用C++Builder写的一个关闭机器的函数！

ilikenba

<>bool  closecomputer(int kind)
6 h+ p& N# b+ G0 |/ I{
    HANDLE hToken;
5 I% {# P& y6 M. m    TOKEN_PRIVILEGES tkp; </P>
<>    // Get a token for this process.
6 ?7 s4 L8 W1 ^9 o: U5 h2 S    if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &amp;hToken))
! c1 |1 ]8 V+ K  ~" t* _8 B0 x8 C, `    {
3 q' U6 t3 L$ J% b% U2 p      return false;
    }</P>
7 E3 A- t9 l& t8 w% l6 g% u& T& _<>    // Get the LUID for the shutdown privilege.
    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME, &amp;tkp.Privileges[0].Luid); </P>
<>    tkp.PrivilegeCount = 1;  // one privilege to set
    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;</P>
  ?9 Z" w6 v% n' L# L7 t<>    // Get the shutdown privilege for this process.
    AdjustTokenPrivileges(hToken, FALSE, &amp;tkp, 0, (PTOKEN_PRIVILEGES)NULL, 0);</P>
<>    if (GetLastError() != ERROR_SUCCESS)
2 N( ^7 f% X( z# h- C    {
3 n* i( R! {7 T+ o# C; y' L      return false;
" w4 P3 v( \, {6 `8 `% o    }
& `7 W# E- A* ^% U' G% A    switch(kind)
' v- Q" |/ F9 M6 @    {case 1: ExitWindowsEx(EWX_FORCE|EWX_REBOOT,0); break; //重启
     case 2: ExitWindowsEx(EWX_FORCE|EWX_SHUTDOWN|EWX_POWEROFF,0); break; //关机
     case 3: ExitWindowsEx(EWX_FORCE|EWX_LOGOFF,0); break; //注销
     case 4: SetSystemPowerState(false, true); break; //休眠
     case 5: SetSystemPowerState(true, true); break; //待机
7 g3 c: `. ]- v& ?' A7 D2 h7 o8 {     default:  break;
    }
- m- f* s2 t# y    return true;</P>
<>}</P>