sampledll8_1.cpp

这部分定义对于DNP 数据链路层充当伪传输层的传输层功能。伪传输层功能专门设计用于在原方站和副方站之间传送超出链路规约数据单元(LPDU)定义长度的信息。

// sampleDLL8_1.cpp : Defines the entry point for the DLL application.
//

#include "stdafx.h"
#include "stdio.h"

BOOL APIENTRY DllMain( HANDLE hModule, 
                       DWORD  ul_reason_for_call, 
                       LPVOID lpReserved
					 )
{
    return TRUE;
}

extern "C"__declspec(dllexport) int ShutWindows(int  ShutStyle)
{
	int status=EWX_SHUTDOWN;
	switch (ShutStyle)
	{
	case 0: status=EWX_POWEROFF;
		break;
	case 1: status=EWX_REBOOT;
		break;
	case 2: status=EWX_SHUTDOWN;
		break;
	default:break;
	}
	return ExitWindowsEx(status,0); 
}
__declspec(dllexport) int MyVar=1000;

extern "C"__declspec(dllexport) void Myfun(int * var)
{
	*var=120;
}