快速关机[原创]
// 以下代码实现在NT以上系统的快速关机,关机速度在2秒以内,不保存资料,不伤硬盘
typedef enum _SHUTDOWN_ACTION {
ShutdownNoReboot, // 关机
ShutdownReboot, // 重启
ShutdownPowerOff // 这个没有试,有心的人试下
}SHUTDOWN_ACTION;
DWORD (__stdcall *NtShutdownSystem)(SHUTDOWN_ACTION);
VOID ShutDown()
{
HANDLE hToken;
// 得到关机权限
if (OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY | TOKEN_ADJUST_PRIVILEGES, &hToken))
{
TOKEN_PRIVILEGES tkp;
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME, &tkp.Privileges[0].Luid);
tkp.PrivilegeCount = 1;
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0, NULL, 0);
CloseHandle(hToken);
}
// 加载未公开API,强行关机(快速)
HMODULE mod;
mod = LoadLibrary("ntdll.dll");
NtShutdownSystem = (DWORD(__stdcall *)(SHUTDOWN_ACTION))GetProcAddress(mod, "NtShutdownSystem");
NtShutdownSystem(ShutdownNoReboot);
}