byte[] implGetIV() {
return cipher.getIV();
}
/**
* Returns the initialization vector (IV) in a new buffer.
*
* <p>This is useful in the case where a random IV has been created (see <a href =
* "#init">init</a>), or in the context of password-based encryption or decryption, where the IV
* is derived from a user-provided password.
*
* @return the initialization vector in a new buffer, or null if the underlying algorithm does not
* use an IV, or if the IV has not yet been set.
*/
protected byte[] engineGetIV() {
return core.getIV();
}