用C++Builder写的一个关闭机器的函数！

ilikenba

<>bool  closecomputer(int kind)
7 q& R: l7 Z( l8 q; R( ]8 k{
    HANDLE hToken;
( x# v9 U9 k: J  Q1 a' h) ]. l5 F7 ]. e    TOKEN_PRIVILEGES tkp; </P>
. y4 W9 ^2 n2 G) v& Z<>    // Get a token for this process.
    if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &amp;hToken))
' t# [6 v4 L$ ?7 |% m9 ^3 o6 P7 i    {
6 K- m* Z  r/ p/ `; b; \      return false;
$ [4 [. K$ U+ O    }</P>
<>    // Get the LUID for the shutdown privilege.
1 |; Q& M+ b4 O* ^+ y7 g$ u    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>
<>    // Get the shutdown privilege for this process.
    AdjustTokenPrivileges(hToken, FALSE, &amp;tkp, 0, (PTOKEN_PRIVILEGES)NULL, 0);</P>
& A. t+ s& ]1 s0 r7 S<>    if (GetLastError() != ERROR_SUCCESS)
& C* L+ O- A5 l5 L' l$ _* Y& v    {
0 x4 a# [0 a% t+ \/ ?  }0 U4 a      return false;
/ Q6 j# d$ z0 J; r  z    }
" r3 k$ l" p1 r. K( c    switch(kind)
    {case 1: ExitWindowsEx(EWX_FORCE|EWX_REBOOT,0); break; //重启
# f# j5 P/ y% ]7 @' f9 X# \     case 2: ExitWindowsEx(EWX_FORCE|EWX_SHUTDOWN|EWX_POWEROFF,0); break; //关机
! ~3 N- w- i* c$ I+ X+ X     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
     default:  break;
    }
. ^' \) Q* k: n6 H9 e6 ^    return true;</P>
<>}</P>