org.bouncycastle.openpgp

Class PGPV3SignatureGenerator

java.lang.Object

org.bouncycastle.openpgp.PGPV3SignatureGenerator

public class PGPV3SignatureGenerator
extends java.lang.Object

Generator for old style PGP V3 Signatures.

Constructor Summary

Constructors

Constructor and Description
PGPV3SignatureGenerator(int keyAlgorithm, int hashAlgorithm, java.security.Provider provider)
PGPV3SignatureGenerator(int keyAlgorithm, int hashAlgorithm, java.lang.String provider) Create a generator for the passed in keyAlgorithm and hashAlgorithm codes.

Method Summary

Methods

Modifier and Type	Method and Description
PGPSignature	generate() Return a V3 signature object containing the current signature state.
PGPOnePassSignature	generateOnePassVersion(boolean isNested) Return the one pass header associated with the current signature.
void	initSign(int signatureType, PGPPrivateKey key) Initialise the generator for signing.
void	initSign(int signatureType, PGPPrivateKey key, java.security.SecureRandom random) Initialise the generator for signing.
void	update(byte b)
void	update(byte[] b)
void	update(byte[] b, int off, int len)

Methods inherited from class java.lang.Object

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

Constructor Detail

PGPV3SignatureGenerator

public PGPV3SignatureGenerator(int keyAlgorithm,
                       int hashAlgorithm,
                       java.lang.String provider)
                        throws java.security.NoSuchAlgorithmException,
                               java.security.NoSuchProviderException,
                               PGPException

Create a generator for the passed in keyAlgorithm and hashAlgorithm codes.

Parameters:

keyAlgorithm -

hashAlgorithm -

provider -

Throws:

java.security.NoSuchAlgorithmException

java.security.NoSuchProviderException

PGPException

PGPV3SignatureGenerator

public PGPV3SignatureGenerator(int keyAlgorithm,
                       int hashAlgorithm,
                       java.security.Provider provider)
                        throws java.security.NoSuchAlgorithmException,
                               PGPException

Throws:

java.security.NoSuchAlgorithmException

PGPException

Method Detail

initSign

public void initSign(int signatureType,
            PGPPrivateKey key)
              throws PGPException

Initialise the generator for signing.

Parameters:

signatureType -

key -

Throws:

PGPException

initSign

public void initSign(int signatureType,
            PGPPrivateKey key,
            java.security.SecureRandom random)
              throws PGPException

Initialise the generator for signing.

Parameters:

signatureType -

key -

random -

Throws:

PGPException

update

public void update(byte b)
            throws java.security.SignatureException

Throws:

java.security.SignatureException

update

public void update(byte[] b)
            throws java.security.SignatureException

Throws:

java.security.SignatureException

update

public void update(byte[] b,
          int off,
          int len)
            throws java.security.SignatureException

Throws:

java.security.SignatureException

generateOnePassVersion

public PGPOnePassSignature generateOnePassVersion(boolean isNested)
                                           throws PGPException

Return the one pass header associated with the current signature.

Parameters:

isNested -

Returns:

PGPOnePassSignature

Throws:

PGPException

generate

public PGPSignature generate()
                      throws PGPException,
                             java.security.SignatureException

Return a V3 signature object containing the current signature state.

Returns:

PGPSignature

Throws:

PGPException

java.security.SignatureException