Nanook.TheGhost.DatWad.CreateDatWad C# (CSharp) Method

        public static void CreateDatWad(QbKey songQk, EndianType endianType, string datFilename, string wadFilename, string songFilename, string guitarFilename, string rhythmFilename, string previewFilename)
        {
            QbKey[] keys = new QbKey[4];
            int[] offsets = new int[5];
            int[] sizes = new int[4];

            FileHelper.Delete(wadFilename);
            FileHelper.Delete(datFilename);

            using (FileStream fsWad = File.OpenWrite(wadFilename))
            {
                offsets[0] = (int)fsWad.Position;
                keys[0] = QbKey.Create(string.Format("{0}_guitar", songQk.Text));
                sizes[0] = (int)writeFsbToStream(fsWad, guitarFilename, string.Concat(keys[0].Text, ".wav"));
                offsets[1] = (int)fsWad.Position;
                keys[1] = QbKey.Create(string.Format("{0}_preview", songQk.Text));
                sizes[1] = (int)writeFsbToStream(fsWad, previewFilename, string.Concat(keys[1].Text, ".wav"));
                offsets[2] = (int)fsWad.Position;
                keys[2] = QbKey.Create(string.Format("{0}_rhythm", songQk.Text));
                sizes[2] = (int)writeFsbToStream(fsWad, rhythmFilename, string.Concat(keys[2].Text, ".wav"));
                offsets[3] = (int)fsWad.Position;
                keys[3] = QbKey.Create(string.Format("{0}_song", songQk.Text));
                sizes[3] = (int)writeFsbToStream(fsWad, songFilename, string.Concat(keys[3].Text, ".wav"));
                offsets[4] = (int)fsWad.Position;
                fsWad.Flush();
            }

            using (FileStream fsDat = File.OpenWrite(datFilename))
            {
                using (BinaryEndianWriter bw = new BinaryEndianWriter(fsDat))
                {
                    int l = offsets[3] + sizes[3];
                    if (l % 16 != 0)
                        l += 16 - (l % 16);

                    bw.Write((uint)keys.Length, endianType);
                    bw.Write((uint)l, endianType);

                    for (int i = 0; i < offsets.Length - 1; i++)
                    {
                        bw.Write(keys[i].Crc, endianType);
                        bw.Write(offsets[i], endianType);
                        bw.Write(sizes[i], endianType);
                        bw.Write(new byte[] { 0,0,0,0,0,0,0,0 });
                    }
                    fsDat.Flush();
                }
            }
        }