internal static byte[] Deflate(byte[] buffer, int sizeCompressed, int sizeDecompressed)
{
using (RecyclableMemoryStream tmp = new RecyclableMemoryStream())
{
BnSDatArchive.UncompressBuffer(buffer, tmp);
if (tmp.Length != sizeDecompressed)
{
byte[] tmp2 = new byte[sizeDecompressed];
if (tmp.Length > sizeDecompressed)
{
Array.Copy(tmp.GetBuffer(), 0, tmp2, 0, sizeDecompressed);
}
else
{
Array.Copy(tmp.GetBuffer(), 0, tmp2, 0, tmp.Length);
}
return(tmp2);
}
else
{
return(tmp.ToArray());
}
}
}
internal static byte[] UncompressBuffer(byte[] compressed)
{
using (var input = new MemoryStream(compressed))
using (var output = new RecyclableMemoryStream())
using (var decompressor = new ZlibStream(input, CompressionMode.Decompress))
using (Leayal.ByteBuffer buffer = new Leayal.ByteBuffer(1024))
{
int read = decompressor.Read(buffer, 0, buffer.Length);
while (read > 0)
{
output.Write(buffer, 0, read);
read = decompressor.Read(buffer, 0, buffer.Length);
}
return(output.ToArray());
}
}
public byte[] ToArray()
{
ThrowIfDisposed();
return(m_stream.ToArray());
}