blob: e3ddc52eb0e0ee8a7468cb1ebbc318648019e6fb [file] [log] [blame]
// Copyright 2016 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 <memory>
#include <string>
#include "base/macros.h"
namespace os_crypt {
struct Config;
// An API for retrieving OSCrypt's password from the system's password storage
// service.
class KeyStorageLinux {
KeyStorageLinux() = default;
virtual ~KeyStorageLinux() = default;
// Tries to load the appropriate key storage. Returns null if none succeed.
static std::unique_ptr<KeyStorageLinux> CreateService(
const os_crypt::Config& config);
// Gets the encryption key from the OS password-managing library. If a key is
// not found, a new key will be generated, stored and returned.
std::string GetKey();
// Loads the key storage. Returns false if the service is not available.
virtual bool Init() = 0;
// The implementation of GetKey() for a specific backend. This will be called
// on the backend's preferred thread.
virtual std::string GetKeyImpl() = 0;
// The name of the group, if any, containing the key.
static const char kFolderName[];
// The name of the entry with the encryption key.
static const char kKey[];