blob: 91f5fd1b6953ef30cd09a9319fb2877596d11b12 [file] [log] [blame]
// Copyright 2017 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.
#include "net/nqe/network_quality_estimator_util.h"
#include "net/base/address_list.h"
#include "net/base/host_port_pair.h"
#include "net/base/ip_address.h"
#include "net/base/ip_endpoint.h"
#include "net/base/net_errors.h"
#include "net/dns/host_resolver.h"
#include "net/log/net_log_with_source.h"
namespace net {
namespace nqe {
namespace internal {
bool IsPrivateHost(HostResolver* host_resolver,
const HostPortPair& host_port_pair) {
// Try resolving || synchronously.
HostResolver::RequestInfo resolve_info(host_port_pair);
AddressList addresses;
// Resolve synchronously using the resolver's cache.
int rv = host_resolver->ResolveFromCache(resolve_info, &addresses,
if (rv == OK && !addresses.empty()) {
// Checking only the first address should be sufficient.
IPEndPoint ip_end_point = addresses.front();
net::IPAddress ip_address = ip_end_point.address();
if (!ip_address.IsPubliclyRoutable())
return true;
return false;
} // namespace internal
} // namespace nqe
} // namespace net