private byte[] EncryptRDX(byte[] Key, byte[] Vector, byte[] Data, PaddingModes Padding = PaddingModes.Zeros)
{
int blockSize = Vector.Length;
int dataLen = Data.Length;
int remainder = dataLen % blockSize;
int blocks = Data.Length / blockSize;
int alignedSize = blocks * blockSize;
int lastBlock = alignedSize - blockSize == 0 ? blockSize : alignedSize - blockSize;
int outSize = remainder > 0 ? alignedSize + blockSize : alignedSize;
byte[] outputData = new byte[outSize];
IPadding pad;
if (Padding == PaddingModes.PKCS7)
{
pad = new PKCS7();
}
else if (Padding == PaddingModes.X923)
{
pad = new X923();
}
else
{
pad = new ZeroPad();
}
using (ICipherMode mode = new CBC(new RDX()))
{
mode.Cipher.BlockSize = blockSize;
mode.Init(true, Key, Vector);
for (int i = 0; i < alignedSize; i += blockSize)
{
mode.Transform(Data, i, outputData, i);
}
if (remainder > 0)
{
byte[] temp = new byte[blockSize];
Buffer.BlockCopy(Data, alignedSize, temp, 0, remainder);
pad.AddPadding(temp, (int)remainder);
mode.Transform(temp, 0, outputData, blockSize);
}
}
return(outputData);
}
private byte[] DecryptRDX(byte[] Key, byte[] Vector, byte[] Data, PaddingModes Padding = PaddingModes.Zeros)
{
int blockSize = Vector.Length;
int dataLen = Data.Length;
int blocks = Data.Length / blockSize;
int lastBlock = dataLen - blockSize == 0 ? blockSize : dataLen - blockSize;
byte[] outputData = new byte[Data.Length];
IPadding pad;
if (Padding == PaddingModes.PKCS7)
{
pad = new PKCS7();
}
else if (Padding == PaddingModes.X923)
{
pad = new X923();
}
else
{
pad = new ZeroPad();
}
using (ICipherMode mode = new CBC(new RDX()))
{
mode.Cipher.BlockSize = blockSize;
mode.Init(false, Key, Vector);
for (int i = 0; i < dataLen; i += blockSize)
{
mode.Transform(Data, i, outputData, i);
}
int size = pad.GetPaddingLength(outputData);
if (size > 0)
{
Array.Resize <byte>(ref outputData, dataLen - (size - 1));
}
}
return(outputData);
}
private byte[] DecryptRDX(byte[] Key, byte[] Vector, byte[] Data, PaddingModes Padding = PaddingModes.Zeros)
{
int blockSize = Vector.Length;
int dataLen = Data.Length;
int blocks = Data.Length / blockSize;
int lastBlock = dataLen - blockSize == 0 ? blockSize : dataLen - blockSize;
byte[] outputData = new byte[Data.Length];
IPadding pad;
if (Padding == PaddingModes.PKCS7)
pad = new PKCS7();
else if (Padding == PaddingModes.X923)
pad = new X923();
else
pad = new ZeroPad();
using (ICipherMode mode = new CBC(new RDX()))
{
mode.Cipher.BlockSize = blockSize;
mode.Init(false, Key, Vector);
for (int i = 0; i < dataLen; i += blockSize)
mode.Transform(Data, i, outputData, i);
int size = pad.GetPaddingLength(outputData);
if (size > 0)
Array.Resize<byte>(ref outputData, dataLen - (size - 1));
}
return outputData;
}
private byte[] EncryptRDX(byte[] Key, byte[] Vector, byte[] Data, PaddingModes Padding = PaddingModes.Zeros)
{
int blockSize = Vector.Length;
int dataLen = Data.Length;
int remainder = dataLen % blockSize;
int blocks = Data.Length / blockSize;
int alignedSize = blocks * blockSize;
int lastBlock = alignedSize - blockSize == 0 ? blockSize : alignedSize - blockSize;
int outSize = remainder > 0 ? alignedSize + blockSize : alignedSize;
byte[] outputData = new byte[outSize];
IPadding pad;
if (Padding == PaddingModes.PKCS7)
pad = new PKCS7();
else if (Padding == PaddingModes.X923)
pad = new X923();
else
pad = new ZeroPad();
using (ICipherMode mode = new CBC(new RDX()))
{
mode.Cipher.BlockSize = blockSize;
mode.Init(true, Key, Vector);
for (int i = 0; i < alignedSize; i += blockSize)
mode.Transform(Data, i, outputData, i);
if (remainder > 0)
{
byte[] temp = new byte[blockSize];
Buffer.BlockCopy(Data, alignedSize, temp, 0, remainder);
pad.AddPadding(temp, (int)remainder);
mode.Transform(temp, 0, outputData, blockSize);
}
}
return outputData;
}
