bfc88dcbf7
Approved by: glebius (mentor) BSD Licensed by: Darren Reed <darrenr@reed.wattle.id.au> (author)
84 lines
1.5 KiB
C
84 lines
1.5 KiB
C
/*
|
|
* Copyright (C) 2012 by Darren Reed.
|
|
*
|
|
* See the IPFILTER.LICENCE file for details on licencing.
|
|
*
|
|
*/
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/conf.h>
|
|
#include <sys/proc.h>
|
|
#include <sys/ioctl.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/mbuf.h>
|
|
#include <sys/exec.h>
|
|
#include <sys/socket.h>
|
|
#include <net/if.h>
|
|
#include <netinet/in_systm.h>
|
|
#include <netinet/in.h>
|
|
#include <netinet/ip.h>
|
|
#include <net/route.h>
|
|
#include <netinet/ip_var.h>
|
|
#include <netinet/tcp.h>
|
|
#include <netinet/tcpip.h>
|
|
#include <sys/lkm.h>
|
|
#include "ip_compat.h"
|
|
#include "ip_fil.h"
|
|
#include "ip_rules.h"
|
|
|
|
|
|
static int ipfruleaction __P((struct lkm_table *, int));
|
|
|
|
#ifdef IPFILTER_LKM
|
|
# if NetBSD >= 199706
|
|
int ipfrule_lkmentry __P((struct lkm_table *, int, int));
|
|
# else
|
|
int xxxinit __P((struct lkm_table *, int, int));
|
|
# endif
|
|
|
|
|
|
MOD_MISC("IPFilter Rules");
|
|
|
|
# if NetBSD >= 199706
|
|
int ipfrule_lkmentry(lkmtp, cmd, ver)
|
|
# else
|
|
int xxxinit(lkmtp, cmd, ver)
|
|
# endif
|
|
struct lkm_table *lkmtp;
|
|
int cmd, ver;
|
|
{
|
|
DISPATCH(lkmtp, cmd, ver, ipfruleaction, ipfruleaction, ipfruleaction);
|
|
}
|
|
|
|
static int ipfruleaction(lkmtp, cmd)
|
|
struct lkm_table *lkmtp;
|
|
int cmd;
|
|
{
|
|
int err = 0;
|
|
|
|
switch (cmd)
|
|
{
|
|
case LKM_E_LOAD :
|
|
if (lkmexists(lkmtp))
|
|
return EEXIST;
|
|
|
|
err = ipfrule_add();
|
|
if (!err)
|
|
ipf_refcnt++;
|
|
break;
|
|
case LKM_E_UNLOAD :
|
|
err = ipfrule_remove();
|
|
if (!err)
|
|
ipf_refcnt--;
|
|
break;
|
|
case LKM_E_STAT :
|
|
break;
|
|
default:
|
|
err = EIO;
|
|
break;
|
|
}
|
|
return err;
|
|
}
|
|
#endif /* IPFILTER_LKM */
|