net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 1 | /* $USAGI: $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (C)2004 USAGI/WIDE Project |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | /* |
| 21 | * based on ip.c, iproute.c |
| 22 | */ |
| 23 | /* |
| 24 | * Authors: |
| 25 | * Masahide NAKAMURA @USAGI |
| 26 | */ |
| 27 | |
| 28 | #include <stdio.h> |
| 29 | #include <stdlib.h> |
| 30 | #include <string.h> |
| 31 | #include <sys/types.h> |
| 32 | #include <sys/socket.h> |
| 33 | #include <time.h> |
| 34 | #include <netdb.h> |
| 35 | #include <net/if.h> |
| 36 | #include <linux/netlink.h> |
| 37 | #include <linux/rtnetlink.h> |
| 38 | #include <linux/xfrm.h> |
| 39 | |
| 40 | #include "utils.h" |
| 41 | #include "xfrm.h" |
| 42 | |
| 43 | struct xfrm_filter filter; |
| 44 | |
| 45 | static void usage(void) __attribute__((noreturn)); |
| 46 | |
| 47 | static void usage(void) |
| 48 | { |
| 49 | fprintf(stderr, |
| 50 | "Usage: ip xfrm XFRM_OBJECT { COMMAND | help }\n" |
| 51 | "where XFRM_OBJECT := { state | policy }\n"); |
| 52 | exit(-1); |
| 53 | } |
| 54 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 55 | struct typeent { |
| 56 | const char *t_name; |
| 57 | int t_type; |
| 58 | }; |
| 59 | |
org[shemminger]!nakam | 29aa4dd | 2004-09-28 18:40:49 +0000 | [diff] [blame] | 60 | static const struct typeent xfrmproto_types[]= { |
| 61 | { "esp", IPPROTO_ESP }, { "ah", IPPROTO_AH }, |
| 62 | { "comp", IPPROTO_COMP }, { NULL, -1 } |
| 63 | }; |
| 64 | |
| 65 | int xfrm_xfrmproto_getbyname(char *name) |
| 66 | { |
| 67 | int i; |
| 68 | |
| 69 | for (i = 0; ; i++) { |
| 70 | const struct typeent *t = &xfrmproto_types[i]; |
| 71 | if (!t->t_name || t->t_type == -1) |
| 72 | break; |
| 73 | |
| 74 | if (strcmp(t->t_name, name) == 0) |
| 75 | return t->t_type; |
| 76 | } |
| 77 | |
| 78 | return -1; |
| 79 | } |
| 80 | |
| 81 | const char *strxf_xfrmproto(__u8 proto) |
| 82 | { |
| 83 | int i; |
| 84 | |
| 85 | for (i = 0; ; i++) { |
| 86 | const struct typeent *t = &xfrmproto_types[i]; |
| 87 | if (!t->t_name || t->t_type == -1) |
| 88 | break; |
| 89 | |
| 90 | if (t->t_type == proto) |
| 91 | return t->t_name; |
| 92 | } |
| 93 | |
| 94 | return NULL; |
| 95 | } |
| 96 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 97 | static const struct typeent algo_types[]= { |
| 98 | { "enc", XFRMA_ALG_CRYPT }, { "auth", XFRMA_ALG_AUTH }, |
| 99 | { "comp", XFRMA_ALG_COMP }, { NULL, -1 } |
| 100 | }; |
| 101 | |
| 102 | int xfrm_algotype_getbyname(char *name) |
| 103 | { |
| 104 | int i; |
| 105 | |
| 106 | for (i = 0; ; i++) { |
| 107 | const struct typeent *t = &algo_types[i]; |
| 108 | if (!t->t_name || t->t_type == -1) |
| 109 | break; |
| 110 | |
| 111 | if (strcmp(t->t_name, name) == 0) |
| 112 | return t->t_type; |
| 113 | } |
| 114 | |
| 115 | return -1; |
| 116 | } |
| 117 | |
| 118 | const char *strxf_algotype(int type) |
| 119 | { |
| 120 | int i; |
| 121 | |
| 122 | for (i = 0; ; i++) { |
| 123 | const struct typeent *t = &algo_types[i]; |
| 124 | if (!t->t_name || t->t_type == -1) |
| 125 | break; |
| 126 | |
| 127 | if (t->t_type == type) |
| 128 | return t->t_name; |
| 129 | } |
| 130 | |
| 131 | return NULL; |
| 132 | } |
| 133 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 134 | const char *strxf_flags(__u8 flags) |
| 135 | { |
| 136 | static char str[16]; |
| 137 | const int sn = sizeof(flags) * 8 - 1; |
| 138 | __u8 b; |
| 139 | int i = 0; |
| 140 | |
| 141 | for (b = (1 << sn); b > 0; b >>= 1) |
| 142 | str[i++] = ((b & flags) ? '1' : '0'); |
| 143 | str[i] = '\0'; |
| 144 | |
| 145 | return str; |
| 146 | } |
| 147 | |
| 148 | const char *strxf_share(__u8 share) |
| 149 | { |
| 150 | static char str[32]; |
| 151 | |
| 152 | switch (share) { |
| 153 | case XFRM_SHARE_ANY: |
| 154 | strcpy(str, "any"); |
| 155 | break; |
| 156 | case XFRM_SHARE_SESSION: |
| 157 | strcpy(str, "session"); |
| 158 | break; |
| 159 | case XFRM_SHARE_USER: |
| 160 | strcpy(str, "user"); |
| 161 | break; |
| 162 | case XFRM_SHARE_UNIQUE: |
| 163 | strcpy(str, "unique"); |
| 164 | break; |
| 165 | default: |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 166 | sprintf(str, "%d", share); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 167 | break; |
| 168 | } |
| 169 | |
| 170 | return str; |
| 171 | } |
| 172 | |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 173 | const char *strxf_proto(__u8 proto) |
| 174 | { |
| 175 | static char buf[32]; |
| 176 | struct protoent *pp; |
| 177 | const char *p; |
| 178 | |
| 179 | pp = getprotobynumber(proto); |
| 180 | if (pp) |
| 181 | p = pp->p_name; |
| 182 | else { |
| 183 | sprintf(buf, "%d", proto); |
| 184 | p = buf; |
| 185 | } |
| 186 | |
| 187 | return p; |
| 188 | } |
| 189 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 190 | void xfrm_id_info_print(xfrm_address_t *saddr, struct xfrm_id *id, |
| 191 | __u8 mode, __u32 reqid, __u16 family, FILE *fp, |
| 192 | const char *prefix) |
| 193 | { |
| 194 | char abuf[256]; |
| 195 | __u32 spi; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 196 | |
| 197 | if (prefix) |
| 198 | fprintf(fp, prefix); |
| 199 | |
| 200 | memset(abuf, '\0', sizeof(abuf)); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 201 | fprintf(fp, "src %s ", rt_addr_n2a(family, sizeof(*saddr), |
| 202 | saddr, abuf, sizeof(abuf))); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 203 | memset(abuf, '\0', sizeof(abuf)); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 204 | fprintf(fp, "dst %s", rt_addr_n2a(family, sizeof(id->daddr), |
| 205 | &id->daddr, abuf, sizeof(abuf))); |
| 206 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 207 | |
| 208 | if (prefix) |
| 209 | fprintf(fp, prefix); |
| 210 | fprintf(fp, "\t"); |
| 211 | |
org[shemminger]!nakam | 29aa4dd | 2004-09-28 18:40:49 +0000 | [diff] [blame] | 212 | fprintf(fp, "proto %s ", strxf_xfrmproto(id->proto)); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 213 | |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 214 | spi = ntohl(id->spi); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 215 | fprintf(fp, "spi 0x%08x", spi); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 216 | if (show_stats > 0) |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 217 | fprintf(fp, "(%u)", spi); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 218 | fprintf(fp, " "); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 219 | |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 220 | fprintf(fp, "reqid %u", reqid); |
| 221 | if (show_stats > 0) |
| 222 | fprintf(fp, "(0x%08x)", reqid); |
| 223 | fprintf(fp, " "); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 224 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 225 | fprintf(fp, "mode "); |
| 226 | switch (mode) { |
| 227 | case 0: |
| 228 | fprintf(fp, "transport"); |
| 229 | break; |
| 230 | case 1: |
| 231 | fprintf(fp, "tunnel"); |
| 232 | break; |
| 233 | default: |
| 234 | fprintf(fp, "%u", mode); |
| 235 | break; |
| 236 | } |
| 237 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 238 | } |
| 239 | |
| 240 | static const char *strxf_limit(__u64 limit) |
| 241 | { |
| 242 | static char str[32]; |
| 243 | if (limit == XFRM_INF) |
| 244 | strcpy(str, "(INF)"); |
| 245 | else |
| 246 | sprintf(str, "%llu", limit); |
| 247 | |
| 248 | return str; |
| 249 | } |
| 250 | |
| 251 | void xfrm_stats_print(struct xfrm_stats *s, FILE *fp, const char *prefix) |
| 252 | { |
| 253 | if (prefix) |
| 254 | fprintf(fp, prefix); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 255 | fprintf(fp, "stats:"); |
| 256 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 257 | |
| 258 | if (prefix) |
| 259 | fprintf(fp, prefix); |
| 260 | fprintf(fp, " "); |
| 261 | fprintf(fp, "replay-window %d ", s->replay_window); |
| 262 | fprintf(fp, "replay %d ", s->replay); |
| 263 | fprintf(fp, "failed %d", s->integrity_failed); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 264 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 265 | } |
| 266 | |
| 267 | static const char *strxf_time(__u64 time) |
| 268 | { |
| 269 | static char str[32]; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 270 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 271 | if (time == 0) |
| 272 | strcpy(str, "-"); |
| 273 | else { |
| 274 | time_t t; |
| 275 | struct tm *tp; |
| 276 | |
| 277 | /* XXX: treat time in the same manner of kernel's |
| 278 | * net/xfrm/xfrm_{user,state}.c |
| 279 | */ |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 280 | t = (long)time; |
| 281 | tp = localtime(&t); |
| 282 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 283 | strftime(str, sizeof(str), "%F %T", tp); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 284 | } |
| 285 | |
| 286 | return str; |
| 287 | } |
| 288 | |
| 289 | void xfrm_lifetime_print(struct xfrm_lifetime_cfg *cfg, |
| 290 | struct xfrm_lifetime_cur *cur, |
| 291 | FILE *fp, const char *prefix) |
| 292 | { |
| 293 | if (cfg) { |
| 294 | if (prefix) |
| 295 | fprintf(fp, prefix); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 296 | fprintf(fp, "lifetime config:"); |
| 297 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 298 | |
| 299 | if (prefix) |
| 300 | fprintf(fp, prefix); |
| 301 | fprintf(fp, " "); |
| 302 | fprintf(fp, "limit: "); |
| 303 | fprintf(fp, "soft "); |
| 304 | fprintf(fp, strxf_limit(cfg->soft_byte_limit)); |
| 305 | fprintf(fp, "(bytes), hard "); |
| 306 | fprintf(fp, strxf_limit(cfg->hard_byte_limit)); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 307 | fprintf(fp, "(bytes)"); |
| 308 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 309 | |
| 310 | if (prefix) |
| 311 | fprintf(fp, prefix); |
| 312 | fprintf(fp, " "); |
| 313 | fprintf(fp, "limit: "); |
| 314 | fprintf(fp, "soft "); |
| 315 | fprintf(fp, strxf_limit(cfg->soft_packet_limit)); |
| 316 | fprintf(fp, "(packets), hard "); |
| 317 | fprintf(fp, strxf_limit(cfg->hard_packet_limit)); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 318 | fprintf(fp, "(packets)"); |
| 319 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 320 | |
| 321 | if (prefix) |
| 322 | fprintf(fp, prefix); |
| 323 | fprintf(fp, " "); |
| 324 | fprintf(fp, "expire add: "); |
| 325 | fprintf(fp, "soft "); |
| 326 | fprintf(fp, "%llu", cfg->soft_add_expires_seconds); |
| 327 | fprintf(fp, "(sec), hard "); |
| 328 | fprintf(fp, "%llu", cfg->hard_add_expires_seconds); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 329 | fprintf(fp, "(sec)"); |
| 330 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 331 | |
| 332 | if (prefix) |
| 333 | fprintf(fp, prefix); |
| 334 | fprintf(fp, " "); |
| 335 | fprintf(fp, "expire use: "); |
| 336 | fprintf(fp, "soft "); |
| 337 | fprintf(fp, "%llu", cfg->soft_use_expires_seconds); |
| 338 | fprintf(fp, "(sec), hard "); |
| 339 | fprintf(fp, "%llu", cfg->hard_use_expires_seconds); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 340 | fprintf(fp, "(sec)"); |
| 341 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 342 | } |
| 343 | if (cur) { |
| 344 | if (prefix) |
| 345 | fprintf(fp, prefix); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 346 | fprintf(fp, "lifetime current:"); |
| 347 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 348 | |
| 349 | if (prefix) |
| 350 | fprintf(fp, prefix); |
| 351 | fprintf(fp, " "); |
| 352 | fprintf(fp, "%llu(bytes), ", cur->bytes); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 353 | fprintf(fp, "%llu(packets)", cur->packets); |
| 354 | fprintf(fp, "%s", _SL_); |
| 355 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 356 | if (prefix) |
| 357 | fprintf(fp, prefix); |
| 358 | fprintf(fp, " "); |
| 359 | fprintf(fp, "add %s ", strxf_time(cur->add_time)); |
| 360 | fprintf(fp, "use %s", strxf_time(cur->use_time)); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 361 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 362 | } |
| 363 | } |
| 364 | |
| 365 | void xfrm_selector_print(struct xfrm_selector *sel, __u16 family, |
| 366 | FILE *fp, const char *prefix) |
| 367 | { |
| 368 | char abuf[256]; |
| 369 | __u16 f; |
| 370 | |
| 371 | f = sel->family; |
| 372 | if (f == AF_UNSPEC) |
| 373 | f = family; |
| 374 | if (f == AF_UNSPEC) |
| 375 | f = preferred_family; |
| 376 | |
| 377 | if (prefix) |
| 378 | fprintf(fp, prefix); |
| 379 | |
| 380 | memset(abuf, '\0', sizeof(abuf)); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 381 | fprintf(fp, "src %s/%d ", rt_addr_n2a(f, sizeof(sel->saddr), |
| 382 | &sel->saddr, abuf, sizeof(abuf)), |
| 383 | sel->prefixlen_s); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 384 | |
| 385 | memset(abuf, '\0', sizeof(abuf)); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 386 | fprintf(fp, "dst %s/%d ", rt_addr_n2a(f, sizeof(sel->daddr), |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 387 | &sel->daddr, abuf, sizeof(abuf)), |
| 388 | sel->prefixlen_d); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 389 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 390 | if (sel->proto) |
| 391 | fprintf(fp, "proto %s ", strxf_proto(sel->proto)); |
org[shemminger]!nakam | c70b36d | 2004-09-28 18:42:35 +0000 | [diff] [blame^] | 392 | switch (sel->proto) { |
| 393 | case IPPROTO_TCP: |
| 394 | case IPPROTO_UDP: |
| 395 | case IPPROTO_SCTP: |
| 396 | default: /* XXX */ |
| 397 | if (sel->sport_mask) |
| 398 | fprintf(fp, "sport %u ", ntohs(sel->sport)); |
| 399 | if (sel->dport_mask) |
| 400 | fprintf(fp, "dport %u ", ntohs(sel->dport)); |
| 401 | break; |
| 402 | case IPPROTO_ICMP: |
| 403 | case IPPROTO_ICMPV6: |
| 404 | /* type/code is stored at sport/dport in selector */ |
| 405 | if (sel->sport_mask) |
| 406 | fprintf(fp, "type %u ", ntohs(sel->sport)); |
| 407 | if (sel->dport_mask) |
| 408 | fprintf(fp, "code %u ", ntohs(sel->dport)); |
| 409 | break; |
| 410 | } |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 411 | |
| 412 | if (sel->ifindex > 0) { |
| 413 | char buf[IF_NAMESIZE]; |
| 414 | |
| 415 | memset(buf, '\0', sizeof(buf)); |
| 416 | if_indextoname(sel->ifindex, buf); |
| 417 | fprintf(fp, "dev %s ", buf); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 418 | } |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 419 | |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 420 | if (show_stats > 0) |
| 421 | fprintf(fp, "uid %u", sel->user); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 422 | |
| 423 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 424 | } |
| 425 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 426 | static void xfrm_algo_print(struct xfrm_algo *algo, int type, FILE *fp, |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 427 | const char *prefix) |
| 428 | { |
| 429 | int len; |
| 430 | int i; |
| 431 | |
| 432 | if (prefix) |
| 433 | fprintf(fp, prefix); |
| 434 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 435 | fprintf(fp, "%s ", strxf_algotype(type)); |
| 436 | fprintf(fp, "%s ", algo->alg_name); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 437 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 438 | fprintf(fp, "0x"); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 439 | len = algo->alg_key_len / 8; |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 440 | for (i = 0; i < len; i ++) |
| 441 | fprintf(fp, "%.2x", (unsigned char)algo->alg_key[i]); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 442 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 443 | if (show_stats > 0) |
| 444 | fprintf(fp, " (%d bits)", algo->alg_key_len); |
| 445 | |
| 446 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 447 | } |
| 448 | |
| 449 | static const char *strxf_mask(__u32 mask) |
| 450 | { |
| 451 | static char str[128]; |
| 452 | const int sn = sizeof(mask) * 8 - 1; |
| 453 | __u32 b; |
| 454 | int finish = 0; |
| 455 | int broken = 0; |
| 456 | int i = 0; |
| 457 | |
| 458 | for (b = (1 << sn); b > 0; b >>= 1) { |
| 459 | if ((b & mask) == 0) { |
| 460 | if (!finish) |
| 461 | finish = 1; |
| 462 | } else { |
| 463 | if (!finish) |
| 464 | i ++; |
| 465 | else { |
| 466 | broken = 1; |
| 467 | break; |
| 468 | } |
| 469 | } |
| 470 | } |
| 471 | |
| 472 | if (!broken) |
| 473 | sprintf(str, "%u", i); |
| 474 | else |
| 475 | sprintf(str, "broken(%u)", mask); |
| 476 | |
| 477 | return str; |
| 478 | } |
| 479 | |
| 480 | static void xfrm_tmpl_print(struct xfrm_user_tmpl *tmpls, int ntmpls, |
| 481 | __u16 family, FILE *fp, const char *prefix) |
| 482 | { |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 483 | int i; |
| 484 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 485 | for (i = 0; i < ntmpls; i++) { |
| 486 | struct xfrm_user_tmpl *tmpl = &tmpls[i]; |
| 487 | |
| 488 | if (prefix) |
| 489 | fprintf(fp, prefix); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 490 | |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 491 | fprintf(fp, "tmpl"); |
| 492 | xfrm_id_info_print(&tmpl->saddr, &tmpl->id, tmpl->mode, |
| 493 | tmpl->reqid, family, fp, prefix); |
| 494 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 495 | if (prefix) |
| 496 | fprintf(fp, prefix); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 497 | fprintf(fp, "\t"); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 498 | switch (tmpl->optional) { |
| 499 | case 0: |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 500 | if (show_stats > 0) |
| 501 | fprintf(fp, "level required "); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 502 | break; |
| 503 | case 1: |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 504 | fprintf(fp, "level use "); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 505 | break; |
| 506 | default: |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 507 | fprintf(fp, "level %d ", tmpl->optional); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 508 | break; |
| 509 | } |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 510 | |
| 511 | if (show_stats > 0) { |
| 512 | fprintf(fp, "share %s ", strxf_share(tmpl->share)); |
| 513 | fprintf(fp, "algo-mask:"); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 514 | fprintf(fp, "%s=%s, ", |
| 515 | strxf_algotype(XFRMA_ALG_CRYPT), |
| 516 | strxf_mask(tmpl->ealgos)); |
| 517 | fprintf(fp, "%s=%s, ", |
| 518 | strxf_algotype(XFRMA_ALG_AUTH), |
| 519 | strxf_mask(tmpl->aalgos)); |
| 520 | fprintf(fp, "%s=%s", |
| 521 | strxf_algotype(XFRMA_ALG_COMP), |
| 522 | strxf_mask(tmpl->calgos)); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 523 | } |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 524 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 525 | } |
| 526 | } |
| 527 | |
| 528 | void xfrm_xfrma_print(struct rtattr *tb[], int ntb, __u16 family, |
| 529 | FILE *fp, const char *prefix) |
| 530 | { |
| 531 | int i; |
| 532 | |
| 533 | for (i = 0; i < ntb; i++) { |
| 534 | __u16 type = tb[i]->rta_type; |
| 535 | void *data = RTA_DATA(tb[i]); |
| 536 | |
| 537 | switch (type) { |
| 538 | case XFRMA_ALG_CRYPT: |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 539 | case XFRMA_ALG_AUTH: |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 540 | case XFRMA_ALG_COMP: |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 541 | xfrm_algo_print((struct xfrm_algo *)data, type, fp, |
| 542 | prefix); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 543 | break; |
| 544 | case XFRMA_ENCAP: |
| 545 | if (prefix) |
| 546 | fprintf(fp, prefix); |
| 547 | /* XXX */ |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 548 | fprintf(fp, "encap (not implemented yet!)"); |
| 549 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 550 | break; |
| 551 | case XFRMA_TMPL: |
| 552 | { |
| 553 | int len = tb[i]->rta_len; |
| 554 | int ntmpls = len / sizeof(struct xfrm_user_tmpl); |
| 555 | |
| 556 | xfrm_tmpl_print((struct xfrm_user_tmpl *)data, |
| 557 | ntmpls, family, fp, prefix); |
| 558 | break; |
| 559 | } |
| 560 | default: |
| 561 | if (prefix) |
| 562 | fprintf(fp, prefix); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 563 | fprintf(fp, "%u (unknown rta_type)", type); |
| 564 | fprintf(fp, "%s", _SL_); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 565 | break; |
| 566 | } |
| 567 | } |
| 568 | } |
| 569 | |
| 570 | int xfrm_id_parse(xfrm_address_t *saddr, struct xfrm_id *id, __u16 *family, |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 571 | int loose, int *argcp, char ***argvp) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 572 | { |
| 573 | int argc = *argcp; |
| 574 | char **argv = *argvp; |
| 575 | inet_prefix dst; |
| 576 | inet_prefix src; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 577 | |
| 578 | memset(&dst, 0, sizeof(dst)); |
| 579 | memset(&src, 0, sizeof(src)); |
| 580 | |
| 581 | while (1) { |
| 582 | if (strcmp(*argv, "src") == 0) { |
| 583 | NEXT_ARG(); |
| 584 | |
| 585 | get_prefix(&src, *argv, preferred_family); |
| 586 | if (src.family == AF_UNSPEC) |
| 587 | invarg("\"SADDR\" address family is AF_UNSPEC", *argv); |
| 588 | if (family) |
| 589 | *family = src.family; |
| 590 | |
| 591 | memcpy(saddr, &src.data, sizeof(*saddr)); |
| 592 | |
| 593 | filter.id_src_mask = src.bitlen; |
| 594 | |
| 595 | } else if (strcmp(*argv, "dst") == 0) { |
| 596 | NEXT_ARG(); |
| 597 | |
| 598 | get_prefix(&dst, *argv, preferred_family); |
| 599 | if (dst.family == AF_UNSPEC) |
| 600 | invarg("\"DADDR\" address family is AF_UNSPEC", *argv); |
| 601 | if (family) |
| 602 | *family = dst.family; |
| 603 | |
| 604 | memcpy(&id->daddr, &dst.data, sizeof(id->daddr)); |
| 605 | |
| 606 | filter.id_dst_mask = dst.bitlen; |
| 607 | |
| 608 | } else if (strcmp(*argv, "proto") == 0) { |
org[shemminger]!nakam | 29aa4dd | 2004-09-28 18:40:49 +0000 | [diff] [blame] | 609 | int ret; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 610 | |
| 611 | NEXT_ARG(); |
| 612 | |
org[shemminger]!nakam | 29aa4dd | 2004-09-28 18:40:49 +0000 | [diff] [blame] | 613 | ret = xfrm_xfrmproto_getbyname(*argv); |
| 614 | if (ret < 0) |
| 615 | invarg("\"XFRM_PROTO\" is invalid", *argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 616 | |
org[shemminger]!nakam | 29aa4dd | 2004-09-28 18:40:49 +0000 | [diff] [blame] | 617 | id->proto = (__u8)ret; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 618 | |
| 619 | filter.id_proto_mask = XFRM_FILTER_MASK_FULL; |
| 620 | |
| 621 | } else if (strcmp(*argv, "spi") == 0) { |
| 622 | __u32 spi; |
| 623 | |
| 624 | NEXT_ARG(); |
| 625 | if (get_u32(&spi, *argv, 0)) |
| 626 | invarg("\"SPI\" is invalid", *argv); |
| 627 | |
| 628 | spi = htonl(spi); |
| 629 | id->spi = spi; |
| 630 | |
| 631 | filter.id_spi_mask = XFRM_FILTER_MASK_FULL; |
| 632 | |
| 633 | } else { |
| 634 | PREV_ARG(); /* back track */ |
| 635 | break; |
| 636 | } |
| 637 | |
| 638 | if (!NEXT_ARG_OK()) |
| 639 | break; |
| 640 | NEXT_ARG(); |
| 641 | } |
| 642 | |
| 643 | if (src.family && dst.family && (src.family != dst.family)) |
| 644 | invarg("the same address family is required between \"SADDR\" and \"DADDR\"", *argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 645 | |
org[shemminger]!nakam | 29aa4dd | 2004-09-28 18:40:49 +0000 | [diff] [blame] | 646 | if (loose == 0 && id->proto == 0) |
| 647 | missarg("XFRM_PROTO"); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 648 | if (argc == *argcp) |
| 649 | missarg("ID"); |
| 650 | |
| 651 | *argcp = argc; |
| 652 | *argvp = argv; |
| 653 | |
| 654 | return 0; |
| 655 | } |
| 656 | |
| 657 | int xfrm_mode_parse(__u8 *mode, int *argcp, char ***argvp) |
| 658 | { |
| 659 | int argc = *argcp; |
| 660 | char **argv = *argvp; |
| 661 | |
| 662 | if (matches(*argv, "transport") == 0) |
| 663 | *mode = 0; |
| 664 | else if (matches(*argv, "tunnel") == 0) |
| 665 | *mode = 1; |
| 666 | else |
| 667 | invarg("\"MODE\" is invalid", *argv); |
| 668 | |
| 669 | *argcp = argc; |
| 670 | *argvp = argv; |
| 671 | |
| 672 | return 0; |
| 673 | } |
| 674 | |
| 675 | /* NOTE: reqid is used by host-byte order */ |
| 676 | int xfrm_reqid_parse(__u32 *reqid, int *argcp, char ***argvp) |
| 677 | { |
| 678 | int argc = *argcp; |
| 679 | char **argv = *argvp; |
| 680 | |
| 681 | if (get_u32(reqid, *argv, 0)) |
| 682 | invarg("\"REQID\" is invalid", *argv); |
| 683 | |
| 684 | *argcp = argc; |
| 685 | *argvp = argv; |
| 686 | |
| 687 | return 0; |
| 688 | } |
| 689 | |
| 690 | static int xfrm_selector_upspec_parse(struct xfrm_selector *sel, |
| 691 | int *argcp, char ***argvp) |
| 692 | { |
| 693 | int argc = *argcp; |
| 694 | char **argv = *argvp; |
org[shemminger]!nakam | c70b36d | 2004-09-28 18:42:35 +0000 | [diff] [blame^] | 695 | char *sportp = NULL; |
| 696 | char *dportp = NULL; |
| 697 | char *typep = NULL; |
| 698 | char *codep = NULL; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 699 | |
| 700 | while (1) { |
| 701 | if (strcmp(*argv, "proto") == 0) { |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 702 | __u8 upspec; |
| 703 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 704 | NEXT_ARG(); |
| 705 | |
| 706 | if (strcmp(*argv, "any") == 0) |
| 707 | upspec = 0; |
| 708 | else { |
| 709 | struct protoent *pp; |
| 710 | pp = getprotobyname(*argv); |
| 711 | if (pp) |
| 712 | upspec = pp->p_proto; |
| 713 | else { |
| 714 | if (get_u8(&upspec, *argv, 0)) |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 715 | invarg("\"PROTO\" is invalid", *argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 716 | } |
| 717 | } |
| 718 | sel->proto = upspec; |
| 719 | |
| 720 | filter.upspec_proto_mask = XFRM_FILTER_MASK_FULL; |
| 721 | |
| 722 | } else if (strcmp(*argv, "sport") == 0) { |
org[shemminger]!nakam | c70b36d | 2004-09-28 18:42:35 +0000 | [diff] [blame^] | 723 | sportp = *argv; |
| 724 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 725 | NEXT_ARG(); |
| 726 | |
| 727 | if (get_u16(&sel->sport, *argv, 0)) |
| 728 | invarg("\"PORT\" is invalid", *argv); |
| 729 | sel->sport = htons(sel->sport); |
| 730 | if (sel->sport) |
| 731 | sel->sport_mask = ~((__u16)0); |
| 732 | |
| 733 | filter.upspec_sport_mask = XFRM_FILTER_MASK_FULL; |
| 734 | |
| 735 | } else if (strcmp(*argv, "dport") == 0) { |
org[shemminger]!nakam | c70b36d | 2004-09-28 18:42:35 +0000 | [diff] [blame^] | 736 | dportp = *argv; |
| 737 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 738 | NEXT_ARG(); |
| 739 | |
| 740 | if (get_u16(&sel->dport, *argv, 0)) |
| 741 | invarg("\"PORT\" is invalid", *argv); |
| 742 | sel->dport = htons(sel->dport); |
| 743 | if (sel->dport) |
| 744 | sel->dport_mask = ~((__u16)0); |
| 745 | |
| 746 | filter.upspec_dport_mask = XFRM_FILTER_MASK_FULL; |
| 747 | |
org[shemminger]!nakam | c70b36d | 2004-09-28 18:42:35 +0000 | [diff] [blame^] | 748 | } else if (strcmp(*argv, "type") == 0) { |
| 749 | typep = *argv; |
| 750 | |
| 751 | NEXT_ARG(); |
| 752 | |
| 753 | if (get_u16(&sel->sport, *argv, 0) || |
| 754 | (sel->sport & ~((__u16)0xff))) |
| 755 | invarg("\"type\" value is invalid", *argv); |
| 756 | sel->sport = htons(sel->sport); |
| 757 | sel->sport_mask = ~((__u16)0); |
| 758 | |
| 759 | filter.upspec_sport_mask = XFRM_FILTER_MASK_FULL; |
| 760 | |
| 761 | |
| 762 | } else if (strcmp(*argv, "code") == 0) { |
| 763 | codep = *argv; |
| 764 | |
| 765 | NEXT_ARG(); |
| 766 | |
| 767 | if (get_u16(&sel->dport, *argv, 0) || |
| 768 | (sel->dport & ~((__u16)0xff))) |
| 769 | invarg("\"code\" value is invalid", *argv); |
| 770 | sel->dport = htons(sel->dport); |
| 771 | sel->dport_mask = ~((__u16)0); |
| 772 | |
| 773 | filter.upspec_dport_mask = XFRM_FILTER_MASK_FULL; |
| 774 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 775 | } else { |
| 776 | PREV_ARG(); /* back track */ |
| 777 | break; |
| 778 | } |
| 779 | |
| 780 | if (!NEXT_ARG_OK()) |
| 781 | break; |
| 782 | NEXT_ARG(); |
| 783 | } |
| 784 | if (argc == *argcp) |
| 785 | missarg("UPSPEC"); |
org[shemminger]!nakam | c70b36d | 2004-09-28 18:42:35 +0000 | [diff] [blame^] | 786 | if (sportp || dportp) { |
| 787 | switch (sel->proto) { |
| 788 | case IPPROTO_TCP: |
| 789 | case IPPROTO_UDP: |
| 790 | case IPPROTO_SCTP: |
| 791 | break; |
| 792 | default: |
| 793 | fprintf(stderr, "\"sport\" and \"dport\" are invalid with proto=%s\n", strxf_proto(sel->proto)); |
| 794 | exit(1); |
| 795 | } |
| 796 | } |
| 797 | if (typep || codep) { |
| 798 | switch (sel->proto) { |
| 799 | case IPPROTO_ICMP: |
| 800 | case IPPROTO_ICMPV6: |
| 801 | break; |
| 802 | default: |
| 803 | fprintf(stderr, "\"type\" and \"code\" are invalid with proto=%s\n", strxf_proto(sel->proto)); |
| 804 | exit(1); |
| 805 | } |
| 806 | } |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 807 | |
| 808 | *argcp = argc; |
| 809 | *argvp = argv; |
| 810 | |
| 811 | return 0; |
| 812 | } |
| 813 | |
| 814 | int xfrm_selector_parse(struct xfrm_selector *sel, int *argcp, char ***argvp) |
| 815 | { |
| 816 | int argc = *argcp; |
| 817 | char **argv = *argvp; |
| 818 | inet_prefix dst; |
| 819 | inet_prefix src; |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 820 | char *upspecp = NULL; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 821 | |
| 822 | memset(&dst, 0, sizeof(dst)); |
| 823 | memset(&src, 0, sizeof(src)); |
| 824 | |
| 825 | while (1) { |
| 826 | if (strcmp(*argv, "src") == 0) { |
| 827 | NEXT_ARG(); |
| 828 | |
| 829 | get_prefix(&src, *argv, preferred_family); |
| 830 | if (src.family == AF_UNSPEC) |
| 831 | invarg("\"SADDR\" address family is AF_UNSPEC", *argv); |
| 832 | sel->family = src.family; |
| 833 | |
| 834 | memcpy(&sel->saddr, &src.data, sizeof(sel->saddr)); |
| 835 | sel->prefixlen_s = src.bitlen; |
| 836 | |
| 837 | filter.sel_src_mask = src.bitlen; |
| 838 | |
| 839 | } else if (strcmp(*argv, "dst") == 0) { |
| 840 | NEXT_ARG(); |
| 841 | |
| 842 | get_prefix(&dst, *argv, preferred_family); |
| 843 | if (dst.family == AF_UNSPEC) |
| 844 | invarg("\"DADDR\" address family is AF_UNSPEC", *argv); |
| 845 | sel->family = dst.family; |
| 846 | |
| 847 | memcpy(&sel->daddr, &dst.data, sizeof(sel->daddr)); |
| 848 | sel->prefixlen_d = dst.bitlen; |
| 849 | |
| 850 | filter.sel_dst_mask = dst.bitlen; |
| 851 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 852 | } else if (strcmp(*argv, "dev") == 0) { |
| 853 | int ifindex; |
| 854 | |
| 855 | NEXT_ARG(); |
| 856 | |
| 857 | if (strcmp(*argv, "none") == 0) |
| 858 | ifindex = 0; |
| 859 | else { |
| 860 | ifindex = if_nametoindex(*argv); |
| 861 | if (ifindex <= 0) |
| 862 | invarg("\"DEV\" is invalid", *argv); |
| 863 | } |
| 864 | sel->ifindex = ifindex; |
| 865 | |
| 866 | filter.sel_dev_mask = XFRM_FILTER_MASK_FULL; |
| 867 | |
| 868 | } else { |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 869 | if (upspecp) { |
| 870 | PREV_ARG(); /* back track */ |
| 871 | break; |
| 872 | } else { |
| 873 | upspecp = *argv; |
| 874 | xfrm_selector_upspec_parse(sel, &argc, &argv); |
| 875 | } |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 876 | } |
| 877 | |
| 878 | if (!NEXT_ARG_OK()) |
| 879 | break; |
| 880 | |
| 881 | NEXT_ARG(); |
| 882 | } |
| 883 | |
| 884 | if (src.family && dst.family && (src.family != dst.family)) |
| 885 | invarg("the same address family is required between \"SADDR\" and \"DADDR\"", *argv); |
| 886 | |
| 887 | if (argc == *argcp) |
| 888 | missarg("SELECTOR"); |
| 889 | |
| 890 | *argcp = argc; |
| 891 | *argvp = argv; |
| 892 | |
| 893 | return 0; |
| 894 | } |
| 895 | |
| 896 | int xfrm_lifetime_cfg_parse(struct xfrm_lifetime_cfg *lft, |
| 897 | int *argcp, char ***argvp) |
| 898 | { |
| 899 | int argc = *argcp; |
| 900 | char **argv = *argvp; |
| 901 | int ret; |
| 902 | |
| 903 | if (strcmp(*argv, "time-soft") == 0) { |
| 904 | NEXT_ARG(); |
| 905 | ret = get_u64(&lft->soft_add_expires_seconds, *argv, 0); |
| 906 | if (ret) |
| 907 | invarg("\"time-soft\" value is invalid", *argv); |
| 908 | } else if (strcmp(*argv, "time-hard") == 0) { |
| 909 | NEXT_ARG(); |
| 910 | ret = get_u64(&lft->hard_add_expires_seconds, *argv, 0); |
| 911 | if (ret) |
| 912 | invarg("\"time-hard\" value is invalid", *argv); |
| 913 | } else if (strcmp(*argv, "time-use-soft") == 0) { |
| 914 | NEXT_ARG(); |
| 915 | ret = get_u64(&lft->soft_use_expires_seconds, *argv, 0); |
| 916 | if (ret) |
| 917 | invarg("\"time-use-soft\" value is invalid", *argv); |
| 918 | } else if (strcmp(*argv, "time-use-hard") == 0) { |
| 919 | NEXT_ARG(); |
| 920 | ret = get_u64(&lft->hard_use_expires_seconds, *argv, 0); |
| 921 | if (ret) |
| 922 | invarg("\"time-use-hard\" value is invalid", *argv); |
| 923 | } else if (strcmp(*argv, "byte-soft") == 0) { |
| 924 | NEXT_ARG(); |
| 925 | ret = get_u64(&lft->soft_byte_limit, *argv, 0); |
| 926 | if (ret) |
| 927 | invarg("\"byte-soft\" value is invalid", *argv); |
| 928 | } else if (strcmp(*argv, "byte-hard") == 0) { |
| 929 | NEXT_ARG(); |
| 930 | ret = get_u64(&lft->hard_byte_limit, *argv, 0); |
| 931 | if (ret) |
| 932 | invarg("\"byte-hard\" value is invalid", *argv); |
| 933 | } else if (strcmp(*argv, "packet-soft") == 0) { |
| 934 | NEXT_ARG(); |
| 935 | ret = get_u64(&lft->soft_packet_limit, *argv, 0); |
| 936 | if (ret) |
| 937 | invarg("\"packet-soft\" value is invalid", *argv); |
| 938 | } else if (strcmp(*argv, "packet-hard") == 0) { |
| 939 | NEXT_ARG(); |
| 940 | ret = get_u64(&lft->hard_packet_limit, *argv, 0); |
| 941 | if (ret) |
| 942 | invarg("\"packet-hard\" value is invalid", *argv); |
| 943 | } else |
| 944 | invarg("\"LIMIT\" is invalid", *argv); |
| 945 | |
| 946 | *argcp = argc; |
| 947 | *argvp = argv; |
| 948 | |
| 949 | return 0; |
| 950 | } |
| 951 | |
| 952 | int do_xfrm(int argc, char **argv) |
| 953 | { |
| 954 | memset(&filter, 0, sizeof(filter)); |
| 955 | |
| 956 | if (argc < 1) |
| 957 | usage(); |
| 958 | |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 959 | if (matches(*argv, "state") == 0 || |
| 960 | matches(*argv, "sa") == 0) { |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 961 | return do_xfrm_state(argc-1, argv+1); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 962 | } else if (matches(*argv, "policy") == 0) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 963 | return do_xfrm_policy(argc-1, argv+1); |
net[shemminger]!shemminger | ad27396 | 2004-07-30 20:26:15 +0000 | [diff] [blame] | 964 | else if (matches(*argv, "help") == 0) { |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 965 | usage(); |
| 966 | fprintf(stderr, "xfrm Object \"%s\" is unknown.\n", *argv); |
| 967 | exit(-1); |
| 968 | } |
| 969 | usage(); |
| 970 | } |