org.spongycastle.crypto.engines

Class RFC5649WrapEngine

java.lang.Object

org.spongycastle.crypto.engines.RFC5649WrapEngine

All Implemented Interfaces:

Wrapper

Direct Known Subclasses:

AESWrapPadEngine, ARIAWrapPadEngine

public class RFC5649WrapEngine
extends java.lang.Object
implements Wrapper

An implementation of the AES Key Wrap with Padding specification as described in RFC 5649.

For details on the specification see: https://tools.ietf.org/html/rfc5649

Constructor Summary

Constructors

Constructor and Description
RFC5649WrapEngine(BlockCipher engine)

Method Summary

Modifier and Type	Method and Description
java.lang.String	getAlgorithmName() Return the name of the algorithm the wrapper implements.
void	init(boolean forWrapping, CipherParameters param)
byte[]	unwrap(byte[] in, int inOff, int inLen)
byte[]	wrap(byte[] in, int inOff, int inLen)

Methods inherited from class java.lang.Object

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

Constructor Detail

RFC5649WrapEngine

public RFC5649WrapEngine(BlockCipher engine)

Method Detail

init

public void init(boolean forWrapping,
                 CipherParameters param)

Specified by:

init in interface Wrapper

getAlgorithmName

public java.lang.String getAlgorithmName()

Description copied from interface: Wrapper

Return the name of the algorithm the wrapper implements.

Specified by:

getAlgorithmName in interface Wrapper

Returns:

the name of the algorithm the wrapper implements.

wrap

public byte[] wrap(byte[] in,
                   int inOff,
                   int inLen)

Specified by:

wrap in interface Wrapper

unwrap

public byte[] unwrap(byte[] in,
                     int inOff,
                     int inLen)
              throws InvalidCipherTextException

Specified by:

unwrap in interface Wrapper

Throws:

InvalidCipherTextException