cobalt/network/proxy_config_service.h

// Copyright 2015 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef COBALT_NETWORK_PROXY_CONFIG_SERVICE_H_
#define COBALT_NETWORK_PROXY_CONFIG_SERVICE_H_

#include "base/logging.h"
#include "base/optional.h"
#include "net/proxy_resolution/proxy_config_service_fixed.h"
#include "net/proxy_resolution/proxy_config_with_annotation.h"

namespace cobalt {
namespace network {
namespace {
constexpr net::NetworkTrafficAnnotationTag kNetworkTrafficAnnotation =
    net::DefineNetworkTrafficAnnotation("proxy_config_service",
                                        "proxy_config_service");
}
class ProxyConfigService : public net::ProxyConfigServiceFixed {
 public:
  // If the optional ProxyConfigWithAnnotation parameter is set, it overrides
  // the system proxy configuration. We currently do not make use of the network
  // traffic annotation tag yet.
  explicit ProxyConfigService(
      const base::Optional<net::ProxyConfig>& proxy_config)
      : ProxyConfigServiceFixed(net::ProxyConfigWithAnnotation(
            proxy_config.value_or(GetProxyConfig()),
            kNetworkTrafficAnnotation)) {}

  virtual ~ProxyConfigService();

  // Returns the proxy configuration from the system.
  net::ProxyConfig GetProxyConfig();
};

}  // namespace network
}  // namespace cobalt

#endif  // COBALT_NETWORK_PROXY_CONFIG_SERVICE_H_