author Dennis Jackson <>
Sun, 26 Mar 2023 07:31:40 +0000
changeset 657950 dee1eb3308521b4cb7c8a3afe44520efcf582650
parent 648449 ff077e9851cc93e8dafe6c1aeb518315f80d1e38
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

typedef (ReadableStreamDefaultReader or ReadableStreamBYOBReader) ReadableStreamReader;

enum ReadableStreamType { "bytes" };

interface mixin ReadableStreamGenericReader {
  readonly attribute Promise<undefined> closed;

  Promise<undefined> cancel(optional any reason);

interface ReadableStreamDefaultReader {
  constructor(ReadableStream stream);

  Promise<ReadableStreamReadResult> read();

  undefined releaseLock();
ReadableStreamDefaultReader includes ReadableStreamGenericReader;

dictionary ReadableStreamReadResult {
 any value;
 boolean done;