org.bouncycastle.openpgp.operator.bc
Class BcPublicKeyKeyEncryptionMethodGenerator

java.lang.Object
  org.bouncycastle.openpgp.operator.PublicKeyKeyEncryptionMethodGenerator
      org.bouncycastle.openpgp.operator.bc.BcPublicKeyKeyEncryptionMethodGenerator

All Implemented Interfaces:

PGPKeyEncryptionMethodGenerator

public class BcPublicKeyKeyEncryptionMethodGenerator

extends PublicKeyKeyEncryptionMethodGenerator

A method generator for supporting public key based encryption operations.

Field Summary

Fields inherited from class org.bouncycastle.openpgp.operator.PublicKeyKeyEncryptionMethodGenerator

SESSION_KEY_OBFUSCATION_PROPERTY, sessionKeyObfuscation, useWildcardRecipient, WILDCARD, WILDCARD_FINGERPRINT, WILDCARD_KEYID

Constructor Summary

BcPublicKeyKeyEncryptionMethodGenerator(PGPPublicKey key)
Create a public key encryption method generator with the method to be based on the passed in key.

Method Summary

protected byte[]	encryptSessionInfo(PGPPublicKey pubKey, byte[] sessionKey, byte symAlgId, boolean isV3) Encrypt a session key using the recipients public key.
BcPublicKeyKeyEncryptionMethodGenerator	setSecureRandom(java.security.SecureRandom random) Provide a user defined source of randomness.

Methods inherited from class org.bouncycastle.openpgp.operator.PublicKeyKeyEncryptionMethodGenerator

createSessionInfo, encodeEncryptedSessionInfo, generate, getSessionInfo, setSessionKeyObfuscation, setUseWildcardKeyID, setUseWildcardRecipient

Methods inherited from class java.lang.Object

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

Constructor Detail

BcPublicKeyKeyEncryptionMethodGenerator

public BcPublicKeyKeyEncryptionMethodGenerator(PGPPublicKey key)

Create a public key encryption method generator with the method to be based on the passed in key.

Parameters:

key - the public key to use for encryption.

Method Detail

setSecureRandom

public BcPublicKeyKeyEncryptionMethodGenerator setSecureRandom(java.security.SecureRandom random)

Provide a user defined source of randomness.

Parameters:

random - the secure random to be used.

Returns:

the current generator.

encryptSessionInfo

protected byte[] encryptSessionInfo(PGPPublicKey pubKey,
                                    byte[] sessionKey,
                                    byte symAlgId,
                                    boolean isV3)
                             throws PGPException

Description copied from class: PublicKeyKeyEncryptionMethodGenerator

Encrypt a session key using the recipients public key.

Specified by:

encryptSessionInfo in class PublicKeyKeyEncryptionMethodGenerator

Parameters:

pubKey - recipients public key

sessionKey - session-key

symAlgId - for v3: session key algorithm ID; for v6: 0

Returns:

encrypted session info

Throws:

PGPException