| // Copyright 2013 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "device/bluetooth/bluetooth_init_win.h" |
| |
| #include <optional> |
| |
| #include "base/threading/scoped_thread_priority.h" |
| #include "base/win/delayload_helpers.h" |
| |
| namespace device::bluetooth_init_win { |
| |
| bool HasBluetoothStack() { |
| static std::optional<bool> has_bluetooth_stack; |
| |
| if (!has_bluetooth_stack.has_value()) { |
| // Mitigate the issues caused by loading DLLs on a background thread |
| // (http://crbug/973868). |
| SCOPED_MAY_LOAD_LIBRARY_AT_BACKGROUND_PRIORITY_REPEATEDLY(); |
| |
| has_bluetooth_stack = |
| base::win::LoadAllImportsForDll("bthprops.cpl").value_or(false); |
| } |
| |
| return *has_bluetooth_stack; |
| } |
| |
| } // namespace device::bluetooth_init_win |
