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// Copyright 2014 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_INSTALLER_UTIL_LEGACY_FIREWALL_MANAGER_WIN_H_
#define CHROME_INSTALLER_UTIL_LEGACY_FIREWALL_MANAGER_WIN_H_
#include <windows.h>
#include <netfw.h>
#include "base/files/file_path.h"
#include "base/strings/string16.h"
#include "base/win/scoped_comptr.h"
namespace installer {
// Manages firewall rules using Windows Firewall API. The API is
// available on Windows XP with SP2 and later. Applications should use
// |AdvancedFirewallManager| instead of this class on Windows Vista and later.
// Most methods need elevation.
class LegacyFirewallManager {
public:
LegacyFirewallManager();
~LegacyFirewallManager();
// Initializes object to manage application win name |app_name| and path
// |app_path|.
bool Init(const base::string16& app_name, const base::FilePath& app_path);
// Returns true if firewall is enabled.
bool IsFirewallEnabled();
// Returns true if function can read rule for the current app. Sets |value|
// true, if rule allows incoming connections, or false otherwise.
bool GetAllowIncomingConnection(bool* value);
// Allows or blocks all incoming connection for current app. Needs elevation.
bool SetAllowIncomingConnection(bool allow);
// Deletes rule for current app. Needs elevation.
void DeleteRule();
private:
// Returns the authorized applications collection for the local firewall
// policy's current profile or an empty pointer in case of error.
base::win::ScopedComPtr<INetFwAuthorizedApplications>
GetAuthorizedApplications();
// Creates rule for the current application. If |allow| is true, incoming
// connections are allowed, blocked otherwise.
base::win::ScopedComPtr<INetFwAuthorizedApplication>
CreateChromeAuthorization(bool allow);
base::string16 app_name_;
base::FilePath app_path_;
base::win::ScopedComPtr<INetFwProfile> current_profile_;
DISALLOW_COPY_AND_ASSIGN(LegacyFirewallManager);
};
} // namespace installer
#endif // CHROME_INSTALLER_UTIL_LEGACY_FIREWALL_MANAGER_WIN_H_
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