata.AppendFormat("\tBootable image's SHA1: {0}", sha1Ctx.Data(boot_image, out byte[] hash))
.AppendLine();
}
else
ISOMetadata.AppendLine("\tNot bootable");
else ISOMetadata.AppendLine("\tNot bootable");
torito_off += ElToritoEntrySize;
int section_counter = 2;
while(torito_off < vd_sector.Length && (vd_sector[torito_off] == (byte)ElToritoIndicator.Header || vd_sector[torito_off] == (byte)ElToritoIndicator.LastHeader))
while(torito_off < vd_sector.Length && (vd_sector[torito_off] == (byte)ElToritoIndicator.Header ||
vd_sector[torito_off] == (byte)ElToritoIndicator.LastHeader))
{
ElToritoSectionHeaderEntry section_header = new ElToritoSectionHeaderEntry();
ptr = Marshal.AllocHGlobal(ElToritoEntrySize);
Marshal.Copy(vd_sector, torito_off, ptr, ElToritoEntrySize);
section_header = (ElToritoSectionHeaderEntry)Marshal.PtrToStructure(ptr, typeof(ElToritoSectionHeaderEntry));
section_header =
(ElToritoSectionHeaderEntry)Marshal.PtrToStructure(ptr, typeof(ElToritoSectionHeaderEntry));
Marshal.FreeHGlobal(ptr);
torito_off += ElToritoEntrySize;
ISOMetadata.AppendFormat("Boot section {0}:", section_counter);
ISOMetadata.AppendFormat("\tSection ID: {0}", CurrentEncoding.GetString(section_header.identifier)).AppendLine();
ISOMetadata.AppendFormat("\tSection ID: {0}", CurrentEncoding.GetString(section_header.identifier))
.AppendLine();
for(int entry_counter = 1; entry_counter <= section_header.entries && torito_off < vd_sector.Length; entry_counter++)
for(int entry_counter = 1; entry_counter <= section_header.entries && torito_off < vd_sector.Length;
entry_counter++)
{
ElToritoSectionEntry section_entry = new ElToritoSectionEntry();
ptr = Marshal.AllocHGlobal(ElToritoEntrySize);
@@ -675,44 +667,55 @@ namespace DiscImageChef.Filesystems.ISO9660
ISOMetadata.AppendFormat("\tEntry {0}:", entry_counter);
if(section_entry.bootable == ElToritoIndicator.Bootable)
{
boot_image = imagePlugin.ReadSectors(section_entry.load_rba + partition.Start, section_entry.sector_count);
boot_image =
imagePlugin.ReadSectors(section_entry.load_rba + partition.Start,
section_entry.sector_count);
ISOMetadata.AppendFormat("\t\tBootable on {0}", section_header.platform_id).AppendLine();
ISOMetadata.AppendFormat("\t\tBootable image starts at sector {0} and runs for {1} sectors", section_entry.load_rba, section_entry.sector_count).AppendLine();
ISOMetadata.AppendFormat("\t\tBootable image starts at sector {0} and runs for {1} sectors",
section_entry.load_rba, section_entry.sector_count).AppendLine();
if(valentry.platform_id == ElToritoPlatform.x86)
ISOMetadata.AppendFormat("\t\tBootable image will be loaded at segment {0:X4}h", section_entry.load_seg == 0 ? 0x7C0 : section_entry.load_seg).AppendLine();
ISOMetadata.AppendFormat("\t\tBootable image will be loaded at segment {0:X4}h",
section_entry.load_seg == 0 ? 0x7C0 : section_entry.load_seg)
.AppendLine();
else
ISOMetadata.AppendFormat("\t\tBootable image will be loaded at 0x{0:X8}", (uint)section_entry.load_seg * 10).AppendLine();
ISOMetadata.AppendFormat("\t\tBootable image will be loaded at 0x{0:X8}",
(uint)section_entry.load_seg * 10).AppendLine();
switch((ElToritoEmulation)((byte)section_entry.boot_type & 0xF))
{
case ElToritoEmulation.None:
ISOMetadata.AppendLine("\t\tImage uses no emulation");
break;
case ElToritoEmulation.Md2hd:
ISOMetadata.AppendLine("\t\tImage emulates a 5.25\" high-density (MD2HD, 1.2Mb) floppy");
ISOMetadata
.AppendLine("\t\tImage emulates a 5.25\" high-density (MD2HD, 1.2Mb) floppy");
break;
case ElToritoEmulation.Mf2hd:
ISOMetadata.AppendLine("\t\tImage emulates a 3.5\" high-density (MF2HD, 1.44Mb) floppy");
ISOMetadata
.AppendLine("\t\tImage emulates a 3.5\" high-density (MF2HD, 1.44Mb) floppy");
break;
case ElToritoEmulation.Mf2ed:
ISOMetadata.AppendLine("\t\tImage emulates a 3.5\" extra-density (MF2ED, 2.88Mb) floppy");
ISOMetadata
.AppendLine("\t\tImage emulates a 3.5\" extra-density (MF2ED, 2.88Mb) floppy");
break;
default:
ISOMetadata.AppendFormat("\t\tImage uses unknown emulation type {0}", (byte)initial_entry.boot_type).AppendLine();
ISOMetadata.AppendFormat("\t\tImage uses unknown emulation type {0}",
(byte)initial_entry.boot_type).AppendLine();
break;
}
ISOMetadata.AppendFormat("\t\tSelection criteria type: {0}", section_entry.selection_criteria_type).AppendLine();
ISOMetadata.AppendFormat("\t\tSystem type: 0x{0:X2}", section_entry.system_type).AppendLine();
ISOMetadata.AppendFormat("\t\tBootable image's SHA1: {0}", sha1Ctx.Data(boot_image, out byte[] hash)).AppendLine();
ISOMetadata.AppendFormat("\t\tSelection criteria type: {0}",
section_entry.selection_criteria_type).AppendLine();
ISOMetadata.AppendFormat("\t\tSystem type: 0x{0:X2}", section_entry.system_type)
.AppendLine();
ISOMetadata.AppendFormat("\t\tBootable image's SHA1: {0}",
sha1Ctx.Data(boot_image, out byte[] hash)).AppendLine();
}
else
ISOMetadata.AppendLine("\t\tNot bootable");
else ISOMetadata.AppendLine("\t\tNot bootable");
ElToritoFlags flags = (ElToritoFlags)((byte)section_entry.boot_type & 0xF0);
if(flags.HasFlag(ElToritoFlags.ATAPI))
ISOMetadata.AppendLine("\t\tImage contains ATAPI drivers");
if(flags.HasFlag(ElToritoFlags.SCSI))
ISOMetadata.AppendLine("\t\tImage contains SCSI drivers");
if(flags.HasFlag(ElToritoFlags.SCSI)) ISOMetadata.AppendLine("\t\tImage contains SCSI drivers");
if(flags.HasFlag(ElToritoFlags.Continued))
{
@@ -721,24 +724,23 @@ namespace DiscImageChef.Filesystems.ISO9660
ElToritoSectionEntryExtension section_extension = new ElToritoSectionEntryExtension();
ptr = Marshal.AllocHGlobal(ElToritoEntrySize);
Marshal.Copy(vd_sector, torito_off, ptr, ElToritoEntrySize);
section_extension = (ElToritoSectionEntryExtension)Marshal.PtrToStructure(ptr, typeof(ElToritoSectionEntryExtension));
section_extension =
(ElToritoSectionEntryExtension)
Marshal.PtrToStructure(ptr, typeof(ElToritoSectionEntryExtension));
Marshal.FreeHGlobal(ptr);
torito_off += ElToritoEntrySize;
if(!section_extension.extension_flags.HasFlag(ElToritoFlags.Continued))
break;
if(!section_extension.extension_flags.HasFlag(ElToritoFlags.Continued)) break;
}
}
}
if(section_header.header_id == ElToritoIndicator.LastHeader)
break;
if(section_header.header_id == ElToritoIndicator.LastHeader) break;
}
}
exit_torito:
if(refareas.Count > 0)
ISOMetadata.Append(suspInformation.ToString());
exit_torito:
if(refareas.Count > 0) ISOMetadata.Append(suspInformation.ToString());
xmlFSType.Type = fsFormat;
@@ -746,30 +748,30 @@ namespace DiscImageChef.Filesystems.ISO9660
{
xmlFSType.VolumeName = decodedJolietVD.VolumeIdentifier;
if(decodedJolietVD.SystemIdentifier == null || decodedVD.SystemIdentifier.Length > decodedJolietVD.SystemIdentifier.Length)
if(decodedJolietVD.SystemIdentifier == null ||
decodedVD.SystemIdentifier.Length > decodedJolietVD.SystemIdentifier.Length)
xmlFSType.SystemIdentifier = decodedVD.SystemIdentifier;
else
xmlFSType.SystemIdentifier = decodedJolietVD.SystemIdentifier;
else xmlFSType.SystemIdentifier = decodedJolietVD.SystemIdentifier;
if(decodedJolietVD.VolumeSetIdentifier == null || decodedVD.VolumeSetIdentifier.Length > decodedJolietVD.VolumeSetIdentifier.Length)
if(decodedJolietVD.VolumeSetIdentifier == null || decodedVD.VolumeSetIdentifier.Length >
decodedJolietVD.VolumeSetIdentifier.Length)
xmlFSType.VolumeSetIdentifier = decodedVD.VolumeSetIdentifier;
else
xmlFSType.VolumeSetIdentifier = decodedJolietVD.VolumeSetIdentifier;
else xmlFSType.VolumeSetIdentifier = decodedJolietVD.VolumeSetIdentifier;
if(decodedJolietVD.PublisherIdentifier == null || decodedVD.PublisherIdentifier.Length > decodedJolietVD.PublisherIdentifier.Length)
if(decodedJolietVD.PublisherIdentifier == null || decodedVD.PublisherIdentifier.Length >
decodedJolietVD.PublisherIdentifier.Length)
xmlFSType.PublisherIdentifier = decodedVD.PublisherIdentifier;
else
xmlFSType.PublisherIdentifier = decodedJolietVD.PublisherIdentifier;
else xmlFSType.PublisherIdentifier = decodedJolietVD.PublisherIdentifier;
if(decodedJolietVD.DataPreparerIdentifier == null || decodedVD.DataPreparerIdentifier.Length > decodedJolietVD.DataPreparerIdentifier.Length)
if(decodedJolietVD.DataPreparerIdentifier == null || decodedVD.DataPreparerIdentifier.Length >
decodedJolietVD.DataPreparerIdentifier.Length)
xmlFSType.DataPreparerIdentifier = decodedVD.DataPreparerIdentifier;
else
xmlFSType.DataPreparerIdentifier = decodedJolietVD.SystemIdentifier;
else xmlFSType.DataPreparerIdentifier = decodedJolietVD.SystemIdentifier;
if(decodedJolietVD.ApplicationIdentifier == null || decodedVD.ApplicationIdentifier.Length > decodedJolietVD.ApplicationIdentifier.Length)
if(decodedJolietVD.ApplicationIdentifier == null || decodedVD.ApplicationIdentifier.Length >
decodedJolietVD.ApplicationIdentifier.Length)
xmlFSType.ApplicationIdentifier = decodedVD.ApplicationIdentifier;
else
xmlFSType.ApplicationIdentifier = decodedJolietVD.SystemIdentifier;
else xmlFSType.ApplicationIdentifier = decodedJolietVD.SystemIdentifier;
xmlFSType.CreationDate = decodedJolietVD.CreationTime;
xmlFSType.CreationDateSpecified = true;
@@ -823,4 +825,4 @@ namespace DiscImageChef.Filesystems.ISO9660
information = ISOMetadata.ToString();
}
}
}
}