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/* $Id$ */
/** @file
* NAT - IP subnet constants.
*/
/*
* Copyright (C) 2006-2022 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
#ifndef _SLIRP_CTL_H_
#define _SLIRP_CTL_H_
#define CTL_CMD 0
#define CTL_EXEC 1
#define CTL_ALIAS 2
#define CTL_DNS 3
#define CTL_TFTP 4
#define CTL_GUEST 15
#define CTL_BROADCAST 255
#define CTL_CHECK_NETWORK(x) (((x) & RT_H2N_U32(pData->netmask)) == pData->special_addr.s_addr)
#define CTL_CHECK(x, ctl) ( ((RT_N2H_U32((x)) & ~pData->netmask) == (ctl)) \
&& CTL_CHECK_NETWORK(x))
#define CTL_CHECK_MINE(x) ( CTL_CHECK(x, CTL_ALIAS) \
|| CTL_CHECK(x, CTL_DNS) \
|| CTL_CHECK(x, CTL_TFTP))
#define CTL_CHECK_BROADCAST(x) CTL_CHECK((x), ~pData->netmask)
#endif /* _SLIRP_CTL_H_ */
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