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43 lines
975 B
C++
43 lines
975 B
C++
#pragma once
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#include "errors.h"
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#include "handles.h"
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#include "internal.h"
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#include "minwinbase.h"
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#include <cstdint>
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namespace kernel32::detail {
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inline HANDLE normalizedOverlappedEventHandle(const OVERLAPPED *ov) {
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if (!ov || (reinterpret_cast<uintptr_t>(ov->hEvent) & 1U) != 0) {
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return nullptr;
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}
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return ov->hEvent;
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}
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inline void signalOverlappedEvent(FileObject *file, OVERLAPPED *ov, NTSTATUS status, size_t bytesTransferred) {
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if (ov) {
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ov->Internal = status;
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ov->InternalHigh = static_cast<ULONG_PTR>(bytesTransferred);
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}
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if (HANDLE handle = normalizedOverlappedEventHandle(ov)) {
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if (auto ev = wibo::handles().getAs<EventObject>(handle)) {
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ev->set();
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}
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}
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if (file) {
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file->overlappedCv.notify_all();
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}
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}
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inline void resetOverlappedEvent(OVERLAPPED *ov) {
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if (HANDLE handle = normalizedOverlappedEventHandle(ov)) {
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if (auto ev = wibo::handles().getAs<EventObject>(handle)) {
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ev->reset();
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}
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}
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}
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} // namespace kernel32::detail
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