1f1220db8SAlexander V. Chernikov /* 21a33e799SAlexander V. Chernikov * Copyright (c) 2014 Yandex LLC 31a33e799SAlexander V. Chernikov * Copyright (c) 2014 Alexander V. Chernikov 4f1220db8SAlexander V. Chernikov * 5f1220db8SAlexander V. Chernikov * Redistribution and use in source forms, with and without modification, 6f1220db8SAlexander V. Chernikov * are permitted provided that this entire comment appears intact. 7f1220db8SAlexander V. Chernikov * 8f1220db8SAlexander V. Chernikov * Redistribution in binary form may occur without any restrictions. 9f1220db8SAlexander V. Chernikov * Obviously, it would be nice if you gave credit where credit is due 10f1220db8SAlexander V. Chernikov * but requiring it would be too onerous. 11f1220db8SAlexander V. Chernikov * 12f1220db8SAlexander V. Chernikov * This software is provided ``AS IS'' without any warranties of any kind. 13f1220db8SAlexander V. Chernikov * 141a33e799SAlexander V. Chernikov * in-kernel ipfw tables support. 15f1220db8SAlexander V. Chernikov * 169fe15d06SAlexander V. Chernikov * $FreeBSD$ 17f1220db8SAlexander V. Chernikov */ 18f1220db8SAlexander V. Chernikov 19f1220db8SAlexander V. Chernikov 20f1220db8SAlexander V. Chernikov #include <sys/types.h> 21f1220db8SAlexander V. Chernikov #include <sys/param.h> 22f1220db8SAlexander V. Chernikov #include <sys/socket.h> 23f1220db8SAlexander V. Chernikov #include <sys/sysctl.h> 24f1220db8SAlexander V. Chernikov 25f1220db8SAlexander V. Chernikov #include <ctype.h> 26f1220db8SAlexander V. Chernikov #include <err.h> 27f1220db8SAlexander V. Chernikov #include <errno.h> 28f1220db8SAlexander V. Chernikov #include <netdb.h> 29f1220db8SAlexander V. Chernikov #include <stdio.h> 30f1220db8SAlexander V. Chernikov #include <stdlib.h> 31f1220db8SAlexander V. Chernikov #include <string.h> 32f1220db8SAlexander V. Chernikov #include <sysexits.h> 33f1220db8SAlexander V. Chernikov 3481cac390SArseny Smalyuk #include <net/ethernet.h> 35f1220db8SAlexander V. Chernikov #include <net/if.h> 36f1220db8SAlexander V. Chernikov #include <netinet/in.h> 37f1220db8SAlexander V. Chernikov #include <netinet/ip_fw.h> 38f1220db8SAlexander V. Chernikov #include <arpa/inet.h> 392530ed9eSAndrey V. Elsukov #include <netdb.h> 40f1220db8SAlexander V. Chernikov 41f1220db8SAlexander V. Chernikov #include "ipfw2.h" 42f1220db8SAlexander V. Chernikov 43ac35ff17SAlexander V. Chernikov static void table_modify_record(ipfw_obj_header *oh, int ac, char *av[], 443a845e10SAlexander V. Chernikov int add, int quiet, int update, int atomic); 45ac35ff17SAlexander V. Chernikov static int table_flush(ipfw_obj_header *oh); 46ac35ff17SAlexander V. Chernikov static int table_destroy(ipfw_obj_header *oh); 47ac35ff17SAlexander V. Chernikov static int table_do_create(ipfw_obj_header *oh, ipfw_xtable_info *i); 48adf3b2b9SAlexander V. Chernikov static int table_do_modify(ipfw_obj_header *oh, ipfw_xtable_info *i); 4946d52008SAlexander V. Chernikov static int table_do_swap(ipfw_obj_header *oh, char *second); 50adf3b2b9SAlexander V. Chernikov static void table_create(ipfw_obj_header *oh, int ac, char *av[]); 51adf3b2b9SAlexander V. Chernikov static void table_modify(ipfw_obj_header *oh, int ac, char *av[]); 52adf3b2b9SAlexander V. Chernikov static void table_lookup(ipfw_obj_header *oh, int ac, char *av[]); 534f43138aSAlexander V. Chernikov static void table_lock(ipfw_obj_header *oh, int lock); 5446d52008SAlexander V. Chernikov static int table_swap(ipfw_obj_header *oh, char *second); 55ac35ff17SAlexander V. Chernikov static int table_get_info(ipfw_obj_header *oh, ipfw_xtable_info *i); 56f1220db8SAlexander V. Chernikov static int table_show_info(ipfw_xtable_info *i, void *arg); 57f1220db8SAlexander V. Chernikov 58421c5838SAndrey V. Elsukov static int table_destroy_one(ipfw_xtable_info *i, void *arg); 59f1220db8SAlexander V. Chernikov static int table_flush_one(ipfw_xtable_info *i, void *arg); 60f1220db8SAlexander V. Chernikov static int table_show_one(ipfw_xtable_info *i, void *arg); 61720ee730SAlexander V. Chernikov static int table_do_get_list(ipfw_xtable_info *i, ipfw_obj_header **poh); 62f1220db8SAlexander V. Chernikov static void table_show_list(ipfw_obj_header *oh, int need_header); 6381d3153dSAlexander V. Chernikov static void table_show_entry(ipfw_xtable_info *i, ipfw_obj_tentry *tent); 64f1220db8SAlexander V. Chernikov 65ac35ff17SAlexander V. Chernikov static void tentry_fill_key(ipfw_obj_header *oh, ipfw_obj_tentry *tent, 660cba2b28SAlexander V. Chernikov char *key, int add, uint8_t *ptype, uint32_t *pvmask, ipfw_xtable_info *xi); 67ac35ff17SAlexander V. Chernikov static void tentry_fill_value(ipfw_obj_header *oh, ipfw_obj_tentry *tent, 680cba2b28SAlexander V. Chernikov char *arg, uint8_t type, uint32_t vmask); 690cba2b28SAlexander V. Chernikov static void table_show_value(char *buf, size_t bufsize, ipfw_table_value *v, 700cba2b28SAlexander V. Chernikov uint32_t vmask, int print_ip); 71ac35ff17SAlexander V. Chernikov 72f1220db8SAlexander V. Chernikov typedef int (table_cb_t)(ipfw_xtable_info *i, void *arg); 73f1220db8SAlexander V. Chernikov static int tables_foreach(table_cb_t *f, void *arg, int sort); 74f1220db8SAlexander V. Chernikov 75f1220db8SAlexander V. Chernikov #ifndef s6_addr32 76f1220db8SAlexander V. Chernikov #define s6_addr32 __u6_addr.__u6_addr32 77f1220db8SAlexander V. Chernikov #endif 78f1220db8SAlexander V. Chernikov 79ac35ff17SAlexander V. Chernikov static struct _s_x tabletypes[] = { 80c21034b7SAlexander V. Chernikov { "addr", IPFW_TABLE_ADDR }, 8181cac390SArseny Smalyuk { "mac", IPFW_TABLE_MAC }, 82ac35ff17SAlexander V. Chernikov { "iface", IPFW_TABLE_INTERFACE }, 83b23d5de9SAlexander V. Chernikov { "number", IPFW_TABLE_NUMBER }, 84914bffb6SAlexander V. Chernikov { "flow", IPFW_TABLE_FLOW }, 85ac35ff17SAlexander V. Chernikov { NULL, 0 } 86ac35ff17SAlexander V. Chernikov }; 87ac35ff17SAlexander V. Chernikov 8813ad237aSAndrey V. Elsukov /* Default algorithms for various table types */ 8913ad237aSAndrey V. Elsukov static struct _s_x tablealgos[] = { 9013ad237aSAndrey V. Elsukov { "addr:radix", IPFW_TABLE_ADDR }, 9113ad237aSAndrey V. Elsukov { "flow:hash", IPFW_TABLE_FLOW }, 9213ad237aSAndrey V. Elsukov { "iface:array", IPFW_TABLE_INTERFACE }, 9313ad237aSAndrey V. Elsukov { "number:array", IPFW_TABLE_NUMBER }, 9413ad237aSAndrey V. Elsukov { NULL, 0 } 9513ad237aSAndrey V. Elsukov }; 9613ad237aSAndrey V. Elsukov 97ac35ff17SAlexander V. Chernikov static struct _s_x tablevaltypes[] = { 980cba2b28SAlexander V. Chernikov { "skipto", IPFW_VTYPE_SKIPTO }, 990cba2b28SAlexander V. Chernikov { "pipe", IPFW_VTYPE_PIPE }, 1000cba2b28SAlexander V. Chernikov { "fib", IPFW_VTYPE_FIB }, 1010cba2b28SAlexander V. Chernikov { "nat", IPFW_VTYPE_NAT }, 1020cba2b28SAlexander V. Chernikov { "dscp", IPFW_VTYPE_DSCP }, 1030cba2b28SAlexander V. Chernikov { "tag", IPFW_VTYPE_TAG }, 1040cba2b28SAlexander V. Chernikov { "divert", IPFW_VTYPE_DIVERT }, 1050cba2b28SAlexander V. Chernikov { "netgraph", IPFW_VTYPE_NETGRAPH }, 1060cba2b28SAlexander V. Chernikov { "limit", IPFW_VTYPE_LIMIT }, 1070cba2b28SAlexander V. Chernikov { "ipv4", IPFW_VTYPE_NH4 }, 1080cba2b28SAlexander V. Chernikov { "ipv6", IPFW_VTYPE_NH6 }, 109fc727ad6SBoris Lytochkin { "mark", IPFW_VTYPE_MARK }, 110adf3b2b9SAlexander V. Chernikov { NULL, 0 } 111adf3b2b9SAlexander V. Chernikov }; 112adf3b2b9SAlexander V. Chernikov 113ac35ff17SAlexander V. Chernikov static struct _s_x tablecmds[] = { 114ac35ff17SAlexander V. Chernikov { "add", TOK_ADD }, 115ac35ff17SAlexander V. Chernikov { "delete", TOK_DEL }, 11646d52008SAlexander V. Chernikov { "create", TOK_CREATE }, 117ac35ff17SAlexander V. Chernikov { "destroy", TOK_DESTROY }, 118ac35ff17SAlexander V. Chernikov { "flush", TOK_FLUSH }, 119adf3b2b9SAlexander V. Chernikov { "modify", TOK_MODIFY }, 12046d52008SAlexander V. Chernikov { "swap", TOK_SWAP }, 121ac35ff17SAlexander V. Chernikov { "info", TOK_INFO }, 122358b9d09SAlexander V. Chernikov { "detail", TOK_DETAIL }, 123ac35ff17SAlexander V. Chernikov { "list", TOK_LIST }, 12481d3153dSAlexander V. Chernikov { "lookup", TOK_LOOKUP }, 1253a845e10SAlexander V. Chernikov { "atomic", TOK_ATOMIC }, 1264f43138aSAlexander V. Chernikov { "lock", TOK_LOCK }, 1274f43138aSAlexander V. Chernikov { "unlock", TOK_UNLOCK }, 128ac35ff17SAlexander V. Chernikov { NULL, 0 } 129ac35ff17SAlexander V. Chernikov }; 130ac35ff17SAlexander V. Chernikov 131f1220db8SAlexander V. Chernikov static int 132f1220db8SAlexander V. Chernikov lookup_host (char *host, struct in_addr *ipaddr) 133f1220db8SAlexander V. Chernikov { 134f1220db8SAlexander V. Chernikov struct hostent *he; 135f1220db8SAlexander V. Chernikov 136f1220db8SAlexander V. Chernikov if (!inet_aton(host, ipaddr)) { 137f1220db8SAlexander V. Chernikov if ((he = gethostbyname(host)) == NULL) 138f1220db8SAlexander V. Chernikov return(-1); 139f1220db8SAlexander V. Chernikov *ipaddr = *(struct in_addr *)he->h_addr_list[0]; 140f1220db8SAlexander V. Chernikov } 141f1220db8SAlexander V. Chernikov return(0); 142f1220db8SAlexander V. Chernikov } 143f1220db8SAlexander V. Chernikov 144f1220db8SAlexander V. Chernikov /* 145f1220db8SAlexander V. Chernikov * This one handles all table-related commands 146ac35ff17SAlexander V. Chernikov * ipfw table NAME create ... 147be695df9SAlexander V. Chernikov * ipfw table NAME modify ... 148421c5838SAndrey V. Elsukov * ipfw table {NAME | all} destroy 149be695df9SAlexander V. Chernikov * ipfw table NAME swap NAME 150be695df9SAlexander V. Chernikov * ipfw table NAME lock 151be695df9SAlexander V. Chernikov * ipfw table NAME unlock 152ac35ff17SAlexander V. Chernikov * ipfw table NAME add addr[/masklen] [value] 153be695df9SAlexander V. Chernikov * ipfw table NAME add [addr[/masklen] value] [addr[/masklen] value] .. 154be695df9SAlexander V. Chernikov * ipfw table NAME delete addr[/masklen] [addr[/masklen]] .. 155be695df9SAlexander V. Chernikov * ipfw table NAME lookup addr 156ac35ff17SAlexander V. Chernikov * ipfw table {NAME | all} flush 157ac35ff17SAlexander V. Chernikov * ipfw table {NAME | all} list 158ac35ff17SAlexander V. Chernikov * ipfw table {NAME | all} info 159be695df9SAlexander V. Chernikov * ipfw table {NAME | all} detail 160f1220db8SAlexander V. Chernikov */ 161f1220db8SAlexander V. Chernikov void 162f1220db8SAlexander V. Chernikov ipfw_table_handler(int ac, char *av[]) 163f1220db8SAlexander V. Chernikov { 164ac35ff17SAlexander V. Chernikov int do_add, is_all; 1653a845e10SAlexander V. Chernikov int atomic, error, tcmd; 166ac35ff17SAlexander V. Chernikov ipfw_xtable_info i; 167ac35ff17SAlexander V. Chernikov ipfw_obj_header oh; 168f1220db8SAlexander V. Chernikov char *tablename; 169d8caf56eSAndrey V. Elsukov uint8_t set; 170358b9d09SAlexander V. Chernikov void *arg; 171f1220db8SAlexander V. Chernikov 172ac35ff17SAlexander V. Chernikov memset(&oh, 0, sizeof(oh)); 173ac35ff17SAlexander V. Chernikov is_all = 0; 17456707beeSMark Johnston if (g_co.use_set != 0) 17556707beeSMark Johnston set = g_co.use_set - 1; 176ac35ff17SAlexander V. Chernikov else 177ac35ff17SAlexander V. Chernikov set = 0; 178f1220db8SAlexander V. Chernikov 179f1220db8SAlexander V. Chernikov ac--; av++; 1809d099b4fSAlexander V. Chernikov NEED1("table needs name"); 181f1220db8SAlexander V. Chernikov tablename = *av; 182f1220db8SAlexander V. Chernikov 183ac35ff17SAlexander V. Chernikov if (table_check_name(tablename) == 0) { 184ac35ff17SAlexander V. Chernikov table_fill_ntlv(&oh.ntlv, *av, set, 1); 185ac35ff17SAlexander V. Chernikov oh.idx = 1; 186ac35ff17SAlexander V. Chernikov } else { 187ac35ff17SAlexander V. Chernikov if (strcmp(tablename, "all") == 0) 188ac35ff17SAlexander V. Chernikov is_all = 1; 189ac35ff17SAlexander V. Chernikov else 190ac35ff17SAlexander V. Chernikov errx(EX_USAGE, "table name %s is invalid", tablename); 191ac35ff17SAlexander V. Chernikov } 192ac35ff17SAlexander V. Chernikov ac--; av++; 1939d099b4fSAlexander V. Chernikov NEED1("table needs command"); 194ac35ff17SAlexander V. Chernikov 195be695df9SAlexander V. Chernikov tcmd = get_token(tablecmds, *av, "table command"); 1963a845e10SAlexander V. Chernikov /* Check if atomic operation was requested */ 1973a845e10SAlexander V. Chernikov atomic = 0; 1983a845e10SAlexander V. Chernikov if (tcmd == TOK_ATOMIC) { 1993a845e10SAlexander V. Chernikov ac--; av++; 2003a845e10SAlexander V. Chernikov NEED1("atomic needs command"); 201be695df9SAlexander V. Chernikov tcmd = get_token(tablecmds, *av, "table command"); 2023a845e10SAlexander V. Chernikov switch (tcmd) { 2033a845e10SAlexander V. Chernikov case TOK_ADD: 2043a845e10SAlexander V. Chernikov break; 2053a845e10SAlexander V. Chernikov default: 2063a845e10SAlexander V. Chernikov errx(EX_USAGE, "atomic is not compatible with %s", *av); 2073a845e10SAlexander V. Chernikov } 2083a845e10SAlexander V. Chernikov atomic = 1; 2093a845e10SAlexander V. Chernikov } 210ac35ff17SAlexander V. Chernikov 211ac35ff17SAlexander V. Chernikov switch (tcmd) { 212ac35ff17SAlexander V. Chernikov case TOK_LIST: 213ac35ff17SAlexander V. Chernikov case TOK_INFO: 214358b9d09SAlexander V. Chernikov case TOK_DETAIL: 215ac35ff17SAlexander V. Chernikov case TOK_FLUSH: 216421c5838SAndrey V. Elsukov case TOK_DESTROY: 217ac35ff17SAlexander V. Chernikov break; 218ac35ff17SAlexander V. Chernikov default: 219ac35ff17SAlexander V. Chernikov if (is_all != 0) 220ac35ff17SAlexander V. Chernikov errx(EX_USAGE, "table name required"); 221ac35ff17SAlexander V. Chernikov } 222ac35ff17SAlexander V. Chernikov 223ac35ff17SAlexander V. Chernikov switch (tcmd) { 224ac35ff17SAlexander V. Chernikov case TOK_ADD: 225ac35ff17SAlexander V. Chernikov case TOK_DEL: 226f1220db8SAlexander V. Chernikov do_add = **av == 'a'; 227f1220db8SAlexander V. Chernikov ac--; av++; 22856707beeSMark Johnston table_modify_record(&oh, ac, av, do_add, g_co.do_quiet, 22956707beeSMark Johnston g_co.do_quiet, atomic); 230ac35ff17SAlexander V. Chernikov break; 231ac35ff17SAlexander V. Chernikov case TOK_CREATE: 232f1220db8SAlexander V. Chernikov ac--; av++; 233ac35ff17SAlexander V. Chernikov table_create(&oh, ac, av); 234ac35ff17SAlexander V. Chernikov break; 235adf3b2b9SAlexander V. Chernikov case TOK_MODIFY: 236adf3b2b9SAlexander V. Chernikov ac--; av++; 237adf3b2b9SAlexander V. Chernikov table_modify(&oh, ac, av); 238adf3b2b9SAlexander V. Chernikov break; 239ac35ff17SAlexander V. Chernikov case TOK_DESTROY: 240421c5838SAndrey V. Elsukov if (is_all == 0) { 24176d03257SAndrey V. Elsukov if (table_destroy(&oh) == 0) 24276d03257SAndrey V. Elsukov break; 24376d03257SAndrey V. Elsukov if (errno != ESRCH) 244421c5838SAndrey V. Elsukov err(EX_OSERR, "failed to destroy table %s", 245421c5838SAndrey V. Elsukov tablename); 24676d03257SAndrey V. Elsukov /* ESRCH isn't fatal, warn if not quiet mode */ 24756707beeSMark Johnston if (g_co.do_quiet == 0) 24876d03257SAndrey V. Elsukov warn("failed to destroy table %s", tablename); 249421c5838SAndrey V. Elsukov } else { 250421c5838SAndrey V. Elsukov error = tables_foreach(table_destroy_one, &oh, 1); 251421c5838SAndrey V. Elsukov if (error != 0) 252421c5838SAndrey V. Elsukov err(EX_OSERR, 253421c5838SAndrey V. Elsukov "failed to destroy tables list"); 254421c5838SAndrey V. Elsukov } 255ac35ff17SAlexander V. Chernikov break; 256ac35ff17SAlexander V. Chernikov case TOK_FLUSH: 257f1220db8SAlexander V. Chernikov if (is_all == 0) { 25876d03257SAndrey V. Elsukov if ((error = table_flush(&oh)) == 0) 25976d03257SAndrey V. Elsukov break; 26076d03257SAndrey V. Elsukov if (errno != ESRCH) 261f1220db8SAlexander V. Chernikov err(EX_OSERR, "failed to flush table %s info", 262f1220db8SAlexander V. Chernikov tablename); 26376d03257SAndrey V. Elsukov /* ESRCH isn't fatal, warn if not quiet mode */ 26456707beeSMark Johnston if (g_co.do_quiet == 0) 26576d03257SAndrey V. Elsukov warn("failed to flush table %s info", 26676d03257SAndrey V. Elsukov tablename); 267f1220db8SAlexander V. Chernikov } else { 268ac35ff17SAlexander V. Chernikov error = tables_foreach(table_flush_one, &oh, 1); 269f1220db8SAlexander V. Chernikov if (error != 0) 270f1220db8SAlexander V. Chernikov err(EX_OSERR, "failed to flush tables list"); 27176d03257SAndrey V. Elsukov /* XXX: we ignore errors here */ 272f1220db8SAlexander V. Chernikov } 273ac35ff17SAlexander V. Chernikov break; 27446d52008SAlexander V. Chernikov case TOK_SWAP: 27546d52008SAlexander V. Chernikov ac--; av++; 27646d52008SAlexander V. Chernikov NEED1("second table name required"); 27746d52008SAlexander V. Chernikov table_swap(&oh, *av); 27846d52008SAlexander V. Chernikov break; 2794f43138aSAlexander V. Chernikov case TOK_LOCK: 2804f43138aSAlexander V. Chernikov case TOK_UNLOCK: 2814f43138aSAlexander V. Chernikov table_lock(&oh, (tcmd == TOK_LOCK)); 2824f43138aSAlexander V. Chernikov break; 283358b9d09SAlexander V. Chernikov case TOK_DETAIL: 284ac35ff17SAlexander V. Chernikov case TOK_INFO: 285358b9d09SAlexander V. Chernikov arg = (tcmd == TOK_DETAIL) ? (void *)1 : NULL; 286f1220db8SAlexander V. Chernikov if (is_all == 0) { 287ac35ff17SAlexander V. Chernikov if ((error = table_get_info(&oh, &i)) != 0) 288f1220db8SAlexander V. Chernikov err(EX_OSERR, "failed to request table info"); 289358b9d09SAlexander V. Chernikov table_show_info(&i, arg); 290f1220db8SAlexander V. Chernikov } else { 291358b9d09SAlexander V. Chernikov error = tables_foreach(table_show_info, arg, 1); 292f1220db8SAlexander V. Chernikov if (error != 0) 293f1220db8SAlexander V. Chernikov err(EX_OSERR, "failed to request tables list"); 294f1220db8SAlexander V. Chernikov } 295ac35ff17SAlexander V. Chernikov break; 296ac35ff17SAlexander V. Chernikov case TOK_LIST: 29710e3bebfSBryan Drewery arg = is_all ? (void*)1 : NULL; 298ac35ff17SAlexander V. Chernikov if (is_all == 0) { 299ac35ff17SAlexander V. Chernikov if ((error = table_get_info(&oh, &i)) != 0) 300ac35ff17SAlexander V. Chernikov err(EX_OSERR, "failed to request table info"); 3012b3d6647SBryan Drewery table_show_one(&i, arg); 302f1220db8SAlexander V. Chernikov } else { 3032b3d6647SBryan Drewery error = tables_foreach(table_show_one, arg, 1); 304ac35ff17SAlexander V. Chernikov if (error != 0) 305ac35ff17SAlexander V. Chernikov err(EX_OSERR, "failed to request tables list"); 306f1220db8SAlexander V. Chernikov } 307ac35ff17SAlexander V. Chernikov break; 30881d3153dSAlexander V. Chernikov case TOK_LOOKUP: 30981d3153dSAlexander V. Chernikov ac--; av++; 31081d3153dSAlexander V. Chernikov table_lookup(&oh, ac, av); 31181d3153dSAlexander V. Chernikov break; 312f1220db8SAlexander V. Chernikov } 313f1220db8SAlexander V. Chernikov } 314f1220db8SAlexander V. Chernikov 315d8caf56eSAndrey V. Elsukov void 316d8caf56eSAndrey V. Elsukov table_fill_ntlv(ipfw_obj_ntlv *ntlv, const char *name, uint8_t set, 3172acdf79fSAndrey V. Elsukov uint16_t uidx) 318f1220db8SAlexander V. Chernikov { 319f1220db8SAlexander V. Chernikov 320563b5ab1SAlexander V. Chernikov ntlv->head.type = IPFW_TLV_TBL_NAME; 321f1220db8SAlexander V. Chernikov ntlv->head.length = sizeof(ipfw_obj_ntlv); 322f1220db8SAlexander V. Chernikov ntlv->idx = uidx; 323ac35ff17SAlexander V. Chernikov ntlv->set = set; 324f1220db8SAlexander V. Chernikov strlcpy(ntlv->name, name, sizeof(ntlv->name)); 325f1220db8SAlexander V. Chernikov } 326f1220db8SAlexander V. Chernikov 327f1220db8SAlexander V. Chernikov static void 328f1220db8SAlexander V. Chernikov table_fill_objheader(ipfw_obj_header *oh, ipfw_xtable_info *i) 329f1220db8SAlexander V. Chernikov { 330f1220db8SAlexander V. Chernikov 331f1220db8SAlexander V. Chernikov oh->idx = 1; 33281d3153dSAlexander V. Chernikov table_fill_ntlv(&oh->ntlv, i->tablename, i->set, 1); 333ac35ff17SAlexander V. Chernikov } 334ac35ff17SAlexander V. Chernikov 335ac35ff17SAlexander V. Chernikov static struct _s_x tablenewcmds[] = { 336ac35ff17SAlexander V. Chernikov { "type", TOK_TYPE }, 337ac35ff17SAlexander V. Chernikov { "valtype", TOK_VALTYPE }, 338ac35ff17SAlexander V. Chernikov { "algo", TOK_ALGO }, 3394c0c07a5SAlexander V. Chernikov { "limit", TOK_LIMIT }, 3404f43138aSAlexander V. Chernikov { "locked", TOK_LOCK }, 34105ab1ef6SAndrey V. Elsukov { "missing", TOK_MISSING }, 34205ab1ef6SAndrey V. Elsukov { "or-flush", TOK_ORFLUSH }, 343ac35ff17SAlexander V. Chernikov { NULL, 0 } 344ac35ff17SAlexander V. Chernikov }; 345ac35ff17SAlexander V. Chernikov 346914bffb6SAlexander V. Chernikov static struct _s_x flowtypecmds[] = { 347914bffb6SAlexander V. Chernikov { "src-ip", IPFW_TFFLAG_SRCIP }, 348914bffb6SAlexander V. Chernikov { "proto", IPFW_TFFLAG_PROTO }, 349914bffb6SAlexander V. Chernikov { "src-port", IPFW_TFFLAG_SRCPORT }, 350914bffb6SAlexander V. Chernikov { "dst-ip", IPFW_TFFLAG_DSTIP }, 351914bffb6SAlexander V. Chernikov { "dst-port", IPFW_TFFLAG_DSTPORT }, 352914bffb6SAlexander V. Chernikov { NULL, 0 } 353914bffb6SAlexander V. Chernikov }; 354914bffb6SAlexander V. Chernikov 35556707beeSMark Johnston static int 356914bffb6SAlexander V. Chernikov table_parse_type(uint8_t ttype, char *p, uint8_t *tflags) 357914bffb6SAlexander V. Chernikov { 3580cba2b28SAlexander V. Chernikov uint32_t fset, fclear; 3590cba2b28SAlexander V. Chernikov char *e; 360914bffb6SAlexander V. Chernikov 361914bffb6SAlexander V. Chernikov /* Parse type options */ 362914bffb6SAlexander V. Chernikov switch(ttype) { 363914bffb6SAlexander V. Chernikov case IPFW_TABLE_FLOW: 364914bffb6SAlexander V. Chernikov fset = fclear = 0; 3650cba2b28SAlexander V. Chernikov if (fill_flags(flowtypecmds, p, &e, &fset, &fclear) != 0) 3660cba2b28SAlexander V. Chernikov errx(EX_USAGE, 3670cba2b28SAlexander V. Chernikov "unable to parse flow option %s", e); 368914bffb6SAlexander V. Chernikov *tflags = fset; 369914bffb6SAlexander V. Chernikov break; 370914bffb6SAlexander V. Chernikov default: 371914bffb6SAlexander V. Chernikov return (EX_USAGE); 372914bffb6SAlexander V. Chernikov } 373914bffb6SAlexander V. Chernikov 374914bffb6SAlexander V. Chernikov return (0); 375914bffb6SAlexander V. Chernikov } 376914bffb6SAlexander V. Chernikov 37756707beeSMark Johnston static void 378914bffb6SAlexander V. Chernikov table_print_type(char *tbuf, size_t size, uint8_t type, uint8_t tflags) 379914bffb6SAlexander V. Chernikov { 380914bffb6SAlexander V. Chernikov const char *tname; 381914bffb6SAlexander V. Chernikov int l; 382914bffb6SAlexander V. Chernikov 383914bffb6SAlexander V. Chernikov if ((tname = match_value(tabletypes, type)) == NULL) 384914bffb6SAlexander V. Chernikov tname = "unknown"; 385914bffb6SAlexander V. Chernikov 386914bffb6SAlexander V. Chernikov l = snprintf(tbuf, size, "%s", tname); 387914bffb6SAlexander V. Chernikov tbuf += l; 388914bffb6SAlexander V. Chernikov size -= l; 389914bffb6SAlexander V. Chernikov 390914bffb6SAlexander V. Chernikov switch(type) { 391914bffb6SAlexander V. Chernikov case IPFW_TABLE_FLOW: 392914bffb6SAlexander V. Chernikov if (tflags != 0) { 393914bffb6SAlexander V. Chernikov *tbuf++ = ':'; 394914bffb6SAlexander V. Chernikov l--; 395914bffb6SAlexander V. Chernikov print_flags_buffer(tbuf, size, flowtypecmds, tflags); 396914bffb6SAlexander V. Chernikov } 397914bffb6SAlexander V. Chernikov break; 398914bffb6SAlexander V. Chernikov } 399914bffb6SAlexander V. Chernikov } 400914bffb6SAlexander V. Chernikov 401ac35ff17SAlexander V. Chernikov /* 402ac35ff17SAlexander V. Chernikov * Creates new table 403ac35ff17SAlexander V. Chernikov * 404c21034b7SAlexander V. Chernikov * ipfw table NAME create [ type { addr | iface | number | flow } ] 40505ab1ef6SAndrey V. Elsukov * [ algo algoname ] [missing] [or-flush] 406ac35ff17SAlexander V. Chernikov */ 407ac35ff17SAlexander V. Chernikov static void 408ac35ff17SAlexander V. Chernikov table_create(ipfw_obj_header *oh, int ac, char *av[]) 409ac35ff17SAlexander V. Chernikov { 41005ab1ef6SAndrey V. Elsukov ipfw_xtable_info xi, xie; 41105ab1ef6SAndrey V. Elsukov int error, missing, orflush, tcmd, val; 4120cba2b28SAlexander V. Chernikov uint32_t fset, fclear; 4130cba2b28SAlexander V. Chernikov char *e, *p; 414ac35ff17SAlexander V. Chernikov char tbuf[128]; 415ac35ff17SAlexander V. Chernikov 41605ab1ef6SAndrey V. Elsukov missing = orflush = 0; 417ac35ff17SAlexander V. Chernikov memset(&xi, 0, sizeof(xi)); 418ac35ff17SAlexander V. Chernikov while (ac > 0) { 419be695df9SAlexander V. Chernikov tcmd = get_token(tablenewcmds, *av, "option"); 420ac35ff17SAlexander V. Chernikov ac--; av++; 421ac35ff17SAlexander V. Chernikov 422ac35ff17SAlexander V. Chernikov switch (tcmd) { 4234c0c07a5SAlexander V. Chernikov case TOK_LIMIT: 4244c0c07a5SAlexander V. Chernikov NEED1("limit value required"); 4254c0c07a5SAlexander V. Chernikov xi.limit = strtol(*av, NULL, 10); 4264c0c07a5SAlexander V. Chernikov ac--; av++; 4274c0c07a5SAlexander V. Chernikov break; 428ac35ff17SAlexander V. Chernikov case TOK_TYPE: 429ac35ff17SAlexander V. Chernikov NEED1("table type required"); 430914bffb6SAlexander V. Chernikov /* Type may have suboptions after ':' */ 431914bffb6SAlexander V. Chernikov if ((p = strchr(*av, ':')) != NULL) 432914bffb6SAlexander V. Chernikov *p++ = '\0'; 433ac35ff17SAlexander V. Chernikov val = match_token(tabletypes, *av); 434914bffb6SAlexander V. Chernikov if (val == -1) { 435914bffb6SAlexander V. Chernikov concat_tokens(tbuf, sizeof(tbuf), tabletypes, 436914bffb6SAlexander V. Chernikov ", "); 437914bffb6SAlexander V. Chernikov errx(EX_USAGE, 438914bffb6SAlexander V. Chernikov "Unknown tabletype: %s. Supported: %s", 439ac35ff17SAlexander V. Chernikov *av, tbuf); 440914bffb6SAlexander V. Chernikov } 441914bffb6SAlexander V. Chernikov xi.type = val; 442914bffb6SAlexander V. Chernikov if (p != NULL) { 443914bffb6SAlexander V. Chernikov error = table_parse_type(val, p, &xi.tflags); 444914bffb6SAlexander V. Chernikov if (error != 0) 445914bffb6SAlexander V. Chernikov errx(EX_USAGE, 446914bffb6SAlexander V. Chernikov "Unsupported suboptions: %s", p); 447914bffb6SAlexander V. Chernikov } 448914bffb6SAlexander V. Chernikov ac--; av++; 449ac35ff17SAlexander V. Chernikov break; 450ac35ff17SAlexander V. Chernikov case TOK_VALTYPE: 451ac35ff17SAlexander V. Chernikov NEED1("table value type required"); 4520cba2b28SAlexander V. Chernikov fset = fclear = 0; 4530cba2b28SAlexander V. Chernikov val = fill_flags(tablevaltypes, *av, &e, &fset, &fclear); 454ac35ff17SAlexander V. Chernikov if (val != -1) { 4550cba2b28SAlexander V. Chernikov xi.vmask = fset; 456ac35ff17SAlexander V. Chernikov ac--; av++; 457ac35ff17SAlexander V. Chernikov break; 458ac35ff17SAlexander V. Chernikov } 459ac35ff17SAlexander V. Chernikov concat_tokens(tbuf, sizeof(tbuf), tablevaltypes, ", "); 460ac35ff17SAlexander V. Chernikov errx(EX_USAGE, "Unknown value type: %s. Supported: %s", 4610cba2b28SAlexander V. Chernikov e, tbuf); 462adf3b2b9SAlexander V. Chernikov break; 463ac35ff17SAlexander V. Chernikov case TOK_ALGO: 464ac35ff17SAlexander V. Chernikov NEED1("table algorithm name required"); 465ac35ff17SAlexander V. Chernikov if (strlen(*av) > sizeof(xi.algoname)) 466ac35ff17SAlexander V. Chernikov errx(EX_USAGE, "algorithm name too long"); 467ac35ff17SAlexander V. Chernikov strlcpy(xi.algoname, *av, sizeof(xi.algoname)); 468ac35ff17SAlexander V. Chernikov ac--; av++; 469ac35ff17SAlexander V. Chernikov break; 4704f43138aSAlexander V. Chernikov case TOK_LOCK: 4714f43138aSAlexander V. Chernikov xi.flags |= IPFW_TGFLAGS_LOCKED; 4724f43138aSAlexander V. Chernikov break; 47305ab1ef6SAndrey V. Elsukov case TOK_ORFLUSH: 47405ab1ef6SAndrey V. Elsukov orflush = 1; 47505ab1ef6SAndrey V. Elsukov /* FALLTHROUGH */ 47605ab1ef6SAndrey V. Elsukov case TOK_MISSING: 47705ab1ef6SAndrey V. Elsukov missing = 1; 47805ab1ef6SAndrey V. Elsukov break; 479ac35ff17SAlexander V. Chernikov } 480ac35ff17SAlexander V. Chernikov } 481ac35ff17SAlexander V. Chernikov 482463a577bSEitan Adler /* Set some defaults to preserve compatibility. */ 48313ad237aSAndrey V. Elsukov if (xi.algoname[0] == '\0') { 48413ad237aSAndrey V. Elsukov const char *algo; 48513ad237aSAndrey V. Elsukov 48613ad237aSAndrey V. Elsukov if (xi.type == 0) 487c21034b7SAlexander V. Chernikov xi.type = IPFW_TABLE_ADDR; 48813ad237aSAndrey V. Elsukov algo = match_value(tablealgos, xi.type); 48913ad237aSAndrey V. Elsukov if (algo != NULL) 49013ad237aSAndrey V. Elsukov strlcpy(xi.algoname, algo, sizeof(xi.algoname)); 49113ad237aSAndrey V. Elsukov } 4920cba2b28SAlexander V. Chernikov if (xi.vmask == 0) 4930cba2b28SAlexander V. Chernikov xi.vmask = IPFW_VTYPE_LEGACY; 494fd0869d5SAlexander V. Chernikov 49505ab1ef6SAndrey V. Elsukov error = table_do_create(oh, &xi); 49605ab1ef6SAndrey V. Elsukov 49705ab1ef6SAndrey V. Elsukov if (error == 0) 49805ab1ef6SAndrey V. Elsukov return; 49905ab1ef6SAndrey V. Elsukov 50005ab1ef6SAndrey V. Elsukov if (errno != EEXIST || missing == 0) 501ac35ff17SAlexander V. Chernikov err(EX_OSERR, "Table creation failed"); 50205ab1ef6SAndrey V. Elsukov 50305ab1ef6SAndrey V. Elsukov /* Check that existing table is the same we are trying to create */ 50405ab1ef6SAndrey V. Elsukov if (table_get_info(oh, &xie) != 0) 50505ab1ef6SAndrey V. Elsukov err(EX_OSERR, "Existing table check failed"); 50605ab1ef6SAndrey V. Elsukov 50705ab1ef6SAndrey V. Elsukov if (xi.limit != xie.limit || xi.type != xie.type || 50805ab1ef6SAndrey V. Elsukov xi.tflags != xie.tflags || xi.vmask != xie.vmask || ( 50905ab1ef6SAndrey V. Elsukov xi.algoname[0] != '\0' && strcmp(xi.algoname, 51005ab1ef6SAndrey V. Elsukov xie.algoname) != 0) || xi.flags != xie.flags) 51105ab1ef6SAndrey V. Elsukov errx(EX_DATAERR, "The existing table is not compatible " 51205ab1ef6SAndrey V. Elsukov "with one you are creating."); 51305ab1ef6SAndrey V. Elsukov 51405ab1ef6SAndrey V. Elsukov /* Flush existing table if instructed to do so */ 51505ab1ef6SAndrey V. Elsukov if (orflush != 0 && table_flush(oh) != 0) 51605ab1ef6SAndrey V. Elsukov err(EX_OSERR, "Table flush on creation failed"); 517f1220db8SAlexander V. Chernikov } 518f1220db8SAlexander V. Chernikov 519f1220db8SAlexander V. Chernikov /* 520ac35ff17SAlexander V. Chernikov * Creates new table 521ac35ff17SAlexander V. Chernikov * 522ac35ff17SAlexander V. Chernikov * Request: [ ipfw_obj_header ipfw_xtable_info ] 523ac35ff17SAlexander V. Chernikov * 524f1220db8SAlexander V. Chernikov * Returns 0 on success. 525f1220db8SAlexander V. Chernikov */ 526f1220db8SAlexander V. Chernikov static int 527ac35ff17SAlexander V. Chernikov table_do_create(ipfw_obj_header *oh, ipfw_xtable_info *i) 528f1220db8SAlexander V. Chernikov { 529ac35ff17SAlexander V. Chernikov char tbuf[sizeof(ipfw_obj_header) + sizeof(ipfw_xtable_info)]; 530ac35ff17SAlexander V. Chernikov int error; 531f1220db8SAlexander V. Chernikov 532ac35ff17SAlexander V. Chernikov memcpy(tbuf, oh, sizeof(*oh)); 533ac35ff17SAlexander V. Chernikov memcpy(tbuf + sizeof(*oh), i, sizeof(*i)); 534ac35ff17SAlexander V. Chernikov oh = (ipfw_obj_header *)tbuf; 535ac35ff17SAlexander V. Chernikov 536ac35ff17SAlexander V. Chernikov error = do_set3(IP_FW_TABLE_XCREATE, &oh->opheader, sizeof(tbuf)); 537ac35ff17SAlexander V. Chernikov 538ac35ff17SAlexander V. Chernikov return (error); 539ac35ff17SAlexander V. Chernikov } 540ac35ff17SAlexander V. Chernikov 541ac35ff17SAlexander V. Chernikov /* 542adf3b2b9SAlexander V. Chernikov * Modifies existing table 543adf3b2b9SAlexander V. Chernikov * 5440cba2b28SAlexander V. Chernikov * ipfw table NAME modify [ limit number ] 545adf3b2b9SAlexander V. Chernikov */ 546adf3b2b9SAlexander V. Chernikov static void 547adf3b2b9SAlexander V. Chernikov table_modify(ipfw_obj_header *oh, int ac, char *av[]) 548adf3b2b9SAlexander V. Chernikov { 549adf3b2b9SAlexander V. Chernikov ipfw_xtable_info xi; 550b6462881SAlexander V. Chernikov int tcmd; 551adf3b2b9SAlexander V. Chernikov 552adf3b2b9SAlexander V. Chernikov memset(&xi, 0, sizeof(xi)); 553adf3b2b9SAlexander V. Chernikov 554adf3b2b9SAlexander V. Chernikov while (ac > 0) { 555be695df9SAlexander V. Chernikov tcmd = get_token(tablenewcmds, *av, "option"); 556adf3b2b9SAlexander V. Chernikov ac--; av++; 557adf3b2b9SAlexander V. Chernikov 558adf3b2b9SAlexander V. Chernikov switch (tcmd) { 559adf3b2b9SAlexander V. Chernikov case TOK_LIMIT: 560adf3b2b9SAlexander V. Chernikov NEED1("limit value required"); 561adf3b2b9SAlexander V. Chernikov xi.limit = strtol(*av, NULL, 10); 562adf3b2b9SAlexander V. Chernikov xi.mflags |= IPFW_TMFLAGS_LIMIT; 563adf3b2b9SAlexander V. Chernikov ac--; av++; 564adf3b2b9SAlexander V. Chernikov break; 5650cba2b28SAlexander V. Chernikov default: 5666ef82c0aSAlan Somers errx(EX_USAGE, "cmd is not supported for modification"); 567adf3b2b9SAlexander V. Chernikov } 568adf3b2b9SAlexander V. Chernikov } 569adf3b2b9SAlexander V. Chernikov 570b6462881SAlexander V. Chernikov if (table_do_modify(oh, &xi) != 0) 571adf3b2b9SAlexander V. Chernikov err(EX_OSERR, "Table modification failed"); 572adf3b2b9SAlexander V. Chernikov } 573adf3b2b9SAlexander V. Chernikov 574adf3b2b9SAlexander V. Chernikov /* 575adf3b2b9SAlexander V. Chernikov * Modifies existing table. 576adf3b2b9SAlexander V. Chernikov * 577adf3b2b9SAlexander V. Chernikov * Request: [ ipfw_obj_header ipfw_xtable_info ] 578adf3b2b9SAlexander V. Chernikov * 579adf3b2b9SAlexander V. Chernikov * Returns 0 on success. 580adf3b2b9SAlexander V. Chernikov */ 581adf3b2b9SAlexander V. Chernikov static int 582adf3b2b9SAlexander V. Chernikov table_do_modify(ipfw_obj_header *oh, ipfw_xtable_info *i) 583adf3b2b9SAlexander V. Chernikov { 584adf3b2b9SAlexander V. Chernikov char tbuf[sizeof(ipfw_obj_header) + sizeof(ipfw_xtable_info)]; 585adf3b2b9SAlexander V. Chernikov int error; 586adf3b2b9SAlexander V. Chernikov 587adf3b2b9SAlexander V. Chernikov memcpy(tbuf, oh, sizeof(*oh)); 588adf3b2b9SAlexander V. Chernikov memcpy(tbuf + sizeof(*oh), i, sizeof(*i)); 589adf3b2b9SAlexander V. Chernikov oh = (ipfw_obj_header *)tbuf; 590adf3b2b9SAlexander V. Chernikov 591adf3b2b9SAlexander V. Chernikov error = do_set3(IP_FW_TABLE_XMODIFY, &oh->opheader, sizeof(tbuf)); 592adf3b2b9SAlexander V. Chernikov 593adf3b2b9SAlexander V. Chernikov return (error); 594adf3b2b9SAlexander V. Chernikov } 5954f43138aSAlexander V. Chernikov 5964f43138aSAlexander V. Chernikov /* 5974f43138aSAlexander V. Chernikov * Locks or unlocks given table 5984f43138aSAlexander V. Chernikov */ 5994f43138aSAlexander V. Chernikov static void 6004f43138aSAlexander V. Chernikov table_lock(ipfw_obj_header *oh, int lock) 6014f43138aSAlexander V. Chernikov { 6024f43138aSAlexander V. Chernikov ipfw_xtable_info xi; 6034f43138aSAlexander V. Chernikov 6044f43138aSAlexander V. Chernikov memset(&xi, 0, sizeof(xi)); 6054f43138aSAlexander V. Chernikov 6064f43138aSAlexander V. Chernikov xi.mflags |= IPFW_TMFLAGS_LOCK; 6074f43138aSAlexander V. Chernikov xi.flags |= (lock != 0) ? IPFW_TGFLAGS_LOCKED : 0; 6084f43138aSAlexander V. Chernikov 609b6462881SAlexander V. Chernikov if (table_do_modify(oh, &xi) != 0) 6104f43138aSAlexander V. Chernikov err(EX_OSERR, "Table %s failed", lock != 0 ? "lock" : "unlock"); 6114f43138aSAlexander V. Chernikov } 6124f43138aSAlexander V. Chernikov 613adf3b2b9SAlexander V. Chernikov /* 614ac35ff17SAlexander V. Chernikov * Destroys given table specified by @oh->ntlv. 615ac35ff17SAlexander V. Chernikov * Returns 0 on success. 616ac35ff17SAlexander V. Chernikov */ 617ac35ff17SAlexander V. Chernikov static int 618ac35ff17SAlexander V. Chernikov table_destroy(ipfw_obj_header *oh) 619ac35ff17SAlexander V. Chernikov { 620ac35ff17SAlexander V. Chernikov 621ac35ff17SAlexander V. Chernikov if (do_set3(IP_FW_TABLE_XDESTROY, &oh->opheader, sizeof(*oh)) != 0) 622f1220db8SAlexander V. Chernikov return (-1); 623f1220db8SAlexander V. Chernikov 624f1220db8SAlexander V. Chernikov return (0); 625f1220db8SAlexander V. Chernikov } 626f1220db8SAlexander V. Chernikov 627421c5838SAndrey V. Elsukov static int 628421c5838SAndrey V. Elsukov table_destroy_one(ipfw_xtable_info *i, void *arg) 629421c5838SAndrey V. Elsukov { 630421c5838SAndrey V. Elsukov ipfw_obj_header *oh; 631421c5838SAndrey V. Elsukov 632421c5838SAndrey V. Elsukov oh = (ipfw_obj_header *)arg; 633421c5838SAndrey V. Elsukov table_fill_ntlv(&oh->ntlv, i->tablename, i->set, 1); 634421c5838SAndrey V. Elsukov if (table_destroy(oh) != 0) { 63556707beeSMark Johnston if (g_co.do_quiet == 0) 636421c5838SAndrey V. Elsukov warn("failed to destroy table(%s) in set %u", 637421c5838SAndrey V. Elsukov i->tablename, i->set); 638421c5838SAndrey V. Elsukov return (-1); 639421c5838SAndrey V. Elsukov } 640421c5838SAndrey V. Elsukov return (0); 641421c5838SAndrey V. Elsukov } 642421c5838SAndrey V. Elsukov 643f1220db8SAlexander V. Chernikov /* 644ac35ff17SAlexander V. Chernikov * Flushes given table specified by @oh->ntlv. 645f1220db8SAlexander V. Chernikov * Returns 0 on success. 646f1220db8SAlexander V. Chernikov */ 647f1220db8SAlexander V. Chernikov static int 648ac35ff17SAlexander V. Chernikov table_flush(ipfw_obj_header *oh) 649f1220db8SAlexander V. Chernikov { 650f1220db8SAlexander V. Chernikov 651ac35ff17SAlexander V. Chernikov if (do_set3(IP_FW_TABLE_XFLUSH, &oh->opheader, sizeof(*oh)) != 0) 652f1220db8SAlexander V. Chernikov return (-1); 653f1220db8SAlexander V. Chernikov 654f1220db8SAlexander V. Chernikov return (0); 655f1220db8SAlexander V. Chernikov } 656f1220db8SAlexander V. Chernikov 65746d52008SAlexander V. Chernikov static int 65846d52008SAlexander V. Chernikov table_do_swap(ipfw_obj_header *oh, char *second) 65946d52008SAlexander V. Chernikov { 66046d52008SAlexander V. Chernikov char tbuf[sizeof(ipfw_obj_header) + sizeof(ipfw_obj_ntlv)]; 66146d52008SAlexander V. Chernikov int error; 66246d52008SAlexander V. Chernikov 66346d52008SAlexander V. Chernikov memset(tbuf, 0, sizeof(tbuf)); 66446d52008SAlexander V. Chernikov memcpy(tbuf, oh, sizeof(*oh)); 66546d52008SAlexander V. Chernikov oh = (ipfw_obj_header *)tbuf; 66646d52008SAlexander V. Chernikov table_fill_ntlv((ipfw_obj_ntlv *)(oh + 1), second, oh->ntlv.set, 1); 66746d52008SAlexander V. Chernikov 66846d52008SAlexander V. Chernikov error = do_set3(IP_FW_TABLE_XSWAP, &oh->opheader, sizeof(tbuf)); 66946d52008SAlexander V. Chernikov 67046d52008SAlexander V. Chernikov return (error); 67146d52008SAlexander V. Chernikov } 67246d52008SAlexander V. Chernikov 67346d52008SAlexander V. Chernikov /* 67446d52008SAlexander V. Chernikov * Swaps given table with @second one. 67546d52008SAlexander V. Chernikov */ 67646d52008SAlexander V. Chernikov static int 67746d52008SAlexander V. Chernikov table_swap(ipfw_obj_header *oh, char *second) 67846d52008SAlexander V. Chernikov { 67946d52008SAlexander V. Chernikov 68046d52008SAlexander V. Chernikov if (table_check_name(second) != 0) 68146d52008SAlexander V. Chernikov errx(EX_USAGE, "table name %s is invalid", second); 68246d52008SAlexander V. Chernikov 68376d03257SAndrey V. Elsukov if (table_do_swap(oh, second) == 0) 68476d03257SAndrey V. Elsukov return (0); 68546d52008SAlexander V. Chernikov 68676d03257SAndrey V. Elsukov switch (errno) { 68746d52008SAlexander V. Chernikov case EINVAL: 68846d52008SAlexander V. Chernikov errx(EX_USAGE, "Unable to swap table: check types"); 68946d52008SAlexander V. Chernikov case EFBIG: 69046d52008SAlexander V. Chernikov errx(EX_USAGE, "Unable to swap table: check limits"); 69146d52008SAlexander V. Chernikov } 69246d52008SAlexander V. Chernikov 69346d52008SAlexander V. Chernikov return (0); 69446d52008SAlexander V. Chernikov } 69546d52008SAlexander V. Chernikov 69646d52008SAlexander V. Chernikov 697f1220db8SAlexander V. Chernikov /* 698ac35ff17SAlexander V. Chernikov * Retrieves table in given table specified by @oh->ntlv. 699f1220db8SAlexander V. Chernikov * it inside @i. 700f1220db8SAlexander V. Chernikov * Returns 0 on success. 701f1220db8SAlexander V. Chernikov */ 702f1220db8SAlexander V. Chernikov static int 703ac35ff17SAlexander V. Chernikov table_get_info(ipfw_obj_header *oh, ipfw_xtable_info *i) 704f1220db8SAlexander V. Chernikov { 705f1220db8SAlexander V. Chernikov char tbuf[sizeof(ipfw_obj_header) + sizeof(ipfw_xtable_info)]; 706f1220db8SAlexander V. Chernikov size_t sz; 707f1220db8SAlexander V. Chernikov 708f1220db8SAlexander V. Chernikov sz = sizeof(tbuf); 709f1220db8SAlexander V. Chernikov memset(tbuf, 0, sizeof(tbuf)); 710ac35ff17SAlexander V. Chernikov memcpy(tbuf, oh, sizeof(*oh)); 711f1220db8SAlexander V. Chernikov oh = (ipfw_obj_header *)tbuf; 712f1220db8SAlexander V. Chernikov 713b6462881SAlexander V. Chernikov if (do_get3(IP_FW_TABLE_XINFO, &oh->opheader, &sz) != 0) 714b6462881SAlexander V. Chernikov return (errno); 715f1220db8SAlexander V. Chernikov 716f1220db8SAlexander V. Chernikov if (sz < sizeof(tbuf)) 717ac35ff17SAlexander V. Chernikov return (EINVAL); 718f1220db8SAlexander V. Chernikov 719f1220db8SAlexander V. Chernikov *i = *(ipfw_xtable_info *)(oh + 1); 720f1220db8SAlexander V. Chernikov 721f1220db8SAlexander V. Chernikov return (0); 722f1220db8SAlexander V. Chernikov } 723f1220db8SAlexander V. Chernikov 7245f379342SAlexander V. Chernikov static struct _s_x tablealgoclass[] = { 7255f379342SAlexander V. Chernikov { "hash", IPFW_TACLASS_HASH }, 7265f379342SAlexander V. Chernikov { "array", IPFW_TACLASS_ARRAY }, 7275f379342SAlexander V. Chernikov { "radix", IPFW_TACLASS_RADIX }, 7285f379342SAlexander V. Chernikov { NULL, 0 } 7295f379342SAlexander V. Chernikov }; 7305f379342SAlexander V. Chernikov 7315f379342SAlexander V. Chernikov struct ta_cldata { 7325f379342SAlexander V. Chernikov uint8_t taclass; 7335f379342SAlexander V. Chernikov uint8_t spare4; 7345f379342SAlexander V. Chernikov uint16_t itemsize; 7355f379342SAlexander V. Chernikov uint16_t itemsize6; 7365f379342SAlexander V. Chernikov uint32_t size; 7375f379342SAlexander V. Chernikov uint32_t count; 7385f379342SAlexander V. Chernikov }; 7395f379342SAlexander V. Chernikov 7405f379342SAlexander V. Chernikov /* 7415f379342SAlexander V. Chernikov * Print global/per-AF table @i algorithm info. 7425f379342SAlexander V. Chernikov */ 7435f379342SAlexander V. Chernikov static void 74456707beeSMark Johnston table_show_tainfo(ipfw_xtable_info *i __unused, struct ta_cldata *d, 7455f379342SAlexander V. Chernikov const char *af, const char *taclass) 7465f379342SAlexander V. Chernikov { 7475f379342SAlexander V. Chernikov 7485f379342SAlexander V. Chernikov switch (d->taclass) { 7495f379342SAlexander V. Chernikov case IPFW_TACLASS_HASH: 7505f379342SAlexander V. Chernikov case IPFW_TACLASS_ARRAY: 7515f379342SAlexander V. Chernikov printf(" %salgorithm %s info\n", af, taclass); 7525f379342SAlexander V. Chernikov if (d->itemsize == d->itemsize6) 7535f379342SAlexander V. Chernikov printf(" size: %u items: %u itemsize: %u\n", 7545f379342SAlexander V. Chernikov d->size, d->count, d->itemsize); 7555f379342SAlexander V. Chernikov else 7565f379342SAlexander V. Chernikov printf(" size: %u items: %u " 7575f379342SAlexander V. Chernikov "itemsize4: %u itemsize6: %u\n", 7585f379342SAlexander V. Chernikov d->size, d->count, 7595f379342SAlexander V. Chernikov d->itemsize, d->itemsize6); 7605f379342SAlexander V. Chernikov break; 7615f379342SAlexander V. Chernikov case IPFW_TACLASS_RADIX: 7625f379342SAlexander V. Chernikov printf(" %salgorithm %s info\n", af, taclass); 7635f379342SAlexander V. Chernikov if (d->itemsize == d->itemsize6) 7645f379342SAlexander V. Chernikov printf(" items: %u itemsize: %u\n", 7655f379342SAlexander V. Chernikov d->count, d->itemsize); 7665f379342SAlexander V. Chernikov else 7675f379342SAlexander V. Chernikov printf(" items: %u " 7685f379342SAlexander V. Chernikov "itemsize4: %u itemsize6: %u\n", 7695f379342SAlexander V. Chernikov d->count, d->itemsize, d->itemsize6); 7705f379342SAlexander V. Chernikov break; 7715f379342SAlexander V. Chernikov default: 7725f379342SAlexander V. Chernikov printf(" algo class: %s\n", taclass); 7735f379342SAlexander V. Chernikov } 7745f379342SAlexander V. Chernikov } 7755f379342SAlexander V. Chernikov 7760cba2b28SAlexander V. Chernikov static void 7770cba2b28SAlexander V. Chernikov table_print_valheader(char *buf, size_t bufsize, uint32_t vmask) 7780cba2b28SAlexander V. Chernikov { 7790cba2b28SAlexander V. Chernikov 7800cba2b28SAlexander V. Chernikov if (vmask == IPFW_VTYPE_LEGACY) { 7810cba2b28SAlexander V. Chernikov snprintf(buf, bufsize, "legacy"); 7820cba2b28SAlexander V. Chernikov return; 7830cba2b28SAlexander V. Chernikov } 7840cba2b28SAlexander V. Chernikov 7858a6dbb64SAlexander V. Chernikov memset(buf, 0, bufsize); 7860cba2b28SAlexander V. Chernikov print_flags_buffer(buf, bufsize, tablevaltypes, vmask); 7870cba2b28SAlexander V. Chernikov } 7880cba2b28SAlexander V. Chernikov 789f1220db8SAlexander V. Chernikov /* 790f1220db8SAlexander V. Chernikov * Prints table info struct @i in human-readable form. 791f1220db8SAlexander V. Chernikov */ 792f1220db8SAlexander V. Chernikov static int 793f1220db8SAlexander V. Chernikov table_show_info(ipfw_xtable_info *i, void *arg) 794f1220db8SAlexander V. Chernikov { 7950cba2b28SAlexander V. Chernikov const char *vtype; 7965f379342SAlexander V. Chernikov ipfw_ta_tinfo *tainfo; 7975f379342SAlexander V. Chernikov int afdata, afitem; 7985f379342SAlexander V. Chernikov struct ta_cldata d; 799adf3b2b9SAlexander V. Chernikov char ttype[64], tvtype[64]; 800f1220db8SAlexander V. Chernikov 801914bffb6SAlexander V. Chernikov table_print_type(ttype, sizeof(ttype), i->type, i->tflags); 8020cba2b28SAlexander V. Chernikov table_print_valheader(tvtype, sizeof(tvtype), i->vmask); 803ac35ff17SAlexander V. Chernikov 804914bffb6SAlexander V. Chernikov printf("--- table(%s), set(%u) ---\n", i->tablename, i->set); 8054f43138aSAlexander V. Chernikov if ((i->flags & IPFW_TGFLAGS_LOCKED) != 0) 8064f43138aSAlexander V. Chernikov printf(" kindex: %d, type: %s, locked\n", i->kidx, ttype); 8074f43138aSAlexander V. Chernikov else 808914bffb6SAlexander V. Chernikov printf(" kindex: %d, type: %s\n", i->kidx, ttype); 8090cba2b28SAlexander V. Chernikov printf(" references: %u, valtype: %s\n", i->refcnt, tvtype); 8109d099b4fSAlexander V. Chernikov printf(" algorithm: %s\n", i->algoname); 811f1220db8SAlexander V. Chernikov printf(" items: %u, size: %u\n", i->count, i->size); 8124c0c07a5SAlexander V. Chernikov if (i->limit > 0) 8134c0c07a5SAlexander V. Chernikov printf(" limit: %u\n", i->limit); 814f1220db8SAlexander V. Chernikov 815358b9d09SAlexander V. Chernikov /* Print algo-specific info if requested & set */ 816358b9d09SAlexander V. Chernikov if (arg == NULL) 817358b9d09SAlexander V. Chernikov return (0); 818358b9d09SAlexander V. Chernikov 8195f379342SAlexander V. Chernikov if ((i->ta_info.flags & IPFW_TATFLAGS_DATA) == 0) 8205f379342SAlexander V. Chernikov return (0); 8215f379342SAlexander V. Chernikov tainfo = &i->ta_info; 8225f379342SAlexander V. Chernikov 8235f379342SAlexander V. Chernikov afdata = 0; 8245f379342SAlexander V. Chernikov afitem = 0; 8255f379342SAlexander V. Chernikov if (tainfo->flags & IPFW_TATFLAGS_AFDATA) 8265f379342SAlexander V. Chernikov afdata = 1; 8275f379342SAlexander V. Chernikov if (tainfo->flags & IPFW_TATFLAGS_AFITEM) 8285f379342SAlexander V. Chernikov afitem = 1; 8295f379342SAlexander V. Chernikov 8305f379342SAlexander V. Chernikov memset(&d, 0, sizeof(d)); 8315f379342SAlexander V. Chernikov d.taclass = tainfo->taclass4; 8325f379342SAlexander V. Chernikov d.size = tainfo->size4; 8335f379342SAlexander V. Chernikov d.count = tainfo->count4; 8345f379342SAlexander V. Chernikov d.itemsize = tainfo->itemsize4; 8355f379342SAlexander V. Chernikov if (afdata == 0 && afitem != 0) 8365f379342SAlexander V. Chernikov d.itemsize6 = tainfo->itemsize6; 8375f379342SAlexander V. Chernikov else 8385f379342SAlexander V. Chernikov d.itemsize6 = d.itemsize; 8395f379342SAlexander V. Chernikov if ((vtype = match_value(tablealgoclass, d.taclass)) == NULL) 8405f379342SAlexander V. Chernikov vtype = "unknown"; 8415f379342SAlexander V. Chernikov 8425f379342SAlexander V. Chernikov if (afdata == 0) { 8435f379342SAlexander V. Chernikov table_show_tainfo(i, &d, "", vtype); 8445f379342SAlexander V. Chernikov } else { 8455f379342SAlexander V. Chernikov table_show_tainfo(i, &d, "IPv4 ", vtype); 8465f379342SAlexander V. Chernikov memset(&d, 0, sizeof(d)); 8475f379342SAlexander V. Chernikov d.taclass = tainfo->taclass6; 8485f379342SAlexander V. Chernikov if ((vtype = match_value(tablealgoclass, d.taclass)) == NULL) 8495f379342SAlexander V. Chernikov vtype = "unknown"; 8505f379342SAlexander V. Chernikov d.size = tainfo->size6; 8515f379342SAlexander V. Chernikov d.count = tainfo->count6; 8525f379342SAlexander V. Chernikov d.itemsize = tainfo->itemsize6; 8535f379342SAlexander V. Chernikov d.itemsize6 = d.itemsize; 8545f379342SAlexander V. Chernikov table_show_tainfo(i, &d, "IPv6 ", vtype); 8555f379342SAlexander V. Chernikov } 8565f379342SAlexander V. Chernikov 857f1220db8SAlexander V. Chernikov return (0); 858f1220db8SAlexander V. Chernikov } 859f1220db8SAlexander V. Chernikov 860f1220db8SAlexander V. Chernikov 861f1220db8SAlexander V. Chernikov /* 862f1220db8SAlexander V. Chernikov * Function wrappers which can be used either 863f1220db8SAlexander V. Chernikov * as is or as foreach function parameter. 864f1220db8SAlexander V. Chernikov */ 865f1220db8SAlexander V. Chernikov 866f1220db8SAlexander V. Chernikov static int 867f1220db8SAlexander V. Chernikov table_show_one(ipfw_xtable_info *i, void *arg) 868f1220db8SAlexander V. Chernikov { 869268a20a0SAdrian Chadd ipfw_obj_header *oh = NULL; 87081d3153dSAlexander V. Chernikov int error; 87110e3bebfSBryan Drewery int is_all; 87210e3bebfSBryan Drewery 87310e3bebfSBryan Drewery is_all = arg == NULL ? 0 : 1; 874f1220db8SAlexander V. Chernikov 875720ee730SAlexander V. Chernikov if ((error = table_do_get_list(i, &oh)) != 0) { 87681d3153dSAlexander V. Chernikov err(EX_OSERR, "Error requesting table %s list", i->tablename); 87781d3153dSAlexander V. Chernikov return (error); 87881d3153dSAlexander V. Chernikov } 87981d3153dSAlexander V. Chernikov 8802b3d6647SBryan Drewery table_show_list(oh, is_all); 881f1220db8SAlexander V. Chernikov 882f1220db8SAlexander V. Chernikov free(oh); 883f1220db8SAlexander V. Chernikov return (0); 884f1220db8SAlexander V. Chernikov } 885f1220db8SAlexander V. Chernikov 886f1220db8SAlexander V. Chernikov static int 887f1220db8SAlexander V. Chernikov table_flush_one(ipfw_xtable_info *i, void *arg) 888f1220db8SAlexander V. Chernikov { 889ac35ff17SAlexander V. Chernikov ipfw_obj_header *oh; 890f1220db8SAlexander V. Chernikov 891ac35ff17SAlexander V. Chernikov oh = (ipfw_obj_header *)arg; 892ac35ff17SAlexander V. Chernikov 893ac35ff17SAlexander V. Chernikov table_fill_ntlv(&oh->ntlv, i->tablename, i->set, 1); 894ac35ff17SAlexander V. Chernikov 895ac35ff17SAlexander V. Chernikov return (table_flush(oh)); 896f1220db8SAlexander V. Chernikov } 897f1220db8SAlexander V. Chernikov 898ac35ff17SAlexander V. Chernikov static int 899ac35ff17SAlexander V. Chernikov table_do_modify_record(int cmd, ipfw_obj_header *oh, 9003a845e10SAlexander V. Chernikov ipfw_obj_tentry *tent, int count, int atomic) 901ac35ff17SAlexander V. Chernikov { 902db785d31SAlexander V. Chernikov ipfw_obj_ctlv *ctlv; 9033a845e10SAlexander V. Chernikov ipfw_obj_tentry *tent_base; 9043a845e10SAlexander V. Chernikov caddr_t pbuf; 905db785d31SAlexander V. Chernikov char xbuf[sizeof(*oh) + sizeof(ipfw_obj_ctlv) + sizeof(*tent)]; 9063a845e10SAlexander V. Chernikov int error, i; 9073a845e10SAlexander V. Chernikov size_t sz; 908ac35ff17SAlexander V. Chernikov 9093a845e10SAlexander V. Chernikov sz = sizeof(*ctlv) + sizeof(*tent) * count; 9103a845e10SAlexander V. Chernikov if (count == 1) { 911ac35ff17SAlexander V. Chernikov memset(xbuf, 0, sizeof(xbuf)); 9123a845e10SAlexander V. Chernikov pbuf = xbuf; 9133a845e10SAlexander V. Chernikov } else { 9143a845e10SAlexander V. Chernikov if ((pbuf = calloc(1, sizeof(*oh) + sz)) == NULL) 9153a845e10SAlexander V. Chernikov return (ENOMEM); 9163a845e10SAlexander V. Chernikov } 9173a845e10SAlexander V. Chernikov 9183a845e10SAlexander V. Chernikov memcpy(pbuf, oh, sizeof(*oh)); 9193a845e10SAlexander V. Chernikov oh = (ipfw_obj_header *)pbuf; 920fc727ad6SBoris Lytochkin oh->opheader.version = 1; /* Current version */ 921ac35ff17SAlexander V. Chernikov 922db785d31SAlexander V. Chernikov ctlv = (ipfw_obj_ctlv *)(oh + 1); 9233a845e10SAlexander V. Chernikov ctlv->count = count; 9243a845e10SAlexander V. Chernikov ctlv->head.length = sz; 9253a845e10SAlexander V. Chernikov if (atomic != 0) 9263a845e10SAlexander V. Chernikov ctlv->flags |= IPFW_CTF_ATOMIC; 927db785d31SAlexander V. Chernikov 9283a845e10SAlexander V. Chernikov tent_base = tent; 9293a845e10SAlexander V. Chernikov memcpy(ctlv + 1, tent, sizeof(*tent) * count); 930db785d31SAlexander V. Chernikov tent = (ipfw_obj_tentry *)(ctlv + 1); 9313a845e10SAlexander V. Chernikov for (i = 0; i < count; i++, tent++) { 932ac35ff17SAlexander V. Chernikov tent->head.length = sizeof(ipfw_obj_tentry); 9333a845e10SAlexander V. Chernikov tent->idx = oh->idx; 9343a845e10SAlexander V. Chernikov } 935ac35ff17SAlexander V. Chernikov 9363a845e10SAlexander V. Chernikov sz += sizeof(*oh); 9373a845e10SAlexander V. Chernikov error = do_get3(cmd, &oh->opheader, &sz); 938092f8ba3SAndrey V. Elsukov if (error != 0) 939092f8ba3SAndrey V. Elsukov error = errno; 9403a845e10SAlexander V. Chernikov tent = (ipfw_obj_tentry *)(ctlv + 1); 9413a845e10SAlexander V. Chernikov /* Copy result back to provided buffer */ 9423a845e10SAlexander V. Chernikov memcpy(tent_base, ctlv + 1, sizeof(*tent) * count); 9433a845e10SAlexander V. Chernikov 9443a845e10SAlexander V. Chernikov if (pbuf != xbuf) 9453a845e10SAlexander V. Chernikov free(pbuf); 946ac35ff17SAlexander V. Chernikov 947ac35ff17SAlexander V. Chernikov return (error); 948ac35ff17SAlexander V. Chernikov } 949ac35ff17SAlexander V. Chernikov 950ac35ff17SAlexander V. Chernikov static void 9513a845e10SAlexander V. Chernikov table_modify_record(ipfw_obj_header *oh, int ac, char *av[], int add, 9523a845e10SAlexander V. Chernikov int quiet, int update, int atomic) 953ac35ff17SAlexander V. Chernikov { 9543a845e10SAlexander V. Chernikov ipfw_obj_tentry *ptent, tent, *tent_buf; 95581d3153dSAlexander V. Chernikov ipfw_xtable_info xi; 95656707beeSMark Johnston const char *etxt, *px, *texterr; 9570cba2b28SAlexander V. Chernikov uint8_t type; 9580cba2b28SAlexander V. Chernikov uint32_t vmask; 9593a845e10SAlexander V. Chernikov int cmd, count, error, i, ignored; 960ac35ff17SAlexander V. Chernikov 961ac35ff17SAlexander V. Chernikov if (ac == 0) 962ac35ff17SAlexander V. Chernikov errx(EX_USAGE, "address required"); 963ac35ff17SAlexander V. Chernikov 964ac35ff17SAlexander V. Chernikov if (add != 0) { 965ac35ff17SAlexander V. Chernikov cmd = IP_FW_TABLE_XADD; 9664c0c07a5SAlexander V. Chernikov texterr = "Adding record failed"; 967ac35ff17SAlexander V. Chernikov } else { 968ac35ff17SAlexander V. Chernikov cmd = IP_FW_TABLE_XDEL; 9694c0c07a5SAlexander V. Chernikov texterr = "Deleting record failed"; 970ac35ff17SAlexander V. Chernikov } 971ac35ff17SAlexander V. Chernikov 9723a845e10SAlexander V. Chernikov /* 9733a845e10SAlexander V. Chernikov * Calculate number of entries: 9743a845e10SAlexander V. Chernikov * Assume [key val] x N for add 9753a845e10SAlexander V. Chernikov * and 9763a845e10SAlexander V. Chernikov * key x N for delete 9773a845e10SAlexander V. Chernikov */ 9783a845e10SAlexander V. Chernikov count = (add != 0) ? ac / 2 + 1 : ac; 9793a845e10SAlexander V. Chernikov 9803a845e10SAlexander V. Chernikov if (count <= 1) { 9813a845e10SAlexander V. Chernikov /* Adding single entry with/without value */ 9823a845e10SAlexander V. Chernikov memset(&tent, 0, sizeof(tent)); 9833a845e10SAlexander V. Chernikov tent_buf = &tent; 9843a845e10SAlexander V. Chernikov } else { 9853a845e10SAlexander V. Chernikov 9863a845e10SAlexander V. Chernikov if ((tent_buf = calloc(count, sizeof(tent))) == NULL) 9873a845e10SAlexander V. Chernikov errx(EX_OSERR, 9883a845e10SAlexander V. Chernikov "Unable to allocate memory for all entries"); 9893a845e10SAlexander V. Chernikov } 9903a845e10SAlexander V. Chernikov ptent = tent_buf; 9913a845e10SAlexander V. Chernikov 9923a845e10SAlexander V. Chernikov memset(&xi, 0, sizeof(xi)); 9933a845e10SAlexander V. Chernikov count = 0; 9943a845e10SAlexander V. Chernikov while (ac > 0) { 9950cba2b28SAlexander V. Chernikov tentry_fill_key(oh, ptent, *av, add, &type, &vmask, &xi); 9963a845e10SAlexander V. Chernikov 9973a845e10SAlexander V. Chernikov /* 998463a577bSEitan Adler * Compatibility layer: auto-create table if not exists. 9993a845e10SAlexander V. Chernikov */ 10003a845e10SAlexander V. Chernikov if (xi.tablename[0] == '\0') { 10013a845e10SAlexander V. Chernikov xi.type = type; 10020cba2b28SAlexander V. Chernikov xi.vmask = vmask; 10033a845e10SAlexander V. Chernikov strlcpy(xi.tablename, oh->ntlv.name, 10043a845e10SAlexander V. Chernikov sizeof(xi.tablename)); 1005e62cd31fSAndrey V. Elsukov if (quiet == 0) 1006e62cd31fSAndrey V. Elsukov warnx("DEPRECATED: inserting data into " 1007e62cd31fSAndrey V. Elsukov "non-existent table %s. (auto-created)", 10083a845e10SAlexander V. Chernikov xi.tablename); 10093a845e10SAlexander V. Chernikov table_do_create(oh, &xi); 10103a845e10SAlexander V. Chernikov } 10113a845e10SAlexander V. Chernikov 10123a845e10SAlexander V. Chernikov oh->ntlv.type = type; 10133a845e10SAlexander V. Chernikov ac--; av++; 10143a845e10SAlexander V. Chernikov 10153a845e10SAlexander V. Chernikov if (add != 0 && ac > 0) { 10160cba2b28SAlexander V. Chernikov tentry_fill_value(oh, ptent, *av, type, vmask); 10173a845e10SAlexander V. Chernikov ac--; av++; 10183a845e10SAlexander V. Chernikov } 10193a845e10SAlexander V. Chernikov 10203a845e10SAlexander V. Chernikov if (update != 0) 10213a845e10SAlexander V. Chernikov ptent->head.flags |= IPFW_TF_UPDATE; 10223a845e10SAlexander V. Chernikov 10233a845e10SAlexander V. Chernikov count++; 10243a845e10SAlexander V. Chernikov ptent++; 10253a845e10SAlexander V. Chernikov } 10263a845e10SAlexander V. Chernikov 10273a845e10SAlexander V. Chernikov error = table_do_modify_record(cmd, oh, tent_buf, count, atomic); 10283a845e10SAlexander V. Chernikov 10293a845e10SAlexander V. Chernikov /* 10303a845e10SAlexander V. Chernikov * Compatibility stuff: do not yell on duplicate keys or 10313a845e10SAlexander V. Chernikov * failed deletions. 10323a845e10SAlexander V. Chernikov */ 10333a845e10SAlexander V. Chernikov if (error == 0 || (error == EEXIST && add != 0) || 10343a845e10SAlexander V. Chernikov (error == ENOENT && add == 0)) { 10353a845e10SAlexander V. Chernikov if (quiet != 0) { 10363a845e10SAlexander V. Chernikov if (tent_buf != &tent) 10373a845e10SAlexander V. Chernikov free(tent_buf); 10383a845e10SAlexander V. Chernikov return; 10393a845e10SAlexander V. Chernikov } 10403a845e10SAlexander V. Chernikov } 10413a845e10SAlexander V. Chernikov 10423a845e10SAlexander V. Chernikov /* Report results back */ 10433a845e10SAlexander V. Chernikov ptent = tent_buf; 10443a845e10SAlexander V. Chernikov for (i = 0; i < count; ptent++, i++) { 10453a845e10SAlexander V. Chernikov ignored = 0; 10463a845e10SAlexander V. Chernikov switch (ptent->result) { 10473a845e10SAlexander V. Chernikov case IPFW_TR_ADDED: 10483a845e10SAlexander V. Chernikov px = "added"; 10493a845e10SAlexander V. Chernikov break; 10503a845e10SAlexander V. Chernikov case IPFW_TR_DELETED: 10513a845e10SAlexander V. Chernikov px = "deleted"; 10523a845e10SAlexander V. Chernikov break; 10533a845e10SAlexander V. Chernikov case IPFW_TR_UPDATED: 10543a845e10SAlexander V. Chernikov px = "updated"; 10553a845e10SAlexander V. Chernikov break; 10563a845e10SAlexander V. Chernikov case IPFW_TR_LIMIT: 10573a845e10SAlexander V. Chernikov px = "limit"; 10583a845e10SAlexander V. Chernikov ignored = 1; 10593a845e10SAlexander V. Chernikov break; 10603a845e10SAlexander V. Chernikov case IPFW_TR_ERROR: 10613a845e10SAlexander V. Chernikov px = "error"; 10623a845e10SAlexander V. Chernikov ignored = 1; 10633a845e10SAlexander V. Chernikov break; 10643a845e10SAlexander V. Chernikov case IPFW_TR_NOTFOUND: 10653a845e10SAlexander V. Chernikov px = "notfound"; 10663a845e10SAlexander V. Chernikov ignored = 1; 10673a845e10SAlexander V. Chernikov break; 10683a845e10SAlexander V. Chernikov case IPFW_TR_EXISTS: 10693a845e10SAlexander V. Chernikov px = "exists"; 10703a845e10SAlexander V. Chernikov ignored = 1; 10713a845e10SAlexander V. Chernikov break; 10723a845e10SAlexander V. Chernikov case IPFW_TR_IGNORED: 10733a845e10SAlexander V. Chernikov px = "ignored"; 10743a845e10SAlexander V. Chernikov ignored = 1; 10753a845e10SAlexander V. Chernikov break; 10763a845e10SAlexander V. Chernikov default: 10773a845e10SAlexander V. Chernikov px = "unknown"; 10783a845e10SAlexander V. Chernikov ignored = 1; 10793a845e10SAlexander V. Chernikov } 10803a845e10SAlexander V. Chernikov 10813a845e10SAlexander V. Chernikov if (error != 0 && atomic != 0 && ignored == 0) 10823a845e10SAlexander V. Chernikov printf("%s(reverted): ", px); 10833a845e10SAlexander V. Chernikov else 10843a845e10SAlexander V. Chernikov printf("%s: ", px); 10853a845e10SAlexander V. Chernikov 10863a845e10SAlexander V. Chernikov table_show_entry(&xi, ptent); 10873a845e10SAlexander V. Chernikov } 10883a845e10SAlexander V. Chernikov 10893a845e10SAlexander V. Chernikov if (tent_buf != &tent) 10903a845e10SAlexander V. Chernikov free(tent_buf); 10913a845e10SAlexander V. Chernikov 10923a845e10SAlexander V. Chernikov if (error == 0) 10934c0c07a5SAlexander V. Chernikov return; 109468bde59eSAlexander V. Chernikov /* Get real OS error */ 109568bde59eSAlexander V. Chernikov error = errno; 10964c0c07a5SAlexander V. Chernikov 10974c0c07a5SAlexander V. Chernikov /* Try to provide more human-readable error */ 10984c0c07a5SAlexander V. Chernikov switch (error) { 10994c0c07a5SAlexander V. Chernikov case EEXIST: 11004c0c07a5SAlexander V. Chernikov etxt = "record already exists"; 11014c0c07a5SAlexander V. Chernikov break; 11024c0c07a5SAlexander V. Chernikov case EFBIG: 11034c0c07a5SAlexander V. Chernikov etxt = "limit hit"; 11044c0c07a5SAlexander V. Chernikov break; 11054c0c07a5SAlexander V. Chernikov case ESRCH: 11064c0c07a5SAlexander V. Chernikov etxt = "table not found"; 11074c0c07a5SAlexander V. Chernikov break; 11084c0c07a5SAlexander V. Chernikov case ENOENT: 11094c0c07a5SAlexander V. Chernikov etxt = "record not found"; 11104c0c07a5SAlexander V. Chernikov break; 11114f43138aSAlexander V. Chernikov case EACCES: 11124f43138aSAlexander V. Chernikov etxt = "table is locked"; 11134f43138aSAlexander V. Chernikov break; 11144c0c07a5SAlexander V. Chernikov default: 11154c0c07a5SAlexander V. Chernikov etxt = strerror(error); 11164c0c07a5SAlexander V. Chernikov } 11174c0c07a5SAlexander V. Chernikov 11184c0c07a5SAlexander V. Chernikov errx(EX_OSERR, "%s: %s", texterr, etxt); 1119ac35ff17SAlexander V. Chernikov } 1120ac35ff17SAlexander V. Chernikov 112181d3153dSAlexander V. Chernikov static int 112281d3153dSAlexander V. Chernikov table_do_lookup(ipfw_obj_header *oh, char *key, ipfw_xtable_info *xi, 112381d3153dSAlexander V. Chernikov ipfw_obj_tentry *xtent) 112481d3153dSAlexander V. Chernikov { 112581d3153dSAlexander V. Chernikov char xbuf[sizeof(ipfw_obj_header) + sizeof(ipfw_obj_tentry)]; 112681d3153dSAlexander V. Chernikov ipfw_obj_tentry *tent; 11270cba2b28SAlexander V. Chernikov uint8_t type; 11280cba2b28SAlexander V. Chernikov uint32_t vmask; 112981d3153dSAlexander V. Chernikov size_t sz; 113081d3153dSAlexander V. Chernikov 113181d3153dSAlexander V. Chernikov memcpy(xbuf, oh, sizeof(*oh)); 113281d3153dSAlexander V. Chernikov oh = (ipfw_obj_header *)xbuf; 113381d3153dSAlexander V. Chernikov tent = (ipfw_obj_tentry *)(oh + 1); 113481d3153dSAlexander V. Chernikov 113581d3153dSAlexander V. Chernikov memset(tent, 0, sizeof(*tent)); 113681d3153dSAlexander V. Chernikov tent->head.length = sizeof(*tent); 113781d3153dSAlexander V. Chernikov tent->idx = 1; 113881d3153dSAlexander V. Chernikov 11390cba2b28SAlexander V. Chernikov tentry_fill_key(oh, tent, key, 0, &type, &vmask, xi); 114081d3153dSAlexander V. Chernikov oh->ntlv.type = type; 114181d3153dSAlexander V. Chernikov 114281d3153dSAlexander V. Chernikov sz = sizeof(xbuf); 1143b6462881SAlexander V. Chernikov if (do_get3(IP_FW_TABLE_XFIND, &oh->opheader, &sz) != 0) 1144b6462881SAlexander V. Chernikov return (errno); 114581d3153dSAlexander V. Chernikov 114681d3153dSAlexander V. Chernikov if (sz < sizeof(xbuf)) 114781d3153dSAlexander V. Chernikov return (EINVAL); 114881d3153dSAlexander V. Chernikov 114981d3153dSAlexander V. Chernikov *xtent = *tent; 115081d3153dSAlexander V. Chernikov 115181d3153dSAlexander V. Chernikov return (0); 115281d3153dSAlexander V. Chernikov } 115381d3153dSAlexander V. Chernikov 115481d3153dSAlexander V. Chernikov static void 115581d3153dSAlexander V. Chernikov table_lookup(ipfw_obj_header *oh, int ac, char *av[]) 115681d3153dSAlexander V. Chernikov { 115781d3153dSAlexander V. Chernikov ipfw_obj_tentry xtent; 115881d3153dSAlexander V. Chernikov ipfw_xtable_info xi; 1159914bffb6SAlexander V. Chernikov char key[64]; 116081d3153dSAlexander V. Chernikov int error; 116181d3153dSAlexander V. Chernikov 116281d3153dSAlexander V. Chernikov if (ac == 0) 116381d3153dSAlexander V. Chernikov errx(EX_USAGE, "address required"); 116481d3153dSAlexander V. Chernikov 1165914bffb6SAlexander V. Chernikov strlcpy(key, *av, sizeof(key)); 1166914bffb6SAlexander V. Chernikov 11673a845e10SAlexander V. Chernikov memset(&xi, 0, sizeof(xi)); 1168914bffb6SAlexander V. Chernikov error = table_do_lookup(oh, key, &xi, &xtent); 116981d3153dSAlexander V. Chernikov 117081d3153dSAlexander V. Chernikov switch (error) { 117181d3153dSAlexander V. Chernikov case 0: 117281d3153dSAlexander V. Chernikov break; 117381d3153dSAlexander V. Chernikov case ESRCH: 117481d3153dSAlexander V. Chernikov errx(EX_UNAVAILABLE, "Table %s not found", oh->ntlv.name); 117581d3153dSAlexander V. Chernikov case ENOENT: 117681d3153dSAlexander V. Chernikov errx(EX_UNAVAILABLE, "Entry %s not found", *av); 117781d3153dSAlexander V. Chernikov case ENOTSUP: 117881d3153dSAlexander V. Chernikov errx(EX_UNAVAILABLE, "Table %s algo does not support " 117981d3153dSAlexander V. Chernikov "\"lookup\" method", oh->ntlv.name); 118081d3153dSAlexander V. Chernikov default: 118181d3153dSAlexander V. Chernikov err(EX_OSERR, "getsockopt(IP_FW_TABLE_XFIND)"); 118281d3153dSAlexander V. Chernikov } 118381d3153dSAlexander V. Chernikov 118481d3153dSAlexander V. Chernikov table_show_entry(&xi, &xtent); 118581d3153dSAlexander V. Chernikov } 1186ac35ff17SAlexander V. Chernikov 1187ac35ff17SAlexander V. Chernikov static void 1188914bffb6SAlexander V. Chernikov tentry_fill_key_type(char *arg, ipfw_obj_tentry *tentry, uint8_t type, 1189914bffb6SAlexander V. Chernikov uint8_t tflags) 1190ac35ff17SAlexander V. Chernikov { 1191914bffb6SAlexander V. Chernikov char *p, *pp; 1192ac35ff17SAlexander V. Chernikov int mask, af; 1193914bffb6SAlexander V. Chernikov struct in6_addr *paddr, tmp; 119481cac390SArseny Smalyuk struct ether_addr *mac; 1195914bffb6SAlexander V. Chernikov struct tflow_entry *tfe; 1196ac35ff17SAlexander V. Chernikov uint32_t key, *pkey; 1197914bffb6SAlexander V. Chernikov uint16_t port; 1198914bffb6SAlexander V. Chernikov struct protoent *pent; 1199914bffb6SAlexander V. Chernikov struct servent *sent; 1200ac35ff17SAlexander V. Chernikov int masklen; 1201ac35ff17SAlexander V. Chernikov 1202268a20a0SAdrian Chadd mask = masklen = 0; 1203ac35ff17SAlexander V. Chernikov af = 0; 1204ac35ff17SAlexander V. Chernikov paddr = (struct in6_addr *)&tentry->k; 1205ac35ff17SAlexander V. Chernikov 1206ac35ff17SAlexander V. Chernikov switch (type) { 1207c21034b7SAlexander V. Chernikov case IPFW_TABLE_ADDR: 1208ac35ff17SAlexander V. Chernikov /* Remove / if exists */ 1209ac35ff17SAlexander V. Chernikov if ((p = strchr(arg, '/')) != NULL) { 1210ac35ff17SAlexander V. Chernikov *p = '\0'; 1211ac35ff17SAlexander V. Chernikov mask = atoi(p + 1); 1212ac35ff17SAlexander V. Chernikov } 1213ac35ff17SAlexander V. Chernikov 1214ac35ff17SAlexander V. Chernikov if (inet_pton(AF_INET, arg, paddr) == 1) { 1215ac35ff17SAlexander V. Chernikov if (p != NULL && mask > 32) 1216ac35ff17SAlexander V. Chernikov errx(EX_DATAERR, "bad IPv4 mask width: %s", 1217ac35ff17SAlexander V. Chernikov p + 1); 1218ac35ff17SAlexander V. Chernikov 1219ac35ff17SAlexander V. Chernikov masklen = p ? mask : 32; 1220ac35ff17SAlexander V. Chernikov af = AF_INET; 1221ac35ff17SAlexander V. Chernikov } else if (inet_pton(AF_INET6, arg, paddr) == 1) { 1222ac35ff17SAlexander V. Chernikov if (IN6_IS_ADDR_V4COMPAT(paddr)) 1223ac35ff17SAlexander V. Chernikov errx(EX_DATAERR, 1224ac35ff17SAlexander V. Chernikov "Use IPv4 instead of v4-compatible"); 1225ac35ff17SAlexander V. Chernikov if (p != NULL && mask > 128) 1226ac35ff17SAlexander V. Chernikov errx(EX_DATAERR, "bad IPv6 mask width: %s", 1227ac35ff17SAlexander V. Chernikov p + 1); 1228ac35ff17SAlexander V. Chernikov 1229ac35ff17SAlexander V. Chernikov masklen = p ? mask : 128; 1230ac35ff17SAlexander V. Chernikov af = AF_INET6; 1231ac35ff17SAlexander V. Chernikov } else { 1232ac35ff17SAlexander V. Chernikov /* Assume FQDN */ 1233ac35ff17SAlexander V. Chernikov if (lookup_host(arg, (struct in_addr *)paddr) != 0) 1234ac35ff17SAlexander V. Chernikov errx(EX_NOHOST, "hostname ``%s'' unknown", arg); 1235ac35ff17SAlexander V. Chernikov 1236ac35ff17SAlexander V. Chernikov masklen = 32; 1237c21034b7SAlexander V. Chernikov type = IPFW_TABLE_ADDR; 1238ac35ff17SAlexander V. Chernikov af = AF_INET; 1239ac35ff17SAlexander V. Chernikov } 1240ac35ff17SAlexander V. Chernikov break; 124181cac390SArseny Smalyuk case IPFW_TABLE_MAC: 124281cac390SArseny Smalyuk /* Remove / if exists */ 124381cac390SArseny Smalyuk if ((p = strchr(arg, '/')) != NULL) { 124481cac390SArseny Smalyuk *p = '\0'; 124581cac390SArseny Smalyuk mask = atoi(p + 1); 124681cac390SArseny Smalyuk } 124781cac390SArseny Smalyuk 124881cac390SArseny Smalyuk if (p != NULL && mask > 8 * ETHER_ADDR_LEN) 124981cac390SArseny Smalyuk errx(EX_DATAERR, "bad MAC mask width: %s", 125081cac390SArseny Smalyuk p + 1); 125181cac390SArseny Smalyuk 125281cac390SArseny Smalyuk if ((mac = ether_aton(arg)) == NULL) 125381cac390SArseny Smalyuk errx(EX_DATAERR, "Incorrect MAC address"); 125481cac390SArseny Smalyuk 125581cac390SArseny Smalyuk memcpy(tentry->k.mac, mac->octet, ETHER_ADDR_LEN); 125681cac390SArseny Smalyuk masklen = p ? mask : 8 * ETHER_ADDR_LEN; 125781cac390SArseny Smalyuk af = AF_LINK; 125881cac390SArseny Smalyuk break; 1259ac35ff17SAlexander V. Chernikov case IPFW_TABLE_INTERFACE: 1260ac35ff17SAlexander V. Chernikov /* Assume interface name. Copy significant data only */ 1261ac35ff17SAlexander V. Chernikov mask = MIN(strlen(arg), IF_NAMESIZE - 1); 1262ac35ff17SAlexander V. Chernikov memcpy(paddr, arg, mask); 1263ac35ff17SAlexander V. Chernikov /* Set mask to exact match */ 1264ac35ff17SAlexander V. Chernikov masklen = 8 * IF_NAMESIZE; 1265ac35ff17SAlexander V. Chernikov break; 1266b23d5de9SAlexander V. Chernikov case IPFW_TABLE_NUMBER: 1267ac35ff17SAlexander V. Chernikov /* Port or any other key */ 1268ac35ff17SAlexander V. Chernikov key = strtol(arg, &p, 10); 1269ac35ff17SAlexander V. Chernikov if (*p != '\0') 1270ac35ff17SAlexander V. Chernikov errx(EX_DATAERR, "Invalid number: %s", arg); 1271ac35ff17SAlexander V. Chernikov 1272ac35ff17SAlexander V. Chernikov pkey = (uint32_t *)paddr; 1273ac35ff17SAlexander V. Chernikov *pkey = key; 1274ac35ff17SAlexander V. Chernikov masklen = 32; 1275ac35ff17SAlexander V. Chernikov break; 1276914bffb6SAlexander V. Chernikov case IPFW_TABLE_FLOW: 1277914bffb6SAlexander V. Chernikov /* Assume [src-ip][,proto][,src-port][,dst-ip][,dst-port] */ 1278914bffb6SAlexander V. Chernikov tfe = &tentry->k.flow; 1279914bffb6SAlexander V. Chernikov af = 0; 1280914bffb6SAlexander V. Chernikov 1281914bffb6SAlexander V. Chernikov /* Handle <ipv4|ipv6> */ 1282914bffb6SAlexander V. Chernikov if ((tflags & IPFW_TFFLAG_SRCIP) != 0) { 1283914bffb6SAlexander V. Chernikov if ((p = strchr(arg, ',')) != NULL) 1284914bffb6SAlexander V. Chernikov *p++ = '\0'; 1285914bffb6SAlexander V. Chernikov /* Determine family using temporary storage */ 1286914bffb6SAlexander V. Chernikov if (inet_pton(AF_INET, arg, &tmp) == 1) { 1287914bffb6SAlexander V. Chernikov if (af != 0 && af != AF_INET) 1288914bffb6SAlexander V. Chernikov errx(EX_DATAERR, 1289914bffb6SAlexander V. Chernikov "Inconsistent address family\n"); 1290914bffb6SAlexander V. Chernikov af = AF_INET; 1291914bffb6SAlexander V. Chernikov memcpy(&tfe->a.a4.sip, &tmp, 4); 1292914bffb6SAlexander V. Chernikov } else if (inet_pton(AF_INET6, arg, &tmp) == 1) { 1293914bffb6SAlexander V. Chernikov if (af != 0 && af != AF_INET6) 1294914bffb6SAlexander V. Chernikov errx(EX_DATAERR, 1295914bffb6SAlexander V. Chernikov "Inconsistent address family\n"); 1296914bffb6SAlexander V. Chernikov af = AF_INET6; 1297914bffb6SAlexander V. Chernikov memcpy(&tfe->a.a6.sip6, &tmp, 16); 1298914bffb6SAlexander V. Chernikov } 1299914bffb6SAlexander V. Chernikov 1300914bffb6SAlexander V. Chernikov arg = p; 1301914bffb6SAlexander V. Chernikov } 1302914bffb6SAlexander V. Chernikov 1303914bffb6SAlexander V. Chernikov /* Handle <proto-num|proto-name> */ 1304914bffb6SAlexander V. Chernikov if ((tflags & IPFW_TFFLAG_PROTO) != 0) { 130535df97d0SAlexander V. Chernikov if (arg == NULL) 130635df97d0SAlexander V. Chernikov errx(EX_DATAERR, "invalid key: proto missing"); 1307914bffb6SAlexander V. Chernikov if ((p = strchr(arg, ',')) != NULL) 1308914bffb6SAlexander V. Chernikov *p++ = '\0'; 1309914bffb6SAlexander V. Chernikov 1310914bffb6SAlexander V. Chernikov key = strtol(arg, &pp, 10); 1311914bffb6SAlexander V. Chernikov if (*pp != '\0') { 1312914bffb6SAlexander V. Chernikov if ((pent = getprotobyname(arg)) == NULL) 1313914bffb6SAlexander V. Chernikov errx(EX_DATAERR, "Unknown proto: %s", 1314914bffb6SAlexander V. Chernikov arg); 1315914bffb6SAlexander V. Chernikov else 1316914bffb6SAlexander V. Chernikov key = pent->p_proto; 1317914bffb6SAlexander V. Chernikov } 1318914bffb6SAlexander V. Chernikov 1319914bffb6SAlexander V. Chernikov if (key > 255) 1320914bffb6SAlexander V. Chernikov errx(EX_DATAERR, "Bad protocol number: %u",key); 1321914bffb6SAlexander V. Chernikov 1322914bffb6SAlexander V. Chernikov tfe->proto = key; 1323914bffb6SAlexander V. Chernikov 1324914bffb6SAlexander V. Chernikov arg = p; 1325914bffb6SAlexander V. Chernikov } 1326914bffb6SAlexander V. Chernikov 1327914bffb6SAlexander V. Chernikov /* Handle <port-num|service-name> */ 1328914bffb6SAlexander V. Chernikov if ((tflags & IPFW_TFFLAG_SRCPORT) != 0) { 132935df97d0SAlexander V. Chernikov if (arg == NULL) 133035df97d0SAlexander V. Chernikov errx(EX_DATAERR, "invalid key: src port missing"); 1331914bffb6SAlexander V. Chernikov if ((p = strchr(arg, ',')) != NULL) 1332914bffb6SAlexander V. Chernikov *p++ = '\0'; 1333914bffb6SAlexander V. Chernikov 133452772a85SAndrey V. Elsukov port = htons(strtol(arg, &pp, 10)); 133552772a85SAndrey V. Elsukov if (*pp != '\0') { 1336914bffb6SAlexander V. Chernikov if ((sent = getservbyname(arg, NULL)) == NULL) 1337914bffb6SAlexander V. Chernikov errx(EX_DATAERR, "Unknown service: %s", 1338914bffb6SAlexander V. Chernikov arg); 133952772a85SAndrey V. Elsukov port = sent->s_port; 1340914bffb6SAlexander V. Chernikov } 1341914bffb6SAlexander V. Chernikov tfe->sport = port; 1342914bffb6SAlexander V. Chernikov arg = p; 1343914bffb6SAlexander V. Chernikov } 1344914bffb6SAlexander V. Chernikov 1345914bffb6SAlexander V. Chernikov /* Handle <ipv4|ipv6>*/ 1346914bffb6SAlexander V. Chernikov if ((tflags & IPFW_TFFLAG_DSTIP) != 0) { 134735df97d0SAlexander V. Chernikov if (arg == NULL) 134835df97d0SAlexander V. Chernikov errx(EX_DATAERR, "invalid key: dst ip missing"); 1349914bffb6SAlexander V. Chernikov if ((p = strchr(arg, ',')) != NULL) 1350914bffb6SAlexander V. Chernikov *p++ = '\0'; 1351914bffb6SAlexander V. Chernikov /* Determine family using temporary storage */ 1352914bffb6SAlexander V. Chernikov if (inet_pton(AF_INET, arg, &tmp) == 1) { 1353914bffb6SAlexander V. Chernikov if (af != 0 && af != AF_INET) 1354914bffb6SAlexander V. Chernikov errx(EX_DATAERR, 1355914bffb6SAlexander V. Chernikov "Inconsistent address family"); 1356914bffb6SAlexander V. Chernikov af = AF_INET; 1357914bffb6SAlexander V. Chernikov memcpy(&tfe->a.a4.dip, &tmp, 4); 1358914bffb6SAlexander V. Chernikov } else if (inet_pton(AF_INET6, arg, &tmp) == 1) { 1359914bffb6SAlexander V. Chernikov if (af != 0 && af != AF_INET6) 1360914bffb6SAlexander V. Chernikov errx(EX_DATAERR, 1361914bffb6SAlexander V. Chernikov "Inconsistent address family"); 1362914bffb6SAlexander V. Chernikov af = AF_INET6; 1363914bffb6SAlexander V. Chernikov memcpy(&tfe->a.a6.dip6, &tmp, 16); 1364914bffb6SAlexander V. Chernikov } 1365914bffb6SAlexander V. Chernikov 1366914bffb6SAlexander V. Chernikov arg = p; 1367914bffb6SAlexander V. Chernikov } 1368914bffb6SAlexander V. Chernikov 1369914bffb6SAlexander V. Chernikov /* Handle <port-num|service-name> */ 1370914bffb6SAlexander V. Chernikov if ((tflags & IPFW_TFFLAG_DSTPORT) != 0) { 137135df97d0SAlexander V. Chernikov if (arg == NULL) 137235df97d0SAlexander V. Chernikov errx(EX_DATAERR, "invalid key: dst port missing"); 1373914bffb6SAlexander V. Chernikov if ((p = strchr(arg, ',')) != NULL) 1374914bffb6SAlexander V. Chernikov *p++ = '\0'; 1375914bffb6SAlexander V. Chernikov 137652772a85SAndrey V. Elsukov port = htons(strtol(arg, &pp, 10)); 137752772a85SAndrey V. Elsukov if (*pp != '\0') { 1378914bffb6SAlexander V. Chernikov if ((sent = getservbyname(arg, NULL)) == NULL) 1379914bffb6SAlexander V. Chernikov errx(EX_DATAERR, "Unknown service: %s", 1380914bffb6SAlexander V. Chernikov arg); 138152772a85SAndrey V. Elsukov port = sent->s_port; 1382914bffb6SAlexander V. Chernikov } 1383914bffb6SAlexander V. Chernikov tfe->dport = port; 1384914bffb6SAlexander V. Chernikov arg = p; 1385914bffb6SAlexander V. Chernikov } 1386914bffb6SAlexander V. Chernikov 1387914bffb6SAlexander V. Chernikov tfe->af = af; 1388914bffb6SAlexander V. Chernikov 1389914bffb6SAlexander V. Chernikov break; 1390914bffb6SAlexander V. Chernikov 1391ac35ff17SAlexander V. Chernikov default: 1392ac35ff17SAlexander V. Chernikov errx(EX_DATAERR, "Unsupported table type: %d", type); 1393ac35ff17SAlexander V. Chernikov } 1394ac35ff17SAlexander V. Chernikov 1395ac35ff17SAlexander V. Chernikov tentry->subtype = af; 1396ac35ff17SAlexander V. Chernikov tentry->masklen = masklen; 1397ac35ff17SAlexander V. Chernikov } 1398ac35ff17SAlexander V. Chernikov 13998755aff6SAlexander V. Chernikov /* 14008755aff6SAlexander V. Chernikov * Tries to guess table key type. 14018755aff6SAlexander V. Chernikov * This procedure is used in legacy table auto-create 14028755aff6SAlexander V. Chernikov * code AND in `ipfw -n` ruleset checking. 14038755aff6SAlexander V. Chernikov * 14048755aff6SAlexander V. Chernikov * Imported from old table_fill_xentry() parse code. 14058755aff6SAlexander V. Chernikov */ 14068755aff6SAlexander V. Chernikov static int 14078755aff6SAlexander V. Chernikov guess_key_type(char *key, uint8_t *ptype) 14088755aff6SAlexander V. Chernikov { 14098755aff6SAlexander V. Chernikov char *p; 14108755aff6SAlexander V. Chernikov struct in6_addr addr; 14118755aff6SAlexander V. Chernikov uint32_t kv; 14128755aff6SAlexander V. Chernikov 14138755aff6SAlexander V. Chernikov if (ishexnumber(*key) != 0 || *key == ':') { 14148755aff6SAlexander V. Chernikov /* Remove / if exists */ 14158755aff6SAlexander V. Chernikov if ((p = strchr(key, '/')) != NULL) 14168755aff6SAlexander V. Chernikov *p = '\0'; 14178755aff6SAlexander V. Chernikov 14188755aff6SAlexander V. Chernikov if ((inet_pton(AF_INET, key, &addr) == 1) || 14198755aff6SAlexander V. Chernikov (inet_pton(AF_INET6, key, &addr) == 1)) { 14208755aff6SAlexander V. Chernikov *ptype = IPFW_TABLE_CIDR; 14218755aff6SAlexander V. Chernikov if (p != NULL) 14228755aff6SAlexander V. Chernikov *p = '/'; 14238755aff6SAlexander V. Chernikov return (0); 14248755aff6SAlexander V. Chernikov } else { 14258755aff6SAlexander V. Chernikov /* Port or any other key */ 14268755aff6SAlexander V. Chernikov /* Skip non-base 10 entries like 'fa1' */ 14278755aff6SAlexander V. Chernikov kv = strtol(key, &p, 10); 14288755aff6SAlexander V. Chernikov if (*p == '\0') { 14298755aff6SAlexander V. Chernikov *ptype = IPFW_TABLE_NUMBER; 14308755aff6SAlexander V. Chernikov return (0); 14318755aff6SAlexander V. Chernikov } else if ((p != key) && (*p == '.')) { 14328755aff6SAlexander V. Chernikov /* 14338755aff6SAlexander V. Chernikov * Warn on IPv4 address strings 14348755aff6SAlexander V. Chernikov * which are "valid" for inet_aton() but not 14358755aff6SAlexander V. Chernikov * in inet_pton(). 14368755aff6SAlexander V. Chernikov * 14378755aff6SAlexander V. Chernikov * Typical examples: '10.5' or '10.0.0.05' 14388755aff6SAlexander V. Chernikov */ 14398755aff6SAlexander V. Chernikov return (1); 14408755aff6SAlexander V. Chernikov } 14418755aff6SAlexander V. Chernikov } 14428755aff6SAlexander V. Chernikov } 14438755aff6SAlexander V. Chernikov 14448755aff6SAlexander V. Chernikov if (strchr(key, '.') == NULL) { 14458755aff6SAlexander V. Chernikov *ptype = IPFW_TABLE_INTERFACE; 14468755aff6SAlexander V. Chernikov return (0); 14478755aff6SAlexander V. Chernikov } 14488755aff6SAlexander V. Chernikov 14498755aff6SAlexander V. Chernikov if (lookup_host(key, (struct in_addr *)&addr) != 0) 14508755aff6SAlexander V. Chernikov return (1); 14518755aff6SAlexander V. Chernikov 14528755aff6SAlexander V. Chernikov *ptype = IPFW_TABLE_CIDR; 14538755aff6SAlexander V. Chernikov return (0); 14548755aff6SAlexander V. Chernikov } 14558755aff6SAlexander V. Chernikov 1456ac35ff17SAlexander V. Chernikov static void 1457ac35ff17SAlexander V. Chernikov tentry_fill_key(ipfw_obj_header *oh, ipfw_obj_tentry *tent, char *key, 14580cba2b28SAlexander V. Chernikov int add, uint8_t *ptype, uint32_t *pvmask, ipfw_xtable_info *xi) 1459ac35ff17SAlexander V. Chernikov { 14600cba2b28SAlexander V. Chernikov uint8_t type, tflags; 14610cba2b28SAlexander V. Chernikov uint32_t vmask; 1462ac35ff17SAlexander V. Chernikov int error; 1463ac35ff17SAlexander V. Chernikov 1464ac35ff17SAlexander V. Chernikov type = 0; 1465914bffb6SAlexander V. Chernikov tflags = 0; 14660cba2b28SAlexander V. Chernikov vmask = 0; 1467ac35ff17SAlexander V. Chernikov 14683a845e10SAlexander V. Chernikov if (xi->tablename[0] == '\0') 146981d3153dSAlexander V. Chernikov error = table_get_info(oh, xi); 14703a845e10SAlexander V. Chernikov else 14713a845e10SAlexander V. Chernikov error = 0; 147281d3153dSAlexander V. Chernikov 147381d3153dSAlexander V. Chernikov if (error == 0) { 147456707beeSMark Johnston if (g_co.test_only == 0) { 14758755aff6SAlexander V. Chernikov /* Table found */ 147681d3153dSAlexander V. Chernikov type = xi->type; 1477914bffb6SAlexander V. Chernikov tflags = xi->tflags; 14780cba2b28SAlexander V. Chernikov vmask = xi->vmask; 147981d3153dSAlexander V. Chernikov } else { 14808755aff6SAlexander V. Chernikov /* 1481463a577bSEitan Adler * We're running `ipfw -n` 1482463a577bSEitan Adler * Compatibility layer: try to guess key type 14838755aff6SAlexander V. Chernikov * before failing. 14848755aff6SAlexander V. Chernikov */ 14858755aff6SAlexander V. Chernikov if (guess_key_type(key, &type) != 0) { 14868755aff6SAlexander V. Chernikov /* Inknown key */ 14878755aff6SAlexander V. Chernikov errx(EX_USAGE, "Cannot guess " 14888755aff6SAlexander V. Chernikov "key '%s' type", key); 14898755aff6SAlexander V. Chernikov } 14908755aff6SAlexander V. Chernikov vmask = IPFW_VTYPE_LEGACY; 14918755aff6SAlexander V. Chernikov } 14928755aff6SAlexander V. Chernikov } else { 149381d3153dSAlexander V. Chernikov if (error != ESRCH) 149481d3153dSAlexander V. Chernikov errx(EX_OSERR, "Error requesting table %s info", 149581d3153dSAlexander V. Chernikov oh->ntlv.name); 149635df97d0SAlexander V. Chernikov if (add == 0) 149735df97d0SAlexander V. Chernikov errx(EX_DATAERR, "Table %s does not exist", 149835df97d0SAlexander V. Chernikov oh->ntlv.name); 1499ac35ff17SAlexander V. Chernikov /* 15008755aff6SAlexander V. Chernikov * Table does not exist 1501463a577bSEitan Adler * Compatibility layer: try to guess key type before failing. 1502ac35ff17SAlexander V. Chernikov */ 15038755aff6SAlexander V. Chernikov if (guess_key_type(key, &type) != 0) { 150481d3153dSAlexander V. Chernikov /* Inknown key */ 150581d3153dSAlexander V. Chernikov errx(EX_USAGE, "Table %s does not exist, cannot guess " 1506db785d31SAlexander V. Chernikov "key '%s' type", oh->ntlv.name, key); 150781d3153dSAlexander V. Chernikov } 15088755aff6SAlexander V. Chernikov 15098755aff6SAlexander V. Chernikov vmask = IPFW_VTYPE_LEGACY; 1510ac35ff17SAlexander V. Chernikov } 1511ac35ff17SAlexander V. Chernikov 1512914bffb6SAlexander V. Chernikov tentry_fill_key_type(key, tent, type, tflags); 1513ac35ff17SAlexander V. Chernikov 1514ac35ff17SAlexander V. Chernikov *ptype = type; 15150cba2b28SAlexander V. Chernikov *pvmask = vmask; 15160cba2b28SAlexander V. Chernikov } 15170cba2b28SAlexander V. Chernikov 15180cba2b28SAlexander V. Chernikov static void 15190cba2b28SAlexander V. Chernikov set_legacy_value(uint32_t val, ipfw_table_value *v) 15200cba2b28SAlexander V. Chernikov { 15210cba2b28SAlexander V. Chernikov v->tag = val; 15220cba2b28SAlexander V. Chernikov v->pipe = val; 15230cba2b28SAlexander V. Chernikov v->divert = val; 15240cba2b28SAlexander V. Chernikov v->skipto = val; 15250cba2b28SAlexander V. Chernikov v->netgraph = val; 15260cba2b28SAlexander V. Chernikov v->fib = val; 15270cba2b28SAlexander V. Chernikov v->nat = val; 15280cba2b28SAlexander V. Chernikov v->nh4 = val; 15290cba2b28SAlexander V. Chernikov v->dscp = (uint8_t)val; 15300cba2b28SAlexander V. Chernikov v->limit = val; 1531ac35ff17SAlexander V. Chernikov } 1532ac35ff17SAlexander V. Chernikov 1533ac35ff17SAlexander V. Chernikov static void 153456707beeSMark Johnston tentry_fill_value(ipfw_obj_header *oh __unused, ipfw_obj_tentry *tent, 153556707beeSMark Johnston char *arg, uint8_t type __unused, uint32_t vmask) 1536ac35ff17SAlexander V. Chernikov { 15372530ed9eSAndrey V. Elsukov struct addrinfo hints, *res; 153856707beeSMark Johnston struct in_addr ipaddr; 153956707beeSMark Johnston const char *etype; 154056707beeSMark Johnston char *comma, *e, *n, *p; 1541b7684f4bSMarcelo Araujo uint32_t a4, flag, val; 15420cba2b28SAlexander V. Chernikov ipfw_table_value *v; 15430cba2b28SAlexander V. Chernikov uint32_t i; 1544d91c61c3SAlexander V. Chernikov int dval; 1545ac35ff17SAlexander V. Chernikov 15460cba2b28SAlexander V. Chernikov v = &tent->v.value; 15470cba2b28SAlexander V. Chernikov 15480cba2b28SAlexander V. Chernikov /* Compat layer: keep old behavior for legacy value types */ 15490cba2b28SAlexander V. Chernikov if (vmask == IPFW_VTYPE_LEGACY) { 1550adf3b2b9SAlexander V. Chernikov /* Try to interpret as number first */ 15510cba2b28SAlexander V. Chernikov val = strtoul(arg, &p, 0); 15520cba2b28SAlexander V. Chernikov if (*p == '\0') { 15530cba2b28SAlexander V. Chernikov set_legacy_value(val, v); 1554adf3b2b9SAlexander V. Chernikov return; 15550cba2b28SAlexander V. Chernikov } 1556adf3b2b9SAlexander V. Chernikov if (inet_pton(AF_INET, arg, &val) == 1) { 15570cba2b28SAlexander V. Chernikov set_legacy_value(ntohl(val), v); 1558adf3b2b9SAlexander V. Chernikov return; 1559adf3b2b9SAlexander V. Chernikov } 1560adf3b2b9SAlexander V. Chernikov /* Try hostname */ 15614e0a8b61SConrad Meyer if (lookup_host(arg, &ipaddr) == 0) { 15624e0a8b61SConrad Meyer set_legacy_value(ntohl(ipaddr.s_addr), v); 1563adf3b2b9SAlexander V. Chernikov return; 15640cba2b28SAlexander V. Chernikov } 1565adf3b2b9SAlexander V. Chernikov errx(EX_OSERR, "Unable to parse value %s", arg); 15660cba2b28SAlexander V. Chernikov } 15670cba2b28SAlexander V. Chernikov 15680cba2b28SAlexander V. Chernikov /* 15690cba2b28SAlexander V. Chernikov * Shorthands: handle single value if vmask consists 15700cba2b28SAlexander V. Chernikov * of numbers only. e.g.: 15710cba2b28SAlexander V. Chernikov * vmask = "fib,skipto" -> treat input "1" as "1,1" 15720cba2b28SAlexander V. Chernikov */ 15730cba2b28SAlexander V. Chernikov 15740cba2b28SAlexander V. Chernikov n = arg; 15750cba2b28SAlexander V. Chernikov etype = NULL; 157656707beeSMark Johnston for (i = 1; i < (1u << 31); i *= 2) { 15770cba2b28SAlexander V. Chernikov if ((flag = (vmask & i)) == 0) 15780cba2b28SAlexander V. Chernikov continue; 15790cba2b28SAlexander V. Chernikov vmask &= ~flag; 15800cba2b28SAlexander V. Chernikov 15810cba2b28SAlexander V. Chernikov if ((comma = strchr(n, ',')) != NULL) 15820cba2b28SAlexander V. Chernikov *comma = '\0'; 15830cba2b28SAlexander V. Chernikov 15840cba2b28SAlexander V. Chernikov switch (flag) { 15850cba2b28SAlexander V. Chernikov case IPFW_VTYPE_TAG: 15860cba2b28SAlexander V. Chernikov v->tag = strtol(n, &e, 10); 15870cba2b28SAlexander V. Chernikov if (*e != '\0') 15880cba2b28SAlexander V. Chernikov etype = "tag"; 1589ac35ff17SAlexander V. Chernikov break; 15900cba2b28SAlexander V. Chernikov case IPFW_VTYPE_PIPE: 15910cba2b28SAlexander V. Chernikov v->pipe = strtol(n, &e, 10); 15920cba2b28SAlexander V. Chernikov if (*e != '\0') 15930cba2b28SAlexander V. Chernikov etype = "pipe"; 1594ac35ff17SAlexander V. Chernikov break; 15950cba2b28SAlexander V. Chernikov case IPFW_VTYPE_DIVERT: 15960cba2b28SAlexander V. Chernikov v->divert = strtol(n, &e, 10); 15970cba2b28SAlexander V. Chernikov if (*e != '\0') 15980cba2b28SAlexander V. Chernikov etype = "divert"; 15990cba2b28SAlexander V. Chernikov break; 16000cba2b28SAlexander V. Chernikov case IPFW_VTYPE_SKIPTO: 16010cba2b28SAlexander V. Chernikov v->skipto = strtol(n, &e, 10); 16020cba2b28SAlexander V. Chernikov if (*e != '\0') 16030cba2b28SAlexander V. Chernikov etype = "skipto"; 16040cba2b28SAlexander V. Chernikov break; 16050cba2b28SAlexander V. Chernikov case IPFW_VTYPE_NETGRAPH: 16060cba2b28SAlexander V. Chernikov v->netgraph = strtol(n, &e, 10); 16070cba2b28SAlexander V. Chernikov if (*e != '\0') 16080cba2b28SAlexander V. Chernikov etype = "netgraph"; 16090cba2b28SAlexander V. Chernikov break; 16100cba2b28SAlexander V. Chernikov case IPFW_VTYPE_FIB: 16110cba2b28SAlexander V. Chernikov v->fib = strtol(n, &e, 10); 16120cba2b28SAlexander V. Chernikov if (*e != '\0') 16130cba2b28SAlexander V. Chernikov etype = "fib"; 16140cba2b28SAlexander V. Chernikov break; 16150cba2b28SAlexander V. Chernikov case IPFW_VTYPE_NAT: 16160cba2b28SAlexander V. Chernikov v->nat = strtol(n, &e, 10); 16170cba2b28SAlexander V. Chernikov if (*e != '\0') 16180cba2b28SAlexander V. Chernikov etype = "nat"; 16190cba2b28SAlexander V. Chernikov break; 16200cba2b28SAlexander V. Chernikov case IPFW_VTYPE_LIMIT: 16210cba2b28SAlexander V. Chernikov v->limit = strtol(n, &e, 10); 16220cba2b28SAlexander V. Chernikov if (*e != '\0') 16230cba2b28SAlexander V. Chernikov etype = "limit"; 16240cba2b28SAlexander V. Chernikov break; 16250cba2b28SAlexander V. Chernikov case IPFW_VTYPE_NH4: 16260cba2b28SAlexander V. Chernikov if (strchr(n, '.') != NULL && 16270cba2b28SAlexander V. Chernikov inet_pton(AF_INET, n, &a4) == 1) { 16280cba2b28SAlexander V. Chernikov v->nh4 = ntohl(a4); 16290cba2b28SAlexander V. Chernikov break; 16300cba2b28SAlexander V. Chernikov } 16314e0a8b61SConrad Meyer if (lookup_host(n, &ipaddr) == 0) { 16324e0a8b61SConrad Meyer v->nh4 = ntohl(ipaddr.s_addr); 16330cba2b28SAlexander V. Chernikov break; 16344e0a8b61SConrad Meyer } 16350cba2b28SAlexander V. Chernikov etype = "ipv4"; 1636ac35ff17SAlexander V. Chernikov break; 1637ac35ff17SAlexander V. Chernikov case IPFW_VTYPE_DSCP: 16380cba2b28SAlexander V. Chernikov if (isalpha(*n)) { 1639d91c61c3SAlexander V. Chernikov if ((dval = match_token(f_ipdscp, n)) != -1) { 1640d91c61c3SAlexander V. Chernikov v->dscp = dval; 1641ac35ff17SAlexander V. Chernikov break; 1642d91c61c3SAlexander V. Chernikov } else 16430cba2b28SAlexander V. Chernikov etype = "DSCP code"; 16440cba2b28SAlexander V. Chernikov } else { 16450cba2b28SAlexander V. Chernikov v->dscp = strtol(n, &e, 10); 16460cba2b28SAlexander V. Chernikov if (v->dscp > 63 || *e != '\0') 16470cba2b28SAlexander V. Chernikov etype = "DSCP value"; 1648ac35ff17SAlexander V. Chernikov } 16490cba2b28SAlexander V. Chernikov break; 16500cba2b28SAlexander V. Chernikov case IPFW_VTYPE_NH6: 16512530ed9eSAndrey V. Elsukov if (strchr(n, ':') != NULL) { 16522530ed9eSAndrey V. Elsukov memset(&hints, 0, sizeof(hints)); 16532530ed9eSAndrey V. Elsukov hints.ai_family = AF_INET6; 16542530ed9eSAndrey V. Elsukov hints.ai_flags = AI_NUMERICHOST; 16552530ed9eSAndrey V. Elsukov if (getaddrinfo(n, NULL, &hints, &res) == 0) { 16562530ed9eSAndrey V. Elsukov v->nh6 = ((struct sockaddr_in6 *) 16572530ed9eSAndrey V. Elsukov res->ai_addr)->sin6_addr; 16582530ed9eSAndrey V. Elsukov v->zoneid = ((struct sockaddr_in6 *) 16592530ed9eSAndrey V. Elsukov res->ai_addr)->sin6_scope_id; 16602530ed9eSAndrey V. Elsukov freeaddrinfo(res); 16610cba2b28SAlexander V. Chernikov break; 16622530ed9eSAndrey V. Elsukov } 16632530ed9eSAndrey V. Elsukov } 16640cba2b28SAlexander V. Chernikov etype = "ipv6"; 16650cba2b28SAlexander V. Chernikov break; 1666fc727ad6SBoris Lytochkin case IPFW_VTYPE_MARK: 1667fc727ad6SBoris Lytochkin v->mark = strtol(n, &e, 16); 1668fc727ad6SBoris Lytochkin if (*e != '\0') 1669fc727ad6SBoris Lytochkin etype = "mark"; 1670fc727ad6SBoris Lytochkin break; 16710cba2b28SAlexander V. Chernikov } 16720cba2b28SAlexander V. Chernikov 16730cba2b28SAlexander V. Chernikov if (etype != NULL) 16740cba2b28SAlexander V. Chernikov errx(EX_USAGE, "Unable to parse %s as %s", n, etype); 16750cba2b28SAlexander V. Chernikov 16760cba2b28SAlexander V. Chernikov if (comma != NULL) 16770cba2b28SAlexander V. Chernikov *comma++ = ','; 16780cba2b28SAlexander V. Chernikov 16790cba2b28SAlexander V. Chernikov if ((n = comma) != NULL) 16800cba2b28SAlexander V. Chernikov continue; 16810cba2b28SAlexander V. Chernikov 16820cba2b28SAlexander V. Chernikov /* End of input. */ 16830cba2b28SAlexander V. Chernikov if (vmask != 0) 16840cba2b28SAlexander V. Chernikov errx(EX_USAGE, "Not enough fields inside value"); 16850cba2b28SAlexander V. Chernikov } 1686ac35ff17SAlexander V. Chernikov } 1687f1220db8SAlexander V. Chernikov 1688f1220db8SAlexander V. Chernikov /* 1689f1220db8SAlexander V. Chernikov * Compare table names. 1690f1220db8SAlexander V. Chernikov * Honor number comparison. 1691f1220db8SAlexander V. Chernikov */ 1692f1220db8SAlexander V. Chernikov static int 1693f1220db8SAlexander V. Chernikov tablename_cmp(const void *a, const void *b) 1694f1220db8SAlexander V. Chernikov { 169556707beeSMark Johnston const ipfw_xtable_info *ia, *ib; 1696f1220db8SAlexander V. Chernikov 169756707beeSMark Johnston ia = (const ipfw_xtable_info *)a; 169856707beeSMark Johnston ib = (const ipfw_xtable_info *)b; 1699f1220db8SAlexander V. Chernikov 170068394ec8SAlexander V. Chernikov return (stringnum_cmp(ia->tablename, ib->tablename)); 1701f1220db8SAlexander V. Chernikov } 1702f1220db8SAlexander V. Chernikov 1703f1220db8SAlexander V. Chernikov /* 1704f1220db8SAlexander V. Chernikov * Retrieves table list from kernel, 1705f1220db8SAlexander V. Chernikov * optionally sorts it and calls requested function for each table. 1706f1220db8SAlexander V. Chernikov * Returns 0 on success. 1707f1220db8SAlexander V. Chernikov */ 1708f1220db8SAlexander V. Chernikov static int 1709f1220db8SAlexander V. Chernikov tables_foreach(table_cb_t *f, void *arg, int sort) 1710f1220db8SAlexander V. Chernikov { 171128ea4fa3SAlexander V. Chernikov ipfw_obj_lheader *olh; 1712f1220db8SAlexander V. Chernikov ipfw_xtable_info *info; 1713f1220db8SAlexander V. Chernikov size_t sz; 171456707beeSMark Johnston uint32_t i; 171556707beeSMark Johnston int error; 1716f1220db8SAlexander V. Chernikov 171728ea4fa3SAlexander V. Chernikov /* Start with reasonable default */ 171828ea4fa3SAlexander V. Chernikov sz = sizeof(*olh) + 16 * sizeof(ipfw_xtable_info); 1719f1220db8SAlexander V. Chernikov 172028ea4fa3SAlexander V. Chernikov for (;;) { 1721f1220db8SAlexander V. Chernikov if ((olh = calloc(1, sz)) == NULL) 1722f1220db8SAlexander V. Chernikov return (ENOMEM); 1723f1220db8SAlexander V. Chernikov 1724f1220db8SAlexander V. Chernikov olh->size = sz; 1725b6462881SAlexander V. Chernikov if (do_get3(IP_FW_TABLES_XLIST, &olh->opheader, &sz) != 0) { 172628ea4fa3SAlexander V. Chernikov sz = olh->size; 172768bde59eSAlexander V. Chernikov free(olh); 172868bde59eSAlexander V. Chernikov if (errno != ENOMEM) 1729b6462881SAlexander V. Chernikov return (errno); 173068bde59eSAlexander V. Chernikov continue; 1731f1220db8SAlexander V. Chernikov } 1732f1220db8SAlexander V. Chernikov 1733f1220db8SAlexander V. Chernikov if (sort != 0) 1734e028ccdaSAndrey V. Elsukov qsort(olh + 1, olh->count, olh->objsize, 1735e028ccdaSAndrey V. Elsukov tablename_cmp); 1736f1220db8SAlexander V. Chernikov 1737f1220db8SAlexander V. Chernikov info = (ipfw_xtable_info *)(olh + 1); 1738f1220db8SAlexander V. Chernikov for (i = 0; i < olh->count; i++) { 173956707beeSMark Johnston if (g_co.use_set == 0 || info->set == g_co.use_set - 1) 1740e028ccdaSAndrey V. Elsukov error = f(info, arg); 1741e028ccdaSAndrey V. Elsukov info = (ipfw_xtable_info *)((caddr_t)info + 1742e028ccdaSAndrey V. Elsukov olh->objsize); 1743f1220db8SAlexander V. Chernikov } 1744f1220db8SAlexander V. Chernikov free(olh); 174528ea4fa3SAlexander V. Chernikov break; 174628ea4fa3SAlexander V. Chernikov } 1747f1220db8SAlexander V. Chernikov return (0); 1748f1220db8SAlexander V. Chernikov } 1749f1220db8SAlexander V. Chernikov 175028ea4fa3SAlexander V. Chernikov 1751f1220db8SAlexander V. Chernikov /* 1752f1220db8SAlexander V. Chernikov * Retrieves all entries for given table @i in 1753720ee730SAlexander V. Chernikov * eXtended format. Allocate buffer large enough 1754720ee730SAlexander V. Chernikov * to store result. Called needs to free it later. 1755f1220db8SAlexander V. Chernikov * 1756f1220db8SAlexander V. Chernikov * Returns 0 on success. 1757f1220db8SAlexander V. Chernikov */ 1758f1220db8SAlexander V. Chernikov static int 1759720ee730SAlexander V. Chernikov table_do_get_list(ipfw_xtable_info *i, ipfw_obj_header **poh) 1760f1220db8SAlexander V. Chernikov { 1761720ee730SAlexander V. Chernikov ipfw_obj_header *oh; 1762f1220db8SAlexander V. Chernikov size_t sz; 1763b6462881SAlexander V. Chernikov int c; 1764f1220db8SAlexander V. Chernikov 176581d3153dSAlexander V. Chernikov sz = 0; 1766720ee730SAlexander V. Chernikov oh = NULL; 1767720ee730SAlexander V. Chernikov for (c = 0; c < 8; c++) { 176881d3153dSAlexander V. Chernikov if (sz < i->size) 1769720ee730SAlexander V. Chernikov sz = i->size + 44; 1770720ee730SAlexander V. Chernikov if (oh != NULL) 1771720ee730SAlexander V. Chernikov free(oh); 1772720ee730SAlexander V. Chernikov if ((oh = calloc(1, sz)) == NULL) 1773720ee730SAlexander V. Chernikov continue; 1774720ee730SAlexander V. Chernikov table_fill_objheader(oh, i); 1775d3a4f924SAlexander V. Chernikov oh->opheader.version = 1; /* Current version */ 1776b6462881SAlexander V. Chernikov if (do_get3(IP_FW_TABLE_XLIST, &oh->opheader, &sz) == 0) { 1777720ee730SAlexander V. Chernikov *poh = oh; 1778720ee730SAlexander V. Chernikov return (0); 177981d3153dSAlexander V. Chernikov } 1780f1220db8SAlexander V. Chernikov 1781b6462881SAlexander V. Chernikov if (errno != ENOMEM) 1782720ee730SAlexander V. Chernikov break; 1783720ee730SAlexander V. Chernikov } 1784720ee730SAlexander V. Chernikov free(oh); 1785720ee730SAlexander V. Chernikov 1786b6462881SAlexander V. Chernikov return (errno); 1787f1220db8SAlexander V. Chernikov } 1788f1220db8SAlexander V. Chernikov 1789f1220db8SAlexander V. Chernikov /* 1790f1220db8SAlexander V. Chernikov * Shows all entries from @oh in human-readable format 1791f1220db8SAlexander V. Chernikov */ 1792f1220db8SAlexander V. Chernikov static void 1793f1220db8SAlexander V. Chernikov table_show_list(ipfw_obj_header *oh, int need_header) 1794f1220db8SAlexander V. Chernikov { 179581d3153dSAlexander V. Chernikov ipfw_obj_tentry *tent; 179681d3153dSAlexander V. Chernikov uint32_t count; 1797f1220db8SAlexander V. Chernikov ipfw_xtable_info *i; 1798f1220db8SAlexander V. Chernikov 1799f1220db8SAlexander V. Chernikov i = (ipfw_xtable_info *)(oh + 1); 180081d3153dSAlexander V. Chernikov tent = (ipfw_obj_tentry *)(i + 1); 1801f1220db8SAlexander V. Chernikov 1802f1220db8SAlexander V. Chernikov if (need_header) 1803f1220db8SAlexander V. Chernikov printf("--- table(%s), set(%u) ---\n", i->tablename, i->set); 1804f1220db8SAlexander V. Chernikov 1805f1220db8SAlexander V. Chernikov count = i->count; 1806f1220db8SAlexander V. Chernikov while (count > 0) { 180781d3153dSAlexander V. Chernikov table_show_entry(i, tent); 180881d3153dSAlexander V. Chernikov tent = (ipfw_obj_tentry *)((caddr_t)tent + tent->head.length); 180981d3153dSAlexander V. Chernikov count--; 181081d3153dSAlexander V. Chernikov } 181181d3153dSAlexander V. Chernikov } 181281d3153dSAlexander V. Chernikov 181381d3153dSAlexander V. Chernikov static void 18140cba2b28SAlexander V. Chernikov table_show_value(char *buf, size_t bufsize, ipfw_table_value *v, 18150cba2b28SAlexander V. Chernikov uint32_t vmask, int print_ip) 18160cba2b28SAlexander V. Chernikov { 18172530ed9eSAndrey V. Elsukov char abuf[INET6_ADDRSTRLEN + IF_NAMESIZE + 2]; 18182530ed9eSAndrey V. Elsukov struct sockaddr_in6 sa6; 18190cba2b28SAlexander V. Chernikov uint32_t flag, i, l; 18200cba2b28SAlexander V. Chernikov size_t sz; 18210cba2b28SAlexander V. Chernikov struct in_addr a4; 18220cba2b28SAlexander V. Chernikov 18230cba2b28SAlexander V. Chernikov sz = bufsize; 18240cba2b28SAlexander V. Chernikov 18250cba2b28SAlexander V. Chernikov /* 18260cba2b28SAlexander V. Chernikov * Some shorthands for printing values: 18270cba2b28SAlexander V. Chernikov * legacy assumes all values are equal, so keep the first one. 18280cba2b28SAlexander V. Chernikov */ 18290cba2b28SAlexander V. Chernikov if (vmask == IPFW_VTYPE_LEGACY) { 18300cba2b28SAlexander V. Chernikov if (print_ip != 0) { 18310cba2b28SAlexander V. Chernikov flag = htonl(v->tag); 18320cba2b28SAlexander V. Chernikov inet_ntop(AF_INET, &flag, buf, sz); 18330cba2b28SAlexander V. Chernikov } else 18340cba2b28SAlexander V. Chernikov snprintf(buf, sz, "%u", v->tag); 18350cba2b28SAlexander V. Chernikov return; 18360cba2b28SAlexander V. Chernikov } 18370cba2b28SAlexander V. Chernikov 183856707beeSMark Johnston for (i = 1; i < (1u << 31); i *= 2) { 18390cba2b28SAlexander V. Chernikov if ((flag = (vmask & i)) == 0) 18400cba2b28SAlexander V. Chernikov continue; 18410cba2b28SAlexander V. Chernikov l = 0; 18420cba2b28SAlexander V. Chernikov 18430cba2b28SAlexander V. Chernikov switch (flag) { 18440cba2b28SAlexander V. Chernikov case IPFW_VTYPE_TAG: 18450cba2b28SAlexander V. Chernikov l = snprintf(buf, sz, "%u,", v->tag); 18460cba2b28SAlexander V. Chernikov break; 18470cba2b28SAlexander V. Chernikov case IPFW_VTYPE_PIPE: 18480cba2b28SAlexander V. Chernikov l = snprintf(buf, sz, "%u,", v->pipe); 18490cba2b28SAlexander V. Chernikov break; 18500cba2b28SAlexander V. Chernikov case IPFW_VTYPE_DIVERT: 18510cba2b28SAlexander V. Chernikov l = snprintf(buf, sz, "%d,", v->divert); 18520cba2b28SAlexander V. Chernikov break; 18530cba2b28SAlexander V. Chernikov case IPFW_VTYPE_SKIPTO: 18540cba2b28SAlexander V. Chernikov l = snprintf(buf, sz, "%d,", v->skipto); 18550cba2b28SAlexander V. Chernikov break; 18560cba2b28SAlexander V. Chernikov case IPFW_VTYPE_NETGRAPH: 18570cba2b28SAlexander V. Chernikov l = snprintf(buf, sz, "%u,", v->netgraph); 18580cba2b28SAlexander V. Chernikov break; 18590cba2b28SAlexander V. Chernikov case IPFW_VTYPE_FIB: 18600cba2b28SAlexander V. Chernikov l = snprintf(buf, sz, "%u,", v->fib); 18610cba2b28SAlexander V. Chernikov break; 18620cba2b28SAlexander V. Chernikov case IPFW_VTYPE_NAT: 18630cba2b28SAlexander V. Chernikov l = snprintf(buf, sz, "%u,", v->nat); 18640cba2b28SAlexander V. Chernikov break; 18650cba2b28SAlexander V. Chernikov case IPFW_VTYPE_LIMIT: 18660cba2b28SAlexander V. Chernikov l = snprintf(buf, sz, "%u,", v->limit); 18670cba2b28SAlexander V. Chernikov break; 18680cba2b28SAlexander V. Chernikov case IPFW_VTYPE_NH4: 18690cba2b28SAlexander V. Chernikov a4.s_addr = htonl(v->nh4); 18700cba2b28SAlexander V. Chernikov inet_ntop(AF_INET, &a4, abuf, sizeof(abuf)); 18710cba2b28SAlexander V. Chernikov l = snprintf(buf, sz, "%s,", abuf); 18720cba2b28SAlexander V. Chernikov break; 18730cba2b28SAlexander V. Chernikov case IPFW_VTYPE_DSCP: 18740cba2b28SAlexander V. Chernikov l = snprintf(buf, sz, "%d,", v->dscp); 18750cba2b28SAlexander V. Chernikov break; 18760cba2b28SAlexander V. Chernikov case IPFW_VTYPE_NH6: 18772530ed9eSAndrey V. Elsukov sa6.sin6_family = AF_INET6; 18782530ed9eSAndrey V. Elsukov sa6.sin6_len = sizeof(sa6); 18792530ed9eSAndrey V. Elsukov sa6.sin6_addr = v->nh6; 18802530ed9eSAndrey V. Elsukov sa6.sin6_port = 0; 18812530ed9eSAndrey V. Elsukov sa6.sin6_scope_id = v->zoneid; 18822530ed9eSAndrey V. Elsukov if (getnameinfo((const struct sockaddr *)&sa6, 18832530ed9eSAndrey V. Elsukov sa6.sin6_len, abuf, sizeof(abuf), NULL, 0, 18842530ed9eSAndrey V. Elsukov NI_NUMERICHOST) == 0) 18850cba2b28SAlexander V. Chernikov l = snprintf(buf, sz, "%s,", abuf); 18860cba2b28SAlexander V. Chernikov break; 1887fc727ad6SBoris Lytochkin case IPFW_VTYPE_MARK: 1888fc727ad6SBoris Lytochkin l = snprintf(buf, sz, "%#x,", v->mark); 1889fc727ad6SBoris Lytochkin break; 18900cba2b28SAlexander V. Chernikov } 18910cba2b28SAlexander V. Chernikov 18920cba2b28SAlexander V. Chernikov buf += l; 18930cba2b28SAlexander V. Chernikov sz -= l; 18940cba2b28SAlexander V. Chernikov } 18950cba2b28SAlexander V. Chernikov 18960cba2b28SAlexander V. Chernikov if (sz != bufsize) 18970cba2b28SAlexander V. Chernikov *(buf - 1) = '\0'; 18980cba2b28SAlexander V. Chernikov } 18990cba2b28SAlexander V. Chernikov 19000cba2b28SAlexander V. Chernikov static void 190181d3153dSAlexander V. Chernikov table_show_entry(ipfw_xtable_info *i, ipfw_obj_tentry *tent) 190281d3153dSAlexander V. Chernikov { 190356707beeSMark Johnston char tbuf[128], pval[128]; 190456707beeSMark Johnston const char *comma; 190581cac390SArseny Smalyuk const u_char *mac; 1906914bffb6SAlexander V. Chernikov void *paddr; 1907914bffb6SAlexander V. Chernikov struct tflow_entry *tfe; 190881d3153dSAlexander V. Chernikov 19090cba2b28SAlexander V. Chernikov table_show_value(pval, sizeof(pval), &tent->v.value, i->vmask, 191056707beeSMark Johnston g_co.do_value_as_ip); 1911914bffb6SAlexander V. Chernikov 1912f1220db8SAlexander V. Chernikov switch (i->type) { 1913c21034b7SAlexander V. Chernikov case IPFW_TABLE_ADDR: 1914f1220db8SAlexander V. Chernikov /* IPv4 or IPv6 prefixes */ 191581d3153dSAlexander V. Chernikov inet_ntop(tent->subtype, &tent->k, tbuf, sizeof(tbuf)); 1916914bffb6SAlexander V. Chernikov printf("%s/%u %s\n", tbuf, tent->masklen, pval); 1917f1220db8SAlexander V. Chernikov break; 191881cac390SArseny Smalyuk case IPFW_TABLE_MAC: 191981cac390SArseny Smalyuk /* MAC prefixes */ 192081cac390SArseny Smalyuk mac = tent->k.mac; 192181cac390SArseny Smalyuk printf("%02x:%02x:%02x:%02x:%02x:%02x/%u %s\n", 192281cac390SArseny Smalyuk mac[0], mac[1], mac[2], mac[3], mac[4], mac[5], 192381cac390SArseny Smalyuk tent->masklen, pval); 192481cac390SArseny Smalyuk break; 1925f1220db8SAlexander V. Chernikov case IPFW_TABLE_INTERFACE: 1926f1220db8SAlexander V. Chernikov /* Interface names */ 1927914bffb6SAlexander V. Chernikov printf("%s %s\n", tent->k.iface, pval); 1928b23d5de9SAlexander V. Chernikov break; 1929b23d5de9SAlexander V. Chernikov case IPFW_TABLE_NUMBER: 1930b23d5de9SAlexander V. Chernikov /* numbers */ 1931914bffb6SAlexander V. Chernikov printf("%u %s\n", tent->k.key, pval); 1932b23d5de9SAlexander V. Chernikov break; 1933914bffb6SAlexander V. Chernikov case IPFW_TABLE_FLOW: 1934914bffb6SAlexander V. Chernikov /* flows */ 1935914bffb6SAlexander V. Chernikov tfe = &tent->k.flow; 1936914bffb6SAlexander V. Chernikov comma = ""; 1937914bffb6SAlexander V. Chernikov 1938914bffb6SAlexander V. Chernikov if ((i->tflags & IPFW_TFFLAG_SRCIP) != 0) { 1939914bffb6SAlexander V. Chernikov if (tfe->af == AF_INET) 1940914bffb6SAlexander V. Chernikov paddr = &tfe->a.a4.sip; 1941914bffb6SAlexander V. Chernikov else 1942914bffb6SAlexander V. Chernikov paddr = &tfe->a.a6.sip6; 1943914bffb6SAlexander V. Chernikov 1944914bffb6SAlexander V. Chernikov inet_ntop(tfe->af, paddr, tbuf, sizeof(tbuf)); 1945914bffb6SAlexander V. Chernikov printf("%s%s", comma, tbuf); 1946914bffb6SAlexander V. Chernikov comma = ","; 1947914bffb6SAlexander V. Chernikov } 1948914bffb6SAlexander V. Chernikov 1949914bffb6SAlexander V. Chernikov if ((i->tflags & IPFW_TFFLAG_PROTO) != 0) { 1950914bffb6SAlexander V. Chernikov printf("%s%d", comma, tfe->proto); 1951914bffb6SAlexander V. Chernikov comma = ","; 1952914bffb6SAlexander V. Chernikov } 1953914bffb6SAlexander V. Chernikov 1954914bffb6SAlexander V. Chernikov if ((i->tflags & IPFW_TFFLAG_SRCPORT) != 0) { 1955914bffb6SAlexander V. Chernikov printf("%s%d", comma, ntohs(tfe->sport)); 1956914bffb6SAlexander V. Chernikov comma = ","; 1957914bffb6SAlexander V. Chernikov } 1958914bffb6SAlexander V. Chernikov if ((i->tflags & IPFW_TFFLAG_DSTIP) != 0) { 1959914bffb6SAlexander V. Chernikov if (tfe->af == AF_INET) 1960914bffb6SAlexander V. Chernikov paddr = &tfe->a.a4.dip; 1961914bffb6SAlexander V. Chernikov else 1962914bffb6SAlexander V. Chernikov paddr = &tfe->a.a6.dip6; 1963914bffb6SAlexander V. Chernikov 1964914bffb6SAlexander V. Chernikov inet_ntop(tfe->af, paddr, tbuf, sizeof(tbuf)); 1965914bffb6SAlexander V. Chernikov printf("%s%s", comma, tbuf); 1966914bffb6SAlexander V. Chernikov comma = ","; 1967914bffb6SAlexander V. Chernikov } 1968914bffb6SAlexander V. Chernikov 1969914bffb6SAlexander V. Chernikov if ((i->tflags & IPFW_TFFLAG_DSTPORT) != 0) { 1970914bffb6SAlexander V. Chernikov printf("%s%d", comma, ntohs(tfe->dport)); 1971914bffb6SAlexander V. Chernikov comma = ","; 1972914bffb6SAlexander V. Chernikov } 1973914bffb6SAlexander V. Chernikov 1974914bffb6SAlexander V. Chernikov printf(" %s\n", pval); 1975f1220db8SAlexander V. Chernikov } 1976f1220db8SAlexander V. Chernikov } 1977f1220db8SAlexander V. Chernikov 19789d099b4fSAlexander V. Chernikov static int 19790cba2b28SAlexander V. Chernikov table_do_get_stdlist(uint16_t opcode, ipfw_obj_lheader **polh) 19809d099b4fSAlexander V. Chernikov { 19819d099b4fSAlexander V. Chernikov ipfw_obj_lheader req, *olh; 19829d099b4fSAlexander V. Chernikov size_t sz; 19839d099b4fSAlexander V. Chernikov 19849d099b4fSAlexander V. Chernikov memset(&req, 0, sizeof(req)); 19859d099b4fSAlexander V. Chernikov sz = sizeof(req); 19869d099b4fSAlexander V. Chernikov 1987b6462881SAlexander V. Chernikov if (do_get3(opcode, &req.opheader, &sz) != 0) 1988b6462881SAlexander V. Chernikov if (errno != ENOMEM) 1989b6462881SAlexander V. Chernikov return (errno); 19909d099b4fSAlexander V. Chernikov 19919d099b4fSAlexander V. Chernikov sz = req.size; 19929d099b4fSAlexander V. Chernikov if ((olh = calloc(1, sz)) == NULL) 19939d099b4fSAlexander V. Chernikov return (ENOMEM); 19949d099b4fSAlexander V. Chernikov 19959d099b4fSAlexander V. Chernikov olh->size = sz; 1996b6462881SAlexander V. Chernikov if (do_get3(opcode, &olh->opheader, &sz) != 0) { 19979d099b4fSAlexander V. Chernikov free(olh); 1998b6462881SAlexander V. Chernikov return (errno); 19999d099b4fSAlexander V. Chernikov } 20009d099b4fSAlexander V. Chernikov 20019d099b4fSAlexander V. Chernikov *polh = olh; 20029d099b4fSAlexander V. Chernikov return (0); 20039d099b4fSAlexander V. Chernikov } 20049d099b4fSAlexander V. Chernikov 20050cba2b28SAlexander V. Chernikov static int 20060cba2b28SAlexander V. Chernikov table_do_get_algolist(ipfw_obj_lheader **polh) 20070cba2b28SAlexander V. Chernikov { 20080cba2b28SAlexander V. Chernikov 20090cba2b28SAlexander V. Chernikov return (table_do_get_stdlist(IP_FW_TABLES_ALIST, polh)); 20100cba2b28SAlexander V. Chernikov } 20110cba2b28SAlexander V. Chernikov 20120cba2b28SAlexander V. Chernikov static int 20130cba2b28SAlexander V. Chernikov table_do_get_vlist(ipfw_obj_lheader **polh) 20140cba2b28SAlexander V. Chernikov { 20150cba2b28SAlexander V. Chernikov 20160cba2b28SAlexander V. Chernikov return (table_do_get_stdlist(IP_FW_TABLE_VLIST, polh)); 20170cba2b28SAlexander V. Chernikov } 20180cba2b28SAlexander V. Chernikov 20199d099b4fSAlexander V. Chernikov void 202056707beeSMark Johnston ipfw_list_ta(int ac __unused, char *av[] __unused) 20219d099b4fSAlexander V. Chernikov { 20229d099b4fSAlexander V. Chernikov ipfw_obj_lheader *olh; 20239d099b4fSAlexander V. Chernikov ipfw_ta_info *info; 20249d099b4fSAlexander V. Chernikov const char *atype; 202556707beeSMark Johnston uint32_t i; 202656707beeSMark Johnston int error; 20279d099b4fSAlexander V. Chernikov 20289d099b4fSAlexander V. Chernikov error = table_do_get_algolist(&olh); 20299d099b4fSAlexander V. Chernikov if (error != 0) 20309d099b4fSAlexander V. Chernikov err(EX_OSERR, "Unable to request algorithm list"); 20319d099b4fSAlexander V. Chernikov 20329d099b4fSAlexander V. Chernikov info = (ipfw_ta_info *)(olh + 1); 20339d099b4fSAlexander V. Chernikov for (i = 0; i < olh->count; i++) { 20349d099b4fSAlexander V. Chernikov if ((atype = match_value(tabletypes, info->type)) == NULL) 20359d099b4fSAlexander V. Chernikov atype = "unknown"; 20368ce7a2bcSAlexander V. Chernikov printf("--- %s ---\n", info->algoname); 20378ce7a2bcSAlexander V. Chernikov printf(" type: %s\n refcount: %u\n", atype, info->refcnt); 20389d099b4fSAlexander V. Chernikov 20399d099b4fSAlexander V. Chernikov info = (ipfw_ta_info *)((caddr_t)info + olh->objsize); 20409d099b4fSAlexander V. Chernikov } 20419d099b4fSAlexander V. Chernikov 20429d099b4fSAlexander V. Chernikov free(olh); 20439d099b4fSAlexander V. Chernikov } 20449d099b4fSAlexander V. Chernikov 20450cba2b28SAlexander V. Chernikov 204656707beeSMark Johnston static int 20470cba2b28SAlexander V. Chernikov compare_values(const void *_a, const void *_b) 20480cba2b28SAlexander V. Chernikov { 2049fc727ad6SBoris Lytochkin const ipfw_table_value *a, *b; 20500cba2b28SAlexander V. Chernikov 2051fc727ad6SBoris Lytochkin a = (const ipfw_table_value *)_a; 2052fc727ad6SBoris Lytochkin b = (const ipfw_table_value *)_b; 20530cba2b28SAlexander V. Chernikov 2054fc727ad6SBoris Lytochkin if (a->kidx < b->kidx) 20550cba2b28SAlexander V. Chernikov return (-1); 2056fc727ad6SBoris Lytochkin else if (a->kidx > b->kidx) 20570cba2b28SAlexander V. Chernikov return (1); 20580cba2b28SAlexander V. Chernikov 20590cba2b28SAlexander V. Chernikov return (0); 20600cba2b28SAlexander V. Chernikov } 20610cba2b28SAlexander V. Chernikov 20620cba2b28SAlexander V. Chernikov void 206356707beeSMark Johnston ipfw_list_values(int ac __unused, char *av[] __unused) 20640cba2b28SAlexander V. Chernikov { 206556707beeSMark Johnston char buf[128]; 20660cba2b28SAlexander V. Chernikov ipfw_obj_lheader *olh; 2067fc727ad6SBoris Lytochkin ipfw_table_value *v; 206856707beeSMark Johnston uint32_t i, vmask; 206956707beeSMark Johnston int error; 20700cba2b28SAlexander V. Chernikov 20710cba2b28SAlexander V. Chernikov error = table_do_get_vlist(&olh); 20720cba2b28SAlexander V. Chernikov if (error != 0) 20730cba2b28SAlexander V. Chernikov err(EX_OSERR, "Unable to request value list"); 20740cba2b28SAlexander V. Chernikov 20750cba2b28SAlexander V. Chernikov vmask = 0x7FFFFFFF; /* Similar to IPFW_VTYPE_LEGACY */ 20760cba2b28SAlexander V. Chernikov 20770cba2b28SAlexander V. Chernikov table_print_valheader(buf, sizeof(buf), vmask); 20780cba2b28SAlexander V. Chernikov printf("HEADER: %s\n", buf); 2079fc727ad6SBoris Lytochkin v = (ipfw_table_value *)(olh + 1); 20800cba2b28SAlexander V. Chernikov qsort(v, olh->count, olh->objsize, compare_values); 20810cba2b28SAlexander V. Chernikov for (i = 0; i < olh->count; i++) { 20820cba2b28SAlexander V. Chernikov table_show_value(buf, sizeof(buf), (ipfw_table_value *)v, 20830cba2b28SAlexander V. Chernikov vmask, 0); 2084fc727ad6SBoris Lytochkin printf("[%u] refs=%lu %s\n", v->kidx, (u_long)v->refcnt, buf); 2085fc727ad6SBoris Lytochkin v = (ipfw_table_value *)((caddr_t)v + olh->objsize); 20860cba2b28SAlexander V. Chernikov } 20870cba2b28SAlexander V. Chernikov 20880cba2b28SAlexander V. Chernikov free(olh); 20890cba2b28SAlexander V. Chernikov } 20900cba2b28SAlexander V. Chernikov 20916c2997ffSAlexander V. Chernikov int 20922acdf79fSAndrey V. Elsukov table_check_name(const char *tablename) 20936c2997ffSAlexander V. Chernikov { 20946c2997ffSAlexander V. Chernikov 20952acdf79fSAndrey V. Elsukov if (ipfw_check_object_name(tablename) != 0) 20966c2997ffSAlexander V. Chernikov return (EINVAL); 2097ac35ff17SAlexander V. Chernikov /* Restrict some 'special' names */ 2098ac35ff17SAlexander V. Chernikov if (strcmp(tablename, "all") == 0) 2099ac35ff17SAlexander V. Chernikov return (EINVAL); 21006c2997ffSAlexander V. Chernikov return (0); 21016c2997ffSAlexander V. Chernikov } 21026c2997ffSAlexander V. Chernikov 2103