Java 类com.sun.jna.platform.win32.Advapi32 实例源码

public static boolean adjustPrivileges() {

        WinNT.TOKEN_PRIVILEGES tp = new WinNT.TOKEN_PRIVILEGES(1);
        WinNT.TOKEN_PRIVILEGES oldtp = new WinNT.TOKEN_PRIVILEGES(1);
        WinNT.LUID luid = new WinNT.LUID();
        WinNT.HANDLEByReference hTokenRef = new WinNT.HANDLEByReference();
        if (!Advapi32.INSTANCE.OpenProcessToken(Kernel32.INSTANCE.GetCurrentProcess(), WinNT.TOKEN_ADJUST_PRIVILEGES | WinNT.TOKEN_QUERY, hTokenRef)) {
            return false;
        }
        WinNT.HANDLE hToken = hTokenRef.getValue();
        if (!Advapi32.INSTANCE.LookupPrivilegeValue(null, WinNT.SE_DEBUG_NAME, luid)) {
            Kernel32.INSTANCE.CloseHandle(hToken);
            return false;
        }

        tp.PrivilegeCount = new WinDef.DWORD(1);
        tp.Privileges = new WinNT.LUID_AND_ATTRIBUTES[1];
        tp.Privileges[0] = new WinNT.LUID_AND_ATTRIBUTES(luid, new WinDef.DWORD(WinNT.SE_PRIVILEGE_ENABLED));

        IntByReference retSize = new IntByReference(0);
        if (!Advapi32.INSTANCE.AdjustTokenPrivileges(hToken, false, tp, tp.size(), oldtp, retSize)) {
            Kernel32.INSTANCE.CloseHandle(hToken);
            return false;
        }
        Kernel32.INSTANCE.CloseHandle(hToken);
        privAdjusted = true;
        return true;
    }