Package org.bouncycastle.openpgp.operator

Class PBESecretKeyEncryptor

java.lang.Object

org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor

public abstract class PBESecretKeyEncryptor
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected int	encAlgorithm
protected char[]	passPhrase
protected SecureRandom	random
protected S2K	s2k
protected int	s2kCount
protected PGPDigestCalculator	s2kDigestCalculator

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	PBESecretKeyEncryptor(int encAlgorithm, PGPDigestCalculator s2kDigestCalculator, int s2kCount, SecureRandom random, char[] passPhrase)
protected	PBESecretKeyEncryptor(int encAlgorithm, PGPDigestCalculator s2kDigestCalculator, SecureRandom random, char[] passPhrase)

Method Summary

Modifier and Type	Method	Description
byte[]	encryptKeyData(byte[] key, byte[] iv, byte[] keyData, int keyOff, int keyLen)	Encrypt the passed in keyData using the key and the iv provided.
abstract byte[]	encryptKeyData(byte[] key, byte[] keyData, int keyOff, int keyLen)
byte[]	encryptKeyData(byte[] keyData, int keyOff, int keyLen)	Key encryption method invoked for V4 keys and greater.
int	getAlgorithm()
abstract byte[]	getCipherIV()
int	getHashAlgorithm()
byte[]	getKey()
S2K	getS2K()

Methods inherited from class java.lang.Object

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

Field Details

encAlgorithm

protected int encAlgorithm

passPhrase

protected char[] passPhrase

s2kDigestCalculator

protected PGPDigestCalculator s2kDigestCalculator

s2kCount

protected int s2kCount

s2k

protected S2K s2k

random

protected SecureRandom random

Constructor Details

PBESecretKeyEncryptor

protected PBESecretKeyEncryptor(int encAlgorithm,
 PGPDigestCalculator s2kDigestCalculator,
 SecureRandom random,
 char[] passPhrase)

PBESecretKeyEncryptor

protected PBESecretKeyEncryptor(int encAlgorithm,
 PGPDigestCalculator s2kDigestCalculator,
 int s2kCount,
 SecureRandom random,
 char[] passPhrase)

Method Details

getAlgorithm

public int getAlgorithm()

getHashAlgorithm

public int getHashAlgorithm()

getKey

public byte[] getKey()
              throws PGPException

Throws:

PGPException

getS2K

public S2K getS2K()

encryptKeyData

public byte[] encryptKeyData(byte[] keyData,
 int keyOff,
 int keyLen)
                      throws PGPException

Key encryption method invoked for V4 keys and greater.

Parameters:

keyData - raw key data

keyOff - offset into raw key data

keyLen - length of key data to use.

Returns:

an encryption of the passed in keyData.

Throws:

PGPException - on error in the underlying encryption process.

encryptKeyData

public abstract byte[] encryptKeyData(byte[] key,
 byte[] keyData,
 int keyOff,
 int keyLen)
                               throws PGPException

Throws:

PGPException

encryptKeyData

public byte[] encryptKeyData(byte[] key,
 byte[] iv,
 byte[] keyData,
 int keyOff,
 int keyLen)
                      throws PGPException

Encrypt the passed in keyData using the key and the iv provided.

This method is only used for processing version 3 keys.

Throws:

PGPException

getCipherIV

public abstract byte[] getCipherIV()