xref: /freebsd/contrib/ntp/ntpdc/ntpdc_ops.c (revision f7c32ed617858bcd22f8d1b03199099d50125721)
1 /*
2  * ntpdc_ops.c - subroutines which are called to perform operations by
3  *		 ntpdc
4  */
5 
6 #ifdef HAVE_CONFIG_H
7 # include <config.h>
8 #endif
9 
10 #include <stdio.h>
11 #include <stddef.h>
12 
13 #include "ntpdc.h"
14 #include "ntp_net.h"
15 #include "ntp_control.h"
16 #include "ntp_refclock.h"
17 #include "ntp_stdlib.h"
18 
19 #include <ctype.h>
20 #ifdef HAVE_SYS_TIMEX_H
21 # include <sys/timex.h>
22 #endif
23 #if !defined(__bsdi__) && !defined(apollo)
24 #ifdef HAVE_NETINET_IN_H
25 #include <netinet/in.h>
26 #endif
27 #endif
28 
29 #include <arpa/inet.h>
30 
31 /*
32  * utility functions
33  */
34 static	int	checkitems	(size_t, FILE *);
35 static	int	checkitemsize	(size_t, size_t);
36 static	int	check1item	(size_t, FILE *);
37 
38 /*
39  * Declarations for command handlers in here
40  */
41 static	void	peerlist	(struct parse *, FILE *);
42 static	void	peers		(struct parse *, FILE *);
43 static	void	doconfig	(struct parse *pcmd, FILE *fp, int mode, int refc);
44 static	void	dmpeers		(struct parse *, FILE *);
45 static	void	dopeers		(struct parse *, FILE *, int);
46 static	void	printpeer	(struct info_peer *, FILE *);
47 static	void	showpeer	(struct parse *, FILE *);
48 static	void	peerstats	(struct parse *, FILE *);
49 static	void	loopinfo	(struct parse *, FILE *);
50 static	void	sysinfo		(struct parse *, FILE *);
51 static	void	sysstats	(struct parse *, FILE *);
52 static	void	iostats		(struct parse *, FILE *);
53 static	void	memstats	(struct parse *, FILE *);
54 static	void	timerstats	(struct parse *, FILE *);
55 static	void	addpeer		(struct parse *, FILE *);
56 static	void	addserver	(struct parse *, FILE *);
57 static	void	addrefclock	(struct parse *, FILE *);
58 static	void	broadcast	(struct parse *, FILE *);
59 static	void	doconfig	(struct parse *, FILE *, int, int);
60 static	void	unconfig	(struct parse *, FILE *);
61 static	void	set		(struct parse *, FILE *);
62 static	void	sys_clear	(struct parse *, FILE *);
63 static	void	doset		(struct parse *, FILE *, int);
64 static	void	reslist		(struct parse *, FILE *);
65 static	void	new_restrict	(struct parse *, FILE *);
66 static	void	unrestrict	(struct parse *, FILE *);
67 static	void	delrestrict	(struct parse *, FILE *);
68 static	void	do_restrict	(struct parse *, FILE *, int);
69 static	void	monlist		(struct parse *, FILE *);
70 static	void	reset		(struct parse *, FILE *);
71 static	void	preset		(struct parse *, FILE *);
72 static	void	readkeys	(struct parse *, FILE *);
73 static	void	trustkey	(struct parse *, FILE *);
74 static	void	untrustkey	(struct parse *, FILE *);
75 static	void	do_trustkey	(struct parse *, FILE *, int);
76 static	void	authinfo	(struct parse *, FILE *);
77 static	void	traps		(struct parse *, FILE *);
78 static	void	addtrap		(struct parse *, FILE *);
79 static	void	clrtrap		(struct parse *, FILE *);
80 static	void	do_addclr_trap	(struct parse *, FILE *, int);
81 static	void	requestkey	(struct parse *, FILE *);
82 static	void	controlkey	(struct parse *, FILE *);
83 static	void	do_changekey	(struct parse *, FILE *, int);
84 static	void	ctlstats	(struct parse *, FILE *);
85 static	void	clockstat	(struct parse *, FILE *);
86 static	void	fudge		(struct parse *, FILE *);
87 static	void	clkbug		(struct parse *, FILE *);
88 static	void	kerninfo	(struct parse *, FILE *);
89 static	void	get_if_stats	(struct parse *, FILE *);
90 static	void	do_if_reload	(struct parse *, FILE *);
91 
92 /*
93  * Commands we understand.  Ntpdc imports this.
94  */
95 struct xcmd opcmds[] = {
96 	{ "listpeers",	peerlist,	{ OPT|IP_VERSION, NO, NO, NO },
97 	  { "-4|-6", "", "", "" },
98 	  "display list of peers the server knows about [IP Version]" },
99 	{ "peers",	peers,	{ OPT|IP_VERSION, NO, NO, NO },
100 	  { "-4|-6", "", "", "" },
101 	  "display peer summary information [IP Version]" },
102 	{ "dmpeers",	dmpeers,	{ OPT|IP_VERSION, NO, NO, NO },
103 	  { "-4|-6", "", "", "" },
104 	  "display peer summary info the way Dave Mills likes it (IP Version)" },
105 	{ "showpeer",	showpeer, 	{ NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD},
106 	  { "peer_address", "peer2_addr", "peer3_addr", "peer4_addr" },
107 	  "display detailed information for one or more peers" },
108 	{ "pstats",	peerstats,	{ NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD },
109 	  { "peer_address", "peer2_addr", "peer3_addr", "peer4_addr" },
110 	  "display statistical information for one or more peers" },
111 	{ "loopinfo",	loopinfo,	{ OPT|NTP_STR, NO, NO, NO },
112 	  { "oneline|multiline", "", "", "" },
113 	  "display loop filter information" },
114 	{ "sysinfo",	sysinfo,	{ NO, NO, NO, NO },
115 	  { "", "", "", "" },
116 	  "display local server information" },
117 	{ "sysstats",	sysstats,	{ NO, NO, NO, NO },
118 	  { "", "", "", "" },
119 	  "display local server statistics" },
120 	{ "memstats",	memstats,	{ NO, NO, NO, NO },
121 	  { "", "", "", "" },
122 	  "display peer memory usage statistics" },
123 	{ "iostats",	iostats,	{ NO, NO, NO, NO },
124 	  { "", "", "", "" },
125 	  "display I/O subsystem statistics" },
126 	{ "timerstats",	timerstats,	{ NO, NO, NO, NO },
127 	  { "", "", "", "" },
128 	  "display event timer subsystem statistics" },
129 	{ "addpeer",	addpeer,	{ NTP_ADD, OPT|NTP_STR, OPT|NTP_STR, OPT|NTP_STR },
130 	  { "addr", "keyid", "version", "minpoll#|prefer|burst|iburst|'minpoll N'|'maxpoll N'|'keyid N'|'version N' ..." },
131 	  "configure a new peer association" },
132 	{ "addserver",	addserver,	{ NTP_ADD, OPT|NTP_STR, OPT|NTP_STR, OPT|NTP_STR },
133 	  { "addr", "keyid", "version", "minpoll#|prefer|burst|iburst|'minpoll N'|'maxpoll N'|'keyid N'|'version N' ..." },
134 	  "configure a new server" },
135 	{ "addrefclock",addrefclock,	{ NTP_ADD, OPT|NTP_UINT, OPT|NTP_STR, OPT|NTP_STR },
136 	  { "addr", "mode", "minpoll|prefer", "minpoll|prefer" },
137 	  "configure a new server" },
138 	{ "broadcast",	broadcast,	{ NTP_ADD, OPT|NTP_STR, OPT|NTP_STR, OPT|NTP_STR },
139 	  { "addr", "keyid", "version", "minpoll" },
140 	  "configure broadcasting time service" },
141 	{ "unconfig",	unconfig,	{ NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD },
142 	  { "peer_address", "peer2_addr", "peer3_addr", "peer4_addr" },
143 	  "unconfigure existing peer assocations" },
144 	{ "enable",	set,		{ NTP_STR, OPT|NTP_STR, OPT|NTP_STR, OPT|NTP_STR },
145 	  { "auth|bclient|monitor|pll|kernel|stats", "...", "...", "..." },
146 	  "set a system flag (auth, bclient, monitor, pll, kernel, stats)" },
147 	{ "disable",	sys_clear,	{ NTP_STR, OPT|NTP_STR, OPT|NTP_STR, OPT|NTP_STR },
148 	  { "auth|bclient|monitor|pll|kernel|stats", "...", "...", "..." },
149 	  "clear a system flag (auth, bclient, monitor, pll, kernel, stats)" },
150 	{ "reslist",	reslist,	{OPT|IP_VERSION, NO, NO, NO },
151 	  { "-4|-6", "", "", "" },
152 	  "display the server's restrict list" },
153 	{ "restrict",	new_restrict,	{ NTP_ADD, NTP_ADD, NTP_STR, OPT|NTP_STR },
154 	  { "address", "mask",
155 	    "ntpport|ignore|noserve|notrust|noquery|nomodify|nopeer|version|kod",
156 	    "..." },
157 	  "create restrict entry/add flags to entry" },
158 	{ "unrestrict", unrestrict,	{ NTP_ADD, NTP_ADD, NTP_STR, OPT|NTP_STR },
159 	  { "address", "mask",
160 	    "ntpport|ignore|noserve|notrust|noquery|nomodify|nopeer|version|kod",
161 	    "..." },
162 	  "remove flags from a restrict entry" },
163 	{ "delrestrict", delrestrict,	{ NTP_ADD, NTP_ADD, OPT|NTP_STR, NO },
164 	  { "address", "mask", "ntpport", "" },
165 	  "delete a restrict entry" },
166 	{ "monlist",	monlist,	{ OPT|NTP_INT, NO, NO, NO },
167 	  { "version", "", "", "" },
168 	  "display data the server's monitor routines have collected" },
169 	{ "reset",	reset,		{ NTP_STR, OPT|NTP_STR, OPT|NTP_STR, OPT|NTP_STR },
170 	  { "io|sys|mem|timer|auth|ctl|allpeers", "...", "...", "..." },
171 	  "reset various subsystem statistics counters" },
172 	{ "preset",	preset,		{ NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD },
173 	  { "peer_address", "peer2_addr", "peer3_addr", "peer4_addr" },
174 	  "reset stat counters associated with particular peer(s)" },
175 	{ "readkeys",	readkeys,	{ NO, NO, NO, NO },
176 	  { "", "", "", "" },
177 	  "request a reread of the keys file and re-init of system keys" },
178 	{ "trustedkey",	trustkey,	{ NTP_UINT, OPT|NTP_UINT, OPT|NTP_UINT, OPT|NTP_UINT },
179 	  { "keyid", "keyid", "keyid", "keyid" },
180 	  "add one or more key ID's to the trusted list" },
181 	{ "untrustedkey", untrustkey,	{ NTP_UINT, OPT|NTP_UINT, OPT|NTP_UINT, OPT|NTP_UINT },
182 	  { "keyid", "keyid", "keyid", "keyid" },
183 	  "remove one or more key ID's from the trusted list" },
184 	{ "authinfo",	authinfo,	{ NO, NO, NO, NO },
185 	  { "", "", "", "" },
186 	  "display the state of the authentication code" },
187 	{ "traps",	traps,		{ NO, NO, NO, NO },
188 	  { "", "", "", "" },
189 	  "display the traps set in the server" },
190 	{ "addtrap",	addtrap,	{ NTP_ADD, OPT|NTP_UINT, OPT|NTP_ADD, NO },
191 	  { "address", "port", "interface", "" },
192 	  "configure a trap in the server" },
193 	{ "clrtrap",	clrtrap,	{ NTP_ADD, OPT|NTP_UINT, OPT|NTP_ADD, NO },
194 	  { "address", "port", "interface", "" },
195 	  "remove a trap (configured or otherwise) from the server" },
196 	{ "requestkey",	requestkey,	{ NTP_UINT, NO, NO, NO },
197 	  { "keyid", "", "", "" },
198 	  "change the keyid the server uses to authenticate requests" },
199 	{ "controlkey",	controlkey,	{ NTP_UINT, NO, NO, NO },
200 	  { "keyid", "", "", "" },
201 	  "change the keyid the server uses to authenticate control messages" },
202 	{ "ctlstats",	ctlstats,	{ NO, NO, NO, NO },
203 	  { "", "", "", "" },
204 	  "display packet count statistics from the control module" },
205 	{ "clockstat",	clockstat,	{ NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD },
206 	  { "address", "address", "address", "address" },
207 	  "display clock status information" },
208 	{ "fudge",	fudge,		{ NTP_ADD, NTP_STR, NTP_STR, NO },
209 	  { "address", "time1|time2|val1|val2|flags", "value", "" },
210 	  "set/change one of a clock's fudge factors" },
211 	{ "clkbug",	clkbug,		{ NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD, OPT|NTP_ADD },
212 	  { "address", "address", "address", "address" },
213 	  "display clock debugging information" },
214 	{ "kerninfo",	kerninfo,	{ NO, NO, NO, NO },
215 	  { "", "", "", "" },
216 	  "display the kernel pll/pps variables" },
217 	{ "ifstats",	get_if_stats,	{ NO, NO, NO, NO },
218 	  { "", "", "", "" },
219 	  "list interface statistics" },
220 	{ "ifreload",	do_if_reload,	{ NO, NO, NO, NO },
221 	  { "", "", "", "" },
222 	  "reload interface configuration" },
223 	{ 0,		0,		{ NO, NO, NO, NO },
224 	  { "", "", "", "" }, "" }
225 };
226 
227 /*
228  * For quick string comparisons
229  */
230 #define	STREQ(a, b)	(*(a) == *(b) && strcmp((a), (b)) == 0)
231 
232 /*
233  * SET_SS_LEN_IF_PRESENT - used by SET_ADDR, SET_ADDRS macros
234  */
235 
236 #ifdef ISC_PLATFORM_HAVESALEN
237 #define SET_SS_LEN_IF_PRESENT(psau)				\
238 	do {							\
239 		(psau)->sa.sa_len = SOCKLEN(psau);		\
240 	} while (0)
241 #else
242 #define SET_SS_LEN_IF_PRESENT(psau)	do { } while (0)
243 #endif
244 
245 /*
246  * SET_ADDR - setup address for v4/v6 as needed
247  */
248 #define SET_ADDR(address, v6flag, v4addr, v6addr)		\
249 do {								\
250 	ZERO(address);						\
251 	if (v6flag) {						\
252 		AF(&(address)) = AF_INET6;			\
253 		SOCK_ADDR6(&(address)) = (v6addr);		\
254 	} else {						\
255 		AF(&(address)) = AF_INET;			\
256 		NSRCADR(&(address)) = (v4addr);			\
257 	}							\
258 	SET_SS_LEN_IF_PRESENT(&(address));			\
259 } while (0)
260 
261 
262 /*
263  * SET_ADDRS - setup source and destination addresses for
264  * v4/v6 as needed
265  */
266 #define SET_ADDRS(a1, a2, info, a1prefix, a2prefix)		\
267 do {								\
268 	ZERO(a1);						\
269 	ZERO(a2);						\
270 	if ((info)->v6_flag) {					\
271 		AF(&(a1)) = AF_INET6;				\
272 		AF(&(a2)) = AF_INET6;				\
273 		SOCK_ADDR6(&(a1)) = (info)->a1prefix##6;	\
274 		SOCK_ADDR6(&(a2)) = (info)->a2prefix##6;	\
275 	} else {						\
276 		AF(&(a1)) = AF_INET;				\
277 		AF(&(a2)) = AF_INET;				\
278 		NSRCADR(&(a1)) = (info)->a1prefix;		\
279 		NSRCADR(&(a2)) = (info)->a2prefix;		\
280 	}							\
281 	SET_SS_LEN_IF_PRESENT(&(a1));				\
282 	SET_SS_LEN_IF_PRESENT(&(a2));				\
283 } while (0)
284 
285 
286 /*
287  * checkitems - utility to print a message if no items were returned
288  */
289 static int
290 checkitems(
291 	size_t items,
292 	FILE *fp
293 	)
294 {
295 	if (items == 0) {
296 		(void) fprintf(fp, "No data returned in response to query\n");
297 		return 0;
298 	}
299 	return 1;
300 }
301 
302 
303 /*
304  * checkitemsize - utility to print a message if the item size is wrong
305  */
306 static int
307 checkitemsize(
308 	size_t itemsize,
309 	size_t expected
310 	)
311 {
312 	if (itemsize != expected) {
313 		(void) fprintf(stderr,
314 			       "***Incorrect item size returned by remote host (%lu should be %lu)\n",
315 			       (u_long)itemsize, (u_long)expected);
316 		return 0;
317 	}
318 	return 1;
319 }
320 
321 
322 /*
323  * check1item - check to make sure we have exactly one item
324  */
325 static int
326 check1item(
327 	size_t items,
328 	FILE *fp
329 	)
330 {
331 	if (items == 0) {
332 		(void) fprintf(fp, "No data returned in response to query\n");
333 		return 0;
334 	}
335 	if (items > 1) {
336 		(void) fprintf(fp, "Expected one item in response, got %lu\n",
337 			       (u_long)items);
338 		return 0;
339 	}
340 	return 1;
341 }
342 
343 
344 /*
345  * peerlist - get a short list of peers
346  */
347 /*ARGSUSED*/
348 static void
349 peerlist(
350 	struct parse *pcmd,
351 	FILE *fp
352 	)
353 {
354 	struct info_peer_list *plist;
355 	sockaddr_u paddr;
356 	size_t items;
357 	size_t itemsize;
358 	int res;
359 
360 again:
361 	res = doquery(impl_ver, REQ_PEER_LIST, 0, 0, 0, (char *)NULL, &items,
362 		      &itemsize, (void *)&plist, 0,
363 		      sizeof(struct info_peer_list));
364 
365 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
366 		impl_ver = IMPL_XNTPD_OLD;
367 		goto again;
368 	}
369 
370 	if (res != 0)
371 	    return;
372 
373 	if (!checkitems(items, fp))
374 	    return;
375 
376 	if (!checkitemsize(itemsize, sizeof(struct info_peer_list)) &&
377 	    !checkitemsize(itemsize, v4sizeof(struct info_peer_list)))
378 	    return;
379 
380 	while (items > 0) {
381 		SET_ADDR(paddr, plist->v6_flag, plist->addr, plist->addr6);
382 		if ((pcmd->nargs == 0) ||
383 		    ((pcmd->argval->ival == 6) && (plist->v6_flag != 0)) ||
384 		    ((pcmd->argval->ival == 4) && (plist->v6_flag == 0)))
385 		{
386 			const char *strhost = nntohost(&paddr);
387 			const char *straddr = stoa(&paddr);
388 			(void) fprintf(fp, "%-12s %s",
389 				modetoa(plist->hmode), strhost);
390 			if (strcmp(strhost,straddr))
391 				(void) fprintf(fp, " (%s)\n", straddr);
392 			else
393 				(void) fprintf(fp, "\n");
394 		}
395 		plist++;
396 		items--;
397 	}
398 }
399 
400 
401 /*
402  * peers - show peer summary
403  */
404 static void
405 peers(
406 	struct parse *pcmd,
407 	FILE *fp
408 	)
409 {
410 	dopeers(pcmd, fp, 0);
411 }
412 
413 /*
414  * dmpeers - show peer summary, Dave Mills style
415  */
416 static void
417 dmpeers(
418 	struct parse *pcmd,
419 	FILE *fp
420 	)
421 {
422 	dopeers(pcmd, fp, 1);
423 }
424 
425 
426 /*
427  * peers - show peer summary
428  */
429 /*ARGSUSED*/
430 static void
431 dopeers(
432 	struct parse *pcmd,
433 	FILE *fp,
434 	int dmstyle
435 	)
436 {
437 	struct info_peer_summary *plist;
438 	sockaddr_u dstadr;
439 	sockaddr_u srcadr;
440 	size_t items;
441 	size_t itemsize;
442 	int ntp_poll;
443 	int res;
444 	int c;
445 	l_fp tempts;
446 
447 again:
448 	res = doquery(impl_ver, REQ_PEER_LIST_SUM, 0, 0, 0, (char *)NULL,
449 		      &items, &itemsize, (void *)&plist, 0,
450 		      sizeof(struct info_peer_summary));
451 
452 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
453 		impl_ver = IMPL_XNTPD_OLD;
454 		goto again;
455 	}
456 
457 	if (res != 0)
458 	    return;
459 
460 	if (!checkitems(items, fp))
461 	    return;
462 
463 	if (!checkitemsize(itemsize, sizeof(struct info_peer_summary)) &&
464 	    !checkitemsize(itemsize, v4sizeof(struct info_peer_summary)))
465 		return;
466 
467 	(void) fprintf(fp,
468 		       "     remote           local      st poll reach  delay   offset    disp\n");
469 	(void) fprintf(fp,
470 		       "=======================================================================\n");
471 	while (items > 0) {
472 		if (!dmstyle) {
473 			if (plist->flags & INFO_FLAG_SYSPEER)
474 			    c = '*';
475 			else if (plist->hmode == MODE_ACTIVE)
476 			    c = '+';
477 			else if (plist->hmode == MODE_PASSIVE)
478 			    c = '-';
479 			else if (plist->hmode == MODE_CLIENT)
480 			    c = '=';
481 			else if (plist->hmode == MODE_BROADCAST)
482 			    c = '^';
483 			else if (plist->hmode == MODE_BCLIENT)
484 			    c = '~';
485 			else
486 			    c = ' ';
487 		} else {
488 			if (plist->flags & INFO_FLAG_SYSPEER)
489 			    c = '*';
490 			else if (plist->flags & INFO_FLAG_SHORTLIST)
491 			    c = '+';
492 			else if (plist->flags & INFO_FLAG_SEL_CANDIDATE)
493 			    c = '.';
494 			else
495 			    c = ' ';
496 		}
497 		NTOHL_FP(&(plist->offset), &tempts);
498 		ntp_poll = 1<<max(min3(plist->ppoll, plist->hpoll, NTP_MAXPOLL),
499 				  NTP_MINPOLL);
500 		SET_ADDRS(dstadr, srcadr, plist, dstadr, srcadr);
501 		if ((pcmd->nargs == 0) ||
502 		    ((pcmd->argval->ival == 6) && (plist->v6_flag != 0)) ||
503 		    ((pcmd->argval->ival == 4) && (plist->v6_flag == 0)))
504 			(void) fprintf(fp,
505 			    "%c%-15.15s %-15.15s %2u %4d  %3o %7.7s %9.9s %7.7s\n",
506 			    c, nntohost(&srcadr), stoa(&dstadr),
507 			    plist->stratum, ntp_poll, plist->reach,
508 			    fptoa(NTOHS_FP(plist->delay), 5),
509 			    lfptoa(&tempts, 6),
510 			    ufptoa(NTOHS_FP(plist->dispersion), 5));
511 		plist++;
512 		items--;
513 	}
514 }
515 
516 /* Convert a refid & stratum (in host order) to a string */
517 static char *
518 refid_string(
519 	u_int32 refid,
520 	int stratum
521 	)
522 {
523 	if (stratum <= 1) {
524 		static char junk[5];
525 		junk[4] = 0;
526 		memcpy(junk, &refid, 4);
527 		return junk;
528 	}
529 
530 	return numtoa(refid);
531 }
532 
533 static void
534 print_pflag(
535 	FILE *	fp,
536 	u_int32	flags
537 	)
538 {
539 	static const char none[] = "";
540 	static const char comma[] = ",";
541 	const char *dlim;
542 
543 	if (0 == flags) {
544 		fprintf(fp, " none\n");
545 		return;
546 	}
547 	dlim = none;
548 	if (flags & INFO_FLAG_SYSPEER) {
549 		fprintf(fp, " system_peer");
550 		dlim = comma;
551 	}
552 	if (flags & INFO_FLAG_CONFIG) {
553 		fprintf(fp, "%s config", dlim);
554 		dlim = comma;
555 	}
556 	if (flags & INFO_FLAG_REFCLOCK) {
557 		fprintf(fp, "%s refclock", dlim);
558 		dlim = comma;
559 	}
560 	if (flags & INFO_FLAG_AUTHENABLE) {
561 		fprintf(fp, "%s auth", dlim);
562 		dlim = comma;
563 	}
564 	if (flags & INFO_FLAG_PREFER) {
565 		fprintf(fp, "%s prefer", dlim);
566 		dlim = comma;
567 	}
568 	if (flags & INFO_FLAG_IBURST) {
569 		fprintf(fp, "%s iburst", dlim);
570 		dlim = comma;
571 	}
572 	if (flags & INFO_FLAG_BURST) {
573 		fprintf(fp, "%s burst", dlim);
574 		dlim = comma;
575 	}
576 	if (flags & INFO_FLAG_SEL_CANDIDATE) {
577 		fprintf(fp, "%s candidate", dlim);
578 		dlim = comma;
579 	}
580 	if (flags & INFO_FLAG_SHORTLIST) {
581 		fprintf(fp, "%s shortlist", dlim);
582 		dlim = comma;
583 	}
584 	fprintf(fp, "\n");
585 }
586 /*
587  * printpeer - print detail information for a peer
588  */
589 static void
590 printpeer(
591 	register struct info_peer *pp,
592 	FILE *fp
593 	)
594 {
595 	register int i;
596 	l_fp tempts;
597 	sockaddr_u srcadr, dstadr;
598 
599 	SET_ADDRS(dstadr, srcadr, pp, dstadr, srcadr);
600 
601 	(void) fprintf(fp, "remote %s, local %s\n",
602 		       stoa(&srcadr), stoa(&dstadr));
603 	(void) fprintf(fp, "hmode %s, pmode %s, stratum %d, precision %d\n",
604 		       modetoa(pp->hmode), modetoa(pp->pmode),
605 		       pp->stratum, pp->precision);
606 
607 	(void) fprintf(fp,
608 		       "leap %c%c, refid [%s], rootdistance %s, rootdispersion %s\n",
609 		       pp->leap & 0x2 ? '1' : '0',
610 		       pp->leap & 0x1 ? '1' : '0',
611 		       refid_string(pp->refid,
612 				    (pp->flags & INFO_FLAG_REFCLOCK ? 0 : pp->stratum)),
613 		       fptoa(NTOHS_FP(pp->rootdelay), 5),
614 		       ufptoa(NTOHS_FP(pp->rootdispersion), 5));
615 
616 	(void) fprintf(fp,
617 		       "ppoll %d, hpoll %d, keyid %lu, version %d, association %u\n",
618 		       pp->ppoll, pp->hpoll, (u_long)pp->keyid, pp->version, ntohs(pp->associd));
619 
620 	(void) fprintf(fp,
621 		       "reach %03o, unreach %d, flash 0x%04x, ",
622 		       pp->reach, pp->unreach, pp->flash2);
623 
624 	(void) fprintf(fp, "boffset %s, ttl/mode %d\n",
625 		       fptoa(NTOHS_FP(pp->estbdelay), 5), pp->ttl);
626 
627 	(void) fprintf(fp, "timer %lds, flags", (long)ntohl(pp->timer));
628 	print_pflag(fp, pp->flags);
629 
630 	NTOHL_FP(&pp->reftime, &tempts);
631 	(void) fprintf(fp, "reference time:      %s\n",
632 		       prettydate(&tempts));
633 	NTOHL_FP(&pp->org, &tempts);
634 	(void) fprintf(fp, "originate timestamp: %s\n",
635 		       prettydate(&tempts));
636 	NTOHL_FP(&pp->rec, &tempts);
637 	(void) fprintf(fp, "receive timestamp:   %s\n",
638 		       prettydate(&tempts));
639 	NTOHL_FP(&pp->xmt, &tempts);
640 	(void) fprintf(fp, "transmit timestamp:  %s\n",
641 		       prettydate(&tempts));
642 
643 	(void) fprintf(fp, "filter delay: ");
644 	for (i = 0; i < NTP_SHIFT; i++) {
645 		(void) fprintf(fp, " %-8.8s",
646 			       fptoa(NTOHS_FP(pp->filtdelay[i]), 5));
647 		if (i == (NTP_SHIFT>>1)-1)
648 		    (void) fprintf(fp, "\n              ");
649 	}
650 	(void) fprintf(fp, "\n");
651 
652 	(void) fprintf(fp, "filter offset:");
653 	for (i = 0; i < NTP_SHIFT; i++) {
654 		NTOHL_FP(&pp->filtoffset[i], &tempts);
655 		(void) fprintf(fp, " %-8.8s", lfptoa(&tempts, 6));
656 		if (i == (NTP_SHIFT>>1)-1)
657 		    (void) fprintf(fp, "\n              ");
658 	}
659 	(void) fprintf(fp, "\n");
660 
661 	(void) fprintf(fp, "filter order: ");
662 	for (i = 0; i < NTP_SHIFT; i++) {
663 		(void) fprintf(fp, " %-8d", pp->order[i]);
664 		if (i == (NTP_SHIFT>>1)-1)
665 		    (void) fprintf(fp, "\n              ");
666 	}
667 	(void) fprintf(fp, "\n");
668 
669 
670 	NTOHL_FP(&pp->offset, &tempts);
671 	(void) fprintf(fp,
672 		       "offset %s, delay %s, error bound %s, filter error %s\n",
673 		       lfptoa(&tempts, 6), fptoa(NTOHS_FP(pp->delay), 5),
674 		       ufptoa(NTOHS_FP(pp->dispersion), 5),
675 		       ufptoa(NTOHS_FP(pp->selectdisp), 5));
676 }
677 
678 
679 /*
680  * showpeer - show detailed information for a peer
681  */
682 static void
683 showpeer(
684 	struct parse *pcmd,
685 	FILE *fp
686 	)
687 {
688 	struct info_peer *pp;
689 	/* 4 is the maximum number of peers which will fit in a packet */
690 	struct info_peer_list *pl, plist[min(MAXARGS, 4)];
691 	size_t qitemlim;
692 	size_t qitems;
693 	size_t items;
694 	size_t itemsize;
695 	int res;
696 	int sendsize;
697 
698 again:
699 	if (impl_ver == IMPL_XNTPD)
700 		sendsize = sizeof(struct info_peer_list);
701 	else
702 		sendsize = v4sizeof(struct info_peer_list);
703 
704 	qitemlim = min(pcmd->nargs, COUNTOF(plist));
705 	for (qitems = 0, pl = plist; qitems < qitemlim; qitems++) {
706 		if (IS_IPV4(&pcmd->argval[qitems].netnum)) {
707 			pl->addr = NSRCADR(&pcmd->argval[qitems].netnum);
708 			if (impl_ver == IMPL_XNTPD)
709 				pl->v6_flag = 0;
710 		} else {
711 			if (impl_ver == IMPL_XNTPD_OLD) {
712 				fprintf(stderr,
713 				    "***Server doesn't understand IPv6 addresses\n");
714 				return;
715 			}
716 			pl->addr6 = SOCK_ADDR6(&pcmd->argval[qitems].netnum);
717 			pl->v6_flag = 1;
718 		}
719 		pl->port = (u_short)s_port;
720 		pl->hmode = pl->flags = 0;
721 		pl = (void *)((char *)pl + sendsize);
722 	}
723 
724 	res = doquery(impl_ver, REQ_PEER_INFO, 0, qitems,
725 		      sendsize, (char *)plist, &items,
726 		      &itemsize, (void *)&pp, 0, sizeof(struct info_peer));
727 
728 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
729 		impl_ver = IMPL_XNTPD_OLD;
730 		goto again;
731 	}
732 
733 	if (res != 0)
734 		return;
735 
736 	if (!checkitems(items, fp))
737 		return;
738 
739 	if (!checkitemsize(itemsize, sizeof(struct info_peer)) &&
740 	    !checkitemsize(itemsize, v4sizeof(struct info_peer)))
741 		return;
742 
743 	while (items-- > 0) {
744 		printpeer(pp, fp);
745 		if (items > 0)
746 			fprintf(fp, "\n");
747 		pp++;
748 	}
749 }
750 
751 
752 /*
753  * peerstats - return statistics for a peer
754  */
755 static void
756 peerstats(
757 	struct parse *pcmd,
758 	FILE *fp
759 	)
760 {
761 	struct info_peer_stats *pp;
762 	/* 4 is the maximum number of peers which will fit in a packet */
763 	struct info_peer_list *pl, plist[min(MAXARGS, 4)];
764 	sockaddr_u src, dst;
765 	size_t qitemlim;
766 	size_t qitems;
767 	size_t items;
768 	size_t itemsize;
769 	int res;
770 	size_t sendsize;
771 
772 again:
773 	if (impl_ver == IMPL_XNTPD)
774 		sendsize = sizeof(struct info_peer_list);
775 	else
776 		sendsize = v4sizeof(struct info_peer_list);
777 
778 	ZERO(plist);
779 
780 	qitemlim = min(pcmd->nargs, COUNTOF(plist));
781 	for (qitems = 0, pl = plist; qitems < qitemlim; qitems++) {
782 		if (IS_IPV4(&pcmd->argval[qitems].netnum)) {
783 			pl->addr = NSRCADR(&pcmd->argval[qitems].netnum);
784 			if (impl_ver == IMPL_XNTPD)
785 				pl->v6_flag = 0;
786 		} else {
787 			if (impl_ver == IMPL_XNTPD_OLD) {
788 				fprintf(stderr,
789 				    "***Server doesn't understand IPv6 addresses\n");
790 				return;
791 			}
792 			pl->addr6 = SOCK_ADDR6(&pcmd->argval[qitems].netnum);
793 			pl->v6_flag = 1;
794 		}
795 		pl->port = (u_short)s_port;
796 		pl->hmode = plist[qitems].flags = 0;
797 		pl = (void *)((char *)pl + sendsize);
798 	}
799 
800 	res = doquery(impl_ver, REQ_PEER_STATS, 0, qitems,
801 		      sendsize, (char *)plist, &items,
802 		      &itemsize, (void *)&pp, 0,
803 		      sizeof(struct info_peer_stats));
804 
805 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
806 		impl_ver = IMPL_XNTPD_OLD;
807 		goto again;
808 	}
809 
810 	if (res != 0)
811 		return;
812 
813 	if (!checkitems(items, fp))
814 	    return;
815 
816 	if (!checkitemsize(itemsize, sizeof(struct info_peer_stats)) &&
817 	    !checkitemsize(itemsize, v4sizeof(struct info_peer_stats)))
818 	    return;
819 
820 	while (items-- > 0) {
821 		ZERO_SOCK(&dst);
822 		ZERO_SOCK(&src);
823 		if (pp->v6_flag != 0) {
824 			AF(&dst) = AF_INET6;
825 			AF(&src) = AF_INET6;
826 			SOCK_ADDR6(&dst) = pp->dstadr6;
827 			SOCK_ADDR6(&src) = pp->srcadr6;
828 		} else {
829 			AF(&dst) = AF_INET;
830 			AF(&src) = AF_INET;
831 			NSRCADR(&dst) = pp->dstadr;
832 			NSRCADR(&src) = pp->srcadr;
833 		}
834 #ifdef ISC_PLATFORM_HAVESALEN
835 		src.sa.sa_len = SOCKLEN(&src);
836 		dst.sa.sa_len = SOCKLEN(&dst);
837 #endif
838 		fprintf(fp, "remote host:          %s\n",
839 			nntohost(&src));
840 		fprintf(fp, "local interface:      %s\n",
841 			stoa(&dst));
842 		fprintf(fp, "time last received:   %lus\n",
843 			(u_long)ntohl(pp->timereceived));
844 		fprintf(fp, "time until next send: %lus\n",
845 			(u_long)ntohl(pp->timetosend));
846 		fprintf(fp, "reachability change:  %lus\n",
847 			(u_long)ntohl(pp->timereachable));
848 		fprintf(fp, "packets sent:         %lu\n",
849 			(u_long)ntohl(pp->sent));
850 		fprintf(fp, "packets received:     %lu\n",
851 			(u_long)ntohl(pp->processed));
852 		fprintf(fp, "bad authentication:   %lu\n",
853 			(u_long)ntohl(pp->badauth));
854 		fprintf(fp, "bogus origin:         %lu\n",
855 			(u_long)ntohl(pp->bogusorg));
856 		fprintf(fp, "duplicate:            %lu\n",
857 			(u_long)ntohl(pp->oldpkt));
858 		fprintf(fp, "bad dispersion:       %lu\n",
859 			(u_long)ntohl(pp->seldisp));
860 		fprintf(fp, "bad reference time:   %lu\n",
861 			(u_long)ntohl(pp->selbroken));
862 		fprintf(fp, "candidate order:      %u\n",
863 			pp->candidate);
864 		if (items > 0)
865 			fprintf(fp, "\n");
866 		fprintf(fp, "flags:	");
867 		print_pflag(fp, ntohs(pp->flags));
868 		pp++;
869 	}
870 }
871 
872 
873 /*
874  * loopinfo - show loop filter information
875  */
876 static void
877 loopinfo(
878 	struct parse *pcmd,
879 	FILE *fp
880 	)
881 {
882 	struct info_loop *il;
883 	size_t items;
884 	size_t itemsize;
885 	int oneline = 0;
886 	int res;
887 	l_fp tempts;
888 
889 	if (pcmd->nargs > 0) {
890 		if (STREQ(pcmd->argval[0].string, "oneline"))
891 		    oneline = 1;
892 		else if (STREQ(pcmd->argval[0].string, "multiline"))
893 		    oneline = 0;
894 		else {
895 			(void) fprintf(stderr, "How many lines?\n");
896 			return;
897 		}
898 	}
899 
900 again:
901 	res = doquery(impl_ver, REQ_LOOP_INFO, 0, 0, 0, (char *)NULL,
902 		      &items, &itemsize, (void *)&il, 0,
903 		      sizeof(struct info_loop));
904 
905 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
906 		impl_ver = IMPL_XNTPD_OLD;
907 		goto again;
908 	}
909 
910 	if (res != 0)
911 	    return;
912 
913 	if (!check1item(items, fp))
914 	    return;
915 
916 	if (!checkitemsize(itemsize, sizeof(struct info_loop)))
917 	    return;
918 
919 	if (oneline) {
920 		l_fp temp2ts;
921 
922 		NTOHL_FP(&il->last_offset, &tempts);
923 		NTOHL_FP(&il->drift_comp, &temp2ts);
924 
925 		(void) fprintf(fp,
926 			       "offset %s, frequency %s, time_const %ld, watchdog %ld\n",
927 			       lfptoa(&tempts, 6),
928 			       lfptoa(&temp2ts, 3),
929 			       (long)(int32)ntohl((u_long)il->compliance),
930 			       (u_long)ntohl((u_long)il->watchdog_timer));
931 	} else {
932 		NTOHL_FP(&il->last_offset, &tempts);
933 		(void) fprintf(fp, "offset:               %s s\n",
934 			       lfptoa(&tempts, 6));
935 		NTOHL_FP(&il->drift_comp, &tempts);
936 		(void) fprintf(fp, "frequency:            %s ppm\n",
937 			       lfptoa(&tempts, 3));
938 		(void) fprintf(fp, "poll adjust:          %ld\n",
939 			       (long)(int32)ntohl(il->compliance));
940 		(void) fprintf(fp, "watchdog timer:       %ld s\n",
941 			       (u_long)ntohl(il->watchdog_timer));
942 	}
943 }
944 
945 
946 /*
947  * sysinfo - show current system state
948  */
949 /*ARGSUSED*/
950 static void
951 sysinfo(
952 	struct parse *pcmd,
953 	FILE *fp
954 	)
955 {
956 	struct info_sys *is;
957 	sockaddr_u peeraddr;
958 	size_t items;
959 	size_t itemsize;
960 	int res;
961 	l_fp tempts;
962 
963 again:
964 	res = doquery(impl_ver, REQ_SYS_INFO, 0, 0, 0, (char *)NULL,
965 		      &items, &itemsize, (void *)&is, 0,
966 		      sizeof(struct info_sys));
967 
968 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
969 		impl_ver = IMPL_XNTPD_OLD;
970 		goto again;
971 	}
972 
973 	if (res != 0)
974 	    return;
975 
976 	if (!check1item(items, fp))
977 	    return;
978 
979 	if (!checkitemsize(itemsize, sizeof(struct info_sys)) &&
980 	    !checkitemsize(itemsize, v4sizeof(struct info_sys)))
981 	    return;
982 
983 	SET_ADDR(peeraddr, is->v6_flag, is->peer, is->peer6);
984 
985 	(void) fprintf(fp, "system peer:          %s\n", nntohost(&peeraddr));
986 	(void) fprintf(fp, "system peer mode:     %s\n", modetoa(is->peer_mode));
987 	(void) fprintf(fp, "leap indicator:       %c%c\n",
988 		       is->leap & 0x2 ? '1' : '0',
989 		       is->leap & 0x1 ? '1' : '0');
990 	(void) fprintf(fp, "stratum:              %d\n", (int)is->stratum);
991 	(void) fprintf(fp, "precision:            %d\n", (int)is->precision);
992 	(void) fprintf(fp, "root distance:        %s s\n",
993 		       fptoa(NTOHS_FP(is->rootdelay), 5));
994 	(void) fprintf(fp, "root dispersion:      %s s\n",
995 		       ufptoa(NTOHS_FP(is->rootdispersion), 5));
996 	(void) fprintf(fp, "reference ID:         [%s]\n",
997 		       refid_string(is->refid, is->stratum));
998 	NTOHL_FP(&is->reftime, &tempts);
999 	(void) fprintf(fp, "reference time:       %s\n", prettydate(&tempts));
1000 
1001 	(void) fprintf(fp, "system flags:         ");
1002 	if ((is->flags & (INFO_FLAG_BCLIENT | INFO_FLAG_AUTHENABLE |
1003 	    INFO_FLAG_NTP | INFO_FLAG_KERNEL| INFO_FLAG_CAL |
1004 	    INFO_FLAG_PPS_SYNC | INFO_FLAG_MONITOR | INFO_FLAG_FILEGEN)) == 0) {
1005 		(void) fprintf(fp, "none\n");
1006 	} else {
1007 		if (is->flags & INFO_FLAG_BCLIENT)
1008 		    (void) fprintf(fp, "bclient ");
1009 		if (is->flags & INFO_FLAG_AUTHENTICATE)
1010 		    (void) fprintf(fp, "auth ");
1011 		if (is->flags & INFO_FLAG_MONITOR)
1012 		    (void) fprintf(fp, "monitor ");
1013 		if (is->flags & INFO_FLAG_NTP)
1014 		    (void) fprintf(fp, "ntp ");
1015 		if (is->flags & INFO_FLAG_KERNEL)
1016 		    (void) fprintf(fp, "kernel ");
1017 		if (is->flags & INFO_FLAG_FILEGEN)
1018 		    (void) fprintf(fp, "stats ");
1019 		if (is->flags & INFO_FLAG_CAL)
1020 		    (void) fprintf(fp, "calibrate ");
1021 		if (is->flags & INFO_FLAG_PPS_SYNC)
1022 		    (void) fprintf(fp, "pps ");
1023 		(void) fprintf(fp, "\n");
1024 	}
1025 	(void) fprintf(fp, "jitter:               %s s\n",
1026 		       fptoa(ntohl(is->frequency), 6));
1027 	(void) fprintf(fp, "stability:            %s ppm\n",
1028 		       ufptoa(ntohl(is->stability), 3));
1029 	(void) fprintf(fp, "broadcastdelay:       %s s\n",
1030 		       fptoa(NTOHS_FP(is->bdelay), 6));
1031 	NTOHL_FP(&is->authdelay, &tempts);
1032 	(void) fprintf(fp, "authdelay:            %s s\n", lfptoa(&tempts, 6));
1033 }
1034 
1035 
1036 /*
1037  * sysstats - print system statistics
1038  */
1039 /*ARGSUSED*/
1040 static void
1041 sysstats(
1042 	struct parse *pcmd,
1043 	FILE *fp
1044 	)
1045 {
1046 	struct info_sys_stats *ss;
1047 	size_t items;
1048 	size_t itemsize;
1049 	int res;
1050 
1051 again:
1052 	res = doquery(impl_ver, REQ_SYS_STATS, 0, 0, 0, (char *)NULL,
1053 		      &items, &itemsize, (void *)&ss, 0,
1054 		      sizeof(struct info_sys_stats));
1055 
1056 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
1057 		impl_ver = IMPL_XNTPD_OLD;
1058 		goto again;
1059 	}
1060 
1061 	if (res != 0)
1062 	    return;
1063 
1064 	if (!check1item(items, fp))
1065 	    return;
1066 
1067 	if (itemsize != sizeof(struct info_sys_stats) &&
1068 	    itemsize != sizeof(struct old_info_sys_stats)) {
1069 		/* issue warning according to new structure size */
1070 		checkitemsize(itemsize, sizeof(struct info_sys_stats));
1071 		return;
1072 	}
1073 	fprintf(fp, "time since restart:     %lu\n",
1074 		(u_long)ntohl(ss->timeup));
1075 	fprintf(fp, "time since reset:       %lu\n",
1076 		(u_long)ntohl(ss->timereset));
1077 	fprintf(fp, "packets received:       %lu\n",
1078 		(u_long)ntohl(ss->received));
1079 	fprintf(fp, "packets processed:      %lu\n",
1080 		(u_long)ntohl(ss->processed));
1081 	fprintf(fp, "current version:        %lu\n",
1082 		(u_long)ntohl(ss->newversionpkt));
1083 	fprintf(fp, "previous version:       %lu\n",
1084 		(u_long)ntohl(ss->oldversionpkt));
1085 	fprintf(fp, "declined:               %lu\n",
1086 		(u_long)ntohl(ss->unknownversion));
1087 	fprintf(fp, "access denied:          %lu\n",
1088 		(u_long)ntohl(ss->denied));
1089 	fprintf(fp, "bad length or format:   %lu\n",
1090 		(u_long)ntohl(ss->badlength));
1091 	fprintf(fp, "bad authentication:     %lu\n",
1092 		(u_long)ntohl(ss->badauth));
1093 	if (itemsize != sizeof(struct info_sys_stats))
1094 	    return;
1095 
1096 	fprintf(fp, "rate exceeded:          %lu\n",
1097 	       (u_long)ntohl(ss->limitrejected));
1098 }
1099 
1100 
1101 
1102 /*
1103  * iostats - print I/O statistics
1104  */
1105 /*ARGSUSED*/
1106 static void
1107 iostats(
1108 	struct parse *pcmd,
1109 	FILE *fp
1110 	)
1111 {
1112 	struct info_io_stats *io;
1113 	size_t items;
1114 	size_t itemsize;
1115 	int res;
1116 
1117 again:
1118 	res = doquery(impl_ver, REQ_IO_STATS, 0, 0, 0, NULL, &items,
1119 		      &itemsize, (void *)&io, 0, sizeof(*io));
1120 
1121 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
1122 		impl_ver = IMPL_XNTPD_OLD;
1123 		goto again;
1124 	}
1125 
1126 	if (res != 0)
1127 		return;
1128 
1129 	if (!check1item(items, fp))
1130 		return;
1131 
1132 	if (!checkitemsize(itemsize, sizeof(*io)))
1133 		return;
1134 
1135 	fprintf(fp, "time since reset:     %lu\n",
1136 		(u_long)ntohl(io->timereset));
1137 	fprintf(fp, "receive buffers:      %u\n",
1138 		(u_int)ntohs(io->totalrecvbufs));
1139 	fprintf(fp, "free receive buffers: %u\n",
1140 		(u_int)ntohs(io->freerecvbufs));
1141 	fprintf(fp, "used receive buffers: %u\n",
1142 		(u_int)ntohs(io->fullrecvbufs));
1143 	fprintf(fp, "low water refills:    %u\n",
1144 		(u_int)ntohs(io->lowwater));
1145 	fprintf(fp, "dropped packets:      %lu\n",
1146 		(u_long)ntohl(io->dropped));
1147 	fprintf(fp, "ignored packets:      %lu\n",
1148 		(u_long)ntohl(io->ignored));
1149 	fprintf(fp, "received packets:     %lu\n",
1150 		(u_long)ntohl(io->received));
1151 	fprintf(fp, "packets sent:         %lu\n",
1152 		(u_long)ntohl(io->sent));
1153 	fprintf(fp, "packets not sent:     %lu\n",
1154 		(u_long)ntohl(io->notsent));
1155 	fprintf(fp, "interrupts handled:   %lu\n",
1156 		(u_long)ntohl(io->interrupts));
1157 	fprintf(fp, "received by int:      %lu\n",
1158 		(u_long)ntohl(io->int_received));
1159 }
1160 
1161 
1162 /*
1163  * memstats - print peer memory statistics
1164  */
1165 /*ARGSUSED*/
1166 static void
1167 memstats(
1168 	struct parse *pcmd,
1169 	FILE *fp
1170 	)
1171 {
1172 	struct info_mem_stats *mem;
1173 	int i;
1174 	size_t items;
1175 	size_t itemsize;
1176 	int res;
1177 
1178 again:
1179 	res = doquery(impl_ver, REQ_MEM_STATS, 0, 0, 0, NULL, &items,
1180 		      &itemsize, (void *)&mem, 0, sizeof(*mem));
1181 
1182 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
1183 		impl_ver = IMPL_XNTPD_OLD;
1184 		goto again;
1185 	}
1186 
1187 	if (res != 0)
1188 		return;
1189 
1190 	if (!check1item(items, fp))
1191 		return;
1192 
1193 	if (!checkitemsize(itemsize, sizeof(*mem)))
1194 		return;
1195 
1196 	fprintf(fp, "time since reset:     %lu\n",
1197 		(u_long)ntohl(mem->timereset));
1198 	fprintf(fp, "total peer memory:    %u\n",
1199 		(u_int)ntohs(mem->totalpeermem));
1200 	fprintf(fp, "free peer memory:     %u\n",
1201 		(u_int)ntohs(mem->freepeermem));
1202 	fprintf(fp, "calls to findpeer:    %lu\n",
1203 		(u_long)ntohl(mem->findpeer_calls));
1204 	fprintf(fp, "new peer allocations: %lu\n",
1205 		(u_long)ntohl(mem->allocations));
1206 	fprintf(fp, "peer demobilizations: %lu\n",
1207 		(u_long)ntohl(mem->demobilizations));
1208 
1209 	fprintf(fp, "hash table counts:   ");
1210 	for (i = 0; i < NTP_HASH_SIZE; i++) {
1211 		fprintf(fp, "%4d", (int)mem->hashcount[i]);
1212 		if ((i % 8) == 7 && i != (NTP_HASH_SIZE-1))
1213 			fprintf(fp, "\n                     ");
1214 	}
1215 	fprintf(fp, "\n");
1216 }
1217 
1218 
1219 
1220 /*
1221  * timerstats - print timer statistics
1222  */
1223 /*ARGSUSED*/
1224 static void
1225 timerstats(
1226 	struct parse *pcmd,
1227 	FILE *fp
1228 	)
1229 {
1230 	struct info_timer_stats *tim;
1231 	size_t items;
1232 	size_t itemsize;
1233 	int res;
1234 
1235 again:
1236 	res = doquery(impl_ver, REQ_TIMER_STATS, 0, 0, 0, NULL, &items,
1237 		      &itemsize, (void *)&tim, 0, sizeof(*tim));
1238 
1239 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
1240 		impl_ver = IMPL_XNTPD_OLD;
1241 		goto again;
1242 	}
1243 
1244 	if (res != 0)
1245 		return;
1246 
1247 	if (!check1item(items, fp))
1248 		return;
1249 
1250 	if (!checkitemsize(itemsize, sizeof(*tim)))
1251 		return;
1252 
1253 	fprintf(fp, "time since reset:  %lu\n",
1254 		(u_long)ntohl(tim->timereset));
1255 	fprintf(fp, "alarms handled:    %lu\n",
1256 		(u_long)ntohl(tim->alarms));
1257 	fprintf(fp, "alarm overruns:    %lu\n",
1258 		(u_long)ntohl(tim->overflows));
1259 	fprintf(fp, "calls to transmit: %lu\n",
1260 		(u_long)ntohl(tim->xmtcalls));
1261 }
1262 
1263 
1264 /*
1265  * addpeer - configure an active mode association
1266  */
1267 static void
1268 addpeer(
1269 	struct parse *pcmd,
1270 	FILE *fp
1271 	)
1272 {
1273 	doconfig(pcmd, fp, MODE_ACTIVE, 0);
1274 }
1275 
1276 
1277 /*
1278  * addserver - configure a client mode association
1279  */
1280 static void
1281 addserver(
1282 	struct parse *pcmd,
1283 	FILE *fp
1284 	)
1285 {
1286 	doconfig(pcmd, fp, MODE_CLIENT, 0);
1287 }
1288 
1289 /*
1290  * addrefclock - configure a reference clock association
1291  */
1292 static void
1293 addrefclock(
1294 	struct parse *pcmd,
1295 	FILE *fp
1296 	)
1297 {
1298 	doconfig(pcmd, fp, MODE_CLIENT, 1);
1299 }
1300 
1301 /*
1302  * broadcast - configure a broadcast mode association
1303  */
1304 static void
1305 broadcast(
1306 	struct parse *pcmd,
1307 	FILE *fp
1308 	)
1309 {
1310 	doconfig(pcmd, fp, MODE_BROADCAST, 0);
1311 }
1312 
1313 
1314 /*
1315  * config - configure a new peer association
1316  */
1317 static void
1318 doconfig(
1319 	struct parse *pcmd,
1320 	FILE *fp,
1321 	int mode,
1322 	int refc
1323 	)
1324 {
1325 	struct conf_peer cpeer;
1326 	size_t items;
1327 	size_t itemsize;
1328 	const char *dummy;
1329 	u_long keyid;
1330 	u_int version;
1331 	u_char minpoll;
1332 	u_char maxpoll;
1333 	u_int flags;
1334 	u_char cmode;
1335 	int res;
1336 	int sendsize;
1337 	int numtyp;
1338 	long val;
1339 
1340 again:
1341 	keyid = 0;
1342 	version = 3;
1343 	flags = 0;
1344 	res = FALSE;
1345 	cmode = 0;
1346 	minpoll = NTP_MINDPOLL;
1347 	maxpoll = NTP_MAXDPOLL;
1348 	numtyp = 1;
1349 	if (refc)
1350 		numtyp = 5;
1351 
1352 	if (impl_ver == IMPL_XNTPD)
1353 		sendsize = sizeof(struct conf_peer);
1354 	else
1355 		sendsize = v4sizeof(struct conf_peer);
1356 
1357 	items = 1;
1358 	while (pcmd->nargs > (size_t)items) {
1359 		if (STREQ(pcmd->argval[items].string, "prefer"))
1360 			flags |= CONF_FLAG_PREFER;
1361 		else if (STREQ(pcmd->argval[items].string, "burst"))
1362 			flags |= CONF_FLAG_BURST;
1363 		else if (STREQ(pcmd->argval[items].string, "iburst"))
1364 			flags |= CONF_FLAG_IBURST;
1365 		else if (!refc && STREQ(pcmd->argval[items].string, "keyid"))
1366 			numtyp = 1;
1367 		else if (!refc && STREQ(pcmd->argval[items].string, "version"))
1368 			numtyp = 2;
1369 		else if (STREQ(pcmd->argval[items].string, "minpoll"))
1370 			numtyp = 3;
1371 		else if (STREQ(pcmd->argval[items].string, "maxpoll"))
1372 			numtyp = 4;
1373 		else {
1374 			if (!atoint(pcmd->argval[items].string, &val))
1375 				numtyp = 0;
1376 			switch (numtyp) {
1377 			case 1:
1378 				keyid = val;
1379 				numtyp = 2;
1380 				break;
1381 
1382 			case 2:
1383 				version = (u_int)val;
1384 				numtyp = 0;
1385 				break;
1386 
1387 			case 3:
1388 				minpoll = (u_char)val;
1389 				numtyp = 0;
1390 				break;
1391 
1392 			case 4:
1393 				maxpoll = (u_char)val;
1394 				numtyp = 0;
1395 				break;
1396 
1397 			case 5:
1398 				cmode = (u_char)val;
1399 				numtyp = 0;
1400 				break;
1401 
1402 			default:
1403 				fprintf(fp, "*** '%s' not understood\n",
1404 					pcmd->argval[items].string);
1405 				res = TRUE;
1406 				numtyp = 0;
1407 			}
1408 			if (val < 0) {
1409 				fprintf(stderr,
1410 					"*** Value '%s' should be unsigned\n",
1411 					pcmd->argval[items].string);
1412 				res = TRUE;
1413 			}
1414 		}
1415 		items++;
1416 	}
1417 	if (keyid > 0)
1418 		flags |= CONF_FLAG_AUTHENABLE;
1419 	if (version > NTP_VERSION || version < NTP_OLDVERSION) {
1420 		fprintf(fp, "***invalid version number: %u\n",
1421 			version);
1422 		res = TRUE;
1423 	}
1424 	if (minpoll < NTP_MINPOLL || minpoll > NTP_MAXPOLL ||
1425 	    maxpoll < NTP_MINPOLL || maxpoll > NTP_MAXPOLL ||
1426 	    minpoll > maxpoll) {
1427 		fprintf(fp, "***min/max-poll must be within %d..%d\n",
1428 			NTP_MINPOLL, NTP_MAXPOLL);
1429 		res = TRUE;
1430 	}
1431 
1432 	if (res)
1433 		return;
1434 
1435 	ZERO(cpeer);
1436 
1437 	if (IS_IPV4(&pcmd->argval[0].netnum)) {
1438 		cpeer.peeraddr = NSRCADR(&pcmd->argval[0].netnum);
1439 		if (impl_ver == IMPL_XNTPD)
1440 			cpeer.v6_flag = 0;
1441 	} else {
1442 		if (impl_ver == IMPL_XNTPD_OLD) {
1443 			fprintf(stderr,
1444 			    "***Server doesn't understand IPv6 addresses\n");
1445 			return;
1446 		}
1447 		cpeer.peeraddr6 = SOCK_ADDR6(&pcmd->argval[0].netnum);
1448 		cpeer.v6_flag = 1;
1449 	}
1450 	cpeer.hmode = (u_char) mode;
1451 	cpeer.keyid = keyid;
1452 	cpeer.version = (u_char) version;
1453 	cpeer.minpoll = minpoll;
1454 	cpeer.maxpoll = maxpoll;
1455 	cpeer.flags = (u_char)flags;
1456 	cpeer.ttl = cmode;
1457 
1458 	res = doquery(impl_ver, REQ_CONFIG, 1, 1,
1459 		      sendsize, (char *)&cpeer, &items,
1460 		      &itemsize, &dummy, 0, sizeof(struct conf_peer));
1461 
1462 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
1463 		impl_ver = IMPL_XNTPD_OLD;
1464 		goto again;
1465 	}
1466 
1467 	if (res == INFO_ERR_FMT) {
1468 		(void) fprintf(fp,
1469 		    "***Retrying command with old conf_peer size\n");
1470 		res = doquery(impl_ver, REQ_CONFIG, 1, 1,
1471 			      sizeof(struct old_conf_peer), (char *)&cpeer,
1472 			      &items, &itemsize, &dummy, 0,
1473 			      sizeof(struct conf_peer));
1474 	}
1475 	if (res == 0)
1476 	    (void) fprintf(fp, "done!\n");
1477 	return;
1478 }
1479 
1480 
1481 /*
1482  * unconfig - unconfigure some associations
1483  */
1484 static void
1485 unconfig(
1486 	struct parse *pcmd,
1487 	FILE *fp
1488 	)
1489 {
1490 	/* 8 is the maximum number of peers which will fit in a packet */
1491 	struct conf_unpeer *pl, plist[min(MAXARGS, 8)];
1492 	size_t qitemlim;
1493 	size_t qitems;
1494 	size_t items;
1495 	size_t itemsize;
1496 	const char *dummy;
1497 	int res;
1498 	size_t sendsize;
1499 
1500 again:
1501 	if (impl_ver == IMPL_XNTPD)
1502 		sendsize = sizeof(struct conf_unpeer);
1503 	else
1504 		sendsize = v4sizeof(struct conf_unpeer);
1505 
1506 	qitemlim = min(pcmd->nargs, COUNTOF(plist));
1507 	for (qitems = 0, pl = plist; qitems < qitemlim; qitems++) {
1508 		if (IS_IPV4(&pcmd->argval[0].netnum)) {
1509 			pl->peeraddr = NSRCADR(&pcmd->argval[qitems].netnum);
1510 			if (impl_ver == IMPL_XNTPD)
1511 				pl->v6_flag = 0;
1512 		} else {
1513 			if (impl_ver == IMPL_XNTPD_OLD) {
1514 				fprintf(stderr,
1515 				    "***Server doesn't understand IPv6 addresses\n");
1516 				return;
1517 			}
1518 			pl->peeraddr6 =
1519 			    SOCK_ADDR6(&pcmd->argval[qitems].netnum);
1520 			pl->v6_flag = 1;
1521 		}
1522 		pl = (void *)((char *)pl + sendsize);
1523 	}
1524 
1525 	res = doquery(impl_ver, REQ_UNCONFIG, 1, qitems,
1526 		      sendsize, (char *)plist, &items,
1527 		      &itemsize, &dummy, 0, sizeof(struct conf_unpeer));
1528 
1529 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
1530 		impl_ver = IMPL_XNTPD_OLD;
1531 		goto again;
1532 	}
1533 
1534 	if (res == 0)
1535 	    (void) fprintf(fp, "done!\n");
1536 }
1537 
1538 
1539 /*
1540  * set - set some system flags
1541  */
1542 static void
1543 set(
1544 	struct parse *pcmd,
1545 	FILE *fp
1546 	)
1547 {
1548 	doset(pcmd, fp, REQ_SET_SYS_FLAG);
1549 }
1550 
1551 
1552 /*
1553  * clear - clear some system flags
1554  */
1555 static void
1556 sys_clear(
1557 	struct parse *pcmd,
1558 	FILE *fp
1559 	)
1560 {
1561 	doset(pcmd, fp, REQ_CLR_SYS_FLAG);
1562 }
1563 
1564 
1565 /*
1566  * doset - set/clear system flags
1567  */
1568 static void
1569 doset(
1570 	struct parse *pcmd,
1571 	FILE *fp,
1572 	int req
1573 	)
1574 {
1575 	struct conf_sys_flags sys;
1576 	size_t items;
1577 	size_t itemsize;
1578 	const char *dummy;
1579 	int res;
1580 
1581 	sys.flags = 0;
1582 	res = 0;
1583 	for (items = 0; (size_t)items < pcmd->nargs; items++) {
1584 		if (STREQ(pcmd->argval[items].string, "auth"))
1585 			sys.flags |= SYS_FLAG_AUTH;
1586 		else if (STREQ(pcmd->argval[items].string, "bclient"))
1587 			sys.flags |= SYS_FLAG_BCLIENT;
1588 		else if (STREQ(pcmd->argval[items].string, "calibrate"))
1589 			sys.flags |= SYS_FLAG_CAL;
1590 		else if (STREQ(pcmd->argval[items].string, "kernel"))
1591 			sys.flags |= SYS_FLAG_KERNEL;
1592 		else if (STREQ(pcmd->argval[items].string, "monitor"))
1593 			sys.flags |= SYS_FLAG_MONITOR;
1594 		else if (STREQ(pcmd->argval[items].string, "ntp"))
1595 			sys.flags |= SYS_FLAG_NTP;
1596 		else if (STREQ(pcmd->argval[items].string, "pps"))
1597 			sys.flags |= SYS_FLAG_PPS;
1598 		else if (STREQ(pcmd->argval[items].string, "stats"))
1599 			sys.flags |= SYS_FLAG_FILEGEN;
1600 		else {
1601 			(void) fprintf(fp, "Unknown flag %s\n",
1602 			    pcmd->argval[items].string);
1603 			res = 1;
1604 		}
1605 	}
1606 
1607 	sys.flags = htonl(sys.flags);
1608 	if (res || sys.flags == 0)
1609 	    return;
1610 
1611 again:
1612 	res = doquery(impl_ver, req, 1, 1,
1613 		      sizeof(struct conf_sys_flags), (char *)&sys, &items,
1614 		      &itemsize, &dummy, 0, sizeof(struct conf_sys_flags));
1615 
1616 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
1617 		impl_ver = IMPL_XNTPD_OLD;
1618 		goto again;
1619 	}
1620 
1621 	if (res == 0)
1622 	    (void) fprintf(fp, "done!\n");
1623 }
1624 
1625 
1626 /*
1627  * data for printing/interrpreting the restrict flags
1628  */
1629 struct resflags {
1630   const char *str;
1631 	int bit;
1632 };
1633 
1634 /* XXX: HMS: we apparently don't report set bits we do not recognize. */
1635 
1636 static struct resflags resflagsV2[] = {
1637 	{ "ignore",	0x001 },
1638 	{ "noserve",	0x002 },
1639 	{ "notrust",	0x004 },
1640 	{ "noquery",	0x008 },
1641 	{ "nomodify",	0x010 },
1642 	{ "nopeer",	0x020 },
1643 	{ "notrap",	0x040 },
1644 	{ "lptrap",	0x080 },
1645 	{ "limited",	0x100 },
1646 	{ "",		0 }
1647 };
1648 
1649 static struct resflags resflagsV3[] = {
1650 	{ "ignore",	RES_IGNORE },
1651 	{ "noserve",	RES_DONTSERVE },
1652 	{ "notrust",	RES_DONTTRUST },
1653 	{ "noquery",	RES_NOQUERY },
1654 	{ "nomodify",	RES_NOMODIFY },
1655 	{ "nopeer",	RES_NOPEER },
1656 	{ "notrap",	RES_NOTRAP },
1657 	{ "lptrap",	RES_LPTRAP },
1658 	{ "limited",	RES_LIMITED },
1659 	{ "version",	RES_VERSION },
1660 	{ "kod",	RES_KOD },
1661 	{ "flake",	RES_FLAKE },
1662 
1663 	{ "",		0 }
1664 };
1665 
1666 static struct resflags resmflags[] = {
1667 	{ "ntpport",	RESM_NTPONLY },
1668 	{ "interface",	RESM_INTERFACE },
1669 	{ "source",	RESM_SOURCE },
1670 	{ "",		0 }
1671 };
1672 
1673 
1674 /*
1675  * reslist - obtain and print the server's restrict list
1676  */
1677 /*ARGSUSED*/
1678 static void
1679 reslist(
1680 	struct parse *pcmd,
1681 	FILE *fp
1682 	)
1683 {
1684 	struct info_restrict *rl;
1685 	sockaddr_u resaddr;
1686 	sockaddr_u maskaddr;
1687 	size_t items;
1688 	size_t itemsize;
1689 	int res;
1690 	int skip;
1691 	const char *addr;
1692 	const char *mask;
1693 	struct resflags *rf;
1694 	u_int32 count;
1695 	u_short rflags;
1696 	u_short mflags;
1697 	char flagstr[300];
1698 	static const char *comma = ", ";
1699 
1700 again:
1701 	res = doquery(impl_ver, REQ_GET_RESTRICT, 0, 0, 0, (char *)NULL,
1702 		      &items, &itemsize, (void *)&rl, 0,
1703 		      sizeof(struct info_restrict));
1704 
1705 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
1706 		impl_ver = IMPL_XNTPD_OLD;
1707 		goto again;
1708 	}
1709 
1710 	if (res != 0)
1711 		return;
1712 
1713 	if (!checkitems(items, fp))
1714 		return;
1715 
1716 	if (!checkitemsize(itemsize, sizeof(struct info_restrict)) &&
1717 	    !checkitemsize(itemsize, v4sizeof(struct info_restrict)))
1718 		return;
1719 
1720 	fprintf(fp,
1721 		"   address          mask            count        flags\n");
1722 	fprintf(fp,
1723 		"=====================================================================\n");
1724 
1725 	while (items > 0) {
1726 		SET_ADDRS(resaddr, maskaddr, rl, addr, mask);
1727 		if (rl->v6_flag != 0) {
1728 			addr = nntohost(&resaddr);
1729 		} else {
1730 			if (rl->mask == (u_int32)0xffffffff)
1731 				addr = nntohost(&resaddr);
1732 			else
1733 				addr = stoa(&resaddr);
1734 		}
1735 		mask = stoa(&maskaddr);
1736 		skip = 1;
1737 		if ((pcmd->nargs == 0) ||
1738 		    ((pcmd->argval->ival == 6) && (rl->v6_flag != 0)) ||
1739 		    ((pcmd->argval->ival == 4) && (rl->v6_flag == 0)))
1740 			skip = 0;
1741 		count = ntohl(rl->count);
1742 		rflags = ntohs(rl->rflags);
1743 		mflags = ntohs(rl->mflags);
1744 		flagstr[0] = '\0';
1745 
1746 		res = 1;
1747 		rf = &resmflags[0];
1748 		while (rf->bit != 0) {
1749 			if (mflags & rf->bit) {
1750 				if (!res)
1751 					strlcat(flagstr, comma,
1752 						sizeof(flagstr));
1753 				res = 0;
1754 				strlcat(flagstr, rf->str,
1755 					sizeof(flagstr));
1756 			}
1757 			rf++;
1758 		}
1759 
1760 		rf = (impl_ver == IMPL_XNTPD_OLD)
1761 			 ? &resflagsV2[0]
1762 			 : &resflagsV3[0];
1763 
1764 		while (rf->bit != 0) {
1765 			if (rflags & rf->bit) {
1766 				if (!res)
1767 					strlcat(flagstr, comma,
1768 						sizeof(flagstr));
1769 				res = 0;
1770 				strlcat(flagstr, rf->str,
1771 					sizeof(flagstr));
1772 			}
1773 			rf++;
1774 		}
1775 
1776 		if (flagstr[0] == '\0')
1777 			strlcpy(flagstr, "none", sizeof(flagstr));
1778 
1779 		if (!skip)
1780 			fprintf(fp, "%-15.15s %-15.15s %9lu  %s\n",
1781 				addr, mask, (u_long)count, flagstr);
1782 		rl++;
1783 		items--;
1784 	}
1785 }
1786 
1787 
1788 
1789 /*
1790  * new_restrict - create/add a set of restrictions
1791  */
1792 static void
1793 new_restrict(
1794 	struct parse *pcmd,
1795 	FILE *fp
1796 	)
1797 {
1798 	do_restrict(pcmd, fp, REQ_RESADDFLAGS);
1799 }
1800 
1801 
1802 /*
1803  * unrestrict - remove restriction flags from existing entry
1804  */
1805 static void
1806 unrestrict(
1807 	struct parse *pcmd,
1808 	FILE *fp
1809 	)
1810 {
1811 	do_restrict(pcmd, fp, REQ_RESSUBFLAGS);
1812 }
1813 
1814 
1815 /*
1816  * delrestrict - delete an existing restriction
1817  */
1818 static void
1819 delrestrict(
1820 	struct parse *pcmd,
1821 	FILE *fp
1822 	)
1823 {
1824 	do_restrict(pcmd, fp, REQ_UNRESTRICT);
1825 }
1826 
1827 
1828 /*
1829  * do_restrict - decode commandline restrictions and make the request
1830  */
1831 static void
1832 do_restrict(
1833 	struct parse *pcmd,
1834 	FILE *fp,
1835 	int req_code
1836 	)
1837 {
1838 	struct conf_restrict cres;
1839 	size_t items;
1840 	size_t itemsize;
1841 	const char *dummy;
1842 	u_int32 num;
1843 	u_long bit;
1844 	int i;
1845 	size_t res;
1846 	int err;
1847 	int sendsize;
1848 
1849 	/* Initialize cres */
1850 	cres.addr = 0;
1851 	cres.mask = 0;
1852 	cres.flags = 0;
1853 	cres.mflags = 0;
1854 	cres.v6_flag = 0;
1855 
1856 again:
1857 	if (impl_ver == IMPL_XNTPD)
1858 		sendsize = sizeof(struct conf_restrict);
1859 	else
1860 		sendsize = v4sizeof(struct conf_restrict);
1861 
1862 	if (IS_IPV4(&pcmd->argval[0].netnum)) {
1863 		cres.addr = NSRCADR(&pcmd->argval[0].netnum);
1864 		cres.mask = NSRCADR(&pcmd->argval[1].netnum);
1865 		if (impl_ver == IMPL_XNTPD)
1866 			cres.v6_flag = 0;
1867 	} else {
1868 		if (impl_ver == IMPL_XNTPD_OLD) {
1869 			fprintf(stderr,
1870 				"***Server doesn't understand IPv6 addresses\n");
1871 			return;
1872 		}
1873 		cres.addr6 = SOCK_ADDR6(&pcmd->argval[0].netnum);
1874 		cres.v6_flag = 1;
1875 	}
1876 	cres.flags = 0;
1877 	cres.mflags = 0;
1878 	err = FALSE;
1879 	for (res = 2; res < pcmd->nargs; res++) {
1880 		if (STREQ(pcmd->argval[res].string, "ntpport")) {
1881 			cres.mflags |= RESM_NTPONLY;
1882 		} else {
1883 			for (i = 0; resflagsV3[i].bit != 0; i++) {
1884 				if (STREQ(pcmd->argval[res].string,
1885 					  resflagsV3[i].str))
1886 					break;
1887 			}
1888 			if (resflagsV3[i].bit != 0) {
1889 				cres.flags |= resflagsV3[i].bit;
1890 				if (req_code == REQ_UNRESTRICT) {
1891 					fprintf(fp,
1892 						"Flag %s inappropriate\n",
1893 						resflagsV3[i].str);
1894 					err = TRUE;
1895 				}
1896 			} else {
1897 				fprintf(fp, "Unknown flag %s\n",
1898 					pcmd->argval[res].string);
1899 				err = TRUE;
1900 			}
1901 		}
1902 	}
1903 	cres.flags = htons(cres.flags);
1904 	cres.mflags = htons(cres.mflags);
1905 
1906 	/*
1907 	 * Make sure mask for default address is zero.  Otherwise,
1908 	 * make sure mask bits are contiguous.
1909 	 */
1910 	if (IS_IPV4(&pcmd->argval[0].netnum)) {
1911 		if (cres.addr == 0) {
1912 			cres.mask = 0;
1913 		} else {
1914 			num = ntohl(cres.mask);
1915 			for (bit = 0x80000000; bit != 0; bit >>= 1)
1916 				if ((num & bit) == 0)
1917 					break;
1918 			for ( ; bit != 0; bit >>= 1)
1919 				if ((num & bit) != 0)
1920 					break;
1921 			if (bit != 0) {
1922 				fprintf(fp, "Invalid mask %s\n",
1923 					numtoa(cres.mask));
1924 				err = TRUE;
1925 			}
1926 		}
1927 	} else {
1928 		/* XXX IPv6 sanity checking stuff */
1929 	}
1930 
1931 	if (err)
1932 		return;
1933 
1934 	res = doquery(impl_ver, req_code, 1, 1, sendsize, (char *)&cres,
1935 		      &items, &itemsize, &dummy, 0, sizeof(cres));
1936 
1937 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
1938 		impl_ver = IMPL_XNTPD_OLD;
1939 		goto again;
1940 	}
1941 
1942 	if (res == 0)
1943 	    (void) fprintf(fp, "done!\n");
1944 	return;
1945 }
1946 
1947 
1948 /*
1949  * monlist - obtain and print the server's monitor data
1950  */
1951 /*ARGSUSED*/
1952 static void
1953 monlist(
1954 	struct parse *pcmd,
1955 	FILE *fp
1956 	)
1957 {
1958 	const char *struct_star;
1959 	const struct info_monitor *ml;
1960 	const struct info_monitor_1 *m1;
1961 	const struct old_info_monitor *oml;
1962 	sockaddr_u addr;
1963 	sockaddr_u dstadr;
1964 	size_t items;
1965 	size_t itemsize;
1966 	int res;
1967 	int version = -1;
1968 
1969 	if (pcmd->nargs > 0)
1970 		version = pcmd->argval[0].ival;
1971 
1972 again:
1973 	res = doquery(impl_ver,
1974 		      (version == 1 || version == -1) ? REQ_MON_GETLIST_1 :
1975 		      REQ_MON_GETLIST, 0, 0, 0, NULL,
1976 		      &items, &itemsize, &struct_star,
1977 		      (version < 0) ? (1 << INFO_ERR_REQ) : 0,
1978 		      sizeof(struct info_monitor_1));
1979 
1980 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
1981 		impl_ver = IMPL_XNTPD_OLD;
1982 		goto again;
1983 	}
1984 
1985 	if (res == INFO_ERR_REQ && version < 0)
1986 		res = doquery(impl_ver, REQ_MON_GETLIST, 0, 0, 0, NULL,
1987 			      &items, &itemsize, &struct_star, 0,
1988 			      sizeof(struct info_monitor));
1989 
1990 	if (res != 0)
1991 		return;
1992 
1993 	if (!checkitems(items, fp))
1994 		return;
1995 
1996 	if (itemsize == sizeof(struct info_monitor_1) ||
1997 	    itemsize == v4sizeof(struct info_monitor_1)) {
1998 
1999 	    m1 = (const void*)struct_star;
2000 		fprintf(fp,
2001 			"remote address          port local address      count m ver rstr avgint  lstint\n");
2002 		fprintf(fp,
2003 			"===============================================================================\n");
2004 		while (items > 0) {
2005 			SET_ADDRS(dstadr, addr, m1, daddr, addr);
2006 			if ((pcmd->nargs == 0) ||
2007 			    ((pcmd->argval->ival == 6) && (m1->v6_flag != 0)) ||
2008 			    ((pcmd->argval->ival == 4) && (m1->v6_flag == 0)))
2009 				fprintf(fp,
2010 				    "%-22.22s %5d %-15s %8lu %1u %1u %6lx %6lu %7lu\n",
2011 				    nntohost(&addr),
2012 				    ntohs(m1->port),
2013 				    stoa(&dstadr),
2014 				    (u_long)ntohl(m1->count),
2015 				    m1->mode,
2016 				    m1->version,
2017 				    (u_long)ntohl(m1->restr),
2018 				    (u_long)ntohl(m1->avg_int),
2019 				    (u_long)ntohl(m1->last_int));
2020 			m1++;
2021 			items--;
2022 		}
2023 	} else if (itemsize == sizeof(struct info_monitor) ||
2024 	    itemsize == v4sizeof(struct info_monitor)) {
2025 
2026 		ml = (const void *)struct_star;
2027 		fprintf(fp,
2028 			"     address               port     count mode ver rstr avgint  lstint\n");
2029 		fprintf(fp,
2030 			"===============================================================================\n");
2031 		while (items > 0) {
2032 			SET_ADDR(dstadr, ml->v6_flag, ml->addr, ml->addr6);
2033 			if ((pcmd->nargs == 0) ||
2034 			    ((pcmd->argval->ival == 6) && (ml->v6_flag != 0)) ||
2035 			    ((pcmd->argval->ival == 4) && (ml->v6_flag == 0)))
2036 				fprintf(fp,
2037 				    "%-25.25s %5u %9lu %4u %2u %9lx %9lu %9lu\n",
2038 				    nntohost(&dstadr),
2039 				    ntohs(ml->port),
2040 				    (u_long)ntohl(ml->count),
2041 				    ml->mode,
2042 				    ml->version,
2043 				    (u_long)ntohl(ml->restr),
2044 				    (u_long)ntohl(ml->avg_int),
2045 				    (u_long)ntohl(ml->last_int));
2046 			ml++;
2047 			items--;
2048 		}
2049 	} else if (itemsize == sizeof(struct old_info_monitor)) {
2050 
2051 		oml = (const void *)struct_star;
2052 		fprintf(fp,
2053 			"     address          port     count  mode version  lasttime firsttime\n");
2054 		fprintf(fp,
2055 			"======================================================================\n");
2056 		while (items > 0) {
2057 			SET_ADDR(dstadr, oml->v6_flag, oml->addr, oml->addr6);
2058 			fprintf(fp, "%-20.20s %5u %9lu %4u   %3u %9lu %9lu\n",
2059 				nntohost(&dstadr),
2060 				ntohs(oml->port),
2061 				(u_long)ntohl(oml->count),
2062 				oml->mode,
2063 				oml->version,
2064 				(u_long)ntohl(oml->lasttime),
2065 				(u_long)ntohl(oml->firsttime));
2066 			oml++;
2067 			items--;
2068 		}
2069 	} else {
2070 		/* issue warning according to new info_monitor size */
2071 		checkitemsize(itemsize, sizeof(struct info_monitor));
2072 	}
2073 }
2074 
2075 
2076 /*
2077  * Mapping between command line strings and stat reset flags
2078  */
2079 struct statreset {
2080 	const char * const	str;
2081 	const int		flag;
2082 } sreset[] = {
2083 	{ "allpeers",	RESET_FLAG_ALLPEERS },
2084 	{ "io",		RESET_FLAG_IO },
2085 	{ "sys",	RESET_FLAG_SYS },
2086 	{ "mem",	RESET_FLAG_MEM },
2087 	{ "timer",	RESET_FLAG_TIMER },
2088 	{ "auth",	RESET_FLAG_AUTH },
2089 	{ "ctl",	RESET_FLAG_CTL },
2090 	{ "",		0 }
2091 };
2092 
2093 /*
2094  * reset - reset statistic counters
2095  */
2096 static void
2097 reset(
2098 	struct parse *pcmd,
2099 	FILE *fp
2100 	)
2101 {
2102 	struct reset_flags rflags;
2103 	size_t items;
2104 	size_t itemsize;
2105 	const char *dummy;
2106 	int i;
2107 	size_t res;
2108 	int err;
2109 
2110 	err = 0;
2111 	rflags.flags = 0;
2112 	for (res = 0; res < pcmd->nargs; res++) {
2113 		for (i = 0; sreset[i].flag != 0; i++) {
2114 			if (STREQ(pcmd->argval[res].string, sreset[i].str))
2115 				break;
2116 		}
2117 		if (sreset[i].flag == 0) {
2118 			fprintf(fp, "Flag %s unknown\n",
2119 				pcmd->argval[res].string);
2120 			err = 1;
2121 		} else {
2122 			rflags.flags |= sreset[i].flag;
2123 		}
2124 	}
2125 	rflags.flags = htonl(rflags.flags);
2126 
2127 	if (err) {
2128 		(void) fprintf(fp, "Not done due to errors\n");
2129 		return;
2130 	}
2131 
2132 again:
2133 	res = doquery(impl_ver, REQ_RESET_STATS, 1, 1,
2134 		      sizeof(struct reset_flags), (char *)&rflags, &items,
2135 		      &itemsize, &dummy, 0, sizeof(struct reset_flags));
2136 
2137 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2138 		impl_ver = IMPL_XNTPD_OLD;
2139 		goto again;
2140 	}
2141 
2142 	if (res == 0)
2143 	    (void) fprintf(fp, "done!\n");
2144 	return;
2145 }
2146 
2147 
2148 
2149 /*
2150  * preset - reset stat counters for particular peers
2151  */
2152 static void
2153 preset(
2154 	struct parse *pcmd,
2155 	FILE *fp
2156 	)
2157 {
2158 	/* 8 is the maximum number of peers which will fit in a packet */
2159 	struct conf_unpeer *pl, plist[min(MAXARGS, 8)];
2160 	size_t qitemlim;
2161 	size_t qitems;
2162 	size_t items;
2163 	size_t itemsize;
2164 	const char *dummy;
2165 	int res;
2166 	size_t sendsize;
2167 
2168 again:
2169 	if (impl_ver == IMPL_XNTPD)
2170 		sendsize = sizeof(struct conf_unpeer);
2171 	else
2172 		sendsize = v4sizeof(struct conf_unpeer);
2173 
2174 	qitemlim = min(pcmd->nargs, COUNTOF(plist));
2175 	for (qitems = 0, pl = plist; qitems < qitemlim; qitems++) {
2176 		if (IS_IPV4(&pcmd->argval[qitems].netnum)) {
2177 			pl->peeraddr = NSRCADR(&pcmd->argval[qitems].netnum);
2178 			if (impl_ver == IMPL_XNTPD)
2179 				pl->v6_flag = 0;
2180 		} else {
2181 			if (impl_ver == IMPL_XNTPD_OLD) {
2182 				fprintf(stderr,
2183 				    "***Server doesn't understand IPv6 addresses\n");
2184 				return;
2185 			}
2186 			pl->peeraddr6 =
2187 			    SOCK_ADDR6(&pcmd->argval[qitems].netnum);
2188 			pl->v6_flag = 1;
2189 		}
2190 		pl = (void *)((char *)pl + sendsize);
2191 	}
2192 
2193 	res = doquery(impl_ver, REQ_RESET_PEER, 1, qitems,
2194 		      sendsize, (char *)plist, &items,
2195 		      &itemsize, &dummy, 0, sizeof(struct conf_unpeer));
2196 
2197 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2198 		impl_ver = IMPL_XNTPD_OLD;
2199 		goto again;
2200 	}
2201 
2202 	if (res == 0)
2203 	    (void) fprintf(fp, "done!\n");
2204 }
2205 
2206 
2207 /*
2208  * readkeys - request the server to reread the keys file
2209  */
2210 /*ARGSUSED*/
2211 static void
2212 readkeys(
2213 	struct parse *pcmd,
2214 	FILE *fp
2215 	)
2216 {
2217 	size_t items;
2218 	size_t itemsize;
2219 	const char *dummy;
2220 	int res;
2221 
2222 again:
2223 	res = doquery(impl_ver, REQ_REREAD_KEYS, 1, 0, 0, (char *)0,
2224 		      &items, &itemsize, &dummy, 0, sizeof(dummy));
2225 
2226 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2227 		impl_ver = IMPL_XNTPD_OLD;
2228 		goto again;
2229 	}
2230 
2231 	if (res == 0)
2232 	    (void) fprintf(fp, "done!\n");
2233 	return;
2234 }
2235 
2236 
2237 /*
2238  * trustkey - add some keys to the trusted key list
2239  */
2240 static void
2241 trustkey(
2242 	struct parse *pcmd,
2243 	FILE *fp
2244 	)
2245 {
2246 	do_trustkey(pcmd, fp, REQ_TRUSTKEY);
2247 }
2248 
2249 
2250 /*
2251  * untrustkey - remove some keys from the trusted key list
2252  */
2253 static void
2254 untrustkey(
2255 	struct parse *pcmd,
2256 	FILE *fp
2257 	)
2258 {
2259 	do_trustkey(pcmd, fp, REQ_UNTRUSTKEY);
2260 }
2261 
2262 
2263 /*
2264  * do_trustkey - do grunge work of adding/deleting keys
2265  */
2266 static void
2267 do_trustkey(
2268 	struct parse *pcmd,
2269 	FILE *fp,
2270 	int req
2271 	)
2272 {
2273 	u_long keyids[MAXARGS];
2274 	size_t i;
2275 	size_t items;
2276 	size_t itemsize;
2277 	const char *dummy;
2278 	int ritems;
2279 	int res;
2280 
2281 	ritems = 0;
2282 	for (i = 0; i < pcmd->nargs; i++) {
2283 		keyids[ritems++] = pcmd->argval[i].uval;
2284 	}
2285 
2286 again:
2287 	res = doquery(impl_ver, req, 1, ritems, sizeof(u_long),
2288 		      (char *)keyids, &items, &itemsize, &dummy, 0,
2289 		      sizeof(dummy));
2290 
2291 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2292 		impl_ver = IMPL_XNTPD_OLD;
2293 		goto again;
2294 	}
2295 
2296 	if (res == 0)
2297 	    (void) fprintf(fp, "done!\n");
2298 	return;
2299 }
2300 
2301 
2302 
2303 /*
2304  * authinfo - obtain and print info about authentication
2305  */
2306 /*ARGSUSED*/
2307 static void
2308 authinfo(
2309 	struct parse *pcmd,
2310 	FILE *fp
2311 	)
2312 {
2313 	struct info_auth *ia;
2314 	size_t items;
2315 	size_t itemsize;
2316 	int res;
2317 
2318 again:
2319 	res = doquery(impl_ver, REQ_AUTHINFO, 0, 0, 0, NULL, &items,
2320 		      &itemsize, (void *)&ia, 0, sizeof(*ia));
2321 
2322 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2323 		impl_ver = IMPL_XNTPD_OLD;
2324 		goto again;
2325 	}
2326 
2327 	if (res != 0)
2328 		return;
2329 
2330 	if (!check1item(items, fp))
2331 		return;
2332 
2333 	if (!checkitemsize(itemsize, sizeof(*ia)))
2334 		return;
2335 
2336 	fprintf(fp, "time since reset:     %lu\n",
2337 		(u_long)ntohl(ia->timereset));
2338 	fprintf(fp, "stored keys:          %lu\n",
2339 		(u_long)ntohl(ia->numkeys));
2340 	fprintf(fp, "free keys:            %lu\n",
2341 		(u_long)ntohl(ia->numfreekeys));
2342 	fprintf(fp, "key lookups:          %lu\n",
2343 		(u_long)ntohl(ia->keylookups));
2344 	fprintf(fp, "keys not found:       %lu\n",
2345 		(u_long)ntohl(ia->keynotfound));
2346 	fprintf(fp, "uncached keys:        %lu\n",
2347 		(u_long)ntohl(ia->keyuncached));
2348 	fprintf(fp, "encryptions:          %lu\n",
2349 		(u_long)ntohl(ia->encryptions));
2350 	fprintf(fp, "decryptions:          %lu\n",
2351 		(u_long)ntohl(ia->decryptions));
2352 	fprintf(fp, "expired keys:         %lu\n",
2353 		(u_long)ntohl(ia->expired));
2354 }
2355 
2356 
2357 
2358 /*
2359  * traps - obtain and print a list of traps
2360  */
2361 /*ARGSUSED*/
2362 static void
2363 traps(
2364 	struct parse *pcmd,
2365 	FILE *fp
2366 	)
2367 {
2368 	size_t i;
2369 	struct info_trap *it;
2370 	sockaddr_u trap_addr, local_addr;
2371 	size_t items;
2372 	size_t itemsize;
2373 	int res;
2374 
2375 again:
2376 	res = doquery(impl_ver, REQ_TRAPS, 0, 0, 0, NULL, &items,
2377 		      &itemsize, (void *)&it, 0, sizeof(*it));
2378 
2379 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2380 		impl_ver = IMPL_XNTPD_OLD;
2381 		goto again;
2382 	}
2383 
2384 	if (res != 0)
2385 		return;
2386 
2387 	if (!checkitems(items, fp))
2388 		return;
2389 
2390 	if (!checkitemsize(itemsize, sizeof(struct info_trap)) &&
2391 	    !checkitemsize(itemsize, v4sizeof(struct info_trap)))
2392 		return;
2393 
2394 	for (i = 0; i < items; i++ ) {
2395 		SET_ADDRS(trap_addr, local_addr, it, trap_address, local_address);
2396 		fprintf(fp, "%saddress %s, port %d\n",
2397 			(0 == i)
2398 			    ? ""
2399 			    : "\n",
2400 			stoa(&trap_addr), ntohs(it->trap_port));
2401 		fprintf(fp, "interface: %s, ",
2402 			(0 == it->local_address)
2403 			    ? "wildcard"
2404 			    : stoa(&local_addr));
2405 		if (ntohl(it->flags) & TRAP_CONFIGURED)
2406 			fprintf(fp, "configured\n");
2407 		else if (ntohl(it->flags) & TRAP_NONPRIO)
2408 			fprintf(fp, "low priority\n");
2409 		else
2410 			fprintf(fp, "normal priority\n");
2411 
2412 		fprintf(fp, "set for %ld secs, last set %ld secs ago\n",
2413 			(long)ntohl(it->origtime),
2414 			(long)ntohl(it->settime));
2415 		fprintf(fp, "sequence %d, number of resets %ld\n",
2416 			ntohs(it->sequence), (long)ntohl(it->resets));
2417 	}
2418 }
2419 
2420 
2421 /*
2422  * addtrap - configure a trap
2423  */
2424 static void
2425 addtrap(
2426 	struct parse *pcmd,
2427 	FILE *fp
2428 	)
2429 {
2430 	do_addclr_trap(pcmd, fp, REQ_ADD_TRAP);
2431 }
2432 
2433 
2434 /*
2435  * clrtrap - clear a trap from the server
2436  */
2437 static void
2438 clrtrap(
2439 	struct parse *pcmd,
2440 	FILE *fp
2441 	)
2442 {
2443 	do_addclr_trap(pcmd, fp, REQ_CLR_TRAP);
2444 }
2445 
2446 
2447 /*
2448  * do_addclr_trap - do grunge work of adding/deleting traps
2449  */
2450 static void
2451 do_addclr_trap(
2452 	struct parse *pcmd,
2453 	FILE *fp,
2454 	int req
2455 	)
2456 {
2457 	struct conf_trap ctrap;
2458 	size_t items;
2459 	size_t itemsize;
2460 	const char *dummy;
2461 	int res;
2462 	int sendsize;
2463 
2464 again:
2465 	if (impl_ver == IMPL_XNTPD)
2466 		sendsize = sizeof(struct conf_trap);
2467 	else
2468 		sendsize = v4sizeof(struct conf_trap);
2469 
2470 	if (IS_IPV4(&pcmd->argval[0].netnum)) {
2471 		ctrap.trap_address = NSRCADR(&pcmd->argval[0].netnum);
2472 		if (impl_ver == IMPL_XNTPD)
2473 			ctrap.v6_flag = 0;
2474 	} else {
2475 		if (impl_ver == IMPL_XNTPD_OLD) {
2476 			fprintf(stderr,
2477 			    "***Server doesn't understand IPv6 addresses\n");
2478 			return;
2479 		}
2480 		ctrap.trap_address6 = SOCK_ADDR6(&pcmd->argval[0].netnum);
2481 		ctrap.v6_flag = 1;
2482 	}
2483 	ctrap.local_address = 0;
2484 	ctrap.trap_port = htons(TRAPPORT);
2485 	ctrap.unused = 0;
2486 
2487 	if (pcmd->nargs > 1) {
2488 		ctrap.trap_port	= htons((u_short)pcmd->argval[1].uval);
2489 		if (pcmd->nargs > 2) {
2490 			if (AF(&pcmd->argval[2].netnum) !=
2491 			    AF(&pcmd->argval[0].netnum)) {
2492 				fprintf(stderr,
2493 				    "***Cannot mix IPv4 and IPv6 addresses\n");
2494 				return;
2495 			}
2496 			if (IS_IPV4(&pcmd->argval[2].netnum))
2497 				ctrap.local_address = NSRCADR(&pcmd->argval[2].netnum);
2498 			else
2499 				ctrap.local_address6 = SOCK_ADDR6(&pcmd->argval[2].netnum);
2500 		}
2501 	}
2502 
2503 	res = doquery(impl_ver, req, 1, 1, sendsize,
2504 		      (char *)&ctrap, &items, &itemsize, &dummy, 0,
2505 		      sizeof(struct conf_trap));
2506 
2507 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2508 		impl_ver = IMPL_XNTPD_OLD;
2509 		goto again;
2510 	}
2511 
2512 	if (res == 0)
2513 	    (void) fprintf(fp, "done!\n");
2514 	return;
2515 }
2516 
2517 
2518 
2519 /*
2520  * requestkey - change the server's request key (a dangerous request)
2521  */
2522 static void
2523 requestkey(
2524 	struct parse *pcmd,
2525 	FILE *fp
2526 	)
2527 {
2528 	do_changekey(pcmd, fp, REQ_REQUEST_KEY);
2529 }
2530 
2531 
2532 /*
2533  * controlkey - change the server's control key
2534  */
2535 static void
2536 controlkey(
2537 	struct parse *pcmd,
2538 	FILE *fp
2539 	)
2540 {
2541 	do_changekey(pcmd, fp, REQ_CONTROL_KEY);
2542 }
2543 
2544 
2545 
2546 /*
2547  * do_changekey - do grunge work of changing keys
2548  */
2549 static void
2550 do_changekey(
2551 	struct parse *pcmd,
2552 	FILE *fp,
2553 	int req
2554 	)
2555 {
2556 	u_long key;
2557 	size_t items;
2558 	size_t itemsize;
2559 	const char *dummy;
2560 	int res;
2561 
2562 
2563 	key = htonl((u_int32)pcmd->argval[0].uval);
2564 
2565 again:
2566 	res = doquery(impl_ver, req, 1, 1, sizeof(u_int32),
2567 		      (char *)&key, &items, &itemsize, &dummy, 0,
2568 		      sizeof(dummy));
2569 
2570 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2571 		impl_ver = IMPL_XNTPD_OLD;
2572 		goto again;
2573 	}
2574 
2575 	if (res == 0)
2576 	    (void) fprintf(fp, "done!\n");
2577 	return;
2578 }
2579 
2580 
2581 
2582 /*
2583  * ctlstats - obtain and print info about authentication
2584  */
2585 /*ARGSUSED*/
2586 static void
2587 ctlstats(
2588 	struct parse *pcmd,
2589 	FILE *fp
2590 	)
2591 {
2592 	struct info_control *ic;
2593 	size_t items;
2594 	size_t itemsize;
2595 	int res;
2596 
2597 again:
2598 	res = doquery(impl_ver, REQ_GET_CTLSTATS, 0, 0, 0, NULL, &items,
2599 		      &itemsize, (void *)&ic, 0, sizeof(*ic));
2600 
2601 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2602 		impl_ver = IMPL_XNTPD_OLD;
2603 		goto again;
2604 	}
2605 
2606 	if (res != 0)
2607 		return;
2608 
2609 	if (!check1item(items, fp))
2610 		return;
2611 
2612 	if (!checkitemsize(itemsize, sizeof(*ic)))
2613 		return;
2614 
2615 	fprintf(fp, "time since reset:       %lu\n",
2616 		(u_long)ntohl(ic->ctltimereset));
2617 	fprintf(fp, "requests received:      %lu\n",
2618 		(u_long)ntohl(ic->numctlreq));
2619 	fprintf(fp, "responses sent:         %lu\n",
2620 		(u_long)ntohl(ic->numctlresponses));
2621 	fprintf(fp, "fragments sent:         %lu\n",
2622 		(u_long)ntohl(ic->numctlfrags));
2623 	fprintf(fp, "async messages sent:    %lu\n",
2624 		(u_long)ntohl(ic->numasyncmsgs));
2625 	fprintf(fp, "error msgs sent:        %lu\n",
2626 		(u_long)ntohl(ic->numctlerrors));
2627 	fprintf(fp, "total bad pkts:         %lu\n",
2628 		(u_long)ntohl(ic->numctlbadpkts));
2629 	fprintf(fp, "packet too short:       %lu\n",
2630 		(u_long)ntohl(ic->numctltooshort));
2631 	fprintf(fp, "response on input:      %lu\n",
2632 		(u_long)ntohl(ic->numctlinputresp));
2633 	fprintf(fp, "fragment on input:      %lu\n",
2634 		(u_long)ntohl(ic->numctlinputfrag));
2635 	fprintf(fp, "error set on input:     %lu\n",
2636 		(u_long)ntohl(ic->numctlinputerr));
2637 	fprintf(fp, "bad offset on input:    %lu\n",
2638 		(u_long)ntohl(ic->numctlbadoffset));
2639 	fprintf(fp, "bad version packets:    %lu\n",
2640 		(u_long)ntohl(ic->numctlbadversion));
2641 	fprintf(fp, "data in pkt too short:  %lu\n",
2642 		(u_long)ntohl(ic->numctldatatooshort));
2643 	fprintf(fp, "unknown op codes:       %lu\n",
2644 		(u_long)ntohl(ic->numctlbadop));
2645 }
2646 
2647 
2648 /*
2649  * clockstat - get and print clock status information
2650  */
2651 static void
2652 clockstat(
2653 	struct parse *pcmd,
2654 	FILE *fp
2655 	)
2656 {
2657 	struct info_clock *cl;
2658 	/* 8 is the maximum number of clocks which will fit in a packet */
2659 	u_long clist[min(MAXARGS, 8)];
2660 	size_t qitemlim;
2661 	size_t qitems;
2662 	size_t items;
2663 	size_t itemsize;
2664 	int res;
2665 	l_fp ts;
2666 	struct clktype *clk;
2667 
2668 	qitemlim = min(pcmd->nargs, COUNTOF(clist));
2669 	for (qitems = 0; qitems < qitemlim; qitems++)
2670 		clist[qitems] = NSRCADR(&pcmd->argval[qitems].netnum);
2671 
2672 again:
2673 	res = doquery(impl_ver, REQ_GET_CLOCKINFO, 0, qitems,
2674 		      sizeof(u_int32), (char *)clist, &items,
2675 		      &itemsize, (void *)&cl, 0, sizeof(struct info_clock));
2676 
2677 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2678 		impl_ver = IMPL_XNTPD_OLD;
2679 		goto again;
2680 	}
2681 
2682 	if (res != 0)
2683 		return;
2684 
2685 	if (!checkitems(items, fp))
2686 		return;
2687 
2688 	if (!checkitemsize(itemsize, sizeof(struct info_clock)))
2689 		return;
2690 
2691 	while (items-- > 0) {
2692 		(void) fprintf(fp, "clock address:        %s\n",
2693 			       numtoa(cl->clockadr));
2694 		for (clk = clktypes; clk->code >= 0; clk++)
2695 		    if (clk->code == cl->type)
2696 			break;
2697 		if (clk->code >= 0)
2698 		    (void) fprintf(fp, "clock type:           %s\n",
2699 				   clk->clocktype);
2700 		else
2701 		    (void) fprintf(fp, "clock type:           unknown type (%d)\n",
2702 				   cl->type);
2703 		(void) fprintf(fp, "last event:           %d\n",
2704 			       cl->lastevent);
2705 		(void) fprintf(fp, "current status:       %d\n",
2706 			       cl->currentstatus);
2707 		(void) fprintf(fp, "number of polls:      %lu\n",
2708 			       (u_long)ntohl(cl->polls));
2709 		(void) fprintf(fp, "no response to poll:  %lu\n",
2710 			       (u_long)ntohl(cl->noresponse));
2711 		(void) fprintf(fp, "bad format responses: %lu\n",
2712 			       (u_long)ntohl(cl->badformat));
2713 		(void) fprintf(fp, "bad data responses:   %lu\n",
2714 			       (u_long)ntohl(cl->baddata));
2715 		(void) fprintf(fp, "running time:         %lu\n",
2716 			       (u_long)ntohl(cl->timestarted));
2717 		NTOHL_FP(&cl->fudgetime1, &ts);
2718 		(void) fprintf(fp, "fudge time 1:         %s\n",
2719 			       lfptoa(&ts, 6));
2720 		NTOHL_FP(&cl->fudgetime2, &ts);
2721 		(void) fprintf(fp, "fudge time 2:         %s\n",
2722 			       lfptoa(&ts, 6));
2723 		(void) fprintf(fp, "stratum:              %ld\n",
2724 			       (u_long)ntohl(cl->fudgeval1));
2725 		/* [Bug3527] Backward Incompatible: cl->fudgeval2 is
2726 		 * a string, instantiated via memcpy() so there is no
2727 		 * endian issue to correct.
2728 		 */
2729 #ifdef DISABLE_BUG3527_FIX
2730 		(void) fprintf(fp, "reference ID:         %s\n",
2731 			       refid_string(ntohl(cl->fudgeval2), 0));
2732 #else
2733 		(void) fprintf(fp, "reference ID:         %s\n",
2734 			       refid_string(cl->fudgeval2, 0));
2735 #endif
2736 		(void) fprintf(fp, "fudge flags:          0x%x\n",
2737 			       cl->flags);
2738 
2739 		if (items > 0)
2740 		    (void) fprintf(fp, "\n");
2741 		cl++;
2742 	}
2743 }
2744 
2745 
2746 /*
2747  * fudge - set clock fudge factors
2748  */
2749 static void
2750 fudge(
2751 	struct parse *pcmd,
2752 	FILE *fp
2753 	)
2754 {
2755 	struct conf_fudge fudgedata;
2756 	size_t items;
2757 	size_t itemsize;
2758 	const char *dummy;
2759 	l_fp ts;
2760 	int res;
2761 	long val;
2762 	u_long u_val;
2763 	int err;
2764 
2765 
2766 	err = 0;
2767 	ZERO(fudgedata);
2768 	fudgedata.clockadr = NSRCADR(&pcmd->argval[0].netnum);
2769 
2770 	if (STREQ(pcmd->argval[1].string, "time1")) {
2771 		fudgedata.which = htonl(FUDGE_TIME1);
2772 		if (!atolfp(pcmd->argval[2].string, &ts))
2773 		    err = 1;
2774 		else
2775 		    NTOHL_FP(&ts, &fudgedata.fudgetime);
2776 	} else if (STREQ(pcmd->argval[1].string, "time2")) {
2777 		fudgedata.which = htonl(FUDGE_TIME2);
2778 		if (!atolfp(pcmd->argval[2].string, &ts))
2779 		    err = 1;
2780 		else
2781 		    NTOHL_FP(&ts, &fudgedata.fudgetime);
2782 	} else if (STREQ(pcmd->argval[1].string, "val1")) {
2783 		fudgedata.which = htonl(FUDGE_VAL1);
2784 		if (!atoint(pcmd->argval[2].string, &val))
2785 		    err = 1;
2786 		else
2787 		    fudgedata.fudgeval_flags = htonl(val);
2788 	} else if (STREQ(pcmd->argval[1].string, "val2")) {
2789 		fudgedata.which = htonl(FUDGE_VAL2);
2790 		if (!atoint(pcmd->argval[2].string, &val))
2791 		    err = 1;
2792 		else
2793 		    fudgedata.fudgeval_flags = htonl((u_int32)val);
2794 	} else if (STREQ(pcmd->argval[1].string, "flags")) {
2795 		fudgedata.which = htonl(FUDGE_FLAGS);
2796 		if (!hextoint(pcmd->argval[2].string, &u_val))
2797 		    err = 1;
2798 		else
2799 		    fudgedata.fudgeval_flags = htonl((u_int32)(u_val & 0xf));
2800 	} else {
2801 		(void) fprintf(stderr, "What fudge is %s?\n",
2802 			       pcmd->argval[1].string);
2803 		return;
2804 	}
2805 
2806 	if (err) {
2807 		(void) fprintf(stderr, "Unknown fudge parameter %s\n",
2808 			       pcmd->argval[2].string);
2809 		return;
2810 	}
2811 
2812 again:
2813 	res = doquery(impl_ver, REQ_SET_CLKFUDGE, 1, 1,
2814 		      sizeof(struct conf_fudge), (char *)&fudgedata, &items,
2815 		      &itemsize, &dummy, 0, sizeof(dummy));
2816 
2817 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2818 		impl_ver = IMPL_XNTPD_OLD;
2819 		goto again;
2820 	}
2821 
2822 	if (res == 0)
2823 	    (void) fprintf(fp, "done!\n");
2824 	return;
2825 }
2826 
2827 /*
2828  * clkbug - get and print clock debugging information
2829  */
2830 static void
2831 clkbug(
2832 	struct parse *pcmd,
2833 	FILE *fp
2834 	)
2835 {
2836 	register int i;
2837 	register int n;
2838 	register u_int32 s;
2839 	struct info_clkbug *cl;
2840 	/* 8 is the maximum number of clocks which will fit in a packet */
2841 	u_long clist[min(MAXARGS, 8)];
2842 	u_int32 ltemp;
2843 	size_t qitemlim;
2844 	size_t qitems;
2845 	size_t items;
2846 	size_t itemsize;
2847 	int res;
2848 	int needsp;
2849 	l_fp ts;
2850 
2851 	qitemlim = min(pcmd->nargs, COUNTOF(clist));
2852 	for (qitems = 0; qitems < qitemlim; qitems++)
2853 		clist[qitems] = NSRCADR(&pcmd->argval[qitems].netnum);
2854 
2855 again:
2856 	res = doquery(impl_ver, REQ_GET_CLKBUGINFO, 0, qitems,
2857 		      sizeof(u_int32), (char *)clist, &items,
2858 		      &itemsize, (void *)&cl, 0, sizeof(struct info_clkbug));
2859 
2860 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2861 		impl_ver = IMPL_XNTPD_OLD;
2862 		goto again;
2863 	}
2864 
2865 	if (res != 0)
2866 		return;
2867 
2868 	if (!checkitems(items, fp))
2869 		return;
2870 
2871 	if (!checkitemsize(itemsize, sizeof(struct info_clkbug)))
2872 		return;
2873 
2874 	while (items-- > 0) {
2875 		(void) fprintf(fp, "clock address:        %s\n",
2876 			       numtoa(cl->clockadr));
2877 		n = (int)cl->nvalues;
2878 		(void) fprintf(fp, "values: %d", n);
2879 		s = ntohs(cl->svalues);
2880 		if (n > NUMCBUGVALUES)
2881 		    n = NUMCBUGVALUES;
2882 		for (i = 0; i < n; i++) {
2883 			ltemp = ntohl(cl->values[i]);
2884 			ltemp &= 0xffffffff;	/* HMS: This does nothing now */
2885 			if ((i & 0x3) == 0)
2886 			    (void) fprintf(fp, "\n");
2887 			if (s & (1 << i))
2888 			    (void) fprintf(fp, "%12ld", (u_long)ltemp);
2889 			else
2890 			    (void) fprintf(fp, "%12lu", (u_long)ltemp);
2891 		}
2892 		(void) fprintf(fp, "\n");
2893 
2894 		n = (int)cl->ntimes;
2895 		(void) fprintf(fp, "times: %d", n);
2896 		s = ntohl(cl->stimes);
2897 		if (n > NUMCBUGTIMES)
2898 		    n = NUMCBUGTIMES;
2899 		needsp = 0;
2900 		for (i = 0; i < n; i++) {
2901 			if ((i & 0x1) == 0) {
2902 			    (void) fprintf(fp, "\n");
2903 			} else {
2904 				for (;needsp > 0; needsp--)
2905 				    putc(' ', fp);
2906 			}
2907 			NTOHL_FP(&cl->times[i], &ts);
2908 			if (s & (1 << i)) {
2909 				(void) fprintf(fp, "%17s",
2910 					       lfptoa(&ts, 6));
2911 				needsp = 22;
2912 			} else {
2913 				(void) fprintf(fp, "%37s",
2914 					       uglydate(&ts));
2915 				needsp = 2;
2916 			}
2917 		}
2918 		(void) fprintf(fp, "\n");
2919 		if (items > 0) {
2920 			cl++;
2921 			(void) fprintf(fp, "\n");
2922 		}
2923 	}
2924 }
2925 
2926 
2927 /*
2928  * kerninfo - display the kernel pll/pps variables
2929  */
2930 static void
2931 kerninfo(
2932 	struct parse *pcmd,
2933 	FILE *fp
2934 	)
2935 {
2936 	struct info_kernel *ik;
2937 	size_t items;
2938 	size_t itemsize;
2939 	int res;
2940 	unsigned status;
2941 	double tscale_usec = 1e-6, tscale_unano = 1e-6;
2942 
2943 again:
2944 	res = doquery(impl_ver, REQ_GET_KERNEL, 0, 0, 0, (char *)NULL,
2945 		      &items, &itemsize, (void *)&ik, 0,
2946 		      sizeof(struct info_kernel));
2947 
2948 	if (res == INFO_ERR_IMPL && impl_ver == IMPL_XNTPD) {
2949 		impl_ver = IMPL_XNTPD_OLD;
2950 		goto again;
2951 	}
2952 
2953 	if (res != 0)
2954 	    return;
2955 	if (!check1item(items, fp))
2956 	    return;
2957 	if (!checkitemsize(itemsize, sizeof(struct info_kernel)))
2958 	    return;
2959 
2960 	status = ntohs(ik->status) & 0xffff;
2961 	/*
2962 	 * pll variables. We know more than we should about the NANO bit.
2963 	 */
2964 #ifdef STA_NANO
2965 	if (status & STA_NANO)
2966 		tscale_unano = 1e-9;
2967 #endif
2968 	(void)fprintf(fp, "pll offset:           %g s\n",
2969 	    (int32)ntohl(ik->offset) * tscale_unano);
2970 	(void)fprintf(fp, "pll frequency:        %s ppm\n",
2971 	    fptoa((s_fp)ntohl(ik->freq), 3));
2972 	(void)fprintf(fp, "maximum error:        %g s\n",
2973 	    (u_long)ntohl(ik->maxerror) * tscale_usec);
2974 	(void)fprintf(fp, "estimated error:      %g s\n",
2975 	    (u_long)ntohl(ik->esterror) * tscale_usec);
2976 	(void)fprintf(fp, "status:               %04x ", status);
2977 #ifdef STA_PLL
2978 	if (status & STA_PLL) (void)fprintf(fp, " pll");
2979 #endif
2980 #ifdef STA_PPSFREQ
2981 	if (status & STA_PPSFREQ) (void)fprintf(fp, " ppsfreq");
2982 #endif
2983 #ifdef STA_PPSTIME
2984 	if (status & STA_PPSTIME) (void)fprintf(fp, " ppstime");
2985 #endif
2986 #ifdef STA_FLL
2987 	if (status & STA_FLL) (void)fprintf(fp, " fll");
2988 #endif
2989 #ifdef STA_INS
2990 	if (status & STA_INS) (void)fprintf(fp, " ins");
2991 #endif
2992 #ifdef STA_DEL
2993 	if (status & STA_DEL) (void)fprintf(fp, " del");
2994 #endif
2995 #ifdef STA_UNSYNC
2996 	if (status & STA_UNSYNC) (void)fprintf(fp, " unsync");
2997 #endif
2998 #ifdef STA_FREQHOLD
2999 	if (status & STA_FREQHOLD) (void)fprintf(fp, " freqhold");
3000 #endif
3001 #ifdef STA_PPSSIGNAL
3002 	if (status & STA_PPSSIGNAL) (void)fprintf(fp, " ppssignal");
3003 #endif
3004 #ifdef STA_PPSJITTER
3005 	if (status & STA_PPSJITTER) (void)fprintf(fp, " ppsjitter");
3006 #endif
3007 #ifdef STA_PPSWANDER
3008 	if (status & STA_PPSWANDER) (void)fprintf(fp, " ppswander");
3009 #endif
3010 #ifdef STA_PPSERROR
3011 	if (status & STA_PPSERROR) (void)fprintf(fp, " ppserror");
3012 #endif
3013 #ifdef STA_CLOCKERR
3014 	if (status & STA_CLOCKERR) (void)fprintf(fp, " clockerr");
3015 #endif
3016 #ifdef STA_NANO
3017 	if (status & STA_NANO) (void)fprintf(fp, " nano");
3018 #endif
3019 #ifdef STA_MODE
3020 	if (status & STA_MODE) (void)fprintf(fp, " mode=fll");
3021 #endif
3022 #ifdef STA_CLK
3023 	if (status & STA_CLK) (void)fprintf(fp, " src=B");
3024 #endif
3025 	(void)fprintf(fp, "\n");
3026 	(void)fprintf(fp, "pll time constant:    %ld\n",
3027 	    (u_long)ntohl(ik->constant));
3028 	(void)fprintf(fp, "precision:            %g s\n",
3029 	    (u_long)ntohl(ik->precision) * tscale_usec);
3030 	(void)fprintf(fp, "frequency tolerance:  %s ppm\n",
3031 	    fptoa((s_fp)ntohl(ik->tolerance), 0));
3032 
3033 	/*
3034 	 * For backwards compatibility (ugh), we find the pps variables
3035 	 * only if the shift member is nonzero.
3036 	 */
3037 	if (!ik->shift)
3038 	    return;
3039 
3040 	/*
3041 	 * pps variables
3042 	 */
3043 	(void)fprintf(fp, "pps frequency:        %s ppm\n",
3044 	    fptoa((s_fp)ntohl(ik->ppsfreq), 3));
3045 	(void)fprintf(fp, "pps stability:        %s ppm\n",
3046 	    fptoa((s_fp)ntohl(ik->stabil), 3));
3047 	(void)fprintf(fp, "pps jitter:           %g s\n",
3048 	    (u_long)ntohl(ik->jitter) * tscale_unano);
3049 	(void)fprintf(fp, "calibration interval: %d s\n",
3050 		      1 << ntohs(ik->shift));
3051 	(void)fprintf(fp, "calibration cycles:   %ld\n",
3052 		      (u_long)ntohl(ik->calcnt));
3053 	(void)fprintf(fp, "jitter exceeded:      %ld\n",
3054 		      (u_long)ntohl(ik->jitcnt));
3055 	(void)fprintf(fp, "stability exceeded:   %ld\n",
3056 		      (u_long)ntohl(ik->stbcnt));
3057 	(void)fprintf(fp, "calibration errors:   %ld\n",
3058 		      (u_long)ntohl(ik->errcnt));
3059 }
3060 
3061 #define IF_LIST_FMT     "%2d %c %48s %c %c %12.12s %03lx %3lu %2lu %5lu %5lu %5lu %2lu %3lu %7lu\n"
3062 #define IF_LIST_FMT_STR "%2s %c %48s %c %c %12.12s %3s %3s %2s %5s %5s %5s %2s %3s %7s\n"
3063 #define IF_LIST_AFMT_STR "     %48s %c\n"
3064 #define IF_LIST_LABELS  "#", 'A', "Address/Mask/Broadcast", 'T', 'E', "IF name", "Flg", "TL", "#M", "recv", "sent", "drop", "S", "PC", "uptime"
3065 #define IF_LIST_LINE    "==================================================================================================================\n"
3066 
3067 static void
3068 iflist(
3069 	FILE *fp,
3070 	struct info_if_stats *ifs,
3071 	size_t items,
3072 	size_t itemsize,
3073 	int res
3074 	)
3075 {
3076 	static const char *actions = "?.+-";
3077 	sockaddr_u saddr;
3078 
3079 	if (res != 0)
3080 	    return;
3081 
3082 	if (!checkitems(items, fp))
3083 	    return;
3084 
3085 	if (!checkitemsize(itemsize, sizeof(struct info_if_stats)))
3086 	    return;
3087 
3088 	fprintf(fp, IF_LIST_FMT_STR, IF_LIST_LABELS);
3089 	fprintf(fp, IF_LIST_LINE);
3090 
3091 	while (items > 0) {
3092 		SET_ADDR(saddr, ntohl(ifs->v6_flag),
3093 			 ifs->unaddr.addr.s_addr, ifs->unaddr.addr6);
3094 		fprintf(fp, IF_LIST_FMT,
3095 			ntohl(ifs->ifnum),
3096 			actions[(ifs->action >= 1 && ifs->action < 4) ? ifs->action : 0],
3097 			stoa((&saddr)), 'A',
3098 			ifs->ignore_packets ? 'D' : 'E',
3099 			ifs->name,
3100 			(u_long)ntohl(ifs->flags),
3101 			(u_long)ntohl(ifs->last_ttl),
3102 			(u_long)ntohl(ifs->num_mcast),
3103 			(u_long)ntohl(ifs->received),
3104 			(u_long)ntohl(ifs->sent),
3105 			(u_long)ntohl(ifs->notsent),
3106 			(u_long)ntohl(ifs->scopeid),
3107 			(u_long)ntohl(ifs->peercnt),
3108 			(u_long)ntohl(ifs->uptime));
3109 
3110 		SET_ADDR(saddr, ntohl(ifs->v6_flag),
3111 			 ifs->unmask.addr.s_addr, ifs->unmask.addr6);
3112 		fprintf(fp, IF_LIST_AFMT_STR, stoa(&saddr), 'M');
3113 
3114 		if (!ntohl(ifs->v6_flag) && ntohl(ifs->flags) & (INT_BCASTOPEN)) {
3115 			SET_ADDR(saddr, ntohl(ifs->v6_flag),
3116 				 ifs->unbcast.addr.s_addr, ifs->unbcast.addr6);
3117 			fprintf(fp, IF_LIST_AFMT_STR, stoa(&saddr), 'B');
3118 
3119 		}
3120 
3121 		ifs++;
3122 		items--;
3123 	}
3124 }
3125 
3126 /*ARGSUSED*/
3127 static void
3128 get_if_stats(
3129 	struct parse *pcmd,
3130 	FILE *fp
3131 	)
3132 {
3133 	struct info_if_stats *ifs;
3134 	size_t items;
3135 	size_t itemsize;
3136 	int res;
3137 
3138 	res = doquery(impl_ver, REQ_IF_STATS, 1, 0, 0, (char *)NULL, &items,
3139 		      &itemsize, (void *)&ifs, 0,
3140 		      sizeof(struct info_if_stats));
3141 	iflist(fp, ifs, items, itemsize, res);
3142 }
3143 
3144 /*ARGSUSED*/
3145 static void
3146 do_if_reload(
3147 	struct parse *pcmd,
3148 	FILE *fp
3149 	)
3150 {
3151 	struct info_if_stats *ifs;
3152 	size_t items;
3153 	size_t itemsize;
3154 	int res;
3155 
3156 	res = doquery(impl_ver, REQ_IF_RELOAD, 1, 0, 0, (char *)NULL, &items,
3157 		      &itemsize, (void *)&ifs, 0,
3158 		      sizeof(struct info_if_stats));
3159 	iflist(fp, ifs, items, itemsize, res);
3160 }
3161