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// Copyright 2021 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/assert.h"
#include "core/hle/kernel/k_event.h"
#include "core/hle/kernel/k_readable_event.h"
#include "core/hle/kernel/k_scheduler.h"
#include "core/hle/kernel/k_thread.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/svc_results.h"
namespace Kernel {
KReadableEvent::KReadableEvent(KernelCore& kernel) : KSynchronizationObject{kernel} {}
KReadableEvent::~KReadableEvent() = default;
bool KReadableEvent::IsSignaled() const {
ASSERT(kernel.GlobalSchedulerContext().IsLocked());
return is_signaled;
}
void KReadableEvent::Destroy() {
if (parent) {
parent->Close();
}
}
ResultCode KReadableEvent::Signal() {
KScopedSchedulerLock lk{kernel};
if (!is_signaled) {
is_signaled = true;
NotifyAvailable();
}
return RESULT_SUCCESS;
}
ResultCode KReadableEvent::Clear() {
Reset();
return RESULT_SUCCESS;
}
ResultCode KReadableEvent::Reset() {
KScopedSchedulerLock lk{kernel};
if (!is_signaled) {
return ResultInvalidState;
}
is_signaled = false;
return RESULT_SUCCESS;
}
} // namespace Kernel
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