public byte[] GetFile(XisoFileEntry entry)
{
_binaryReader.BaseStream.Seek(entry.Offset, SeekOrigin.Begin);
if (!entry.Size.HasValue)
{
throw new InvalidDataException("File size cannot be null");
}
return(_binaryReader.ReadBytes((int)entry.Size.Value));
}
private void Parse(uint tocOffset, int offset, string dirPrefix = null)
{
if (string.IsNullOrWhiteSpace(dirPrefix))
{
dirPrefix = Slash;
}
var data = Read(tocOffset, 256, offset);
var tableData = ModelFactory.GetModel <XisoTableData>(data);
if (tableData.Sector == uint.MaxValue)
{
return;
}
if (tableData.Left != 0)
{
Parse(tocOffset, tableData.Left * 4, dirPrefix);
}
var file = new XisoFileEntry
{
TableData = tableData,
Name = tableData.Name,
Flags = tableData.Flags,
Path = dirPrefix + tableData.Name
};
RootDir.Insert(file.Path, file);
if (tableData.IsDirectory)
{
file.Path += Slash;
Parse(tableData.Sector, 0, file.Path);
}
else
{
file.Size = tableData.Size;
file.Offset = Type.SectorToOffset(tableData.Sector);
ParseSpecial(file);
}
if (tableData.Right != 0)
{
Parse(tocOffset, tableData.Right * 4, dirPrefix);
}
}
private void ParseSpecial(XisoFileEntry file)
{
switch (file.Name)
{
case DEFAULTXEX:
ContentType = ContentType.GameOnDemand;
var xex = GetFile(file);
var xexContent = ModelFactory.GetModel <XexFile>(xex);
if (xexContent.IsValid)
{
xexContent.DecryptBaseFile();
var executionId = xexContent.Get <XexExecutionId>();
var xdbf = xexContent.GetResource(executionId.TitleId);
var gpd = ModelFactory.GetModel <GpdFile>(xdbf);
var entry = gpd.Entries.SingleOrDefault(e => e.Id == 1 && e.Type == EntryType.Setting);
var content = gpd.GetEntryContent(entry);
Details.Name = Encoding.UTF8.GetString(content, 0x12, content[0x11]);
const ulong tid = (ulong)SettingId.TitleInformation;
entry = gpd.Entries.SingleOrDefault(e => e.Id == tid && e.Type == EntryType.Image);
if (entry != null)
{
content = gpd.GetEntryContent(entry);
var image = ModelFactory.GetModel <ImageEntry>(content);
Details.Thumbnail = image.ImageData;
}
Details.TitleId = executionId.TitleId;
Details.MediaId = executionId.MediaId;
Details.Version = executionId.Version;
Details.BaseVersion = executionId.BaseVersion;
Details.DiscNumber = executionId.DiscNumber;
Details.DiscCount = executionId.DiscCount;
Details.ExecutionType = executionId.ExecutableType;
Details.Platform = executionId.Platform;
}
break;
case DEFAULTXBE:
ContentType = ContentType.XboxOriginalGame;
var xbe = GetFile(file);
var xbeContent = ModelFactory.GetModel <XbeFile>(xbe);
if (xbeContent.IsValid)
{
xbeContent.Initialize();
Details.TitleId = xbeContent.Certificate.TitleId;
Details.Name = xbeContent.Certificate.TitleName;
Details.Version = xbeContent.Certificate.Version;
Details.DiscNumber = (byte)xbeContent.Certificate.DiscNumber;
if (Details.DiscNumber == 0)
{
Details.DiscNumber = 1;
}
Details.DiscCount = Details.DiscNumber;
var section = xbeContent.Sections.FirstOrDefault(s => s.Name == "$$XSIMAGE") ??
xbeContent.Sections.FirstOrDefault(s => s.Name == "$$XTIMAGE");
if (section != null)
{
var xpr = ModelFactory.GetModel <XprPackage>(section.Data);
if (xpr.IsValid)
{
var img = xpr.DecompressImage();
var ms = new MemoryStream();
img.Save(ms, ImageFormat.Png);
Details.Thumbnail = ms.ToArray();
}
}
}
break;
}
}
