private void FakeCompress(ref byte[] Data)
{
CompressionHeader Header = new CompressionHeader()
{
Magic = 1,
dLen = (uint)Data.LongLength
};
List <byte> Buffer = new List <byte>();
for (uint i = 0, x = 0; i < Data.Length; i++, x--)
{
if (x == 0)
{
x = 8;
Buffer.Add(0xFF);
}
Buffer.Add(Data[i]);
}
Header.cLen = (uint)Buffer.LongCount() + 0x8;
Buffer.InsertRange(0, Tools.BuildStruct(ref Header));
Data = null;
Data = Buffer.ToArray();
}
private void Compress(ref byte[] Data)
{
CompressionHeader Header = new CompressionHeader()
{
Magic = 1,
dLen = (uint)Data.LongLength
};
List <byte> Output = new List <byte>();
List <byte> Buffer = new List <byte>();
byte f = 0;
for (uint i = 0, x = 8; i < Data.LongLength; i++)
{
for (byte Cnt = 0x11; Cnt > MinCompressMatch && i + Cnt < Data.LongLength; Cnt--)
{
byte[] Tmp = GetRange(Data, i, Cnt);
for (ushort r = Cnt; r < 0xFFF && r <= i; r++)
{
if (Data[i - r] == Tmp[0] && EqualsAt(Data, Tmp, i - r))
{
Buffer.Add((byte)(((r & 0xF) << 4) | (Cnt - 2)));
Buffer.Add((byte)(r >> 4));
i += (uint)Cnt - 1;
goto Cont;
}
}
}
f |= (byte)(1 << (int)(8 - x));
Buffer.Add(Data[i]);
Cont :;
x--;
if (x == 0)
{
Output.Add(f);
Output.AddRange(Buffer);
Buffer = new List <byte>();
x = 8;
f = 0;
}
}
if (Buffer.Count != 0)
{
Output.Add(f);
Output.AddRange(Buffer);
}
Header.cLen = (uint)Output.LongCount() + 0x8;
Output.InsertRange(0, Tools.BuildStruct(ref Header));
Data = null;
Data = Output.ToArray();
}
