org.spongycastle.openpgp.operator

Class PBESecretKeyEncryptor

java.lang.Object

org.spongycastle.openpgp.operator.PBESecretKeyEncryptor

public abstract class PBESecretKeyEncryptor
extends java.lang.Object

Field Summary

Fields

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

Constructor Summary

Constructors

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

Method Summary

Methods

Modifier and Type	Method and 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 Detail

encAlgorithm

protected int encAlgorithm

passPhrase

protected char[] passPhrase

s2kDigestCalculator

protected PGPDigestCalculator s2kDigestCalculator

s2kCount

protected int s2kCount

s2k

protected S2K s2k

random

protected java.security.SecureRandom random

Constructor Detail

PBESecretKeyEncryptor

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

PBESecretKeyEncryptor

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

Method Detail

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 rawe 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()