用C++Builder写的一个关闭机器的函数！

ilikenba

<>bool  closecomputer(int kind)
! Y( k) T) a4 k/ ?; b{
    HANDLE hToken;
0 t$ w; B* U/ ~, w- c' t# H    TOKEN_PRIVILEGES tkp; </P>
<>    // Get a token for this process.
. U) A, N# R& ]2 S) W; R+ D( @% o: o& U    if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &amp;hToken))
    {
+ f3 z! O" M3 @2 N0 W/ I2 m2 x! g      return false;
    }</P>
<>    // Get the LUID for the shutdown privilege.
& D1 Y) n$ H/ |% e- Y& k4 ~    LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME, &amp;tkp.Privileges[0].Luid); </P>
<>    tkp.PrivilegeCount = 1;  // one privilege to set
& K3 t, @  M: P2 P    tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;</P>
; t. Z0 [# U3 q; I7 C<>    // Get the shutdown privilege for this process.
7 Z& A; s/ j9 u1 n    AdjustTokenPrivileges(hToken, FALSE, &amp;tkp, 0, (PTOKEN_PRIVILEGES)NULL, 0);</P>
; Q, M+ e. r4 o; i<>    if (GetLastError() != ERROR_SUCCESS)
) g9 }# k9 a* G; z+ `1 q; t    {
. @3 |: f: P& S& A      return false;
    }
    switch(kind)
    {case 1: ExitWindowsEx(EWX_FORCE|EWX_REBOOT,0); break; //重启
! T* x! Y9 i/ B/ Q     case 2: ExitWindowsEx(EWX_FORCE|EWX_SHUTDOWN|EWX_POWEROFF,0); break; //关机
     case 3: ExitWindowsEx(EWX_FORCE|EWX_LOGOFF,0); break; //注销
  @/ u4 b2 g" u# P8 d     case 4: SetSystemPowerState(false, true); break; //休眠
4 K$ g: M3 _: H1 z: G9 v. {     case 5: SetSystemPowerState(true, true); break; //待机
     default:  break;
9 |$ F# K7 p: o5 N1 Y    }
6 K7 O: H" V" F8 d7 a7 e* U) K    return true;</P>
. u% V4 W( ?3 I$ [<>}</P>