1*6af76811Shenning /* $OpenBSD: pfctl_parser.c,v 1.319 2018/02/08 02:26:39 henning Exp $ */ 214a9b182Skjell 314a9b182Skjell /* 4fd3c3a0cSderaadt * Copyright (c) 2001 Daniel Hartmeier 5f8d11d7cShenning * Copyright (c) 2002 - 2013 Henning Brauer <henning@openbsd.org> 614a9b182Skjell * All rights reserved. 714a9b182Skjell * 814a9b182Skjell * Redistribution and use in source and binary forms, with or without 914a9b182Skjell * modification, are permitted provided that the following conditions 1014a9b182Skjell * are met: 1114a9b182Skjell * 1214a9b182Skjell * - Redistributions of source code must retain the above copyright 1314a9b182Skjell * notice, this list of conditions and the following disclaimer. 1414a9b182Skjell * - Redistributions in binary form must reproduce the above 1514a9b182Skjell * copyright notice, this list of conditions and the following 1614a9b182Skjell * disclaimer in the documentation and/or other materials provided 1714a9b182Skjell * with the distribution. 1814a9b182Skjell * 1914a9b182Skjell * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2014a9b182Skjell * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 2114a9b182Skjell * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 2214a9b182Skjell * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 235974bd37Sdhartmei * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 2414a9b182Skjell * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 2514a9b182Skjell * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 2614a9b182Skjell * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 2714a9b182Skjell * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2814a9b182Skjell * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 2914a9b182Skjell * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 3014a9b182Skjell * POSSIBILITY OF SUCH DAMAGE. 3114a9b182Skjell * 3214a9b182Skjell */ 3314a9b182Skjell 34252d784aSderaadt #include <sys/types.h> 3579cc0068Scedric #include <sys/ioctl.h> 36252d784aSderaadt #include <sys/socket.h> 37918dda86Smikeb #include <net/if_dl.h> 38252d784aSderaadt #include <net/if.h> 39252d784aSderaadt #include <netinet/in.h> 406329fa59Sderaadt #include <netinet/ip.h> 416329fa59Sderaadt #include <netinet/ip_icmp.h> 4230620b12Sfrantzen #include <netinet/icmp6.h> 43252d784aSderaadt #include <net/pfvar.h> 449f13c6caSmillert #include <arpa/inet.h> 45252d784aSderaadt 469c957736Sguenther #include <ctype.h> 479c957736Sguenther #include <err.h> 489c957736Sguenther #include <errno.h> 499c957736Sguenther #include <ifaddrs.h> 509c957736Sguenther #include <limits.h> 519c957736Sguenther #include <netdb.h> 529c957736Sguenther #include <stdarg.h> 5314a9b182Skjell #include <stdio.h> 5414a9b182Skjell #include <stdlib.h> 5514a9b182Skjell #include <string.h> 569c957736Sguenther #include <time.h> 572ff5b035Shenning #include <unistd.h> 5814a9b182Skjell 59a2fdc13dSmcbride #define SYSLOG_NAMES 60a2fdc13dSmcbride #include <syslog.h> 61a2fdc13dSmcbride 6214a9b182Skjell #include "pfctl_parser.h" 63eb824e11Sderaadt #include "pfctl.h" 6414a9b182Skjell 655d9ac2dcSdhartmei void print_op (u_int8_t, const char *, const char *); 66ad85696eShenning void print_port (u_int8_t, u_int16_t, u_int16_t, const char *, int); 671173271aScedric void print_ugid (u_int8_t, unsigned, unsigned, const char *, unsigned); 6881a15e5dSderaadt void print_flags (u_int8_t); 6964b4b616Sfrantzen void print_fromto(struct pf_rule_addr *, pf_osfp_t, 7064b4b616Sfrantzen struct pf_rule_addr *, u_int8_t, u_int8_t, int); 71f8d11d7cShenning void print_bwspec(const char *index, struct pf_queue_bwspec *); 72f8d11d7cShenning void print_scspec(const char *, struct pf_queue_scspec *); 737ad220f2Scedric int ifa_skip_if(const char *filter, struct node_host *p); 7414a9b182Skjell 752ff5b035Shenning struct node_host *ifa_grouplookup(const char *, int); 76f2370d27Shenning struct node_host *host_if(const char *, int); 77383ebbbfShenning struct node_host *host_v4(const char *, int); 78f2370d27Shenning struct node_host *host_v6(const char *, int); 797c8726d4Sbenno struct node_host *host_dns(const char *, int, int, int); 802a6c1abaShenning 81361e311cShenning const char *tcpflags = "FSRPAUEW"; 8214a9b182Skjell 837d27d81aSdhartmei static const struct icmptypeent icmp_type[] = { 84082ebc44Swilfried { "echoreq", ICMP_ECHO }, 85082ebc44Swilfried { "echorep", ICMP_ECHOREPLY }, 86082ebc44Swilfried { "unreach", ICMP_UNREACH }, 87082ebc44Swilfried { "squench", ICMP_SOURCEQUENCH }, 88082ebc44Swilfried { "redir", ICMP_REDIRECT }, 89082ebc44Swilfried { "althost", ICMP_ALTHOSTADDR }, 90082ebc44Swilfried { "routeradv", ICMP_ROUTERADVERT }, 91082ebc44Swilfried { "routersol", ICMP_ROUTERSOLICIT }, 92082ebc44Swilfried { "timex", ICMP_TIMXCEED }, 93082ebc44Swilfried { "paramprob", ICMP_PARAMPROB }, 94082ebc44Swilfried { "timereq", ICMP_TSTAMP }, 95082ebc44Swilfried { "timerep", ICMP_TSTAMPREPLY }, 96082ebc44Swilfried { "inforeq", ICMP_IREQ }, 97082ebc44Swilfried { "inforep", ICMP_IREQREPLY }, 98082ebc44Swilfried { "maskreq", ICMP_MASKREQ }, 9902cbcc9eSwilfried { "maskrep", ICMP_MASKREPLY }, 10002cbcc9eSwilfried { "trace", ICMP_TRACEROUTE }, 10102cbcc9eSwilfried { "dataconv", ICMP_DATACONVERR }, 10202cbcc9eSwilfried { "mobredir", ICMP_MOBILE_REDIRECT }, 10302cbcc9eSwilfried { "ipv6-where", ICMP_IPV6_WHEREAREYOU }, 10402cbcc9eSwilfried { "ipv6-here", ICMP_IPV6_IAMHERE }, 10502cbcc9eSwilfried { "mobregreq", ICMP_MOBILE_REGREQUEST }, 10602cbcc9eSwilfried { "mobregrep", ICMP_MOBILE_REGREPLY }, 10702cbcc9eSwilfried { "skip", ICMP_SKIP }, 10802cbcc9eSwilfried { "photuris", ICMP_PHOTURIS } 109082ebc44Swilfried }; 110082ebc44Swilfried 1117d27d81aSdhartmei static const struct icmptypeent icmp6_type[] = { 11230620b12Sfrantzen { "unreach", ICMP6_DST_UNREACH }, 11330620b12Sfrantzen { "toobig", ICMP6_PACKET_TOO_BIG }, 11430620b12Sfrantzen { "timex", ICMP6_TIME_EXCEEDED }, 11530620b12Sfrantzen { "paramprob", ICMP6_PARAM_PROB }, 11630620b12Sfrantzen { "echoreq", ICMP6_ECHO_REQUEST }, 11730620b12Sfrantzen { "echorep", ICMP6_ECHO_REPLY }, 11830620b12Sfrantzen { "groupqry", ICMP6_MEMBERSHIP_QUERY }, 11922a58e88Sitojun { "listqry", MLD_LISTENER_QUERY }, 12030620b12Sfrantzen { "grouprep", ICMP6_MEMBERSHIP_REPORT }, 12122a58e88Sitojun { "listenrep", MLD_LISTENER_REPORT }, 12230620b12Sfrantzen { "groupterm", ICMP6_MEMBERSHIP_REDUCTION }, 12322a58e88Sitojun { "listendone", MLD_LISTENER_DONE }, 12430620b12Sfrantzen { "routersol", ND_ROUTER_SOLICIT }, 12530620b12Sfrantzen { "routeradv", ND_ROUTER_ADVERT }, 12630620b12Sfrantzen { "neighbrsol", ND_NEIGHBOR_SOLICIT }, 12730620b12Sfrantzen { "neighbradv", ND_NEIGHBOR_ADVERT }, 12830620b12Sfrantzen { "redir", ND_REDIRECT }, 12930620b12Sfrantzen { "routrrenum", ICMP6_ROUTER_RENUMBERING }, 13030620b12Sfrantzen { "wrureq", ICMP6_WRUREQUEST }, 13130620b12Sfrantzen { "wrurep", ICMP6_WRUREPLY }, 13230620b12Sfrantzen { "fqdnreq", ICMP6_FQDN_QUERY }, 13330620b12Sfrantzen { "fqdnrep", ICMP6_FQDN_REPLY }, 13430620b12Sfrantzen { "niqry", ICMP6_NI_QUERY }, 13530620b12Sfrantzen { "nirep", ICMP6_NI_REPLY }, 13622a58e88Sitojun { "mtraceresp", MLD_MTRACE_RESP }, 13722a58e88Sitojun { "mtrace", MLD_MTRACE } 13830620b12Sfrantzen }; 13930620b12Sfrantzen 1407d27d81aSdhartmei static const struct icmpcodeent icmp_code[] = { 141082ebc44Swilfried { "net-unr", ICMP_UNREACH, ICMP_UNREACH_NET }, 142082ebc44Swilfried { "host-unr", ICMP_UNREACH, ICMP_UNREACH_HOST }, 143082ebc44Swilfried { "proto-unr", ICMP_UNREACH, ICMP_UNREACH_PROTOCOL }, 144082ebc44Swilfried { "port-unr", ICMP_UNREACH, ICMP_UNREACH_PORT }, 145082ebc44Swilfried { "needfrag", ICMP_UNREACH, ICMP_UNREACH_NEEDFRAG }, 146082ebc44Swilfried { "srcfail", ICMP_UNREACH, ICMP_UNREACH_SRCFAIL }, 147082ebc44Swilfried { "net-unk", ICMP_UNREACH, ICMP_UNREACH_NET_UNKNOWN }, 148082ebc44Swilfried { "host-unk", ICMP_UNREACH, ICMP_UNREACH_HOST_UNKNOWN }, 149082ebc44Swilfried { "isolate", ICMP_UNREACH, ICMP_UNREACH_ISOLATED }, 150082ebc44Swilfried { "net-prohib", ICMP_UNREACH, ICMP_UNREACH_NET_PROHIB }, 151082ebc44Swilfried { "host-prohib", ICMP_UNREACH, ICMP_UNREACH_HOST_PROHIB }, 152082ebc44Swilfried { "net-tos", ICMP_UNREACH, ICMP_UNREACH_TOSNET }, 153082ebc44Swilfried { "host-tos", ICMP_UNREACH, ICMP_UNREACH_TOSHOST }, 154082ebc44Swilfried { "filter-prohib", ICMP_UNREACH, ICMP_UNREACH_FILTER_PROHIB }, 155082ebc44Swilfried { "host-preced", ICMP_UNREACH, ICMP_UNREACH_HOST_PRECEDENCE }, 156082ebc44Swilfried { "cutoff-preced", ICMP_UNREACH, ICMP_UNREACH_PRECEDENCE_CUTOFF }, 157082ebc44Swilfried { "redir-net", ICMP_REDIRECT, ICMP_REDIRECT_NET }, 158082ebc44Swilfried { "redir-host", ICMP_REDIRECT, ICMP_REDIRECT_HOST }, 159082ebc44Swilfried { "redir-tos-net", ICMP_REDIRECT, ICMP_REDIRECT_TOSNET }, 160082ebc44Swilfried { "redir-tos-host", ICMP_REDIRECT, ICMP_REDIRECT_TOSHOST }, 16102cbcc9eSwilfried { "normal-adv", ICMP_ROUTERADVERT, ICMP_ROUTERADVERT_NORMAL }, 16202cbcc9eSwilfried { "common-adv", ICMP_ROUTERADVERT, ICMP_ROUTERADVERT_NOROUTE_COMMON }, 163082ebc44Swilfried { "transit", ICMP_TIMXCEED, ICMP_TIMXCEED_INTRANS }, 164082ebc44Swilfried { "reassemb", ICMP_TIMXCEED, ICMP_TIMXCEED_REASS }, 165082ebc44Swilfried { "badhead", ICMP_PARAMPROB, ICMP_PARAMPROB_ERRATPTR }, 166082ebc44Swilfried { "optmiss", ICMP_PARAMPROB, ICMP_PARAMPROB_OPTABSENT }, 16702cbcc9eSwilfried { "badlen", ICMP_PARAMPROB, ICMP_PARAMPROB_LENGTH }, 16802cbcc9eSwilfried { "unknown-ind", ICMP_PHOTURIS, ICMP_PHOTURIS_UNKNOWN_INDEX }, 16902cbcc9eSwilfried { "auth-fail", ICMP_PHOTURIS, ICMP_PHOTURIS_AUTH_FAILED }, 17002cbcc9eSwilfried { "decrypt-fail", ICMP_PHOTURIS, ICMP_PHOTURIS_DECRYPT_FAILED } 171082ebc44Swilfried }; 172082ebc44Swilfried 1737d27d81aSdhartmei static const struct icmpcodeent icmp6_code[] = { 1741d32ee3bSdhartmei { "admin-unr", ICMP6_DST_UNREACH, ICMP6_DST_UNREACH_ADMIN }, 1751d32ee3bSdhartmei { "noroute-unr", ICMP6_DST_UNREACH, ICMP6_DST_UNREACH_NOROUTE }, 17630620b12Sfrantzen { "beyond-unr", ICMP6_DST_UNREACH, ICMP6_DST_UNREACH_BEYONDSCOPE }, 17730620b12Sfrantzen { "addr-unr", ICMP6_DST_UNREACH, ICMP6_DST_UNREACH_ADDR }, 17830620b12Sfrantzen { "port-unr", ICMP6_DST_UNREACH, ICMP6_DST_UNREACH_NOPORT }, 17930620b12Sfrantzen { "transit", ICMP6_TIME_EXCEEDED, ICMP6_TIME_EXCEED_TRANSIT }, 18030620b12Sfrantzen { "reassemb", ICMP6_TIME_EXCEEDED, ICMP6_TIME_EXCEED_REASSEMBLY }, 18130620b12Sfrantzen { "badhead", ICMP6_PARAM_PROB, ICMP6_PARAMPROB_HEADER }, 18230620b12Sfrantzen { "nxthdr", ICMP6_PARAM_PROB, ICMP6_PARAMPROB_NEXTHEADER }, 18330620b12Sfrantzen { "redironlink", ND_REDIRECT, ND_REDIRECT_ONLINK }, 18430620b12Sfrantzen { "redirrouter", ND_REDIRECT, ND_REDIRECT_ROUTER } 18530620b12Sfrantzen }; 18630620b12Sfrantzen 187d593fb91Sdrahn const struct pf_timeout pf_timeouts[] = { 188d593fb91Sdrahn { "tcp.first", PFTM_TCP_FIRST_PACKET }, 189d593fb91Sdrahn { "tcp.opening", PFTM_TCP_OPENING }, 190d593fb91Sdrahn { "tcp.established", PFTM_TCP_ESTABLISHED }, 191d593fb91Sdrahn { "tcp.closing", PFTM_TCP_CLOSING }, 192d593fb91Sdrahn { "tcp.finwait", PFTM_TCP_FIN_WAIT }, 193d593fb91Sdrahn { "tcp.closed", PFTM_TCP_CLOSED }, 19498d12bd8Sfrantzen { "tcp.tsdiff", PFTM_TS_DIFF }, 195d593fb91Sdrahn { "udp.first", PFTM_UDP_FIRST_PACKET }, 196d593fb91Sdrahn { "udp.single", PFTM_UDP_SINGLE }, 197d593fb91Sdrahn { "udp.multiple", PFTM_UDP_MULTIPLE }, 198d593fb91Sdrahn { "icmp.first", PFTM_ICMP_FIRST_PACKET }, 199d593fb91Sdrahn { "icmp.error", PFTM_ICMP_ERROR_REPLY }, 200d593fb91Sdrahn { "other.first", PFTM_OTHER_FIRST_PACKET }, 201d593fb91Sdrahn { "other.single", PFTM_OTHER_SINGLE }, 202d593fb91Sdrahn { "other.multiple", PFTM_OTHER_MULTIPLE }, 203d593fb91Sdrahn { "frag", PFTM_FRAG }, 204d593fb91Sdrahn { "interval", PFTM_INTERVAL }, 205a85e74a5Sdhartmei { "adaptive.start", PFTM_ADAPTIVE_START }, 206a85e74a5Sdhartmei { "adaptive.end", PFTM_ADAPTIVE_END }, 207fd777407Smcbride { "src.track", PFTM_SRC_NODE }, 208d593fb91Sdrahn { NULL, 0 } 209d593fb91Sdrahn }; 210d593fb91Sdrahn 211a64374fdSmcbride enum { PF_POOL_ROUTE, PF_POOL_NAT, PF_POOL_RDR }; 212a64374fdSmcbride 2137d27d81aSdhartmei const struct icmptypeent * 214bb9f691eSmcbride geticmptypebynumber(u_int8_t type, sa_family_t af) 215082ebc44Swilfried { 216ed99c291Sderaadt unsigned int i; 217082ebc44Swilfried 218d14c53d7Swilfried if (af != AF_INET6) { 219e4ebe044Shenning for (i=0; i < (sizeof (icmp_type) / sizeof(icmp_type[0])); 220e4ebe044Shenning i++) { 221082ebc44Swilfried if (type == icmp_type[i].type) 222082ebc44Swilfried return (&icmp_type[i]); 223082ebc44Swilfried } 22430620b12Sfrantzen } else { 22530620b12Sfrantzen for (i=0; i < (sizeof (icmp6_type) / 22630620b12Sfrantzen sizeof(icmp6_type[0])); i++) { 22730620b12Sfrantzen if (type == icmp6_type[i].type) 22830620b12Sfrantzen return (&icmp6_type[i]); 22930620b12Sfrantzen } 23030620b12Sfrantzen } 23130620b12Sfrantzen return (NULL); 232082ebc44Swilfried } 233082ebc44Swilfried 2347d27d81aSdhartmei const struct icmptypeent * 235bb9f691eSmcbride geticmptypebyname(char *w, sa_family_t af) 236082ebc44Swilfried { 237ed99c291Sderaadt unsigned int i; 238082ebc44Swilfried 239d14c53d7Swilfried if (af != AF_INET6) { 240e4ebe044Shenning for (i=0; i < (sizeof (icmp_type) / sizeof(icmp_type[0])); 241e4ebe044Shenning i++) { 242082ebc44Swilfried if (!strcmp(w, icmp_type[i].name)) 243082ebc44Swilfried return (&icmp_type[i]); 244082ebc44Swilfried } 24530620b12Sfrantzen } else { 24630620b12Sfrantzen for (i=0; i < (sizeof (icmp6_type) / 24730620b12Sfrantzen sizeof(icmp6_type[0])); i++) { 24830620b12Sfrantzen if (!strcmp(w, icmp6_type[i].name)) 24930620b12Sfrantzen return (&icmp6_type[i]); 25030620b12Sfrantzen } 25130620b12Sfrantzen } 25230620b12Sfrantzen return (NULL); 253082ebc44Swilfried } 254082ebc44Swilfried 2557d27d81aSdhartmei const struct icmpcodeent * 256bb9f691eSmcbride geticmpcodebynumber(u_int8_t type, u_int8_t code, sa_family_t af) 257082ebc44Swilfried { 258ed99c291Sderaadt unsigned int i; 259082ebc44Swilfried 260d14c53d7Swilfried if (af != AF_INET6) { 261e4ebe044Shenning for (i=0; i < (sizeof (icmp_code) / sizeof(icmp_code[0])); 262e4ebe044Shenning i++) { 26330620b12Sfrantzen if (type == icmp_code[i].type && 26430620b12Sfrantzen code == icmp_code[i].code) 265082ebc44Swilfried return (&icmp_code[i]); 266082ebc44Swilfried } 26730620b12Sfrantzen } else { 26830620b12Sfrantzen for (i=0; i < (sizeof (icmp6_code) / 26930620b12Sfrantzen sizeof(icmp6_code[0])); i++) { 27030620b12Sfrantzen if (type == icmp6_code[i].type && 27130620b12Sfrantzen code == icmp6_code[i].code) 27230620b12Sfrantzen return (&icmp6_code[i]); 27330620b12Sfrantzen } 27430620b12Sfrantzen } 27530620b12Sfrantzen return (NULL); 276082ebc44Swilfried } 277082ebc44Swilfried 2787d27d81aSdhartmei const struct icmpcodeent * 279bb9f691eSmcbride geticmpcodebyname(u_long type, char *w, sa_family_t af) 280082ebc44Swilfried { 281ed99c291Sderaadt unsigned int i; 282082ebc44Swilfried 283d14c53d7Swilfried if (af != AF_INET6) { 284e4ebe044Shenning for (i=0; i < (sizeof (icmp_code) / sizeof(icmp_code[0])); 285e4ebe044Shenning i++) { 28630620b12Sfrantzen if (type == icmp_code[i].type && 28730620b12Sfrantzen !strcmp(w, icmp_code[i].name)) 288082ebc44Swilfried return (&icmp_code[i]); 289082ebc44Swilfried } 29030620b12Sfrantzen } else { 29130620b12Sfrantzen for (i=0; i < (sizeof (icmp6_code) / 29230620b12Sfrantzen sizeof(icmp6_code[0])); i++) { 29330620b12Sfrantzen if (type == icmp6_code[i].type && 29430620b12Sfrantzen !strcmp(w, icmp6_code[i].name)) 29530620b12Sfrantzen return (&icmp6_code[i]); 29630620b12Sfrantzen } 29730620b12Sfrantzen } 29830620b12Sfrantzen return (NULL); 29930620b12Sfrantzen } 30030620b12Sfrantzen 301a2fdc13dSmcbride /* 302a2fdc13dSmcbride * Decode a symbolic name to a numeric value. 303a2fdc13dSmcbride * From syslogd. 304a2fdc13dSmcbride */ 305a2fdc13dSmcbride int 306a2fdc13dSmcbride string_to_loglevel(const char *name) 307a2fdc13dSmcbride { 308a2fdc13dSmcbride CODE *c; 309a2fdc13dSmcbride char *p, buf[40]; 310a2fdc13dSmcbride 311707c207dStedu if (isdigit((unsigned char)*name)) { 312707c207dStedu const char *errstr; 313707c207dStedu int val; 314707c207dStedu 315707c207dStedu val = strtonum(name, 0, LOG_DEBUG, &errstr); 316707c207dStedu if (errstr) 317707c207dStedu return -1; 318707c207dStedu return val; 319707c207dStedu } 320a2fdc13dSmcbride 321a2fdc13dSmcbride for (p = buf; *name && p < &buf[sizeof(buf) - 1]; p++, name++) { 322025f5691Sderaadt if (isupper((unsigned char)*name)) 323025f5691Sderaadt *p = tolower((unsigned char)*name); 324a2fdc13dSmcbride else 325a2fdc13dSmcbride *p = *name; 326a2fdc13dSmcbride } 327a2fdc13dSmcbride *p = '\0'; 328a2fdc13dSmcbride for (c = prioritynames; c->c_name; c++) 329d07c4539Sbluhm if (!strcmp(buf, c->c_name) && c->c_val != INTERNAL_NOPRI) 330a2fdc13dSmcbride return (c->c_val); 331a2fdc13dSmcbride 332a2fdc13dSmcbride return (-1); 333a2fdc13dSmcbride } 334a2fdc13dSmcbride 335a2fdc13dSmcbride const char * 336a2fdc13dSmcbride loglevel_to_string(int level) 337a2fdc13dSmcbride { 338a2fdc13dSmcbride CODE *c; 339a2fdc13dSmcbride 340a2fdc13dSmcbride for (c = prioritynames; c->c_name; c++) 341a2fdc13dSmcbride if (c->c_val == level) 342a2fdc13dSmcbride return (c->c_name); 343a2fdc13dSmcbride 344a2fdc13dSmcbride return ("unknown"); 345a2fdc13dSmcbride } 346a2fdc13dSmcbride 34781a15e5dSderaadt void 3485d9ac2dcSdhartmei print_op(u_int8_t op, const char *a1, const char *a2) 3495d9ac2dcSdhartmei { 3505d9ac2dcSdhartmei if (op == PF_OP_IRG) 3515d9ac2dcSdhartmei printf(" %s >< %s", a1, a2); 3525d9ac2dcSdhartmei else if (op == PF_OP_XRG) 3535d9ac2dcSdhartmei printf(" %s <> %s", a1, a2); 3541308506cShenning else if (op == PF_OP_EQ) 3555d9ac2dcSdhartmei printf(" = %s", a1); 3561308506cShenning else if (op == PF_OP_NE) 3575d9ac2dcSdhartmei printf(" != %s", a1); 3581308506cShenning else if (op == PF_OP_LT) 3595d9ac2dcSdhartmei printf(" < %s", a1); 3605d9ac2dcSdhartmei else if (op == PF_OP_LE) 3615d9ac2dcSdhartmei printf(" <= %s", a1); 3625d9ac2dcSdhartmei else if (op == PF_OP_GT) 3635d9ac2dcSdhartmei printf(" > %s", a1); 3645d9ac2dcSdhartmei else if (op == PF_OP_GE) 3655d9ac2dcSdhartmei printf(" >= %s", a1); 3668da4e377Smcbride else if (op == PF_OP_RRG) 3678da4e377Smcbride printf(" %s:%s", a1, a2); 3685d9ac2dcSdhartmei } 3695d9ac2dcSdhartmei 3705d9ac2dcSdhartmei void 371ad85696eShenning print_port(u_int8_t op, u_int16_t p1, u_int16_t p2, const char *proto, int opts) 37214a9b182Skjell { 373e31d21c9Sdhartmei char a1[6], a2[6]; 374ad85696eShenning struct servent *s = NULL; 37581a15e5dSderaadt 376ad85696eShenning if (opts & PF_OPT_PORTNAMES) 377e4ebe044Shenning s = getservbyport(p1, proto); 37814a9b182Skjell p1 = ntohs(p1); 37914a9b182Skjell p2 = ntohs(p2); 3805d9ac2dcSdhartmei snprintf(a1, sizeof(a1), "%u", p1); 3815d9ac2dcSdhartmei snprintf(a2, sizeof(a2), "%u", p2); 38214a9b182Skjell printf(" port"); 3835d9ac2dcSdhartmei if (s != NULL && (op == PF_OP_EQ || op == PF_OP_NE)) 3845d9ac2dcSdhartmei print_op(op, s->s_name, a2); 38514a9b182Skjell else 3865d9ac2dcSdhartmei print_op(op, a1, a2); 3875d9ac2dcSdhartmei } 3885d9ac2dcSdhartmei 3895d9ac2dcSdhartmei void 3901173271aScedric print_ugid(u_int8_t op, unsigned u1, unsigned u2, const char *t, unsigned umax) 3915d9ac2dcSdhartmei { 392d8fcd2dfSdhartmei char a1[11], a2[11]; 3935d9ac2dcSdhartmei 3945d9ac2dcSdhartmei snprintf(a1, sizeof(a1), "%u", u1); 3955d9ac2dcSdhartmei snprintf(a2, sizeof(a2), "%u", u2); 3965d9ac2dcSdhartmei printf(" %s", t); 3971173271aScedric if (u1 == umax && (op == PF_OP_EQ || op == PF_OP_NE)) 398c16ab608Sdhartmei print_op(op, "unknown", a2); 399c16ab608Sdhartmei else 400c16ab608Sdhartmei print_op(op, a1, a2); 401c16ab608Sdhartmei } 402c16ab608Sdhartmei 403c16ab608Sdhartmei void 40414a9b182Skjell print_flags(u_int8_t f) 40514a9b182Skjell { 40614a9b182Skjell int i; 40781a15e5dSderaadt 408bc795af0Shugh for (i = 0; tcpflags[i]; ++i) 40914a9b182Skjell if (f & (1 << i)) 41014a9b182Skjell printf("%c", tcpflags[i]); 41114a9b182Skjell } 41214a9b182Skjell 41314a9b182Skjell void 41464b4b616Sfrantzen print_fromto(struct pf_rule_addr *src, pf_osfp_t osfp, struct pf_rule_addr *dst, 415ad85696eShenning sa_family_t af, u_int8_t proto, int opts) 41615e76891Sdhartmei { 41764b4b616Sfrantzen char buf[PF_OSFP_LEN*3]; 418ad85696eShenning int verbose = opts & (PF_OPT_VERBOSE2 | PF_OPT_DEBUG); 4191173271aScedric if (src->addr.type == PF_ADDR_ADDRMASK && 4201173271aScedric dst->addr.type == PF_ADDR_ADDRMASK && 421bcf142a4Sdhartmei PF_AZERO(&src->addr.v.a.addr, AF_INET6) && 422bcf142a4Sdhartmei PF_AZERO(&src->addr.v.a.mask, AF_INET6) && 4231173271aScedric PF_AZERO(&dst->addr.v.a.addr, AF_INET6) && 4241173271aScedric PF_AZERO(&dst->addr.v.a.mask, AF_INET6) && 425d4008a34Sdhartmei !src->neg && !dst->neg && 42664b4b616Sfrantzen !src->port_op && !dst->port_op && 42764b4b616Sfrantzen osfp == PF_OSFP_ANY) 42815e76891Sdhartmei printf(" all"); 42915e76891Sdhartmei else { 43015e76891Sdhartmei printf(" from "); 431d4008a34Sdhartmei if (src->neg) 43215e76891Sdhartmei printf("! "); 43344f5ed0aScedric print_addr(&src->addr, af, verbose); 43415e76891Sdhartmei if (src->port_op) 43515e76891Sdhartmei print_port(src->port_op, src->port[0], 43615e76891Sdhartmei src->port[1], 437ad85696eShenning proto == IPPROTO_TCP ? "tcp" : "udp", opts); 43864b4b616Sfrantzen if (osfp != PF_OSFP_ANY) 43964b4b616Sfrantzen printf(" os \"%s\"", pfctl_lookup_fingerprint(osfp, buf, 44064b4b616Sfrantzen sizeof(buf))); 44115e76891Sdhartmei 44215e76891Sdhartmei printf(" to "); 443d4008a34Sdhartmei if (dst->neg) 44415e76891Sdhartmei printf("! "); 44544f5ed0aScedric print_addr(&dst->addr, af, verbose); 44615e76891Sdhartmei if (dst->port_op) 44715e76891Sdhartmei print_port(dst->port_op, dst->port[0], 44815e76891Sdhartmei dst->port[1], 449ad85696eShenning proto == IPPROTO_TCP ? "tcp" : "udp", opts); 45015e76891Sdhartmei } 45115e76891Sdhartmei } 45215e76891Sdhartmei 45315e76891Sdhartmei void 454e0c302d0Smcbride print_pool(struct pf_pool *pool, u_int16_t p1, u_int16_t p2, 45536754172Smcbride sa_family_t af, int id, int verbose) 4563a44df3cSmcbride { 45736754172Smcbride if (pool->ifname[0]) { 458a2f57b9fSmcbride if (!PF_AZERO(&pool->addr.v.a.addr, af)) { 45936754172Smcbride print_addr(&pool->addr, af, verbose); 460a2f57b9fSmcbride printf("@"); 461a2f57b9fSmcbride } 462a2f57b9fSmcbride printf("%s", pool->ifname); 46336754172Smcbride } else 46436754172Smcbride print_addr(&pool->addr, af, verbose); 465e0c302d0Smcbride switch (id) { 466a64374fdSmcbride case PF_POOL_NAT: 4679782f7a2Smcbride if ((p1 != PF_NAT_PROXY_PORT_LOW || 4689782f7a2Smcbride p2 != PF_NAT_PROXY_PORT_HIGH) && (p1 != 0 || p2 != 0)) { 469e0c302d0Smcbride if (p1 == p2) 470e0c302d0Smcbride printf(" port %u", p1); 471e0c302d0Smcbride else 472e0c302d0Smcbride printf(" port %u:%u", p1, p2); 473e0c302d0Smcbride } 474e0c302d0Smcbride break; 475a64374fdSmcbride case PF_POOL_RDR: 476e0c302d0Smcbride if (p1) { 4778da4e377Smcbride printf(" port %u", p1); 4788da4e377Smcbride if (p2 && (p2 != p1)) 4798da4e377Smcbride printf(":%u", p2); 480e0c302d0Smcbride } 481e0c302d0Smcbride break; 482e0c302d0Smcbride default: 483e0c302d0Smcbride break; 484e0c302d0Smcbride } 485e0c302d0Smcbride switch (pool->opts & PF_POOL_TYPEMASK) { 486e0c302d0Smcbride case PF_POOL_NONE: 487e0c302d0Smcbride break; 488e0c302d0Smcbride case PF_POOL_BITMASK: 489e0c302d0Smcbride printf(" bitmask"); 490e0c302d0Smcbride break; 491e0c302d0Smcbride case PF_POOL_RANDOM: 492e0c302d0Smcbride printf(" random"); 493e0c302d0Smcbride break; 494e0c302d0Smcbride case PF_POOL_SRCHASH: 4950436fa02Smcbride printf(" source-hash 0x%08x%08x%08x%08x", 496e0c302d0Smcbride pool->key.key32[0], pool->key.key32[1], 497e0c302d0Smcbride pool->key.key32[2], pool->key.key32[3]); 498e0c302d0Smcbride break; 499e0c302d0Smcbride case PF_POOL_ROUNDROBIN: 500e0c302d0Smcbride printf(" round-robin"); 501e0c302d0Smcbride break; 502bcb11948Szinke case PF_POOL_LEASTSTATES: 503bcb11948Szinke printf(" least-states"); 504bcb11948Szinke break; 505e0c302d0Smcbride } 506fd777407Smcbride if (pool->opts & PF_POOL_STICKYADDR) 507fd777407Smcbride printf(" sticky-address"); 508a64374fdSmcbride if (id == PF_POOL_NAT && p1 == 0 && p2 == 0) 509e0c302d0Smcbride printf(" static-port"); 5103a44df3cSmcbride } 5113a44df3cSmcbride 512132c30ccShenning const char *pf_reasons[PFRES_MAX+1] = PFRES_NAMES; 5136b640f62Smcbride const char *pf_lcounters[LCNT_MAX+1] = LCNT_NAMES; 514132c30ccShenning const char *pf_fcounters[FCNT_MAX+1] = FCNT_NAMES; 515fd777407Smcbride const char *pf_scounters[FCNT_MAX+1] = FCNT_NAMES; 51699a73934Sderaadt 51714a9b182Skjell void 518*6af76811Shenning print_status(struct pf_status *s, struct pfctl_watermarks *synflwats, int opts) 51914a9b182Skjell { 520a2fdc13dSmcbride char statline[80], *running, *debug; 52163b24bdaSpatrick time_t runtime = 0; 52263b24bdaSpatrick struct timespec uptime; 52399a73934Sderaadt int i; 524a1973c63Ssturm char buf[PF_MD5_DIGEST_LENGTH * 2 + 1]; 525010eb8d3Smpf static const char hex[] = "0123456789abcdef"; 52699a73934Sderaadt 52763b24bdaSpatrick if (!clock_gettime(CLOCK_UPTIME, &uptime)) 52863b24bdaSpatrick runtime = uptime.tv_sec - s->since; 5295191b30fScedric running = s->running ? "Enabled" : "Disabled"; 530c474e331Shenning 53163b24bdaSpatrick if (runtime) { 532b14a9e08Sderaadt unsigned int sec, min, hrs; 533b14a9e08Sderaadt time_t day = runtime; 534d85e4ad6Sdhartmei 535d85e4ad6Sdhartmei sec = day % 60; 536d85e4ad6Sdhartmei day /= 60; 537d85e4ad6Sdhartmei min = day % 60; 538d85e4ad6Sdhartmei day /= 60; 539d85e4ad6Sdhartmei hrs = day % 24; 540d85e4ad6Sdhartmei day /= 24; 541c474e331Shenning snprintf(statline, sizeof(statline), 542b14a9e08Sderaadt "Status: %s for %lld days %.2u:%.2u:%.2u", 543b14a9e08Sderaadt running, (long long)day, hrs, min, sec); 544d85e4ad6Sdhartmei } else 5455191b30fScedric snprintf(statline, sizeof(statline), "Status: %s", running); 546c97b4ee1Shenning printf("%-44s", statline); 547aa48e8d1Smillert if (asprintf(&debug, "Debug: %s", loglevel_to_string(s->debug)) != -1) { 548a2fdc13dSmcbride printf("%15s\n\n", debug); 549e2714f7cSderaadt free(debug); 550aa48e8d1Smillert } 551f6e85b8dSmcbride 552f6e85b8dSmcbride if (opts & PF_OPT_VERBOSE) { 553010eb8d3Smpf printf("Hostid: 0x%08x\n", ntohl(s->hostid)); 554010eb8d3Smpf 555a1973c63Ssturm for (i = 0; i < PF_MD5_DIGEST_LENGTH; i++) { 556010eb8d3Smpf buf[i + i] = hex[s->pf_chksum[i] >> 4]; 557010eb8d3Smpf buf[i + i + 1] = hex[s->pf_chksum[i] & 0x0f]; 558010eb8d3Smpf } 559010eb8d3Smpf buf[i + i] = '\0'; 560010eb8d3Smpf printf("Checksum: 0x%s\n\n", buf); 561f6e85b8dSmcbride } 562010eb8d3Smpf 563c474e331Shenning if (s->ifname[0] != 0) { 564c474e331Shenning printf("Interface Stats for %-16s %5s %16s\n", 565c474e331Shenning s->ifname, "IPv4", "IPv6"); 566c474e331Shenning printf(" %-25s %14llu %16llu\n", "Bytes In", 567ef22e615Sdhartmei (unsigned long long)s->bcounters[0][0], 568ef22e615Sdhartmei (unsigned long long)s->bcounters[1][0]); 569c474e331Shenning printf(" %-25s %14llu %16llu\n", "Bytes Out", 570ef22e615Sdhartmei (unsigned long long)s->bcounters[0][1], 571ef22e615Sdhartmei (unsigned long long)s->bcounters[1][1]); 572c474e331Shenning printf(" Packets In\n"); 573c474e331Shenning printf(" %-23s %14llu %16llu\n", "Passed", 574ef22e615Sdhartmei (unsigned long long)s->pcounters[0][0][PF_PASS], 575ef22e615Sdhartmei (unsigned long long)s->pcounters[1][0][PF_PASS]); 576c474e331Shenning printf(" %-23s %14llu %16llu\n", "Blocked", 577ef22e615Sdhartmei (unsigned long long)s->pcounters[0][0][PF_DROP], 578ef22e615Sdhartmei (unsigned long long)s->pcounters[1][0][PF_DROP]); 579c474e331Shenning printf(" Packets Out\n"); 580c474e331Shenning printf(" %-23s %14llu %16llu\n", "Passed", 581ef22e615Sdhartmei (unsigned long long)s->pcounters[0][1][PF_PASS], 582ef22e615Sdhartmei (unsigned long long)s->pcounters[1][1][PF_PASS]); 583c474e331Shenning printf(" %-23s %14llu %16llu\n\n", "Blocked", 584ef22e615Sdhartmei (unsigned long long)s->pcounters[0][1][PF_DROP], 585ef22e615Sdhartmei (unsigned long long)s->pcounters[1][1][PF_DROP]); 586c474e331Shenning } 587c474e331Shenning printf("%-27s %14s %16s\n", "State Table", "Total", "Rate"); 588c474e331Shenning printf(" %-25s %14u %14s\n", "current entries", s->states, ""); 589b18f971fShenning printf(" %-25s %14u %14s\n", "half-open tcp", s->states_halfopen, ""); 590c474e331Shenning for (i = 0; i < FCNT_MAX; i++) { 591ea4ec064Sitojun printf(" %-25s %14llu ", pf_fcounters[i], 592ea4ec064Sitojun (unsigned long long)s->fcounters[i]); 593c474e331Shenning if (runtime > 0) 594c474e331Shenning printf("%14.1f/s\n", 595c474e331Shenning (double)s->fcounters[i] / (double)runtime); 596c474e331Shenning else 597c474e331Shenning printf("%14s\n", ""); 598c474e331Shenning } 599fd777407Smcbride if (opts & PF_OPT_VERBOSE) { 600fd777407Smcbride printf("Source Tracking Table\n"); 601fd777407Smcbride printf(" %-25s %14u %14s\n", "current entries", 602fd777407Smcbride s->src_nodes, ""); 603fd777407Smcbride for (i = 0; i < SCNT_MAX; i++) { 604fd777407Smcbride printf(" %-25s %14lld ", pf_scounters[i], 605fd777407Smcbride s->scounters[i]); 606fd777407Smcbride if (runtime > 0) 607fd777407Smcbride printf("%14.1f/s\n", 608fd777407Smcbride (double)s->scounters[i] / (double)runtime); 609fd777407Smcbride else 610fd777407Smcbride printf("%14s\n", ""); 611fd777407Smcbride } 612fd777407Smcbride } 61399a73934Sderaadt printf("Counters\n"); 614c474e331Shenning for (i = 0; i < PFRES_MAX; i++) { 615ea4ec064Sitojun printf(" %-25s %14llu ", pf_reasons[i], 616ea4ec064Sitojun (unsigned long long)s->counters[i]); 617c474e331Shenning if (runtime > 0) 618c474e331Shenning printf("%14.1f/s\n", 619c474e331Shenning (double)s->counters[i] / (double)runtime); 620c474e331Shenning else 621c474e331Shenning printf("%14s\n", ""); 622c474e331Shenning } 6236b640f62Smcbride if (opts & PF_OPT_VERBOSE) { 6246b640f62Smcbride printf("Limit Counters\n"); 6256b640f62Smcbride for (i = 0; i < LCNT_MAX; i++) { 6266b640f62Smcbride printf(" %-25s %14lld ", pf_lcounters[i], 6276b640f62Smcbride s->lcounters[i]); 6286b640f62Smcbride if (runtime > 0) 6296b640f62Smcbride printf("%14.1f/s\n", 6306b640f62Smcbride (double)s->lcounters[i] / (double)runtime); 6316b640f62Smcbride else 6326b640f62Smcbride printf("%14s\n", ""); 6336b640f62Smcbride } 6346b640f62Smcbride } 635*6af76811Shenning if (opts & PF_OPT_VERBOSE) { 636*6af76811Shenning printf("Adaptive Syncookies Watermarks\n"); 637*6af76811Shenning printf(" %-25s %14d states\n", "start", synflwats->hi); 638*6af76811Shenning printf(" %-25s %14d states\n", "end", synflwats->lo); 639*6af76811Shenning } 64014a9b182Skjell } 64114a9b182Skjell 64214a9b182Skjell void 643fd777407Smcbride print_src_node(struct pf_src_node *sn, int opts) 644fd777407Smcbride { 645fd777407Smcbride struct pf_addr_wrap aw; 646fd777407Smcbride int min, sec; 647fd777407Smcbride 648fd777407Smcbride memset(&aw, 0, sizeof(aw)); 649fd777407Smcbride if (sn->af == AF_INET) 650fd777407Smcbride aw.v.a.mask.addr32[0] = 0xffffffff; 651fd777407Smcbride else 652fd777407Smcbride memset(&aw.v.a.mask, 0xff, sizeof(aw.v.a.mask)); 653fd777407Smcbride 654fd777407Smcbride aw.v.a.addr = sn->addr; 655fd777407Smcbride print_addr(&aw, sn->af, opts & PF_OPT_VERBOSE2); 656c3e2fff9Shenning 657c3e2fff9Shenning if (!PF_AZERO(&sn->raddr, sn->af)) { 658c3e2fff9Shenning if (sn->type == PF_SN_NAT) 659c3e2fff9Shenning printf(" nat-to "); 660c3e2fff9Shenning else if (sn->type == PF_SN_RDR) 661c3e2fff9Shenning printf(" rdr-to "); 662c3e2fff9Shenning else if (sn->type == PF_SN_ROUTE) 663c3e2fff9Shenning printf(" route-to "); 664c3e2fff9Shenning else 665c3e2fff9Shenning printf(" ??? (%u) ", sn->type); 666fd777407Smcbride aw.v.a.addr = sn->raddr; 6670cde32ceSclaudio print_addr(&aw, sn->naf ? sn->naf : sn->af, 6680cde32ceSclaudio opts & PF_OPT_VERBOSE2); 669c3e2fff9Shenning } 670c3e2fff9Shenning 6716b640f62Smcbride printf(" ( states %u, connections %u, rate %u.%u/%us )\n", sn->states, 6726b640f62Smcbride sn->conn, sn->conn_rate.count / 1000, 6736b640f62Smcbride (sn->conn_rate.count % 1000) / 100, sn->conn_rate.seconds); 674fd777407Smcbride if (opts & PF_OPT_VERBOSE) { 675fd777407Smcbride sec = sn->creation % 60; 676fd777407Smcbride sn->creation /= 60; 677fd777407Smcbride min = sn->creation % 60; 678fd777407Smcbride sn->creation /= 60; 679fd777407Smcbride printf(" age %.2u:%.2u:%.2u", sn->creation, min, sec); 680fd777407Smcbride if (sn->states == 0) { 681fd777407Smcbride sec = sn->expire % 60; 682fd777407Smcbride sn->expire /= 60; 683fd777407Smcbride min = sn->expire % 60; 684fd777407Smcbride sn->expire /= 60; 685fd777407Smcbride printf(", expires in %.2u:%.2u:%.2u", 686fd777407Smcbride sn->expire, min, sec); 687fd777407Smcbride } 688b19e9e6fSmcbride printf(", %llu pkts, %llu bytes", 689b19e9e6fSmcbride sn->packets[0] + sn->packets[1], 69059b61cdeShenning sn->bytes[0] + sn->bytes[1]); 691fd777407Smcbride if (sn->rule.nr != -1) 692c3e2fff9Shenning printf(", rule %u", sn->rule.nr); 693fd777407Smcbride printf("\n"); 694fd777407Smcbride } 695fd777407Smcbride } 696fd777407Smcbride 697fd777407Smcbride void 698ad85696eShenning print_rule(struct pf_rule *r, const char *anchor_call, int opts) 69914a9b182Skjell { 7000e8bc214Saaron static const char *actiontypes[] = { "pass", "block", "scrub", 701e9953237Shenning "no scrub", "nat", "no nat", "binat", "no binat", "rdr", "no rdr", 702e9953237Shenning "", "", "match"}; 7031173271aScedric static const char *anchortypes[] = { "anchor", "anchor", "anchor", 7040e8bc214Saaron "anchor", "nat-anchor", "nat-anchor", "binat-anchor", 7050e8bc214Saaron "binat-anchor", "rdr-anchor", "rdr-anchor" }; 7066992ade7Shenning int i, ropts; 707ad85696eShenning int verbose = opts & (PF_OPT_VERBOSE2 | PF_OPT_DEBUG); 708f9a568a2Smcbride char *p; 709cc5f0329Sdhartmei 7108cf23eedSsashan if ((r->rule_flag & PFRULE_EXPIRED) && (!verbose)) 7118cf23eedSsashan return; 7128cf23eedSsashan 71374dc4fddShenning if (verbose) 71478baf774Sdhartmei printf("@%d ", r->nr); 7158cf23eedSsashan 716e9953237Shenning if (r->action > PF_MATCH) 7171173271aScedric printf("action(%d)", r->action); 718305ca21dSmcbride else if (anchor_call[0]) { 719f9a568a2Smcbride p = strrchr(anchor_call, '/'); 720f9a568a2Smcbride if (p ? p[1] == '_' : anchor_call[0] == '_') 721305ca21dSmcbride printf("%s", anchortypes[r->action]); 722f9a568a2Smcbride else 723e77e5dc4Sjaredy printf("%s \"%s\"", anchortypes[r->action], 724e77e5dc4Sjaredy anchor_call); 725e151341fShenning } else 7261173271aScedric printf("%s", actiontypes[r->action]); 7271173271aScedric if (r->action == PF_DROP) { 7288a87542aShenning if (r->rule_flag & PFRULE_RETURN) 7298a87542aShenning printf(" return"); 7308a87542aShenning else if (r->rule_flag & PFRULE_RETURNRST) { 7311f77cc8aSpb if (!r->return_ttl) 73214a9b182Skjell printf(" return-rst"); 7331f77cc8aSpb else 7341f77cc8aSpb printf(" return-rst(ttl %d)", r->return_ttl); 735328b2decShenning } else if (r->rule_flag & PFRULE_RETURNICMP) { 736328b2decShenning const struct icmpcodeent *ic, *ic6; 737b996d042Sdhartmei 738b996d042Sdhartmei ic = geticmpcodebynumber(r->return_icmp >> 8, 739328b2decShenning r->return_icmp & 255, AF_INET); 740328b2decShenning ic6 = geticmpcodebynumber(r->return_icmp6 >> 8, 741328b2decShenning r->return_icmp6 & 255, AF_INET6); 742d14c53d7Swilfried 743328b2decShenning switch (r->af) { 744328b2decShenning case AF_INET: 745328b2decShenning printf(" return-icmp"); 746d14c53d7Swilfried if (ic == NULL) 747d14c53d7Swilfried printf("(%u)", r->return_icmp & 255); 748b996d042Sdhartmei else 749328b2decShenning printf("(%s)", ic->name); 750328b2decShenning break; 751328b2decShenning case AF_INET6: 752328b2decShenning printf(" return-icmp6"); 753328b2decShenning if (ic6 == NULL) 754328b2decShenning printf("(%u)", r->return_icmp6 & 255); 755328b2decShenning else 756328b2decShenning printf("(%s)", ic6->name); 757328b2decShenning break; 758328b2decShenning default: 759328b2decShenning printf(" return-icmp"); 760328b2decShenning if (ic == NULL) 761328b2decShenning printf("(%u, ", r->return_icmp & 255); 762328b2decShenning else 763328b2decShenning printf("(%s, ", ic->name); 764328b2decShenning if (ic6 == NULL) 765328b2decShenning printf("%u)", r->return_icmp6 & 255); 766328b2decShenning else 767328b2decShenning printf("%s)", ic6->name); 768328b2decShenning break; 769328b2decShenning } 770acf2444cShenning } else 771acf2444cShenning printf(" drop"); 7721173271aScedric } 7737189e280Sdhartmei if (r->direction == PF_IN) 77414a9b182Skjell printf(" in"); 7757189e280Sdhartmei else if (r->direction == PF_OUT) 77614a9b182Skjell printf(" out"); 777a46dc179Sdhartmei if (r->log) { 778a46dc179Sdhartmei printf(" log"); 779f565c2a8Shenning if (r->log & ~PF_LOG || r->logif) { 7801cb19346Sdhartmei int count = 0; 7811cb19346Sdhartmei 782a46dc179Sdhartmei printf(" ("); 7831cb19346Sdhartmei if (r->log & PF_LOG_ALL) 7841cb19346Sdhartmei printf("%sall", count++ ? ", " : ""); 785f496e916Shenning if (r->log & PF_LOG_MATCHES) 786f496e916Shenning printf("%smatches", count++ ? ", " : ""); 787a46dc179Sdhartmei if (r->log & PF_LOG_SOCKET_LOOKUP) 7881cb19346Sdhartmei printf("%suser", count++ ? ", " : ""); 789f565c2a8Shenning if (r->logif) 790f565c2a8Shenning printf("%sto pflog%u", count++ ? ", " : "", 791f565c2a8Shenning r->logif); 792a46dc179Sdhartmei printf(")"); 793a46dc179Sdhartmei } 794a46dc179Sdhartmei } 79514a9b182Skjell if (r->quick) 79614a9b182Skjell printf(" quick"); 7977d0c9138Shenning if (r->ifname[0]) { 7987d0c9138Shenning if (r->ifnot) 7997d0c9138Shenning printf(" on ! %s", r->ifname); 8007d0c9138Shenning else 80114a9b182Skjell printf(" on %s", r->ifname); 8027d0c9138Shenning } 8039e70289eSclaudio if (r->onrdomain >= 0) { 8049e70289eSclaudio if (r->ifnot) 80541d2b8c8Sderaadt printf(" on ! rdomain %d", r->onrdomain); 8069e70289eSclaudio else 80741d2b8c8Sderaadt printf(" on rdomain %d", r->onrdomain); 8089e70289eSclaudio } 80930620b12Sfrantzen if (r->af) { 81030620b12Sfrantzen if (r->af == AF_INET) 81130620b12Sfrantzen printf(" inet"); 81230620b12Sfrantzen else 81330620b12Sfrantzen printf(" inet6"); 81430620b12Sfrantzen } 81514a9b182Skjell if (r->proto) { 816e4ebe044Shenning struct protoent *p; 817ed99c291Sderaadt 818e4ebe044Shenning if ((p = getprotobynumber(r->proto)) != NULL) 81914a9b182Skjell printf(" proto %s", p->p_name); 82014a9b182Skjell else 82114a9b182Skjell printf(" proto %u", r->proto); 82214a9b182Skjell } 82364b4b616Sfrantzen print_fromto(&r->src, r->os_fingerprint, &r->dst, r->af, r->proto, 824ad85696eShenning opts); 82595b43208Sdlg if (r->rcv_ifname[0]) 8267d0482a9Shenning printf(" %sreceived-on %s", r->rcvifnot ? "!" : "", 8277d0482a9Shenning r->rcv_ifname); 828c16ab608Sdhartmei if (r->uid.op) 8291173271aScedric print_ugid(r->uid.op, r->uid.uid[0], r->uid.uid[1], "user", 8301173271aScedric UID_MAX); 831c16ab608Sdhartmei if (r->gid.op) 8321173271aScedric print_ugid(r->gid.op, r->gid.gid[0], r->gid.gid[1], "group", 8331173271aScedric GID_MAX); 83414a9b182Skjell if (r->flags || r->flagset) { 83514a9b182Skjell printf(" flags "); 83614a9b182Skjell print_flags(r->flags); 83714a9b182Skjell printf("/"); 83814a9b182Skjell print_flags(r->flagset); 839e9953237Shenning } else if ((r->action == PF_PASS || r->action == PF_MATCH) && 840bd9b24faSmcbride (!r->proto || r->proto == IPPROTO_TCP) && 841bd9b24faSmcbride !(r->rule_flag & PFRULE_FRAGMENT) && 842be73131dSmcbride !anchor_call[0] && r->keep_state) 843bd9b24faSmcbride printf(" flags any"); 844082ebc44Swilfried if (r->type) { 845b49ca6bbShenning const struct icmptypeent *it; 846082ebc44Swilfried 847b49ca6bbShenning it = geticmptypebynumber(r->type-1, r->af); 848d14c53d7Swilfried if (r->af != AF_INET6) 849d14c53d7Swilfried printf(" icmp-type"); 850082ebc44Swilfried else 851d0cb3502Smcbride printf(" icmp6-type"); 852b49ca6bbShenning if (it != NULL) 853b49ca6bbShenning printf(" %s", it->name); 854d14c53d7Swilfried else 855d14c53d7Swilfried printf(" %u", r->type-1); 856082ebc44Swilfried if (r->code) { 857b49ca6bbShenning const struct icmpcodeent *ic; 858082ebc44Swilfried 859b49ca6bbShenning ic = geticmpcodebynumber(r->type-1, r->code-1, r->af); 860b49ca6bbShenning if (ic != NULL) 861b49ca6bbShenning printf(" code %s", ic->name); 862082ebc44Swilfried else 86314a9b182Skjell printf(" code %u", r->code-1); 864082ebc44Swilfried } 865082ebc44Swilfried } 866e4cbe364Sdhartmei if (r->tos) 867e4cbe364Sdhartmei printf(" tos 0x%2.2x", r->tos); 8687407027eSsthen if (r->prio) 8697407027eSsthen printf(" prio %u", r->prio == PF_PRIO_ZERO ? 0 : r->prio); 8705a4ae9a9Shenning if (r->pktrate.limit) 8715a4ae9a9Shenning printf(" max-pkt-rate %u/%u", r->pktrate.limit, 8725a4ae9a9Shenning r->pktrate.seconds); 8736ac157faSmcbride 8740feb7a02Shenning if (r->scrub_flags & PFSTATE_SETMASK || r->qname[0]) { 875f8b0ac7eShenning char *comma = ""; 8762aa5186dShenning printf(" set ("); 87708263cb1Shenning if (r->scrub_flags & PFSTATE_SETPRIO) { 878f8b0ac7eShenning if (r->set_prio[0] == r->set_prio[1]) 879f8b0ac7eShenning printf("%s prio %u", comma, r->set_prio[0]); 880f8b0ac7eShenning else 881f8b0ac7eShenning printf("%s prio(%u, %u)", comma, r->set_prio[0], 882f8b0ac7eShenning r->set_prio[1]); 883f8b0ac7eShenning comma = ","; 884f8b0ac7eShenning } 8850feb7a02Shenning if (r->qname[0]) { 8860feb7a02Shenning if (r->pqname[0]) 8870feb7a02Shenning printf("%s queue(%s, %s)", comma, r->qname, 8880feb7a02Shenning r->pqname); 8890feb7a02Shenning else 8900feb7a02Shenning printf("%s queue %s", comma, r->qname); 8910feb7a02Shenning comma = ","; 8920feb7a02Shenning } 893f8b0ac7eShenning if (r->scrub_flags & PFSTATE_SETTOS) { 894f8b0ac7eShenning printf("%s tos 0x%2.2x", comma, r->set_tos); 895f8b0ac7eShenning comma = ","; 896f8b0ac7eShenning } 8972aa5186dShenning printf(" )"); 898f8b0ac7eShenning } 899f8b0ac7eShenning 9006992ade7Shenning ropts = 0; 9016ac157faSmcbride if (r->max_states || r->max_src_nodes || r->max_src_states) 9026992ade7Shenning ropts = 1; 9036ac157faSmcbride if (r->rule_flag & PFRULE_NOSYNC) 9046992ade7Shenning ropts = 1; 9056ac157faSmcbride if (r->rule_flag & PFRULE_SRCTRACK) 9066992ade7Shenning ropts = 1; 9076ac157faSmcbride if (r->rule_flag & PFRULE_IFBOUND) 9086992ade7Shenning ropts = 1; 9096ac157faSmcbride if (r->rule_flag & PFRULE_STATESLOPPY) 9106992ade7Shenning ropts = 1; 9116ac157faSmcbride if (r->rule_flag & PFRULE_PFLOW) 9126992ade7Shenning ropts = 1; 9136992ade7Shenning for (i = 0; !ropts && i < PFTM_MAX; ++i) 9146ac157faSmcbride if (r->timeout[i]) 9156992ade7Shenning ropts = 1; 9166ac157faSmcbride 917bd9b24faSmcbride if (!r->keep_state && r->action == PF_PASS && !anchor_call[0]) 918f644f0ccSmcbride printf(" no state"); 9196992ade7Shenning else if (r->keep_state == PF_STATE_NORMAL && ropts) 92014a9b182Skjell printf(" keep state"); 921b96c47abSfrantzen else if (r->keep_state == PF_STATE_MODULATE) 922b96c47abSfrantzen printf(" modulate state"); 92352e0438eSdhartmei else if (r->keep_state == PF_STATE_SYNPROXY) 92452e0438eSdhartmei printf(" synproxy state"); 92538425613Scedric if (r->prob) { 92638425613Scedric char buf[20]; 92738425613Scedric 92838425613Scedric snprintf(buf, sizeof(buf), "%f", r->prob*100.0/(UINT_MAX+1.0)); 92938425613Scedric for (i = strlen(buf)-1; i > 0; i--) { 93038425613Scedric if (buf[i] == '0') 93138425613Scedric buf[i] = '\0'; 93238425613Scedric else { 93338425613Scedric if (buf[i] == '.') 93438425613Scedric buf[i] = '\0'; 93538425613Scedric break; 93638425613Scedric } 93738425613Scedric } 93838425613Scedric printf(" probability %s%%", buf); 93938425613Scedric } 9406992ade7Shenning if (ropts) { 941cc5f0329Sdhartmei printf(" ("); 942cc5f0329Sdhartmei if (r->max_states) { 943cc5f0329Sdhartmei printf("max %u", r->max_states); 9446992ade7Shenning ropts = 0; 945cc5f0329Sdhartmei } 946af80fa86Smcbride if (r->rule_flag & PFRULE_NOSYNC) { 9476992ade7Shenning if (!ropts) 948af80fa86Smcbride printf(", "); 949af80fa86Smcbride printf("no-sync"); 9506992ade7Shenning ropts = 0; 951af80fa86Smcbride } 952fd777407Smcbride if (r->rule_flag & PFRULE_SRCTRACK) { 9536992ade7Shenning if (!ropts) 954fd777407Smcbride printf(", "); 955fd777407Smcbride printf("source-track"); 956fd777407Smcbride if (r->rule_flag & PFRULE_RULESRCTRACK) 957fd777407Smcbride printf(" rule"); 958fd777407Smcbride else 959fd777407Smcbride printf(" global"); 9606992ade7Shenning ropts = 0; 961fd777407Smcbride } 962fd777407Smcbride if (r->max_src_states) { 9636992ade7Shenning if (!ropts) 964fd777407Smcbride printf(", "); 965fd777407Smcbride printf("max-src-states %u", r->max_src_states); 9666992ade7Shenning ropts = 0; 967fd777407Smcbride } 9686b640f62Smcbride if (r->max_src_conn) { 9696992ade7Shenning if (!ropts) 9706b640f62Smcbride printf(", "); 9716b640f62Smcbride printf("max-src-conn %u", r->max_src_conn); 9726992ade7Shenning ropts = 0; 9736b640f62Smcbride } 9746b640f62Smcbride if (r->max_src_conn_rate.limit) { 9756992ade7Shenning if (!ropts) 9766b640f62Smcbride printf(", "); 9776b640f62Smcbride printf("max-src-conn-rate %u/%u", 9786b640f62Smcbride r->max_src_conn_rate.limit, 9796b640f62Smcbride r->max_src_conn_rate.seconds); 9806992ade7Shenning ropts = 0; 9816b640f62Smcbride } 982fd777407Smcbride if (r->max_src_nodes) { 9836992ade7Shenning if (!ropts) 984fd777407Smcbride printf(", "); 985fd777407Smcbride printf("max-src-nodes %u", r->max_src_nodes); 9866992ade7Shenning ropts = 0; 987fd777407Smcbride } 9886b640f62Smcbride if (r->overload_tblname[0]) { 9896992ade7Shenning if (!ropts) 9906b640f62Smcbride printf(", "); 9916b640f62Smcbride printf("overload <%s>", r->overload_tblname); 9921e320a53Sdhartmei if (r->flush) 9936b640f62Smcbride printf(" flush"); 9941e320a53Sdhartmei if (r->flush & PF_FLUSH_GLOBAL) 9951e320a53Sdhartmei printf(" global"); 9966b640f62Smcbride } 997ec359bd5Scedric if (r->rule_flag & PFRULE_IFBOUND) { 9986992ade7Shenning if (!ropts) 999ec359bd5Scedric printf(", "); 1000ec359bd5Scedric printf("if-bound"); 10016992ade7Shenning ropts = 0; 1002ec359bd5Scedric } 10034dc07d4cShenning if (r->rule_flag & PFRULE_STATESLOPPY) { 10046992ade7Shenning if (!ropts) 10054dc07d4cShenning printf(", "); 10064dc07d4cShenning printf("sloppy"); 10076992ade7Shenning ropts = 0; 10084dc07d4cShenning } 100918ae10f7Shenning if (r->rule_flag & PFRULE_PFLOW) { 10106992ade7Shenning if (!ropts) 101118ae10f7Shenning printf(", "); 101218ae10f7Shenning printf("pflow"); 10136992ade7Shenning ropts = 0; 101418ae10f7Shenning } 1015cc5f0329Sdhartmei for (i = 0; i < PFTM_MAX; ++i) 1016cc5f0329Sdhartmei if (r->timeout[i]) { 1017ae233f99Sdhartmei int j; 1018ae233f99Sdhartmei 10196992ade7Shenning if (!ropts) 1020cc5f0329Sdhartmei printf(", "); 10216992ade7Shenning ropts = 0; 10227e5eec99Sdhartmei for (j = 0; pf_timeouts[j].name != NULL; 10237e5eec99Sdhartmei ++j) 1024ae233f99Sdhartmei if (pf_timeouts[j].timeout == i) 1025ae233f99Sdhartmei break; 10267e5eec99Sdhartmei printf("%s %u", pf_timeouts[j].name == NULL ? 10277e5eec99Sdhartmei "inv.timeout" : pf_timeouts[j].name, 10287e5eec99Sdhartmei r->timeout[i]); 1029cc5f0329Sdhartmei } 1030cc5f0329Sdhartmei printf(")"); 1031cc5f0329Sdhartmei } 1032e9953237Shenning 1033ddd010a2Sdavid if (r->rule_flag & PFRULE_FRAGMENT) 1034ddd010a2Sdavid printf(" fragment"); 1035ddd010a2Sdavid 1036c4051035Shenning if (r->scrub_flags & PFSTATE_SCRUBMASK || r->min_ttl || r->max_mss) { 1037e9953237Shenning printf(" scrub ("); 10386992ade7Shenning ropts = 1; 103922923725Shenning if (r->scrub_flags & PFSTATE_NODF) { 104067d2a440Sprovos printf("no-df"); 10416992ade7Shenning ropts = 0; 104222923725Shenning } 104322923725Shenning if (r->scrub_flags & PFSTATE_RANDOMID) { 10446992ade7Shenning if (!ropts) 104522923725Shenning printf(" "); 1046edbe3066Sdhartmei printf("random-id"); 10476992ade7Shenning ropts = 0; 104822923725Shenning } 104922923725Shenning if (r->min_ttl) { 10506992ade7Shenning if (!ropts) 105122923725Shenning printf(" "); 105234c76dcbSprovos printf("min-ttl %d", r->min_ttl); 10536992ade7Shenning ropts = 0; 105422923725Shenning } 105522923725Shenning if (r->scrub_flags & PFSTATE_SCRUB_TCP) { 10566992ade7Shenning if (!ropts) 105722923725Shenning printf(" "); 1058e9953237Shenning printf("reassemble tcp"); 10596992ade7Shenning ropts = 0; 106022923725Shenning } 106122923725Shenning if (r->max_mss) { 10626992ade7Shenning if (!ropts) 106322923725Shenning printf(" "); 1064cfa91859Sjasoni printf("max-mss %d", r->max_mss); 10656992ade7Shenning ropts = 0; 106622923725Shenning } 1067e9953237Shenning printf(")"); 1068e9953237Shenning } 1069e9953237Shenning 1070f48d62b3Sdhartmei if (r->allow_opts) 1071f48d62b3Sdhartmei printf(" allow-opts"); 1072455ef0c1Sdhartmei if (r->label[0]) 1073ff45dfa8Scamield printf(" label \"%s\"", r->label); 107444b1b5a8Smikeb if (r->rule_flag & PFRULE_ONCE) 107544b1b5a8Smikeb printf(" once"); 10768aecb81aShenning if (r->tagname[0]) 10778aecb81aShenning printf(" tag %s", r->tagname); 107836369899Shenning if (r->match_tagname[0]) { 107936369899Shenning if (r->match_tag_not) 108036369899Shenning printf(" !"); 10810a5f7f2fShenning printf(" tagged %s", r->match_tagname); 108236369899Shenning } 10835e931757Shenning if (r->rtableid != -1) 10845e931757Shenning printf(" rtable %u", r->rtableid); 108537fced87Sbluhm switch (r->divert.type) { 108637fced87Sbluhm case PF_DIVERT_NONE: 108737fced87Sbluhm break; 108837fced87Sbluhm case PF_DIVERT_TO: { 1089eb900600Smarkus /* XXX cut&paste from print_addr */ 1090eb900600Smarkus char buf[48]; 1091eb900600Smarkus 1092eb900600Smarkus printf(" divert-to "); 109337fced87Sbluhm if (inet_ntop(r->af, &r->divert.addr, buf, sizeof(buf)) == NULL) 1094eb900600Smarkus printf("?"); 1095eb900600Smarkus else 1096eb900600Smarkus printf("%s", buf); 1097782435eaSmarkus printf(" port %u", ntohs(r->divert.port)); 109837fced87Sbluhm break; 1099eb900600Smarkus } 110037fced87Sbluhm case PF_DIVERT_REPLY: 110137fced87Sbluhm printf(" divert-reply"); 110237fced87Sbluhm break; 110337fced87Sbluhm case PF_DIVERT_PACKET: 110437fced87Sbluhm printf(" divert-packet port %u", ntohs(r->divert.port)); 110537fced87Sbluhm break; 110637fced87Sbluhm default: 110737fced87Sbluhm printf(" divert ???"); 110837fced87Sbluhm break; 1109eb900600Smarkus } 11100cde32ceSclaudio 11110cde32ceSclaudio if (!anchor_call[0] && r->nat.addr.type != PF_ADDR_NONE && 1112fc302162Smikeb r->rule_flag & PFRULE_AFTO) { 11130cde32ceSclaudio printf(" af-to %s from ", r->naf == AF_INET ? "inet" : "inet6"); 11140cde32ceSclaudio print_pool(&r->nat, r->nat.proxy_port[0], 11150cde32ceSclaudio r->nat.proxy_port[1], r->naf ? r->naf : r->af, 11160cde32ceSclaudio PF_POOL_NAT, verbose); 11170cde32ceSclaudio if (r->rdr.addr.type != PF_ADDR_NONE) { 11180cde32ceSclaudio printf(" to "); 11190cde32ceSclaudio print_pool(&r->rdr, r->rdr.proxy_port[0], 11200cde32ceSclaudio r->rdr.proxy_port[1], r->naf ? r->naf : r->af, 11210cde32ceSclaudio PF_POOL_RDR, verbose); 11220cde32ceSclaudio } 11230cde32ceSclaudio } else if (!anchor_call[0] && r->nat.addr.type != PF_ADDR_NONE) { 11240ef3d4feShenning printf (" nat-to "); 11250ef3d4feShenning print_pool(&r->nat, r->nat.proxy_port[0], 11260cde32ceSclaudio r->nat.proxy_port[1], r->naf ? r->naf : r->af, 11270cde32ceSclaudio PF_POOL_NAT, verbose); 11280cde32ceSclaudio } else if (!anchor_call[0] && r->rdr.addr.type != PF_ADDR_NONE) { 11290ef3d4feShenning printf (" rdr-to "); 11300ef3d4feShenning print_pool(&r->rdr, r->rdr.proxy_port[0], 1131a64374fdSmcbride r->rdr.proxy_port[1], r->af, PF_POOL_RDR, verbose); 1132d0aca2f2Shenning } 113369e22b15Sreyk if (r->rt) { 113469e22b15Sreyk if (r->rt == PF_ROUTETO) 113569e22b15Sreyk printf(" route-to"); 113669e22b15Sreyk else if (r->rt == PF_REPLYTO) 113769e22b15Sreyk printf(" reply-to"); 113869e22b15Sreyk else if (r->rt == PF_DUPTO) 113969e22b15Sreyk printf(" dup-to"); 114069e22b15Sreyk printf(" "); 1141a64374fdSmcbride print_pool(&r->route, 0, 0, r->af, PF_POOL_ROUTE, verbose); 114269e22b15Sreyk } 114369e22b15Sreyk } 114414a9b182Skjell 11455b6c447dScedric void 11465b6c447dScedric print_tabledef(const char *name, int flags, int addrs, 11475b6c447dScedric struct node_tinithead *nodes) 11485b6c447dScedric { 11495b6c447dScedric struct node_tinit *ti, *nti; 11505b6c447dScedric struct node_host *h; 11515b6c447dScedric 11525b6c447dScedric printf("table <%s>", name); 11535b6c447dScedric if (flags & PFR_TFLAG_CONST) 11545b6c447dScedric printf(" const"); 11555b6c447dScedric if (flags & PFR_TFLAG_PERSIST) 11565b6c447dScedric printf(" persist"); 11575f03a6e1Smcbride if (flags & PFR_TFLAG_COUNTERS) 11585f03a6e1Smcbride printf(" counters"); 11595b6c447dScedric SIMPLEQ_FOREACH(ti, nodes, entries) { 11605b6c447dScedric if (ti->file) { 11615b6c447dScedric printf(" file \"%s\"", ti->file); 11625b6c447dScedric continue; 11635b6c447dScedric } 11645b6c447dScedric printf(" {"); 11655b6c447dScedric for (;;) { 11665b6c447dScedric for (h = ti->host; h != NULL; h = h->next) { 11675b6c447dScedric printf(h->not ? " !" : " "); 11685b6c447dScedric print_addr(&h->addr, h->af, 0); 116936754172Smcbride if (h->ifname) 117036754172Smcbride printf("@%s", h->ifname); 11715b6c447dScedric } 11725b6c447dScedric nti = SIMPLEQ_NEXT(ti, entries); 11735b6c447dScedric if (nti != NULL && nti->file == NULL) 11745b6c447dScedric ti = nti; /* merge lists */ 11755b6c447dScedric else 11765b6c447dScedric break; 11775b6c447dScedric } 11785b6c447dScedric printf(" }"); 11795b6c447dScedric } 11805b6c447dScedric if (addrs && SIMPLEQ_EMPTY(nodes)) 11815b6c447dScedric printf(" { }"); 11825b6c447dScedric printf("\n"); 11835b6c447dScedric } 11845b6c447dScedric 1185f8d11d7cShenning void 1186f8d11d7cShenning print_bwspec(const char *prefix, struct pf_queue_bwspec *bw) 1187f8d11d7cShenning { 1188f8d11d7cShenning u_int rate; 1189f8d11d7cShenning int i; 1190f8d11d7cShenning static const char unit[] = " KMG"; 1191f8d11d7cShenning 1192f8d11d7cShenning if (bw->percent) 1193f8d11d7cShenning printf("%s%u%%", prefix, bw->percent); 1194f8d11d7cShenning else if (bw->absolute) { 1195f8d11d7cShenning rate = bw->absolute; 1196f4219643Smikeb for (i = 0; rate >= 1000 && i <= 3 && (rate % 1000 == 0); i++) 1197f8d11d7cShenning rate /= 1000; 1198f8d11d7cShenning printf("%s%u%c", prefix, rate, unit[i]); 1199f8d11d7cShenning } 1200f8d11d7cShenning } 1201f8d11d7cShenning 1202f8d11d7cShenning void 1203f8d11d7cShenning print_scspec(const char *prefix, struct pf_queue_scspec *sc) 1204f8d11d7cShenning { 1205f8d11d7cShenning print_bwspec(prefix, &sc->m2); 1206f8d11d7cShenning if (sc->d) { 1207f8d11d7cShenning printf(" burst "); 1208f8d11d7cShenning print_bwspec("", &sc->m1); 1209f8d11d7cShenning printf(" for %ums", sc->d); 1210f8d11d7cShenning } 1211f8d11d7cShenning } 1212f8d11d7cShenning 1213f8d11d7cShenning void 1214f8d11d7cShenning print_queuespec(struct pf_queuespec *q) 1215f8d11d7cShenning { 1216f8d11d7cShenning printf("queue %s", q->qname); 121770b55ec8Smikeb if (q->parent[0]) 1218f8d11d7cShenning printf(" parent %s", q->parent); 1219cd984deeSmikeb else if (q->ifname[0]) 1220f8d11d7cShenning printf(" on %s", q->ifname); 122170b55ec8Smikeb if (q->flags & PFQS_FLOWQUEUE) { 122270b55ec8Smikeb printf(" flows %u", q->flowqueue.flows); 122370b55ec8Smikeb if (q->flowqueue.quantum > 0) 122470b55ec8Smikeb printf(" quantum %u", q->flowqueue.quantum); 122570b55ec8Smikeb if (q->flowqueue.interval > 0) 122670b55ec8Smikeb printf(" interval %ums", 122770b55ec8Smikeb q->flowqueue.interval / 1000000); 122870b55ec8Smikeb if (q->flowqueue.target > 0) 122970b55ec8Smikeb printf(" target %ums", 123070b55ec8Smikeb q->flowqueue.target / 1000000); 123190944f0fSmikeb } 123290944f0fSmikeb if (q->linkshare.m1.absolute || q->linkshare.m2.absolute) { 1233f8d11d7cShenning print_scspec(" bandwidth ", &q->linkshare); 1234f8d11d7cShenning print_scspec(", min ", &q->realtime); 1235f8d11d7cShenning print_scspec(", max ", &q->upperlimit); 123670b55ec8Smikeb } 123770b55ec8Smikeb if (q->flags & PFQS_DEFAULT) 1238f8d11d7cShenning printf(" default"); 1239f8d11d7cShenning if (q->qlimit) 1240f8d11d7cShenning printf(" qlimit %u", q->qlimit); 1241f8d11d7cShenning printf("\n"); 1242f8d11d7cShenning } 1243f8d11d7cShenning 12441f8f21bdSmillert int 1245ff352a37Smarkus parse_flags(char *s) 124614a9b182Skjell { 1247ff352a37Smarkus char *p, *q; 124814a9b182Skjell u_int8_t f = 0; 124981a15e5dSderaadt 1250ff352a37Smarkus for (p = s; *p; p++) { 1251ff352a37Smarkus if ((q = strchr(tcpflags, *p)) == NULL) 1252ff352a37Smarkus return -1; 1253ff352a37Smarkus else 1254ff352a37Smarkus f |= 1 << (q - tcpflags); 125514a9b182Skjell } 1256bc795af0Shugh return (f ? f : PF_TH_ALL); 125714a9b182Skjell } 125894e9410bShenning 125994e9410bShenning void 126094e9410bShenning set_ipmask(struct node_host *h, u_int8_t b) 126194e9410bShenning { 126294e9410bShenning struct pf_addr *m, *n; 126394e9410bShenning int i, j = 0; 126494e9410bShenning 126594e9410bShenning m = &h->addr.v.a.mask; 1266ab648bf6Sfrantzen memset(m, 0, sizeof(*m)); 126794e9410bShenning 126894e9410bShenning while (b >= 32) { 126994e9410bShenning m->addr32[j++] = 0xffffffff; 127094e9410bShenning b -= 32; 127194e9410bShenning } 127294e9410bShenning for (i = 31; i > 31-b; --i) 127394e9410bShenning m->addr32[j] |= (1 << i); 127494e9410bShenning if (b) 127594e9410bShenning m->addr32[j] = htonl(m->addr32[j]); 127694e9410bShenning 127794e9410bShenning /* Mask off bits of the address that will never be used. */ 127894e9410bShenning n = &h->addr.v.a.addr; 1279ff626af1Shenning if (h->addr.type == PF_ADDR_ADDRMASK) 128094e9410bShenning for (i = 0; i < 4; i++) 128194e9410bShenning n->addr32[i] = n->addr32[i] & m->addr32[i]; 128294e9410bShenning } 128394e9410bShenning 128452f4a4a4Shenning int 128552f4a4a4Shenning check_netmask(struct node_host *h, sa_family_t af) 128652f4a4a4Shenning { 128752f4a4a4Shenning struct node_host *n = NULL; 128852f4a4a4Shenning struct pf_addr *m; 128952f4a4a4Shenning 129052f4a4a4Shenning for (n = h; n != NULL; n = n->next) { 129175d911b5Scedric if (h->addr.type == PF_ADDR_TABLE) 129275d911b5Scedric continue; 129352f4a4a4Shenning m = &h->addr.v.a.mask; 129452f4a4a4Shenning /* netmasks > 32 bit are invalid on v4 */ 129552f4a4a4Shenning if (af == AF_INET && 129652f4a4a4Shenning (m->addr32[1] || m->addr32[2] || m->addr32[3])) { 129752f4a4a4Shenning fprintf(stderr, "netmask %u invalid for IPv4 address\n", 129852f4a4a4Shenning unmask(m, AF_INET6)); 129952f4a4a4Shenning return (1); 130052f4a4a4Shenning } 130152f4a4a4Shenning } 130252f4a4a4Shenning return (0); 130352f4a4a4Shenning } 130452f4a4a4Shenning 1305c64927a6Smikeb struct node_host * 1306c64927a6Smikeb gen_dynnode(struct node_host *h, sa_family_t af) 1307c64927a6Smikeb { 1308c64927a6Smikeb struct node_host *n; 1309c64927a6Smikeb struct pf_addr *m; 1310c64927a6Smikeb 1311c64927a6Smikeb if (h->addr.type != PF_ADDR_DYNIFTL) 1312c64927a6Smikeb return (NULL); 1313c64927a6Smikeb 1314c64927a6Smikeb if ((n = calloc(1, sizeof(*n))) == NULL) 1315c64927a6Smikeb return (NULL); 1316c64927a6Smikeb bcopy(h, n, sizeof(*n)); 1317c64927a6Smikeb n->ifname = NULL; 1318c64927a6Smikeb n->next = NULL; 1319c64927a6Smikeb n->tail = NULL; 1320c64927a6Smikeb 1321c64927a6Smikeb /* fix up netmask */ 1322c64927a6Smikeb m = &n->addr.v.a.mask; 1323c64927a6Smikeb if (af == AF_INET && unmask(m, AF_INET6) > 32) 1324c64927a6Smikeb set_ipmask(n, 32); 1325c64927a6Smikeb 1326c64927a6Smikeb return (n); 1327c64927a6Smikeb } 1328c64927a6Smikeb 132994e9410bShenning /* interface lookup routines */ 133094e9410bShenning 133194e9410bShenning struct node_host *iftab; 133294e9410bShenning 133394e9410bShenning void 133494e9410bShenning ifa_load(void) 133594e9410bShenning { 133694e9410bShenning struct ifaddrs *ifap, *ifa; 133794e9410bShenning struct node_host *n = NULL, *h = NULL; 133894e9410bShenning 133994e9410bShenning if (getifaddrs(&ifap) < 0) 134094e9410bShenning err(1, "getifaddrs"); 134194e9410bShenning 134294e9410bShenning for (ifa = ifap; ifa; ifa = ifa->ifa_next) { 134394e9410bShenning if (!(ifa->ifa_addr->sa_family == AF_INET || 134494e9410bShenning ifa->ifa_addr->sa_family == AF_INET6 || 134594e9410bShenning ifa->ifa_addr->sa_family == AF_LINK)) 134694e9410bShenning continue; 134794e9410bShenning n = calloc(1, sizeof(struct node_host)); 134894e9410bShenning if (n == NULL) 134994e9410bShenning err(1, "address: calloc"); 135094e9410bShenning n->af = ifa->ifa_addr->sa_family; 135194e9410bShenning n->ifa_flags = ifa->ifa_flags; 135294e9410bShenning #ifdef __KAME__ 135394e9410bShenning if (n->af == AF_INET6 && 135494e9410bShenning IN6_IS_ADDR_LINKLOCAL(&((struct sockaddr_in6 *) 135594e9410bShenning ifa->ifa_addr)->sin6_addr) && 1356ab642153Shenning ((struct sockaddr_in6 *)ifa->ifa_addr)->sin6_scope_id == 1357ab642153Shenning 0) { 135894e9410bShenning struct sockaddr_in6 *sin6; 135994e9410bShenning 136094e9410bShenning sin6 = (struct sockaddr_in6 *)ifa->ifa_addr; 136194e9410bShenning sin6->sin6_scope_id = sin6->sin6_addr.s6_addr[2] << 8 | 136294e9410bShenning sin6->sin6_addr.s6_addr[3]; 136394e9410bShenning sin6->sin6_addr.s6_addr[2] = 0; 136494e9410bShenning sin6->sin6_addr.s6_addr[3] = 0; 136594e9410bShenning } 136694e9410bShenning #endif 136794e9410bShenning n->ifindex = 0; 136894e9410bShenning if (n->af == AF_INET) { 136994e9410bShenning memcpy(&n->addr.v.a.addr, &((struct sockaddr_in *) 137094e9410bShenning ifa->ifa_addr)->sin_addr.s_addr, 137194e9410bShenning sizeof(struct in_addr)); 137294e9410bShenning memcpy(&n->addr.v.a.mask, &((struct sockaddr_in *) 137394e9410bShenning ifa->ifa_netmask)->sin_addr.s_addr, 137494e9410bShenning sizeof(struct in_addr)); 137594e9410bShenning if (ifa->ifa_broadaddr != NULL) 137694e9410bShenning memcpy(&n->bcast, &((struct sockaddr_in *) 137794e9410bShenning ifa->ifa_broadaddr)->sin_addr.s_addr, 137894e9410bShenning sizeof(struct in_addr)); 1379ec359bd5Scedric if (ifa->ifa_dstaddr != NULL) 1380ec359bd5Scedric memcpy(&n->peer, &((struct sockaddr_in *) 1381ec359bd5Scedric ifa->ifa_dstaddr)->sin_addr.s_addr, 1382ec359bd5Scedric sizeof(struct in_addr)); 138394e9410bShenning } else if (n->af == AF_INET6) { 138494e9410bShenning memcpy(&n->addr.v.a.addr, &((struct sockaddr_in6 *) 138594e9410bShenning ifa->ifa_addr)->sin6_addr.s6_addr, 138694e9410bShenning sizeof(struct in6_addr)); 138794e9410bShenning memcpy(&n->addr.v.a.mask, &((struct sockaddr_in6 *) 138894e9410bShenning ifa->ifa_netmask)->sin6_addr.s6_addr, 138994e9410bShenning sizeof(struct in6_addr)); 139094e9410bShenning if (ifa->ifa_broadaddr != NULL) 139194e9410bShenning memcpy(&n->bcast, &((struct sockaddr_in6 *) 139294e9410bShenning ifa->ifa_broadaddr)->sin6_addr.s6_addr, 139394e9410bShenning sizeof(struct in6_addr)); 1394ec359bd5Scedric if (ifa->ifa_dstaddr != NULL) 1395ec359bd5Scedric memcpy(&n->peer, &((struct sockaddr_in6 *) 1396ec359bd5Scedric ifa->ifa_dstaddr)->sin6_addr.s6_addr, 1397ec359bd5Scedric sizeof(struct in6_addr)); 139894e9410bShenning n->ifindex = ((struct sockaddr_in6 *) 139994e9410bShenning ifa->ifa_addr)->sin6_scope_id; 1400918dda86Smikeb } else if (n->af == AF_LINK) { 1401918dda86Smikeb n->ifindex = ((struct sockaddr_dl *) 1402918dda86Smikeb ifa->ifa_addr)->sdl_index; 140394e9410bShenning } 140494e9410bShenning if ((n->ifname = strdup(ifa->ifa_name)) == NULL) 140594e9410bShenning err(1, "ifa_load: strdup"); 140694e9410bShenning n->next = NULL; 140794e9410bShenning n->tail = n; 140894e9410bShenning if (h == NULL) 140994e9410bShenning h = n; 141094e9410bShenning else { 141194e9410bShenning h->tail->next = n; 141294e9410bShenning h->tail = n; 141394e9410bShenning } 141494e9410bShenning } 1415ec359bd5Scedric 141694e9410bShenning iftab = h; 141794e9410bShenning freeifaddrs(ifap); 141894e9410bShenning } 141994e9410bShenning 1420918dda86Smikeb unsigned int 1421918dda86Smikeb ifa_nametoindex(const char *ifa_name) 1422918dda86Smikeb { 1423918dda86Smikeb struct node_host *p; 1424918dda86Smikeb 1425918dda86Smikeb for (p = iftab; p; p = p->next) { 1426918dda86Smikeb if (p->af == AF_LINK && strcmp(p->ifname, ifa_name) == 0) 1427918dda86Smikeb return (p->ifindex); 1428918dda86Smikeb } 1429918dda86Smikeb errno = ENXIO; 1430918dda86Smikeb return (0); 1431918dda86Smikeb } 1432918dda86Smikeb 1433918dda86Smikeb char * 1434918dda86Smikeb ifa_indextoname(unsigned int ifindex, char *ifa_name) 1435918dda86Smikeb { 1436918dda86Smikeb struct node_host *p; 1437918dda86Smikeb 1438918dda86Smikeb for (p = iftab; p; p = p->next) { 1439918dda86Smikeb if (p->af == AF_LINK && ifindex == p->ifindex) { 1440918dda86Smikeb strlcpy(ifa_name, p->ifname, IFNAMSIZ); 1441918dda86Smikeb return (ifa_name); 1442918dda86Smikeb } 1443918dda86Smikeb } 1444918dda86Smikeb errno = ENXIO; 1445918dda86Smikeb return (NULL); 1446918dda86Smikeb } 1447918dda86Smikeb 144894e9410bShenning struct node_host * 14496c3582faShenning ifa_exists(const char *ifa_name) 145094e9410bShenning { 145194e9410bShenning struct node_host *n; 14522ff5b035Shenning struct ifgroupreq ifgr; 14532ff5b035Shenning int s; 145494e9410bShenning 145594e9410bShenning if (iftab == NULL) 145694e9410bShenning ifa_load(); 145794e9410bShenning 1458855d4e83Ssobrado /* check whether this is a group */ 14592ff5b035Shenning if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == -1) 14602ff5b035Shenning err(1, "socket"); 14612ff5b035Shenning bzero(&ifgr, sizeof(ifgr)); 14622ff5b035Shenning strlcpy(ifgr.ifgr_name, ifa_name, sizeof(ifgr.ifgr_name)); 14632ff5b035Shenning if (ioctl(s, SIOCGIFGMEMB, (caddr_t)&ifgr) == 0) { 14642ff5b035Shenning /* fake a node_host */ 14652ff5b035Shenning if ((n = calloc(1, sizeof(*n))) == NULL) 14662ff5b035Shenning err(1, "calloc"); 14672ff5b035Shenning if ((n->ifname = strdup(ifa_name)) == NULL) 14682ff5b035Shenning err(1, "strdup"); 14692ff5b035Shenning close(s); 14702ff5b035Shenning return (n); 14712ff5b035Shenning } 14722ff5b035Shenning close(s); 14732ff5b035Shenning 147494e9410bShenning for (n = iftab; n; n = n->next) { 147594e9410bShenning if (n->af == AF_LINK && !strncmp(n->ifname, ifa_name, IFNAMSIZ)) 147694e9410bShenning return (n); 147794e9410bShenning } 1478655a9f8aShenning 147994e9410bShenning return (NULL); 148094e9410bShenning } 148194e9410bShenning 148294e9410bShenning struct node_host * 14832ff5b035Shenning ifa_grouplookup(const char *ifa_name, int flags) 14842ff5b035Shenning { 14852ff5b035Shenning struct ifg_req *ifg; 14862ff5b035Shenning struct ifgroupreq ifgr; 14872ff5b035Shenning int s, len; 1488727cb2f7Sdhartmei struct node_host *n, *h = NULL; 14892ff5b035Shenning 14902ff5b035Shenning if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == -1) 14912ff5b035Shenning err(1, "socket"); 14922ff5b035Shenning bzero(&ifgr, sizeof(ifgr)); 14932ff5b035Shenning strlcpy(ifgr.ifgr_name, ifa_name, sizeof(ifgr.ifgr_name)); 14942ff5b035Shenning if (ioctl(s, SIOCGIFGMEMB, (caddr_t)&ifgr) == -1) { 14952ff5b035Shenning close(s); 14962ff5b035Shenning return (NULL); 14972ff5b035Shenning } 14982ff5b035Shenning 14992ff5b035Shenning len = ifgr.ifgr_len; 15002ff5b035Shenning if ((ifgr.ifgr_groups = calloc(1, len)) == NULL) 15012ff5b035Shenning err(1, "calloc"); 15022ff5b035Shenning if (ioctl(s, SIOCGIFGMEMB, (caddr_t)&ifgr) == -1) 15032ff5b035Shenning err(1, "SIOCGIFGMEMB"); 15042ff5b035Shenning 15052ff5b035Shenning for (ifg = ifgr.ifgr_groups; ifg && len >= sizeof(struct ifg_req); 15062ff5b035Shenning ifg++) { 15072ff5b035Shenning len -= sizeof(struct ifg_req); 150817b44c41Shenning if ((n = ifa_lookup(ifg->ifgrq_member, flags)) == NULL) 150917b44c41Shenning continue; 15102ff5b035Shenning if (h == NULL) 15112ff5b035Shenning h = n; 15122ff5b035Shenning else { 1513727cb2f7Sdhartmei h->tail->next = n; 1514727cb2f7Sdhartmei h->tail = n->tail; 15152ff5b035Shenning } 15162ff5b035Shenning } 15172ff5b035Shenning free(ifgr.ifgr_groups); 15182ff5b035Shenning close(s); 15192ff5b035Shenning 15202ff5b035Shenning return (h); 15212ff5b035Shenning } 15222ff5b035Shenning 15232ff5b035Shenning struct node_host * 1524ec359bd5Scedric ifa_lookup(const char *ifa_name, int flags) 152594e9410bShenning { 152694e9410bShenning struct node_host *p = NULL, *h = NULL, *n = NULL; 15277ad220f2Scedric int got4 = 0, got6 = 0; 1528ec359bd5Scedric const char *last_if = NULL; 152994e9410bShenning 15302ff5b035Shenning if ((h = ifa_grouplookup(ifa_name, flags)) != NULL) 15312ff5b035Shenning return (h); 15322ff5b035Shenning 153394e9410bShenning if (!strncmp(ifa_name, "self", IFNAMSIZ)) 15347ad220f2Scedric ifa_name = NULL; 153594e9410bShenning 153694e9410bShenning if (iftab == NULL) 153794e9410bShenning ifa_load(); 153894e9410bShenning 153994e9410bShenning for (p = iftab; p; p = p->next) { 15407ad220f2Scedric if (ifa_skip_if(ifa_name, p)) 154194e9410bShenning continue; 1542ec359bd5Scedric if ((flags & PFI_AFLAG_BROADCAST) && p->af != AF_INET) 154394e9410bShenning continue; 1544ec359bd5Scedric if ((flags & PFI_AFLAG_BROADCAST) && 1545ec359bd5Scedric !(p->ifa_flags & IFF_BROADCAST)) 154694e9410bShenning continue; 1547cf181e99Sbluhm if ((flags & PFI_AFLAG_BROADCAST) && p->bcast.v4.s_addr == 0) 1548cf181e99Sbluhm continue; 1549ec359bd5Scedric if ((flags & PFI_AFLAG_PEER) && 1550ec359bd5Scedric !(p->ifa_flags & IFF_POINTOPOINT)) 1551ec359bd5Scedric continue; 1552ec359bd5Scedric if ((flags & PFI_AFLAG_NETWORK) && p->ifindex > 0) 1553ec359bd5Scedric continue; 1554ec359bd5Scedric if (last_if == NULL || strcmp(last_if, p->ifname)) 1555ec359bd5Scedric got4 = got6 = 0; 1556ec359bd5Scedric last_if = p->ifname; 1557ec359bd5Scedric if ((flags & PFI_AFLAG_NOALIAS) && p->af == AF_INET && got4) 1558ec359bd5Scedric continue; 1559ec359bd5Scedric if ((flags & PFI_AFLAG_NOALIAS) && p->af == AF_INET6 && got6) 1560ec359bd5Scedric continue; 1561ec359bd5Scedric if (p->af == AF_INET) 1562ec359bd5Scedric got4 = 1; 1563ec359bd5Scedric else 1564ec359bd5Scedric got6 = 1; 156594e9410bShenning n = calloc(1, sizeof(struct node_host)); 156694e9410bShenning if (n == NULL) 156794e9410bShenning err(1, "address: calloc"); 156894e9410bShenning n->af = p->af; 1569ec359bd5Scedric if (flags & PFI_AFLAG_BROADCAST) 157094e9410bShenning memcpy(&n->addr.v.a.addr, &p->bcast, 157194e9410bShenning sizeof(struct pf_addr)); 1572ec359bd5Scedric else if (flags & PFI_AFLAG_PEER) 1573ec359bd5Scedric memcpy(&n->addr.v.a.addr, &p->peer, 1574ec359bd5Scedric sizeof(struct pf_addr)); 157594e9410bShenning else 157694e9410bShenning memcpy(&n->addr.v.a.addr, &p->addr.v.a.addr, 157794e9410bShenning sizeof(struct pf_addr)); 1578ec359bd5Scedric if (flags & PFI_AFLAG_NETWORK) 157994e9410bShenning set_ipmask(n, unmask(&p->addr.v.a.mask, n->af)); 158094e9410bShenning else { 158194e9410bShenning if (n->af == AF_INET) { 158294e9410bShenning if (p->ifa_flags & IFF_LOOPBACK && 158394e9410bShenning p->ifa_flags & IFF_LINK1) 158494e9410bShenning memcpy(&n->addr.v.a.mask, 158594e9410bShenning &p->addr.v.a.mask, 158694e9410bShenning sizeof(struct pf_addr)); 158794e9410bShenning else 158894e9410bShenning set_ipmask(n, 32); 158994e9410bShenning } else 159094e9410bShenning set_ipmask(n, 128); 159194e9410bShenning } 159294e9410bShenning n->ifindex = p->ifindex; 159394e9410bShenning 159494e9410bShenning n->next = NULL; 159594e9410bShenning n->tail = n; 159694e9410bShenning if (h == NULL) 159794e9410bShenning h = n; 159894e9410bShenning else { 159994e9410bShenning h->tail->next = n; 160094e9410bShenning h->tail = n; 160194e9410bShenning } 160294e9410bShenning } 160394e9410bShenning return (h); 160494e9410bShenning } 160594e9410bShenning 16067ad220f2Scedric int 16077ad220f2Scedric ifa_skip_if(const char *filter, struct node_host *p) 16087ad220f2Scedric { 16097ad220f2Scedric int n; 16107ad220f2Scedric 16117ad220f2Scedric if (p->af != AF_INET && p->af != AF_INET6) 16127ad220f2Scedric return (1); 16137ad220f2Scedric if (filter == NULL || !*filter) 16147ad220f2Scedric return (0); 16157ad220f2Scedric if (!strcmp(p->ifname, filter)) 16167ad220f2Scedric return (0); /* exact match */ 16177ad220f2Scedric n = strlen(filter); 16187ad220f2Scedric if (n < 1 || n >= IFNAMSIZ) 16197ad220f2Scedric return (1); /* sanity check */ 16207ad220f2Scedric if (filter[n-1] >= '0' && filter[n-1] <= '9') 16217ad220f2Scedric return (1); /* only do exact match in that case */ 16227ad220f2Scedric if (strncmp(p->ifname, filter, n)) 16237ad220f2Scedric return (1); /* prefix doesn't match */ 16247ad220f2Scedric return (p->ifname[n] < '0' || p->ifname[n] > '9'); 16257ad220f2Scedric } 16267ad220f2Scedric 162794e9410bShenning struct node_host * 16287c8726d4Sbenno host(const char *s, int opts) 162994e9410bShenning { 163036754172Smcbride struct node_host *h = NULL, *n; 163136754172Smcbride int mask = -1, v4mask = 32, v6mask = 128, cont = 1; 163225bdb5e4Smcbride char *p, *q, *r, *ps, *if_name; 163394e9410bShenning 163436754172Smcbride if ((ps = strdup(s)) == NULL) 163536754172Smcbride err(1, "host: strdup"); 163636754172Smcbride 163736754172Smcbride if ((if_name = strrchr(ps, '@')) != NULL) { 163836754172Smcbride if_name[0] = '\0'; 163936754172Smcbride if_name++; 1640d20cfe34Smcbride } 164125bdb5e4Smcbride 1642d20cfe34Smcbride if ((p = strrchr(ps, '/')) != NULL) { 164325bdb5e4Smcbride if ((r = strdup(ps)) == NULL) 164425bdb5e4Smcbride err(1, "host: strdup"); 164594e9410bShenning mask = strtol(p+1, &q, 0); 1646fecc9cd0Shenning if (!q || *q || mask > 128 || q == (p+1)) { 16471cf63431Schl fprintf(stderr, "invalid netmask '%s'\n", p); 1648f565df7eSjsg free(r); 164920289793Szinovik free(ps); 165094e9410bShenning return (NULL); 165194e9410bShenning } 165236754172Smcbride p[0] = '\0'; 165394e9410bShenning v4mask = v6mask = mask; 165425bdb5e4Smcbride } else 165525bdb5e4Smcbride r = ps; 165694e9410bShenning 16572a6c1abaShenning /* interface with this name exists? */ 16584a36d485Shenning if (cont && (h = host_if(ps, mask)) != NULL) 16592a6c1abaShenning cont = 0; 16602a6c1abaShenning 16612a6c1abaShenning /* IPv4 address? */ 166225bdb5e4Smcbride if (cont && (h = host_v4(r, mask)) != NULL) 16632a6c1abaShenning cont = 0; 166425bdb5e4Smcbride if (r != ps) 166525bdb5e4Smcbride free(r); 16662a6c1abaShenning 16672a6c1abaShenning /* IPv6 address? */ 16682a6c1abaShenning if (cont && (h = host_v6(ps, v6mask)) != NULL) 16692a6c1abaShenning cont = 0; 16702a6c1abaShenning 16712a6c1abaShenning /* dns lookup */ 16727c8726d4Sbenno if (cont && (h = host_dns(ps, v4mask, v6mask, 16737c8726d4Sbenno (opts & PF_OPT_NODNS))) != NULL) 16742a6c1abaShenning cont = 0; 16752a6c1abaShenning 1676d20cfe34Smcbride if (if_name && if_name[0]) 1677d20cfe34Smcbride for (n = h; n != NULL; n = n->next) 1678d20cfe34Smcbride if ((n->ifname = strdup(if_name)) == NULL) 1679d20cfe34Smcbride err(1, "host: strdup"); 1680d20cfe34Smcbride 1681d20cfe34Smcbride free(ps); /* after we copy the name out */ 16822a6c1abaShenning if (h == NULL || cont == 1) { 16832a6c1abaShenning fprintf(stderr, "no IP address found for %s\n", s); 16842a6c1abaShenning return (NULL); 16852a6c1abaShenning } 1686cbdc262eSmcbride for (n = h; n != NULL; n = n->next) { 1687d20cfe34Smcbride n->addr.type = PF_ADDR_ADDRMASK; 1688cbdc262eSmcbride n->weight = 0; 1689cbdc262eSmcbride } 16902a6c1abaShenning return (h); 16912a6c1abaShenning } 16922a6c1abaShenning 16932a6c1abaShenning struct node_host * 1694f2370d27Shenning host_if(const char *s, int mask) 16952a6c1abaShenning { 16962a6c1abaShenning struct node_host *n, *h = NULL; 16974a36d485Shenning char *p, *ps; 1698ec359bd5Scedric int flags = 0; 16992a6c1abaShenning 1700ec359bd5Scedric if ((ps = strdup(s)) == NULL) 1701ec359bd5Scedric err(1, "host_if: strdup"); 1702ec359bd5Scedric while ((p = strrchr(ps, ':')) != NULL) { 17034a36d485Shenning if (!strcmp(p+1, "network")) 1704ec359bd5Scedric flags |= PFI_AFLAG_NETWORK; 1705ec359bd5Scedric else if (!strcmp(p+1, "broadcast")) 1706ec359bd5Scedric flags |= PFI_AFLAG_BROADCAST; 1707ec359bd5Scedric else if (!strcmp(p+1, "peer")) 1708ec359bd5Scedric flags |= PFI_AFLAG_PEER; 1709ec359bd5Scedric else if (!strcmp(p+1, "0")) 1710ec359bd5Scedric flags |= PFI_AFLAG_NOALIAS; 1711f8bc5305Shenning else { 1712f8bc5305Shenning free(ps); 1713ec359bd5Scedric return (NULL); 1714f8bc5305Shenning } 1715ec359bd5Scedric *p = '\0'; 1716ec359bd5Scedric } 1717ec359bd5Scedric if (flags & (flags - 1) & PFI_AFLAG_MODEMASK) { /* Yep! */ 1718ec359bd5Scedric fprintf(stderr, "illegal combination of interface modifiers\n"); 1719f8bc5305Shenning free(ps); 1720ec359bd5Scedric return (NULL); 1721ec359bd5Scedric } 1722ec359bd5Scedric if ((flags & (PFI_AFLAG_NETWORK|PFI_AFLAG_BROADCAST)) && mask > -1) { 17234a36d485Shenning fprintf(stderr, "network or broadcast lookup, but " 17244a36d485Shenning "extra netmask given\n"); 1725f8bc5305Shenning free(ps); 17264a36d485Shenning return (NULL); 17274a36d485Shenning } 17286c3582faShenning if (ifa_exists(ps) || !strncmp(ps, "self", IFNAMSIZ)) { 17292a6c1abaShenning /* interface with this name exists */ 1730ec359bd5Scedric h = ifa_lookup(ps, flags); 17312a6c1abaShenning for (n = h; n != NULL && mask > -1; n = n->next) 17322a6c1abaShenning set_ipmask(n, mask); 17332a6c1abaShenning } 17344a36d485Shenning 17354a36d485Shenning free(ps); 17362a6c1abaShenning return (h); 17372a6c1abaShenning } 17382a6c1abaShenning 17392a6c1abaShenning struct node_host * 1740383ebbbfShenning host_v4(const char *s, int mask) 17412a6c1abaShenning { 17422a6c1abaShenning struct node_host *h = NULL; 17432a6c1abaShenning struct in_addr ina; 174490fffbb7Shenning int bits = 32; 17452a6c1abaShenning 174694e9410bShenning memset(&ina, 0, sizeof(struct in_addr)); 174790fffbb7Shenning if (strrchr(s, '/') != NULL) { 174890fffbb7Shenning if ((bits = inet_net_pton(AF_INET, s, &ina, sizeof(ina))) == -1) 174990fffbb7Shenning return (NULL); 175090fffbb7Shenning } else { 175190fffbb7Shenning if (inet_pton(AF_INET, s, &ina) != 1) 175290fffbb7Shenning return (NULL); 175390fffbb7Shenning } 175490fffbb7Shenning 175594e9410bShenning h = calloc(1, sizeof(struct node_host)); 175694e9410bShenning if (h == NULL) 175794e9410bShenning err(1, "address: calloc"); 175894e9410bShenning h->ifname = NULL; 175994e9410bShenning h->af = AF_INET; 176094e9410bShenning h->addr.v.a.addr.addr32[0] = ina.s_addr; 176194e9410bShenning set_ipmask(h, bits); 176294e9410bShenning h->next = NULL; 176394e9410bShenning h->tail = h; 17642a6c1abaShenning 176594e9410bShenning return (h); 176694e9410bShenning } 17672a6c1abaShenning 17682a6c1abaShenning struct node_host * 1769f2370d27Shenning host_v6(const char *s, int mask) 17702a6c1abaShenning { 17712a6c1abaShenning struct addrinfo hints, *res; 17722a6c1abaShenning struct node_host *h = NULL; 177394e9410bShenning 177494e9410bShenning memset(&hints, 0, sizeof(hints)); 177594e9410bShenning hints.ai_family = AF_INET6; 177694e9410bShenning hints.ai_socktype = SOCK_DGRAM; /*dummy*/ 177794e9410bShenning hints.ai_flags = AI_NUMERICHOST; 17782a6c1abaShenning if (getaddrinfo(s, "0", &hints, &res) == 0) { 17792a6c1abaShenning h = calloc(1, sizeof(struct node_host)); 17802a6c1abaShenning if (h == NULL) 178194e9410bShenning err(1, "address: calloc"); 17822a6c1abaShenning h->ifname = NULL; 17832a6c1abaShenning h->af = AF_INET6; 17842a6c1abaShenning memcpy(&h->addr.v.a.addr, 178594e9410bShenning &((struct sockaddr_in6 *)res->ai_addr)->sin6_addr, 17862a6c1abaShenning sizeof(h->addr.v.a.addr)); 17872a6c1abaShenning h->ifindex = 17882a6c1abaShenning ((struct sockaddr_in6 *)res->ai_addr)->sin6_scope_id; 17892a6c1abaShenning set_ipmask(h, mask); 179094e9410bShenning freeaddrinfo(res); 17912a6c1abaShenning h->next = NULL; 17922a6c1abaShenning h->tail = h; 179394e9410bShenning } 179494e9410bShenning 17952a6c1abaShenning return (h); 17962a6c1abaShenning } 17972a6c1abaShenning 17982a6c1abaShenning struct node_host * 17997c8726d4Sbenno host_dns(const char *s, int v4mask, int v6mask, int numeric) 18002a6c1abaShenning { 18012a6c1abaShenning struct addrinfo hints, *res0, *res; 18022a6c1abaShenning struct node_host *n, *h = NULL; 1803ec359bd5Scedric int error, noalias = 0; 1804ec359bd5Scedric int got4 = 0, got6 = 0; 1805ec359bd5Scedric char *p, *ps; 18062a6c1abaShenning 1807ec359bd5Scedric if ((ps = strdup(s)) == NULL) 180822dee42fShenning err(1, "host_dns: strdup"); 1809ec359bd5Scedric if ((p = strrchr(ps, ':')) != NULL && !strcmp(p, ":0")) { 1810ec359bd5Scedric noalias = 1; 1811ec359bd5Scedric *p = '\0'; 1812ec359bd5Scedric } 181394e9410bShenning memset(&hints, 0, sizeof(hints)); 181494e9410bShenning hints.ai_family = PF_UNSPEC; 181594e9410bShenning hints.ai_socktype = SOCK_STREAM; /* DUMMY */ 18167c8726d4Sbenno if (numeric) 18177c8726d4Sbenno hints.ai_flags = AI_NUMERICHOST; 1818ec359bd5Scedric error = getaddrinfo(ps, NULL, &hints, &res0); 1819b4d8b6eeShenning if (error) { 1820b4d8b6eeShenning free(ps); 18212a6c1abaShenning return (h); 1822b4d8b6eeShenning } 18232a6c1abaShenning 182494e9410bShenning for (res = res0; res; res = res->ai_next) { 182594e9410bShenning if (res->ai_family != AF_INET && 182694e9410bShenning res->ai_family != AF_INET6) 182794e9410bShenning continue; 1828ec359bd5Scedric if (noalias) { 1829ec359bd5Scedric if (res->ai_family == AF_INET) { 1830ec359bd5Scedric if (got4) 1831ec359bd5Scedric continue; 1832ec359bd5Scedric got4 = 1; 1833ec359bd5Scedric } else { 1834ec359bd5Scedric if (got6) 1835ec359bd5Scedric continue; 1836ec359bd5Scedric got6 = 1; 1837ec359bd5Scedric } 1838ec359bd5Scedric } 183994e9410bShenning n = calloc(1, sizeof(struct node_host)); 184094e9410bShenning if (n == NULL) 18412a6c1abaShenning err(1, "host_dns: calloc"); 184294e9410bShenning n->ifname = NULL; 184394e9410bShenning n->af = res->ai_family; 184494e9410bShenning if (res->ai_family == AF_INET) { 184594e9410bShenning memcpy(&n->addr.v.a.addr, 18462a6c1abaShenning &((struct sockaddr_in *) 18472a6c1abaShenning res->ai_addr)->sin_addr.s_addr, 184894e9410bShenning sizeof(struct in_addr)); 184994e9410bShenning set_ipmask(n, v4mask); 185094e9410bShenning } else { 185194e9410bShenning memcpy(&n->addr.v.a.addr, 18522a6c1abaShenning &((struct sockaddr_in6 *) 18532a6c1abaShenning res->ai_addr)->sin6_addr.s6_addr, 185494e9410bShenning sizeof(struct in6_addr)); 185594e9410bShenning n->ifindex = 18562a6c1abaShenning ((struct sockaddr_in6 *) 18572a6c1abaShenning res->ai_addr)->sin6_scope_id; 185894e9410bShenning set_ipmask(n, v6mask); 185994e9410bShenning } 186094e9410bShenning n->next = NULL; 186194e9410bShenning n->tail = n; 186294e9410bShenning if (h == NULL) 186394e9410bShenning h = n; 186494e9410bShenning else { 186594e9410bShenning h->tail->next = n; 186694e9410bShenning h->tail = n; 186794e9410bShenning } 186894e9410bShenning } 186994e9410bShenning freeaddrinfo(res0); 1870ec359bd5Scedric free(ps); 187194e9410bShenning 187294e9410bShenning return (h); 187394e9410bShenning } 187442e05679Scedric 187542e05679Scedric /* 187642e05679Scedric * convert a hostname to a list of addresses and put them in the given buffer. 187742e05679Scedric * test: 187842e05679Scedric * if set to 1, only simple addresses are accepted (no netblock, no "!"). 187942e05679Scedric */ 188042e05679Scedric int 18817c8726d4Sbenno append_addr(struct pfr_buffer *b, char *s, int test, int opts) 188242e05679Scedric { 1883cbdc262eSmcbride static int previous = 0; 1884cbdc262eSmcbride static int expect = 0; 1885cbdc262eSmcbride struct pfr_addr *a; 1886b88a8d5dScedric struct node_host *h, *n; 1887cbdc262eSmcbride char *r; 1888cbdc262eSmcbride const char *errstr; 1889cbdc262eSmcbride int rv, not = 0, i = 0; 1890cbdc262eSmcbride u_int16_t weight; 1891cbdc262eSmcbride 1892cbdc262eSmcbride /* skip weight if given */ 1893cbdc262eSmcbride if (strcmp(s, "weight") == 0) { 1894cbdc262eSmcbride expect = 1; 1895cbdc262eSmcbride return (1); /* expecting further call */ 1896cbdc262eSmcbride } 1897cbdc262eSmcbride 1898cbdc262eSmcbride /* check if previous host is set */ 1899cbdc262eSmcbride if (expect) { 1900cbdc262eSmcbride /* parse and append load balancing weight */ 1901cbdc262eSmcbride weight = strtonum(s, 1, USHRT_MAX, &errstr); 1902cbdc262eSmcbride if (errstr) { 1903cbdc262eSmcbride fprintf(stderr, "failed to convert weight %s\n", s); 1904cbdc262eSmcbride return (-1); 1905cbdc262eSmcbride } 1906cbdc262eSmcbride if (previous != -1) { 1907cbdc262eSmcbride PFRB_FOREACH(a, b) { 1908cbdc262eSmcbride if (++i >= previous) { 1909cbdc262eSmcbride a->pfra_weight = weight; 1910cbdc262eSmcbride a->pfra_type = PFRKE_COST; 1911cbdc262eSmcbride } 1912cbdc262eSmcbride } 1913cbdc262eSmcbride } 1914cbdc262eSmcbride 1915cbdc262eSmcbride expect = 0; 1916cbdc262eSmcbride return (0); 1917cbdc262eSmcbride } 19185b6c447dScedric 19195b6c447dScedric for (r = s; *r == '!'; r++) 19205b6c447dScedric not = !not; 19217c8726d4Sbenno if ((n = host(r, opts)) == NULL) { 19225b6c447dScedric errno = 0; 19235b6c447dScedric return (-1); 19245b6c447dScedric } 1925b88a8d5dScedric rv = append_addr_host(b, n, test, not); 1926cbdc262eSmcbride previous = b->pfrb_size; 1927b88a8d5dScedric do { 1928b88a8d5dScedric h = n; 1929b88a8d5dScedric n = n->next; 1930b88a8d5dScedric free(h); 1931b88a8d5dScedric } while (n != NULL); 1932b88a8d5dScedric return (rv); 193342e05679Scedric } 193442e05679Scedric 193542e05679Scedric /* 19365b6c447dScedric * same as previous function, but with a pre-parsed input and the ability 1937b88a8d5dScedric * to "negate" the result. Does not free the node_host list. 193842e05679Scedric * not: 193942e05679Scedric * setting it to 1 is equivalent to adding "!" in front of parameter s. 194042e05679Scedric */ 194142e05679Scedric int 19425b6c447dScedric append_addr_host(struct pfr_buffer *b, struct node_host *n, int test, int not) 194342e05679Scedric { 194442e05679Scedric int bits; 194542e05679Scedric struct pfr_addr addr; 194642e05679Scedric 194742e05679Scedric do { 194842e05679Scedric bzero(&addr, sizeof(addr)); 19495b6c447dScedric addr.pfra_not = n->not ^ not; 195042e05679Scedric addr.pfra_af = n->af; 195142e05679Scedric addr.pfra_net = unmask(&n->addr.v.a.mask, n->af); 195236754172Smcbride if (n->ifname) { 195336754172Smcbride if (strlcpy(addr.pfra_ifname, n->ifname, 195436754172Smcbride sizeof(addr.pfra_ifname)) >= sizeof(addr.pfra_ifname)) 195536754172Smcbride errx(1, "append_addr_host: strlcpy"); 195636754172Smcbride addr.pfra_type = PFRKE_ROUTE; 195736754172Smcbride } 1958cbdc262eSmcbride if (n->weight > 0) { 1959cbdc262eSmcbride addr.pfra_weight = n->weight; 1960cbdc262eSmcbride addr.pfra_type = PFRKE_COST; 1961cbdc262eSmcbride } 196242e05679Scedric switch (n->af) { 196342e05679Scedric case AF_INET: 196442e05679Scedric addr.pfra_ip4addr.s_addr = n->addr.v.a.addr.addr32[0]; 196542e05679Scedric bits = 32; 196642e05679Scedric break; 196742e05679Scedric case AF_INET6: 196842e05679Scedric memcpy(&addr.pfra_ip6addr, &n->addr.v.a.addr.v6, 196942e05679Scedric sizeof(struct in6_addr)); 197042e05679Scedric bits = 128; 197142e05679Scedric break; 197242e05679Scedric default: 197342e05679Scedric errno = EINVAL; 197442e05679Scedric return (-1); 197542e05679Scedric } 197642e05679Scedric if ((test && (not || addr.pfra_net != bits)) || 197742e05679Scedric addr.pfra_net > bits) { 197842e05679Scedric errno = EINVAL; 197942e05679Scedric return (-1); 198042e05679Scedric } 198142e05679Scedric if (pfr_buf_add(b, &addr)) 198242e05679Scedric return (-1); 1983b88a8d5dScedric } while ((n = n->next) != NULL); 198442e05679Scedric 198542e05679Scedric return (0); 198642e05679Scedric } 198779cc0068Scedric 198879cc0068Scedric int 19899f66a89aShenning pfctl_add_trans(struct pfr_buffer *buf, int type, const char *anchor) 199079cc0068Scedric { 199179cc0068Scedric struct pfioc_trans_e trans; 199279cc0068Scedric 199379cc0068Scedric bzero(&trans, sizeof(trans)); 19949f66a89aShenning trans.type = type; 199579cc0068Scedric if (strlcpy(trans.anchor, anchor, 1996d9ad7941Sdhartmei sizeof(trans.anchor)) >= sizeof(trans.anchor)) 199779cc0068Scedric errx(1, "pfctl_add_trans: strlcpy"); 199879cc0068Scedric 199979cc0068Scedric return pfr_buf_add(buf, &trans); 200079cc0068Scedric } 200179cc0068Scedric 200279cc0068Scedric u_int32_t 20039f66a89aShenning pfctl_get_ticket(struct pfr_buffer *buf, int type, const char *anchor) 200479cc0068Scedric { 200579cc0068Scedric struct pfioc_trans_e *p; 200679cc0068Scedric 200779cc0068Scedric PFRB_FOREACH(p, buf) 20089f66a89aShenning if (type == p->type && !strcmp(anchor, p->anchor)) 200979cc0068Scedric return (p->ticket); 201022dee42fShenning errx(1, "pfctl_get_ticket: assertion failed"); 201179cc0068Scedric } 201279cc0068Scedric 201379cc0068Scedric int 20143060c195Shenning pfctl_trans(int dev, struct pfr_buffer *buf, u_long cmd, int from) 201579cc0068Scedric { 201679cc0068Scedric struct pfioc_trans trans; 201779cc0068Scedric 201879cc0068Scedric bzero(&trans, sizeof(trans)); 201979cc0068Scedric trans.size = buf->pfrb_size - from; 202079cc0068Scedric trans.esize = sizeof(struct pfioc_trans_e); 202179cc0068Scedric trans.array = ((struct pfioc_trans_e *)buf->pfrb_caddr) + from; 202279cc0068Scedric return ioctl(dev, cmd, &trans); 202379cc0068Scedric } 2024