| // Copyright 2020 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/updater/win/scoped_impersonation.h" |
| |
| #include "base/logging.h" |
| #include "chrome/updater/win/win_util.h" |
| |
| namespace updater { |
| |
| HRESULT ScopedImpersonation::Impersonate(HANDLE token) { |
| if (!token) |
| return E_FAIL; |
| |
| result_ = ::ImpersonateLoggedOnUser(token) ? S_OK : HRESULTFromLastError(); |
| DCHECK_EQ(result_, S_OK); |
| return result_; |
| } |
| |
| ScopedImpersonation::~ScopedImpersonation() { |
| if (result_ != S_OK) |
| return; |
| |
| CHECK(::RevertToSelf()); |
| } |
| |
| } // namespace updater |
