/*
 *  Copyright 2015 The WebRTC Project Authors. All rights reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#include "rtc_base/network_monitor.h"

#include <stdint.h>

#include "rtc_base/checks.h"
#include "rtc_base/location.h"
#include "rtc_base/logging.h"

namespace {
const uint32_t UPDATE_NETWORKS_MESSAGE = 1;
}  // namespace

namespace rtc {
NetworkMonitorInterface::NetworkMonitorInterface() {}

NetworkMonitorInterface::~NetworkMonitorInterface() {}

NetworkMonitorBase::NetworkMonitorBase() : worker_thread_(Thread::Current()) {}
NetworkMonitorBase::~NetworkMonitorBase() {}

void NetworkMonitorBase::OnNetworksChanged() {
  RTC_LOG(LS_VERBOSE) << "Network change is received at the network monitor";
  worker_thread_->Post(RTC_FROM_HERE, this, UPDATE_NETWORKS_MESSAGE);
}

void NetworkMonitorBase::OnMessage(Message* msg) {
  RTC_DCHECK(msg->message_id == UPDATE_NETWORKS_MESSAGE);
  SignalNetworksChanged();
}

AdapterType NetworkMonitorBase::GetVpnUnderlyingAdapterType(
    const std::string& interface_name) {
  return ADAPTER_TYPE_UNKNOWN;
}

}  // namespace rtc