1// SPDX-License-Identifier: GPL-2.0-only 2/* Copyright (C) 2003-2013 Jozsef Kadlecsik <kadlec@netfilter.org> */ 3 4/* Kernel module implementing an IP set type: the hash:ip,port,net type */ 5 6#include <linux/jhash.h> 7#include <linux/module.h> 8#include <linux/ip.h> 9#include <linux/skbuff.h> 10#include <linux/errno.h> 11#include <linux/random.h> 12#include <net/ip.h> 13#include <net/ipv6.h> 14#include <net/netlink.h> 15#include <net/tcp.h> 16 17#include <linux/netfilter.h> 18#include <linux/netfilter/ipset/pfxlen.h> 19#include <linux/netfilter/ipset/ip_set.h> 20#include <linux/netfilter/ipset/ip_set_getport.h> 21#include <linux/netfilter/ipset/ip_set_hash.h> 22 23#define IPSET_TYPE_REV_MIN 0 24/* 0 Comments support added */ 25/* 1 Forceadd support added */ 26/* 2 skbinfo support added */ 27#define IPSET_TYPE_REV_MAX 3 /* bucketsize, initval support added */ 28 29MODULE_LICENSE("GPL"); 30MODULE_AUTHOR("Oliver Smith <oliver@8.c.9.b.0.7.4.0.1.0.0.2.ip6.arpa>"); 31IP_SET_MODULE_DESC("hash:net,port,net", IPSET_TYPE_REV_MIN, IPSET_TYPE_REV_MAX); 32MODULE_ALIAS("ip_set_hash:net,port,net"); 33 34/* Type specific function prefix */ 35#define HTYPE hash_netportnet 36#define IP_SET_HASH_WITH_PROTO 37#define IP_SET_HASH_WITH_NETS 38#define IPSET_NET_COUNT 2 39#define IP_SET_HASH_WITH_NET0 40 41/* IPv4 variant */ 42 43/* Member elements */ 44struct hash_netportnet4_elem { 45 union { 46 __be32 ip[2]; 47 __be64 ipcmp; 48 }; 49 __be16 port; 50 union { 51 u8 cidr[2]; 52 u16 ccmp; 53 }; 54 u16 padding; 55 u8 nomatch; 56 u8 proto; 57}; 58 59/* Common functions */ 60 61static bool 62hash_netportnet4_data_equal(const struct hash_netportnet4_elem *ip1, 63 const struct hash_netportnet4_elem *ip2, 64 u32 *multi) 65{ 66 return ip1->ipcmp == ip2->ipcmp && 67 ip1->ccmp == ip2->ccmp && 68 ip1->port == ip2->port && 69 ip1->proto == ip2->proto; 70} 71 72static int 73hash_netportnet4_do_data_match(const struct hash_netportnet4_elem *elem) 74{ 75 return elem->nomatch ? -ENOTEMPTY : 1; 76} 77 78static void 79hash_netportnet4_data_set_flags(struct hash_netportnet4_elem *elem, u32 flags) 80{ 81 elem->nomatch = !!((flags >> 16) & IPSET_FLAG_NOMATCH); 82} 83 84static void 85hash_netportnet4_data_reset_flags(struct hash_netportnet4_elem *elem, u8 *flags) 86{ 87 swap(*flags, elem->nomatch); 88} 89 90static void 91hash_netportnet4_data_reset_elem(struct hash_netportnet4_elem *elem, 92 struct hash_netportnet4_elem *orig) 93{ 94 elem->ip[1] = orig->ip[1]; 95} 96 97static void 98hash_netportnet4_data_netmask(struct hash_netportnet4_elem *elem, 99 u8 cidr, bool inner) 100{ 101 if (inner) { 102 elem->ip[1] &= ip_set_netmask(cidr); 103 elem->cidr[1] = cidr; 104 } else { 105 elem->ip[0] &= ip_set_netmask(cidr); 106 elem->cidr[0] = cidr; 107 } 108} 109 110static bool 111hash_netportnet4_data_list(struct sk_buff *skb, 112 const struct hash_netportnet4_elem *data) 113{ 114 u32 flags = data->nomatch ? IPSET_FLAG_NOMATCH : 0; 115 116 if (nla_put_ipaddr4(skb, IPSET_ATTR_IP, data->ip[0]) || 117 nla_put_ipaddr4(skb, IPSET_ATTR_IP2, data->ip[1]) || 118 nla_put_net16(skb, IPSET_ATTR_PORT, data->port) || 119 nla_put_u8(skb, IPSET_ATTR_CIDR, data->cidr[0]) || 120 nla_put_u8(skb, IPSET_ATTR_CIDR2, data->cidr[1]) || 121 nla_put_u8(skb, IPSET_ATTR_PROTO, data->proto) || 122 (flags && 123 nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags)))) 124 goto nla_put_failure; 125 return false; 126 127nla_put_failure: 128 return true; 129} 130 131static void 132hash_netportnet4_data_next(struct hash_netportnet4_elem *next, 133 const struct hash_netportnet4_elem *d) 134{ 135 next->ipcmp = d->ipcmp; 136 next->port = d->port; 137} 138 139#define MTYPE hash_netportnet4 140#define HOST_MASK 32 141#include "ip_set_hash_gen.h" 142 143static void 144hash_netportnet4_init(struct hash_netportnet4_elem *e) 145{ 146 e->cidr[0] = HOST_MASK; 147 e->cidr[1] = HOST_MASK; 148} 149 150static int 151hash_netportnet4_kadt(struct ip_set *set, const struct sk_buff *skb, 152 const struct xt_action_param *par, 153 enum ipset_adt adt, struct ip_set_adt_opt *opt) 154{ 155 const struct hash_netportnet4 *h = set->data; 156 ipset_adtfn adtfn = set->variant->adt[adt]; 157 struct hash_netportnet4_elem e = { }; 158 struct ip_set_ext ext = IP_SET_INIT_KEXT(skb, opt, set); 159 160 e.cidr[0] = INIT_CIDR(h->nets[0].cidr[0], HOST_MASK); 161 e.cidr[1] = INIT_CIDR(h->nets[0].cidr[1], HOST_MASK); 162 if (adt == IPSET_TEST) 163 e.ccmp = (HOST_MASK << (sizeof(e.cidr[0]) * 8)) | HOST_MASK; 164 165 if (!ip_set_get_ip4_port(skb, opt->flags & IPSET_DIM_TWO_SRC, 166 &e.port, &e.proto)) 167 return -EINVAL; 168 169 ip4addrptr(skb, opt->flags & IPSET_DIM_ONE_SRC, &e.ip[0]); 170 ip4addrptr(skb, opt->flags & IPSET_DIM_THREE_SRC, &e.ip[1]); 171 e.ip[0] &= ip_set_netmask(e.cidr[0]); 172 e.ip[1] &= ip_set_netmask(e.cidr[1]); 173 174 return adtfn(set, &e, &ext, &opt->ext, opt->cmdflags); 175} 176 177static u32 178hash_netportnet4_range_to_cidr(u32 from, u32 to, u8 *cidr) 179{ 180 if (from == 0 && to == UINT_MAX) { 181 *cidr = 0; 182 return to; 183 } 184 return ip_set_range_to_cidr(from, to, cidr); 185} 186 187static int 188hash_netportnet4_uadt(struct ip_set *set, struct nlattr *tb[], 189 enum ipset_adt adt, u32 *lineno, u32 flags, bool retried) 190{ 191 struct hash_netportnet4 *h = set->data; 192 ipset_adtfn adtfn = set->variant->adt[adt]; 193 struct hash_netportnet4_elem e = { }; 194 struct ip_set_ext ext = IP_SET_INIT_UEXT(set); 195 u32 ip = 0, ip_to = 0, p = 0, port, port_to; 196 u32 ip2_from = 0, ip2_to = 0, ip2, i = 0; 197 bool with_ports = false; 198 int ret; 199 200 if (tb[IPSET_ATTR_LINENO]) 201 *lineno = nla_get_u32(tb[IPSET_ATTR_LINENO]); 202 203 hash_netportnet4_init(&e); 204 if (unlikely(!tb[IPSET_ATTR_IP] || !tb[IPSET_ATTR_IP2] || 205 !ip_set_attr_netorder(tb, IPSET_ATTR_PORT) || 206 !ip_set_optattr_netorder(tb, IPSET_ATTR_PORT_TO) || 207 !ip_set_optattr_netorder(tb, IPSET_ATTR_CADT_FLAGS))) 208 return -IPSET_ERR_PROTOCOL; 209 210 ret = ip_set_get_hostipaddr4(tb[IPSET_ATTR_IP], &ip); 211 if (ret) 212 return ret; 213 214 ret = ip_set_get_hostipaddr4(tb[IPSET_ATTR_IP2], &ip2_from); 215 if (ret) 216 return ret; 217 218 ret = ip_set_get_extensions(set, tb, &ext); 219 if (ret) 220 return ret; 221 222 if (tb[IPSET_ATTR_CIDR]) { 223 e.cidr[0] = nla_get_u8(tb[IPSET_ATTR_CIDR]); 224 if (e.cidr[0] > HOST_MASK) 225 return -IPSET_ERR_INVALID_CIDR; 226 } 227 228 if (tb[IPSET_ATTR_CIDR2]) { 229 e.cidr[1] = nla_get_u8(tb[IPSET_ATTR_CIDR2]); 230 if (e.cidr[1] > HOST_MASK) 231 return -IPSET_ERR_INVALID_CIDR; 232 } 233 234 e.port = nla_get_be16(tb[IPSET_ATTR_PORT]); 235 236 if (tb[IPSET_ATTR_PROTO]) { 237 e.proto = nla_get_u8(tb[IPSET_ATTR_PROTO]); 238 with_ports = ip_set_proto_with_ports(e.proto); 239 240 if (e.proto == 0) 241 return -IPSET_ERR_INVALID_PROTO; 242 } else { 243 return -IPSET_ERR_MISSING_PROTO; 244 } 245 246 if (!(with_ports || e.proto == IPPROTO_ICMP)) 247 e.port = 0; 248 249 if (tb[IPSET_ATTR_CADT_FLAGS]) { 250 u32 cadt_flags = ip_set_get_h32(tb[IPSET_ATTR_CADT_FLAGS]); 251 252 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_IP_TO] || with_ports || tb[IPSET_ATTR_IP2_TO])) { 259 e.ip[0] = htonl(ip & ip_set_hostmask(e.cidr[0])); 260 e.ip[1] = htonl(ip2_from & ip_set_hostmask(e.cidr[1])); 261 ret = adtfn(set, &e, &ext, &ext, flags); 262 return ip_set_enomatch(ret, flags, adt, set) ? -ret : 263 ip_set_eexist(ret, flags) ? 0 : ret; 264 } 265 266 ip_to = ip; 267 if (tb[IPSET_ATTR_IP_TO]) { 268 ret = ip_set_get_hostipaddr4(tb[IPSET_ATTR_IP_TO], &ip_to); 269 if (ret) 270 return ret; 271 if (ip > ip_to) 272 swap(ip, ip_to); 273 if (unlikely(ip + UINT_MAX == ip_to)) 274 return -IPSET_ERR_HASH_RANGE; 275 } else { 276 ip_set_mask_from_to(ip, ip_to, e.cidr[0]); 277 } 278 279 port_to = port = ntohs(e.port); 280 if (tb[IPSET_ATTR_PORT_TO]) { 281 port_to = ip_set_get_h16(tb[IPSET_ATTR_PORT_TO]); 282 if (port > port_to) 283 swap(port, port_to); 284 } 285 286 ip2_to = ip2_from; 287 if (tb[IPSET_ATTR_IP2_TO]) { 288 ret = ip_set_get_hostipaddr4(tb[IPSET_ATTR_IP2_TO], &ip2_to); 289 if (ret) 290 return ret; 291 if (ip2_from > ip2_to) 292 swap(ip2_from, ip2_to); 293 if (unlikely(ip2_from + UINT_MAX == ip2_to)) 294 return -IPSET_ERR_HASH_RANGE; 295 } else { 296 ip_set_mask_from_to(ip2_from, ip2_to, e.cidr[1]); 297 } 298 299 if (retried) { 300 ip = ntohl(h->next.ip[0]); 301 p = ntohs(h->next.port); 302 ip2 = ntohl(h->next.ip[1]); 303 } else { 304 p = port; 305 ip2 = ip2_from; 306 } 307 308 do { 309 e.ip[0] = htonl(ip); 310 ip = hash_netportnet4_range_to_cidr(ip, ip_to, &e.cidr[0]); 311 for (; p <= port_to; p++) { 312 e.port = htons(p); 313 do { 314 i++; 315 e.ip[1] = htonl(ip2); 316 if (i > IPSET_MAX_RANGE) { 317 hash_netportnet4_data_next(&h->next, 318 &e); 319 return -ERANGE; 320 } 321 ip2 = hash_netportnet4_range_to_cidr(ip2, 322 ip2_to, &e.cidr[1]); 323 ret = adtfn(set, &e, &ext, &ext, flags); 324 if (ret && !ip_set_eexist(ret, flags)) 325 return ret; 326 327 ret = 0; 328 } while (ip2++ < ip2_to); 329 ip2 = ip2_from; 330 } 331 p = port; 332 } while (ip++ < ip_to); 333 return ret; 334} 335 336/* IPv6 variant */ 337 338struct hash_netportnet6_elem { 339 union nf_inet_addr ip[2]; 340 __be16 port; 341 union { 342 u8 cidr[2]; 343 u16 ccmp; 344 }; 345 u16 padding; 346 u8 nomatch; 347 u8 proto; 348}; 349 350/* Common functions */ 351 352static bool 353hash_netportnet6_data_equal(const struct hash_netportnet6_elem *ip1, 354 const struct hash_netportnet6_elem *ip2, 355 u32 *multi) 356{ 357 return ipv6_addr_equal(&ip1->ip[0].in6, &ip2->ip[0].in6) && 358 ipv6_addr_equal(&ip1->ip[1].in6, &ip2->ip[1].in6) && 359 ip1->ccmp == ip2->ccmp && 360 ip1->port == ip2->port && 361 ip1->proto == ip2->proto; 362} 363 364static int 365hash_netportnet6_do_data_match(const struct hash_netportnet6_elem *elem) 366{ 367 return elem->nomatch ? -ENOTEMPTY : 1; 368} 369 370static void 371hash_netportnet6_data_set_flags(struct hash_netportnet6_elem *elem, u32 flags) 372{ 373 elem->nomatch = !!((flags >> 16) & IPSET_FLAG_NOMATCH); 374} 375 376static void 377hash_netportnet6_data_reset_flags(struct hash_netportnet6_elem *elem, u8 *flags) 378{ 379 swap(*flags, elem->nomatch); 380} 381 382static void 383hash_netportnet6_data_reset_elem(struct hash_netportnet6_elem *elem, 384 struct hash_netportnet6_elem *orig) 385{ 386 elem->ip[1] = orig->ip[1]; 387} 388 389static void 390hash_netportnet6_data_netmask(struct hash_netportnet6_elem *elem, 391 u8 cidr, bool inner) 392{ 393 if (inner) { 394 ip6_netmask(&elem->ip[1], cidr); 395 elem->cidr[1] = cidr; 396 } else { 397 ip6_netmask(&elem->ip[0], cidr); 398 elem->cidr[0] = cidr; 399 } 400} 401 402static bool 403hash_netportnet6_data_list(struct sk_buff *skb, 404 const struct hash_netportnet6_elem *data) 405{ 406 u32 flags = data->nomatch ? IPSET_FLAG_NOMATCH : 0; 407 408 if (nla_put_ipaddr6(skb, IPSET_ATTR_IP, &data->ip[0].in6) || 409 nla_put_ipaddr6(skb, IPSET_ATTR_IP2, &data->ip[1].in6) || 410 nla_put_net16(skb, IPSET_ATTR_PORT, data->port) || 411 nla_put_u8(skb, IPSET_ATTR_CIDR, data->cidr[0]) || 412 nla_put_u8(skb, IPSET_ATTR_CIDR2, data->cidr[1]) || 413 nla_put_u8(skb, IPSET_ATTR_PROTO, data->proto) || 414 (flags && 415 nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags)))) 416 goto nla_put_failure; 417 return false; 418 419nla_put_failure: 420 return true; 421} 422 423static void 424hash_netportnet6_data_next(struct hash_netportnet6_elem *next, 425 const struct hash_netportnet6_elem *d) 426{ 427 next->port = d->port; 428} 429 430#undef MTYPE 431#undef HOST_MASK 432 433#define MTYPE hash_netportnet6 434#define HOST_MASK 128 435#define IP_SET_EMIT_CREATE 436#include "ip_set_hash_gen.h" 437 438static void 439hash_netportnet6_init(struct hash_netportnet6_elem *e) 440{ 441 e->cidr[0] = HOST_MASK; 442 e->cidr[1] = HOST_MASK; 443} 444 445static int 446hash_netportnet6_kadt(struct ip_set *set, const struct sk_buff *skb, 447 const struct xt_action_param *par, 448 enum ipset_adt adt, struct ip_set_adt_opt *opt) 449{ 450 const struct hash_netportnet6 *h = set->data; 451 ipset_adtfn adtfn = set->variant->adt[adt]; 452 struct hash_netportnet6_elem e = { }; 453 struct ip_set_ext ext = IP_SET_INIT_KEXT(skb, opt, set); 454 455 e.cidr[0] = INIT_CIDR(h->nets[0].cidr[0], HOST_MASK); 456 e.cidr[1] = INIT_CIDR(h->nets[0].cidr[1], HOST_MASK); 457 if (adt == IPSET_TEST) 458 e.ccmp = (HOST_MASK << (sizeof(u8) * 8)) | HOST_MASK; 459 460 if (!ip_set_get_ip6_port(skb, opt->flags & IPSET_DIM_TWO_SRC, 461 &e.port, &e.proto)) 462 return -EINVAL; 463 464 ip6addrptr(skb, opt->flags & IPSET_DIM_ONE_SRC, &e.ip[0].in6); 465 ip6addrptr(skb, opt->flags & IPSET_DIM_THREE_SRC, &e.ip[1].in6); 466 ip6_netmask(&e.ip[0], e.cidr[0]); 467 ip6_netmask(&e.ip[1], e.cidr[1]); 468 469 return adtfn(set, &e, &ext, &opt->ext, opt->cmdflags); 470} 471 472static int 473hash_netportnet6_uadt(struct ip_set *set, struct nlattr *tb[], 474 enum ipset_adt adt, u32 *lineno, u32 flags, bool retried) 475{ 476 const struct hash_netportnet6 *h = set->data; 477 ipset_adtfn adtfn = set->variant->adt[adt]; 478 struct hash_netportnet6_elem e = { }; 479 struct ip_set_ext ext = IP_SET_INIT_UEXT(set); 480 u32 port, port_to; 481 bool with_ports = false; 482 int ret; 483 484 if (tb[IPSET_ATTR_LINENO]) 485 *lineno = nla_get_u32(tb[IPSET_ATTR_LINENO]); 486 487 hash_netportnet6_init(&e); 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_CADT_FLAGS))) 492 return -IPSET_ERR_PROTOCOL; 493 if (unlikely(tb[IPSET_ATTR_IP_TO] || tb[IPSET_ATTR_IP2_TO])) 494 return -IPSET_ERR_HASH_RANGE_UNSUPPORTED; 495 496 ret = ip_set_get_ipaddr6(tb[IPSET_ATTR_IP], &e.ip[0]); 497 if (ret) 498 return ret; 499 500 ret = ip_set_get_ipaddr6(tb[IPSET_ATTR_IP2], &e.ip[1]); 501 if (ret) 502 return ret; 503 504 ret = ip_set_get_extensions(set, tb, &ext); 505 if (ret) 506 return ret; 507 508 if (tb[IPSET_ATTR_CIDR]) { 509 e.cidr[0] = nla_get_u8(tb[IPSET_ATTR_CIDR]); 510 if (e.cidr[0] > HOST_MASK) 511 return -IPSET_ERR_INVALID_CIDR; 512 } 513 514 if (tb[IPSET_ATTR_CIDR2]) { 515 e.cidr[1] = nla_get_u8(tb[IPSET_ATTR_CIDR2]); 516 if (e.cidr[1] > HOST_MASK) 517 return -IPSET_ERR_INVALID_CIDR; 518 } 519 520 ip6_netmask(&e.ip[0], e.cidr[0]); 521 ip6_netmask(&e.ip[1], e.cidr[1]); 522 523 e.port = nla_get_be16(tb[IPSET_ATTR_PORT]); 524 525 if (tb[IPSET_ATTR_PROTO]) { 526 e.proto = nla_get_u8(tb[IPSET_ATTR_PROTO]); 527 with_ports = ip_set_proto_with_ports(e.proto); 528 529 if (e.proto == 0) 530 return -IPSET_ERR_INVALID_PROTO; 531 } else { 532 return -IPSET_ERR_MISSING_PROTO; 533 } 534 535 if (!(with_ports || e.proto == IPPROTO_ICMPV6)) 536 e.port = 0; 537 538 if (tb[IPSET_ATTR_CADT_FLAGS]) { 539 u32 cadt_flags = ip_set_get_h32(tb[IPSET_ATTR_CADT_FLAGS]); 540 541 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, set) ? -ret : 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; 564 565 ret = 0; 566 } 567 return ret; 568} 569 570static struct ip_set_type hash_netportnet_type __read_mostly = { 571 .name = "hash:net,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 = IPSET_TYPE_REV_MIN, 578 .revision_max = IPSET_TYPE_REV_MAX, 579 .create_flags[IPSET_TYPE_REV_MAX] = IPSET_CREATE_FLAG_BUCKETSIZE, 580 .create = hash_netportnet_create, 581 .create_policy = { 582 [IPSET_ATTR_HASHSIZE] = { .type = NLA_U32 }, 583 [IPSET_ATTR_MAXELEM] = { .type = NLA_U32 }, 584 [IPSET_ATTR_INITVAL] = { .type = NLA_U32 }, 585 [IPSET_ATTR_BUCKETSIZE] = { .type = NLA_U8 }, 586 [IPSET_ATTR_RESIZE] = { .type = NLA_U8 }, 587 [IPSET_ATTR_TIMEOUT] = { .type = NLA_U32 }, 588 [IPSET_ATTR_CADT_FLAGS] = { .type = NLA_U32 }, 589 }, 590 .adt_policy = { 591 [IPSET_ATTR_IP] = { .type = NLA_NESTED }, 592 [IPSET_ATTR_IP_TO] = { .type = NLA_NESTED }, 593 [IPSET_ATTR_IP2] = { .type = NLA_NESTED }, 594 [IPSET_ATTR_IP2_TO] = { .type = NLA_NESTED }, 595 [IPSET_ATTR_PORT] = { .type = NLA_U16 }, 596 [IPSET_ATTR_PORT_TO] = { .type = NLA_U16 }, 597 [IPSET_ATTR_CIDR] = { .type = NLA_U8 }, 598 [IPSET_ATTR_CIDR2] = { .type = NLA_U8 }, 599 [IPSET_ATTR_PROTO] = { .type = NLA_U8 }, 600 [IPSET_ATTR_CADT_FLAGS] = { .type = NLA_U32 }, 601 [IPSET_ATTR_TIMEOUT] = { .type = NLA_U32 }, 602 [IPSET_ATTR_LINENO] = { .type = NLA_U32 }, 603 [IPSET_ATTR_BYTES] = { .type = NLA_U64 }, 604 [IPSET_ATTR_PACKETS] = { .type = NLA_U64 }, 605 [IPSET_ATTR_COMMENT] = { .type = NLA_NUL_STRING, 606 .len = IPSET_MAX_COMMENT_SIZE }, 607 [IPSET_ATTR_SKBMARK] = { .type = NLA_U64 }, 608 [IPSET_ATTR_SKBPRIO] = { .type = NLA_U32 }, 609 [IPSET_ATTR_SKBQUEUE] = { .type = NLA_U16 }, 610 }, 611 .me = THIS_MODULE, 612}; 613 614static int __init 615hash_netportnet_init(void) 616{ 617 return ip_set_type_register(&hash_netportnet_type); 618} 619 620static void __exit 621hash_netportnet_fini(void) 622{ 623 rcu_barrier(); 624 ip_set_type_unregister(&hash_netportnet_type); 625} 626 627module_init(hash_netportnet_init); 628module_exit(hash_netportnet_fini); 629