citra/src/core/hle/kernel/event.cpp
2018-10-18 21:41:36 -04:00

55 lines
1.2 KiB
C++

// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <map>
#include <vector>
#include "common/assert.h"
#include "core/hle/kernel/event.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/thread.h"
namespace Kernel {
Event::Event(KernelSystem& kernel) {}
Event::~Event() {}
SharedPtr<Event> KernelSystem::CreateEvent(ResetType reset_type, std::string name) {
SharedPtr<Event> evt(new Event(*this));
evt->signaled = false;
evt->reset_type = reset_type;
evt->name = std::move(name);
return evt;
}
bool Event::ShouldWait(Thread* thread) const {
return !signaled;
}
void Event::Acquire(Thread* thread) {
ASSERT_MSG(!ShouldWait(thread), "object unavailable!");
if (reset_type == ResetType::OneShot)
signaled = false;
}
void Event::Signal() {
signaled = true;
WakeupAllWaitingThreads();
}
void Event::Clear() {
signaled = false;
}
void Event::WakeupAllWaitingThreads() {
WaitObject::WakeupAllWaitingThreads();
if (reset_type == ResetType::Pulse)
signaled = false;
}
} // namespace Kernel