com.safeidentity.common.crypto
Class SICryptPkg

java.lang.Object
  com.safeidentity.common.crypto.SICryptPkg

public class SICryptPkg

extends java.lang.Object

Author:

jkkang

Field Summary

static int	E_HMAC_CAL_FAIL
static int	E_HMAC_INCONSIST
static int	E_HMAC_SUCCESS
static byte	FLAG_REQUEST
static byte	FLAG_RESPONSE

Constructor Summary

SICryptPkg()

Method Summary

void	checkProvider()
byte[]	decryptSITicket(int algid, byte[] keys, byte[] iv, byte[] encryptedTicket)
byte[]	encryptSITicket(int algid, byte[] keys, byte[] iv, byte[] plainTicket)
int	generateRandomSalt(byte[] salt)
int	getEncryptTimeStamp(byte[] encData)
static SICryptPkg	getInstance()
java.lang.String	getSenderIdentifier(byte[] encData)
int	keyDerivation(byte[] salt, byte[] contentEncKey, byte[] macKey, byte[] iv, byte[] key) Returns status number of derived key.
byte[]	makeEncBlock(int algid, int macid, java.lang.String value, byte[] keys, byte flag, java.lang.String name)
java.lang.String	makePlainText(byte[] encData, byte[] keys, byte flag, int validTime)
byte[]	makeSITicketMAC(byte[] seed, int seedSize, byte[] ticket, int ticketSize, int macalg, byte[] macKey) Returns SITicket Mac.

Methods inherited from class java.lang.Object

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

Field Detail

E_HMAC_SUCCESS

public static final int E_HMAC_SUCCESS

See Also:

Constant Field Values

E_HMAC_CAL_FAIL

public static final int E_HMAC_CAL_FAIL

See Also:

Constant Field Values

E_HMAC_INCONSIST

public static final int E_HMAC_INCONSIST

See Also:

Constant Field Values

FLAG_REQUEST

public static final byte FLAG_REQUEST

See Also:

Constant Field Values

FLAG_RESPONSE

public static final byte FLAG_RESPONSE

See Also:

Constant Field Values

Constructor Detail

SICryptPkg

public SICryptPkg()

Method Detail

getInstance

public static SICryptPkg getInstance()

checkProvider

public void checkProvider()

makeEncBlock

public byte[] makeEncBlock(int algid,
                           int macid,
                           java.lang.String value,
                           byte[] keys,
                           byte flag,
                           java.lang.String name)
                    throws SICryptException

Throws:

SICryptException

getSenderIdentifier

public java.lang.String getSenderIdentifier(byte[] encData)
                                     throws SICryptException

Throws:

SICryptException

makePlainText

public java.lang.String makePlainText(byte[] encData,
                                      byte[] keys,
                                      byte flag,
                                      int validTime)
                               throws SICryptException

Throws:

SICryptException

decryptSITicket

public byte[] decryptSITicket(int algid,
                              byte[] keys,
                              byte[] iv,
                              byte[] encryptedTicket)
                       throws SICryptException

Throws:

SICryptException

encryptSITicket

public byte[] encryptSITicket(int algid,
                              byte[] keys,
                              byte[] iv,
                              byte[] plainTicket)
                       throws SICryptException

Throws:

SICryptException

makeSITicketMAC

public byte[] makeSITicketMAC(byte[] seed,
                              int seedSize,
                              byte[] ticket,
                              int ticketSize,
                              int macalg,
                              byte[] macKey)
                       throws SICryptException

Returns SITicket Mac.

Parameters:

seed -

seedSize -

ticket -

ticketSize -

macalg -

macKey -

Returns:

Throws:

SICryptException

keyDerivation

public int keyDerivation(byte[] salt,
                         byte[] contentEncKey,
                         byte[] macKey,
                         byte[] iv,
                         byte[] key)

Returns status number of derived key.

Parameters:

salt -

contentEncKey -

macKey -

iv -

key -

Returns:

generateRandomSalt

public int generateRandomSalt(byte[] salt)

getEncryptTimeStamp

public int getEncryptTimeStamp(byte[] encData)
                        throws java.io.IOException

Throws:

java.io.IOException