public void Dispose()
{
this.CloseFile();
this.defaultXeX.Dispose();
this.isoType = IsoType.GDF;
this.isoInfo = new XkeyBrew.Utils.IsoGameReader.IsoInfo();
}
private void ReadIsoData()
{
try
{
this.isoInfo = new XkeyBrew.Utils.IsoGameReader.IsoInfo();
this.isoInfo.SectorSize = 0x800;
this.reader.BaseStream.Seek((long)(0x20 * (long)this.isoInfo.SectorSize), SeekOrigin.Begin);
if (Encoding.ASCII.GetString(this.reader.ReadBytes(20)) == "MICROSOFT*XBOX*MEDIA")
{
this.isoType = IsoType.XSF;
this.isoInfo.RootOffset = (uint)this.isoType;
}
else
{
this.file.Seek((long)((0x20 * (long)this.isoInfo.SectorSize) + (long)IsoType.GDF), SeekOrigin.Begin);
if (Encoding.ASCII.GetString(this.reader.ReadBytes(20)) == "MICROSOFT*XBOX*MEDIA")
{
this.isoType = IsoType.GDF;
this.isoInfo.RootOffset = (uint)this.isoType;
}
else
{
this.file.Seek((long)((0x20 * (long)this.isoInfo.SectorSize) + (long)IsoType.XGD3), SeekOrigin.Begin);
if (Encoding.ASCII.GetString(this.reader.ReadBytes(20)) == "MICROSOFT*XBOX*MEDIA")
{
this.isoType = IsoType.XGD3;
this.isoInfo.RootOffset = (uint)this.isoType;
}
else
{
this.file.Seek((long)((0x20 * (long)this.isoInfo.SectorSize) + (long)IsoType.XBOX1), SeekOrigin.Begin);
if (Encoding.ASCII.GetString(this.reader.ReadBytes(20)) == "MICROSOFT*XBOX*MEDIA")
{
this.isoType = IsoType.XBOX1;
this.isoInfo.RootOffset = (uint)this.isoType;
}
else
{
throw new Exception("Invalid Iso Type");
}
}
}
}
this.reader.BaseStream.Seek((long)((0x20 * (long)this.isoInfo.SectorSize) + (long)this.isoInfo.RootOffset), SeekOrigin.Begin);
this.isoInfo.Identifier = this.reader.ReadBytes(20);
this.isoInfo.RootDirSector = this.reader.ReadUInt32();
this.isoInfo.RootDirSize = this.reader.ReadUInt32();
this.isoInfo.ImageCreationTime = this.reader.ReadBytes(8);
this.isoInfo.VolumeSize = (ulong)(this.reader.BaseStream.Length - this.isoInfo.RootOffset);
this.isoInfo.VolumeSectors = (uint)(this.isoInfo.VolumeSize / ((ulong)this.isoInfo.SectorSize));
}
catch (Exception exception)
{
throw new Exception("Cannot read ISO info", exception);
}
}
