net.jradius.tls.TlsNullCipherSuite Maven / Gradle / Ivy
package net.jradius.tls;
/**
* A NULL CipherSuite in java, this should only be used during handshake.
*/
public class TlsNullCipherSuite extends TlsCipherSuite
{
protected void init(byte[] ms, byte[] cr, byte[] sr)
{
throw new TlsRuntimeException("Sorry, init of TLS_NULL_WITH_NULL_NULL is forbidden");
}
protected byte[] encodePlaintext(short type, byte[] plaintext, int offset, int len)
{
byte[] result = new byte[len];
System.arraycopy(plaintext, offset, result, 0, len);
return result;
}
protected byte[] decodeCiphertext(short type, byte[] plaintext, int offset, int len, TlsProtocolHandler handler)
{
byte[] result = new byte[len];
System.arraycopy(plaintext, offset, result, 0, len);
return result;
}
protected short getKeyExchangeAlgorithm()
{
return 0;
}
}