Bouncy Castle Cryptography Library 1.64

org.bouncycastle.openpgp
Class PGPSignatureGenerator

java.lang.Object
  |
  +--org.bouncycastle.openpgp.PGPSignatureGenerator

public class PGPSignatureGenerator
extends java.lang.Object

Generator for PGP Signatures.


Constructor Summary
PGPSignatureGenerator(PGPContentSignerBuilder contentSignerBuilder)
          Create a signature generator built on the passed in contentSignerBuilder.
 
Method Summary
 PGPSignature generate()
          Return a signature object containing the current signature state.
 PGPSignature generateCertification(PGPPublicKey pubKey)
          Generate a certification, such as a revocation, for the passed in key.
 PGPSignature generateCertification(PGPPublicKey masterKey, PGPPublicKey pubKey)
          Generate a certification for the passed in key against the passed in master key.
 PGPSignature generateCertification(PGPUserAttributeSubpacketVector userAttributes, PGPPublicKey pubKey)
          Generate a certification for the passed in userAttributes
 PGPSignature generateCertification(java.lang.String id, PGPPublicKey pubKey)
          Generate a certification for the passed in id and key.
 PGPOnePassSignature generateOnePassVersion(boolean isNested)
          Return the one pass header associated with the current signature.
 void init(int signatureType, PGPPrivateKey key)
          Initialise the generator for signing.
 void setHashedSubpackets(PGPSignatureSubpacketVector hashedPcks)
           
 void setUnhashedSubpackets(PGPSignatureSubpacketVector unhashedPcks)
           
 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

PGPSignatureGenerator

public PGPSignatureGenerator(PGPContentSignerBuilder contentSignerBuilder)
Create a signature generator built on the passed in contentSignerBuilder.
Parameters:
contentSignerBuilder - builder to produce PGPContentSigner objects for generating signatures.
Method Detail

init

public void init(int signatureType,
                 PGPPrivateKey key)
          throws PGPException
Initialise the generator for signing.
Parameters:
signatureType -  
key -  
Throws:
PGPException -  

update

public void update(byte b)

update

public void update(byte[] b)

update

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

setHashedSubpackets

public void setHashedSubpackets(PGPSignatureSubpacketVector hashedPcks)

setUnhashedSubpackets

public void setUnhashedSubpackets(PGPSignatureSubpacketVector unhashedPcks)

generateOnePassVersion

public PGPOnePassSignature generateOnePassVersion(boolean isNested)
                                           throws PGPException
Return the one pass header associated with the current signature.
Parameters:
isNested - true if the signature is nested, false otherwise.
Returns:
PGPOnePassSignature
Throws:
PGPException -  

generate

public PGPSignature generate()
                      throws PGPException
Return a signature object containing the current signature state.
Returns:
PGPSignature
Throws:
PGPException -  

generateCertification

public PGPSignature generateCertification(java.lang.String id,
                                          PGPPublicKey pubKey)
                                   throws PGPException
Generate a certification for the passed in id and key.
Parameters:
id - the id we are certifying against the public key.
pubKey - the key we are certifying against the id.
Returns:
the certification.
Throws:
PGPException -  

generateCertification

public PGPSignature generateCertification(PGPUserAttributeSubpacketVector userAttributes,
                                          PGPPublicKey pubKey)
                                   throws PGPException
Generate a certification for the passed in userAttributes
Parameters:
userAttributes - the id we are certifying against the public key.
pubKey - the key we are certifying against the id.
Returns:
the certification.
Throws:
PGPException -  

generateCertification

public PGPSignature generateCertification(PGPPublicKey masterKey,
                                          PGPPublicKey pubKey)
                                   throws PGPException
Generate a certification for the passed in key against the passed in master key.
Parameters:
masterKey - the key we are certifying against.
pubKey - the key we are certifying.
Returns:
the certification.
Throws:
PGPException -  

generateCertification

public PGPSignature generateCertification(PGPPublicKey pubKey)
                                   throws PGPException
Generate a certification, such as a revocation, for the passed in key.
Parameters:
pubKey - the key we are certifying.
Returns:
the certification.
Throws:
PGPException -  

Bouncy Castle Cryptography Library 1.64