Win32 例程（关机，重启，注销）

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#include <Windows.h>#include <tchar.h>/* 系统特权提升@lpName:SE_SHUTDOWN_NAME 关机，重启权限 */BOOL PrivilegePromote(LPCTSTR lpName) {HANDLE hToken = NULL;TOKEN_PRIVILEGES tkp = {0};// 打开进程令牌if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY,&hToken)){return FALSE;}// 查找系统权限的特权值if (!LookupPrivilegeValue(NULL,lpName,&tkp.Privileges[0].Luid)){CloseHandle(hToken);return TRUE;}// 调整令牌特权if(!AdjustTokenPrivileges(hToken,FALSE,&tkp,sizeof(TOKEN_PRIVILEGES),NULL,NULL)) {CloseHandle(hToken);return FALSE;}return TRUE;}/*  系统启动控制：注销，重启，关机  @dwFlags:EWX_LOGOFF | EWX_REBOOT | EWX_SHUTDOWN  @bForce:是否强制 */BOOL StartUpContrl(DWORD dwFlags,BOOL bForce) {// 参数校验if (dwFlags != EWX_LOGOFF && dwFlags != EWX_REBOOT && dwFlags != EWX_SHUTDOWN){return FALSE;}// 获取系统版本，ExitWindowsEx 在NT平台上需要提升权限OSVERSIONINFO osvi = {0};osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);// 版本信息获取if ( !GetVersionEx(&osvi)){return FALSE;}// 是NT系统 需要进行权限提升if (osvi.dwPlatformId == VER_PLATFORM_WIN32_NT){PrivilegePromote(SE_SHUTDOWN_NAME);}dwFlags |= (bForce != FALSE)? EWX_FORCE : EWX_FORCEIFHUNG;return ExitWindowsEx(dwFlags, 0);}int APIENTRY _tWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR lpCmdLine, int nShowCmd ) {if (_tcscmp(lpCmdLine,_T("/r")) == 0){StartUpContrl(EWX_REBOOT,TRUE);} else if (_tcscmp(lpCmdLine,_T("/s")) == 0){StartUpContrl(EWX_SHUTDOWN,TRUE);} else if (_tcscmp(lpCmdLine,_T("/l")) == 0){StartUpContrl(EWX_LOGOFF,TRUE);}return 0;}
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