chromium/net/proxy_resolution/configured_proxy_resolution_service.h

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef NET_PROXY_RESOLUTION_CONFIGURED_PROXY_RESOLUTION_SERVICE_H_
#define NET_PROXY_RESOLUTION_CONFIGURED_PROXY_RESOLUTION_SERVICE_H_

#include <stddef.h>

#include <memory>
#include <optional>
#include <set>
#include <string>
#include <vector>

#include "base/gtest_prod_util.h"
#include "base/memory/raw_ptr.h"
#include "base/synchronization/waitable_event.h"
#include "base/threading/thread_checker.h"
#include "net/base/completion_once_callback.h"
#include "net/base/load_states.h"
#include "net/base/net_errors.h"
#include "net/base/net_export.h"
#include "net/base/network_change_notifier.h"
#include "net/log/net_log_with_source.h"
#include "net/proxy_resolution/proxy_config_service.h"
#include "net/proxy_resolution/proxy_config_with_annotation.h"
#include "net/proxy_resolution/proxy_info.h"
#include "net/proxy_resolution/proxy_resolution_request.h"
#include "net/proxy_resolution/proxy_resolution_service.h"
#include "net/proxy_resolution/proxy_resolver.h"
#include "net/traffic_annotation/network_traffic_annotation.h"
#include "url/gurl.h"

namespace base {
class TimeDelta;
}  // namespace base

namespace net {

class ConfiguredProxyResolutionRequest;
class DhcpPacFileFetcher;
class NetLog;
class PacFileFetcher;
class ProxyDelegate;
class ProxyResolverFactory;
struct PacFileDataWithSource;

// This class decides which proxy server(s) to use for a particular URL request.
// It uses the given ProxyResolver to evaluate a PAC file, which the
// ConfiguredProxyResolutionService then uses to resolve a proxy.  All proxy
// resolution in this class is based on first getting proxy configurations (ex:
// a PAC URL) from some source and then using these configurations to attempt to
// resolve that proxy.
class NET_EXPORT ConfiguredProxyResolutionService
    : public ProxyResolutionService,
      public NetworkChangeNotifier::IPAddressObserver,
      public NetworkChangeNotifier::DNSObserver,
      public ProxyConfigService::Observer { … };

}  // namespace net

#endif  // NET_PROXY_RESOLUTION_CONFIGURED_PROXY_RESOLUTION_SERVICE_H_