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Diffstat (limited to 'src/core/hle/kernel/readable_event.cpp')
-rw-r--r-- | src/core/hle/kernel/readable_event.cpp | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/core/hle/kernel/readable_event.cpp b/src/core/hle/kernel/readable_event.cpp new file mode 100644 index 000000000..92e16b4e6 --- /dev/null +++ b/src/core/hle/kernel/readable_event.cpp @@ -0,0 +1,44 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <algorithm> +#include "common/assert.h" +#include "core/hle/kernel/object.h" +#include "core/hle/kernel/readable_event.h" +#include "core/hle/kernel/thread.h" +#include "core/hle/kernel/writable_event.h" + +namespace Kernel { + +ReadableEvent::ReadableEvent(KernelCore& kernel) : WaitObject{kernel} {} +ReadableEvent::~ReadableEvent() = default; + +bool ReadableEvent::ShouldWait(Thread* thread) const { + return !signaled; +} + +void ReadableEvent::Acquire(Thread* thread) { + ASSERT_MSG(!ShouldWait(thread), "object unavailable!"); + + if (reset_type == ResetType::OneShot) + signaled = false; +} + +void ReadableEvent::Signal() { + signaled = true; + WakeupAllWaitingThreads(); +} + +void ReadableEvent::Clear() { + signaled = false; +} + +void ReadableEvent::WakeupAllWaitingThreads() { + WaitObject::WakeupAllWaitingThreads(); + + if (reset_type == ResetType::Pulse) + signaled = false; +} + +} // namespace Kernel |