C / C++ / MFC

BOOL CMainFrame::SetPriviledge(HANDLE hToken, LPCTSTR lpszPrivilege, BOOL bEnablePrivilege)
{
    TOKEN_PRIVILEGES tp;
    LUID luid;
     
    if ( !LookupPrivilegeValue( 
        NULL,           // lookup privilege on local system
        lpszPrivilege,  // privilege to lookup 
        &luid ) )
    {                   // receives LUID of privilege
        printf("LookupPrivilegeValue error: %u\n", GetLastError() ); 
        return FALSE; 
    }
     
    tp.PrivilegeCount = 1;
    tp.Privileges[0].Luid = luid;
    if (bEnablePrivilege)
        tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
    else
        tp.Privileges[0].Attributes = 0;
     
    // Enable the privilege or disable all privileges.
    AdjustTokenPrivileges(
        hToken, 
        FALSE, 
        &tp, 
        sizeof(TOKEN_PRIVILEGES), 
        (PTOKEN_PRIVILEGES) NULL, 
        (PDWORD) NULL);
 
    // Call GetLastError to determine whether the function succeeded.
    int err = GetLastError();
    if(0 != err)
    { 
        LPVOID lpMsgBuf;
        FormatMessage( 
            FORMAT_MESSAGE_ALLOCATE_BUFFER | 
            FORMAT_MESSAGE_FROM_SYSTEM | 
            FORMAT_MESSAGE_IGNORE_INSERTS,
            NULL,
            err,
            MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
            (LPTSTR) &lpMsgBuf,
            0,
            NULL 
            );
        char buf[256];
        sprintf(buf,"SetPriviledge failed:\n\n%s",lpMsgBuf);
        
        // Display the string.  (optional)
        MessageBox( buf, "Error", MB_OK | MB_ICONINFORMATION );
        
        // Free the buffer.
        LocalFree( lpMsgBuf );
 
        return FALSE;
    }
    
    return TRUE;
}
 
/*
We could test/set these priviledges in WINNT.H from VC6
 
#define SE_CREATE_TOKEN_NAME              TEXT("SeCreateTokenPrivilege")
#define SE_ASSIGNPRIMARYTOKEN_NAME        TEXT("SeAssignPrimaryTokenPrivilege")
#define SE_LOCK_MEMORY_NAME               TEXT("SeLockMemoryPrivilege")
#define SE_INCREASE_QUOTA_NAME            TEXT("SeIncreaseQuotaPrivilege")
#define SE_UNSOLICITED_INPUT_NAME         TEXT("SeUnsolicitedInputPrivilege")
#define SE_MACHINE_ACCOUNT_NAME           TEXT("SeMachineAccountPrivilege")
#define SE_TCB_NAME                       TEXT("SeTcbPrivilege")
#define SE_SECURITY_NAME                  TEXT("SeSecurityPrivilege")
#define SE_TAKE_OWNERSHIP_NAME            TEXT("SeTakeOwnershipPrivilege")
#define SE_LOAD_DRIVER_NAME               TEXT("SeLoadDriverPrivilege")
#define SE_SYSTEM_PROFILE_NAME            TEXT("SeSystemProfilePrivilege")
#define SE_SYSTEMTIME_NAME                TEXT("SeSystemtimePrivilege")
#define SE_PROF_SINGLE_PROCESS_NAME       TEXT("SeProfileSingleProcessPrivilege")
#define SE_INC_BASE_PRIORITY_NAME         TEXT("SeIncreaseBasePriorityPrivilege")
#define SE_CREATE_PAGEFILE_NAME           TEXT("SeCreatePagefilePrivilege")
#define SE_CREATE_PERMANENT_NAME          TEXT("SeCreatePermanentPrivilege")
#define SE_BACKUP_NAME                    TEXT("SeBackupPrivilege")
#define SE_RESTORE_NAME                   TEXT("SeRestorePrivilege")
#define SE_SHUTDOWN_NAME                  TEXT("SeShutdownPrivilege")
#define SE_DEBUG_NAME                     TEXT("SeDebugPrivilege")
#define SE_AUDIT_NAME                     TEXT("SeAuditPrivilege")
#define SE_SYSTEM_ENVIRONMENT_NAME        TEXT("SeSystemEnvironmentPrivilege")
#define SE_CHANGE_NOTIFY_NAME             TEXT("SeChangeNotifyPrivilege")
#define SE_REMOTE_SHUTDOWN_NAME           TEXT("SeRemoteShutdownPrivilege")
 
  VS7 (WINNT.H) defines four more - SE_UNDOCK_NAME, SE_SYNC_AGENT_NAME, 
  SE_ENABLE_DELEGATION_NAME and SE_MANAGE_VOLUME_NAME
 
*/
void CMainFrame::OnAdminLookup() 
{
 
    HANDLE hToken; 
    if (!OpenProcessToken( GetCurrentProcess(),
        TOKEN_ADJUST_PRIVILEGES, &hToken) )
    {
        char buf[80];
        sprintf(buf,"OpenProcessToken failed: %u\n", GetLastError() ); 
        MessageBox(buf);
    }  
    else { 
        // Try to enable the SE_TAKE_OWNERSHIP_NAME privilege
        // would indicate admin status if it succeeds...
        if(!SetPriviledge(hToken,SE_TAKE_OWNERSHIP_NAME,TRUE)) {
            // user is not admin...
        }   
    }
}

// Code goes here...

Thanks!  (sorry had to try it out)

class CYourDialog : ... {

static CYourDialog * pThis;
static LONG SaveCallback ( int nPercent );

};

CYourDialog * CYourDialog::pThis = NULL;

CYourDialog::CYourDialog () {
pThis = this;
}

LONG CYourDialog::SaveCallback ( int nPercent ) {
	
	//
	// use the pThis pointer to access the members/variables of your class
	//

}