private static sbyte[] CalculateRSECC(sbyte[] codewords, sbyte rsEccCodewords, sbyte[] rsBlockOrder, int maxDataCodewords, int maxCodewords)
{
sbyte[][] numArray1 = new sbyte[256][];
for (int index = 0; index < 256; ++index)
{
numArray1[index] = new sbyte[(int)rsEccCodewords];
}
try
{
Stream embeddedFile = QRCodeEncoder.GetEmbeddedFile(QRCodeEncoder.DATA_PATH + ".rsc" + rsEccCodewords.ToString() + ".dat");
BufferedStream bufferedStream = new BufferedStream(embeddedFile);
for (int index = 0; index < 256; ++index)
{
SystemUtils.ReadInput((Stream)bufferedStream, numArray1[index], 0, numArray1[index].Length);
}
bufferedStream.Close();
embeddedFile.Close();
}
catch (Exception ex)
{
SystemUtils.WriteStackTrace(ex, Console.Error);
}
int index1 = 0;
int index2 = 0;
sbyte[][] numArray2 = new sbyte[rsBlockOrder.Length][];
sbyte[] numArray3 = new sbyte[maxCodewords];
Array.Copy((Array)codewords, 0, (Array)numArray3, 0, codewords.Length);
for (int index3 = 0; index3 < rsBlockOrder.Length; ++index3)
{
numArray2[index3] = new sbyte[((int)rsBlockOrder[index3] & (int)byte.MaxValue) - (int)rsEccCodewords];
}
for (int index3 = 0; index3 < maxDataCodewords; ++index3)
{
var s = codewords[index3];
//numArray2[index2][index1] = codewords[index3];
++index1;
if (index1 >= ((int)rsBlockOrder[index2] & (int)byte.MaxValue) - (int)rsEccCodewords)
{
index1 = 0;
++index2;
}
}
for (int index3 = 0; index3 < rsBlockOrder.Length; ++index3)
{
sbyte[] numArray4 = new sbyte[numArray2[index3].Length];
numArray2[index3].CopyTo((Array)numArray4, 0);
for (int index4 = ((int)rsBlockOrder[index3] & (int)byte.MaxValue) - (int)rsEccCodewords; index4 > 0; --index4)
{
sbyte num = numArray4[0];
if ((int)num != 0)
{
sbyte[] xa = new sbyte[numArray4.Length - 1];
Array.Copy((Array)numArray4, 1, (Array)xa, 0, numArray4.Length - 1);
sbyte[] xb = numArray1[(int)num & (int)byte.MaxValue];
numArray4 = QRCodeEncoder.CalculateByteArrayBits(xa, xb, "xor");
}
else if ((int)rsEccCodewords < numArray4.Length)
{
sbyte[] numArray5 = new sbyte[numArray4.Length - 1];
Array.Copy((Array)numArray4, 1, (Array)numArray5, 0, numArray4.Length - 1);
numArray4 = new sbyte[numArray5.Length];
numArray5.CopyTo((Array)numArray4, 0);
}
else
{
sbyte[] numArray5 = new sbyte[(int)rsEccCodewords];
Array.Copy((Array)numArray4, 1, (Array)numArray5, 0, numArray4.Length - 1);
numArray5[(int)rsEccCodewords - 1] = (sbyte)0;
numArray4 = new sbyte[numArray5.Length];
numArray5.CopyTo((Array)numArray4, 0);
}
}
Array.Copy((Array)numArray4, 0, (Array)numArray3, codewords.Length + index3 * (int)rsEccCodewords, (int)(byte)rsEccCodewords);
}
return(numArray3);
}
