
org.jitsi.service.neomedia.SDesControl Maven / Gradle / Ivy
/*
* Copyright @ 2015 Atlassian Pty Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jitsi.service.neomedia;
import ch.imvs.sdes4j.srtp.*;
/**
* SDES based SRTP MediaStream encryption control.
*
* @author Ingo Bauersachs
*/
public interface SDesControl
extends SrtpControl
{
/**
* Name of the config setting that supplies the default enabled cipher
* suites. Cipher suites are comma-separated.
*/
public static final String SDES_CIPHER_SUITES =
"net.java.sip.communicator.service.neomedia.SDES_CIPHER_SUITES";
/**
* Gets the crypto attribute of the incoming MediaStream.
*
* @return the crypto attribute of the incoming MediaStream.
*/
public SrtpCryptoAttribute getInAttribute();
/**
* Returns the crypto attributes enabled on this computer.
*
* @return The crypto attributes enabled on this computer.
*/
public SrtpCryptoAttribute[] getInitiatorCryptoAttributes();
/**
* Gets the crypto attribute of the outgoing MediaStream.
*
* @return the crypto attribute of the outgoing MediaStream.
*/
public SrtpCryptoAttribute getOutAttribute();
/**
* Gets all supported cipher suites.
*
* @return all supported cipher suites.
*/
public Iterable getSupportedCryptoSuites();
/**
* Selects the local crypto attribute from the initial offering
* ({@link #getInitiatorCryptoAttributes()}) based on the peer's first
* matching cipher suite.
*
* @param peerAttributes The peer's crypto offers.
* @return A SrtpCryptoAttribute when a matching cipher suite was found;
* null, otherwise.
*/
public SrtpCryptoAttribute initiatorSelectAttribute(
Iterable peerAttributes);
/**
* Chooses a supported crypto attribute from the peer's list of supplied
* attributes and creates the local crypto attribute. Used when the control
* is running in the role as responder.
*
* @param peerAttributes The peer's crypto attribute offering.
* @return The local crypto attribute for the answer of the offer or
* null if no matching cipher suite could be found.
*/
public SrtpCryptoAttribute responderSelectAttribute(
Iterable peerAttributes);
/**
* Sets the enabled SDES ciphers.
*
* @param ciphers The list of enabled ciphers.
*/
public void setEnabledCiphers(Iterable ciphers);
}
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