mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-29 15:52:07 +00:00
4babb2b5ab
Patch by bhackett and jlaster. Also reviewed by mccr8. Differential Revision: https://phabricator.services.mozilla.com/D60197 --HG-- extra : moz-landing-system : lando
41 lines
1.2 KiB
C++
41 lines
1.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "mozilla/Assertions.h"
|
|
#include "mozilla/DebugOnly.h"
|
|
#include "mozilla/PlatformMutex.h"
|
|
|
|
#include <windows.h>
|
|
|
|
#include "MutexPlatformData_windows.h"
|
|
|
|
mozilla::detail::MutexImpl::MutexImpl() {
|
|
InitializeSRWLock(&platformData()->lock);
|
|
}
|
|
|
|
mozilla::detail::MutexImpl::~MutexImpl() {}
|
|
|
|
void mozilla::detail::MutexImpl::lock() {
|
|
AcquireSRWLockExclusive(&platformData()->lock);
|
|
}
|
|
|
|
bool mozilla::detail::MutexImpl::tryLock() { return mutexTryLock(); }
|
|
|
|
bool mozilla::detail::MutexImpl::mutexTryLock() {
|
|
return !!TryAcquireSRWLockExclusive(&platformData()->lock);
|
|
}
|
|
|
|
void mozilla::detail::MutexImpl::unlock() {
|
|
ReleaseSRWLockExclusive(&platformData()->lock);
|
|
}
|
|
|
|
mozilla::detail::MutexImpl::PlatformData*
|
|
mozilla::detail::MutexImpl::platformData() {
|
|
static_assert(sizeof(platformData_) >= sizeof(PlatformData),
|
|
"platformData_ is too small");
|
|
return reinterpret_cast<PlatformData*>(platformData_);
|
|
}
|