private void Decompress()
{
CatHeader CompHeader = new CatHeader();
StructReader Reader = new StructReader(new MemoryStream(Script), false, Encoding);
Reader.ReadStruct(ref CompHeader);
if (CompHeader.Singnature != "CatScene")
{
throw new Exception("This isn't a valid CatSystem2 Script");
}
MemoryStream Decompressed = new MemoryStream();
Algo.DecompressData(Reader.BaseStream, Decompressed);
if (CompHeader.DecompressedSize != Decompressed.Length)
{
throw new Exception("Corrupted Script");
}
Reader.Close();
Script = Decompressed.ToArray();
Decompressed.Close();
this.Decompressed = true;
}
public byte[] Export(StringEntry[] Strings)
{
ScriptHeader NewHeader = new ScriptHeader();
Tools.CopyStruct(Header, ref NewHeader);
MemoryStream UnkData = new MemoryStream();
MemoryStream OffsetData = new MemoryStream();
MemoryStream StringData = new MemoryStream();
MemoryStream Reader = new MemoryStream(Script);
Reader.Seek(0x10, SeekOrigin.Begin);
Algo.CopyStream(Reader, UnkData, NewHeader.UnkCount * 8);
Reader.Close();
StructWriter OffsetWriter = new StructWriter(OffsetData, false, Encoding);
StructWriter StringWriter = new StructWriter(StringData, false, Encoding);
for (uint i = 0; i < EntryCount; i++)
{
OffsetWriter.Write((uint)StringWriter.BaseStream.Length);
StringWriter.WriteStruct(ref Strings[i]);
}
OffsetWriter.Seek(0, SeekOrigin.Begin);
StringWriter.Seek(0, SeekOrigin.Begin);
NewHeader.ScriptLength = (uint)(OffsetWriter.BaseStream.Length + StringWriter.BaseStream.Length + UnkData.Length);
NewHeader.OffsetTable = (uint)UnkData.Length;
NewHeader.StringTable = (uint)(UnkData.Length + OffsetData.Length);
byte[] Output = new byte[0x10 + UnkData.Length + OffsetData.Length + StringData.Length];
Tools.BuildStruct(ref NewHeader, false, Encoding).CopyTo(Output, 0);
UnkData.ToArray().CopyTo(Output, 0x10);
OffsetData.ToArray().CopyTo(Output, 0x10 + UnkData.Length);
StringData.ToArray().CopyTo(Output, 0x10 + UnkData.Length + OffsetData.Length);
UnkData.Close();
StringWriter.Close();
OffsetWriter.Close();
return(Compress(Output));
}
private byte[] Compress(byte[] Input)
{
byte[] Compressed;
Algo.CompressData(Input, out Compressed);
CatHeader Header = new CatHeader()
{
Singnature = "CatScene",
CompressedSize = (uint)Compressed.LongLength,
DecompressedSize = (uint)Input.LongLength
};
byte[] Output = new byte[0x10 + Header.CompressedSize];
Tools.BuildStruct(ref Header, false, Encoding).CopyTo(Output, 0);
Compressed.CopyTo(Output, 0x10);
Input = new byte[0];
Compressed = new byte[0];
return(Output);
}
