Package org.bouncycastle.openpgp

Class PGPV3SignatureGenerator

java.lang.Object

org.bouncycastle.openpgp.PGPV3SignatureGenerator

public class PGPV3SignatureGenerator
extends Object

Generator for old style PGP V3 Signatures.

Field Summary

Fields

Modifier and Type	Field	Description
protected byte	lastb
protected OutputStream	sigOut
protected int	sigType
protected final int	version

Constructor Summary

Constructors

Constructor	Description
PGPV3SignatureGenerator(PGPContentSignerBuilder contentSignerBuilder)	Create a signature generator built on the passed in contentSignerBuilder.

Method Summary

Modifier and Type	Method	Description
protected void	blockUpdate(byte[] block, int off, int len)
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.
protected void	getAttributesHash(PGPUserAttributeSubpacketVector userAttributes)
void	init(int signatureType, PGPPrivateKey key)	Initialise the generator for signing.
void	update(byte b)
void	update(byte[] b)
void	update(byte[] b, int off, int len)
protected void	updateWithIdData(int header, byte[] idBytes)
protected void	updateWithPublicKey(PGPPublicKey key)

Methods inherited from class java.lang.Object

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

Field Details

lastb

protected byte lastb

sigOut

protected OutputStream sigOut

sigType

protected int sigType

version

protected final int version

Constructor Details

PGPV3SignatureGenerator

public PGPV3SignatureGenerator(PGPContentSignerBuilder contentSignerBuilder)

Create a signature generator built on the passed in contentSignerBuilder.

Parameters:

contentSignerBuilder - builder to produce PGPContentSigner objects for generating signatures.

Method Details

init

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

Initialise the generator for signing.

Parameters:

signatureType -

key -

Throws:

PGPException

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

Return a V3 signature object containing the current signature state.

Returns:

PGPSignature

Throws:

PGPException

update

public void update(byte b)

update

public void update(byte[] b)

update

public void update(byte[] b,
 int off,
 int len)

blockUpdate

protected void blockUpdate(byte[] block,
 int off,
 int len)

updateWithIdData

protected void updateWithIdData(int header,
 byte[] idBytes)

updateWithPublicKey

protected void updateWithPublicKey(PGPPublicKey key)
                            throws PGPException

Throws:

PGPException

getAttributesHash

protected void getAttributesHash(PGPUserAttributeSubpacketVector userAttributes)
                          throws PGPException

Throws:

PGPException