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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.
#include "chrome/installer/util/firewall_manager_win.h"
#include "base/files/file_path.h"
#include "base/strings/string16.h"
#include "chrome/installer/util/advanced_firewall_manager_win.h"
#include "chrome/installer/util/browser_distribution.h"
#include "chrome/installer/util/install_util.h"
#include "chrome/installer/util/l10n_string_util.h"
#include "chrome/installer/util/legacy_firewall_manager_win.h"
#include "installer_util_strings.h" // NOLINT
namespace installer {
namespace {
const uint16 kDefaultMdnsPort = 5353;
class FirewallManagerAdvancedImpl : public FirewallManager {
public:
FirewallManagerAdvancedImpl() {}
~FirewallManagerAdvancedImpl() override {}
bool Init(const base::string16& app_name, const base::FilePath& app_path) {
return manager_.Init(app_name, app_path);
}
// FirewallManager methods.
bool CanUseLocalPorts() override {
return !manager_.IsFirewallEnabled() || manager_.HasAnyRule();
};
bool AddFirewallRules() override {
return manager_.AddUDPRule(GetMdnsRuleName(), GetMdnsRuleDescription(),
kDefaultMdnsPort);
}
void RemoveFirewallRules() override {
manager_.DeleteAllRules();
}
private:
static base::string16 GetMdnsRuleName() {
#if defined(GOOGLE_CHROME_BUILD)
if (InstallUtil::IsChromeSxSProcess())
return GetLocalizedString(IDS_INBOUND_MDNS_RULE_NAME_CANARY_BASE);
#endif
return GetLocalizedString(IDS_INBOUND_MDNS_RULE_NAME_BASE);
}
static base::string16 GetMdnsRuleDescription() {
#if defined(GOOGLE_CHROME_BUILD)
if (InstallUtil::IsChromeSxSProcess())
return GetLocalizedString(IDS_INBOUND_MDNS_RULE_DESCRIPTION_CANARY_BASE);
#endif
return GetLocalizedString(IDS_INBOUND_MDNS_RULE_DESCRIPTION_BASE);
}
AdvancedFirewallManager manager_;
DISALLOW_COPY_AND_ASSIGN(FirewallManagerAdvancedImpl);
};
class FirewallManagerLegacyImpl : public FirewallManager {
public:
FirewallManagerLegacyImpl() {}
~FirewallManagerLegacyImpl() override {}
bool Init(const base::string16& app_name, const base::FilePath& app_path) {
return manager_.Init(app_name, app_path);
}
// FirewallManager methods.
bool CanUseLocalPorts() override {
return !manager_.IsFirewallEnabled() ||
manager_.GetAllowIncomingConnection(NULL);
};
bool AddFirewallRules() override {
// Change nothing if rule is set.
return manager_.GetAllowIncomingConnection(NULL) ||
manager_.SetAllowIncomingConnection(true);
}
void RemoveFirewallRules() override {
manager_.DeleteRule();
}
private:
LegacyFirewallManager manager_;
DISALLOW_COPY_AND_ASSIGN(FirewallManagerLegacyImpl);
};
} // namespace
FirewallManager::~FirewallManager() {}
// static
scoped_ptr<FirewallManager> FirewallManager::Create(
BrowserDistribution* dist,
const base::FilePath& chrome_path) {
// First try to connect to "Windows Firewall with Advanced Security" (Vista+).
scoped_ptr<FirewallManagerAdvancedImpl> manager(
new FirewallManagerAdvancedImpl());
if (manager->Init(dist->GetDisplayName(), chrome_path))
return manager.Pass();
// Next try to connect to "Windows Firewall for Windows XP with SP2".
scoped_ptr<FirewallManagerLegacyImpl> legacy_manager(
new FirewallManagerLegacyImpl());
if (legacy_manager->Init(dist->GetDisplayName(), chrome_path))
return legacy_manager.Pass();
return scoped_ptr<FirewallManager>();
}
FirewallManager::FirewallManager() {
}
} // namespace installer
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