92 lines
1.9 KiB
C
92 lines
1.9 KiB
C
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/*
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* Copyright (c) 1994 Ugen J.S.Antsilevich
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*
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* Redistribution and use in source forms, with and without modification,
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* are permitted provided that this entire comment appears intact.
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*
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* Redistribution in binary form may occur without any restrictions.
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* Obviously, it would be nice if you gave credit where credit is due
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* but requiring it would be too onerous.
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*
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* This software is provided ``AS IS'' without any warranties of any kind.
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*/
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/*
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* LKM init functions and stuff.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/mbuf.h>
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#include <sys/domain.h>
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#include <sys/protosw.h>
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#include <sys/socket.h>
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#include <sys/errno.h>
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#include <sys/time.h>
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#include <sys/kernel.h>
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#include <sys/conf.h>
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#include <sys/exec.h>
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#include <sys/sysent.h>
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#include <sys/lkm.h>
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#include <net/if.h>
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#include <net/route.h>
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/ip.h>
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#include <netinet/ip_fw.h>
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MOD_MISC("ipfw_mod")
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ipfw_load(struct lkm_table *lkmtp, int cmd)
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{
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int s=splnet();
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#ifdef IPFIREWALL
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if (ip_fw_chk_ptr!=NULL || ip_fw_ctl_ptr!=NULL) {
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uprintf("IpFw/IpAcct already loaded.\n");
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return 1;
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}
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#endif
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#ifdef IPACCT
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if (ip_acct_cnt_ptr!=NULL || ip_acct_ctl_ptr!=NULL) {
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uprintf("IpFw/IpAcct already loaded.\n");
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return 1;
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}
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#endif
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#ifdef IPFIREWALL
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ip_fw_chk_ptr=&ip_fw_chk;
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ip_fw_ctl_ptr=&ip_fw_ctl;
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#endif
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#ifdef IPACCT
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ip_acct_cnt_ptr=&ip_acct_cnt;
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ip_acct_ctl_ptr=&ip_acct_ctl;
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#endif
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uprintf("IpFw/IpAcct 1994(c) Ugen J.S.Antsilevich\n");
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splx(s);
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return 0;
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}
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ipfw_unload(struct lkm_table *lkmtp, int cmd)
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{
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int s=splnet();
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#ifdef IPFIREWALL
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ip_fw_ctl_ptr=NULL;
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ip_fw_chk_ptr=NULL;
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#endif
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#ifdef IPACCT
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ip_acct_ctl_ptr=NULL;
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ip_acct_cnt_ptr=NULL;
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#endif
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uprintf("IpFw/IpAcct removed.\n");
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splx(s);
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return 0;
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}
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ipfw_init(struct lkm_table *lkmtp, int cmd, int ver)
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{
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DISPATCH(lkmtp, cmd, ver, ipfw_load, ipfw_unload, nosys);
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}
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