author Dennis Jackson <>
Sun, 26 Mar 2023 07:31:40 +0000
changeset 657950 dee1eb3308521b4cb7c8a3afe44520efcf582650
parent 647493 471f4bf0a69ea7973cd6bd7760cb72fa5eaa7ab3
permissions -rw-r--r--
Bug 1822876: Add H3 ECH Telemetry. r=kershaw,necko-reviewers This patch adds telemetry which records when H3 connections succeed / fail and what kind of ECH they used. Our H3 ECH tests are extended to test these different modes and that the telemetry is recorded correctly. Differential Revision:

/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at
 * The origin of this IDL file is

enum RTCRtpTransceiverDirection {

dictionary RTCRtpTransceiverInit {
    RTCRtpTransceiverDirection         direction = "sendrecv";
    sequence<MediaStream>              streams = [];
    sequence<RTCRtpEncodingParameters> sendEncodings = [];

interface RTCRtpTransceiver {
    readonly attribute DOMString?                  mid;
    readonly attribute RTCRtpSender                sender;
    readonly attribute RTCRtpReceiver              receiver;
    readonly attribute boolean                     stopped;
             attribute RTCRtpTransceiverDirection  direction;
    readonly attribute RTCRtpTransceiverDirection? currentDirection;

    undefined stop();
    // TODO: bug 1396922
    // undefined setCodecPreferences(sequence<RTCRtpCodecCapability> codecs);

    undefined setAddTrackMagic();
    undefined setDirectionInternal(RTCRtpTransceiverDirection direction);

    DOMString getKind();
    boolean hasBeenUsedToSend();