henrik.lundin@webrtc.org | d3a2886 | 2014-06-16 11:34:44 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
| 11 | // Borrowed from Chromium's src/base/threading/thread_checker_impl.cc. |
| 12 | |
Henrik Kjellander | 7b8e182 | 2017-06-30 13:14:45 | [diff] [blame^] | 13 | #include "webrtc/base/thread_checker_impl.h" |
henrik.lundin@webrtc.org | d3a2886 | 2014-06-16 11:34:44 | [diff] [blame] | 14 | |
Henrik Kjellander | 7b8e182 | 2017-06-30 13:14:45 | [diff] [blame^] | 15 | #include "webrtc/base/platform_thread.h" |
pbos | 9410e01 | 2015-11-23 22:47:56 | [diff] [blame] | 16 | |
henrik.lundin@webrtc.org | d3a2886 | 2014-06-16 11:34:44 | [diff] [blame] | 17 | namespace rtc { |
tommi@webrtc.org | 1514b94 | 2015-02-03 16:29:57 | [diff] [blame] | 18 | |
tommi@webrtc.org | 8454c03 | 2015-02-07 19:17:47 | [diff] [blame] | 19 | ThreadCheckerImpl::ThreadCheckerImpl() : valid_thread_(CurrentThreadRef()) { |
henrik.lundin@webrtc.org | d3a2886 | 2014-06-16 11:34:44 | [diff] [blame] | 20 | } |
| 21 | |
| 22 | ThreadCheckerImpl::~ThreadCheckerImpl() { |
| 23 | } |
| 24 | |
| 25 | bool ThreadCheckerImpl::CalledOnValidThread() const { |
tommi@webrtc.org | 8454c03 | 2015-02-07 19:17:47 | [diff] [blame] | 26 | const PlatformThreadRef current_thread = CurrentThreadRef(); |
tommi@webrtc.org | 699e331 | 2015-02-06 15:39:05 | [diff] [blame] | 27 | CritScope scoped_lock(&lock_); |
tommi@webrtc.org | a69cf7d | 2015-01-26 15:27:29 | [diff] [blame] | 28 | if (!valid_thread_) // Set if previously detached. |
| 29 | valid_thread_ = current_thread; |
tommi@webrtc.org | 8454c03 | 2015-02-07 19:17:47 | [diff] [blame] | 30 | return IsThreadRefEqual(valid_thread_, current_thread); |
henrik.lundin@webrtc.org | d3a2886 | 2014-06-16 11:34:44 | [diff] [blame] | 31 | } |
| 32 | |
| 33 | void ThreadCheckerImpl::DetachFromThread() { |
| 34 | CritScope scoped_lock(&lock_); |
tommi@webrtc.org | a69cf7d | 2015-01-26 15:27:29 | [diff] [blame] | 35 | valid_thread_ = 0; |
henrik.lundin@webrtc.org | d3a2886 | 2014-06-16 11:34:44 | [diff] [blame] | 36 | } |
| 37 | |
| 38 | } // namespace rtc |