protected int engineDoFinal(
byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)
throws IllegalBlockSizeException, BadPaddingException {
int len = 0;
if (inputLen != 0) {
len = cipher.processBytes(input, inputOffset, inputLen, output, outputOffset);
}
try {
return len + cipher.doFinal(output, outputOffset + len);
} catch (DataLengthException e) {
throw new IllegalBlockSizeException(e.getMessage());
} catch (InvalidCipherTextException e) {
throw new BadPaddingException(e.getMessage());
}
}
protected byte[] engineDoFinal(byte[] input, int inputOffset, int inputLen)
throws IllegalBlockSizeException, BadPaddingException {
int len = 0;
byte[] tmp = new byte[engineGetOutputSize(inputLen)];
if (inputLen != 0) {
len = cipher.processBytes(input, inputOffset, inputLen, tmp, 0);
}
try {
len += cipher.doFinal(tmp, len);
} catch (DataLengthException e) {
throw new IllegalBlockSizeException(e.getMessage());
} catch (InvalidCipherTextException e) {
throw new BadPaddingException(e.getMessage());
}
byte[] out = new byte[len];
System.arraycopy(tmp, 0, out, 0, len);
return out;
}