?? io.cpp
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#include "io.h"PORTOUT PortOut;PORTWORDOUT PortWordOut;PORTDWORDOUT PortDWordOut;PORTIN PortIn;PORTWORDIN PortWordIn;PORTDWORDIN PortDWordIn;SETPORTBIT SetPortBit;CLRPORTBIT ClrPortBit;NOTPORTBIT NotPortBit;GETPORTBIT GetPortBit;RIGHTPORTSHIFT RightPortShift;LEFTPORTSHIFT LeftPortShift;ISDRIVERINSTALLED IsDriverInstalled;HMODULE hio;void UnloadIODLL() { FreeLibrary(hio);}int LoadIODLL() { hio = LoadLibrary("io"); if (hio == NULL) return 1; PortOut = (PORTOUT)GetProcAddress(hio, "PortOut"); PortWordOut = (PORTWORDOUT)GetProcAddress(hio, "PortWordOut"); PortDWordOut = (PORTDWORDOUT)GetProcAddress(hio, "PortDWordOut"); PortIn = (PORTIN)GetProcAddress(hio, "PortIn"); PortWordIn = (PORTWORDIN)GetProcAddress(hio, "PortWordIn"); PortDWordIn = (PORTDWORDIN)GetProcAddress(hio, "PortDWordIn"); SetPortBit = (SETPORTBIT)GetProcAddress(hio, "SetPortBit"); ClrPortBit = (CLRPORTBIT)GetProcAddress(hio, "ClrPortBit"); NotPortBit = (NOTPORTBIT)GetProcAddress(hio, "NotPortBit"); GetPortBit = (GETPORTBIT)GetProcAddress(hio, "GetPortBit"); RightPortShift = (RIGHTPORTSHIFT)GetProcAddress(hio, "RightPortShift"); LeftPortShift = (LEFTPORTSHIFT)GetProcAddress(hio, "LeftPortShift"); IsDriverInstalled = (ISDRIVERINSTALLED)GetProcAddress(hio, "IsDriverInstalled"); atexit(UnloadIODLL); return 0;}?? 快捷鍵說明
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