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718e3744 | 1 | /* Zebra common header. |
2 | Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Kunihiro Ishiguro | |
3 | ||
4 | This file is part of GNU Zebra. | |
5 | ||
6 | GNU Zebra is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU General Public License as published by the | |
8 | Free Software Foundation; either version 2, or (at your option) any | |
9 | later version. | |
10 | ||
11 | GNU Zebra is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Zebra; see the file COPYING. If not, write to the Free | |
18 | Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
19 | 02111-1307, USA. */ | |
20 | ||
21 | #ifndef _ZEBRA_H | |
22 | #define _ZEBRA_H | |
23 | ||
24 | #ifdef HAVE_CONFIG_H | |
25 | #include "config.h" | |
26 | #endif /* HAVE_CONFIG_H */ | |
27 | ||
28 | #ifdef SUNOS_5 | |
29 | #define _XPG4_2 | |
9bcdb638 | 30 | typedef unsigned int u_int32_t; |
31 | typedef unsigned short u_int16_t; | |
32 | typedef unsigned char u_int8_t; | |
718e3744 | 33 | #endif /* SUNOS_5 */ |
34 | ||
f0438521 | 35 | #ifndef HAVE_SOCKLEN_T |
36 | typedef int socklen_t; | |
37 | #endif /* HAVE_SOCKLEN_T */ | |
38 | ||
718e3744 | 39 | #include <unistd.h> |
40 | #include <stdio.h> | |
41 | #include <stdlib.h> | |
c423d413 | 42 | #include <stddef.h> |
718e3744 | 43 | #include <ctype.h> |
44 | #include <errno.h> | |
45 | #include <fcntl.h> | |
46 | #include <signal.h> | |
47 | #include <string.h> | |
edd7c245 | 48 | #include <pwd.h> |
49 | #include <grp.h> | |
718e3744 | 50 | #ifdef HAVE_STROPTS_H |
51 | #include <stropts.h> | |
52 | #endif /* HAVE_STROPTS_H */ | |
718e3744 | 53 | #ifdef HAVE_SYS_SELECT_H |
54 | #include <sys/select.h> | |
55 | #endif /* HAVE_SYS_SELECT_H */ | |
56 | #include <sys/stat.h> | |
718e3744 | 57 | #include <sys/types.h> |
58 | #include <sys/param.h> | |
59 | #ifdef HAVE_SYS_SYSCTL_H | |
0dc0b708 AS |
60 | #ifdef GNU_LINUX |
61 | #include <linux/types.h> | |
62 | #endif | |
718e3744 | 63 | #include <sys/sysctl.h> |
64 | #endif /* HAVE_SYS_SYSCTL_H */ | |
65 | #include <sys/ioctl.h> | |
66 | #ifdef HAVE_SYS_CONF_H | |
67 | #include <sys/conf.h> | |
68 | #endif /* HAVE_SYS_CONF_H */ | |
69 | #ifdef HAVE_SYS_KSYM_H | |
70 | #include <sys/ksym.h> | |
71 | #endif /* HAVE_SYS_KSYM_H */ | |
72 | #include <syslog.h> | |
6511cab2 PJ |
73 | #ifdef TIME_WITH_SYS_TIME |
74 | # include <sys/time.h> | |
75 | # include <time.h> | |
76 | #else | |
77 | # ifdef HAVE_SYS_TIME_H | |
78 | # include <sys/time.h> | |
79 | # else | |
80 | # include <time.h> | |
81 | # endif | |
82 | #endif /* TIME_WITH_SYS_TIME */ | |
718e3744 | 83 | #include <sys/uio.h> |
84 | #include <sys/utsname.h> | |
85 | #ifdef HAVE_RUSAGE | |
86 | #include <sys/resource.h> | |
87 | #endif /* HAVE_RUSAGE */ | |
a58c25b6 | 88 | #ifdef HAVE_LIMITS_H |
89 | #include <limits.h> | |
90 | #endif /* HAVE_LIMITS_H */ | |
35cfc90c PJ |
91 | #ifdef HAVE_INTTYPES_H |
92 | #include <inttypes.h> | |
93 | #endif /* HAVE_INTTYPES_H */ | |
63a13864 PJ |
94 | #ifdef HAVE_STDBOOL_H |
95 | #include <stdbool.h> | |
96 | #endif | |
718e3744 | 97 | |
98 | /* machine dependent includes */ | |
99 | #ifdef SUNOS_5 | |
718e3744 | 100 | #include <strings.h> |
101 | #endif /* SUNOS_5 */ | |
102 | ||
103 | /* machine dependent includes */ | |
104 | #ifdef HAVE_LINUX_VERSION_H | |
105 | #include <linux/version.h> | |
106 | #endif /* HAVE_LINUX_VERSION_H */ | |
107 | ||
ba965c6c | 108 | #ifdef HAVE_ASM_TYPES_H |
109 | #include <asm/types.h> | |
110 | #endif /* HAVE_ASM_TYPES_H */ | |
111 | ||
718e3744 | 112 | /* misc include group */ |
113 | #include <stdarg.h> | |
4cf0d0df | 114 | #if !(defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) |
115 | /* Not C99; do we need to define va_copy? */ | |
e22f5516 | 116 | #ifndef va_copy |
117 | #ifdef __va_copy | |
4cf0d0df | 118 | #define va_copy(DST,SRC) __va_copy(DST,SRC) |
e22f5516 | 119 | #else |
120 | /* Now we are desperate; this should work on many typical platforms. | |
121 | But this is slightly dangerous, because the standard does not require | |
122 | va_copy to be a macro. */ | |
123 | #define va_copy(DST,SRC) memcpy(&(DST), &(SRC), sizeof(va_list)) | |
124 | #warning "Not C99 and no va_copy macro available, falling back to memcpy" | |
125 | #endif /* __va_copy */ | |
126 | #endif /* !va_copy */ | |
4cf0d0df | 127 | #endif /* !C99 */ |
db8eaac6 | 128 | |
718e3744 | 129 | |
ba3a0bc5 | 130 | #ifdef HAVE_LCAPS |
131 | #include <sys/capability.h> | |
132 | #include <sys/prctl.h> | |
133 | #endif /* HAVE_LCAPS */ | |
134 | ||
ceacedba | 135 | #ifdef HAVE_SOLARIS_CAPABILITIES |
136 | #include <priv.h> | |
137 | #endif /* HAVE_SOLARIS_CAPABILITIES */ | |
138 | ||
718e3744 | 139 | /* network include group */ |
140 | ||
141 | #include <sys/socket.h> | |
142 | ||
143 | #ifdef HAVE_SYS_SOCKIO_H | |
144 | #include <sys/sockio.h> | |
145 | #endif /* HAVE_SYS_SOCKIO_H */ | |
146 | ||
ea057677 HT |
147 | #ifdef __APPLE__ |
148 | #define __APPLE_USE_RFC_3542 | |
149 | #endif | |
150 | ||
718e3744 | 151 | #ifdef HAVE_NETINET_IN_H |
152 | #include <netinet/in.h> | |
153 | #endif /* HAVE_NETINET_IN_H */ | |
154 | #include <netinet/in_systm.h> | |
155 | #include <netinet/ip.h> | |
156 | #include <netinet/tcp.h> | |
157 | ||
158 | #ifdef HAVE_NET_NETOPT_H | |
159 | #include <net/netopt.h> | |
160 | #endif /* HAVE_NET_NETOPT_H */ | |
161 | ||
162 | #include <net/if.h> | |
163 | ||
164 | #ifdef HAVE_NET_IF_DL_H | |
165 | #include <net/if_dl.h> | |
166 | #endif /* HAVE_NET_IF_DL_H */ | |
167 | ||
168 | #ifdef HAVE_NET_IF_VAR_H | |
169 | #include <net/if_var.h> | |
170 | #endif /* HAVE_NET_IF_VAR_H */ | |
171 | ||
a58c25b6 | 172 | #ifdef HAVE_NET_ROUTE_H |
718e3744 | 173 | #include <net/route.h> |
a58c25b6 | 174 | #endif /* HAVE_NET_ROUTE_H */ |
718e3744 | 175 | |
176 | #ifdef HAVE_NETLINK | |
177 | #include <linux/netlink.h> | |
178 | #include <linux/rtnetlink.h> | |
768a27ea | 179 | #include <linux/filter.h> |
718e3744 | 180 | #else |
181 | #define RT_TABLE_MAIN 0 | |
182 | #endif /* HAVE_NETLINK */ | |
183 | ||
184 | #ifdef HAVE_NETDB_H | |
185 | #include <netdb.h> | |
186 | #endif /* HAVE_NETDB_H */ | |
187 | ||
188 | #include <arpa/inet.h> | |
718e3744 | 189 | |
190 | #ifdef HAVE_INET_ND_H | |
191 | #include <inet/nd.h> | |
192 | #endif /* HAVE_INET_ND_H */ | |
193 | ||
194 | #ifdef HAVE_NETINET_IN_VAR_H | |
195 | #include <netinet/in_var.h> | |
196 | #endif /* HAVE_NETINET_IN_VAR_H */ | |
197 | ||
726f9b2b | 198 | #ifdef HAVE_NETINET6_IN6_VAR_H |
199 | #include <netinet6/in6_var.h> | |
200 | #endif /* HAVE_NETINET6_IN6_VAR_H */ | |
201 | ||
718e3744 | 202 | #ifdef HAVE_NETINET_IN6_VAR_H |
203 | #include <netinet/in6_var.h> | |
204 | #endif /* HAVE_NETINET_IN6_VAR_H */ | |
205 | ||
206 | #ifdef HAVE_NETINET6_IN_H | |
207 | #include <netinet6/in.h> | |
208 | #endif /* HAVE_NETINET6_IN_H */ | |
209 | ||
210 | ||
211 | #ifdef HAVE_NETINET6_IP6_H | |
212 | #include <netinet6/ip6.h> | |
213 | #endif /* HAVE_NETINET6_IP6_H */ | |
214 | ||
215 | #ifdef HAVE_NETINET_ICMP6_H | |
216 | #include <netinet/icmp6.h> | |
217 | #endif /* HAVE_NETINET_ICMP6_H */ | |
218 | ||
219 | #ifdef HAVE_NETINET6_ND6_H | |
220 | #include <netinet6/nd6.h> | |
221 | #endif /* HAVE_NETINET6_ND6_H */ | |
222 | ||
35cfc90c PJ |
223 | /* Some systems do not define UINT32_MAX, etc.. from inttypes.h |
224 | * e.g. this makes life easier for FBSD 4.11 users. | |
225 | */ | |
226 | #ifndef INT8_MAX | |
227 | #define INT8_MAX (127) | |
228 | #endif | |
229 | #ifndef INT16_MAX | |
230 | #define INT16_MAX (32767) | |
231 | #endif | |
232 | #ifndef INT32_MAX | |
233 | #define INT32_MAX (2147483647) | |
234 | #endif | |
235 | #ifndef UINT8_MAX | |
236 | #define UINT8_MAX (255U) | |
237 | #endif | |
238 | #ifndef UINT16_MAX | |
239 | #define UINT16_MAX (65535U) | |
240 | #endif | |
3b424979 | 241 | #ifndef UINT32_MAX |
35cfc90c PJ |
242 | #define UINT32_MAX (4294967295U) |
243 | #endif | |
3b424979 | 244 | |
fb2d1502 | 245 | #ifdef HAVE_GLIBC_BACKTRACE |
246 | #include <execinfo.h> | |
247 | #endif /* HAVE_GLIBC_BACKTRACE */ | |
248 | ||
db8eaac6 | 249 | /* Local includes: */ |
250 | #if !(defined(__GNUC__) || defined(VTYSH_EXTRACT_PL)) | |
251 | #define __attribute__(x) | |
252 | #endif /* !__GNUC__ || VTYSH_EXTRACT_PL */ | |
253 | ||
254 | #include "zassert.h" | |
3cb98dee | 255 | #include "str.h" |
db8eaac6 | 256 | |
257 | ||
b99760ab | 258 | #ifdef HAVE_BROKEN_CMSG_FIRSTHDR |
259 | /* This bug is present in Solaris 8 and pre-patch Solaris 9 <sys/socket.h>; | |
260 | please refer to http://bugzilla.quagga.net/show_bug.cgi?id=142 */ | |
261 | ||
262 | /* Check that msg_controllen is large enough. */ | |
263 | #define ZCMSG_FIRSTHDR(mhdr) \ | |
264 | (((size_t)((mhdr)->msg_controllen) >= sizeof(struct cmsghdr)) ? \ | |
265 | CMSG_FIRSTHDR(mhdr) : (struct cmsghdr *)NULL) | |
266 | ||
267 | #warning "CMSG_FIRSTHDR is broken on this platform, using a workaround" | |
268 | ||
269 | #else /* HAVE_BROKEN_CMSG_FIRSTHDR */ | |
270 | #define ZCMSG_FIRSTHDR(M) CMSG_FIRSTHDR(M) | |
271 | #endif /* HAVE_BROKEN_CMSG_FIRSTHDR */ | |
272 | ||
273 | ||
274 | ||
02ff83c5 | 275 | /* |
69e1325f | 276 | * RFC 3542 defines several macros for using struct cmsghdr. |
277 | * Here, we define those that are not present | |
278 | */ | |
279 | ||
280 | /* | |
281 | * Internal defines, for use only in this file. | |
282 | * These are likely wrong on other than ILP32 machines, so warn. | |
02ff83c5 | 283 | */ |
284 | #ifndef _CMSG_DATA_ALIGN | |
285 | #define _CMSG_DATA_ALIGN(n) (((n) + 3) & ~3) | |
286 | #endif /* _CMSG_DATA_ALIGN */ | |
287 | ||
288 | #ifndef _CMSG_HDR_ALIGN | |
289 | #define _CMSG_HDR_ALIGN(n) (((n) + 3) & ~3) | |
290 | #endif /* _CMSG_HDR_ALIGN */ | |
291 | ||
69e1325f | 292 | /* |
293 | * CMSG_SPACE and CMSG_LEN are required in RFC3542, but were new in that | |
294 | * version. | |
295 | */ | |
02ff83c5 | 296 | #ifndef CMSG_SPACE |
297 | #define CMSG_SPACE(l) (_CMSG_DATA_ALIGN(sizeof(struct cmsghdr)) + \ | |
298 | _CMSG_HDR_ALIGN(l)) | |
69e1325f | 299 | #warning "assuming 4-byte alignment for CMSG_SPACE" |
02ff83c5 | 300 | #endif /* CMSG_SPACE */ |
301 | ||
302 | ||
303 | #ifndef CMSG_LEN | |
304 | #define CMSG_LEN(l) (_CMSG_DATA_ALIGN(sizeof(struct cmsghdr)) + (l)) | |
69e1325f | 305 | #warning "assuming 4-byte alignment for CMSG_LEN" |
02ff83c5 | 306 | #endif /* CMSG_LEN */ |
307 | ||
69e1325f | 308 | |
718e3744 | 309 | /* The definition of struct in_pktinfo is missing in old version of |
310 | GLIBC 2.1 (Redhat 6.1). */ | |
6f0e3f6e | 311 | #if defined (GNU_LINUX) && ! defined (HAVE_STRUCT_IN_PKTINFO) |
718e3744 | 312 | struct in_pktinfo |
313 | { | |
314 | int ipi_ifindex; | |
315 | struct in_addr ipi_spec_dst; | |
316 | struct in_addr ipi_addr; | |
317 | }; | |
318 | #endif | |
319 | ||
9172ee0e | 320 | /* |
321 | * IP_HDRINCL / struct ip byte order | |
322 | * | |
323 | * Linux: network byte order | |
324 | * *BSD: network, except for length and offset. (cf Stevens) | |
325 | * SunOS: nominally as per BSD. but bug: network order on LE. | |
326 | * OpenBSD: network byte order, apart from older versions which are as per | |
327 | * *BSD | |
328 | */ | |
618969ea OCL |
329 | #if defined(__NetBSD__) \ |
330 | || (defined(__FreeBSD__) && (__FreeBSD_version < 1100030)) \ | |
9172ee0e | 331 | || (defined(__OpenBSD__) && (OpenBSD < 200311)) \ |
3f0bfc9e | 332 | || (defined(__APPLE__)) \ |
9172ee0e | 333 | || (defined(SUNOS_5) && defined(WORDS_BIGENDIAN)) |
334 | #define HAVE_IP_HDRINCL_BSD_ORDER | |
335 | #endif | |
336 | ||
34204aac | 337 | /* Define BYTE_ORDER, if not defined. Useful for compiler conditional |
338 | * code, rather than preprocessor conditional. | |
339 | * Not all the world has this BSD define. | |
340 | */ | |
341 | #ifndef BYTE_ORDER | |
342 | #define BIG_ENDIAN 4321 /* least-significant byte first (vax, pc) */ | |
343 | #define LITTLE_ENDIAN 1234 /* most-significant byte first (IBM, net) */ | |
344 | #define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long (pdp) */ | |
345 | ||
346 | #if defined(WORDS_BIGENDIAN) | |
347 | #define BYTE_ORDER BIG_ENDIAN | |
348 | #else /* !WORDS_BIGENDIAN */ | |
349 | #define BYTE_ORDER LITTLE_ENDIAN | |
350 | #endif /* WORDS_BIGENDIAN */ | |
351 | ||
352 | #endif /* ndef BYTE_ORDER */ | |
353 | ||
efba6ce9 | 354 | /* MAX / MIN are not commonly defined, but useful */ |
6b143a68 DL |
355 | /* note: glibc sys/param.h has #define MIN(a,b) (((a)<(b))?(a):(b)) */ |
356 | #ifdef MAX | |
357 | #undef MAX | |
358 | #endif | |
8a0bebfc DL |
359 | #define MAX(a, b) \ |
360 | ({ typeof (a) _a = (a); \ | |
361 | typeof (b) _b = (b); \ | |
362 | _a > _b ? _a : _b; }) | |
6b143a68 DL |
363 | #ifdef MIN |
364 | #undef MIN | |
8a0bebfc | 365 | #endif |
8a0bebfc DL |
366 | #define MIN(a, b) \ |
367 | ({ typeof (a) _a = (a); \ | |
368 | typeof (b) _b = (b); \ | |
369 | _a < _b ? _a : _b; }) | |
efba6ce9 | 370 | |
0915bb0c AS |
371 | #define ZEBRA_NUM_OF(x) (sizeof (x) / sizeof (x[0])) |
372 | ||
718e3744 | 373 | /* For old definition. */ |
374 | #ifndef IN6_ARE_ADDR_EQUAL | |
375 | #define IN6_ARE_ADDR_EQUAL IN6_IS_ADDR_EQUAL | |
376 | #endif /* IN6_ARE_ADDR_EQUAL */ | |
377 | ||
8cc4198f | 378 | /* default zebra TCP port for zclient */ |
379 | #define ZEBRA_PORT 2600 | |
380 | ||
718e3744 | 381 | /* Zebra message types. */ |
b3d307ba DS |
382 | typedef enum { |
383 | ZEBRA_INTERFACE_ADD, | |
384 | ZEBRA_INTERFACE_DELETE, | |
385 | ZEBRA_INTERFACE_ADDRESS_ADD, | |
386 | ZEBRA_INTERFACE_ADDRESS_DELETE, | |
387 | ZEBRA_INTERFACE_UP, | |
388 | ZEBRA_INTERFACE_DOWN, | |
389 | ZEBRA_IPV4_ROUTE_ADD, | |
390 | ZEBRA_IPV4_ROUTE_DELETE, | |
391 | ZEBRA_IPV6_ROUTE_ADD, | |
392 | ZEBRA_IPV6_ROUTE_DELETE, | |
393 | ZEBRA_REDISTRIBUTE_ADD, | |
394 | ZEBRA_REDISTRIBUTE_DELETE, | |
395 | ZEBRA_REDISTRIBUTE_DEFAULT_ADD, | |
396 | ZEBRA_REDISTRIBUTE_DEFAULT_DELETE, | |
b3d307ba DS |
397 | ZEBRA_ROUTER_ID_ADD, |
398 | ZEBRA_ROUTER_ID_DELETE, | |
399 | ZEBRA_ROUTER_ID_UPDATE, | |
400 | ZEBRA_HELLO, | |
401 | ZEBRA_NEXTHOP_REGISTER, | |
402 | ZEBRA_NEXTHOP_UNREGISTER, | |
403 | ZEBRA_NEXTHOP_UPDATE, | |
404 | ZEBRA_INTERFACE_NBR_ADDRESS_ADD, | |
405 | ZEBRA_INTERFACE_NBR_ADDRESS_DELETE, | |
406 | ZEBRA_INTERFACE_BFD_DEST_UPDATE, | |
407 | ZEBRA_IMPORT_ROUTE_REGISTER, | |
408 | ZEBRA_IMPORT_ROUTE_UNREGISTER, | |
409 | ZEBRA_IMPORT_CHECK_UPDATE, | |
410 | ZEBRA_IPV4_ROUTE_IPV6_NEXTHOP_ADD, | |
411 | ZEBRA_BFD_DEST_REGISTER, | |
412 | ZEBRA_BFD_DEST_DEREGISTER, | |
413 | ZEBRA_BFD_DEST_UPDATE, | |
414 | ZEBRA_BFD_DEST_REPLAY, | |
415 | ZEBRA_REDISTRIBUTE_IPV4_ADD, | |
416 | ZEBRA_REDISTRIBUTE_IPV4_DEL, | |
417 | ZEBRA_REDISTRIBUTE_IPV6_ADD, | |
418 | ZEBRA_REDISTRIBUTE_IPV6_DEL, | |
419 | ZEBRA_VRF_UNREGISTER, | |
420 | ZEBRA_VRF_ADD, | |
421 | ZEBRA_VRF_DELETE, | |
422 | ZEBRA_INTERFACE_VRF_UPDATE, | |
423 | ZEBRA_BFD_CLIENT_REGISTER, | |
424 | ZEBRA_INTERFACE_ENABLE_RADV, | |
425 | ZEBRA_INTERFACE_DISABLE_RADV, | |
426 | ZEBRA_IPV4_NEXTHOP_LOOKUP_MRIB, | |
427 | ZEBRA_INTERFACE_LINK_PARAMS, | |
ce549947 RW |
428 | ZEBRA_MPLS_LABELS_ADD, |
429 | ZEBRA_MPLS_LABELS_DELETE, | |
65efcfce LB |
430 | ZEBRA_IPV4_NEXTHOP_ADD, |
431 | ZEBRA_IPV4_NEXTHOP_DELETE, | |
432 | ZEBRA_IPV6_NEXTHOP_ADD, | |
433 | ZEBRA_IPV6_NEXTHOP_DELETE, | |
b3d307ba | 434 | } zebra_message_types_t; |
718e3744 | 435 | |
c1b9800a | 436 | /* Marker value used in new Zserv, in the byte location corresponding |
437 | * the command value in the old zserv header. To allow old and new | |
438 | * Zserv headers to be distinguished from each other. | |
439 | */ | |
440 | #define ZEBRA_HEADER_MARKER 255 | |
441 | ||
e0ca5fde DL |
442 | /* Zebra route's types are defined in route_types.h */ |
443 | #include "route_types.h" | |
718e3744 | 444 | |
d6d672aa PJ |
445 | /* Note: whenever a new route-type or zserv-command is added the |
446 | * corresponding {command,route}_types[] table in lib/log.c MUST be | |
447 | * updated! */ | |
f52d13cb | 448 | |
449 | /* Map a route type to a string. For example, ZEBRA_ROUTE_RIPNG -> "ripng". */ | |
b6026073 | 450 | extern const char *zebra_route_string(unsigned int route_type); |
f52d13cb | 451 | /* Map a route type to a char. For example, ZEBRA_ROUTE_RIPNG -> 'R'. */ |
b6026073 | 452 | extern char zebra_route_char(unsigned int route_type); |
d6d672aa PJ |
453 | /* Map a zserv command type to the same string, |
454 | * e.g. ZEBRA_INTERFACE_ADD -> "ZEBRA_INTERFACE_ADD" */ | |
7514fb77 PJ |
455 | /* Map a protocol name to its number. e.g. ZEBRA_ROUTE_BGP->9*/ |
456 | extern int proto_name2num(const char *s); | |
e0ca5fde DL |
457 | /* Map redistribute X argument to protocol number. |
458 | * unlike proto_name2num, this accepts shorthands and takes | |
459 | * an AFI value to restrict input */ | |
460 | extern int proto_redistnum(int afi, const char *s); | |
7514fb77 | 461 | |
d6d672aa | 462 | extern const char *zserv_command_string (unsigned int command); |
f52d13cb | 463 | |
718e3744 | 464 | /* Error codes of zebra. */ |
dc95824a | 465 | #define ZEBRA_ERR_NOERROR 0 |
718e3744 | 466 | #define ZEBRA_ERR_RTEXIST -1 |
467 | #define ZEBRA_ERR_RTUNREACH -2 | |
468 | #define ZEBRA_ERR_EPERM -3 | |
469 | #define ZEBRA_ERR_RTNOEXIST -4 | |
dc95824a | 470 | #define ZEBRA_ERR_KERNEL -5 |
718e3744 | 471 | |
472 | /* Zebra message flags */ | |
473 | #define ZEBRA_FLAG_INTERNAL 0x01 | |
474 | #define ZEBRA_FLAG_SELFROUTE 0x02 | |
475 | #define ZEBRA_FLAG_BLACKHOLE 0x04 | |
476 | #define ZEBRA_FLAG_IBGP 0x08 | |
477 | #define ZEBRA_FLAG_SELECTED 0x10 | |
718e3744 | 478 | #define ZEBRA_FLAG_STATIC 0x40 |
81dfcaa2 | 479 | #define ZEBRA_FLAG_REJECT 0x80 |
525c1839 | 480 | #define ZEBRA_FLAG_SCOPE_LINK 0x100 |
446bb95e | 481 | #define ZEBRA_FLAG_FIB_OVERRIDE 0x200 |
718e3744 | 482 | |
718e3744 | 483 | #ifndef INADDR_LOOPBACK |
484 | #define INADDR_LOOPBACK 0x7f000001 /* Internet address 127.0.0.1. */ | |
485 | #endif | |
486 | ||
487 | /* Address family numbers from RFC1700. */ | |
e978e1de DS |
488 | typedef enum { |
489 | AFI_IP = 1, | |
490 | AFI_IP6 = 2, | |
32ac65d9 LB |
491 | AFI_ETHER = 3, /* RFC 1700 has "6" for 802.* */ |
492 | AFI_MAX = 4 | |
e978e1de | 493 | } afi_t; |
718e3744 | 494 | |
495 | /* Subsequent Address Family Identifier. */ | |
496 | #define SAFI_UNICAST 1 | |
497 | #define SAFI_MULTICAST 2 | |
0a28130d | 498 | #define SAFI_RESERVED_3 3 |
718e3744 | 499 | #define SAFI_MPLS_VPN 4 |
1ec23d90 LB |
500 | #define SAFI_ENCAP 7 /* per IANA */ |
501 | #define SAFI_MAX 8 | |
718e3744 | 502 | |
718e3744 | 503 | /* Default Administrative Distance of each protocol. */ |
504 | #define ZEBRA_KERNEL_DISTANCE_DEFAULT 0 | |
505 | #define ZEBRA_CONNECT_DISTANCE_DEFAULT 0 | |
506 | #define ZEBRA_STATIC_DISTANCE_DEFAULT 1 | |
507 | #define ZEBRA_RIP_DISTANCE_DEFAULT 120 | |
508 | #define ZEBRA_RIPNG_DISTANCE_DEFAULT 120 | |
509 | #define ZEBRA_OSPF_DISTANCE_DEFAULT 110 | |
510 | #define ZEBRA_OSPF6_DISTANCE_DEFAULT 110 | |
9e867fe6 | 511 | #define ZEBRA_ISIS_DISTANCE_DEFAULT 115 |
718e3744 | 512 | #define ZEBRA_IBGP_DISTANCE_DEFAULT 200 |
513 | #define ZEBRA_EBGP_DISTANCE_DEFAULT 20 | |
7ab5795a | 514 | #define ZEBRA_TABLE_DISTANCE_DEFAULT 15 |
718e3744 | 515 | |
516 | /* Flag manipulation macros. */ | |
517 | #define CHECK_FLAG(V,F) ((V) & (F)) | |
548e6f7d | 518 | #define SET_FLAG(V,F) (V) |= (F) |
519 | #define UNSET_FLAG(V,F) (V) &= ~(F) | |
fb018d25 | 520 | #define RESET_FLAG(V) (V) = 0 |
718e3744 | 521 | |
5228ad27 | 522 | typedef u_int8_t safi_t; |
718e3744 | 523 | |
c1b9800a | 524 | /* Zebra types. Used in Zserv message header. */ |
718e3744 | 525 | typedef u_int16_t zebra_size_t; |
c1b9800a | 526 | typedef u_int16_t zebra_command_t; |
718e3744 | 527 | |
b72ede27 FL |
528 | /* VRF ID type. */ |
529 | typedef u_int16_t vrf_id_t; | |
530 | ||
dc9ffce8 CF |
531 | typedef uint32_t route_tag_t; |
532 | #define ROUTE_TAG_MAX UINT32_MAX | |
533 | #define ROUTE_TAG_PRI PRIu32 | |
534 | ||
718e3744 | 535 | #endif /* _ZEBRA_H */ |