/// <summary>
/// Reads a Stream header and returns a decompressed Refpack body.
/// </summary>
public Stream Decompress()
{
byte BodyType = ReadByte();
uint DecompressedSize = ReadUInt32();
if (BodyType == 0)
{
return(new MemoryStream(ReadBytes((int)DecompressedSize)));
}
else
{
uint CompressedSize = ReadUInt32();
//This is *always* in little endian, regardless of the rest
//of the stream, probably to avoid switching, because its
//value is the same as the above field.
SwitchEndianNess(new LittleEndianBitConverter());
uint StreamSize = ReadUInt32();
Decompresser Dec = new Decompresser();
byte[] DecompressedData = Dec.Decompress(ReadBytes((int)CompressedSize));
SwitchEndianNess(new BigEndianBitConverter());
return(new MemoryStream(DecompressedData));
}
}
private void Create(BinaryReader Reader)
{
byte BodyType = m_Reader.ReadByte();
if (BodyType != 0x01 && BodyType != 0x03)
{
throw (new Exception("Tuning.cs: Unknown Persist BodyType!"));
}
uint DecompressedSize = m_Reader.ReadUInt32();
uint CompressedSize = m_Reader.ReadUInt32();
//This is ALSO decompressed size...
uint StreamBodySize = m_Reader.ReadUInt32();
//Note: wiki.niotso.org says this is actually one byte Compressor and four bytes CompressionParameters.
ushort CompressionID = m_Reader.ReadUInt16();
if (CompressionID != 0xFB10)
{
throw (new Exception("Tuning.cs: Unknown CompressionID!"));
}
byte[] Dummy = m_Reader.ReadBytes(3);
//Why are there 11 bytes of decompressed size at the start of a COMPRESSION format? #wtfmaxis
uint DecompressedSize2 = (uint)((Dummy[0] << 0x10) | (Dummy[1] << 0x08) | +Dummy[2]);
Decompresser Dec = new Decompresser();
Dec.CompressedSize = CompressedSize;
Dec.DecompressedSize = DecompressedSize;
var decompressedData = Dec.Decompress(m_Reader.ReadBytes((int)CompressedSize));
if (decompressedData == null)
{
throw (new Exception("Tuning.cs: Decompression failed!"));
}
m_Reader = new BinaryReader(new MemoryStream(decompressedData));
EntryCount = m_Reader.ReadUInt32();
for (int i = 0; i < EntryCount; i++)
{
TuningEntry Entry = new TuningEntry();
Entry.EntryName = DecodeString(m_Reader);
Entry.KeyValueCount = m_Reader.ReadUInt32();
Entry.KeyValues = new ConcurrentDictionary <string, string>();
for (int j = 0; j < Entry.KeyValueCount; j++)
{
string Key = DecodeString(m_Reader);
string Val = DecodeString(m_Reader);
Entry.KeyValues.TryAdd(Key, Val);
}
Entries.Add(Entry);
}
}
private void Create(BinaryReader Reader)
{
byte BodyType = m_Reader.ReadByte();
if (BodyType != 0x01 && BodyType != 0x03)
{
throw (new Exception("Tuning.cs: Unknown Persist BodyType!"));
}
uint DecompressedSize = m_Reader.ReadUInt32();
uint CompressedSize = m_Reader.ReadUInt32();
uint StreamBodySize = m_Reader.ReadUInt32(); //same as compressed size for all current examples
//Note: wiki.niotso.org says this is actually one byte Compressor and four bytes CompressionParameters.
ushort CompressionID = m_Reader.ReadUInt16();
if (CompressionID != 0xFB10)
{
throw (new Exception("Tuning.cs: Unknown CompressionID!"));
}
byte[] Dummy = m_Reader.ReadBytes(3);
uint DecompressedSize2 = (uint)((Dummy[0] << 0x10) | (Dummy[1] << 0x08) | +Dummy[2]);
var Dec = new Decompresser();
Dec.CompressedSize = CompressedSize;
Dec.DecompressedSize = DecompressedSize;
var decompressedData = Dec.Decompress(m_Reader.ReadBytes((int)CompressedSize));
if (decompressedData == null)
{
throw (new Exception("Tuning.cs: Decompression failed!"));
}
m_Reader = new BinaryReader(new MemoryStream(decompressedData));
EntryCount = m_Reader.ReadUInt32();
for (int i = 0; i < EntryCount; i++)
{
var Entry = new TuningEntry();
Entry.EntryName = DecodeString(m_Reader);
Entry.KeyValueCount = m_Reader.ReadUInt32();
Entry.KeyValues = new Dictionary <string, string>();
for (int j = 0; j < Entry.KeyValueCount; j++)
{
string Key = DecodeString(m_Reader);
string Val = DecodeString(m_Reader);
Entry.KeyValues.Add(Key, Val);
}
EntriesByName.Add(Entry.EntryName.ToLowerInvariant(), Entry);
}
}
public void InstallFile(string location)
{
Log.Info ("Installing file {0} to {1}", location, this.InstallPath);
Decompresser decomp = new Decompresser(location, this.InstallPath);
decomp.Run();
if (decomp.DeleteFile) {
Log.Info("Deleting archive {0}", location);
File.Delete(location);
}
}
/// <summary>
/// Reads a Stream header and returns a decompressed Refpack body.
/// </summary>
public Stream Decompress()
{
try
{
byte BodyType = ReadByte();
uint DecompressedSize = ReadUInt32();
if (BodyType == 0)
{
return(new MemoryStream(ReadBytes((int)DecompressedSize)));
}
else
{
uint CompressedSize = ReadUInt32();
//This is *always* in little endian, regardless of the rest
//of the stream, probably to avoid switching, because its
//value is the same as the above field.
SwitchEndianNess(new LittleEndianBitConverter());
uint StreamSize = ReadUInt32();
//For some reason, reading the RefPak header inside the decompresser causes it to crash.
//So read it here instead.
ReadBytes(5);
Decompresser Dec = new Decompresser();
Dec.DecompressedSize = DecompressedSize;
//CompressedSize includes the size of itself (4 bytes) and the RefPak header (5 bytes).
byte[] DecompressedData = Dec.Decompress(ReadBytes((int)CompressedSize - 9));
SwitchEndianNess(new BigEndianBitConverter());
return(new MemoryStream(DecompressedData));
}
}
catch (Exception E)
{
throw new Exception(E.ToString());
}
}
