1/* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
2 *
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License version 2 as
5 * published by the Free Software Foundation.
6 */
7
8/* Kernel module implementing an IP set type: the hash:ip,port,net type */
9
10#include <linux/jhash.h>
11#include <linux/module.h>
12#include <linux/ip.h>
13#include <linux/skbuff.h>
14#include <linux/errno.h>
15#include <linux/random.h>
16#include <net/ip.h>
17#include <net/ipv6.h>
18#include <net/netlink.h>
19#include <net/tcp.h>
20
21#include <linux/netfilter.h>
22#include <linux/netfilter/ipset/pfxlen.h>
23#include <linux/netfilter/ipset/ip_set.h>
24#include <linux/netfilter/ipset/ip_set_getport.h>
25#include <linux/netfilter/ipset/ip_set_hash.h>
26
27#define REVISION_MIN	0
28/*			1    SCTP and UDPLITE support added */
29/*			2    Range as input support for IPv4 added */
30/*			3    nomatch flag support added */
31#define REVISION_MAX	4 /* Counters support added */
32
33MODULE_LICENSE("GPL");
34MODULE_AUTHOR("Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>");
35IP_SET_MODULE_DESC("hash:ip,port,net", REVISION_MIN, REVISION_MAX);
36MODULE_ALIAS("ip_set_hash:ip,port,net");
37
38/* Type specific function prefix */
39#define HTYPE		hash_ipportnet
40
41/* We squeeze the "nomatch" flag into cidr: we don't support cidr == 0
42 * However this way we have to store internally cidr - 1,
43 * dancing back and forth.
44 */
45#define IP_SET_HASH_WITH_NETS_PACKED
46#define IP_SET_HASH_WITH_PROTO
47#define IP_SET_HASH_WITH_NETS
48
49/* IPv4 variants */
50
51/* Member elements */
52struct hash_ipportnet4_elem {
53	__be32 ip;
54	__be32 ip2;
55	__be16 port;
56	u8 cidr:7;
57	u8 nomatch:1;
58	u8 proto;
59};
60
61struct hash_ipportnet4t_elem {
62	__be32 ip;
63	__be32 ip2;
64	__be16 port;
65	u8 cidr:7;
66	u8 nomatch:1;
67	u8 proto;
68	unsigned long timeout;
69};
70
71struct hash_ipportnet4c_elem {
72	__be32 ip;
73	__be32 ip2;
74	__be16 port;
75	u8 cidr:7;
76	u8 nomatch:1;
77	u8 proto;
78	struct ip_set_counter counter;
79};
80
81struct hash_ipportnet4ct_elem {
82	__be32 ip;
83	__be32 ip2;
84	__be16 port;
85	u8 cidr:7;
86	u8 nomatch:1;
87	u8 proto;
88	struct ip_set_counter counter;
89	unsigned long timeout;
90};
91
92/* Common functions */
93
94static inline bool
95hash_ipportnet4_data_equal(const struct hash_ipportnet4_elem *ip1,
96			   const struct hash_ipportnet4_elem *ip2,
97			   u32 *multi)
98{
99	return ip1->ip == ip2->ip &&
100	       ip1->ip2 == ip2->ip2 &&
101	       ip1->cidr == ip2->cidr &&
102	       ip1->port == ip2->port &&
103	       ip1->proto == ip2->proto;
104}
105
106static inline int
107hash_ipportnet4_do_data_match(const struct hash_ipportnet4_elem *elem)
108{
109	return elem->nomatch ? -ENOTEMPTY : 1;
110}
111
112static inline void
113hash_ipportnet4_data_set_flags(struct hash_ipportnet4_elem *elem, u32 flags)
114{
115	elem->nomatch = !!((flags >> 16) & IPSET_FLAG_NOMATCH);
116}
117
118static inline void
119hash_ipportnet4_data_reset_flags(struct hash_ipportnet4_elem *elem, u8 *flags)
120{
121	swap(*flags, elem->nomatch);
122}
123
124static inline void
125hash_ipportnet4_data_netmask(struct hash_ipportnet4_elem *elem, u8 cidr)
126{
127	elem->ip2 &= ip_set_netmask(cidr);
128	elem->cidr = cidr - 1;
129}
130
131static bool
132hash_ipportnet4_data_list(struct sk_buff *skb,
133			  const struct hash_ipportnet4_elem *data)
134{
135	u32 flags = data->nomatch ? IPSET_FLAG_NOMATCH : 0;
136
137	if (nla_put_ipaddr4(skb, IPSET_ATTR_IP, data->ip) ||
138	    nla_put_ipaddr4(skb, IPSET_ATTR_IP2, data->ip2) ||
139	    nla_put_net16(skb, IPSET_ATTR_PORT, data->port) ||
140	    nla_put_u8(skb, IPSET_ATTR_CIDR2, data->cidr + 1) ||
141	    nla_put_u8(skb, IPSET_ATTR_PROTO, data->proto) ||
142	    (flags &&
143	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
144		goto nla_put_failure;
145	return 0;
146
147nla_put_failure:
148	return 1;
149}
150
151static inline void
152hash_ipportnet4_data_next(struct hash_ipportnet4_elem *next,
153			  const struct hash_ipportnet4_elem *d)
154{
155	next->ip = d->ip;
156	next->port = d->port;
157	next->ip2 = d->ip2;
158}
159
160#define MTYPE		hash_ipportnet4
161#define PF		4
162#define HOST_MASK	32
163#include "ip_set_hash_gen.h"
164
165static int
166hash_ipportnet4_kadt(struct ip_set *set, const struct sk_buff *skb,
167		     const struct xt_action_param *par,
168		     enum ipset_adt adt, struct ip_set_adt_opt *opt)
169{
170	const struct hash_ipportnet *h = set->data;
171	ipset_adtfn adtfn = set->variant->adt[adt];
172	struct hash_ipportnet4_elem e = {
173		.cidr = h->nets[0].cidr ? h->nets[0].cidr - 1 : HOST_MASK - 1
174	};
175	struct ip_set_ext ext = IP_SET_INIT_KEXT(skb, opt, h);
176
177	if (adt == IPSET_TEST)
178		e.cidr = HOST_MASK - 1;
179
180	if (!ip_set_get_ip4_port(skb, opt->flags & IPSET_DIM_TWO_SRC,
181				 &e.port, &e.proto))
182		return -EINVAL;
183
184	ip4addrptr(skb, opt->flags & IPSET_DIM_ONE_SRC, &e.ip);
185	ip4addrptr(skb, opt->flags & IPSET_DIM_THREE_SRC, &e.ip2);
186	e.ip2 &= ip_set_netmask(e.cidr + 1);
187
188	return adtfn(set, &e, &ext, &opt->ext, opt->cmdflags);
189}
190
191static int
192hash_ipportnet4_uadt(struct ip_set *set, struct nlattr *tb[],
193		     enum ipset_adt adt, u32 *lineno, u32 flags, bool retried)
194{
195	const struct hash_ipportnet *h = set->data;
196	ipset_adtfn adtfn = set->variant->adt[adt];
197	struct hash_ipportnet4_elem e = { .cidr = HOST_MASK - 1 };
198	struct ip_set_ext ext = IP_SET_INIT_UEXT(h);
199	u32 ip, ip_to, p = 0, port, port_to;
200	u32 ip2_from, ip2_to, ip2_last, ip2;
201	bool with_ports = false;
202	u8 cidr;
203	int ret;
204
205	if (unlikely(!tb[IPSET_ATTR_IP] || !tb[IPSET_ATTR_IP2] ||
206		     !ip_set_attr_netorder(tb, IPSET_ATTR_PORT) ||
207		     !ip_set_optattr_netorder(tb, IPSET_ATTR_PORT_TO) ||
208		     !ip_set_optattr_netorder(tb, IPSET_ATTR_TIMEOUT) ||
209		     !ip_set_optattr_netorder(tb, IPSET_ATTR_CADT_FLAGS) ||
210		     !ip_set_optattr_netorder(tb, IPSET_ATTR_PACKETS) ||
211		     !ip_set_optattr_netorder(tb, IPSET_ATTR_BYTES)))
212		return -IPSET_ERR_PROTOCOL;
213
214	if (tb[IPSET_ATTR_LINENO])
215		*lineno = nla_get_u32(tb[IPSET_ATTR_LINENO]);
216
217	ret = ip_set_get_hostipaddr4(tb[IPSET_ATTR_IP], &ip) ||
218	      ip_set_get_extensions(set, tb, &ext);
219	if (ret)
220		return ret;
221
222	ret = ip_set_get_hostipaddr4(tb[IPSET_ATTR_IP2], &ip2_from);
223	if (ret)
224		return ret;
225
226	if (tb[IPSET_ATTR_CIDR2]) {
227		cidr = nla_get_u8(tb[IPSET_ATTR_CIDR2]);
228		if (!cidr || cidr > HOST_MASK)
229			return -IPSET_ERR_INVALID_CIDR;
230		e.cidr = cidr - 1;
231	}
232
233	if (tb[IPSET_ATTR_PORT])
234		e.port = nla_get_be16(tb[IPSET_ATTR_PORT]);
235	else
236		return -IPSET_ERR_PROTOCOL;
237
238	if (tb[IPSET_ATTR_PROTO]) {
239		e.proto = nla_get_u8(tb[IPSET_ATTR_PROTO]);
240		with_ports = ip_set_proto_with_ports(e.proto);
241
242		if (e.proto == 0)
243			return -IPSET_ERR_INVALID_PROTO;
244	} else
245		return -IPSET_ERR_MISSING_PROTO;
246
247	if (!(with_ports || e.proto == IPPROTO_ICMP))
248		e.port = 0;
249
250	if (tb[IPSET_ATTR_CADT_FLAGS]) {
251		u32 cadt_flags = ip_set_get_h32(tb[IPSET_ATTR_CADT_FLAGS]);
252		if (cadt_flags & IPSET_FLAG_NOMATCH)
253			flags |= (IPSET_FLAG_NOMATCH << 16);
254	}
255
256	with_ports = with_ports && tb[IPSET_ATTR_PORT_TO];
257	if (adt == IPSET_TEST ||
258	    !(tb[IPSET_ATTR_CIDR] || tb[IPSET_ATTR_IP_TO] || with_ports ||
259	      tb[IPSET_ATTR_IP2_TO])) {
260		e.ip = htonl(ip);
261		e.ip2 = htonl(ip2_from & ip_set_hostmask(e.cidr + 1));
262		ret = adtfn(set, &e, &ext, &ext, flags);
263		return ip_set_enomatch(ret, flags, adt) ? 1 :
264		       ip_set_eexist(ret, flags) ? 0 : ret;
265	}
266
267	ip_to = ip;
268	if (tb[IPSET_ATTR_IP_TO]) {
269		ret = ip_set_get_hostipaddr4(tb[IPSET_ATTR_IP_TO], &ip_to);
270		if (ret)
271			return ret;
272		if (ip > ip_to)
273			swap(ip, ip_to);
274	} else if (tb[IPSET_ATTR_CIDR]) {
275		u8 cidr = nla_get_u8(tb[IPSET_ATTR_CIDR]);
276
277		if (!cidr || cidr > 32)
278			return -IPSET_ERR_INVALID_CIDR;
279		ip_set_mask_from_to(ip, ip_to, cidr);
280	}
281
282	port_to = port = ntohs(e.port);
283	if (tb[IPSET_ATTR_PORT_TO]) {
284		port_to = ip_set_get_h16(tb[IPSET_ATTR_PORT_TO]);
285		if (port > port_to)
286			swap(port, port_to);
287	}
288
289	ip2_to = ip2_from;
290	if (tb[IPSET_ATTR_IP2_TO]) {
291		ret = ip_set_get_hostipaddr4(tb[IPSET_ATTR_IP2_TO], &ip2_to);
292		if (ret)
293			return ret;
294		if (ip2_from > ip2_to)
295			swap(ip2_from, ip2_to);
296		if (ip2_from + UINT_MAX == ip2_to)
297			return -IPSET_ERR_HASH_RANGE;
298	} else
299		ip_set_mask_from_to(ip2_from, ip2_to, e.cidr + 1);
300
301	if (retried)
302		ip = ntohl(h->next.ip);
303	for (; !before(ip_to, ip); ip++) {
304		e.ip = htonl(ip);
305		p = retried && ip == ntohl(h->next.ip) ? ntohs(h->next.port)
306						       : port;
307		for (; p <= port_to; p++) {
308			e.port = htons(p);
309			ip2 = retried
310			      && ip == ntohl(h->next.ip)
311			      && p == ntohs(h->next.port)
312				? ntohl(h->next.ip2) : ip2_from;
313			while (!after(ip2, ip2_to)) {
314				e.ip2 = htonl(ip2);
315				ip2_last = ip_set_range_to_cidr(ip2, ip2_to,
316								&cidr);
317				e.cidr = cidr - 1;
318				ret = adtfn(set, &e, &ext, &ext, flags);
319
320				if (ret && !ip_set_eexist(ret, flags))
321					return ret;
322				else
323					ret = 0;
324				ip2 = ip2_last + 1;
325			}
326		}
327	}
328	return ret;
329}
330
331/* IPv6 variants */
332
333struct hash_ipportnet6_elem {
334	union nf_inet_addr ip;
335	union nf_inet_addr ip2;
336	__be16 port;
337	u8 cidr:7;
338	u8 nomatch:1;
339	u8 proto;
340};
341
342struct hash_ipportnet6t_elem {
343	union nf_inet_addr ip;
344	union nf_inet_addr ip2;
345	__be16 port;
346	u8 cidr:7;
347	u8 nomatch:1;
348	u8 proto;
349	unsigned long timeout;
350};
351
352struct hash_ipportnet6c_elem {
353	union nf_inet_addr ip;
354	union nf_inet_addr ip2;
355	__be16 port;
356	u8 cidr:7;
357	u8 nomatch:1;
358	u8 proto;
359	struct ip_set_counter counter;
360};
361
362struct hash_ipportnet6ct_elem {
363	union nf_inet_addr ip;
364	union nf_inet_addr ip2;
365	__be16 port;
366	u8 cidr:7;
367	u8 nomatch:1;
368	u8 proto;
369	struct ip_set_counter counter;
370	unsigned long timeout;
371};
372
373/* Common functions */
374
375static inline bool
376hash_ipportnet6_data_equal(const struct hash_ipportnet6_elem *ip1,
377			   const struct hash_ipportnet6_elem *ip2,
378			   u32 *multi)
379{
380	return ipv6_addr_equal(&ip1->ip.in6, &ip2->ip.in6) &&
381	       ipv6_addr_equal(&ip1->ip2.in6, &ip2->ip2.in6) &&
382	       ip1->cidr == ip2->cidr &&
383	       ip1->port == ip2->port &&
384	       ip1->proto == ip2->proto;
385}
386
387static inline int
388hash_ipportnet6_do_data_match(const struct hash_ipportnet6_elem *elem)
389{
390	return elem->nomatch ? -ENOTEMPTY : 1;
391}
392
393static inline void
394hash_ipportnet6_data_set_flags(struct hash_ipportnet6_elem *elem, u32 flags)
395{
396	elem->nomatch = !!((flags >> 16) & IPSET_FLAG_NOMATCH);
397}
398
399static inline void
400hash_ipportnet6_data_reset_flags(struct hash_ipportnet6_elem *elem, u8 *flags)
401{
402	swap(*flags, elem->nomatch);
403}
404
405static inline void
406hash_ipportnet6_data_netmask(struct hash_ipportnet6_elem *elem, u8 cidr)
407{
408	ip6_netmask(&elem->ip2, cidr);
409	elem->cidr = cidr - 1;
410}
411
412static bool
413hash_ipportnet6_data_list(struct sk_buff *skb,
414			  const struct hash_ipportnet6_elem *data)
415{
416	u32 flags = data->nomatch ? IPSET_FLAG_NOMATCH : 0;
417
418	if (nla_put_ipaddr6(skb, IPSET_ATTR_IP, &data->ip.in6) ||
419	    nla_put_ipaddr6(skb, IPSET_ATTR_IP2, &data->ip2.in6) ||
420	    nla_put_net16(skb, IPSET_ATTR_PORT, data->port) ||
421	    nla_put_u8(skb, IPSET_ATTR_CIDR2, data->cidr + 1) ||
422	    nla_put_u8(skb, IPSET_ATTR_PROTO, data->proto) ||
423	    (flags &&
424	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
425		goto nla_put_failure;
426	return 0;
427
428nla_put_failure:
429	return 1;
430}
431
432static inline void
433hash_ipportnet6_data_next(struct hash_ipportnet4_elem *next,
434			  const struct hash_ipportnet6_elem *d)
435{
436	next->port = d->port;
437}
438
439#undef MTYPE
440#undef PF
441#undef HOST_MASK
442
443#define MTYPE		hash_ipportnet6
444#define PF		6
445#define HOST_MASK	128
446#define IP_SET_EMIT_CREATE
447#include "ip_set_hash_gen.h"
448
449static int
450hash_ipportnet6_kadt(struct ip_set *set, const struct sk_buff *skb,
451		     const struct xt_action_param *par,
452		     enum ipset_adt adt, struct ip_set_adt_opt *opt)
453{
454	const struct hash_ipportnet *h = set->data;
455	ipset_adtfn adtfn = set->variant->adt[adt];
456	struct hash_ipportnet6_elem e = {
457		.cidr = h->nets[0].cidr ? h->nets[0].cidr - 1 : HOST_MASK - 1
458	};
459	struct ip_set_ext ext = IP_SET_INIT_KEXT(skb, opt, h);
460
461	if (adt == IPSET_TEST)
462		e.cidr = HOST_MASK - 1;
463
464	if (!ip_set_get_ip6_port(skb, opt->flags & IPSET_DIM_TWO_SRC,
465				 &e.port, &e.proto))
466		return -EINVAL;
467
468	ip6addrptr(skb, opt->flags & IPSET_DIM_ONE_SRC, &e.ip.in6);
469	ip6addrptr(skb, opt->flags & IPSET_DIM_THREE_SRC, &e.ip2.in6);
470	ip6_netmask(&e.ip2, e.cidr + 1);
471
472	return adtfn(set, &e, &ext, &opt->ext, opt->cmdflags);
473}
474
475static int
476hash_ipportnet6_uadt(struct ip_set *set, struct nlattr *tb[],
477		     enum ipset_adt adt, u32 *lineno, u32 flags, bool retried)
478{
479	const struct hash_ipportnet *h = set->data;
480	ipset_adtfn adtfn = set->variant->adt[adt];
481	struct hash_ipportnet6_elem e = { .cidr = HOST_MASK - 1 };
482	struct ip_set_ext ext = IP_SET_INIT_UEXT(h);
483	u32 port, port_to;
484	bool with_ports = false;
485	u8 cidr;
486	int ret;
487
488	if (unlikely(!tb[IPSET_ATTR_IP] || !tb[IPSET_ATTR_IP2] ||
489		     !ip_set_attr_netorder(tb, IPSET_ATTR_PORT) ||
490		     !ip_set_optattr_netorder(tb, IPSET_ATTR_PORT_TO) ||
491		     !ip_set_optattr_netorder(tb, IPSET_ATTR_TIMEOUT) ||
492		     !ip_set_optattr_netorder(tb, IPSET_ATTR_CADT_FLAGS) ||
493		     !ip_set_optattr_netorder(tb, IPSET_ATTR_PACKETS) ||
494		     !ip_set_optattr_netorder(tb, IPSET_ATTR_BYTES) ||
495		     tb[IPSET_ATTR_IP_TO] ||
496		     tb[IPSET_ATTR_CIDR]))
497		return -IPSET_ERR_PROTOCOL;
498	if (unlikely(tb[IPSET_ATTR_IP_TO]))
499		return -IPSET_ERR_HASH_RANGE_UNSUPPORTED;
500
501	if (tb[IPSET_ATTR_LINENO])
502		*lineno = nla_get_u32(tb[IPSET_ATTR_LINENO]);
503
504	ret = ip_set_get_ipaddr6(tb[IPSET_ATTR_IP], &e.ip) ||
505	      ip_set_get_extensions(set, tb, &ext);
506	if (ret)
507		return ret;
508
509	ret = ip_set_get_ipaddr6(tb[IPSET_ATTR_IP2], &e.ip2);
510	if (ret)
511		return ret;
512
513	if (tb[IPSET_ATTR_CIDR2]) {
514		cidr = nla_get_u8(tb[IPSET_ATTR_CIDR2]);
515		if (!cidr || cidr > HOST_MASK)
516			return -IPSET_ERR_INVALID_CIDR;
517		e.cidr = cidr - 1;
518	}
519
520	ip6_netmask(&e.ip2, e.cidr + 1);
521
522	if (tb[IPSET_ATTR_PORT])
523		e.port = nla_get_be16(tb[IPSET_ATTR_PORT]);
524	else
525		return -IPSET_ERR_PROTOCOL;
526
527	if (tb[IPSET_ATTR_PROTO]) {
528		e.proto = nla_get_u8(tb[IPSET_ATTR_PROTO]);
529		with_ports = ip_set_proto_with_ports(e.proto);
530
531		if (e.proto == 0)
532			return -IPSET_ERR_INVALID_PROTO;
533	} else
534		return -IPSET_ERR_MISSING_PROTO;
535
536	if (!(with_ports || e.proto == IPPROTO_ICMPV6))
537		e.port = 0;
538
539	if (tb[IPSET_ATTR_CADT_FLAGS]) {
540		u32 cadt_flags = ip_set_get_h32(tb[IPSET_ATTR_CADT_FLAGS]);
541		if (cadt_flags & IPSET_FLAG_NOMATCH)
542			flags |= (IPSET_FLAG_NOMATCH << 16);
543	}
544
545	if (adt == IPSET_TEST || !with_ports || !tb[IPSET_ATTR_PORT_TO]) {
546		ret = adtfn(set, &e, &ext, &ext, flags);
547		return ip_set_enomatch(ret, flags, adt) ? 1 :
548		       ip_set_eexist(ret, flags) ? 0 : ret;
549	}
550
551	port = ntohs(e.port);
552	port_to = ip_set_get_h16(tb[IPSET_ATTR_PORT_TO]);
553	if (port > port_to)
554		swap(port, port_to);
555
556	if (retried)
557		port = ntohs(h->next.port);
558	for (; port <= port_to; port++) {
559		e.port = htons(port);
560		ret = adtfn(set, &e, &ext, &ext, flags);
561
562		if (ret && !ip_set_eexist(ret, flags))
563			return ret;
564		else
565			ret = 0;
566	}
567	return ret;
568}
569
570static struct ip_set_type hash_ipportnet_type __read_mostly = {
571	.name		= "hash:ip,port,net",
572	.protocol	= IPSET_PROTOCOL,
573	.features	= IPSET_TYPE_IP | IPSET_TYPE_PORT | IPSET_TYPE_IP2 |
574			  IPSET_TYPE_NOMATCH,
575	.dimension	= IPSET_DIM_THREE,
576	.family		= NFPROTO_UNSPEC,
577	.revision_min	= REVISION_MIN,
578	.revision_max	= REVISION_MAX,
579	.create		= hash_ipportnet_create,
580	.create_policy	= {
581		[IPSET_ATTR_HASHSIZE]	= { .type = NLA_U32 },
582		[IPSET_ATTR_MAXELEM]	= { .type = NLA_U32 },
583		[IPSET_ATTR_PROBES]	= { .type = NLA_U8 },
584		[IPSET_ATTR_RESIZE]	= { .type = NLA_U8  },
585		[IPSET_ATTR_TIMEOUT]	= { .type = NLA_U32 },
586		[IPSET_ATTR_CADT_FLAGS]	= { .type = NLA_U32 },
587	},
588	.adt_policy	= {
589		[IPSET_ATTR_IP]		= { .type = NLA_NESTED },
590		[IPSET_ATTR_IP_TO]	= { .type = NLA_NESTED },
591		[IPSET_ATTR_IP2]	= { .type = NLA_NESTED },
592		[IPSET_ATTR_IP2_TO]	= { .type = NLA_NESTED },
593		[IPSET_ATTR_PORT]	= { .type = NLA_U16 },
594		[IPSET_ATTR_PORT_TO]	= { .type = NLA_U16 },
595		[IPSET_ATTR_CIDR]	= { .type = NLA_U8 },
596		[IPSET_ATTR_CIDR2]	= { .type = NLA_U8 },
597		[IPSET_ATTR_PROTO]	= { .type = NLA_U8 },
598		[IPSET_ATTR_CADT_FLAGS]	= { .type = NLA_U32 },
599		[IPSET_ATTR_TIMEOUT]	= { .type = NLA_U32 },
600		[IPSET_ATTR_LINENO]	= { .type = NLA_U32 },
601		[IPSET_ATTR_BYTES]	= { .type = NLA_U64 },
602		[IPSET_ATTR_PACKETS]	= { .type = NLA_U64 },
603	},
604	.me		= THIS_MODULE,
605};
606
607static int __init
608hash_ipportnet_init(void)
609{
610	return ip_set_type_register(&hash_ipportnet_type);
611}
612
613static void __exit
614hash_ipportnet_fini(void)
615{
616	ip_set_type_unregister(&hash_ipportnet_type);
617}
618
619module_init(hash_ipportnet_init);
620module_exit(hash_ipportnet_fini);
621