| // Copyright 2018 The Chromium OS 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 "bluetooth/common/util.h" |
| |
| #include <base/files/file_util.h> |
| #include <base/strings/string_util.h> |
| |
| namespace { |
| constexpr char kNewblueConfigFile[] = "/var/lib/bluetooth/newblue"; |
| } // namespace |
| |
| namespace bluetooth { |
| // True if the kernel is configured to split LE traffic. |
| bool IsBleSplitterEnabled() { |
| std::string content; |
| // LE splitter is enabled iff /var/lib/bluetooth/newblue starts with "1". |
| if (base::ReadFileToString(base::FilePath(kNewblueConfigFile), &content)) { |
| base::TrimWhitespaceASCII(content, base::TRIM_TRAILING, &content); |
| if (content == "1") |
| return true; |
| } |
| |
| // Current LE splitter default = disabled. |
| return false; |
| } |
| } // namespace bluetooth |
