com.licel.jcardsim.crypto

Class DSAPublicKeyImpl

java.lang.Object

com.licel.jcardsim.crypto.KeyImpl

com.licel.jcardsim.crypto.DSAKeyImpl

com.licel.jcardsim.crypto.DSAPublicKeyImpl

All Implemented Interfaces:

KeyWithParameters, javacard.security.DSAKey, javacard.security.DSAPublicKey, javacard.security.Key, javacard.security.PublicKey

public class DSAPublicKeyImpl
extends DSAKeyImpl
implements javacard.security.DSAPublicKey

Implementation DSAPublicKey based on BouncyCastle CryptoAPI.

See Also:

DSAPublicKey, DSAPublicKeyParameters

Field Summary

Fields

Modifier and Type	Field and Description
protected ByteContainer	y

Fields inherited from class com.licel.jcardsim.crypto.DSAKeyImpl

g, isPrivate, p, q

Fields inherited from class com.licel.jcardsim.crypto.KeyImpl

size, type

Constructor Summary

Constructors

Constructor and Description
DSAPublicKeyImpl(org.bouncycastle.crypto.params.DSAPublicKeyParameters params) Construct and initialize ecc key with DSAPublicKeyParameters.
DSAPublicKeyImpl(short keySize) Construct not-initialized dsa public key

Method Summary

Modifier and Type	Method and Description
void	clearKey()
org.bouncycastle.crypto.CipherParameters	getParameters() Get DSAKeyParameters
short	getY(byte[] buffer, short offset)
boolean	isInitialized()
void	setParameters(org.bouncycastle.crypto.CipherParameters params) Set cipher key for use with BouncyCastle Crypto API
void	setY(byte[] buffer, short offset, short length)

Methods inherited from class com.licel.jcardsim.crypto.DSAKeyImpl

getG, getKeyGenerationParameters, getP, getQ, setG, setP, setQ

Methods inherited from class com.licel.jcardsim.crypto.KeyImpl

getSize, getType

Methods inherited from class java.lang.Object

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

Methods inherited from interface javacard.security.Key

getSize, getType

Methods inherited from interface javacard.security.DSAKey

getG, getP, getQ, setG, setP, setQ

Field Detail

y

protected ByteContainer y

Constructor Detail

DSAPublicKeyImpl

public DSAPublicKeyImpl(short keySize)

Construct not-initialized dsa public key

Parameters:

keySize - key size it bits

See Also:

KeyBuilder

DSAPublicKeyImpl

public DSAPublicKeyImpl(org.bouncycastle.crypto.params.DSAPublicKeyParameters params)

Construct and initialize ecc key with DSAPublicKeyParameters. Use in KeyPairImpl

Parameters:

params - key params from BouncyCastle API

See Also:

KeyPair, DSAPublicKeyParameters

Method Detail

setParameters

public void setParameters(org.bouncycastle.crypto.CipherParameters params)

Description copied from interface: KeyWithParameters

Set cipher key for use with BouncyCastle Crypto API

Specified by:

setParameters in interface KeyWithParameters

Overrides:

setParameters in class DSAKeyImpl

Parameters:

params - key parameters

setY

public void setY(byte[] buffer,
                 short offset,
                 short length)
          throws javacard.security.CryptoException

Specified by:

setY in interface javacard.security.DSAPublicKey

Throws:

javacard.security.CryptoException

getY

public short getY(byte[] buffer,
                  short offset)

Specified by:

getY in interface javacard.security.DSAPublicKey

isInitialized

public boolean isInitialized()

Specified by:

isInitialized in interface javacard.security.Key

Overrides:

isInitialized in class DSAKeyImpl

clearKey

public void clearKey()

Specified by:

clearKey in interface javacard.security.Key

Overrides:

clearKey in class DSAKeyImpl

getParameters

public org.bouncycastle.crypto.CipherParameters getParameters()

Description copied from class: DSAKeyImpl

Get DSAKeyParameters

Specified by:

getParameters in interface KeyWithParameters

Overrides:

getParameters in class DSAKeyImpl

Returns:

parameters for use with BouncyCastle API

See Also:

DSAKeyParameters