iaik.pkcs.pkcs11.provider.ciphers

Class ECIESParameterSpec

java.lang.Object

iaik.pkcs.pkcs11.provider.ciphers.ECIESParameterSpec

All Implemented Interfaces:

java.security.spec.AlgorithmParameterSpec

public class ECIESParameterSpec
extends java.lang.Object
implements java.security.spec.AlgorithmParameterSpec

This is a AlgorithmParameterSpec implementation to be used for ECIES with utimaco HSMs. For more details refer to ANSI X9.63 and the utimaco(R) HSM documentation.

Author:

Otto Touzil

Constructor Summary

Constructors

Constructor and Description
ECIESParameterSpec() Default constructor using defaults: SHA256, XOR and HmacSha256 and NO shared secrets.
ECIESParameterSpec(java.lang.String hashAlgorithm, java.lang.String symmetricCipher, int cryptOpt, java.lang.String macAlgorithm, int macOpt)
ECIESParameterSpec(java.lang.String hashAlgorithm, java.lang.String symmetricCipher, int cryptOpt, java.lang.String macAlgorithm, int macOpt, byte[] sharedSecret1, byte[] sharedSecret2)

Method Summary

Modifier and Type	Method and Description
int	getCryptOpt()
java.lang.String	getHashAlgorithm()
java.lang.String	getMacAlgorithm()
int	getMacOpt()
byte[]	getSharedSecret1()
byte[]	getSharedSecret2()
java.lang.String	getSymmetricCipher()
void	setSharedSecret1(byte[] sharedSecret) Set the shared secret
void	setSharedSecret2(byte[] sharedSecret) Set the shared secret
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

ECIESParameterSpec

public ECIESParameterSpec()

Default constructor using defaults: SHA256, XOR and HmacSha256 and NO shared secrets.

ECIESParameterSpec

public ECIESParameterSpec(java.lang.String hashAlgorithm,
                          java.lang.String symmetricCipher,
                          int cryptOpt,
                          java.lang.String macAlgorithm,
                          int macOpt)

Parameters:

hashAlgorithm - Valid options: SHA1, SHA224, SHA256, SHA384, SHA512, RIPEMD160 und MD5

symmetricCipher - Valid options: AES in ECB and CBC mode, XOR

cryptOpt - Length of the symmetric cipher. 0 for XOR, 16 for AES

macAlgorithm - Valid options: SHA1-HMAC, SHA224-HMAC, SHA256-HMAC, SHA384-HMAC, SHA512-HMAC, RIPEMD160-HMAC und MD5-HMAC

ECIESParameterSpec

public ECIESParameterSpec(java.lang.String hashAlgorithm,
                          java.lang.String symmetricCipher,
                          int cryptOpt,
                          java.lang.String macAlgorithm,
                          int macOpt,
                          byte[] sharedSecret1,
                          byte[] sharedSecret2)

Parameters:

hashAlgorithm - Valid options: SHA1, SHA224, SHA256, SHA384, SHA512, RIPEMD160 und MD5

symmetricCipher - Valid options: AES in ECB and CBC mode, XOR

cryptOpt - Length of the symmetric cipher. 0 for XOR, 16 for AES

macAlgorithm - Valid options: SHA1-HMAC, SHA224-HMAC, SHA256-HMAC, SHA384-HMAC, SHA512-HMAC, RIPEMD160-HMAC und MD5-HMAC

sharedSecret1 - a shared secret (optional)

sharedSecret2 - a shared secret (optional)

Method Detail

getHashAlgorithm

public java.lang.String getHashAlgorithm()

Returns:

the hash algorithm name as string

getSymmetricCipher

public java.lang.String getSymmetricCipher()

Returns:

the symmetric cipher name as string

getCryptOpt

public int getCryptOpt()

Returns:

the crypto options (symmetric cipher length)

getMacAlgorithm

public java.lang.String getMacAlgorithm()

Returns:

the mac algorithm as string

getSharedSecret1

public byte[] getSharedSecret1()

getSharedSecret2

public byte[] getSharedSecret2()

getMacOpt

public int getMacOpt()

setSharedSecret1

public void setSharedSecret1(byte[] sharedSecret)

Set the shared secret

Parameters:

sharedSecret - the shared secret

setSharedSecret2

public void setSharedSecret2(byte[] sharedSecret)

Set the shared secret

Parameters:

sharedSecret - the shared secret

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object