mirror of https://github.com/F-Stack/f-stack.git
102 lines
3.0 KiB
C
102 lines
3.0 KiB
C
/*-
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* Copyright (c) 2017 Yandex LLC
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* Copyright (c) 2017 Andrey V. Elsukov <ae@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/lock.h>
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#include <sys/malloc.h>
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#include <sys/module.h>
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#include <sys/rwlock.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <net/vnet.h>
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#include <netinet/in.h>
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#include <netinet/ip_var.h>
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#include <netinet/ip_fw.h>
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#include <netpfil/ipfw/ip_fw_private.h>
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#include <netpfil/ipfw/pmod/pmod.h>
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static int
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vnet_ipfw_pmod_init(const void *arg __unused)
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{
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int error;
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error = tcpmod_init(&V_layer3_chain, IS_DEFAULT_VNET(curvnet));
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return (error);
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}
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static int
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vnet_ipfw_pmod_uninit(const void *arg __unused)
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{
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tcpmod_uninit(&V_layer3_chain, IS_DEFAULT_VNET(curvnet));
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return (0);
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}
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static int
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ipfw_pmod_modevent(module_t mod, int type, void *unused)
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{
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switch (type) {
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case MOD_LOAD:
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case MOD_UNLOAD:
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break;
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default:
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return (EOPNOTSUPP);
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}
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return (0);
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}
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static moduledata_t ipfw_pmod_mod = {
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"ipfw_pmod",
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ipfw_pmod_modevent,
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0
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};
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/* Define startup order. */
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#define IPFW_PMOD_SI_SUB_FIREWALL SI_SUB_PROTO_IFATTACHDOMAIN
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#define IPFW_PMOD_MODEVENT_ORDER (SI_ORDER_ANY - 128) /* after ipfw */
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#define IPFW_PMOD_MODULE_ORDER (IPFW_PMOD_MODEVENT_ORDER + 1)
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#define IPFW_PMOD_VNET_ORDER (IPFW_PMOD_MODEVENT_ORDER + 2)
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DECLARE_MODULE(ipfw_pmod, ipfw_pmod_mod, IPFW_PMOD_SI_SUB_FIREWALL,
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IPFW_PMOD_MODULE_ORDER);
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MODULE_DEPEND(ipfw_pmod, ipfw, 3, 3, 3);
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MODULE_VERSION(ipfw_pmod, 1);
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VNET_SYSINIT(vnet_ipfw_pmod_init, IPFW_PMOD_SI_SUB_FIREWALL,
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IPFW_PMOD_VNET_ORDER, vnet_ipfw_pmod_init, NULL);
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VNET_SYSUNINIT(vnet_ipfw_pmod_uninit, IPFW_PMOD_SI_SUB_FIREWALL,
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IPFW_PMOD_VNET_ORDER, vnet_ipfw_pmod_uninit, NULL);
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