47 lines
1 KiB
C++
47 lines
1 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <algorithm>
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#include "common/assert.h"
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#include "core/hle/kernel/errors.h"
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#include "core/hle/kernel/object.h"
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#include "core/hle/kernel/readable_event.h"
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#include "core/hle/kernel/thread.h"
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namespace Kernel {
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ReadableEvent::ReadableEvent(KernelCore& kernel) : WaitObject{kernel} {}
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ReadableEvent::~ReadableEvent() = default;
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bool ReadableEvent::ShouldWait(Thread* thread) const {
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return !signaled;
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}
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void ReadableEvent::Acquire(Thread* thread) {
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ASSERT_MSG(!ShouldWait(thread), "object unavailable!");
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if (reset_type == ResetType::OneShot)
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signaled = false;
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}
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void ReadableEvent::Signal() {
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signaled = true;
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WakeupAllWaitingThreads();
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}
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void ReadableEvent::Clear() {
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signaled = false;
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}
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ResultCode ReadableEvent::Reset() {
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if (!signaled) {
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return ERR_INVALID_STATE;
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}
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Clear();
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return RESULT_SUCCESS;
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}
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} // namespace Kernel
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