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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 CHROME_BROWSER_POLICY_POLICY_LOADER_WIN_H_
#define CHROME_BROWSER_POLICY_POLICY_LOADER_WIN_H_
#include "base/synchronization/waitable_event.h"
#include "base/win/object_watcher.h"
#include "chrome/browser/policy/async_policy_loader.h"
namespace policy {
struct PolicyDefinitionList;
class PolicyMap;
// Loads policies from the Windows registry, and watches for Group Policy
// notifications to trigger reloads.
class PolicyLoaderWin : public AsyncPolicyLoader,
public base::win::ObjectWatcher::Delegate {
public:
explicit PolicyLoaderWin(const PolicyDefinitionList* policy_list);
virtual ~PolicyLoaderWin();
// AsyncPolicyLoader implementation.
virtual void InitOnFile() OVERRIDE;
virtual scoped_ptr<PolicyBundle> Load() OVERRIDE;
private:
void LoadChromePolicy(PolicyMap* chrome_policies);
void Load3rdPartyPolicies(PolicyBundle* bundle);
// Installs the watchers for the Group Policy update events.
void SetupWatches();
// ObjectWatcher::Delegate overrides:
virtual void OnObjectSignaled(HANDLE object) OVERRIDE;
bool is_initialized_;
const PolicyDefinitionList* policy_list_;
base::WaitableEvent user_policy_changed_event_;
base::WaitableEvent machine_policy_changed_event_;
base::win::ObjectWatcher user_policy_watcher_;
base::win::ObjectWatcher machine_policy_watcher_;
bool user_policy_watcher_failed_;
bool machine_policy_watcher_failed_;
DISALLOW_COPY_AND_ASSIGN(PolicyLoaderWin);
};
// Constants shared with tests.
namespace registry_constants {
// Path separator for registry keys.
extern const wchar_t kPathSep[];
// Registry key within Chrome's key that contains 3rd party policy.
extern const wchar_t kThirdParty[];
// Registry key within an extension's namespace that contains mandatory
// policy.
extern const wchar_t kMandatory[];
// Registry key within an extension's namespace that contains recommended
// policy.
extern const wchar_t kRecommended[];
// Registry key within an extension's namespace that contains the policy
// schema.
extern const wchar_t kSchema[];
} // namespace registry_constants
} // namespace policy
#endif // CHROME_BROWSER_POLICY_POLICY_LOADER_WIN_H_
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