1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2021 Rubicon Communications, LLC (Netgate) 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 */ 28 #include <sys/cdefs.h> 29 #include "opt_inet.h" 30 #include "opt_inet6.h" 31 32 #include <sys/param.h> 33 #include <sys/errno.h> 34 #include <sys/limits.h> 35 #include <sys/queue.h> 36 #include <sys/systm.h> 37 38 #include <netpfil/pf/pf_nv.h> 39 40 #define PF_NV_IMPL_UINT(fnname, type, max) \ 41 int \ 42 pf_nv ## fnname ## _opt(const nvlist_t *nvl, const char *name, \ 43 type *val, type dflt) \ 44 { \ 45 uint64_t raw; \ 46 if (! nvlist_exists_number(nvl, name)) { \ 47 *val = dflt; \ 48 return (0); \ 49 } \ 50 raw = nvlist_get_number(nvl, name); \ 51 if (raw > max) \ 52 return (ERANGE); \ 53 *val = (type)raw; \ 54 return (0); \ 55 } \ 56 int \ 57 pf_nv ## fnname(const nvlist_t *nvl, const char *name, type *val) \ 58 { \ 59 uint64_t raw; \ 60 if (! nvlist_exists_number(nvl, name)) \ 61 return (EINVAL); \ 62 raw = nvlist_get_number(nvl, name); \ 63 if (raw > max) \ 64 return (ERANGE); \ 65 *val = (type)raw; \ 66 return (0); \ 67 } \ 68 int \ 69 pf_nv ## fnname ## _array(const nvlist_t *nvl, const char *name, \ 70 type *array, size_t maxelems, size_t *nelems) \ 71 { \ 72 const uint64_t *n; \ 73 size_t nitems; \ 74 bzero(array, sizeof(type) * maxelems); \ 75 if (! nvlist_exists_number_array(nvl, name)) \ 76 return (EINVAL); \ 77 n = nvlist_get_number_array(nvl, name, &nitems); \ 78 if (nitems > maxelems) \ 79 return (E2BIG); \ 80 if (nelems != NULL) \ 81 *nelems = nitems; \ 82 for (size_t i = 0; i < nitems; i++) { \ 83 if (n[i] > max) \ 84 return (ERANGE); \ 85 array[i] = (type)n[i]; \ 86 } \ 87 return (0); \ 88 } \ 89 void \ 90 pf_ ## fnname ## _array_nv(nvlist_t *nvl, const char *name, \ 91 const type *numbers, size_t count) \ 92 { \ 93 uint64_t tmp; \ 94 for (size_t i = 0; i < count; i++) { \ 95 tmp = numbers[i]; \ 96 nvlist_append_number_array(nvl, name, tmp); \ 97 } \ 98 } 99 100 int 101 pf_nvbool(const nvlist_t *nvl, const char *name, bool *val) 102 { 103 if (! nvlist_exists_bool(nvl, name)) 104 return (EINVAL); 105 106 *val = nvlist_get_bool(nvl, name); 107 108 return (0); 109 } 110 111 int 112 pf_nvbinary(const nvlist_t *nvl, const char *name, void *data, 113 size_t expected_size) 114 { 115 const uint8_t *nvdata; 116 size_t len; 117 118 bzero(data, expected_size); 119 120 if (! nvlist_exists_binary(nvl, name)) 121 return (EINVAL); 122 123 nvdata = (const uint8_t *)nvlist_get_binary(nvl, name, &len); 124 if (len > expected_size) 125 return (EINVAL); 126 127 memcpy(data, nvdata, len); 128 129 return (0); 130 } 131 132 PF_NV_IMPL_UINT(uint8, uint8_t, UINT8_MAX); 133 PF_NV_IMPL_UINT(uint16, uint16_t, UINT16_MAX); 134 PF_NV_IMPL_UINT(uint32, uint32_t, UINT32_MAX); 135 PF_NV_IMPL_UINT(uint64, uint64_t, UINT64_MAX); 136 137 int 138 pf_nvint(const nvlist_t *nvl, const char *name, int *val) 139 { 140 int64_t raw; 141 142 if (! nvlist_exists_number(nvl, name)) 143 return (EINVAL); 144 145 raw = nvlist_get_number(nvl, name); 146 if (raw > INT_MAX || raw < INT_MIN) 147 return (ERANGE); 148 149 *val = (int)raw; 150 151 return (0); 152 } 153 154 int 155 pf_nvstring(const nvlist_t *nvl, const char *name, char *str, size_t maxlen) 156 { 157 int ret; 158 159 if (! nvlist_exists_string(nvl, name)) 160 return (EINVAL); 161 162 ret = strlcpy(str, nvlist_get_string(nvl, name), maxlen); 163 if (ret >= maxlen) 164 return (EINVAL); 165 166 return (0); 167 } 168 169 static int 170 pf_nvaddr_to_addr(const nvlist_t *nvl, struct pf_addr *paddr) 171 { 172 return (pf_nvbinary(nvl, "addr", paddr, sizeof(*paddr))); 173 } 174 175 static nvlist_t * 176 pf_addr_to_nvaddr(const struct pf_addr *paddr) 177 { 178 nvlist_t *nvl; 179 180 nvl = nvlist_create(0); 181 if (nvl == NULL) 182 return (NULL); 183 184 nvlist_add_binary(nvl, "addr", paddr, sizeof(*paddr)); 185 186 return (nvl); 187 } 188 189 static int 190 pf_nvmape_to_mape(const nvlist_t *nvl, struct pf_mape_portset *mape) 191 { 192 int error = 0; 193 194 bzero(mape, sizeof(*mape)); 195 PFNV_CHK(pf_nvuint8(nvl, "offset", &mape->offset)); 196 PFNV_CHK(pf_nvuint8(nvl, "psidlen", &mape->psidlen)); 197 PFNV_CHK(pf_nvuint16(nvl, "psid", &mape->psid)); 198 199 errout: 200 return (error); 201 } 202 203 static nvlist_t * 204 pf_mape_to_nvmape(const struct pf_mape_portset *mape) 205 { 206 nvlist_t *nvl; 207 208 nvl = nvlist_create(0); 209 if (nvl == NULL) 210 return (NULL); 211 212 nvlist_add_number(nvl, "offset", mape->offset); 213 nvlist_add_number(nvl, "psidlen", mape->psidlen); 214 nvlist_add_number(nvl, "psid", mape->psid); 215 216 return (nvl); 217 } 218 219 static int 220 pf_nvpool_to_pool(const nvlist_t *nvl, struct pf_kpool *kpool) 221 { 222 int error = 0; 223 224 PFNV_CHK(pf_nvbinary(nvl, "key", &kpool->key, sizeof(kpool->key))); 225 226 if (nvlist_exists_nvlist(nvl, "counter")) { 227 PFNV_CHK(pf_nvaddr_to_addr(nvlist_get_nvlist(nvl, "counter"), 228 &kpool->counter)); 229 } 230 231 PFNV_CHK(pf_nvint(nvl, "tblidx", &kpool->tblidx)); 232 PFNV_CHK(pf_nvuint16_array(nvl, "proxy_port", kpool->proxy_port, 2, 233 NULL)); 234 PFNV_CHK(pf_nvuint8(nvl, "opts", &kpool->opts)); 235 236 if (nvlist_exists_nvlist(nvl, "mape")) { 237 PFNV_CHK(pf_nvmape_to_mape(nvlist_get_nvlist(nvl, "mape"), 238 &kpool->mape)); 239 } 240 241 errout: 242 return (error); 243 } 244 245 static nvlist_t * 246 pf_pool_to_nvpool(const struct pf_kpool *pool) 247 { 248 nvlist_t *nvl; 249 nvlist_t *tmp; 250 251 nvl = nvlist_create(0); 252 if (nvl == NULL) 253 return (NULL); 254 255 nvlist_add_binary(nvl, "key", &pool->key, sizeof(pool->key)); 256 tmp = pf_addr_to_nvaddr(&pool->counter); 257 if (tmp == NULL) 258 goto error; 259 nvlist_add_nvlist(nvl, "counter", tmp); 260 nvlist_destroy(tmp); 261 262 nvlist_add_number(nvl, "tblidx", pool->tblidx); 263 pf_uint16_array_nv(nvl, "proxy_port", pool->proxy_port, 2); 264 nvlist_add_number(nvl, "opts", pool->opts); 265 266 tmp = pf_mape_to_nvmape(&pool->mape); 267 if (tmp == NULL) 268 goto error; 269 nvlist_add_nvlist(nvl, "mape", tmp); 270 nvlist_destroy(tmp); 271 272 return (nvl); 273 274 error: 275 nvlist_destroy(nvl); 276 return (NULL); 277 } 278 279 static int 280 pf_nvaddr_wrap_to_addr_wrap(const nvlist_t *nvl, struct pf_addr_wrap *addr) 281 { 282 int error = 0; 283 284 bzero(addr, sizeof(*addr)); 285 286 PFNV_CHK(pf_nvuint8(nvl, "type", &addr->type)); 287 PFNV_CHK(pf_nvuint8(nvl, "iflags", &addr->iflags)); 288 if (addr->type == PF_ADDR_DYNIFTL) 289 PFNV_CHK(pf_nvstring(nvl, "ifname", addr->v.ifname, 290 sizeof(addr->v.ifname))); 291 if (addr->type == PF_ADDR_TABLE) 292 PFNV_CHK(pf_nvstring(nvl, "tblname", addr->v.tblname, 293 sizeof(addr->v.tblname))); 294 295 if (! nvlist_exists_nvlist(nvl, "addr")) 296 return (EINVAL); 297 PFNV_CHK(pf_nvaddr_to_addr(nvlist_get_nvlist(nvl, "addr"), 298 &addr->v.a.addr)); 299 300 if (! nvlist_exists_nvlist(nvl, "mask")) 301 return (EINVAL); 302 PFNV_CHK(pf_nvaddr_to_addr(nvlist_get_nvlist(nvl, "mask"), 303 &addr->v.a.mask)); 304 305 switch (addr->type) { 306 case PF_ADDR_DYNIFTL: 307 case PF_ADDR_TABLE: 308 case PF_ADDR_RANGE: 309 case PF_ADDR_ADDRMASK: 310 case PF_ADDR_NOROUTE: 311 case PF_ADDR_URPFFAILED: 312 break; 313 default: 314 return (EINVAL); 315 } 316 317 errout: 318 return (error); 319 } 320 321 static nvlist_t * 322 pf_addr_wrap_to_nvaddr_wrap(const struct pf_addr_wrap *addr) 323 { 324 nvlist_t *nvl; 325 nvlist_t *tmp; 326 uint64_t num; 327 struct pfr_ktable *kt; 328 329 nvl = nvlist_create(0); 330 if (nvl == NULL) 331 return (NULL); 332 333 nvlist_add_number(nvl, "type", addr->type); 334 nvlist_add_number(nvl, "iflags", addr->iflags); 335 if (addr->type == PF_ADDR_DYNIFTL) { 336 nvlist_add_string(nvl, "ifname", addr->v.ifname); 337 num = 0; 338 if (addr->p.dyn != NULL) 339 num = addr->p.dyn->pfid_acnt4 + 340 addr->p.dyn->pfid_acnt6; 341 nvlist_add_number(nvl, "dyncnt", num); 342 } 343 if (addr->type == PF_ADDR_TABLE) { 344 nvlist_add_string(nvl, "tblname", addr->v.tblname); 345 num = -1; 346 kt = addr->p.tbl; 347 if ((kt->pfrkt_flags & PFR_TFLAG_ACTIVE) && 348 kt->pfrkt_root != NULL) 349 kt = kt->pfrkt_root; 350 if (kt->pfrkt_flags & PFR_TFLAG_ACTIVE) 351 num = kt->pfrkt_cnt; 352 nvlist_add_number(nvl, "tblcnt", num); 353 } 354 355 tmp = pf_addr_to_nvaddr(&addr->v.a.addr); 356 if (tmp == NULL) 357 goto error; 358 nvlist_add_nvlist(nvl, "addr", tmp); 359 nvlist_destroy(tmp); 360 tmp = pf_addr_to_nvaddr(&addr->v.a.mask); 361 if (tmp == NULL) 362 goto error; 363 nvlist_add_nvlist(nvl, "mask", tmp); 364 nvlist_destroy(tmp); 365 366 return (nvl); 367 368 error: 369 nvlist_destroy(nvl); 370 return (NULL); 371 } 372 373 static int 374 pf_validate_op(uint8_t op) 375 { 376 switch (op) { 377 case PF_OP_NONE: 378 case PF_OP_IRG: 379 case PF_OP_EQ: 380 case PF_OP_NE: 381 case PF_OP_LT: 382 case PF_OP_LE: 383 case PF_OP_GT: 384 case PF_OP_GE: 385 case PF_OP_XRG: 386 case PF_OP_RRG: 387 break; 388 default: 389 return (EINVAL); 390 } 391 392 return (0); 393 } 394 395 static int 396 pf_nvrule_addr_to_rule_addr(const nvlist_t *nvl, struct pf_rule_addr *addr) 397 { 398 int error = 0; 399 400 if (! nvlist_exists_nvlist(nvl, "addr")) 401 return (EINVAL); 402 403 PFNV_CHK(pf_nvaddr_wrap_to_addr_wrap(nvlist_get_nvlist(nvl, "addr"), 404 &addr->addr)); 405 PFNV_CHK(pf_nvuint16_array(nvl, "port", addr->port, 2, NULL)); 406 PFNV_CHK(pf_nvuint8(nvl, "neg", &addr->neg)); 407 PFNV_CHK(pf_nvuint8(nvl, "port_op", &addr->port_op)); 408 409 PFNV_CHK(pf_validate_op(addr->port_op)); 410 411 errout: 412 return (error); 413 } 414 415 static nvlist_t * 416 pf_rule_addr_to_nvrule_addr(const struct pf_rule_addr *addr) 417 { 418 nvlist_t *nvl; 419 nvlist_t *tmp; 420 421 nvl = nvlist_create(0); 422 if (nvl == NULL) 423 return (NULL); 424 425 tmp = pf_addr_wrap_to_nvaddr_wrap(&addr->addr); 426 if (tmp == NULL) 427 goto error; 428 nvlist_add_nvlist(nvl, "addr", tmp); 429 nvlist_destroy(tmp); 430 pf_uint16_array_nv(nvl, "port", addr->port, 2); 431 nvlist_add_number(nvl, "neg", addr->neg); 432 nvlist_add_number(nvl, "port_op", addr->port_op); 433 434 return (nvl); 435 436 error: 437 nvlist_destroy(nvl); 438 return (NULL); 439 } 440 441 static int 442 pf_nvrule_uid_to_rule_uid(const nvlist_t *nvl, struct pf_rule_uid *uid) 443 { 444 int error = 0; 445 446 bzero(uid, sizeof(*uid)); 447 448 PFNV_CHK(pf_nvuint32_array(nvl, "uid", uid->uid, 2, NULL)); 449 PFNV_CHK(pf_nvuint8(nvl, "op", &uid->op)); 450 451 PFNV_CHK(pf_validate_op(uid->op)); 452 453 errout: 454 return (error); 455 } 456 457 static nvlist_t * 458 pf_rule_uid_to_nvrule_uid(const struct pf_rule_uid *uid) 459 { 460 nvlist_t *nvl; 461 462 nvl = nvlist_create(0); 463 if (nvl == NULL) 464 return (NULL); 465 466 pf_uint32_array_nv(nvl, "uid", uid->uid, 2); 467 nvlist_add_number(nvl, "op", uid->op); 468 469 return (nvl); 470 } 471 472 static int 473 pf_nvrule_gid_to_rule_gid(const nvlist_t *nvl, struct pf_rule_gid *gid) 474 { 475 /* Cheat a little. These stucts are the same, other than the name of 476 * the first field. */ 477 return (pf_nvrule_uid_to_rule_uid(nvl, (struct pf_rule_uid *)gid)); 478 } 479 480 int 481 pf_check_rule_addr(const struct pf_rule_addr *addr) 482 { 483 484 switch (addr->addr.type) { 485 case PF_ADDR_ADDRMASK: 486 case PF_ADDR_NOROUTE: 487 case PF_ADDR_DYNIFTL: 488 case PF_ADDR_TABLE: 489 case PF_ADDR_URPFFAILED: 490 case PF_ADDR_RANGE: 491 break; 492 default: 493 return (EINVAL); 494 } 495 496 if (addr->addr.p.dyn != NULL) { 497 return (EINVAL); 498 } 499 500 return (0); 501 } 502 503 504 int 505 pf_nvrule_to_krule(const nvlist_t *nvl, struct pf_krule *rule) 506 { 507 int error = 0; 508 509 #define ERROUT(x) ERROUT_FUNCTION(errout, x) 510 511 PFNV_CHK(pf_nvuint32(nvl, "nr", &rule->nr)); 512 513 if (! nvlist_exists_nvlist(nvl, "src")) 514 ERROUT(EINVAL); 515 516 error = pf_nvrule_addr_to_rule_addr(nvlist_get_nvlist(nvl, "src"), 517 &rule->src); 518 if (error != 0) 519 ERROUT(error); 520 521 if (! nvlist_exists_nvlist(nvl, "dst")) 522 ERROUT(EINVAL); 523 524 PFNV_CHK(pf_nvrule_addr_to_rule_addr(nvlist_get_nvlist(nvl, "dst"), 525 &rule->dst)); 526 527 if (nvlist_exists_string(nvl, "label")) { 528 PFNV_CHK(pf_nvstring(nvl, "label", rule->label[0], 529 sizeof(rule->label[0]))); 530 } else if (nvlist_exists_string_array(nvl, "labels")) { 531 const char *const *strs; 532 size_t items; 533 int ret; 534 535 strs = nvlist_get_string_array(nvl, "labels", &items); 536 if (items > PF_RULE_MAX_LABEL_COUNT) 537 ERROUT(E2BIG); 538 539 for (size_t i = 0; i < items; i++) { 540 ret = strlcpy(rule->label[i], strs[i], 541 sizeof(rule->label[0])); 542 if (ret >= sizeof(rule->label[0])) 543 ERROUT(E2BIG); 544 } 545 } 546 547 PFNV_CHK(pf_nvuint32_opt(nvl, "ridentifier", &rule->ridentifier, 0)); 548 PFNV_CHK(pf_nvstring(nvl, "ifname", rule->ifname, 549 sizeof(rule->ifname))); 550 PFNV_CHK(pf_nvstring(nvl, "qname", rule->qname, sizeof(rule->qname))); 551 PFNV_CHK(pf_nvstring(nvl, "pqname", rule->pqname, 552 sizeof(rule->pqname))); 553 PFNV_CHK(pf_nvstring(nvl, "tagname", rule->tagname, 554 sizeof(rule->tagname))); 555 PFNV_CHK(pf_nvuint16_opt(nvl, "dnpipe", &rule->dnpipe, 0)); 556 PFNV_CHK(pf_nvuint16_opt(nvl, "dnrpipe", &rule->dnrpipe, 0)); 557 PFNV_CHK(pf_nvuint32_opt(nvl, "dnflags", &rule->free_flags, 0)); 558 PFNV_CHK(pf_nvstring(nvl, "match_tagname", rule->match_tagname, 559 sizeof(rule->match_tagname))); 560 PFNV_CHK(pf_nvstring(nvl, "overload_tblname", rule->overload_tblname, 561 sizeof(rule->overload_tblname))); 562 563 if (! nvlist_exists_nvlist(nvl, "rpool")) 564 ERROUT(EINVAL); 565 PFNV_CHK(pf_nvpool_to_pool(nvlist_get_nvlist(nvl, "rpool"), 566 &rule->rpool)); 567 568 PFNV_CHK(pf_nvuint32(nvl, "os_fingerprint", &rule->os_fingerprint)); 569 570 PFNV_CHK(pf_nvint(nvl, "rtableid", &rule->rtableid)); 571 PFNV_CHK(pf_nvuint32_array(nvl, "timeout", rule->timeout, PFTM_MAX, NULL)); 572 PFNV_CHK(pf_nvuint32(nvl, "max_states", &rule->max_states)); 573 PFNV_CHK(pf_nvuint32(nvl, "max_src_nodes", &rule->max_src_nodes)); 574 PFNV_CHK(pf_nvuint32(nvl, "max_src_states", &rule->max_src_states)); 575 PFNV_CHK(pf_nvuint32(nvl, "max_src_conn", &rule->max_src_conn)); 576 PFNV_CHK(pf_nvuint32(nvl, "max_src_conn_rate.limit", 577 &rule->max_src_conn_rate.limit)); 578 PFNV_CHK(pf_nvuint32(nvl, "max_src_conn_rate.seconds", 579 &rule->max_src_conn_rate.seconds)); 580 PFNV_CHK(pf_nvuint32(nvl, "prob", &rule->prob)); 581 PFNV_CHK(pf_nvuint32(nvl, "cuid", &rule->cuid)); 582 PFNV_CHK(pf_nvuint32(nvl, "cpid", &rule->cpid)); 583 584 PFNV_CHK(pf_nvuint16(nvl, "return_icmp", &rule->return_icmp)); 585 PFNV_CHK(pf_nvuint16(nvl, "return_icmp6", &rule->return_icmp6)); 586 587 PFNV_CHK(pf_nvuint16(nvl, "max_mss", &rule->max_mss)); 588 PFNV_CHK(pf_nvuint16(nvl, "scrub_flags", &rule->scrub_flags)); 589 590 if (! nvlist_exists_nvlist(nvl, "uid")) 591 ERROUT(EINVAL); 592 PFNV_CHK(pf_nvrule_uid_to_rule_uid(nvlist_get_nvlist(nvl, "uid"), 593 &rule->uid)); 594 595 if (! nvlist_exists_nvlist(nvl, "gid")) 596 ERROUT(EINVAL); 597 PFNV_CHK(pf_nvrule_gid_to_rule_gid(nvlist_get_nvlist(nvl, "gid"), 598 &rule->gid)); 599 600 PFNV_CHK(pf_nvuint32(nvl, "rule_flag", &rule->rule_flag)); 601 PFNV_CHK(pf_nvuint8(nvl, "action", &rule->action)); 602 PFNV_CHK(pf_nvuint8(nvl, "direction", &rule->direction)); 603 PFNV_CHK(pf_nvuint8(nvl, "log", &rule->log)); 604 PFNV_CHK(pf_nvuint8(nvl, "logif", &rule->logif)); 605 PFNV_CHK(pf_nvuint8(nvl, "quick", &rule->quick)); 606 PFNV_CHK(pf_nvuint8(nvl, "ifnot", &rule->ifnot)); 607 PFNV_CHK(pf_nvuint8(nvl, "match_tag_not", &rule->match_tag_not)); 608 PFNV_CHK(pf_nvuint8(nvl, "natpass", &rule->natpass)); 609 610 PFNV_CHK(pf_nvuint8(nvl, "keep_state", &rule->keep_state)); 611 PFNV_CHK(pf_nvuint8(nvl, "af", &rule->af)); 612 PFNV_CHK(pf_nvuint8(nvl, "proto", &rule->proto)); 613 PFNV_CHK(pf_nvuint8(nvl, "type", &rule->type)); 614 PFNV_CHK(pf_nvuint8(nvl, "code", &rule->code)); 615 PFNV_CHK(pf_nvuint8(nvl, "flags", &rule->flags)); 616 PFNV_CHK(pf_nvuint8(nvl, "flagset", &rule->flagset)); 617 PFNV_CHK(pf_nvuint8(nvl, "min_ttl", &rule->min_ttl)); 618 PFNV_CHK(pf_nvuint8(nvl, "allow_opts", &rule->allow_opts)); 619 PFNV_CHK(pf_nvuint8(nvl, "rt", &rule->rt)); 620 PFNV_CHK(pf_nvuint8(nvl, "return_ttl", &rule->return_ttl)); 621 PFNV_CHK(pf_nvuint8(nvl, "tos", &rule->tos)); 622 PFNV_CHK(pf_nvuint8(nvl, "set_tos", &rule->set_tos)); 623 624 PFNV_CHK(pf_nvuint8(nvl, "flush", &rule->flush)); 625 PFNV_CHK(pf_nvuint8(nvl, "prio", &rule->prio)); 626 627 PFNV_CHK(pf_nvuint8_array(nvl, "set_prio", rule->set_prio, 2, NULL)); 628 629 if (nvlist_exists_nvlist(nvl, "divert")) { 630 const nvlist_t *nvldivert = nvlist_get_nvlist(nvl, "divert"); 631 632 if (! nvlist_exists_nvlist(nvldivert, "addr")) 633 ERROUT(EINVAL); 634 PFNV_CHK(pf_nvaddr_to_addr(nvlist_get_nvlist(nvldivert, "addr"), 635 &rule->divert.addr)); 636 PFNV_CHK(pf_nvuint16(nvldivert, "port", &rule->divert.port)); 637 } 638 639 /* Validation */ 640 #ifndef INET 641 if (rule->af == AF_INET) 642 ERROUT(EAFNOSUPPORT); 643 #endif /* INET */ 644 #ifndef INET6 645 if (rule->af == AF_INET6) 646 ERROUT(EAFNOSUPPORT); 647 #endif /* INET6 */ 648 649 PFNV_CHK(pf_check_rule_addr(&rule->src)); 650 PFNV_CHK(pf_check_rule_addr(&rule->dst)); 651 652 return (0); 653 654 #undef ERROUT 655 errout: 656 return (error); 657 } 658 659 static nvlist_t * 660 pf_divert_to_nvdivert(const struct pf_krule *rule) 661 { 662 nvlist_t *nvl; 663 nvlist_t *tmp; 664 665 nvl = nvlist_create(0); 666 if (nvl == NULL) 667 return (NULL); 668 669 tmp = pf_addr_to_nvaddr(&rule->divert.addr); 670 if (tmp == NULL) 671 goto error; 672 nvlist_add_nvlist(nvl, "addr", tmp); 673 nvlist_destroy(tmp); 674 nvlist_add_number(nvl, "port", rule->divert.port); 675 676 return (nvl); 677 678 error: 679 nvlist_destroy(nvl); 680 return (NULL); 681 } 682 683 nvlist_t * 684 pf_krule_to_nvrule(struct pf_krule *rule) 685 { 686 nvlist_t *nvl, *tmp; 687 688 nvl = nvlist_create(0); 689 if (nvl == NULL) 690 return (nvl); 691 692 nvlist_add_number(nvl, "nr", rule->nr); 693 tmp = pf_rule_addr_to_nvrule_addr(&rule->src); 694 if (tmp == NULL) 695 goto error; 696 nvlist_add_nvlist(nvl, "src", tmp); 697 nvlist_destroy(tmp); 698 tmp = pf_rule_addr_to_nvrule_addr(&rule->dst); 699 if (tmp == NULL) 700 goto error; 701 nvlist_add_nvlist(nvl, "dst", tmp); 702 nvlist_destroy(tmp); 703 704 for (int i = 0; i < PF_SKIP_COUNT; i++) { 705 nvlist_append_number_array(nvl, "skip", 706 rule->skip[i].ptr ? rule->skip[i].ptr->nr : -1); 707 } 708 709 for (int i = 0; i < PF_RULE_MAX_LABEL_COUNT; i++) { 710 nvlist_append_string_array(nvl, "labels", rule->label[i]); 711 } 712 nvlist_add_string(nvl, "label", rule->label[0]); 713 nvlist_add_number(nvl, "ridentifier", rule->ridentifier); 714 nvlist_add_string(nvl, "ifname", rule->ifname); 715 nvlist_add_string(nvl, "qname", rule->qname); 716 nvlist_add_string(nvl, "pqname", rule->pqname); 717 nvlist_add_number(nvl, "dnpipe", rule->dnpipe); 718 nvlist_add_number(nvl, "dnrpipe", rule->dnrpipe); 719 nvlist_add_number(nvl, "dnflags", rule->free_flags); 720 nvlist_add_string(nvl, "tagname", rule->tagname); 721 nvlist_add_string(nvl, "match_tagname", rule->match_tagname); 722 nvlist_add_string(nvl, "overload_tblname", rule->overload_tblname); 723 724 tmp = pf_pool_to_nvpool(&rule->rpool); 725 if (tmp == NULL) 726 goto error; 727 nvlist_add_nvlist(nvl, "rpool", tmp); 728 nvlist_destroy(tmp); 729 730 nvlist_add_number(nvl, "evaluations", 731 pf_counter_u64_fetch(&rule->evaluations)); 732 for (int i = 0; i < 2; i++) { 733 nvlist_append_number_array(nvl, "packets", 734 pf_counter_u64_fetch(&rule->packets[i])); 735 nvlist_append_number_array(nvl, "bytes", 736 pf_counter_u64_fetch(&rule->bytes[i])); 737 } 738 nvlist_add_number(nvl, "timestamp", pf_get_timestamp(rule)); 739 740 nvlist_add_number(nvl, "os_fingerprint", rule->os_fingerprint); 741 742 nvlist_add_number(nvl, "rtableid", rule->rtableid); 743 pf_uint32_array_nv(nvl, "timeout", rule->timeout, PFTM_MAX); 744 nvlist_add_number(nvl, "max_states", rule->max_states); 745 nvlist_add_number(nvl, "max_src_nodes", rule->max_src_nodes); 746 nvlist_add_number(nvl, "max_src_states", rule->max_src_states); 747 nvlist_add_number(nvl, "max_src_conn", rule->max_src_conn); 748 nvlist_add_number(nvl, "max_src_conn_rate.limit", 749 rule->max_src_conn_rate.limit); 750 nvlist_add_number(nvl, "max_src_conn_rate.seconds", 751 rule->max_src_conn_rate.seconds); 752 nvlist_add_number(nvl, "qid", rule->qid); 753 nvlist_add_number(nvl, "pqid", rule->pqid); 754 nvlist_add_number(nvl, "prob", rule->prob); 755 nvlist_add_number(nvl, "cuid", rule->cuid); 756 nvlist_add_number(nvl, "cpid", rule->cpid); 757 758 nvlist_add_number(nvl, "states_cur", 759 counter_u64_fetch(rule->states_cur)); 760 nvlist_add_number(nvl, "states_tot", 761 counter_u64_fetch(rule->states_tot)); 762 nvlist_add_number(nvl, "src_nodes", 763 counter_u64_fetch(rule->src_nodes)); 764 765 nvlist_add_number(nvl, "return_icmp", rule->return_icmp); 766 nvlist_add_number(nvl, "return_icmp6", rule->return_icmp6); 767 768 nvlist_add_number(nvl, "max_mss", rule->max_mss); 769 nvlist_add_number(nvl, "scrub_flags", rule->scrub_flags); 770 771 tmp = pf_rule_uid_to_nvrule_uid(&rule->uid); 772 if (tmp == NULL) 773 goto error; 774 nvlist_add_nvlist(nvl, "uid", tmp); 775 nvlist_destroy(tmp); 776 tmp = pf_rule_uid_to_nvrule_uid((const struct pf_rule_uid *)&rule->gid); 777 if (tmp == NULL) 778 goto error; 779 nvlist_add_nvlist(nvl, "gid", tmp); 780 nvlist_destroy(tmp); 781 782 nvlist_add_number(nvl, "rule_flag", rule->rule_flag); 783 nvlist_add_number(nvl, "action", rule->action); 784 nvlist_add_number(nvl, "direction", rule->direction); 785 nvlist_add_number(nvl, "log", rule->log); 786 nvlist_add_number(nvl, "logif", rule->logif); 787 nvlist_add_number(nvl, "quick", rule->quick); 788 nvlist_add_number(nvl, "ifnot", rule->ifnot); 789 nvlist_add_number(nvl, "match_tag_not", rule->match_tag_not); 790 nvlist_add_number(nvl, "natpass", rule->natpass); 791 792 nvlist_add_number(nvl, "keep_state", rule->keep_state); 793 nvlist_add_number(nvl, "af", rule->af); 794 nvlist_add_number(nvl, "proto", rule->proto); 795 nvlist_add_number(nvl, "type", rule->type); 796 nvlist_add_number(nvl, "code", rule->code); 797 nvlist_add_number(nvl, "flags", rule->flags); 798 nvlist_add_number(nvl, "flagset", rule->flagset); 799 nvlist_add_number(nvl, "min_ttl", rule->min_ttl); 800 nvlist_add_number(nvl, "allow_opts", rule->allow_opts); 801 nvlist_add_number(nvl, "rt", rule->rt); 802 nvlist_add_number(nvl, "return_ttl", rule->return_ttl); 803 nvlist_add_number(nvl, "tos", rule->tos); 804 nvlist_add_number(nvl, "set_tos", rule->set_tos); 805 nvlist_add_number(nvl, "anchor_relative", rule->anchor_relative); 806 nvlist_add_number(nvl, "anchor_wildcard", rule->anchor_wildcard); 807 808 nvlist_add_number(nvl, "flush", rule->flush); 809 nvlist_add_number(nvl, "prio", rule->prio); 810 811 pf_uint8_array_nv(nvl, "set_prio", rule->set_prio, 2); 812 813 tmp = pf_divert_to_nvdivert(rule); 814 if (tmp == NULL) 815 goto error; 816 nvlist_add_nvlist(nvl, "divert", tmp); 817 nvlist_destroy(tmp); 818 819 return (nvl); 820 821 error: 822 nvlist_destroy(nvl); 823 return (NULL); 824 } 825 826 static int 827 pf_nvstate_cmp_to_state_cmp(const nvlist_t *nvl, struct pf_state_cmp *cmp) 828 { 829 int error = 0; 830 831 bzero(cmp, sizeof(*cmp)); 832 833 PFNV_CHK(pf_nvuint64(nvl, "id", &cmp->id)); 834 PFNV_CHK(pf_nvuint32(nvl, "creatorid", &cmp->creatorid)); 835 PFNV_CHK(pf_nvuint8(nvl, "direction", &cmp->direction)); 836 837 errout: 838 return (error); 839 } 840 841 int 842 pf_nvstate_kill_to_kstate_kill(const nvlist_t *nvl, 843 struct pf_kstate_kill *kill) 844 { 845 int error = 0; 846 847 bzero(kill, sizeof(*kill)); 848 849 if (! nvlist_exists_nvlist(nvl, "cmp")) 850 return (EINVAL); 851 852 PFNV_CHK(pf_nvstate_cmp_to_state_cmp(nvlist_get_nvlist(nvl, "cmp"), 853 &kill->psk_pfcmp)); 854 PFNV_CHK(pf_nvuint8(nvl, "af", &kill->psk_af)); 855 PFNV_CHK(pf_nvint(nvl, "proto", &kill->psk_proto)); 856 857 if (! nvlist_exists_nvlist(nvl, "src")) 858 return (EINVAL); 859 PFNV_CHK(pf_nvrule_addr_to_rule_addr(nvlist_get_nvlist(nvl, "src"), 860 &kill->psk_src)); 861 if (! nvlist_exists_nvlist(nvl, "dst")) 862 return (EINVAL); 863 PFNV_CHK(pf_nvrule_addr_to_rule_addr(nvlist_get_nvlist(nvl, "dst"), 864 &kill->psk_dst)); 865 if (nvlist_exists_nvlist(nvl, "rt_addr")) { 866 PFNV_CHK(pf_nvrule_addr_to_rule_addr( 867 nvlist_get_nvlist(nvl, "rt_addr"), &kill->psk_rt_addr)); 868 } 869 870 PFNV_CHK(pf_nvstring(nvl, "ifname", kill->psk_ifname, 871 sizeof(kill->psk_ifname))); 872 PFNV_CHK(pf_nvstring(nvl, "label", kill->psk_label, 873 sizeof(kill->psk_label))); 874 PFNV_CHK(pf_nvbool(nvl, "kill_match", &kill->psk_kill_match)); 875 876 if (nvlist_exists_bool(nvl, "nat")) 877 PFNV_CHK(pf_nvbool(nvl, "nat", &kill->psk_nat)); 878 879 errout: 880 return (error); 881 } 882 883 static nvlist_t * 884 pf_state_key_to_nvstate_key(const struct pf_state_key *key) 885 { 886 nvlist_t *nvl, *tmp; 887 888 nvl = nvlist_create(0); 889 if (nvl == NULL) 890 return (NULL); 891 892 for (int i = 0; i < 2; i++) { 893 tmp = pf_addr_to_nvaddr(&key->addr[i]); 894 if (tmp == NULL) 895 goto errout; 896 nvlist_append_nvlist_array(nvl, "addr", tmp); 897 nvlist_destroy(tmp); 898 nvlist_append_number_array(nvl, "port", key->port[i]); 899 } 900 nvlist_add_number(nvl, "af", key->af); 901 nvlist_add_number(nvl, "proto", key->proto); 902 903 return (nvl); 904 905 errout: 906 nvlist_destroy(nvl); 907 return (NULL); 908 } 909 910 static nvlist_t * 911 pf_state_peer_to_nvstate_peer(const struct pf_state_peer *peer) 912 { 913 nvlist_t *nvl; 914 915 nvl = nvlist_create(0); 916 if (nvl == NULL) 917 return (NULL); 918 919 nvlist_add_number(nvl, "seqlo", peer->seqlo); 920 nvlist_add_number(nvl, "seqhi", peer->seqhi); 921 nvlist_add_number(nvl, "seqdiff", peer->seqdiff); 922 nvlist_add_number(nvl, "state", peer->state); 923 nvlist_add_number(nvl, "wscale", peer->wscale); 924 925 return (nvl); 926 } 927 928 nvlist_t * 929 pf_state_to_nvstate(const struct pf_kstate *s) 930 { 931 nvlist_t *nvl, *tmp; 932 uint32_t expire, flags = 0; 933 934 nvl = nvlist_create(0); 935 if (nvl == NULL) 936 return (NULL); 937 938 nvlist_add_number(nvl, "id", s->id); 939 nvlist_add_string(nvl, "ifname", s->kif->pfik_name); 940 nvlist_add_string(nvl, "orig_ifname", s->orig_kif->pfik_name); 941 942 tmp = pf_state_key_to_nvstate_key(s->key[PF_SK_STACK]); 943 if (tmp == NULL) 944 goto errout; 945 nvlist_add_nvlist(nvl, "stack_key", tmp); 946 nvlist_destroy(tmp); 947 948 tmp = pf_state_key_to_nvstate_key(s->key[PF_SK_WIRE]); 949 if (tmp == NULL) 950 goto errout; 951 nvlist_add_nvlist(nvl, "wire_key", tmp); 952 nvlist_destroy(tmp); 953 954 tmp = pf_state_peer_to_nvstate_peer(&s->src); 955 if (tmp == NULL) 956 goto errout; 957 nvlist_add_nvlist(nvl, "src", tmp); 958 nvlist_destroy(tmp); 959 960 tmp = pf_state_peer_to_nvstate_peer(&s->dst); 961 if (tmp == NULL) 962 goto errout; 963 nvlist_add_nvlist(nvl, "dst", tmp); 964 nvlist_destroy(tmp); 965 966 tmp = pf_addr_to_nvaddr(&s->rt_addr); 967 if (tmp == NULL) 968 goto errout; 969 nvlist_add_nvlist(nvl, "rt_addr", tmp); 970 nvlist_destroy(tmp); 971 972 nvlist_add_number(nvl, "rule", s->rule.ptr ? s->rule.ptr->nr : -1); 973 nvlist_add_number(nvl, "anchor", 974 s->anchor.ptr ? s->anchor.ptr->nr : -1); 975 nvlist_add_number(nvl, "nat_rule", 976 s->nat_rule.ptr ? s->nat_rule.ptr->nr : -1); 977 nvlist_add_number(nvl, "creation", s->creation / 1000); 978 979 expire = pf_state_expires(s); 980 if (expire <= time_uptime) 981 expire = 0; 982 else 983 expire = expire - time_uptime; 984 nvlist_add_number(nvl, "expire", expire); 985 986 for (int i = 0; i < 2; i++) { 987 nvlist_append_number_array(nvl, "packets", 988 s->packets[i]); 989 nvlist_append_number_array(nvl, "bytes", 990 s->bytes[i]); 991 } 992 993 nvlist_add_number(nvl, "creatorid", s->creatorid); 994 nvlist_add_number(nvl, "direction", s->direction); 995 nvlist_add_number(nvl, "state_flags", s->state_flags); 996 if (s->src_node) 997 flags |= PFSYNC_FLAG_SRCNODE; 998 if (s->nat_src_node) 999 flags |= PFSYNC_FLAG_NATSRCNODE; 1000 nvlist_add_number(nvl, "sync_flags", flags); 1001 1002 return (nvl); 1003 1004 errout: 1005 nvlist_destroy(nvl); 1006 return (NULL); 1007 } 1008 1009 static int 1010 pf_nveth_rule_addr_to_keth_rule_addr(const nvlist_t *nvl, 1011 struct pf_keth_rule_addr *krule) 1012 { 1013 static const u_int8_t EMPTY_MAC[ETHER_ADDR_LEN] = { 0 }; 1014 int error = 0; 1015 1016 PFNV_CHK(pf_nvbinary(nvl, "addr", &krule->addr, sizeof(krule->addr))); 1017 PFNV_CHK(pf_nvbool(nvl, "neg", &krule->neg)); 1018 if (nvlist_exists_binary(nvl, "mask")) 1019 PFNV_CHK(pf_nvbinary(nvl, "mask", &krule->mask, 1020 sizeof(krule->mask))); 1021 1022 /* To make checks for 'is this address set?' easier. */ 1023 if (memcmp(krule->addr, EMPTY_MAC, ETHER_ADDR_LEN) != 0) 1024 krule->isset = 1; 1025 1026 errout: 1027 return (error); 1028 } 1029 1030 static nvlist_t* 1031 pf_keth_rule_addr_to_nveth_rule_addr(const struct pf_keth_rule_addr *krule) 1032 { 1033 nvlist_t *nvl; 1034 1035 nvl = nvlist_create(0); 1036 if (nvl == NULL) 1037 return (NULL); 1038 1039 nvlist_add_binary(nvl, "addr", &krule->addr, sizeof(krule->addr)); 1040 nvlist_add_binary(nvl, "mask", &krule->mask, sizeof(krule->mask)); 1041 nvlist_add_bool(nvl, "neg", krule->neg); 1042 1043 return (nvl); 1044 } 1045 1046 nvlist_t* 1047 pf_keth_rule_to_nveth_rule(const struct pf_keth_rule *krule) 1048 { 1049 nvlist_t *nvl, *addr; 1050 1051 nvl = nvlist_create(0); 1052 if (nvl == NULL) 1053 return (NULL); 1054 1055 for (int i = 0; i < PF_RULE_MAX_LABEL_COUNT; i++) { 1056 nvlist_append_string_array(nvl, "labels", krule->label[i]); 1057 } 1058 nvlist_add_number(nvl, "ridentifier", krule->ridentifier); 1059 1060 nvlist_add_number(nvl, "nr", krule->nr); 1061 nvlist_add_bool(nvl, "quick", krule->quick); 1062 nvlist_add_string(nvl, "ifname", krule->ifname); 1063 nvlist_add_bool(nvl, "ifnot", krule->ifnot); 1064 nvlist_add_number(nvl, "direction", krule->direction); 1065 nvlist_add_number(nvl, "proto", krule->proto); 1066 nvlist_add_string(nvl, "match_tagname", krule->match_tagname); 1067 nvlist_add_number(nvl, "match_tag", krule->match_tag); 1068 nvlist_add_bool(nvl, "match_tag_not", krule->match_tag_not); 1069 1070 addr = pf_keth_rule_addr_to_nveth_rule_addr(&krule->src); 1071 if (addr == NULL) { 1072 nvlist_destroy(nvl); 1073 return (NULL); 1074 } 1075 nvlist_add_nvlist(nvl, "src", addr); 1076 nvlist_destroy(addr); 1077 1078 addr = pf_keth_rule_addr_to_nveth_rule_addr(&krule->dst); 1079 if (addr == NULL) { 1080 nvlist_destroy(nvl); 1081 return (NULL); 1082 } 1083 nvlist_add_nvlist(nvl, "dst", addr); 1084 nvlist_destroy(addr); 1085 1086 addr = pf_rule_addr_to_nvrule_addr(&krule->ipsrc); 1087 if (addr == NULL) { 1088 nvlist_destroy(nvl); 1089 return (NULL); 1090 } 1091 nvlist_add_nvlist(nvl, "ipsrc", addr); 1092 nvlist_destroy(addr); 1093 1094 addr = pf_rule_addr_to_nvrule_addr(&krule->ipdst); 1095 if (addr == NULL) { 1096 nvlist_destroy(nvl); 1097 return (NULL); 1098 } 1099 nvlist_add_nvlist(nvl, "ipdst", addr); 1100 nvlist_destroy(addr); 1101 1102 nvlist_add_number(nvl, "evaluations", 1103 counter_u64_fetch(krule->evaluations)); 1104 nvlist_add_number(nvl, "packets-in", 1105 counter_u64_fetch(krule->packets[0])); 1106 nvlist_add_number(nvl, "packets-out", 1107 counter_u64_fetch(krule->packets[1])); 1108 nvlist_add_number(nvl, "bytes-in", 1109 counter_u64_fetch(krule->bytes[0])); 1110 nvlist_add_number(nvl, "bytes-out", 1111 counter_u64_fetch(krule->bytes[1])); 1112 1113 nvlist_add_number(nvl, "timestamp", pf_get_timestamp(krule)); 1114 nvlist_add_string(nvl, "qname", krule->qname); 1115 nvlist_add_string(nvl, "tagname", krule->tagname); 1116 1117 nvlist_add_number(nvl, "dnpipe", krule->dnpipe); 1118 nvlist_add_number(nvl, "dnflags", krule->dnflags); 1119 1120 nvlist_add_number(nvl, "anchor_relative", krule->anchor_relative); 1121 nvlist_add_number(nvl, "anchor_wildcard", krule->anchor_wildcard); 1122 1123 nvlist_add_string(nvl, "bridge_to", krule->bridge_to_name); 1124 nvlist_add_number(nvl, "action", krule->action); 1125 1126 return (nvl); 1127 } 1128 1129 int 1130 pf_nveth_rule_to_keth_rule(const nvlist_t *nvl, 1131 struct pf_keth_rule *krule) 1132 { 1133 int error = 0; 1134 1135 #define ERROUT(x) ERROUT_FUNCTION(errout, x) 1136 1137 bzero(krule, sizeof(*krule)); 1138 1139 if (nvlist_exists_string_array(nvl, "labels")) { 1140 const char *const *strs; 1141 size_t items; 1142 int ret; 1143 1144 strs = nvlist_get_string_array(nvl, "labels", &items); 1145 if (items > PF_RULE_MAX_LABEL_COUNT) 1146 ERROUT(E2BIG); 1147 1148 for (size_t i = 0; i < items; i++) { 1149 ret = strlcpy(krule->label[i], strs[i], 1150 sizeof(krule->label[0])); 1151 if (ret >= sizeof(krule->label[0])) 1152 ERROUT(E2BIG); 1153 } 1154 } 1155 1156 PFNV_CHK(pf_nvuint32_opt(nvl, "ridentifier", &krule->ridentifier, 0)); 1157 1158 PFNV_CHK(pf_nvuint32(nvl, "nr", &krule->nr)); 1159 PFNV_CHK(pf_nvbool(nvl, "quick", &krule->quick)); 1160 PFNV_CHK(pf_nvstring(nvl, "ifname", krule->ifname, 1161 sizeof(krule->ifname))); 1162 PFNV_CHK(pf_nvbool(nvl, "ifnot", &krule->ifnot)); 1163 PFNV_CHK(pf_nvuint8(nvl, "direction", &krule->direction)); 1164 PFNV_CHK(pf_nvuint16(nvl, "proto", &krule->proto)); 1165 1166 if (nvlist_exists_nvlist(nvl, "src")) { 1167 error = pf_nveth_rule_addr_to_keth_rule_addr( 1168 nvlist_get_nvlist(nvl, "src"), &krule->src); 1169 if (error) 1170 return (error); 1171 } 1172 if (nvlist_exists_nvlist(nvl, "dst")) { 1173 error = pf_nveth_rule_addr_to_keth_rule_addr( 1174 nvlist_get_nvlist(nvl, "dst"), &krule->dst); 1175 if (error) 1176 return (error); 1177 } 1178 1179 if (nvlist_exists_nvlist(nvl, "ipsrc")) { 1180 error = pf_nvrule_addr_to_rule_addr( 1181 nvlist_get_nvlist(nvl, "ipsrc"), &krule->ipsrc); 1182 if (error != 0) 1183 return (error); 1184 1185 if (krule->ipsrc.addr.type != PF_ADDR_ADDRMASK && 1186 krule->ipsrc.addr.type != PF_ADDR_TABLE) 1187 return (EINVAL); 1188 } 1189 1190 if (nvlist_exists_nvlist(nvl, "ipdst")) { 1191 error = pf_nvrule_addr_to_rule_addr( 1192 nvlist_get_nvlist(nvl, "ipdst"), &krule->ipdst); 1193 if (error != 0) 1194 return (error); 1195 1196 if (krule->ipdst.addr.type != PF_ADDR_ADDRMASK && 1197 krule->ipdst.addr.type != PF_ADDR_TABLE) 1198 return (EINVAL); 1199 } 1200 1201 if (nvlist_exists_string(nvl, "match_tagname")) { 1202 PFNV_CHK(pf_nvstring(nvl, "match_tagname", krule->match_tagname, 1203 sizeof(krule->match_tagname))); 1204 PFNV_CHK(pf_nvbool(nvl, "match_tag_not", &krule->match_tag_not)); 1205 } 1206 1207 PFNV_CHK(pf_nvstring(nvl, "qname", krule->qname, sizeof(krule->qname))); 1208 PFNV_CHK(pf_nvstring(nvl, "tagname", krule->tagname, 1209 sizeof(krule->tagname))); 1210 1211 PFNV_CHK(pf_nvuint16_opt(nvl, "dnpipe", &krule->dnpipe, 0)); 1212 PFNV_CHK(pf_nvuint32_opt(nvl, "dnflags", &krule->dnflags, 0)); 1213 PFNV_CHK(pf_nvstring(nvl, "bridge_to", krule->bridge_to_name, 1214 sizeof(krule->bridge_to_name))); 1215 1216 PFNV_CHK(pf_nvuint8(nvl, "action", &krule->action)); 1217 1218 if (krule->action != PF_PASS && krule->action != PF_DROP && 1219 krule->action != PF_MATCH) 1220 return (EBADMSG); 1221 1222 #undef ERROUT 1223 errout: 1224 return (error); 1225 } 1226