chrome/browser/sharing/proto/peer_connection_messages.proto

// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

syntax = "proto3";

option java_multiple_files = true;
option java_package = "org.chromium.chrome.browser.sharing.proto";

package chrome_browser_sharing;

// Required in Chrome.
option optimize_for = LITE_RUNTIME;

// Used to send an initial offer to a remote device as part of the signalling
// mechanism of WebRTC.
message PeerConnectionOfferMessage {
  // required
  string sdp = 1;
}

// Used to send the answer to a received offer as part of the signalling
// mechanism of WebRTC.
message PeerConnectionAnswerMessage {
  // required
  string sdp = 1;
}

// Represents an ICE candidate for a WebRTC connection.
message PeerConnectionIceCandidate {
  // required
  string candidate = 1;
  // required
  string sdp_mid = 2;
  // required
  int32 sdp_mline_index = 3;
}

// Used to exchange ice candidate messages between peers for WebRTC connection.
message PeerConnectionIceCandidatesMessage {
  // required
  repeated PeerConnectionIceCandidate ice_candidates = 1;
}