public void EncryptCBC([ReadOnlyArray()] byte[] input, int inputOffset, int inputLen, [WriteOnlyArray()] byte[] output, int outputOffset)
{
int nBlocks = inputLen / 8;
for (int bc = 0; bc < nBlocks; bc++)
{
CipherUtil.BlockXor(input, inputOffset, 8, _iv, 0);
BlockEncrypt(_iv, 0, output, outputOffset);
Array.Copy(output, outputOffset, _iv, 0, 8);
inputOffset += 8;
outputOffset += 8;
}
}
public void encryptCBC([ReadOnlyArray()] byte[] input, int inputOffset, int inputLen, [WriteOnlyArray()] byte[] output, int outputOffset)
{
int nBlocks = inputLen / BLOCK_SIZE;
for (int bc = 0; bc < nBlocks; bc++)
{
CipherUtil.BlockXor(input, inputOffset, BLOCK_SIZE, IV, 0);
blockEncrypt(IV, 0, output, outputOffset);
Array.Copy(output, outputOffset, IV, 0, BLOCK_SIZE);
inputOffset += BLOCK_SIZE;
outputOffset += BLOCK_SIZE;
}
}
public void encryptCBC([ReadOnlyArray()] byte[] input, int inputOffset, int inputLen, [WriteOnlyArray()] byte[] output, int outputOffset)
{
int block_size = GetBlockSize();
int nBlocks = inputLen / block_size;
for (int bc = 0; bc < nBlocks; bc++)
{
CipherUtil.BlockXor(input, inputOffset, block_size, _IV, 0);
blockEncrypt(_IV, 0, output, outputOffset);
Array.Copy(output, outputOffset, _IV, 0, block_size);
inputOffset += block_size;
outputOffset += block_size;
}
}
public void encryptCTR([ReadOnlyArray()] byte[] input, int inputOffset, int inputLen, [WriteOnlyArray()] byte[] output, int outputOffset)
{
int block_size = GetBlockSize();
int nBlocks = inputLen / block_size;
byte[] tmpBlk = new byte[block_size];
for (int bc = 0; bc < nBlocks; bc++)
{
blockEncrypt(_IV, 0, tmpBlk, 0);
CipherUtil.BlockXor(input, inputOffset, block_size, tmpBlk, 0);
Array.Copy(tmpBlk, 0, output, outputOffset, block_size);
incrementIV();
inputOffset += block_size;
outputOffset += block_size;
}
}