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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_PASSWORD_MANAGER_NATIVE_BACKEND_KWALLET_X_H_
#define CHROME_BROWSER_PASSWORD_MANAGER_NATIVE_BACKEND_KWALLET_X_H_
#include <string>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_vector.h"
#include "base/time/time.h"
#include "chrome/browser/password_manager/password_store_factory.h"
#include "chrome/browser/password_manager/password_store_x.h"
#include "chrome/browser/profiles/profile.h"
namespace autofill {
struct PasswordForm;
}
namespace base {
class Pickle;
class PickleIterator;
class WaitableEvent;
}
namespace dbus {
class Bus;
class ObjectProxy;
}
// NativeBackend implementation using KWallet.
class NativeBackendKWallet : public PasswordStoreX::NativeBackend {
public:
explicit NativeBackendKWallet(LocalProfileId id);
~NativeBackendKWallet() override;
bool Init() override;
// Implements NativeBackend interface.
password_manager::PasswordStoreChangeList AddLogin(
const autofill::PasswordForm& form) override;
bool UpdateLogin(const autofill::PasswordForm& form,
password_manager::PasswordStoreChangeList* changes) override;
bool RemoveLogin(const autofill::PasswordForm& form) override;
bool RemoveLoginsCreatedBetween(
base::Time delete_begin,
base::Time delete_end,
password_manager::PasswordStoreChangeList* changes) override;
bool RemoveLoginsSyncedBetween(
base::Time delete_begin,
base::Time delete_end,
password_manager::PasswordStoreChangeList* changes) override;
bool GetLogins(const autofill::PasswordForm& form,
ScopedVector<autofill::PasswordForm>* forms) override;
bool GetAutofillableLogins(
ScopedVector<autofill::PasswordForm>* forms) override;
bool GetBlacklistLogins(ScopedVector<autofill::PasswordForm>* forms) override;
protected:
// Invalid handle returned by WalletHandle().
static const int kInvalidKWalletHandle = -1;
// Internally used by Init(), but also for testing to provide a mock bus.
bool InitWithBus(scoped_refptr<dbus::Bus> optional_bus);
// Deserializes a list of PasswordForms from the wallet.
static ScopedVector<autofill::PasswordForm> DeserializeValue(
const std::string& signon_realm,
const base::Pickle& pickle);
private:
enum InitResult {
INIT_SUCCESS, // Init succeeded.
TEMPORARY_FAIL, // Init failed, but might succeed after StartKWalletd().
PERMANENT_FAIL // Init failed, and is not likely to work later either.
};
enum TimestampToCompare {
CREATION_TIMESTAMP,
SYNC_TIMESTAMP,
};
enum class BlacklistOptions { AUTOFILLABLE, BLACKLISTED };
// Initialization.
bool StartKWalletd();
InitResult InitWallet();
void InitOnDBThread(scoped_refptr<dbus::Bus> optional_bus,
base::WaitableEvent* event,
bool* success);
// Overwrites |forms| with all credentials matching |signon_realm|. Returns
// true on success.
bool GetLoginsList(const std::string& signon_realm,
int wallet_handle,
ScopedVector<autofill::PasswordForm>* forms)
WARN_UNUSED_RESULT;
// Overwrites |forms| with all credentials matching |options|. Returns true on
// success.
bool GetLoginsList(BlacklistOptions options,
int wallet_handle,
ScopedVector<autofill::PasswordForm>* forms)
WARN_UNUSED_RESULT;
// Overwrites |forms| with all stored credentials. Returns true on success.
bool GetAllLogins(int wallet_handle,
ScopedVector<autofill::PasswordForm>* forms)
WARN_UNUSED_RESULT;
// Writes a list of PasswordForms to the wallet with the given signon_realm.
// Overwrites any existing list for this signon_realm. Removes the entry if
// |forms| is empty. Returns true on success.
bool SetLoginsList(const std::vector<autofill::PasswordForm*>& forms,
const std::string& signon_realm,
int wallet_handle);
// Removes password created/synced in the time interval. Returns |true| if the
// operation succeeded. |changes| will contain the changes applied.
bool RemoveLoginsBetween(base::Time delete_begin,
base::Time delete_end,
TimestampToCompare date_to_compare,
password_manager::PasswordStoreChangeList* changes);
// Opens the wallet and ensures that the "Chrome Form Data" folder exists.
// Returns kInvalidWalletHandle on error.
int WalletHandle();
// Generates a profile-specific folder name based on profile_id_.
std::string GetProfileSpecificFolderName() const;
// The local profile id, used to generate the folder name.
const LocalProfileId profile_id_;
// The KWallet folder name, possibly based on the local profile id.
std::string folder_name_;
// DBus handle for communication with klauncher and kwalletd.
scoped_refptr<dbus::Bus> session_bus_;
// Object proxy for kwalletd. We do not own this.
dbus::ObjectProxy* kwallet_proxy_;
// The name of the wallet we've opened. Set during Init().
std::string wallet_name_;
// The application name (e.g. "Chromium"), shown in KWallet auth dialogs.
const std::string app_name_;
DISALLOW_COPY_AND_ASSIGN(NativeBackendKWallet);
};
#endif // CHROME_BROWSER_PASSWORD_MANAGER_NATIVE_BACKEND_KWALLET_X_H_
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