mlh_rule.c revision 259128 
1/*	$FreeBSD: releng/10.0/contrib/ipfilter/mlh_rule.c 259128 2013-12-09 13:44:07Z gjb $	*/
2
3/*
4 * Copyright (C) 2012 by Darren Reed.
5 *
6 * See the IPFILTER.LICENCE file for details on licencing.
7 *
8 */
9/* #pragma ident   "@(#)solaris.c	1.12 6/5/96 (C) 1995 Darren Reed"*/
10
11/*typedef unsigned int spustate_t;*/
12struct uio;
13
14#include <sys/types.h>
15#include <sys/cmn_err.h>
16#include <sys/kernel.h>
17#include <sys/systm.h>
18#include <sys/malloc.h>
19#include <sys/conf.h>
20#include <sys/callout.h>
21#include <sys/moddefs.h>
22#include <sys/io.h>
23#include <sys/wsio.h>
24#include <sys/param.h>
25#include <sys/errno.h>
26#include <sys/byteorder.h>
27#include <sys/socket.h>
28#include <sys/stropts.h>
29#include <net/if.h>
30#include <net/af.h>
31#include <net/route.h>
32#include <netinet/in.h>
33#include <netinet/in_systm.h>
34#include <netinet/if_ether.h>
35#include <netinet/ip.h>
36#include <netinet/ip_var.h>
37#include <netinet/tcp.h>
38#include <netinet/udp.h>
39#include <netinet/tcpip.h>
40#include <netinet/ip_icmp.h>
41
42#include "ip_compat.h"
43#include "ip_fil.h"
44#include "ip_rules.h"
45
46
47/*
48 * Driver Header
49 */
50static drv_info_t ipf_drv_info = {
51	"IP Filter Rules",				/* type */
52	"pseudo",					/* class */
53	DRV_PSEUDO|DRV_SAVE_CONF|DRV_MP_SAFE,		/* flags */
54	-1,						/* b_major */
55	-1,						/* c_major */
56	NULL,						/* cdio */
57	NULL,						/* gio_private */
58	NULL,						/* cdio_private */
59};
60
61
62extern	struct	mod_operations	gio_mod_ops;
63static	drv_info_t	ipf_drv_info;
64extern	struct	mod_conf_data	ipf_conf_data;
65
66static struct mod_type_data	ipf_drv_link = {
67	IPL_VERSION, (void *)NULL
68};
69
70static	struct	modlink	ipf_mod_link[] = {
71	{ &gio_mod_ops, (void *)&ipf_drv_link },
72	{ NULL, (void *)NULL }
73};
74
75struct	modwrapper	ipf_wrapper = {
76	MODREV,
77	ipf_load,
78	ipf_unload,
79	(void (*)())NULL,
80	(void *)&ipf_conf_data,
81	ipf_mod_link
82};
83
84
85static int ipf_load(void *arg)
86{
87	int i;
88
89	i = ipfrule_add();
90	if (!i)
91		ipf_refcnt--;
92#ifdef	IPFDEBUG
93	printf("IP Filter Rules: ipfrule_add() = %d\n", i);
94#endif
95	if (!i)
96		cmn_err(CE_CONT, "IP Filter Rules: Loaded\n");
97	return i;
98}
99
100
101static int ipf_unload(void *arg)
102{
103	int i;
104
105	i = ipfrule_remove();
106	if (!i)
107		ipf_refcnt--;
108#ifdef	IPFDEBUG
109	printf("IP Filter Rules: ipfrule_remove() = %d\n", i);
110#endif
111	if (!i)
112		cmn_err(CE_CONT, "IP Filter Rules: Unloaded\n");
113	return i;
114}
115