gnu.crypto.sig.rsa

Class EMSA_ISO9796d2

java.lang.Object

gnu.crypto.sig.rsa.EMSA_ISO9796d2

public class EMSA_ISO9796d2
extends java.lang.Object

ISO9796d2 scheme 1

Author:

orcun.ertugrul ToDo scheme 2 PSS'li olacak.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	blockLength
protected byte[]	mBuf
protected IMessageDigest	md
protected int	messageLength
protected int	modBits
static int	TRAILER_IMPLICIT
static int	TRAILER_RIPEMD128
static int	TRAILER_RIPEMD160
static int	TRAILER_SHA1

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	EMSA_ISO9796d2(IMessageDigest hash, boolean implicit)

Method Summary

Modifier and Type	Method and Description
java.lang.Object	clone()
boolean	decode(byte[] block)
byte[]	encode()
static EMSA_ISO9796d2	getInstance(java.lang.String mdName)
static EMSA_ISO9796d2	getInstance(java.lang.String mdName, boolean implicit)
byte[]	getRecoveredMessage()
boolean	hasFullMessage()
void	init(int modBits)
void	update(byte b)
void	update(byte[] b, int off, int len)

Methods inherited from class java.lang.Object

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

Field Detail

TRAILER_IMPLICIT

public static final int TRAILER_IMPLICIT

See Also:

Constant Field Values

TRAILER_RIPEMD160

public static final int TRAILER_RIPEMD160

See Also:

Constant Field Values

TRAILER_RIPEMD128

public static final int TRAILER_RIPEMD128

See Also:

Constant Field Values

TRAILER_SHA1

public static final int TRAILER_SHA1

See Also:

Constant Field Values

md

protected IMessageDigest md

mBuf

protected byte[] mBuf

messageLength

protected int messageLength

blockLength

protected int blockLength

modBits

protected int modBits

Constructor Detail

EMSA_ISO9796d2

protected EMSA_ISO9796d2(IMessageDigest hash,
                         boolean implicit)

Method Detail

getInstance

public static final EMSA_ISO9796d2 getInstance(java.lang.String mdName)

getInstance

public static final EMSA_ISO9796d2 getInstance(java.lang.String mdName,
                                               boolean implicit)

update

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

update

public void update(byte b)

init

public void init(int modBits)

encode

public byte[] encode()

decode

public boolean decode(byte[] block)

clone

public java.lang.Object clone()

Overrides:

clone in class java.lang.Object

hasFullMessage

public boolean hasFullMessage()

getRecoveredMessage

public byte[] getRecoveredMessage()