org.spongycastle.crypto.tls

Class TlsNullCipher

java.lang.Object

org.spongycastle.crypto.tls.TlsNullCipher

All Implemented Interfaces:

TlsCipher

public class TlsNullCipher
extends java.lang.Object
implements TlsCipher

A NULL CipherSuite with optional MAC

Field Summary

Fields

Modifier and Type	Field and Description
protected TlsContext	context
protected TlsMac	readMac
protected TlsMac	writeMac

Constructor Summary

Constructors

Constructor and Description
TlsNullCipher(TlsContext context)
TlsNullCipher(TlsContext context, Digest clientWriteDigest, Digest serverWriteDigest)

Method Summary

Modifier and Type	Method and Description
byte[]	decodeCiphertext(long seqNo, short type, byte[] ciphertext, int offset, int len)
byte[]	encodePlaintext(long seqNo, short type, byte[] plaintext, int offset, int len)
int	getPlaintextLimit(int ciphertextLimit)

Methods inherited from class java.lang.Object

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

Field Detail

context

protected TlsContext context

writeMac

protected TlsMac writeMac

readMac

protected TlsMac readMac

Constructor Detail

TlsNullCipher

public TlsNullCipher(TlsContext context)

TlsNullCipher

public TlsNullCipher(TlsContext context,
                     Digest clientWriteDigest,
                     Digest serverWriteDigest)
              throws java.io.IOException

Throws:

java.io.IOException

Method Detail

getPlaintextLimit

public int getPlaintextLimit(int ciphertextLimit)

Specified by:

getPlaintextLimit in interface TlsCipher

encodePlaintext

public byte[] encodePlaintext(long seqNo,
                              short type,
                              byte[] plaintext,
                              int offset,
                              int len)
                       throws java.io.IOException

Specified by:

encodePlaintext in interface TlsCipher

Throws:

java.io.IOException

decodeCiphertext

public byte[] decodeCiphertext(long seqNo,
                               short type,
                               byte[] ciphertext,
                               int offset,
                               int len)
                        throws java.io.IOException

Specified by:

decodeCiphertext in interface TlsCipher

Throws:

java.io.IOException