/* 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 http://mozilla.org/MPL/2.0/. */

#include "nsISupports.idl"

/**
 * Information about networks that is exposed to network manager API consumers.
 */
[scriptable, uuid(e016d594-3072-11e1-9b7d-0010183a41af)]
interface nsINetworkInterface : nsISupports
{
  const long NETWORK_STATE_UNKNOWN = -1;
  const long NETWORK_STATE_CONNECTING = 0;
  const long NETWORK_STATE_CONNECTED = 1;
  const long NETWORK_STATE_SUSPENDED = 2;
  const long NETWORK_STATE_DISCONNECTING = 3;
  const long NETWORK_STATE_DISCONNECTED = 4;

  /**
   * Current network state, one of the NETWORK_STATE_* constants.
   *
   * When this changes, network interface implementations notify the
   * 'network-interface-state-changed' observer notification.
   */
  readonly attribute long state;

  const long NETWORK_TYPE_WIFI        = 0;
  const long NETWORK_TYPE_MOBILE      = 1;
  const long NETWORK_TYPE_MOBILE_MMS  = 2;

  /**
   * Network type. One of the NETWORK_TYPE_* constants.
   */
  readonly attribute long type;

  /**
   * Name of the network interface. This identifier is unique.
   */
  readonly attribute DOMString name;

  /**
   * Indicates whether DHCP should be run when the interface connects.
   */
  readonly attribute boolean dhcp;

};

/**
 * Manage network interfaces.
 */
[scriptable, uuid(3bc29392-2fba-11e1-80fd-0010183a41af)]
interface nsINetworkManager : nsISupports
{
  /**
   * Register the given network interface with the network manager.
   *
   * Consumers will be notified with the 'network-interface-registered'
   * observer notification.
   *
   * Throws if there's already an interface registered that has the same
   * name.
   *
   * @param network
   *        Network interface to register.
   */
  void registerNetworkInterface(in nsINetworkInterface network);

  /**
   * Unregister the given network interface from the network manager.
   *
   * Consumers will be notified with the 'network-interface-unregistered'
   * observer notification.
   *
   * Throws an exception if the specified network interface object isn't
   * registered.
   *
   * @param network
   *        Network interface to unregister.
   */
  void unregisterNetworkInterface(in nsINetworkInterface network);

  /**
   * Object containing all known network connections, keyed by their
   * interface name.
   */
  readonly attribute jsval networkInterfaces;

  /**
   * The preferred network type. One of the
   * nsINetworkInterface::NETWORK_TYPE_* constants.
   *
   * This attribute is used for setting default route to favor
   * interfaces with given type.  This can be overriden by calling
   * overrideDefaultRoute().
   */
  attribute long preferredNetworkType;

  /**
   * The network interface handling all data traffic.
   *
   * When this changes, the 'network-active-changed' observer
   * notification is dispatched.
   */
  readonly attribute nsINetworkInterface active;

  /**
   * Override the default behaviour for preferredNetworkType and route
   * all network traffic through the the specified interface.
   *
   * Consumers can observe changes to the active network by subscribing to
   * the 'network-active-changed' observer notification.
   *
   * @param network
   *        Network to route all network traffic to. If this is null,
   *        a previous override is canceled.
   */
  long overrideActive(in nsINetworkInterface network);

};
