// Copyright 2018 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.

module network.mojom;

import "mojo/public/mojom/base/time.mojom";
import "net/interfaces/ip_address.mojom";
import "net/interfaces/ip_endpoint.mojom";
import "services/network/public/mojom/mutable_network_traffic_annotation_tag.mojom";

[Native]
struct NetworkInterface;

[Native]
enum P2PSocketType;

[Native]
struct P2PHostAndIPEndPoint;

[Native]
struct P2PPacketInfo;

[Native]
struct P2PPortRange;

[Native]
struct P2PSendPacketMetrics;

[Native]
enum P2PSocketOption;

interface P2PNetworkNotificationClient {
  NetworkListChanged(array<NetworkInterface> networks,
                     net.interfaces.IPAddress default_ipv4_local_address,
                     net.interfaces.IPAddress default_ipv6_local_address);
};

interface P2PSocketManager {
  // Starts listening to network list changed events.
  StartNetworkNotifications(P2PNetworkNotificationClient client);

  GetHostAddress(string host_name)
      => (array<net.interfaces.IPAddress> addresses);

  CreateSocket(P2PSocketType type,
               net.interfaces.IPEndPoint local_address,
               P2PPortRange port_range,
               P2PHostAndIPEndPoint remote_address,
               P2PSocketClient client,
               P2PSocket& socket);
};

interface P2PSocket {
  // TODO(sergeyu): Use shared memory to pass the data.
  Send(array<int8> data,
       P2PPacketInfo packet_info,
       network.mojom.MutableNetworkTrafficAnnotationTag traffic_annotation);
  SetOption(P2PSocketOption option, int32 value);
};

interface P2PSocketClient {
  SocketCreated(net.interfaces.IPEndPoint local_address,
                net.interfaces.IPEndPoint remote_address);
  SendComplete(P2PSendPacketMetrics send_metrics);
  IncomingTcpConnection(net.interfaces.IPEndPoint socket_address,
                        P2PSocket socket,
                        P2PSocketClient& client);
  DataReceived(net.interfaces.IPEndPoint socket_address,
               array<int8> data,
               mojo_base.mojom.TimeTicks timestamp);
};