Windows 瞬间关机代码

#include "stdafx.h"


#include <Windows.h>
#include <stdio.h>

//定义函数原型
typedef long (__fastcall *pfnRtlAdjustPrivilege64)(ULONG,ULONG,ULONG,PVOID);
typedef int (* pfnZwShutdownSystem)(int);
pfnRtlAdjustPrivilege64 RtlAdjustPrivilege;
pfnZwShutdownSystem  ZwShutdownSystem;


int _tmain(int argc, _TCHAR* argv[])
{
    //装载DLL
    HMODULE hModule = ::LoadLibrary(L"NTDLL.DLL");
    if(hModule == NULL) {
        printf("LoadLibrary error\n");
        return 0;
    }

    //得到导出函数的地址
    RtlAdjustPrivilege = (pfnRtlAdjustPrivilege64)GetProcAddress(hModule, "RtlAdjustPrivilege");
    ZwShutdownSystem = (pfnZwShutdownSystem)GetProcAddress(hModule,"ZwShutdownSystem");
    if(RtlAdjustPrivilege == NULL) {
        printf("GetProcAddress error \n");
        return 0;
    }
    
    //取得系统版本
    OSVERSIONINFO osvi;
    osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
    if(GetVersionEx(&osvi) == 0) {
        return false;
    }
    DWORD  dwReturnval;
    if(osvi.dwPlatformId == VER_PLATFORM_WIN32_NT) {
        /*
        .常量 SE_BACKUP_PRIVILEGE, "17", 公开
        .常量 SE_RESTORE_PRIVILEGE, "18", 公开
        .常量 SE_SHUTDOWN_PRIVILEGE, "19", 公开
        .常量 SE_DEBUG_PRIVILEGE, "20", 公开
        */
        RtlAdjustPrivilege(19, 1, 0, &dwReturnval);
    }
    //强制关机， 不向进程发送WM_QUERYENDSESSION消息
    //ExitWindowsEx(EWX_FORCE, 0); //退出用户
    ZwShutdownSystem(2);  //直接黑屏
    return 0;
}