[28449] | 1 | /* $Id: ctl.h 98103 2023-01-17 14:15:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * NAT - IP subnet constants.
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| 4 | */
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| 5 |
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| 6 | /*
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[98103] | 7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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[28449] | 8 | *
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[96407] | 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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[28449] | 26 | */
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| 27 |
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[61198] | 28 | #ifndef _SLIRP_CTL_H_
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| 29 | #define _SLIRP_CTL_H_
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[28449] | 30 |
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[15093] | 31 | #define CTL_CMD 0
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| 32 | #define CTL_EXEC 1
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| 33 | #define CTL_ALIAS 2
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| 34 | #define CTL_DNS 3
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[16213] | 35 | #define CTL_TFTP 4
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[21112] | 36 | #define CTL_GUEST 15
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[1796] | 37 | #define CTL_BROADCAST 255
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[1] | 38 |
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[61202] | 39 |
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| 40 | #define CTL_CHECK_NETWORK(x) (((x) & RT_H2N_U32(pData->netmask)) == pData->special_addr.s_addr)
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| 41 |
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[41970] | 42 | #define CTL_CHECK(x, ctl) ( ((RT_N2H_U32((x)) & ~pData->netmask) == (ctl)) \
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[61202] | 43 | && CTL_CHECK_NETWORK(x))
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[61198] | 44 |
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[61202] | 45 | #define CTL_CHECK_MINE(x) ( CTL_CHECK(x, CTL_ALIAS) \
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| 46 | || CTL_CHECK(x, CTL_DNS) \
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| 47 | || CTL_CHECK(x, CTL_TFTP))
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| 48 |
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| 49 | #define CTL_CHECK_BROADCAST(x) CTL_CHECK((x), ~pData->netmask)
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| 50 |
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| 51 |
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[61198] | 52 | #endif /* _SLIRP_CTL_H_ */
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