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// Copyright (c) 2012 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.
#ifndef NET_PROXY_RESOLUTION_PROXY_CONFIG_SERVICE_MAC_H_
#define NET_PROXY_RESOLUTION_PROXY_CONFIG_SERVICE_MAC_H_
#include <memory>
#include "base/compiler_specific.h"
#include "base/memory/ref_counted.h"
#include "base/observer_list.h"
#include "net/base/network_config_watcher_mac.h"
#include "net/proxy_resolution/proxy_config_service.h"
#include "net/proxy_resolution/proxy_config_with_annotation.h"
namespace base {
class SequencedTaskRunner;
} // namespace base
namespace net {
class ProxyConfigServiceMac : public ProxyConfigService {
public:
// Constructs a ProxyConfigService that watches the Mac OS system settings.
// This instance is expected to be operated and deleted on
// |sequenced_task_runner| (however it may be constructed elsewhere).
explicit ProxyConfigServiceMac(
const scoped_refptr<base::SequencedTaskRunner>& sequenced_task_runner,
const NetworkTrafficAnnotationTag& traffic_annotation);
ProxyConfigServiceMac(const ProxyConfigServiceMac&) = delete;
ProxyConfigServiceMac& operator=(const ProxyConfigServiceMac&) = delete;
~ProxyConfigServiceMac() override;
public:
// ProxyConfigService implementation:
void AddObserver(Observer* observer) override;
void RemoveObserver(Observer* observer) override;
ConfigAvailability GetLatestProxyConfig(
ProxyConfigWithAnnotation* config) override;
private:
class Helper;
// Forwarder just exists to keep the NetworkConfigWatcherMac API out of
// ProxyConfigServiceMac's public API.
class Forwarder : public NetworkConfigWatcherMac::Delegate {
public:
explicit Forwarder(ProxyConfigServiceMac* proxy_config_service)
: proxy_config_service_(proxy_config_service) {}
Forwarder(const Forwarder&) = delete;
Forwarder& operator=(const Forwarder&) = delete;
// NetworkConfigWatcherMac::Delegate implementation:
void StartReachabilityNotifications() override {}
void SetDynamicStoreNotificationKeys(SCDynamicStoreRef store) override;
void OnNetworkConfigChange(CFArrayRef changed_keys) override;
private:
ProxyConfigServiceMac* const proxy_config_service_;
};
// Methods directly called by the NetworkConfigWatcherMac::Delegate:
void SetDynamicStoreNotificationKeys(SCDynamicStoreRef store);
void OnNetworkConfigChange(CFArrayRef changed_keys);
// Called when the proxy configuration has changed, to notify the observers.
void OnProxyConfigChanged(const ProxyConfigWithAnnotation& new_config);
Forwarder forwarder_;
std::unique_ptr<const NetworkConfigWatcherMac> config_watcher_;
base::ObserverList<Observer>::Unchecked observers_;
// Holds the last system proxy settings that we fetched.
bool has_fetched_config_ = false;
ProxyConfigWithAnnotation last_config_fetched_;
scoped_refptr<Helper> helper_;
// The task runner that |this| will be operated on.
const scoped_refptr<base::SequencedTaskRunner> sequenced_task_runner_;
const NetworkTrafficAnnotationTag traffic_annotation_;
};
} // namespace net
#endif // NET_PROXY_RESOLUTION_PROXY_CONFIG_SERVICE_MAC_H_
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