edu.vt.middleware.crypt.pbe
Class AbstractVariableKeySizeEncryptionScheme

java.lang.Object
  edu.vt.middleware.crypt.pbe.AbstractEncryptionScheme
      edu.vt.middleware.crypt.pbe.AbstractVariableKeySizeEncryptionScheme

All Implemented Interfaces:

EncryptionScheme

Direct Known Subclasses:

OpenSSLEncryptionScheme, PBES2EncryptionScheme, PKCS12EncryptionScheme

public abstract class AbstractVariableKeySizeEncryptionScheme
extends AbstractEncryptionScheme

Base class for all encryption schemes that use a variable-length key to perform encryption, e.g. the PBES2 encryption scheme described in PKCS#5v2 and the PKCS#12 PBE scheme.

Version:

$Revision: 1818 $

Author:

Middleware Services

Field Summary

Fields inherited from class edu.vt.middleware.crypt.pbe.AbstractEncryptionScheme

cipher

Constructor Summary

AbstractVariableKeySizeEncryptionScheme()

Method Summary

protected void	initCipher(char[] password) Initializes the cipher with the given PBE derived key bytes.
protected void	setGenerator(KeyGenerator keyGen) Sets the key generator.
protected void	setKeyLength(int l) Sets the derived key length in bits.

Methods inherited from class edu.vt.middleware.crypt.pbe.AbstractEncryptionScheme

decrypt, decrypt, encrypt, encrypt, setCipher

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractVariableKeySizeEncryptionScheme

public AbstractVariableKeySizeEncryptionScheme()

Method Detail

setKeyLength

protected void setKeyLength(int l)

Sets the derived key length in bits.

Parameters:

l - Derived key length in bits.

setGenerator

protected void setGenerator(KeyGenerator keyGen)

Sets the key generator.

Parameters:

keyGen - Key generator instance.

initCipher

protected void initCipher(char[] password)

Initializes the cipher with the given PBE derived key bytes.

Specified by:

initCipher in class AbstractEncryptionScheme

Parameters:

password - PBE password.