Class CeresSignatureImpl

java.lang.Object

java.security.SignatureSpi

es.gob.jmulticard.jse.provider.ceres.CeresSignatureImpl

Direct Known Subclasses:

CeresSignatureImpl.Sha1, CeresSignatureImpl.Sha256, CeresSignatureImpl.Sha384, CeresSignatureImpl.Sha512

abstract class CeresSignatureImpl
extends SignatureSpi

Implementación del SPI Signature para tarjeta FNMT-RCM-CERES. Realiza firmas RSA con relleno PKCS#1 v1.5. Se soportan los siguientes algoritmos de firma:

• SHA1withRSA
• SHA256withRSA
• SHA384withRSA
• SHA512withRSA

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	CeresSignatureImpl.Sha1	Firma SHA1withRSA.
static final class	CeresSignatureImpl.Sha256	Firma SHA256withRSA.
static final class	CeresSignatureImpl.Sha384	Firma SHA384withRSA.
static final class	CeresSignatureImpl.Sha512	Firma SHA512withRSA.

Field Summary

Fields

Modifier and Type	Field	Description
private final ByteArrayOutputStream	data
private CeresPrivateKey	privateKey	Clave privada.
private final String	signatureAlgo	Algoritmo de firma.
private Signature	signatureVerifier

Fields inherited from class SignatureSpi

appRandom

Constructor Summary

Constructors

Constructor	Description
CeresSignatureImpl(String signatureAlgorithm)

Method Summary

Modifier and Type	Method	Description
protected Object	engineGetParameter(String param)
protected void	engineInitSign(PrivateKey prKey)
protected void	engineInitVerify(PublicKey publicKey)
protected void	engineSetParameter(String param, Object value)
protected byte[]	engineSign()
protected void	engineUpdate(byte b)
protected void	engineUpdate(byte[] b, int off, int len)
protected boolean	engineVerify(byte[] sigBytes)

Methods inherited from class SignatureSpi

clone, engineGetParameters, engineInitSign, engineSetParameter, engineSign, engineUpdate, engineVerify

Methods inherited from class Object

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

Field Details

data

private final ByteArrayOutputStream data

signatureVerifier

private Signature signatureVerifier

privateKey

private CeresPrivateKey privateKey

Clave privada.

signatureAlgo

private final String signatureAlgo

Algoritmo de firma.

Constructor Details

CeresSignatureImpl

CeresSignatureImpl(String signatureAlgorithm)

Method Details

engineGetParameter

protected Object engineGetParameter(String param)

Specified by:

engineGetParameter in class SignatureSpi

engineInitSign

protected void engineInitSign(PrivateKey prKey)
                       throws InvalidKeyException

Specified by:

engineInitSign in class SignatureSpi

Throws:

InvalidKeyException

engineInitVerify

protected void engineInitVerify(PublicKey publicKey)
                         throws InvalidKeyException

Specified by:

engineInitVerify in class SignatureSpi

Throws:

InvalidKeyException

engineSetParameter

protected void engineSetParameter(String param,
 Object value)

Specified by:

engineSetParameter in class SignatureSpi

engineSign

protected byte[] engineSign()
                     throws SignatureException

Specified by:

engineSign in class SignatureSpi

Throws:

SignatureException

engineUpdate

protected void engineUpdate(byte b)

Specified by:

engineUpdate in class SignatureSpi

engineUpdate

protected void engineUpdate(byte[] b,
 int off,
 int len)

Specified by:

engineUpdate in class SignatureSpi

engineVerify

protected boolean engineVerify(byte[] sigBytes)
                        throws SignatureException

Specified by:

engineVerify in class SignatureSpi

Throws:

SignatureException