Source/WebCore/Modules/mediastream/RTCPeerConnection.idl

/*
 * Copyright (C) 2012 Google Inc. All rights reserved.
 * Copyright (C) 2013 Nokia Corporation and/or its subsidiary(-ies).
 * Copyright (C) 2015, 2016 Ericsson AB. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer
 *    in the documentation and/or other materials provided with the
 *    distribution.
 * 3. Neither the name of Google Inc. nor the names of its contributors
 *    may be used to endorse or promote products derived from this
 *    software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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dictionary RTCOfferAnswerOptions {
    boolean voiceActivityDetection = true;
};

dictionary RTCOfferOptions : RTCOfferAnswerOptions {
    boolean iceRestart = false;
};

dictionary RTCAnswerOptions : RTCOfferAnswerOptions {
};

dictionary RTCDataChannelInit {
    boolean ordered = true;
    unsigned short maxRetransmitTime;
    unsigned short maxRetransmits;
    USVString protocol = "";
    boolean negotiated = false;
    unsigned short id;
};

[
    ActiveDOMObject,
    Conditional=WEB_RTC,
    ConstructorCallWith=ScriptExecutionContext,
    EnabledAtRuntime=peerConnection,
    ExportMacro=WEBCORE_EXPORT,
    JSBuiltinConstructor,
] interface RTCPeerConnection : EventTarget {
    // Private initializer
    [PrivateIdentifier, CallWith=Document, MayThrowException] void initializeWith(RTCConfiguration configuration);

    // RTP Media API extensions
    [PrivateIdentifier, PublicIdentifier] sequence<RTCRtpSender> getSenders();
    sequence<RTCRtpReceiver> getReceivers();
    sequence<RTCRtpTransceiver> getTransceivers();

    [PrivateIdentifier, PublicIdentifier, MayThrowException] RTCRtpSender addTrack(MediaStreamTrack track, MediaStream... streams);
    [PrivateIdentifier, PublicIdentifier, MayThrowException] void removeTrack(RTCRtpSender sender);

    [MayThrowException] RTCRtpTransceiver addTransceiver(MediaStreamTrack track, optional RTCRtpTransceiverInit init);
    [MayThrowException] RTCRtpTransceiver addTransceiver(DOMString kind, optional RTCRtpTransceiverInit init);

    // Legacy MediaSream-based API (implemented on top of the RTP Media API)
    [JSBuiltin] sequence<MediaStream> getLocalStreams();
    [PrivateIdentifier, PublicIdentifier] sequence<MediaStream> getRemoteStreams();
    [JSBuiltin] MediaStream getStreamById(DOMString streamId);

    [JSBuiltin] void addStream(MediaStream stream);
    [JSBuiltin] void removeStream(MediaStream stream);

    [JSBuiltin] Promise<RTCSessionDescriptionInit> createOffer(optional RTCOfferOptions offerOptions);
    // Legacy signature: Promise<void> createOffer(RTCSessionDescriptionCallback successCallback
    //                                       RTCPeerConnectionErrorCallback errorCallback,
    //                                       optional Dictionary offerOptions);

    [JSBuiltin] Promise<RTCSessionDescriptionInit> createAnswer(optional RTCAnswerOptions answerOptions);
    // Legacy signature: Promise<void> createAnswer(RTCSessionDescriptionCallback successCallback
    //                                        RTCPeerConnectionErrorCallback errorCallback,
    //                                        optional Dictionary answerOptions);

    [JSBuiltin] Promise<void> setLocalDescription(RTCSessionDescription description);
    // Legacy signature: Promise<void> setLocalDescription(RTCSessionDescription description
    //                                               VoidCallback successCallback,
    //                                               RTCPeerConnectionErrorCallback errorCallback);

    readonly attribute RTCSessionDescription localDescription;
    readonly attribute RTCSessionDescription currentLocalDescription;
    readonly attribute RTCSessionDescription pendingLocalDescription;

    [JSBuiltin] Promise<void> setRemoteDescription(RTCSessionDescription description);
    // Legacy signature: Promise<void> setRemoteDescription(RTCSessionDescription description
    //                                                VoidCallback successCallback,
    //                                                RTCPeerConnectionErrorCallback errorCallback);

    readonly attribute RTCSessionDescription remoteDescription;
    readonly attribute RTCSessionDescription currentRemoteDescription;
    readonly attribute RTCSessionDescription pendingRemoteDescription;

    readonly attribute DOMString signalingState;

    [JSBuiltin] Promise<void> addIceCandidate(RTCIceCandidate candidate);
    // Legacy signature: Promise<void> addIceCandidate(RTCIceCandidate candidate
    //                                           VoidCallback successCallback,
    //                                           RTCPeerConnectionErrorCallback errorCallback);

    readonly attribute DOMString iceGatheringState;
    readonly attribute DOMString iceConnectionState;

    RTCConfiguration getConfiguration();
    [MayThrowException] void setConfiguration(RTCConfiguration configuration);

    [JSBuiltin] Promise<RTCStatsReport> getStats(optional MediaStreamTrack? selector = null);
    // Legacy signature: Promise<void> getStats(MediaStreamTrack? selector
    //                                    RTCStatsCallback successCallback,
    //                                    RTCPeerConnectionErrorCallback errorCallback);

    // Private API used to implement the overloaded operations above. Queued functions are called by
    // runQueuedOperation() (defined in RTCPeerConnectionInternals.js).
    [PrivateIdentifier] Promise<RTCSessionDescriptionInit> queuedCreateOffer(optional RTCOfferOptions offerOptions);
    [PrivateIdentifier] Promise<RTCSessionDescriptionInit> queuedCreateAnswer(optional RTCAnswerOptions answerOptions);
    [PrivateIdentifier] Promise<void> queuedSetLocalDescription(RTCSessionDescription description);
    [PrivateIdentifier] Promise<void> queuedSetRemoteDescription(RTCSessionDescription description);
    [PrivateIdentifier] Promise<void> queuedAddIceCandidate(RTCIceCandidate candidate);
    [PrivateIdentifier] Promise<RTCStatsReport> privateGetStats(MediaStreamTrack? selector);

    [CallWith=ScriptExecutionContext, MayThrowException] RTCDataChannel createDataChannel([TreatNullAs=EmptyString] DOMString label, optional RTCDataChannelInit options);

    void close();

    attribute EventHandler onnegotiationneeded;
    attribute EventHandler onicecandidate;
    attribute EventHandler onsignalingstatechange;
    attribute EventHandler ontrack;
    attribute EventHandler oniceconnectionstatechange;
    attribute EventHandler onicegatheringstatechange;
    attribute EventHandler ondatachannel;

    // Legacy event handler (MediaStream-based API)
    attribute EventHandler onaddstream;
};

// This enum is mirrored in RTCRtpTransceiver.idl
enum RTCRtpTransceiverDirection { "sendrecv", "sendonly", "recvonly", "inactive" };

dictionary RTCRtpTransceiverInit {
    RTCRtpTransceiverDirection direction = "sendrecv";
};