xref: /freebsd/usr.bin/rpcinfo/rpcinfo.c (revision 95a3301ce144aecce5de88fb4e2905c440533fb8)
1 /*	$NetBSD: rpcinfo.c,v 1.15 2000/10/04 20:09:05 mjl Exp $	*/
2 
3 /*
4  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
5  * unrestricted use provided that this legend is included on all tape
6  * media and as a part of the software program in whole or part.  Users
7  * may copy or modify Sun RPC without charge, but are not authorized
8  * to license or distribute it to anyone else except as part of a product or
9  * program developed by the user.
10  *
11  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
12  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
13  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
14  *
15  * Sun RPC is provided with no support and without any obligation on the
16  * part of Sun Microsystems, Inc. to assist in its use, correction,
17  * modification or enhancement.
18  *
19  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
20  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
21  * OR ANY PART THEREOF.
22  *
23  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
24  * or profits or other special, indirect and consequential damages, even if
25  * Sun has been advised of the possibility of such damages.
26  *
27  * Sun Microsystems, Inc.
28  * 2550 Garcia Avenue
29  * Mountain View, California  94043
30  */
31 
32 /*
33  * Copyright (c) 1986 - 1991 by Sun Microsystems, Inc.
34  */
35 
36 #include <sys/cdefs.h>
37 /*
38  * rpcinfo: ping a particular rpc program
39  * 	or dump the registered programs on the remote machine.
40  */
41 
42 /*
43  * We are for now defining PORTMAP here.  It doesn't even compile
44  * unless it is defined.
45  */
46 #ifndef	PORTMAP
47 #define	PORTMAP
48 #endif
49 
50 /*
51  * If PORTMAP is defined, rpcinfo will talk to both portmapper and
52  * rpcbind programs; else it talks only to rpcbind. In the latter case
53  * all the portmapper specific options such as -u, -t, -p become void.
54  */
55 #include <sys/types.h>
56 #include <sys/param.h>
57 #include <sys/socket.h>
58 #include <sys/un.h>
59 #include <rpc/rpc.h>
60 #include <stdio.h>
61 #include <rpc/rpcb_prot.h>
62 #include <rpc/rpcent.h>
63 #include <rpc/nettype.h>
64 #include <rpc/rpc_com.h>
65 #include <stdlib.h>
66 #include <string.h>
67 #include <unistd.h>
68 #include <err.h>
69 #include <ctype.h>
70 
71 #ifdef PORTMAP		/* Support for version 2 portmapper */
72 #include <netinet/in.h>
73 #include <netdb.h>
74 #include <arpa/inet.h>
75 #include <rpc/pmap_prot.h>
76 #include <rpc/pmap_clnt.h>
77 #endif
78 
79 #define MAXHOSTLEN 256
80 #define	MIN_VERS	((u_long) 0)
81 #define	MAX_VERS	((u_long) 4294967295UL)
82 static char unknown[] = "unknown";
83 
84 /*
85  * Functions to be performed.
86  */
87 #define	NONE		0	/* no function */
88 #define	PMAPDUMP	1	/* dump portmapper registrations */
89 #define	TCPPING		2	/* ping TCP service */
90 #define	UDPPING		3	/* ping UDP service */
91 #define	BROADCAST	4	/* ping broadcast service */
92 #define	DELETES		5	/* delete registration for the service */
93 #define	ADDRPING	6	/* pings at the given address */
94 #define	PROGPING	7	/* pings a program on a given host */
95 #define	RPCBDUMP	8	/* dump rpcbind registrations */
96 #define	RPCBDUMP_SHORT	9	/* dump rpcbind registrations - short version */
97 #define	RPCBADDRLIST	10	/* dump addr list about one prog */
98 #define	RPCBGETSTAT	11	/* Get statistics */
99 
100 struct netidlist {
101 	char *netid;
102 	struct netidlist *next;
103 };
104 
105 struct verslist {
106 	rpcvers_t vers;
107 	struct verslist *next;
108 };
109 
110 struct rpcbdump_short {
111 	u_long prog;
112 	struct verslist *vlist;
113 	struct netidlist *nlist;
114 	struct rpcbdump_short *next;
115 	char *owner;
116 };
117 
118 
119 
120 #ifdef PORTMAP
121 static void	ip_ping(u_short, const char *, int, char **);
122 static CLIENT	*clnt_com_create(struct sockaddr_in *, u_long, u_long, int *,
123 				 const char *);
124 static void	pmapdump(int, char **);
125 static void	get_inet_address(struct sockaddr_in *, char *);
126 #endif
127 
128 static bool_t	reply_proc(char *, const struct netbuf *,
129 			   const struct netconfig *);
130 static void	brdcst(int, char **);
131 static void	addrping(char *, char *, int, char **);
132 static void	progping(char *, int, char **);
133 static CLIENT	*clnt_addr_create(char *, struct netconfig *, u_long, u_long);
134 static CLIENT   *clnt_rpcbind_create(char *, int, struct netbuf **);
135 static CLIENT   *getclnthandle(char *, struct netconfig *, u_long,
136 			       struct netbuf **);
137 static CLIENT	*local_rpcb(u_long, u_long);
138 static int	pstatus(CLIENT *, u_long, u_long);
139 static void	rpcbdump(int, char *, int, char **);
140 static void	rpcbgetstat(int, char **);
141 static void	rpcbaddrlist(char *, int, char **);
142 static void	deletereg(char *, int, char **);
143 static void	print_rmtcallstat(int, rpcb_stat *);
144 static void	print_getaddrstat(int, rpcb_stat *);
145 static void	usage(void);
146 static u_long	getprognum(char *);
147 static u_long	getvers(char *);
148 static const char *spaces(size_t);
149 static bool_t	add_version(struct rpcbdump_short *, rpcvers_t);
150 static bool_t	add_netid(struct rpcbdump_short *, char *);
151 
152 int
main(int argc,char ** argv)153 main(int argc, char **argv)
154 {
155 	register int c;
156 	int errflg;
157 	int function;
158 	char *netid = NULL;
159 	char *address = NULL;
160 #ifdef PORTMAP
161 	char *strptr;
162 	u_short portnum = 0;
163 #endif
164 
165 	function = NONE;
166 	errflg = 0;
167 #ifdef PORTMAP
168 	while ((c = getopt(argc, argv, "a:bdlmn:pstT:u")) != -1) {
169 #else
170 	while ((c = getopt(argc, argv, "a:bdlmn:sT:")) != -1) {
171 #endif
172 		switch (c) {
173 #ifdef PORTMAP
174 		case 'p':
175 			if (function != NONE)
176 				errflg = 1;
177 			else
178 				function = PMAPDUMP;
179 			break;
180 
181 		case 't':
182 			if (function != NONE)
183 				errflg = 1;
184 			else
185 				function = TCPPING;
186 			break;
187 
188 		case 'u':
189 			if (function != NONE)
190 				errflg = 1;
191 			else
192 				function = UDPPING;
193 			break;
194 
195 		case 'n':
196 			portnum = (u_short) strtol(optarg, &strptr, 10);
197 			if (strptr == optarg || *strptr != '\0')
198 				errx(1, "%s is illegal port number", optarg);
199 			break;
200 #endif
201 		case 'a':
202 			address = optarg;
203 			if (function != NONE)
204 				errflg = 1;
205 			else
206 				function = ADDRPING;
207 			break;
208 		case 'b':
209 			if (function != NONE)
210 				errflg = 1;
211 			else
212 				function = BROADCAST;
213 			break;
214 
215 		case 'd':
216 			if (function != NONE)
217 				errflg = 1;
218 			else
219 				function = DELETES;
220 			break;
221 
222 		case 'l':
223 			if (function != NONE)
224 				errflg = 1;
225 			else
226 				function = RPCBADDRLIST;
227 			break;
228 
229 		case 'm':
230 			if (function != NONE)
231 				errflg = 1;
232 			else
233 				function = RPCBGETSTAT;
234 			break;
235 
236 		case 's':
237 			if (function != NONE)
238 				errflg = 1;
239 			else
240 				function = RPCBDUMP_SHORT;
241 			break;
242 
243 		case 'T':
244 			netid = optarg;
245 			break;
246 		case '?':
247 			errflg = 1;
248 			break;
249 		}
250 	}
251 
252 	if (errflg || ((function == ADDRPING) && !netid))
253 		usage();
254 
255 	if (function == NONE) {
256 		if (argc - optind > 1)
257 			function = PROGPING;
258 		else
259 			function = RPCBDUMP;
260 	}
261 
262 	switch (function) {
263 #ifdef PORTMAP
264 	case PMAPDUMP:
265 		if (portnum != 0)
266 			usage();
267 		pmapdump(argc - optind, argv + optind);
268 		break;
269 
270 	case UDPPING:
271 		ip_ping(portnum, "udp", argc - optind, argv + optind);
272 		break;
273 
274 	case TCPPING:
275 		ip_ping(portnum, "tcp", argc - optind, argv + optind);
276 		break;
277 #endif
278 	case BROADCAST:
279 		brdcst(argc - optind, argv + optind);
280 		break;
281 	case DELETES:
282 		deletereg(netid, argc - optind, argv + optind);
283 		break;
284 	case ADDRPING:
285 		addrping(address, netid, argc - optind, argv + optind);
286 		break;
287 	case PROGPING:
288 		progping(netid, argc - optind, argv + optind);
289 		break;
290 	case RPCBDUMP:
291 	case RPCBDUMP_SHORT:
292 		rpcbdump(function, netid, argc - optind, argv + optind);
293 		break;
294 	case RPCBGETSTAT:
295 		rpcbgetstat(argc - optind, argv + optind);
296 		break;
297 	case RPCBADDRLIST:
298 		rpcbaddrlist(netid, argc - optind, argv + optind);
299 		break;
300 	}
301 	return (0);
302 }
303 
304 static CLIENT *
305 local_rpcb(u_long prog, u_long vers)
306 {
307 	void *localhandle;
308 	struct netconfig *nconf;
309 	CLIENT *clnt;
310 
311 	localhandle = setnetconfig();
312 	while ((nconf = getnetconfig(localhandle)) != NULL) {
313 		if (nconf->nc_protofmly != NULL &&
314 		    strcmp(nconf->nc_protofmly, NC_LOOPBACK) == 0)
315 			break;
316 	}
317 	if (nconf == NULL) {
318 		warnx("getnetconfig: %s", nc_sperror());
319 		return (NULL);
320 	}
321 
322 	clnt = clnt_tp_create(NULL, prog, vers, nconf);
323 	endnetconfig(localhandle);
324 	return clnt;
325 }
326 
327 #ifdef PORTMAP
328 static CLIENT *
329 clnt_com_create(struct sockaddr_in *addr, u_long prog, u_long vers,
330     int *fdp, const char *trans)
331 {
332 	CLIENT *clnt;
333 
334 	if (strcmp(trans, "tcp") == 0) {
335 		clnt = clnttcp_create(addr, prog, vers, fdp, 0, 0);
336 	} else {
337 		struct timeval to;
338 
339 		to.tv_sec = 5;
340 		to.tv_usec = 0;
341 		clnt = clntudp_create(addr, prog, vers, to, fdp);
342 	}
343 	if (clnt == (CLIENT *)NULL) {
344 		clnt_pcreateerror("rpcinfo");
345 		if (vers == MIN_VERS)
346 			printf("program %lu is not available\n", prog);
347 		else
348 			printf("program %lu version %lu is not available\n",
349 							prog, vers);
350 		exit(1);
351 	}
352 	return (clnt);
353 }
354 
355 /*
356  * If portnum is 0, then go and get the address from portmapper, which happens
357  * transparently through clnt*_create(); If version number is not given, it
358  * tries to find out the version number by making a call to version 0 and if
359  * that fails, it obtains the high order and the low order version number. If
360  * version 0 calls succeeds, it tries for MAXVERS call and repeats the same.
361  */
362 static void
363 ip_ping(u_short portnum, const char *trans, int argc, char **argv)
364 {
365 	CLIENT *client;
366 	int fd = RPC_ANYFD;
367 	struct timeval to;
368 	struct sockaddr_in addr;
369 	enum clnt_stat rpc_stat;
370 	u_long prognum, vers, minvers, maxvers;
371 	struct rpc_err rpcerr;
372 	int failure = 0;
373 
374 	if (argc < 2 || argc > 3)
375 		usage();
376 	to.tv_sec = 10;
377 	to.tv_usec = 0;
378 	prognum = getprognum(argv[1]);
379 	get_inet_address(&addr, argv[0]);
380 	if (argc == 2) {	/* Version number not known */
381 		/*
382 		 * A call to version 0 should fail with a program/version
383 		 * mismatch, and give us the range of versions supported.
384 		 */
385 		vers = MIN_VERS;
386 	} else {
387 		vers = getvers(argv[2]);
388 	}
389 	addr.sin_port = htons(portnum);
390 	client = clnt_com_create(&addr, prognum, vers, &fd, trans);
391 	rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
392 			(char *)NULL, (xdrproc_t) xdr_void, (char *)NULL,
393 			to);
394 	if (argc != 2) {
395 		/* Version number was known */
396 		if (pstatus(client, prognum, vers) < 0)
397 			exit(1);
398 		(void) CLNT_DESTROY(client);
399 		return;
400 	}
401 	/* Version number not known */
402 	(void) CLNT_CONTROL(client, CLSET_FD_NCLOSE, (char *)NULL);
403 	if (rpc_stat == RPC_PROGVERSMISMATCH) {
404 		clnt_geterr(client, &rpcerr);
405 		minvers = rpcerr.re_vers.low;
406 		maxvers = rpcerr.re_vers.high;
407 	} else if (rpc_stat == RPC_SUCCESS) {
408 		/*
409 		 * Oh dear, it DOES support version 0.
410 		 * Let's try version MAX_VERS.
411 		 */
412 		(void) CLNT_DESTROY(client);
413 		addr.sin_port = htons(portnum);
414 		client = clnt_com_create(&addr, prognum, MAX_VERS, &fd, trans);
415 		rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
416 				(char *)NULL, (xdrproc_t) xdr_void,
417 				(char *)NULL, to);
418 		if (rpc_stat == RPC_PROGVERSMISMATCH) {
419 			clnt_geterr(client, &rpcerr);
420 			minvers = rpcerr.re_vers.low;
421 			maxvers = rpcerr.re_vers.high;
422 		} else if (rpc_stat == RPC_SUCCESS) {
423 			/*
424 			 * It also supports version MAX_VERS.
425 			 * Looks like we have a wise guy.
426 			 * OK, we give them information on all
427 			 * 4 billion versions they support...
428 			 */
429 			minvers = 0;
430 			maxvers = MAX_VERS;
431 		} else {
432 			(void) pstatus(client, prognum, MAX_VERS);
433 			exit(1);
434 		}
435 	} else {
436 		(void) pstatus(client, prognum, (u_long)0);
437 		exit(1);
438 	}
439 	(void) CLNT_DESTROY(client);
440 	for (vers = minvers; vers <= maxvers; vers++) {
441 		addr.sin_port = htons(portnum);
442 		client = clnt_com_create(&addr, prognum, vers, &fd, trans);
443 		rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
444 				(char *)NULL, (xdrproc_t) xdr_void,
445 				(char *)NULL, to);
446 		if (pstatus(client, prognum, vers) < 0)
447 				failure = 1;
448 		(void) CLNT_DESTROY(client);
449 	}
450 	if (failure)
451 		exit(1);
452 	(void) close(fd);
453 	return;
454 }
455 
456 /*
457  * Dump all the portmapper registerations
458  */
459 static void
460 pmapdump(int argc, char **argv)
461 {
462 	struct sockaddr_in server_addr;
463 	struct pmaplist *head = NULL;
464 	int socket = RPC_ANYSOCK;
465 	struct timeval minutetimeout;
466 	register CLIENT *client;
467 	struct rpcent *rpc;
468 	enum clnt_stat clnt_st;
469 	struct rpc_err err;
470 	char *host = NULL;
471 
472 	if (argc > 1)
473 		usage();
474 	if (argc == 1) {
475 		host = argv[0];
476 		get_inet_address(&server_addr, host);
477 		server_addr.sin_port = htons(PMAPPORT);
478 		client = clnttcp_create(&server_addr, PMAPPROG, PMAPVERS,
479 		    &socket, 50, 500);
480 	} else
481 		client = local_rpcb(PMAPPROG, PMAPVERS);
482 
483 	if (client == NULL) {
484 		if (rpc_createerr.cf_stat == RPC_TLIERROR) {
485 			/*
486 			 * "Misc. TLI error" is not too helpful. Most likely
487 			 * the connection to the remote server timed out, so
488 			 * this error is at least less perplexing.
489 			 */
490 			rpc_createerr.cf_stat = RPC_PMAPFAILURE;
491 			rpc_createerr.cf_error.re_status = RPC_FAILED;
492 		}
493 		clnt_pcreateerror("rpcinfo: can't contact portmapper");
494 		exit(1);
495 	}
496 
497 	minutetimeout.tv_sec = 60;
498 	minutetimeout.tv_usec = 0;
499 
500 	clnt_st = CLNT_CALL(client, PMAPPROC_DUMP, (xdrproc_t) xdr_void,
501 		NULL, (xdrproc_t) xdr_pmaplist_ptr, (char *)&head,
502 		minutetimeout);
503 	if (clnt_st != RPC_SUCCESS) {
504 		if ((clnt_st == RPC_PROGVERSMISMATCH) ||
505 		    (clnt_st == RPC_PROGUNAVAIL)) {
506 			CLNT_GETERR(client, &err);
507 			if (err.re_vers.low > PMAPVERS) {
508 				if (host)
509 					warnx("%s does not support portmapper."
510 					    "Try rpcinfo %s instead", host,
511 					    host);
512 				else
513 					warnx("local host does not support "
514 					    "portmapper.  Try 'rpcinfo' "
515 					    "instead");
516 			}
517 			exit(1);
518 		}
519 		clnt_perror(client, "rpcinfo: can't contact portmapper");
520 		exit(1);
521 	}
522 	if (head == NULL) {
523 		printf("No remote programs registered.\n");
524 	} else {
525 		printf("   program vers proto   port  service\n");
526 		for (; head != NULL; head = head->pml_next) {
527 			printf("%10ld%5ld",
528 				head->pml_map.pm_prog,
529 				head->pml_map.pm_vers);
530 			if (head->pml_map.pm_prot == IPPROTO_UDP)
531 				printf("%6s", "udp");
532 			else if (head->pml_map.pm_prot == IPPROTO_TCP)
533 				printf("%6s", "tcp");
534 			else if (head->pml_map.pm_prot == IPPROTO_ST)
535 				printf("%6s", "local");
536 			else
537 				printf("%6ld", head->pml_map.pm_prot);
538 			printf("%7ld", head->pml_map.pm_port);
539 			rpc = getrpcbynumber(head->pml_map.pm_prog);
540 			if (rpc)
541 				printf("  %s\n", rpc->r_name);
542 			else
543 				printf("\n");
544 		}
545 	}
546 }
547 
548 static void
549 get_inet_address(struct sockaddr_in *addr, char *host)
550 {
551 	struct netconfig *nconf;
552 	struct addrinfo hints, *res;
553 	int error;
554 
555 	(void) memset((char *)addr, 0, sizeof (*addr));
556 	addr->sin_addr.s_addr = inet_addr(host);
557 	if (addr->sin_addr.s_addr == INADDR_NONE ||
558 	    addr->sin_addr.s_addr == INADDR_ANY) {
559 		if ((nconf = __rpc_getconfip("udp")) == NULL &&
560 		    (nconf = __rpc_getconfip("tcp")) == NULL)
561 			errx(1, "couldn't find a suitable transport");
562 		else {
563 			memset(&hints, 0, sizeof hints);
564 			hints.ai_family = AF_INET;
565 			if ((error = getaddrinfo(host, "rpcbind", &hints, &res))
566 			    != 0)
567 				errx(1, "%s: %s", host, gai_strerror(error));
568 			else {
569 				memcpy(addr, res->ai_addr, res->ai_addrlen);
570 				freeaddrinfo(res);
571 			}
572 			(void) freenetconfigent(nconf);
573 		}
574 	} else {
575 		addr->sin_family = AF_INET;
576 	}
577 }
578 #endif /* PORTMAP */
579 
580 /*
581  * reply_proc collects replies from the broadcast.
582  * to get a unique list of responses the output of rpcinfo should
583  * be piped through sort(1) and then uniq(1).
584  */
585 
586 /*ARGSUSED*/
587 static bool_t
588 reply_proc(char *res __unused, const struct netbuf *who,
589     const struct netconfig *nconf)
590 	/* void *res;			Nothing comes back */
591 	/* struct netbuf *who;		Who sent us the reply */
592 	/* struct netconfig *nconf; 	On which transport the reply came */
593 {
594 	char *uaddr;
595 	char hostbuf[NI_MAXHOST];
596 	const char *hostname;
597 	struct sockaddr *sa = (struct sockaddr *)who->buf;
598 
599 	if (getnameinfo(sa, sa->sa_len, hostbuf, NI_MAXHOST, NULL, 0, 0)) {
600 		hostname = unknown;
601 	} else {
602 		hostname = hostbuf;
603 	}
604 	uaddr = taddr2uaddr(nconf, who);
605 	if (uaddr == NULL) {
606 		printf("%s\t%s\n", unknown, hostname);
607 	} else {
608 		printf("%s\t%s\n", uaddr, hostname);
609 		free((char *)uaddr);
610 	}
611 	return (FALSE);
612 }
613 
614 static void
615 brdcst(int argc, char **argv)
616 {
617 	enum clnt_stat rpc_stat;
618 	u_long prognum, vers;
619 
620 	if (argc != 2)
621 		usage();
622 	prognum = getprognum(argv[0]);
623 	vers = getvers(argv[1]);
624 	rpc_stat = rpc_broadcast(prognum, vers, NULLPROC,
625 		(xdrproc_t) xdr_void, (char *)NULL, (xdrproc_t) xdr_void,
626 		(char *)NULL, reply_proc, NULL);
627 	if ((rpc_stat != RPC_SUCCESS) && (rpc_stat != RPC_TIMEDOUT))
628 		errx(1, "broadcast failed: %s", clnt_sperrno(rpc_stat));
629 	exit(0);
630 }
631 
632 static bool_t
633 add_version(struct rpcbdump_short *rs, rpcvers_t vers)
634 {
635 	struct verslist *vl;
636 
637 	for (vl = rs->vlist; vl; vl = vl->next)
638 		if (vl->vers == vers)
639 			break;
640 	if (vl)
641 		return (TRUE);
642 	vl = (struct verslist *)malloc(sizeof (struct verslist));
643 	if (vl == NULL)
644 		return (FALSE);
645 	vl->vers = vers;
646 	vl->next = rs->vlist;
647 	rs->vlist = vl;
648 	return (TRUE);
649 }
650 
651 static bool_t
652 add_netid(struct rpcbdump_short *rs, char *netid)
653 {
654 	struct netidlist *nl;
655 
656 	for (nl = rs->nlist; nl; nl = nl->next)
657 		if (strcmp(nl->netid, netid) == 0)
658 			break;
659 	if (nl)
660 		return (TRUE);
661 	nl = (struct netidlist *)malloc(sizeof (struct netidlist));
662 	if (nl == NULL)
663 		return (FALSE);
664 	nl->netid = netid;
665 	nl->next = rs->nlist;
666 	rs->nlist = nl;
667 	return (TRUE);
668 }
669 
670 static void
671 rpcbdump(int dumptype, char *netid, int argc, char **argv)
672 {
673 	rpcblist_ptr head = NULL;
674 	struct timeval minutetimeout;
675 	register CLIENT *client;
676 	struct rpcent *rpc;
677 	char *host;
678 	struct netidlist *nl;
679 	struct verslist *vl;
680 	struct rpcbdump_short *rs, *rs_tail;
681 	char buf[256];
682 	enum clnt_stat clnt_st;
683 	struct rpc_err err;
684 	struct rpcbdump_short *rs_head = NULL;
685 
686 	if (argc > 1)
687 		usage();
688 	if (argc == 1) {
689 		host = argv[0];
690 		if (netid == NULL) {
691 			client = clnt_rpcbind_create(host, RPCBVERS, NULL);
692 		} else {
693 			struct netconfig *nconf;
694 
695 			nconf = getnetconfigent(netid);
696 			if (nconf == NULL) {
697 				nc_perror("rpcinfo: invalid transport");
698 				exit(1);
699 			}
700 			client = getclnthandle(host, nconf, RPCBVERS, NULL);
701 			if (nconf)
702 				(void) freenetconfigent(nconf);
703 		}
704 	} else
705 		client = local_rpcb(PMAPPROG, RPCBVERS);
706 
707 	if (client == (CLIENT *)NULL) {
708 		clnt_pcreateerror("rpcinfo: can't contact rpcbind");
709 		exit(1);
710 	}
711 
712 	minutetimeout.tv_sec = 60;
713 	minutetimeout.tv_usec = 0;
714 	clnt_st = CLNT_CALL(client, RPCBPROC_DUMP, (xdrproc_t) xdr_void,
715 		NULL, (xdrproc_t) xdr_rpcblist_ptr, (char *) &head,
716 		minutetimeout);
717 	if (clnt_st != RPC_SUCCESS) {
718 	    if ((clnt_st == RPC_PROGVERSMISMATCH) ||
719 		(clnt_st == RPC_PROGUNAVAIL)) {
720 		int vers;
721 
722 		CLNT_GETERR(client, &err);
723 		if (err.re_vers.low == RPCBVERS4) {
724 		    vers = RPCBVERS4;
725 		    clnt_control(client, CLSET_VERS, (char *)&vers);
726 		    clnt_st = CLNT_CALL(client, RPCBPROC_DUMP,
727 			(xdrproc_t) xdr_void, NULL,
728 			(xdrproc_t) xdr_rpcblist_ptr, (char *) &head,
729 			minutetimeout);
730 		    if (clnt_st != RPC_SUCCESS)
731 			goto failed;
732 		} else {
733 		    if (err.re_vers.high == PMAPVERS) {
734 			int high, low;
735 			struct pmaplist *pmaphead = NULL;
736 			rpcblist_ptr list, prev;
737 
738 			vers = PMAPVERS;
739 			clnt_control(client, CLSET_VERS, (char *)&vers);
740 			clnt_st = CLNT_CALL(client, PMAPPROC_DUMP,
741 				(xdrproc_t) xdr_void, NULL,
742 				(xdrproc_t) xdr_pmaplist_ptr,
743 				(char *)&pmaphead, minutetimeout);
744 			if (clnt_st != RPC_SUCCESS)
745 				goto failed;
746 			/*
747 			 * convert to rpcblist_ptr format
748 			 */
749 			for (head = NULL; pmaphead != NULL;
750 				pmaphead = pmaphead->pml_next) {
751 			    list = (rpcblist *)malloc(sizeof (rpcblist));
752 			    if (list == NULL)
753 				goto error;
754 			    if (head == NULL)
755 				head = list;
756 			    else
757 				prev->rpcb_next = (rpcblist_ptr) list;
758 
759 			    list->rpcb_next = NULL;
760 			    list->rpcb_map.r_prog = pmaphead->pml_map.pm_prog;
761 			    list->rpcb_map.r_vers = pmaphead->pml_map.pm_vers;
762 			    if (pmaphead->pml_map.pm_prot == IPPROTO_UDP)
763 				list->rpcb_map.r_netid = strdup("udp");
764 			    else if (pmaphead->pml_map.pm_prot == IPPROTO_TCP)
765 				list->rpcb_map.r_netid = strdup("tcp");
766 			    else {
767 				(void)asprintf(&list->rpcb_map.r_netid, "%6ld",
768 				    pmaphead->pml_map.pm_prot);
769 			    }
770 			    if (list->rpcb_map.r_netid == NULL)
771 				    goto error;
772 			    list->rpcb_map.r_owner = unknown;
773 			    low = pmaphead->pml_map.pm_port & 0xff;
774 			    high = (pmaphead->pml_map.pm_port >> 8) & 0xff;
775 			    (void)asprintf(&list->rpcb_map.r_addr,
776 				"0.0.0.0.%d.%d", high, low);
777 			    if (list->rpcb_map.r_addr == NULL)
778 				    goto error;
779 			    prev = list;
780 			}
781 		    }
782 		}
783 	    } else {	/* any other error */
784 failed:
785 		    clnt_perror(client, "rpcinfo: can't contact rpcbind: ");
786 		    exit(1);
787 	    }
788 	}
789 	if (head == NULL) {
790 		printf("No remote programs registered.\n");
791 	} else if (dumptype == RPCBDUMP) {
792 		printf(
793 "   program version netid     address                service    owner\n");
794 		for (; head != NULL; head = head->rpcb_next) {
795 			printf("%10u%5u    ",
796 				head->rpcb_map.r_prog, head->rpcb_map.r_vers);
797 			printf("%-9s ", head->rpcb_map.r_netid);
798 			printf("%-22s", head->rpcb_map.r_addr);
799 			rpc = getrpcbynumber(head->rpcb_map.r_prog);
800 			if (rpc)
801 				printf(" %-10s", rpc->r_name);
802 			else
803 				printf(" %-10s", "-");
804 			printf(" %s\n", head->rpcb_map.r_owner);
805 		}
806 	} else if (dumptype == RPCBDUMP_SHORT) {
807 		for (; head != NULL; head = head->rpcb_next) {
808 			for (rs = rs_head; rs; rs = rs->next)
809 				if (head->rpcb_map.r_prog == rs->prog)
810 					break;
811 			if (rs == NULL) {
812 				rs = (struct rpcbdump_short *)
813 					malloc(sizeof (struct rpcbdump_short));
814 				if (rs == NULL)
815 					goto error;
816 				rs->next = NULL;
817 				if (rs_head == NULL) {
818 					rs_head = rs;
819 					rs_tail = rs;
820 				} else {
821 					rs_tail->next = rs;
822 					rs_tail = rs;
823 				}
824 				rs->prog = head->rpcb_map.r_prog;
825 				rs->owner = head->rpcb_map.r_owner;
826 				rs->nlist = NULL;
827 				rs->vlist = NULL;
828 			}
829 			if (add_version(rs, head->rpcb_map.r_vers) == FALSE)
830 				goto error;
831 			if (add_netid(rs, head->rpcb_map.r_netid) == FALSE)
832 				goto error;
833 		}
834 		printf(
835 "   program version(s) netid(s)                         service     owner\n");
836 		for (rs = rs_head; rs; rs = rs->next) {
837 			char *p = buf;
838 
839 			printf("%10ld  ", rs->prog);
840 			for (vl = rs->vlist; vl; vl = vl->next) {
841 				if ((size_t)(p - buf) >= sizeof(buf))
842 					break;
843 				(void)snprintf(p, sizeof(buf) - (p - buf),
844 				    "%d%s", vl->vers, vl->next ? "," : "");
845 				p = p + strlen(p);
846 			}
847 			printf("%-10s", buf);
848 			buf[0] = '\0';
849 			for (nl = rs->nlist; nl; nl = nl->next) {
850 				strlcat(buf, nl->netid, sizeof(buf));
851 				if (nl->next)
852 					strlcat(buf, ",", sizeof(buf));
853 			}
854 			printf("%-32s", buf);
855 			rpc = getrpcbynumber(rs->prog);
856 			if (rpc)
857 				printf(" %-11s", rpc->r_name);
858 			else
859 				printf(" %-11s", "-");
860 			printf(" %s\n", rs->owner);
861 		}
862 	}
863 	clnt_destroy(client);
864 	return;
865 error:	warnx("no memory");
866 	return;
867 }
868 
869 static char nullstring[] = "\000";
870 
871 static void
872 rpcbaddrlist(char *netid, int argc, char **argv)
873 {
874 	rpcb_entry_list_ptr head = NULL;
875 	struct timeval minutetimeout;
876 	register CLIENT *client;
877 	struct rpcent *rpc;
878 	char *host;
879 	RPCB parms;
880 	struct netbuf *targaddr;
881 
882 	if (argc != 3)
883 		usage();
884 	host = argv[0];
885 	if (netid == NULL) {
886 		client = clnt_rpcbind_create(host, RPCBVERS4, &targaddr);
887 	} else {
888 		struct netconfig *nconf;
889 
890 		nconf = getnetconfigent(netid);
891 		if (nconf == NULL) {
892 			nc_perror("rpcinfo: invalid transport");
893 			exit(1);
894 		}
895 		client = getclnthandle(host, nconf, RPCBVERS4, &targaddr);
896 		if (nconf)
897 			(void) freenetconfigent(nconf);
898 	}
899 	if (client == (CLIENT *)NULL) {
900 		clnt_pcreateerror("rpcinfo: can't contact rpcbind");
901 		exit(1);
902 	}
903 	minutetimeout.tv_sec = 60;
904 	minutetimeout.tv_usec = 0;
905 
906 	parms.r_prog = 	getprognum(argv[1]);
907 	parms.r_vers = 	getvers(argv[2]);
908 	parms.r_netid = client->cl_netid;
909 	if (targaddr == NULL) {
910 		parms.r_addr = nullstring;	/* for XDRing */
911 	} else {
912 		/*
913 		 * We also send the remote system the address we
914 		 * used to contact it in case it can help it
915 		 * connect back with us
916 		 */
917 		struct netconfig *nconf;
918 
919 		nconf = getnetconfigent(client->cl_netid);
920 		if (nconf != NULL) {
921 			parms.r_addr = taddr2uaddr(nconf, targaddr);
922 			if (parms.r_addr == NULL)
923 				parms.r_addr = nullstring;
924 			freenetconfigent(nconf);
925 		} else {
926 			parms.r_addr = nullstring;	/* for XDRing */
927 		}
928 		free(targaddr->buf);
929 		free(targaddr);
930 	}
931 	parms.r_owner = nullstring;
932 
933 	if (CLNT_CALL(client, RPCBPROC_GETADDRLIST, (xdrproc_t) xdr_rpcb,
934 		(char *) &parms, (xdrproc_t) xdr_rpcb_entry_list_ptr,
935 		(char *) &head, minutetimeout) != RPC_SUCCESS) {
936 		clnt_perror(client, "rpcinfo: can't contact rpcbind: ");
937 		exit(1);
938 	}
939 	if (head == NULL) {
940 		printf("No remote programs registered.\n");
941 	} else {
942 		printf(
943 	"   program vers  tp_family/name/class    address\t\t  service\n");
944 		for (; head != NULL; head = head->rpcb_entry_next) {
945 			rpcb_entry *re;
946 			char buf[128];
947 
948 			re = &head->rpcb_entry_map;
949 			printf("%10u%3u    ",
950 				parms.r_prog, parms.r_vers);
951 			(void)snprintf(buf, sizeof(buf), "%s/%s/%s ",
952 			    re->r_nc_protofmly, re->r_nc_proto,
953 			    re->r_nc_semantics == NC_TPI_CLTS ? "clts" :
954 			    re->r_nc_semantics == NC_TPI_COTS ? "cots" :
955 			    "cots_ord");
956 			printf("%-24s", buf);
957 			printf("%-24s", re->r_maddr);
958 			rpc = getrpcbynumber(parms.r_prog);
959 			if (rpc)
960 				printf(" %-13s", rpc->r_name);
961 			else
962 				printf(" %-13s", "-");
963 			printf("\n");
964 		}
965 	}
966 	clnt_destroy(client);
967 	return;
968 }
969 
970 /*
971  * monitor rpcbind
972  */
973 static void
974 rpcbgetstat(int argc, char **argv)
975 {
976 	rpcb_stat_byvers inf;
977 	struct timeval minutetimeout;
978 	register CLIENT *client;
979 	char *host;
980 	unsigned int i;
981 	int j;
982 	rpcbs_addrlist *pa;
983 	rpcbs_rmtcalllist *pr;
984 	int cnt, flen;
985 #define	MAXFIELD	64
986 	char fieldbuf[MAXFIELD];
987 #define	MAXLINE		256
988 	char linebuf[MAXLINE];
989 	char *cp, *lp;
990 	const char *pmaphdr[] = {
991 		"NULL", "SET", "UNSET", "GETPORT",
992 		"DUMP", "CALLIT"
993 	};
994 	const char *rpcb3hdr[] = {
995 		"NULL", "SET", "UNSET", "GETADDR", "DUMP", "CALLIT", "TIME",
996 		"U2T", "T2U"
997 	};
998 	const char *rpcb4hdr[] = {
999 		"NULL", "SET", "UNSET", "GETADDR", "DUMP", "CALLIT", "TIME",
1000 		"U2T",  "T2U", "VERADDR", "INDRECT", "GETLIST", "GETSTAT"
1001 	};
1002 
1003 #define	TABSTOP	8
1004 
1005 	if (argc >= 1) {
1006 		host = argv[0];
1007 		client = clnt_rpcbind_create(host, RPCBVERS4, NULL);
1008 	} else
1009 		client = local_rpcb(PMAPPROG, RPCBVERS4);
1010 	if (client == (CLIENT *)NULL) {
1011 		clnt_pcreateerror("rpcinfo: can't contact rpcbind");
1012 		exit(1);
1013 	}
1014 	minutetimeout.tv_sec = 60;
1015 	minutetimeout.tv_usec = 0;
1016 	memset((char *)&inf, 0, sizeof (rpcb_stat_byvers));
1017 	if (CLNT_CALL(client, RPCBPROC_GETSTAT, (xdrproc_t) xdr_void, NULL,
1018 		(xdrproc_t) xdr_rpcb_stat_byvers, (char *)&inf, minutetimeout)
1019 			!= RPC_SUCCESS) {
1020 		clnt_perror(client, "rpcinfo: can't contact rpcbind: ");
1021 		exit(1);
1022 	}
1023 	printf("PORTMAP (version 2) statistics\n");
1024 	lp = linebuf;
1025 	for (i = 0; i <= rpcb_highproc_2; i++) {
1026 		fieldbuf[0] = '\0';
1027 		switch (i) {
1028 		case PMAPPROC_SET:
1029 			(void)snprintf(fieldbuf, sizeof(fieldbuf), "%d/",
1030 			    inf[RPCBVERS_2_STAT].setinfo);
1031 			break;
1032 		case PMAPPROC_UNSET:
1033 			(void)snprintf(fieldbuf, sizeof(fieldbuf), "%d/",
1034 			    inf[RPCBVERS_2_STAT].unsetinfo);
1035 			break;
1036 		case PMAPPROC_GETPORT:
1037 			cnt = 0;
1038 			for (pa = inf[RPCBVERS_2_STAT].addrinfo; pa;
1039 				pa = pa->next)
1040 				cnt += pa->success;
1041 			(void)snprintf(fieldbuf, sizeof(fieldbuf), "%d/", cnt);
1042 			break;
1043 		case PMAPPROC_CALLIT:
1044 			cnt = 0;
1045 			for (pr = inf[RPCBVERS_2_STAT].rmtinfo; pr;
1046 				pr = pr->next)
1047 				cnt += pr->success;
1048 			(void)snprintf(fieldbuf, sizeof(fieldbuf), "%d/", cnt);
1049 			break;
1050 		default: break;  /* For the remaining ones */
1051 		}
1052 		cp = &fieldbuf[0] + strlen(fieldbuf);
1053 		(void)snprintf(cp, sizeof(fieldbuf) - (cp - fieldbuf), "%d",
1054 		    inf[RPCBVERS_2_STAT].info[i]);
1055 		flen = strlen(fieldbuf);
1056 		printf("%s%s", pmaphdr[i],
1057 			spaces((TABSTOP * (1 + flen / TABSTOP))
1058 			- strlen(pmaphdr[i])));
1059 		if ((size_t)(lp - linebuf) >= sizeof(linebuf))
1060 			break;
1061 		(void)snprintf(lp, sizeof(linebuf) - (lp - linebuf), "%s%s",
1062 		    fieldbuf, spaces(cnt = ((TABSTOP * (1 + flen / TABSTOP)) -
1063 		    flen)));
1064 		lp += (flen + cnt);
1065 	}
1066 	printf("\n%s\n\n", linebuf);
1067 
1068 	if (inf[RPCBVERS_2_STAT].info[PMAPPROC_CALLIT]) {
1069 		printf("PMAP_RMTCALL call statistics\n");
1070 		print_rmtcallstat(RPCBVERS_2_STAT, &inf[RPCBVERS_2_STAT]);
1071 		printf("\n");
1072 	}
1073 
1074 	if (inf[RPCBVERS_2_STAT].info[PMAPPROC_GETPORT]) {
1075 		printf("PMAP_GETPORT call statistics\n");
1076 		print_getaddrstat(RPCBVERS_2_STAT, &inf[RPCBVERS_2_STAT]);
1077 		printf("\n");
1078 	}
1079 
1080 	printf("RPCBIND (version 3) statistics\n");
1081 	lp = linebuf;
1082 	for (i = 0; i <= rpcb_highproc_3; i++) {
1083 		fieldbuf[0] = '\0';
1084 		switch (i) {
1085 		case RPCBPROC_SET:
1086 			(void)snprintf(fieldbuf, sizeof(fieldbuf), "%d/",
1087 			    inf[RPCBVERS_3_STAT].setinfo);
1088 			break;
1089 		case RPCBPROC_UNSET:
1090 			(void)snprintf(fieldbuf, sizeof(fieldbuf), "%d/",
1091 			    inf[RPCBVERS_3_STAT].unsetinfo);
1092 			break;
1093 		case RPCBPROC_GETADDR:
1094 			cnt = 0;
1095 			for (pa = inf[RPCBVERS_3_STAT].addrinfo; pa;
1096 				pa = pa->next)
1097 				cnt += pa->success;
1098 			(void)snprintf(fieldbuf, sizeof(fieldbuf), "%d/", cnt);
1099 			break;
1100 		case RPCBPROC_CALLIT:
1101 			cnt = 0;
1102 			for (pr = inf[RPCBVERS_3_STAT].rmtinfo; pr;
1103 				pr = pr->next)
1104 				cnt += pr->success;
1105 			(void)snprintf(fieldbuf, sizeof(fieldbuf), "%d/", cnt);
1106 			break;
1107 		default: break;  /* For the remaining ones */
1108 		}
1109 		cp = &fieldbuf[0] + strlen(fieldbuf);
1110 		(void)snprintf(cp, sizeof(fieldbuf) - (cp - fieldbuf),
1111 		    "%d", inf[RPCBVERS_3_STAT].info[i]);
1112 		flen = strlen(fieldbuf);
1113 		printf("%s%s", rpcb3hdr[i],
1114 			spaces((TABSTOP * (1 + flen / TABSTOP))
1115 			- strlen(rpcb3hdr[i])));
1116 		if ((size_t)(lp - linebuf) >= sizeof(linebuf))
1117 			break;
1118 		(void)snprintf(lp, sizeof(linebuf) - (lp - linebuf), "%s%s",
1119 		    fieldbuf, spaces(cnt = ((TABSTOP * (1 + flen / TABSTOP)) -
1120 		    flen)));
1121 		lp += (flen + cnt);
1122 	}
1123 	printf("\n%s\n\n", linebuf);
1124 
1125 	if (inf[RPCBVERS_3_STAT].info[RPCBPROC_CALLIT]) {
1126 		printf("RPCB_RMTCALL (version 3) call statistics\n");
1127 		print_rmtcallstat(RPCBVERS_3_STAT, &inf[RPCBVERS_3_STAT]);
1128 		printf("\n");
1129 	}
1130 
1131 	if (inf[RPCBVERS_3_STAT].info[RPCBPROC_GETADDR]) {
1132 		printf("RPCB_GETADDR (version 3) call statistics\n");
1133 		print_getaddrstat(RPCBVERS_3_STAT, &inf[RPCBVERS_3_STAT]);
1134 		printf("\n");
1135 	}
1136 
1137 	printf("RPCBIND (version 4) statistics\n");
1138 
1139 	for (j = 0; j <= 9; j += 9) { /* Just two iterations for printing */
1140 		lp = linebuf;
1141 		for (i = j; i <= MAX(8, rpcb_highproc_4 - 9 + j); i++) {
1142 			fieldbuf[0] = '\0';
1143 			switch (i) {
1144 			case RPCBPROC_SET:
1145 				(void)snprintf(fieldbuf, sizeof(fieldbuf),
1146 				    "%d/", inf[RPCBVERS_4_STAT].setinfo);
1147 				break;
1148 			case RPCBPROC_UNSET:
1149 				(void)snprintf(fieldbuf, sizeof(fieldbuf),
1150 				    "%d/", inf[RPCBVERS_4_STAT].unsetinfo);
1151 				break;
1152 			case RPCBPROC_GETADDR:
1153 				cnt = 0;
1154 				for (pa = inf[RPCBVERS_4_STAT].addrinfo; pa;
1155 					pa = pa->next)
1156 					cnt += pa->success;
1157 				(void)snprintf(fieldbuf, sizeof(fieldbuf),
1158 				    "%d/", cnt);
1159 				break;
1160 			case RPCBPROC_CALLIT:
1161 				cnt = 0;
1162 				for (pr = inf[RPCBVERS_4_STAT].rmtinfo; pr;
1163 					pr = pr->next)
1164 					cnt += pr->success;
1165 				(void)snprintf(fieldbuf, sizeof(fieldbuf),
1166 				    "%d/", cnt);
1167 				break;
1168 			default: break;  /* For the remaining ones */
1169 			}
1170 			cp = &fieldbuf[0] + strlen(fieldbuf);
1171 			/*
1172 			 * XXX: We also add RPCBPROC_GETADDRLIST queries to
1173 			 * RPCB_GETADDR because rpcbind includes the
1174 			 * RPCB_GETADDRLIST successes in RPCB_GETADDR.
1175 			 */
1176 			if (i != RPCBPROC_GETADDR)
1177 				(void)snprintf(cp,
1178 				    sizeof(fieldbuf) - (cp - fieldbuf),
1179 				    "%d", inf[RPCBVERS_4_STAT].info[i]);
1180 			else
1181 				(void)snprintf(cp,
1182 				    sizeof(fieldbuf) - (cp - fieldbuf),
1183 				    "%d", inf[RPCBVERS_4_STAT].info[i] +
1184 				    inf[RPCBVERS_4_STAT].
1185 				    info[RPCBPROC_GETADDRLIST]);
1186 			flen = strlen(fieldbuf);
1187 			printf("%s%s", rpcb4hdr[i],
1188 				spaces((TABSTOP * (1 + flen / TABSTOP))
1189 				- strlen(rpcb4hdr[i])));
1190 			if ((size_t)(lp - linebuf) >= sizeof(linebuf))
1191 				break;
1192 			(void)snprintf(lp, sizeof(linebuf) - (lp - linebuf),
1193 			    "%s%s", fieldbuf,
1194 			    spaces(cnt = ((TABSTOP * (1 + flen / TABSTOP)) -
1195 			    flen)));
1196 			lp += (flen + cnt);
1197 		}
1198 		printf("\n%s\n", linebuf);
1199 	}
1200 
1201 	if (inf[RPCBVERS_4_STAT].info[RPCBPROC_CALLIT] ||
1202 			    inf[RPCBVERS_4_STAT].info[RPCBPROC_INDIRECT]) {
1203 		printf("\n");
1204 		printf("RPCB_RMTCALL (version 4) call statistics\n");
1205 		print_rmtcallstat(RPCBVERS_4_STAT, &inf[RPCBVERS_4_STAT]);
1206 	}
1207 
1208 	if (inf[RPCBVERS_4_STAT].info[RPCBPROC_GETADDR]) {
1209 		printf("\n");
1210 		printf("RPCB_GETADDR (version 4) call statistics\n");
1211 		print_getaddrstat(RPCBVERS_4_STAT, &inf[RPCBVERS_4_STAT]);
1212 	}
1213 	clnt_destroy(client);
1214 }
1215 
1216 /*
1217  * Delete registeration for this (prog, vers, netid)
1218  */
1219 static void
1220 deletereg(char *netid, int argc, char **argv)
1221 {
1222 	struct netconfig *nconf = NULL;
1223 
1224 	if (argc != 2)
1225 		usage();
1226 	if (netid) {
1227 		nconf = getnetconfigent(netid);
1228 		if (nconf == NULL)
1229 			errx(1, "netid %s not supported", netid);
1230 	}
1231 	if ((rpcb_unset(getprognum(argv[0]), getvers(argv[1]), nconf)) == 0)
1232 		errx(1,
1233 	"could not delete registration for prog %s version %s",
1234 			argv[0], argv[1]);
1235 }
1236 
1237 /*
1238  * Create and return a handle for the given nconf.
1239  * Exit if cannot create handle.
1240  */
1241 static CLIENT *
1242 clnt_addr_create(char *address, struct netconfig *nconf,
1243     u_long prog, u_long vers)
1244 {
1245 	CLIENT *client;
1246 	static struct netbuf *nbuf;
1247 	static int fd = RPC_ANYFD;
1248 
1249 	if (fd == RPC_ANYFD) {
1250 		if ((fd = __rpc_nconf2fd(nconf)) == -1) {
1251 			rpc_createerr.cf_stat = RPC_TLIERROR;
1252 			clnt_pcreateerror("rpcinfo");
1253 			exit(1);
1254 		}
1255 		/* Convert the uaddr to taddr */
1256 		nbuf = uaddr2taddr(nconf, address);
1257 		if (nbuf == NULL)
1258 			errx(1, "no address for client handle");
1259 	}
1260 	client = clnt_tli_create(fd, nconf, nbuf, prog, vers, 0, 0);
1261 	if (client == (CLIENT *)NULL) {
1262 		clnt_pcreateerror("rpcinfo");
1263 		exit(1);
1264 	}
1265 	return (client);
1266 }
1267 
1268 /*
1269  * If the version number is given, ping that (prog, vers); else try to find
1270  * the version numbers supported for that prog and ping all the versions.
1271  * Remote rpcbind is not contacted for this service. The requests are
1272  * sent directly to the services themselves.
1273  */
1274 static void
1275 addrping(char *address, char *netid, int argc, char **argv)
1276 {
1277 	CLIENT *client;
1278 	struct timeval to;
1279 	enum clnt_stat rpc_stat;
1280 	u_long prognum, versnum, minvers, maxvers;
1281 	struct rpc_err rpcerr;
1282 	int failure = 0;
1283 	struct netconfig *nconf;
1284 	int fd;
1285 
1286 	if (argc < 1 || argc > 2 || (netid == NULL))
1287 		usage();
1288 	nconf = getnetconfigent(netid);
1289 	if (nconf == (struct netconfig *)NULL)
1290 		errx(1, "could not find %s", netid);
1291 	to.tv_sec = 10;
1292 	to.tv_usec = 0;
1293 	prognum = getprognum(argv[0]);
1294 	if (argc == 1) {	/* Version number not known */
1295 		/*
1296 		 * A call to version 0 should fail with a program/version
1297 		 * mismatch, and give us the range of versions supported.
1298 		 */
1299 		versnum = MIN_VERS;
1300 	} else {
1301 		versnum = getvers(argv[1]);
1302 	}
1303 	client = clnt_addr_create(address, nconf, prognum, versnum);
1304 	rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
1305 			(char *)NULL, (xdrproc_t) xdr_void,
1306 			(char *)NULL, to);
1307 	if (argc == 2) {
1308 		/* Version number was known */
1309 		if (pstatus(client, prognum, versnum) < 0)
1310 			failure = 1;
1311 		(void) CLNT_DESTROY(client);
1312 		if (failure)
1313 			exit(1);
1314 		return;
1315 	}
1316 	/* Version number not known */
1317 	(void) CLNT_CONTROL(client, CLSET_FD_NCLOSE, (char *)NULL);
1318 	(void) CLNT_CONTROL(client, CLGET_FD, (char *)&fd);
1319 	if (rpc_stat == RPC_PROGVERSMISMATCH) {
1320 		clnt_geterr(client, &rpcerr);
1321 		minvers = rpcerr.re_vers.low;
1322 		maxvers = rpcerr.re_vers.high;
1323 	} else if (rpc_stat == RPC_SUCCESS) {
1324 		/*
1325 		 * Oh dear, it DOES support version 0.
1326 		 * Let's try version MAX_VERS.
1327 		 */
1328 		(void) CLNT_DESTROY(client);
1329 		client = clnt_addr_create(address, nconf, prognum, MAX_VERS);
1330 		rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
1331 				(char *)NULL, (xdrproc_t) xdr_void,
1332 				(char *)NULL, to);
1333 		if (rpc_stat == RPC_PROGVERSMISMATCH) {
1334 			clnt_geterr(client, &rpcerr);
1335 			minvers = rpcerr.re_vers.low;
1336 			maxvers = rpcerr.re_vers.high;
1337 		} else if (rpc_stat == RPC_SUCCESS) {
1338 			/*
1339 			 * It also supports version MAX_VERS.
1340 			 * Looks like we have a wise guy.
1341 			 * OK, we give them information on all
1342 			 * 4 billion versions they support...
1343 			 */
1344 			minvers = 0;
1345 			maxvers = MAX_VERS;
1346 		} else {
1347 			(void) pstatus(client, prognum, MAX_VERS);
1348 			exit(1);
1349 		}
1350 	} else {
1351 		(void) pstatus(client, prognum, (u_long)0);
1352 		exit(1);
1353 	}
1354 	(void) CLNT_DESTROY(client);
1355 	for (versnum = minvers; versnum <= maxvers; versnum++) {
1356 		client = clnt_addr_create(address, nconf, prognum, versnum);
1357 		rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
1358 				(char *)NULL, (xdrproc_t) xdr_void,
1359 				(char *)NULL, to);
1360 		if (pstatus(client, prognum, versnum) < 0)
1361 				failure = 1;
1362 		(void) CLNT_DESTROY(client);
1363 	}
1364 	(void) close(fd);
1365 	if (failure)
1366 		exit(1);
1367 	return;
1368 }
1369 
1370 /*
1371  * If the version number is given, ping that (prog, vers); else try to find
1372  * the version numbers supported for that prog and ping all the versions.
1373  * Remote rpcbind is *contacted* for this service. The requests are
1374  * then sent directly to the services themselves.
1375  */
1376 static void
1377 progping(char *netid, int argc, char **argv)
1378 {
1379 	CLIENT *client;
1380 	struct timeval to;
1381 	enum clnt_stat rpc_stat;
1382 	u_long prognum, versnum, minvers, maxvers;
1383 	struct rpc_err rpcerr;
1384 	int failure = 0;
1385 	struct netconfig *nconf;
1386 
1387 	if (argc < 2 || argc > 3 || (netid == NULL))
1388 		usage();
1389 	prognum = getprognum(argv[1]);
1390 	if (argc == 2) { /* Version number not known */
1391 		/*
1392 		 * A call to version 0 should fail with a program/version
1393 		 * mismatch, and give us the range of versions supported.
1394 		 */
1395 		versnum = MIN_VERS;
1396 	} else {
1397 		versnum = getvers(argv[2]);
1398 	}
1399 	if (netid) {
1400 		nconf = getnetconfigent(netid);
1401 		if (nconf == (struct netconfig *)NULL)
1402 			errx(1, "could not find %s", netid);
1403 		client = clnt_tp_create(argv[0], prognum, versnum, nconf);
1404 	} else {
1405 		client = clnt_create(argv[0], prognum, versnum, "NETPATH");
1406 	}
1407 	if (client == (CLIENT *)NULL) {
1408 		clnt_pcreateerror("rpcinfo");
1409 		exit(1);
1410 	}
1411 	to.tv_sec = 10;
1412 	to.tv_usec = 0;
1413 	rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
1414 			(char *)NULL, (xdrproc_t) xdr_void,
1415 			(char *)NULL, to);
1416 	if (argc == 3) {
1417 		/* Version number was known */
1418 		if (pstatus(client, prognum, versnum) < 0)
1419 			failure = 1;
1420 		(void) CLNT_DESTROY(client);
1421 		if (failure)
1422 			exit(1);
1423 		return;
1424 	}
1425 	/* Version number not known */
1426 	if (rpc_stat == RPC_PROGVERSMISMATCH) {
1427 		clnt_geterr(client, &rpcerr);
1428 		minvers = rpcerr.re_vers.low;
1429 		maxvers = rpcerr.re_vers.high;
1430 	} else if (rpc_stat == RPC_SUCCESS) {
1431 		/*
1432 		 * Oh dear, it DOES support version 0.
1433 		 * Let's try version MAX_VERS.
1434 		 */
1435 		versnum = MAX_VERS;
1436 		(void) CLNT_CONTROL(client, CLSET_VERS, (char *)&versnum);
1437 		rpc_stat = CLNT_CALL(client, NULLPROC,
1438 				(xdrproc_t) xdr_void, (char *)NULL,
1439 				(xdrproc_t)  xdr_void, (char *)NULL, to);
1440 		if (rpc_stat == RPC_PROGVERSMISMATCH) {
1441 			clnt_geterr(client, &rpcerr);
1442 			minvers = rpcerr.re_vers.low;
1443 			maxvers = rpcerr.re_vers.high;
1444 		} else if (rpc_stat == RPC_SUCCESS) {
1445 			/*
1446 			 * It also supports version MAX_VERS.
1447 			 * Looks like we have a wise guy.
1448 			 * OK, we give them information on all
1449 			 * 4 billion versions they support...
1450 			 */
1451 			minvers = 0;
1452 			maxvers = MAX_VERS;
1453 		} else {
1454 			(void) pstatus(client, prognum, MAX_VERS);
1455 			exit(1);
1456 		}
1457 	} else {
1458 		(void) pstatus(client, prognum, (u_long)0);
1459 		exit(1);
1460 	}
1461 	for (versnum = minvers; versnum <= maxvers; versnum++) {
1462 		(void) CLNT_CONTROL(client, CLSET_VERS, (char *)&versnum);
1463 		rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
1464 					(char *)NULL, (xdrproc_t) xdr_void,
1465 					(char *)NULL, to);
1466 		if (pstatus(client, prognum, versnum) < 0)
1467 				failure = 1;
1468 	}
1469 	(void) CLNT_DESTROY(client);
1470 	if (failure)
1471 		exit(1);
1472 	return;
1473 }
1474 
1475 static void
1476 usage(void)
1477 {
1478 	fprintf(stderr, "usage: rpcinfo [-m | -s] [host]\n");
1479 #ifdef PORTMAP
1480 	fprintf(stderr, "       rpcinfo -p [host]\n");
1481 #endif
1482 	fprintf(stderr, "       rpcinfo -T netid host prognum [versnum]\n");
1483 	fprintf(stderr, "       rpcinfo -l host prognum versnum\n");
1484 #ifdef PORTMAP
1485 	fprintf(stderr,
1486 "       rpcinfo [-n portnum] -u | -t host prognum [versnum]\n");
1487 #endif
1488 	fprintf(stderr,
1489 "       rpcinfo -a serv_address -T netid prognum [version]\n");
1490 	fprintf(stderr, "       rpcinfo -b prognum versnum\n");
1491 	fprintf(stderr, "       rpcinfo -d [-T netid] prognum versnum\n");
1492 	exit(1);
1493 }
1494 
1495 static u_long
1496 getprognum (char *arg)
1497 {
1498 	char *strptr;
1499 	register struct rpcent *rpc;
1500 	register u_long prognum;
1501 	char *tptr = arg;
1502 
1503 	while (*tptr && isdigit(*tptr++));
1504 	if (*tptr || isalpha(*(tptr - 1))) {
1505 		rpc = getrpcbyname(arg);
1506 		if (rpc == NULL)
1507 			errx(1, "%s is unknown service", arg);
1508 		prognum = rpc->r_number;
1509 	} else {
1510 		prognum = strtol(arg, &strptr, 10);
1511 		if (strptr == arg || *strptr != '\0')
1512 			errx(1, "%s is illegal program number", arg);
1513 	}
1514 	return (prognum);
1515 }
1516 
1517 static u_long
1518 getvers(char *arg)
1519 {
1520 	char *strptr;
1521 	register u_long vers;
1522 
1523 	vers = (int) strtol(arg, &strptr, 10);
1524 	if (strptr == arg || *strptr != '\0')
1525 		errx(1, "%s is illegal version number", arg);
1526 	return (vers);
1527 }
1528 
1529 /*
1530  * This routine should take a pointer to an "rpc_err" structure, rather than
1531  * a pointer to a CLIENT structure, but "clnt_perror" takes a pointer to
1532  * a CLIENT structure rather than a pointer to an "rpc_err" structure.
1533  * As such, we have to keep the CLIENT structure around in order to print
1534  * a good error message.
1535  */
1536 static int
1537 pstatus(register CLIENT *client, u_long prog, u_long vers)
1538 {
1539 	struct rpc_err rpcerr;
1540 
1541 	clnt_geterr(client, &rpcerr);
1542 	if (rpcerr.re_status != RPC_SUCCESS) {
1543 		clnt_perror(client, "rpcinfo");
1544 		printf("program %lu version %lu is not available\n",
1545 			prog, vers);
1546 		return (-1);
1547 	} else {
1548 		printf("program %lu version %lu ready and waiting\n",
1549 			prog, vers);
1550 		return (0);
1551 	}
1552 }
1553 
1554 static CLIENT *
1555 clnt_rpcbind_create(char *host, int rpcbversnum, struct netbuf **targaddr)
1556 {
1557 	static const char *tlist[3] = {
1558 		"circuit_n", "circuit_v", "datagram_v"
1559 	};
1560 	int i;
1561 	struct netconfig *nconf;
1562 	CLIENT *clnt = NULL;
1563 	void *handle;
1564 
1565 	rpc_createerr.cf_stat = RPC_SUCCESS;
1566 	for (i = 0; i < 3; i++) {
1567 		if ((handle = __rpc_setconf(tlist[i])) == NULL)
1568 			continue;
1569 		while (clnt == (CLIENT *)NULL) {
1570 			if ((nconf = __rpc_getconf(handle)) == NULL) {
1571 				if (rpc_createerr.cf_stat == RPC_SUCCESS)
1572 				    rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
1573 				break;
1574 			}
1575 			clnt = getclnthandle(host, nconf, rpcbversnum,
1576 					targaddr);
1577 		}
1578 		if (clnt)
1579 			break;
1580 		__rpc_endconf(handle);
1581 	}
1582 	return (clnt);
1583 }
1584 
1585 static CLIENT*
1586 getclnthandle(char *host, struct netconfig *nconf,
1587     u_long rpcbversnum, struct netbuf **targaddr)
1588 {
1589 	struct netbuf addr;
1590 	struct addrinfo hints, *res;
1591 	CLIENT *client = NULL;
1592 
1593 	/* Get the address of the rpcbind */
1594 	memset(&hints, 0, sizeof hints);
1595 	if (getaddrinfo(host, "rpcbind", &hints, &res) != 0) {
1596 		rpc_createerr.cf_stat = RPC_N2AXLATEFAILURE;
1597 		return (NULL);
1598 	}
1599 	addr.len = addr.maxlen = res->ai_addrlen;
1600 	addr.buf = res->ai_addr;
1601 	client = clnt_tli_create(RPC_ANYFD, nconf, &addr, RPCBPROG,
1602 			rpcbversnum, 0, 0);
1603 	if (client) {
1604 		if (targaddr != NULL) {
1605 			*targaddr =
1606 			    (struct netbuf *)malloc(sizeof (struct netbuf));
1607 			if (*targaddr != NULL) {
1608 				(*targaddr)->maxlen = addr.maxlen;
1609 				(*targaddr)->len = addr.len;
1610 				(*targaddr)->buf = (char *)malloc(addr.len);
1611 				if ((*targaddr)->buf != NULL) {
1612 					memcpy((*targaddr)->buf, addr.buf,
1613 						addr.len);
1614 				}
1615 			}
1616 		}
1617 	} else {
1618 		if (rpc_createerr.cf_stat == RPC_TLIERROR) {
1619 			/*
1620 			 * Assume that the other system is dead; this is a
1621 			 * better error to display to the user.
1622 			 */
1623 			rpc_createerr.cf_stat = RPC_RPCBFAILURE;
1624 			rpc_createerr.cf_error.re_status = RPC_FAILED;
1625 		}
1626 	}
1627 	freeaddrinfo(res);
1628 	return (client);
1629 }
1630 
1631 static void
1632 print_rmtcallstat(int rtype, rpcb_stat *infp)
1633 {
1634 	register rpcbs_rmtcalllist_ptr pr;
1635 	struct rpcent *rpc;
1636 
1637 	if (rtype == RPCBVERS_4_STAT)
1638 		printf(
1639 		"prog\t\tvers\tproc\tnetid\tindirect success failure\n");
1640 	else
1641 		printf("prog\t\tvers\tproc\tnetid\tsuccess\tfailure\n");
1642 	for (pr = infp->rmtinfo; pr; pr = pr->next) {
1643 		rpc = getrpcbynumber(pr->prog);
1644 		if (rpc)
1645 			printf("%-16s", rpc->r_name);
1646 		else
1647 			printf("%-16d", pr->prog);
1648 		printf("%d\t%d\t%s\t",
1649 			pr->vers, pr->proc, pr->netid);
1650 		if (rtype == RPCBVERS_4_STAT)
1651 			printf("%d\t ", pr->indirect);
1652 		printf("%d\t%d\n", pr->success, pr->failure);
1653 	}
1654 }
1655 
1656 static void
1657 print_getaddrstat(int rtype __unused, rpcb_stat *infp)
1658 {
1659 	rpcbs_addrlist_ptr al;
1660 	register struct rpcent *rpc;
1661 
1662 	printf("prog\t\tvers\tnetid\t  success\tfailure\n");
1663 	for (al = infp->addrinfo; al; al = al->next) {
1664 		rpc = getrpcbynumber(al->prog);
1665 		if (rpc)
1666 			printf("%-16s", rpc->r_name);
1667 		else
1668 			printf("%-16d", al->prog);
1669 		printf("%d\t%s\t  %-12d\t%d\n",
1670 			al->vers, al->netid,
1671 			al->success, al->failure);
1672 	}
1673 }
1674 
1675 static const char *
1676 spaces(size_t howmany)
1677 {
1678 	static char space_array[] =		/* 64 spaces */
1679 	"                                                                ";
1680 
1681 	if (howmany >= sizeof(space_array)) {
1682 		return ("");
1683 	}
1684 	return (&space_array[sizeof(space_array) - howmany - 1]);
1685 }
1686