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/*
* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
// Borrowed from Chromium's src/base/threading/thread_checker_impl.cc.
#include "webrtc/base/thread_checker_impl.h"
namespace rtc {
ThreadCheckerImpl::ThreadCheckerImpl() : valid_thread_(CurrentThreadRef()) {
}
ThreadCheckerImpl::~ThreadCheckerImpl() {
}
bool ThreadCheckerImpl::CalledOnValidThread() const {
const PlatformThreadRef current_thread = CurrentThreadRef();
CritScope scoped_lock(&lock_);
if (!valid_thread_) // Set if previously detached.
valid_thread_ = current_thread;
return IsThreadRefEqual(valid_thread_, current_thread);
}
void ThreadCheckerImpl::DetachFromThread() {
CritScope scoped_lock(&lock_);
valid_thread_ = 0;
}
} // namespace rtc
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