public void ReadFile(IDXFile.IDXEntry entry, Stream target, bool AdSize)
{
if (entry.IsCompressed)
{
if (entry.CompressedDataLength > int.MaxValue)
{
throw new NotSupportedException("File to big to decompress");
}
var input = new byte[entry.CompressedDataLength];
Seek(entry.DataLBA);
file.Read(input, 0, (int)entry.CompressedDataLength);
try
{
byte[] output = KH2Compressor.decompress(input, entry.DataLength);
target.Write(output, 0, output.Length);
if (AdSize)
{
Console.WriteLine("Size (unpacked): {0}\r\n", output.Length);
}
}
catch (Exception e)
{
Program.WriteError(" ERROR: Failed to decompress: " + e.Message);
}
}
else
{
ReadFileBuffer(target, entry.Offset, entry.DataLength);
}
}
public void AppendFile(IDXFile.IDXEntry entry, Stream data)
{
if (data.Length > 0xFFFFFFFF)
{
throw new NotSupportedException("data too big to store");
}
file.Seek(0, SeekOrigin.End);
EnsureBoundary();
entry.DataLBA = (uint)(file.Position - offset) / 2048;
data.CopyTo(file);
EnsureBoundary();
}
public void RelinkEntry(uint hash, uint target)
{
IDXFile.IDXEntry t = entries.Find(e => e.Hash == target);
if (t.Hash == 0)
{
throw new FileNotFoundException();
}
entries.Add(new IDXFile.IDXEntry
{
Hash = hash,
HashAlt = 0,
Compression = t.Compression,
DataLBA = t.DataLBA,
DataLength = t.DataLength
});
}
public void AddFile(IDXFile.IDXEntry file, Stream data)
{
img.AppendFile(file, data);
idx.AddEntry(file);
}
public Substream GetFileStream(IDXFile.IDXEntry entry)
{
return(new Substream(file, offset + entry.DataLBA * 2048,
entry.IsCompressed ? entry.CompressedDataLength : entry.DataLength));
}
public void AddEntry(IDXFile.IDXEntry entry)
{
entries.Add(entry);
}
