gnu.crypto.sig.rsa

Class RSA_RAW

java.lang.Object

gnu.crypto.sig.BaseSignature

gnu.crypto.sig.rsa.RSA_RAW

All Implemented Interfaces:

ISignature, java.lang.Cloneable

public class RSA_RAW
extends BaseSignature

Field Summary

Fields inherited from class gnu.crypto.sig.BaseSignature

md, privateKey, publicKey, schemeName

Fields inherited from interface gnu.crypto.sig.ISignature

SIGNER_KEY, SOURCE_OF_RANDOMNESS, VERIFIER_KEY

Constructor Summary

Constructors

Constructor and Description
RSA_RAW()

Method Summary

Modifier and Type	Method and Description
java.lang.Object	clone() Returns a clone copy of this instance.
protected java.lang.Object	generateSignature()
protected void	setupForSigning(java.security.PrivateKey key)
protected void	setupForVerification(java.security.PublicKey key)
void	update(byte b) Digests one byte of a message for signing or verification purposes.
void	update(byte[] b, int off, int len) Digests a sequence of bytes from a message for signing or verification purposes.
protected boolean	verifySignature(java.lang.Object signature)

Methods inherited from class gnu.crypto.sig.BaseSignature

clearData, clearData, init, name, nextRandomBytes, setupSign, setupVerify, sign, verify

Methods inherited from class java.lang.Object

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

Constructor Detail

RSA_RAW

public RSA_RAW()

Method Detail

clone

public java.lang.Object clone()

Description copied from interface: ISignature

Returns a clone copy of this instance.

Specified by:

clone in interface ISignature

Specified by:

clone in class BaseSignature

Returns:

a clone copy of this instance.

setupForVerification

protected void setupForVerification(java.security.PublicKey key)
                             throws java.lang.IllegalArgumentException

Specified by:

setupForVerification in class BaseSignature

Throws:

java.lang.IllegalArgumentException

setupForSigning

protected void setupForSigning(java.security.PrivateKey key)
                        throws java.lang.IllegalArgumentException

Specified by:

setupForSigning in class BaseSignature

Throws:

java.lang.IllegalArgumentException

generateSignature

protected java.lang.Object generateSignature()
                                      throws java.lang.IllegalStateException

Specified by:

generateSignature in class BaseSignature

Throws:

java.lang.IllegalStateException

update

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

Description copied from interface: ISignature

Digests a sequence of bytes from a message for signing or verification purposes.

Specified by:

update in interface ISignature

Overrides:

update in class BaseSignature

Parameters:

b - the byte sequence to consider.

off - the byte poisition in buffer of the first byte to consider.

len - the number of bytes in buffer starting from the byte at index offset to digest.

update

public void update(byte b)

Description copied from interface: ISignature

Digests one byte of a message for signing or verification purposes.

Specified by:

update in interface ISignature

Overrides:

update in class BaseSignature

Parameters:

b - the message byte to digest.

verifySignature

protected boolean verifySignature(java.lang.Object signature)
                           throws java.lang.IllegalStateException

Specified by:

verifySignature in class BaseSignature

Throws:

java.lang.IllegalStateException