Source file: /~heha/hs/inpout32-hs.zip/hwinterfacedrv.h

#define IOCTL_READ_PORT_UCHAR	 -1673519100 //CTL_CODE(40000, 0x801, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_WRITE_PORT_UCHAR	 -1673519096 //CTL_CODE(40000, 0x802, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_READ_PORT_USHORT	 -1673519092 //CTL_CODE(40000, 0x803, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_WRITE_PORT_USHORT	 -1673519088 //CTL_CODE(40000, 0x804, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_READ_PORT_ULONG	 -1673519084 //CTL_CODE(40000, 0x805, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_WRITE_PORT_ULONG	 -1673519080 //CTL_CODE(40000, 0x806, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_WINIO_MAPPHYSTOLIN  -1673519076
#define IOCTL_WINIO_UNMAPPHYSADDR -1673519072

struct tagPhys32Struct {
 HANDLE PhysicalMemoryHandle;
 SIZE_T dwPhysMemSizeInBytes;
 PVOID pvPhysAddress;
 PVOID pvPhysMemLin;
};
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