| // Copyright 2018 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/ash/cryptauth/cryptauth_device_id_provider_impl.h" |
| |
| #include "base/no_destructor.h" |
| #include "base/uuid.h" |
| #include "chrome/browser/browser_process.h" |
| #include "chrome/common/pref_names.h" |
| #include "components/prefs/pref_registry_simple.h" |
| #include "components/prefs/pref_service.h" |
| |
| namespace ash { |
| |
| // static |
| void CryptAuthDeviceIdProviderImpl::RegisterLocalPrefs( |
| PrefRegistrySimple* registry) { |
| registry->RegisterStringPref(prefs::kCryptAuthDeviceId, std::string()); |
| } |
| |
| // static |
| const CryptAuthDeviceIdProviderImpl* |
| CryptAuthDeviceIdProviderImpl::GetInstance() { |
| static const base::NoDestructor<CryptAuthDeviceIdProviderImpl> provider; |
| return provider.get(); |
| } |
| |
| std::string CryptAuthDeviceIdProviderImpl::GetDeviceId() const { |
| PrefService* local_state = g_browser_process->local_state(); |
| DCHECK(local_state); |
| |
| std::string device_id = local_state->GetString(prefs::kCryptAuthDeviceId); |
| if (device_id.empty()) { |
| device_id = base::Uuid::GenerateRandomV4().AsLowercaseString(); |
| local_state->SetString(prefs::kCryptAuthDeviceId, device_id); |
| } |
| |
| return device_id; |
| } |
| |
| CryptAuthDeviceIdProviderImpl::CryptAuthDeviceIdProviderImpl() = default; |
| |
| } // namespace ash |