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eb5d44eb | 1 | /* |
2 | * IS-IS Rout(e)ing protocol - isis_misc.h | |
3 | * Miscellanous routines | |
4 | * | |
5 | * Copyright (C) 2001,2002 Sampo Saaristo | |
d62a17ae | 6 | * Tampere University of Technology |
eb5d44eb | 7 | * Institute of Communications Engineering |
8 | * | |
d62a17ae | 9 | * This program is free software; you can redistribute it and/or modify it |
10 | * under the terms of the GNU General Public Licenseas published by the Free | |
11 | * Software Foundation; either version 2 of the License, or (at your option) | |
eb5d44eb | 12 | * any later version. |
13 | * | |
d62a17ae | 14 | * This program is distributed in the hope that it will be useful,but WITHOUT |
15 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
16 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
eb5d44eb | 17 | * more details. |
896014f4 DL |
18 | * |
19 | * You should have received a copy of the GNU General Public License along | |
20 | * with this program; see the file COPYING; if not, write to the Free Software | |
21 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
eb5d44eb | 22 | */ |
23 | ||
eb5d44eb | 24 | #include <zebra.h> |
eb5d44eb | 25 | |
c7179009 | 26 | #include "printfrr.h" |
eb5d44eb | 27 | #include "stream.h" |
28 | #include "vty.h" | |
29 | #include "hash.h" | |
30 | #include "if.h" | |
9e867fe6 | 31 | #include "command.h" |
eb5d44eb | 32 | |
eb5d44eb | 33 | #include "isisd/isis_constants.h" |
34 | #include "isisd/isis_common.h" | |
3f045a08 | 35 | #include "isisd/isis_flags.h" |
eb5d44eb | 36 | #include "isisd/isis_circuit.h" |
3f045a08 | 37 | #include "isisd/isis_csm.h" |
eb5d44eb | 38 | #include "isisd/isisd.h" |
39 | #include "isisd/isis_misc.h" | |
40 | ||
eb5d44eb | 41 | #include "isisd/isis_lsp.h" |
42 | #include "isisd/isis_constants.h" | |
43 | #include "isisd/isis_adjacency.h" | |
3f045a08 | 44 | #include "isisd/isis_dynhn.h" |
eb5d44eb | 45 | |
73d1aead | 46 | /* staticly assigned vars for printing purposes */ |
47 | struct in_addr new_prefix; | |
73d1aead | 48 | /* len of xx.xxxx.xxxx.xxxx.xxxx.xxxx.xxxx.xxxx.xxxx.xxxx.xx */ |
73d1aead | 49 | /* + place for #0 termination */ |
9879e291 | 50 | char isonet[51]; |
73d1aead | 51 | /* len of xxYxxMxWxdxxhxxmxxs + place for #0 termination */ |
52 | char datestring[20]; | |
53 | char nlpidstring[30]; | |
54 | ||
eb5d44eb | 55 | /* |
56 | * This converts the isonet to its printable format | |
57 | */ | |
d7c0a89a | 58 | const char *isonet_print(const uint8_t *from, int len) |
f390d2c7 | 59 | { |
d62a17ae | 60 | int i = 0; |
61 | char *pos = isonet; | |
62 | ||
63 | if (!from) | |
64 | return "unknown"; | |
65 | ||
66 | while (i < len) { | |
67 | if (i & 1) { | |
68 | sprintf(pos, "%02x", *(from + i)); | |
69 | pos += 2; | |
70 | } else { | |
71 | if (i == (len - 1)) { /* No dot at the end of address */ | |
72 | sprintf(pos, "%02x", *(from + i)); | |
73 | pos += 2; | |
74 | } else { | |
75 | sprintf(pos, "%02x.", *(from + i)); | |
76 | pos += 3; | |
77 | } | |
78 | } | |
79 | i++; | |
f390d2c7 | 80 | } |
d62a17ae | 81 | *(pos) = '\0'; |
82 | return isonet; | |
eb5d44eb | 83 | } |
84 | ||
85 | /* | |
86 | * Returns 0 on error, length of buff on ok | |
d62a17ae | 87 | * extract dot from the dotted str, and insert all the number in a buff |
eb5d44eb | 88 | */ |
d7c0a89a | 89 | int dotformat2buff(uint8_t *buff, const char *dotted) |
eb5d44eb | 90 | { |
d62a17ae | 91 | int dotlen, len = 0; |
92 | const char *pos = dotted; | |
d7c0a89a | 93 | uint8_t number[3]; |
d62a17ae | 94 | int nextdotpos = 2; |
95 | ||
96 | number[2] = '\0'; | |
97 | dotlen = strlen(dotted); | |
98 | if (dotlen > 50) { | |
99 | /* this can't be an iso net, its too long */ | |
100 | return 0; | |
f390d2c7 | 101 | } |
102 | ||
d62a17ae | 103 | while ((pos - dotted) < dotlen && len < 20) { |
104 | if (*pos == '.') { | |
105 | /* we expect the . at 2, and than every 5 */ | |
106 | if ((pos - dotted) != nextdotpos) { | |
107 | len = 0; | |
108 | break; | |
109 | } | |
110 | nextdotpos += 5; | |
111 | pos++; | |
112 | continue; | |
113 | } | |
114 | /* we must have at least two chars left here */ | |
115 | if (dotlen - (pos - dotted) < 2) { | |
116 | len = 0; | |
117 | break; | |
118 | } | |
119 | ||
fefa5e0f DL |
120 | if ((isxdigit((unsigned char)*pos)) && |
121 | (isxdigit((unsigned char)*(pos + 1)))) { | |
d62a17ae | 122 | memcpy(number, pos, 2); |
123 | pos += 2; | |
124 | } else { | |
125 | len = 0; | |
126 | break; | |
127 | } | |
128 | ||
129 | *(buff + len) = (char)strtol((char *)number, NULL, 16); | |
130 | len++; | |
f390d2c7 | 131 | } |
eb5d44eb | 132 | |
d62a17ae | 133 | return len; |
eb5d44eb | 134 | } |
f390d2c7 | 135 | |
eb5d44eb | 136 | /* |
137 | * conversion of XXXX.XXXX.XXXX to memory | |
138 | */ | |
d7c0a89a | 139 | int sysid2buff(uint8_t *buff, const char *dotted) |
f390d2c7 | 140 | { |
d62a17ae | 141 | int len = 0; |
142 | const char *pos = dotted; | |
d7c0a89a | 143 | uint8_t number[3]; |
d62a17ae | 144 | |
145 | number[2] = '\0'; | |
146 | // surely not a sysid_string if not 14 length | |
147 | if (strlen(dotted) != 14) { | |
148 | return 0; | |
f390d2c7 | 149 | } |
150 | ||
d62a17ae | 151 | while (len < ISIS_SYS_ID_LEN) { |
152 | if (*pos == '.') { | |
153 | /* the . is not positioned correctly */ | |
154 | if (((pos - dotted) != 4) && ((pos - dotted) != 9)) { | |
155 | len = 0; | |
156 | break; | |
157 | } | |
158 | pos++; | |
159 | continue; | |
160 | } | |
fefa5e0f DL |
161 | if ((isxdigit((unsigned char)*pos)) && |
162 | (isxdigit((unsigned char)*(pos + 1)))) { | |
d62a17ae | 163 | memcpy(number, pos, 2); |
164 | pos += 2; | |
165 | } else { | |
166 | len = 0; | |
167 | break; | |
168 | } | |
169 | ||
170 | *(buff + len) = (char)strtol((char *)number, NULL, 16); | |
171 | len++; | |
172 | } | |
eb5d44eb | 173 | |
d62a17ae | 174 | return len; |
eb5d44eb | 175 | } |
176 | ||
9879e291 CF |
177 | const char *nlpid2str(uint8_t nlpid) |
178 | { | |
179 | static char buf[4]; | |
180 | switch (nlpid) { | |
181 | case NLPID_IP: | |
182 | return "IPv4"; | |
183 | case NLPID_IPV6: | |
184 | return "IPv6"; | |
185 | case NLPID_SNAP: | |
186 | return "SNAP"; | |
187 | case NLPID_CLNP: | |
188 | return "CLNP"; | |
189 | case NLPID_ESIS: | |
190 | return "ES-IS"; | |
191 | default: | |
192 | snprintf(buf, sizeof(buf), "%" PRIu8, nlpid); | |
193 | return buf; | |
194 | } | |
195 | } | |
196 | ||
eb5d44eb | 197 | /* |
198 | * converts the nlpids struct (filled by TLV #129) | |
199 | * into a string | |
200 | */ | |
201 | ||
d62a17ae | 202 | char *nlpid2string(struct nlpids *nlpids) |
f390d2c7 | 203 | { |
d62a17ae | 204 | char *pos = nlpidstring; |
205 | int i; | |
206 | ||
207 | for (i = 0; i < nlpids->count; i++) { | |
9879e291 | 208 | pos += sprintf(pos, "%s", nlpid2str(nlpids->nlpids[i])); |
d62a17ae | 209 | if (nlpids->count - i > 1) |
210 | pos += sprintf(pos, ", "); | |
f390d2c7 | 211 | } |
eb5d44eb | 212 | |
d62a17ae | 213 | *(pos) = '\0'; |
f390d2c7 | 214 | |
d62a17ae | 215 | return nlpidstring; |
eb5d44eb | 216 | } |
217 | ||
eb5d44eb | 218 | /* |
219 | * Returns 0 on error, IS-IS Circuit Type on ok | |
220 | */ | |
d62a17ae | 221 | int string2circuit_t(const char *str) |
eb5d44eb | 222 | { |
f390d2c7 | 223 | |
d62a17ae | 224 | if (!str) |
225 | return 0; | |
f390d2c7 | 226 | |
d62a17ae | 227 | if (!strcmp(str, "level-1")) |
228 | return IS_LEVEL_1; | |
eb5d44eb | 229 | |
d62a17ae | 230 | if (!strcmp(str, "level-2-only") || !strcmp(str, "level-2")) |
231 | return IS_LEVEL_2; | |
f390d2c7 | 232 | |
d62a17ae | 233 | if (!strcmp(str, "level-1-2")) |
234 | return IS_LEVEL_1_AND_2; | |
eb5d44eb | 235 | |
d62a17ae | 236 | return 0; |
eb5d44eb | 237 | } |
238 | ||
d62a17ae | 239 | const char *circuit_state2string(int state) |
3f045a08 JB |
240 | { |
241 | ||
d62a17ae | 242 | switch (state) { |
243 | case C_STATE_INIT: | |
244 | return "Init"; | |
245 | case C_STATE_CONF: | |
246 | return "Config"; | |
247 | case C_STATE_UP: | |
248 | return "Up"; | |
249 | default: | |
250 | return "Unknown"; | |
251 | } | |
252 | return NULL; | |
3f045a08 JB |
253 | } |
254 | ||
d62a17ae | 255 | const char *circuit_type2string(int type) |
3f045a08 JB |
256 | { |
257 | ||
d62a17ae | 258 | switch (type) { |
259 | case CIRCUIT_T_P2P: | |
260 | return "p2p"; | |
261 | case CIRCUIT_T_BROADCAST: | |
262 | return "lan"; | |
263 | case CIRCUIT_T_LOOPBACK: | |
264 | return "loopback"; | |
265 | default: | |
266 | return "Unknown"; | |
267 | } | |
268 | return NULL; | |
3f045a08 JB |
269 | } |
270 | ||
d62a17ae | 271 | const char *circuit_t2string(int circuit_t) |
eb5d44eb | 272 | { |
d62a17ae | 273 | switch (circuit_t) { |
274 | case IS_LEVEL_1: | |
275 | return "L1"; | |
276 | case IS_LEVEL_2: | |
277 | return "L2"; | |
278 | case IS_LEVEL_1_AND_2: | |
279 | return "L1L2"; | |
280 | default: | |
281 | return "??"; | |
282 | } | |
283 | ||
284 | return NULL; /* not reached */ | |
eb5d44eb | 285 | } |
286 | ||
d62a17ae | 287 | const char *syst2string(int type) |
eb5d44eb | 288 | { |
d62a17ae | 289 | switch (type) { |
290 | case ISIS_SYSTYPE_ES: | |
291 | return "ES"; | |
292 | case ISIS_SYSTYPE_IS: | |
293 | return "IS"; | |
294 | case ISIS_SYSTYPE_L1_IS: | |
295 | return "1"; | |
296 | case ISIS_SYSTYPE_L2_IS: | |
297 | return "2"; | |
298 | default: | |
299 | return "??"; | |
300 | } | |
301 | ||
302 | return NULL; /* not reached */ | |
eb5d44eb | 303 | } |
304 | ||
305 | /* | |
306 | * Print functions - we print to static vars | |
307 | */ | |
d7c0a89a | 308 | const char *snpa_print(const uint8_t *from) |
eb5d44eb | 309 | { |
9879e291 CF |
310 | return isis_format_id(from, ISIS_SYS_ID_LEN); |
311 | } | |
f390d2c7 | 312 | |
d7c0a89a | 313 | const char *sysid_print(const uint8_t *from) |
9879e291 CF |
314 | { |
315 | return isis_format_id(from, ISIS_SYS_ID_LEN); | |
316 | } | |
eb5d44eb | 317 | |
d7c0a89a | 318 | const char *rawlspid_print(const uint8_t *from) |
9879e291 CF |
319 | { |
320 | return isis_format_id(from, 8); | |
eb5d44eb | 321 | } |
322 | ||
9879e291 CF |
323 | #define FORMAT_ID_SIZE sizeof("0000.0000.0000.00-00") |
324 | const char *isis_format_id(const uint8_t *id, size_t len) | |
eb5d44eb | 325 | { |
9879e291 CF |
326 | #define FORMAT_BUF_COUNT 4 |
327 | static char buf_ring[FORMAT_BUF_COUNT][FORMAT_ID_SIZE]; | |
328 | static size_t cur_buf = 0; | |
d62a17ae | 329 | |
9879e291 | 330 | char *rv; |
d62a17ae | 331 | |
9879e291 CF |
332 | cur_buf++; |
333 | if (cur_buf >= FORMAT_BUF_COUNT) | |
334 | cur_buf = 0; | |
eb5d44eb | 335 | |
9879e291 | 336 | rv = buf_ring[cur_buf]; |
f390d2c7 | 337 | |
9879e291 CF |
338 | if (!id) { |
339 | snprintf(rv, FORMAT_ID_SIZE, "unknown"); | |
340 | return rv; | |
341 | } | |
eb5d44eb | 342 | |
9879e291 CF |
343 | if (len < 6) { |
344 | snprintf(rv, FORMAT_ID_SIZE, "Short ID"); | |
345 | return rv; | |
346 | } | |
d62a17ae | 347 | |
9879e291 CF |
348 | snprintf(rv, FORMAT_ID_SIZE, "%02x%02x.%02x%02x.%02x%02x", id[0], id[1], |
349 | id[2], id[3], id[4], id[5]); | |
350 | ||
351 | if (len > 6) | |
352 | snprintf(rv + 14, FORMAT_ID_SIZE - 14, ".%02x", id[6]); | |
353 | if (len > 7) | |
354 | snprintf(rv + 17, FORMAT_ID_SIZE - 17, "-%02x", id[7]); | |
d62a17ae | 355 | |
9879e291 | 356 | return rv; |
eb5d44eb | 357 | } |
358 | ||
d7c0a89a | 359 | const char *time2string(uint32_t time) |
f390d2c7 | 360 | { |
d62a17ae | 361 | char *pos = datestring; |
d7c0a89a | 362 | uint32_t rest; |
d62a17ae | 363 | |
364 | if (time == 0) | |
365 | return "-"; | |
366 | ||
367 | if (time / SECS_PER_YEAR) | |
368 | pos += sprintf(pos, "%uY", time / SECS_PER_YEAR); | |
369 | rest = time % SECS_PER_YEAR; | |
370 | if (rest / SECS_PER_MONTH) | |
371 | pos += sprintf(pos, "%uM", rest / SECS_PER_MONTH); | |
372 | rest = rest % SECS_PER_MONTH; | |
373 | if (rest / SECS_PER_WEEK) | |
374 | pos += sprintf(pos, "%uw", rest / SECS_PER_WEEK); | |
375 | rest = rest % SECS_PER_WEEK; | |
376 | if (rest / SECS_PER_DAY) | |
377 | pos += sprintf(pos, "%ud", rest / SECS_PER_DAY); | |
378 | rest = rest % SECS_PER_DAY; | |
379 | if (rest / SECS_PER_HOUR) | |
380 | pos += sprintf(pos, "%uh", rest / SECS_PER_HOUR); | |
381 | rest = rest % SECS_PER_HOUR; | |
382 | if (rest / SECS_PER_MINUTE) | |
383 | pos += sprintf(pos, "%um", rest / SECS_PER_MINUTE); | |
384 | rest = rest % SECS_PER_MINUTE; | |
385 | if (rest) | |
386 | pos += sprintf(pos, "%us", rest); | |
387 | ||
388 | *(pos) = 0; | |
389 | ||
390 | return datestring; | |
eb5d44eb | 391 | } |
392 | ||
393 | /* | |
394 | * routine to decrement a timer by a random | |
395 | * number | |
396 | * | |
397 | * first argument is the timer and the second is | |
398 | * the jitter | |
399 | */ | |
d62a17ae | 400 | unsigned long isis_jitter(unsigned long timer, unsigned long jitter) |
eb5d44eb | 401 | { |
d62a17ae | 402 | int j, k; |
eb5d44eb | 403 | |
d62a17ae | 404 | if (jitter >= 100) |
405 | return timer; | |
eb5d44eb | 406 | |
d62a17ae | 407 | if (timer == 1) |
408 | return timer; | |
409 | /* | |
410 | * randomizing just the percent value provides | |
411 | * no good random numbers - hence the spread | |
412 | * to RANDOM_SPREAD (100000), which is ok as | |
413 | * most IS-IS timers are no longer than 16 bit | |
414 | */ | |
eb5d44eb | 415 | |
d62a17ae | 416 | j = 1 + (int)((RANDOM_SPREAD * random()) / (RAND_MAX + 1.0)); |
eb5d44eb | 417 | |
d62a17ae | 418 | k = timer - (timer * (100 - jitter)) / 100; |
eb5d44eb | 419 | |
d62a17ae | 420 | timer = timer - (k * j / RANDOM_SPREAD); |
eb5d44eb | 421 | |
d62a17ae | 422 | return timer; |
eb5d44eb | 423 | } |
424 | ||
d7c0a89a | 425 | struct in_addr newprefix2inaddr(uint8_t *prefix_start, uint8_t prefix_masklen) |
eb5d44eb | 426 | { |
d62a17ae | 427 | memset(&new_prefix, 0, sizeof(new_prefix)); |
428 | memcpy(&new_prefix, prefix_start, | |
429 | (prefix_masklen & 0x3F) | |
430 | ? ((((prefix_masklen & 0x3F) - 1) >> 3) + 1) | |
431 | : 0); | |
432 | return new_prefix; | |
eb5d44eb | 433 | } |
434 | ||
3f045a08 JB |
435 | /* |
436 | * Returns the dynamic hostname associated with the passed system ID. | |
437 | * If no dynamic hostname found then returns formatted system ID. | |
438 | */ | |
d7c0a89a | 439 | const char *print_sys_hostname(const uint8_t *sysid) |
3f045a08 | 440 | { |
d62a17ae | 441 | struct isis_dynhn *dyn; |
3f045a08 | 442 | |
d62a17ae | 443 | if (!sysid) |
444 | return "nullsysid"; | |
3f045a08 | 445 | |
d62a17ae | 446 | /* For our system ID return our host name */ |
447 | if (memcmp(sysid, isis->sysid, ISIS_SYS_ID_LEN) == 0) | |
6b3ee3a0 | 448 | return cmd_hostname_get(); |
3f045a08 | 449 | |
d62a17ae | 450 | dyn = dynhn_find_by_id(sysid); |
451 | if (dyn) | |
af8ac8f9 | 452 | return dyn->hostname; |
3f045a08 | 453 | |
d62a17ae | 454 | return sysid_print(sysid); |
3f045a08 JB |
455 | } |
456 | ||
457 | /* | |
458 | * This function is a generic utility that logs data of given length. | |
459 | * Move this to a shared lib so that any protocol can use it. | |
460 | */ | |
d62a17ae | 461 | void zlog_dump_data(void *data, int len) |
3f045a08 | 462 | { |
d62a17ae | 463 | int i; |
464 | unsigned char *p; | |
465 | unsigned char c; | |
466 | char bytestr[4]; | |
467 | char addrstr[10]; | |
468 | char hexstr[16 * 3 + 5]; | |
469 | char charstr[16 * 1 + 5]; | |
470 | ||
471 | p = data; | |
472 | memset(bytestr, 0, sizeof(bytestr)); | |
473 | memset(addrstr, 0, sizeof(addrstr)); | |
474 | memset(hexstr, 0, sizeof(hexstr)); | |
475 | memset(charstr, 0, sizeof(charstr)); | |
476 | ||
477 | for (i = 1; i <= len; i++) { | |
478 | c = *p; | |
479 | if (isalnum(c) == 0) | |
480 | c = '.'; | |
481 | ||
482 | /* store address for this line */ | |
483 | if ((i % 16) == 1) | |
484 | snprintf(addrstr, sizeof(addrstr), "%p", p); | |
485 | ||
486 | /* store hex str (for left side) */ | |
487 | snprintf(bytestr, sizeof(bytestr), "%02X ", *p); | |
488 | strncat(hexstr, bytestr, sizeof(hexstr) - strlen(hexstr) - 1); | |
489 | ||
490 | /* store char str (for right side) */ | |
491 | snprintf(bytestr, sizeof(bytestr), "%c", c); | |
492 | strncat(charstr, bytestr, | |
493 | sizeof(charstr) - strlen(charstr) - 1); | |
494 | ||
495 | if ((i % 16) == 0) { | |
496 | /* line completed */ | |
497 | zlog_debug("[%8.8s] %-50.50s %s", addrstr, hexstr, | |
498 | charstr); | |
499 | hexstr[0] = 0; | |
500 | charstr[0] = 0; | |
501 | } else if ((i % 8) == 0) { | |
502 | /* half line: add whitespaces */ | |
503 | strncat(hexstr, " ", | |
504 | sizeof(hexstr) - strlen(hexstr) - 1); | |
505 | strncat(charstr, " ", | |
506 | sizeof(charstr) - strlen(charstr) - 1); | |
507 | } | |
508 | p++; /* next byte */ | |
509 | } | |
510 | ||
511 | /* print rest of buffer if not empty */ | |
512 | if (strlen(hexstr) > 0) | |
513 | zlog_debug("[%8.8s] %-50.50s %s", addrstr, hexstr, charstr); | |
514 | return; | |
3f045a08 | 515 | } |
9879e291 | 516 | |
9879e291 CF |
517 | void log_multiline(int priority, const char *prefix, const char *format, ...) |
518 | { | |
c7179009 | 519 | char shortbuf[256]; |
9879e291 CF |
520 | va_list ap; |
521 | char *p; | |
522 | ||
523 | va_start(ap, format); | |
94c4f72d | 524 | p = vasnprintfrr(MTYPE_TMP, shortbuf, sizeof(shortbuf), format, ap); |
9879e291 CF |
525 | va_end(ap); |
526 | ||
527 | if (!p) | |
528 | return; | |
529 | ||
530 | char *saveptr = NULL; | |
531 | for (char *line = strtok_r(p, "\n", &saveptr); line; | |
532 | line = strtok_r(NULL, "\n", &saveptr)) { | |
533 | zlog(priority, "%s%s", prefix, line); | |
534 | } | |
535 | ||
c7179009 DL |
536 | if (p != shortbuf) |
537 | XFREE(MTYPE_TMP, p); | |
9879e291 CF |
538 | } |
539 | ||
540 | void vty_multiline(struct vty *vty, const char *prefix, const char *format, ...) | |
541 | { | |
c7179009 | 542 | char shortbuf[256]; |
9879e291 CF |
543 | va_list ap; |
544 | char *p; | |
545 | ||
546 | va_start(ap, format); | |
94c4f72d | 547 | p = vasnprintfrr(MTYPE_TMP, shortbuf, sizeof(shortbuf), format, ap); |
9879e291 CF |
548 | va_end(ap); |
549 | ||
550 | if (!p) | |
551 | return; | |
552 | ||
553 | char *saveptr = NULL; | |
554 | for (char *line = strtok_r(p, "\n", &saveptr); line; | |
555 | line = strtok_r(NULL, "\n", &saveptr)) { | |
556 | vty_out(vty, "%s%s\n", prefix, line); | |
557 | } | |
558 | ||
c7179009 DL |
559 | if (p != shortbuf) |
560 | XFREE(MTYPE_TMP, p); | |
9879e291 | 561 | } |
02cd317e CF |
562 | |
563 | void vty_out_timestr(struct vty *vty, time_t uptime) | |
564 | { | |
565 | struct tm *tm; | |
566 | time_t difftime = time(NULL); | |
567 | difftime -= uptime; | |
568 | tm = gmtime(&difftime); | |
569 | ||
02cd317e CF |
570 | if (difftime < ONE_DAY_SECOND) |
571 | vty_out(vty, "%02d:%02d:%02d", tm->tm_hour, tm->tm_min, | |
572 | tm->tm_sec); | |
573 | else if (difftime < ONE_WEEK_SECOND) | |
574 | vty_out(vty, "%dd%02dh%02dm", tm->tm_yday, tm->tm_hour, | |
575 | tm->tm_min); | |
576 | else | |
577 | vty_out(vty, "%02dw%dd%02dh", tm->tm_yday / 7, | |
578 | tm->tm_yday - ((tm->tm_yday / 7) * 7), tm->tm_hour); | |
579 | vty_out(vty, " ago"); | |
580 | } |