97 lines
3.4 KiB
C++
97 lines
3.4 KiB
C++
/*
|
|
* Copyright (C) 2010 Apple Inc. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
|
|
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
|
|
* THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "config.h"
|
|
#include <wtf/WorkQueue.h>
|
|
|
|
#include <wtf/BlockPtr.h>
|
|
#include <wtf/Ref.h>
|
|
|
|
namespace WTF {
|
|
|
|
namespace {
|
|
|
|
struct DispatchWorkItem {
|
|
WTF_MAKE_STRUCT_FAST_ALLOCATED;
|
|
Ref<WorkQueue> m_workQueue;
|
|
Function<void()> m_function;
|
|
void operator()() { m_function(); }
|
|
};
|
|
|
|
}
|
|
|
|
template<typename T> static void dispatchWorkItem(void* dispatchContext)
|
|
{
|
|
T* item = reinterpret_cast<T*>(dispatchContext);
|
|
(*item)();
|
|
delete item;
|
|
}
|
|
|
|
void WorkQueue::dispatch(Function<void()>&& function)
|
|
{
|
|
dispatch_async_f(m_dispatchQueue.get(), new DispatchWorkItem { makeRef(*this), WTFMove(function) }, dispatchWorkItem<DispatchWorkItem>);
|
|
}
|
|
|
|
void WorkQueue::dispatchAfter(Seconds duration, Function<void()>&& function)
|
|
{
|
|
dispatch_after_f(dispatch_time(DISPATCH_TIME_NOW, duration.nanosecondsAs<int64_t>()), m_dispatchQueue.get(), new DispatchWorkItem { makeRef(*this), WTFMove(function) }, dispatchWorkItem<DispatchWorkItem>);
|
|
}
|
|
|
|
void WorkQueue::dispatchSync(Function<void()>&& function)
|
|
{
|
|
dispatch_sync_f(m_dispatchQueue.get(), new Function<void()> { WTFMove(function) }, dispatchWorkItem<Function<void()>>);
|
|
}
|
|
|
|
Ref<WorkQueue> WorkQueue::constructMainWorkQueue()
|
|
{
|
|
return adoptRef(*new WorkQueue(dispatch_get_main_queue()));
|
|
}
|
|
|
|
WorkQueue::WorkQueue(OSObjectPtr<dispatch_queue_t>&& dispatchQueue)
|
|
: m_dispatchQueue(WTFMove(dispatchQueue))
|
|
{
|
|
}
|
|
|
|
void WorkQueue::platformInitialize(const char* name, Type type, QOS qos)
|
|
{
|
|
dispatch_queue_attr_t attr = type == Type::Concurrent ? DISPATCH_QUEUE_CONCURRENT : DISPATCH_QUEUE_SERIAL;
|
|
attr = dispatch_queue_attr_make_with_qos_class(attr, Thread::dispatchQOSClass(qos), 0);
|
|
m_dispatchQueue = adoptOSObject(dispatch_queue_create(name, attr));
|
|
dispatch_set_context(m_dispatchQueue.get(), this);
|
|
}
|
|
|
|
void WorkQueue::platformInvalidate()
|
|
{
|
|
}
|
|
|
|
void WorkQueue::concurrentApply(size_t iterations, WTF::Function<void(size_t index)>&& function)
|
|
{
|
|
dispatch_apply(iterations, dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), makeBlockPtr([function = WTFMove(function)](size_t index) {
|
|
function(index);
|
|
}).get());
|
|
}
|
|
|
|
}
|