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现在我有点弄不明白的是函数
BOOL GetQueuedCompletionStatus(
HANDLE CompletionPort, // handle to completion port
LPDWORD lpNumberOfBytes, // bytes transferred
PULONG_PTR lpCompletionKey, // file completion key
LPOVERLAPPED *lpOverlapped, // buffer
DWORD dwMilliseconds // optional timeout value);
中的LPOVERLAPPED *lpOverlapped参数指向的内存从什么地方传过来的,请赐教,谢谢!
[em17] |
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