xref: /freebsd/usr.bin/rpcinfo/rpcinfo.c (revision 315ee00f)
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 /* #ident	"@(#)rpcinfo.c	1.18	93/07/05 SMI" */
37 
38 #if 0
39 #ifndef lint
40 static char sccsid[] = "@(#)rpcinfo.c 1.16 89/04/05 Copyr 1986 Sun Micro";
41 #endif
42 #endif
43 
44 #include <sys/cdefs.h>
45 /*
46  * rpcinfo: ping a particular rpc program
47  * 	or dump the registered programs on the remote machine.
48  */
49 
50 /*
51  * We are for now defining PORTMAP here.  It doesn't even compile
52  * unless it is defined.
53  */
54 #ifndef	PORTMAP
55 #define	PORTMAP
56 #endif
57 
58 /*
59  * If PORTMAP is defined, rpcinfo will talk to both portmapper and
60  * rpcbind programs; else it talks only to rpcbind. In the latter case
61  * all the portmapper specific options such as -u, -t, -p become void.
62  */
63 #include <sys/types.h>
64 #include <sys/param.h>
65 #include <sys/socket.h>
66 #include <sys/un.h>
67 #include <rpc/rpc.h>
68 #include <stdio.h>
69 #include <rpc/rpcb_prot.h>
70 #include <rpc/rpcent.h>
71 #include <rpc/nettype.h>
72 #include <rpc/rpc_com.h>
73 #include <stdlib.h>
74 #include <string.h>
75 #include <unistd.h>
76 #include <err.h>
77 #include <ctype.h>
78 
79 #ifdef PORTMAP		/* Support for version 2 portmapper */
80 #include <netinet/in.h>
81 #include <netdb.h>
82 #include <arpa/inet.h>
83 #include <rpc/pmap_prot.h>
84 #include <rpc/pmap_clnt.h>
85 #endif
86 
87 #define MAXHOSTLEN 256
88 #define	MIN_VERS	((u_long) 0)
89 #define	MAX_VERS	((u_long) 4294967295UL)
90 #define	UNKNOWN		"unknown"
91 
92 /*
93  * Functions to be performed.
94  */
95 #define	NONE		0	/* no function */
96 #define	PMAPDUMP	1	/* dump portmapper registrations */
97 #define	TCPPING		2	/* ping TCP service */
98 #define	UDPPING		3	/* ping UDP service */
99 #define	BROADCAST	4	/* ping broadcast service */
100 #define	DELETES		5	/* delete registration for the service */
101 #define	ADDRPING	6	/* pings at the given address */
102 #define	PROGPING	7	/* pings a program on a given host */
103 #define	RPCBDUMP	8	/* dump rpcbind registrations */
104 #define	RPCBDUMP_SHORT	9	/* dump rpcbind registrations - short version */
105 #define	RPCBADDRLIST	10	/* dump addr list about one prog */
106 #define	RPCBGETSTAT	11	/* Get statistics */
107 
108 struct netidlist {
109 	char *netid;
110 	struct netidlist *next;
111 };
112 
113 struct verslist {
114 	int vers;
115 	struct verslist *next;
116 };
117 
118 struct rpcbdump_short {
119 	u_long prog;
120 	struct verslist *vlist;
121 	struct netidlist *nlist;
122 	struct rpcbdump_short *next;
123 	char *owner;
124 };
125 
126 
127 
128 #ifdef PORTMAP
129 static void	ip_ping(u_short, const char *, int, char **);
130 static CLIENT	*clnt_com_create(struct sockaddr_in *, u_long, u_long, int *,
131 				 const char *);
132 static void	pmapdump(int, char **);
133 static void	get_inet_address(struct sockaddr_in *, char *);
134 #endif
135 
136 static bool_t	reply_proc(void *, struct netbuf *, struct netconfig *);
137 static void	brdcst(int, char **);
138 static void	addrping(char *, char *, int, char **);
139 static void	progping(char *, int, char **);
140 static CLIENT	*clnt_addr_create(char *, struct netconfig *, u_long, u_long);
141 static CLIENT   *clnt_rpcbind_create(char *, int, struct netbuf **);
142 static CLIENT   *getclnthandle(char *, struct netconfig *, u_long,
143 			       struct netbuf **);
144 static CLIENT	*local_rpcb(u_long, u_long);
145 static int	pstatus(CLIENT *, u_long, u_long);
146 static void	rpcbdump(int, char *, int, char **);
147 static void	rpcbgetstat(int, char **);
148 static void	rpcbaddrlist(char *, int, char **);
149 static void	deletereg(char *, int, char **);
150 static void	print_rmtcallstat(int, rpcb_stat *);
151 static void	print_getaddrstat(int, rpcb_stat *);
152 static void	usage(void);
153 static u_long	getprognum(char *);
154 static u_long	getvers(char *);
155 static char	*spaces(int);
156 static bool_t	add_version(struct rpcbdump_short *, u_long);
157 static bool_t	add_netid(struct rpcbdump_short *, char *);
158 
159 int
160 main(int argc, char **argv)
161 {
162 	register int c;
163 	int errflg;
164 	int function;
165 	char *netid = NULL;
166 	char *address = NULL;
167 #ifdef PORTMAP
168 	char *strptr;
169 	u_short portnum = 0;
170 #endif
171 
172 	function = NONE;
173 	errflg = 0;
174 #ifdef PORTMAP
175 	while ((c = getopt(argc, argv, "a:bdlmn:pstT:u")) != -1) {
176 #else
177 	while ((c = getopt(argc, argv, "a:bdlmn:sT:")) != -1) {
178 #endif
179 		switch (c) {
180 #ifdef PORTMAP
181 		case 'p':
182 			if (function != NONE)
183 				errflg = 1;
184 			else
185 				function = PMAPDUMP;
186 			break;
187 
188 		case 't':
189 			if (function != NONE)
190 				errflg = 1;
191 			else
192 				function = TCPPING;
193 			break;
194 
195 		case 'u':
196 			if (function != NONE)
197 				errflg = 1;
198 			else
199 				function = UDPPING;
200 			break;
201 
202 		case 'n':
203 			portnum = (u_short) strtol(optarg, &strptr, 10);
204 			if (strptr == optarg || *strptr != '\0')
205 				errx(1, "%s is illegal port number", optarg);
206 			break;
207 #endif
208 		case 'a':
209 			address = optarg;
210 			if (function != NONE)
211 				errflg = 1;
212 			else
213 				function = ADDRPING;
214 			break;
215 		case 'b':
216 			if (function != NONE)
217 				errflg = 1;
218 			else
219 				function = BROADCAST;
220 			break;
221 
222 		case 'd':
223 			if (function != NONE)
224 				errflg = 1;
225 			else
226 				function = DELETES;
227 			break;
228 
229 		case 'l':
230 			if (function != NONE)
231 				errflg = 1;
232 			else
233 				function = RPCBADDRLIST;
234 			break;
235 
236 		case 'm':
237 			if (function != NONE)
238 				errflg = 1;
239 			else
240 				function = RPCBGETSTAT;
241 			break;
242 
243 		case 's':
244 			if (function != NONE)
245 				errflg = 1;
246 			else
247 				function = RPCBDUMP_SHORT;
248 			break;
249 
250 		case 'T':
251 			netid = optarg;
252 			break;
253 		case '?':
254 			errflg = 1;
255 			break;
256 		}
257 	}
258 
259 	if (errflg || ((function == ADDRPING) && !netid))
260 		usage();
261 
262 	if (function == NONE) {
263 		if (argc - optind > 1)
264 			function = PROGPING;
265 		else
266 			function = RPCBDUMP;
267 	}
268 
269 	switch (function) {
270 #ifdef PORTMAP
271 	case PMAPDUMP:
272 		if (portnum != 0)
273 			usage();
274 		pmapdump(argc - optind, argv + optind);
275 		break;
276 
277 	case UDPPING:
278 		ip_ping(portnum, "udp", argc - optind, argv + optind);
279 		break;
280 
281 	case TCPPING:
282 		ip_ping(portnum, "tcp", argc - optind, argv + optind);
283 		break;
284 #endif
285 	case BROADCAST:
286 		brdcst(argc - optind, argv + optind);
287 		break;
288 	case DELETES:
289 		deletereg(netid, argc - optind, argv + optind);
290 		break;
291 	case ADDRPING:
292 		addrping(address, netid, argc - optind, argv + optind);
293 		break;
294 	case PROGPING:
295 		progping(netid, argc - optind, argv + optind);
296 		break;
297 	case RPCBDUMP:
298 	case RPCBDUMP_SHORT:
299 		rpcbdump(function, netid, argc - optind, argv + optind);
300 		break;
301 	case RPCBGETSTAT:
302 		rpcbgetstat(argc - optind, argv + optind);
303 		break;
304 	case RPCBADDRLIST:
305 		rpcbaddrlist(netid, argc - optind, argv + optind);
306 		break;
307 	}
308 	return (0);
309 }
310 
311 static CLIENT *
312 local_rpcb(u_long prog, u_long vers)
313 {
314 	void *localhandle;
315 	struct netconfig *nconf;
316 	CLIENT *clnt;
317 
318 	localhandle = setnetconfig();
319 	while ((nconf = getnetconfig(localhandle)) != NULL) {
320 		if (nconf->nc_protofmly != NULL &&
321 		    strcmp(nconf->nc_protofmly, NC_LOOPBACK) == 0)
322 			break;
323 	}
324 	if (nconf == NULL) {
325 		warnx("getnetconfig: %s", nc_sperror());
326 		return (NULL);
327 	}
328 
329 	clnt = clnt_tp_create(NULL, prog, vers, nconf);
330 	endnetconfig(localhandle);
331 	return clnt;
332 }
333 
334 #ifdef PORTMAP
335 static CLIENT *
336 clnt_com_create(struct sockaddr_in *addr, u_long prog, u_long vers,
337     int *fdp, const char *trans)
338 {
339 	CLIENT *clnt;
340 
341 	if (strcmp(trans, "tcp") == 0) {
342 		clnt = clnttcp_create(addr, prog, vers, fdp, 0, 0);
343 	} else {
344 		struct timeval to;
345 
346 		to.tv_sec = 5;
347 		to.tv_usec = 0;
348 		clnt = clntudp_create(addr, prog, vers, to, fdp);
349 	}
350 	if (clnt == (CLIENT *)NULL) {
351 		clnt_pcreateerror("rpcinfo");
352 		if (vers == MIN_VERS)
353 			printf("program %lu is not available\n", prog);
354 		else
355 			printf("program %lu version %lu is not available\n",
356 							prog, vers);
357 		exit(1);
358 	}
359 	return (clnt);
360 }
361 
362 /*
363  * If portnum is 0, then go and get the address from portmapper, which happens
364  * transparently through clnt*_create(); If version number is not given, it
365  * tries to find out the version number by making a call to version 0 and if
366  * that fails, it obtains the high order and the low order version number. If
367  * version 0 calls succeeds, it tries for MAXVERS call and repeats the same.
368  */
369 static void
370 ip_ping(u_short portnum, const char *trans, int argc, char **argv)
371 {
372 	CLIENT *client;
373 	int fd = RPC_ANYFD;
374 	struct timeval to;
375 	struct sockaddr_in addr;
376 	enum clnt_stat rpc_stat;
377 	u_long prognum, vers, minvers, maxvers;
378 	struct rpc_err rpcerr;
379 	int failure = 0;
380 
381 	if (argc < 2 || argc > 3)
382 		usage();
383 	to.tv_sec = 10;
384 	to.tv_usec = 0;
385 	prognum = getprognum(argv[1]);
386 	get_inet_address(&addr, argv[0]);
387 	if (argc == 2) {	/* Version number not known */
388 		/*
389 		 * A call to version 0 should fail with a program/version
390 		 * mismatch, and give us the range of versions supported.
391 		 */
392 		vers = MIN_VERS;
393 	} else {
394 		vers = getvers(argv[2]);
395 	}
396 	addr.sin_port = htons(portnum);
397 	client = clnt_com_create(&addr, prognum, vers, &fd, trans);
398 	rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
399 			(char *)NULL, (xdrproc_t) xdr_void, (char *)NULL,
400 			to);
401 	if (argc != 2) {
402 		/* Version number was known */
403 		if (pstatus(client, prognum, vers) < 0)
404 			exit(1);
405 		(void) CLNT_DESTROY(client);
406 		return;
407 	}
408 	/* Version number not known */
409 	(void) CLNT_CONTROL(client, CLSET_FD_NCLOSE, (char *)NULL);
410 	if (rpc_stat == RPC_PROGVERSMISMATCH) {
411 		clnt_geterr(client, &rpcerr);
412 		minvers = rpcerr.re_vers.low;
413 		maxvers = rpcerr.re_vers.high;
414 	} else if (rpc_stat == RPC_SUCCESS) {
415 		/*
416 		 * Oh dear, it DOES support version 0.
417 		 * Let's try version MAX_VERS.
418 		 */
419 		(void) CLNT_DESTROY(client);
420 		addr.sin_port = htons(portnum);
421 		client = clnt_com_create(&addr, prognum, MAX_VERS, &fd, trans);
422 		rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
423 				(char *)NULL, (xdrproc_t) xdr_void,
424 				(char *)NULL, to);
425 		if (rpc_stat == RPC_PROGVERSMISMATCH) {
426 			clnt_geterr(client, &rpcerr);
427 			minvers = rpcerr.re_vers.low;
428 			maxvers = rpcerr.re_vers.high;
429 		} else if (rpc_stat == RPC_SUCCESS) {
430 			/*
431 			 * It also supports version MAX_VERS.
432 			 * Looks like we have a wise guy.
433 			 * OK, we give them information on all
434 			 * 4 billion versions they support...
435 			 */
436 			minvers = 0;
437 			maxvers = MAX_VERS;
438 		} else {
439 			(void) pstatus(client, prognum, MAX_VERS);
440 			exit(1);
441 		}
442 	} else {
443 		(void) pstatus(client, prognum, (u_long)0);
444 		exit(1);
445 	}
446 	(void) CLNT_DESTROY(client);
447 	for (vers = minvers; vers <= maxvers; vers++) {
448 		addr.sin_port = htons(portnum);
449 		client = clnt_com_create(&addr, prognum, vers, &fd, trans);
450 		rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
451 				(char *)NULL, (xdrproc_t) xdr_void,
452 				(char *)NULL, to);
453 		if (pstatus(client, prognum, vers) < 0)
454 				failure = 1;
455 		(void) CLNT_DESTROY(client);
456 	}
457 	if (failure)
458 		exit(1);
459 	(void) close(fd);
460 	return;
461 }
462 
463 /*
464  * Dump all the portmapper registerations
465  */
466 static void
467 pmapdump(int argc, char **argv)
468 {
469 	struct sockaddr_in server_addr;
470 	struct pmaplist *head = NULL;
471 	int socket = RPC_ANYSOCK;
472 	struct timeval minutetimeout;
473 	register CLIENT *client;
474 	struct rpcent *rpc;
475 	enum clnt_stat clnt_st;
476 	struct rpc_err err;
477 	char *host = NULL;
478 
479 	if (argc > 1)
480 		usage();
481 	if (argc == 1) {
482 		host = argv[0];
483 		get_inet_address(&server_addr, host);
484 		server_addr.sin_port = htons(PMAPPORT);
485 		client = clnttcp_create(&server_addr, PMAPPROG, PMAPVERS,
486 		    &socket, 50, 500);
487 	} else
488 		client = local_rpcb(PMAPPROG, PMAPVERS);
489 
490 	if (client == NULL) {
491 		if (rpc_createerr.cf_stat == RPC_TLIERROR) {
492 			/*
493 			 * "Misc. TLI error" is not too helpful. Most likely
494 			 * the connection to the remote server timed out, so
495 			 * this error is at least less perplexing.
496 			 */
497 			rpc_createerr.cf_stat = RPC_PMAPFAILURE;
498 			rpc_createerr.cf_error.re_status = RPC_FAILED;
499 		}
500 		clnt_pcreateerror("rpcinfo: can't contact portmapper");
501 		exit(1);
502 	}
503 
504 	minutetimeout.tv_sec = 60;
505 	minutetimeout.tv_usec = 0;
506 
507 	clnt_st = CLNT_CALL(client, PMAPPROC_DUMP, (xdrproc_t) xdr_void,
508 		NULL, (xdrproc_t) xdr_pmaplist_ptr, (char *)&head,
509 		minutetimeout);
510 	if (clnt_st != RPC_SUCCESS) {
511 		if ((clnt_st == RPC_PROGVERSMISMATCH) ||
512 		    (clnt_st == RPC_PROGUNAVAIL)) {
513 			CLNT_GETERR(client, &err);
514 			if (err.re_vers.low > PMAPVERS) {
515 				if (host)
516 					warnx("%s does not support portmapper."
517 					    "Try rpcinfo %s instead", host,
518 					    host);
519 				else
520 					warnx("local host does not support "
521 					    "portmapper.  Try 'rpcinfo' "
522 					    "instead");
523 			}
524 			exit(1);
525 		}
526 		clnt_perror(client, "rpcinfo: can't contact portmapper");
527 		exit(1);
528 	}
529 	if (head == NULL) {
530 		printf("No remote programs registered.\n");
531 	} else {
532 		printf("   program vers proto   port  service\n");
533 		for (; head != NULL; head = head->pml_next) {
534 			printf("%10ld%5ld",
535 				head->pml_map.pm_prog,
536 				head->pml_map.pm_vers);
537 			if (head->pml_map.pm_prot == IPPROTO_UDP)
538 				printf("%6s", "udp");
539 			else if (head->pml_map.pm_prot == IPPROTO_TCP)
540 				printf("%6s", "tcp");
541 			else if (head->pml_map.pm_prot == IPPROTO_ST)
542 				printf("%6s", "local");
543 			else
544 				printf("%6ld", head->pml_map.pm_prot);
545 			printf("%7ld", head->pml_map.pm_port);
546 			rpc = getrpcbynumber(head->pml_map.pm_prog);
547 			if (rpc)
548 				printf("  %s\n", rpc->r_name);
549 			else
550 				printf("\n");
551 		}
552 	}
553 }
554 
555 static void
556 get_inet_address(struct sockaddr_in *addr, char *host)
557 {
558 	struct netconfig *nconf;
559 	struct addrinfo hints, *res;
560 	int error;
561 
562 	(void) memset((char *)addr, 0, sizeof (*addr));
563 	addr->sin_addr.s_addr = inet_addr(host);
564 	if (addr->sin_addr.s_addr == INADDR_NONE ||
565 	    addr->sin_addr.s_addr == INADDR_ANY) {
566 		if ((nconf = __rpc_getconfip("udp")) == NULL &&
567 		    (nconf = __rpc_getconfip("tcp")) == NULL)
568 			errx(1, "couldn't find a suitable transport");
569 		else {
570 			memset(&hints, 0, sizeof hints);
571 			hints.ai_family = AF_INET;
572 			if ((error = getaddrinfo(host, "rpcbind", &hints, &res))
573 			    != 0)
574 				errx(1, "%s: %s", host, gai_strerror(error));
575 			else {
576 				memcpy(addr, res->ai_addr, res->ai_addrlen);
577 				freeaddrinfo(res);
578 			}
579 			(void) freenetconfigent(nconf);
580 		}
581 	} else {
582 		addr->sin_family = AF_INET;
583 	}
584 }
585 #endif /* PORTMAP */
586 
587 /*
588  * reply_proc collects replies from the broadcast.
589  * to get a unique list of responses the output of rpcinfo should
590  * be piped through sort(1) and then uniq(1).
591  */
592 
593 /*ARGSUSED*/
594 static bool_t
595 reply_proc(void *res, struct netbuf *who, struct netconfig *nconf)
596 	/* void *res;			Nothing comes back */
597 	/* struct netbuf *who;		Who sent us the reply */
598 	/* struct netconfig *nconf; 	On which transport the reply came */
599 {
600 	char *uaddr;
601 	char hostbuf[NI_MAXHOST];
602 	const char *hostname;
603 	struct sockaddr *sa = (struct sockaddr *)who->buf;
604 
605 	if (getnameinfo(sa, sa->sa_len, hostbuf, NI_MAXHOST, NULL, 0, 0)) {
606 		hostname = UNKNOWN;
607 	} else {
608 		hostname = hostbuf;
609 	}
610 	uaddr = taddr2uaddr(nconf, who);
611 	if (uaddr == NULL) {
612 		printf("%s\t%s\n", UNKNOWN, hostname);
613 	} else {
614 		printf("%s\t%s\n", uaddr, hostname);
615 		free((char *)uaddr);
616 	}
617 	return (FALSE);
618 }
619 
620 static void
621 brdcst(int argc, char **argv)
622 {
623 	enum clnt_stat rpc_stat;
624 	u_long prognum, vers;
625 
626 	if (argc != 2)
627 		usage();
628 	prognum = getprognum(argv[0]);
629 	vers = getvers(argv[1]);
630 	rpc_stat = rpc_broadcast(prognum, vers, NULLPROC,
631 		(xdrproc_t) xdr_void, (char *)NULL, (xdrproc_t) xdr_void,
632 		(char *)NULL, (resultproc_t) reply_proc, NULL);
633 	if ((rpc_stat != RPC_SUCCESS) && (rpc_stat != RPC_TIMEDOUT))
634 		errx(1, "broadcast failed: %s", clnt_sperrno(rpc_stat));
635 	exit(0);
636 }
637 
638 static bool_t
639 add_version(struct rpcbdump_short *rs, u_long vers)
640 {
641 	struct verslist *vl;
642 
643 	for (vl = rs->vlist; vl; vl = vl->next)
644 		if (vl->vers == vers)
645 			break;
646 	if (vl)
647 		return (TRUE);
648 	vl = (struct verslist *)malloc(sizeof (struct verslist));
649 	if (vl == NULL)
650 		return (FALSE);
651 	vl->vers = vers;
652 	vl->next = rs->vlist;
653 	rs->vlist = vl;
654 	return (TRUE);
655 }
656 
657 static bool_t
658 add_netid(struct rpcbdump_short *rs, char *netid)
659 {
660 	struct netidlist *nl;
661 
662 	for (nl = rs->nlist; nl; nl = nl->next)
663 		if (strcmp(nl->netid, netid) == 0)
664 			break;
665 	if (nl)
666 		return (TRUE);
667 	nl = (struct netidlist *)malloc(sizeof (struct netidlist));
668 	if (nl == NULL)
669 		return (FALSE);
670 	nl->netid = netid;
671 	nl->next = rs->nlist;
672 	rs->nlist = nl;
673 	return (TRUE);
674 }
675 
676 static void
677 rpcbdump(int dumptype, char *netid, int argc, char **argv)
678 {
679 	rpcblist_ptr head = NULL;
680 	struct timeval minutetimeout;
681 	register CLIENT *client;
682 	struct rpcent *rpc;
683 	char *host;
684 	struct netidlist *nl;
685 	struct verslist *vl;
686 	struct rpcbdump_short *rs, *rs_tail;
687 	char buf[256];
688 	enum clnt_stat clnt_st;
689 	struct rpc_err err;
690 	struct rpcbdump_short *rs_head = NULL;
691 
692 	if (argc > 1)
693 		usage();
694 	if (argc == 1) {
695 		host = argv[0];
696 		if (netid == NULL) {
697 			client = clnt_rpcbind_create(host, RPCBVERS, NULL);
698 		} else {
699 			struct netconfig *nconf;
700 
701 			nconf = getnetconfigent(netid);
702 			if (nconf == NULL) {
703 				nc_perror("rpcinfo: invalid transport");
704 				exit(1);
705 			}
706 			client = getclnthandle(host, nconf, RPCBVERS, NULL);
707 			if (nconf)
708 				(void) freenetconfigent(nconf);
709 		}
710 	} else
711 		client = local_rpcb(PMAPPROG, RPCBVERS);
712 
713 	if (client == (CLIENT *)NULL) {
714 		clnt_pcreateerror("rpcinfo: can't contact rpcbind");
715 		exit(1);
716 	}
717 
718 	minutetimeout.tv_sec = 60;
719 	minutetimeout.tv_usec = 0;
720 	clnt_st = CLNT_CALL(client, RPCBPROC_DUMP, (xdrproc_t) xdr_void,
721 		NULL, (xdrproc_t) xdr_rpcblist_ptr, (char *) &head,
722 		minutetimeout);
723 	if (clnt_st != RPC_SUCCESS) {
724 	    if ((clnt_st == RPC_PROGVERSMISMATCH) ||
725 		(clnt_st == RPC_PROGUNAVAIL)) {
726 		int vers;
727 
728 		CLNT_GETERR(client, &err);
729 		if (err.re_vers.low == RPCBVERS4) {
730 		    vers = RPCBVERS4;
731 		    clnt_control(client, CLSET_VERS, (char *)&vers);
732 		    clnt_st = CLNT_CALL(client, RPCBPROC_DUMP,
733 			(xdrproc_t) xdr_void, NULL,
734 			(xdrproc_t) xdr_rpcblist_ptr, (char *) &head,
735 			minutetimeout);
736 		    if (clnt_st != RPC_SUCCESS)
737 			goto failed;
738 		} else {
739 		    if (err.re_vers.high == PMAPVERS) {
740 			int high, low;
741 			struct pmaplist *pmaphead = NULL;
742 			rpcblist_ptr list, prev;
743 
744 			vers = PMAPVERS;
745 			clnt_control(client, CLSET_VERS, (char *)&vers);
746 			clnt_st = CLNT_CALL(client, PMAPPROC_DUMP,
747 				(xdrproc_t) xdr_void, NULL,
748 				(xdrproc_t) xdr_pmaplist_ptr,
749 				(char *)&pmaphead, minutetimeout);
750 			if (clnt_st != RPC_SUCCESS)
751 				goto failed;
752 			/*
753 			 * convert to rpcblist_ptr format
754 			 */
755 			for (head = NULL; pmaphead != NULL;
756 				pmaphead = pmaphead->pml_next) {
757 			    list = (rpcblist *)malloc(sizeof (rpcblist));
758 			    if (list == NULL)
759 				goto error;
760 			    if (head == NULL)
761 				head = list;
762 			    else
763 				prev->rpcb_next = (rpcblist_ptr) list;
764 
765 			    list->rpcb_next = NULL;
766 			    list->rpcb_map.r_prog = pmaphead->pml_map.pm_prog;
767 			    list->rpcb_map.r_vers = pmaphead->pml_map.pm_vers;
768 			    if (pmaphead->pml_map.pm_prot == IPPROTO_UDP)
769 				list->rpcb_map.r_netid = "udp";
770 			    else if (pmaphead->pml_map.pm_prot == IPPROTO_TCP)
771 				list->rpcb_map.r_netid = "tcp";
772 			    else {
773 #define	MAXLONG_AS_STRING	"2147483648"
774 				list->rpcb_map.r_netid =
775 					malloc(strlen(MAXLONG_AS_STRING) + 1);
776 				if (list->rpcb_map.r_netid == NULL)
777 					goto error;
778 				sprintf(list->rpcb_map.r_netid, "%6ld",
779 					pmaphead->pml_map.pm_prot);
780 			    }
781 			    list->rpcb_map.r_owner = UNKNOWN;
782 			    low = pmaphead->pml_map.pm_port & 0xff;
783 			    high = (pmaphead->pml_map.pm_port >> 8) & 0xff;
784 			    list->rpcb_map.r_addr = strdup("0.0.0.0.XXX.XXX");
785 			    sprintf(&list->rpcb_map.r_addr[8], "%d.%d",
786 				high, low);
787 			    prev = list;
788 			}
789 		    }
790 		}
791 	    } else {	/* any other error */
792 failed:
793 		    clnt_perror(client, "rpcinfo: can't contact rpcbind: ");
794 		    exit(1);
795 	    }
796 	}
797 	if (head == NULL) {
798 		printf("No remote programs registered.\n");
799 	} else if (dumptype == RPCBDUMP) {
800 		printf(
801 "   program version netid     address                service    owner\n");
802 		for (; head != NULL; head = head->rpcb_next) {
803 			printf("%10u%5u    ",
804 				head->rpcb_map.r_prog, head->rpcb_map.r_vers);
805 			printf("%-9s ", head->rpcb_map.r_netid);
806 			printf("%-22s", head->rpcb_map.r_addr);
807 			rpc = getrpcbynumber(head->rpcb_map.r_prog);
808 			if (rpc)
809 				printf(" %-10s", rpc->r_name);
810 			else
811 				printf(" %-10s", "-");
812 			printf(" %s\n", head->rpcb_map.r_owner);
813 		}
814 	} else if (dumptype == RPCBDUMP_SHORT) {
815 		for (; head != NULL; head = head->rpcb_next) {
816 			for (rs = rs_head; rs; rs = rs->next)
817 				if (head->rpcb_map.r_prog == rs->prog)
818 					break;
819 			if (rs == NULL) {
820 				rs = (struct rpcbdump_short *)
821 					malloc(sizeof (struct rpcbdump_short));
822 				if (rs == NULL)
823 					goto error;
824 				rs->next = NULL;
825 				if (rs_head == NULL) {
826 					rs_head = rs;
827 					rs_tail = rs;
828 				} else {
829 					rs_tail->next = rs;
830 					rs_tail = rs;
831 				}
832 				rs->prog = head->rpcb_map.r_prog;
833 				rs->owner = head->rpcb_map.r_owner;
834 				rs->nlist = NULL;
835 				rs->vlist = NULL;
836 			}
837 			if (add_version(rs, head->rpcb_map.r_vers) == FALSE)
838 				goto error;
839 			if (add_netid(rs, head->rpcb_map.r_netid) == FALSE)
840 				goto error;
841 		}
842 		printf(
843 "   program version(s) netid(s)                         service     owner\n");
844 		for (rs = rs_head; rs; rs = rs->next) {
845 			char *p = buf;
846 
847 			printf("%10ld  ", rs->prog);
848 			for (vl = rs->vlist; vl; vl = vl->next) {
849 				sprintf(p, "%d", vl->vers);
850 				p = p + strlen(p);
851 				if (vl->next)
852 					sprintf(p++, ",");
853 			}
854 			printf("%-10s", buf);
855 			buf[0] = '\0';
856 			for (nl = rs->nlist; nl; nl = nl->next) {
857 				strlcat(buf, nl->netid, sizeof(buf));
858 				if (nl->next)
859 					strlcat(buf, ",", sizeof(buf));
860 			}
861 			printf("%-32s", buf);
862 			rpc = getrpcbynumber(rs->prog);
863 			if (rpc)
864 				printf(" %-11s", rpc->r_name);
865 			else
866 				printf(" %-11s", "-");
867 			printf(" %s\n", rs->owner);
868 		}
869 	}
870 	clnt_destroy(client);
871 	return;
872 error:	warnx("no memory");
873 	return;
874 }
875 
876 static char nullstring[] = "\000";
877 
878 static void
879 rpcbaddrlist(char *netid, int argc, char **argv)
880 {
881 	rpcb_entry_list_ptr head = NULL;
882 	struct timeval minutetimeout;
883 	register CLIENT *client;
884 	struct rpcent *rpc;
885 	char *host;
886 	RPCB parms;
887 	struct netbuf *targaddr;
888 
889 	if (argc != 3)
890 		usage();
891 	host = argv[0];
892 	if (netid == NULL) {
893 		client = clnt_rpcbind_create(host, RPCBVERS4, &targaddr);
894 	} else {
895 		struct netconfig *nconf;
896 
897 		nconf = getnetconfigent(netid);
898 		if (nconf == NULL) {
899 			nc_perror("rpcinfo: invalid transport");
900 			exit(1);
901 		}
902 		client = getclnthandle(host, nconf, RPCBVERS4, &targaddr);
903 		if (nconf)
904 			(void) freenetconfigent(nconf);
905 	}
906 	if (client == (CLIENT *)NULL) {
907 		clnt_pcreateerror("rpcinfo: can't contact rpcbind");
908 		exit(1);
909 	}
910 	minutetimeout.tv_sec = 60;
911 	minutetimeout.tv_usec = 0;
912 
913 	parms.r_prog = 	getprognum(argv[1]);
914 	parms.r_vers = 	getvers(argv[2]);
915 	parms.r_netid = client->cl_netid;
916 	if (targaddr == NULL) {
917 		parms.r_addr = nullstring;	/* for XDRing */
918 	} else {
919 		/*
920 		 * We also send the remote system the address we
921 		 * used to contact it in case it can help it
922 		 * connect back with us
923 		 */
924 		struct netconfig *nconf;
925 
926 		nconf = getnetconfigent(client->cl_netid);
927 		if (nconf != NULL) {
928 			parms.r_addr = taddr2uaddr(nconf, targaddr);
929 			if (parms.r_addr == NULL)
930 				parms.r_addr = nullstring;
931 			freenetconfigent(nconf);
932 		} else {
933 			parms.r_addr = nullstring;	/* for XDRing */
934 		}
935 		free(targaddr->buf);
936 		free(targaddr);
937 	}
938 	parms.r_owner = nullstring;
939 
940 	if (CLNT_CALL(client, RPCBPROC_GETADDRLIST, (xdrproc_t) xdr_rpcb,
941 		(char *) &parms, (xdrproc_t) xdr_rpcb_entry_list_ptr,
942 		(char *) &head, minutetimeout) != RPC_SUCCESS) {
943 		clnt_perror(client, "rpcinfo: can't contact rpcbind: ");
944 		exit(1);
945 	}
946 	if (head == NULL) {
947 		printf("No remote programs registered.\n");
948 	} else {
949 		printf(
950 	"   program vers  tp_family/name/class    address\t\t  service\n");
951 		for (; head != NULL; head = head->rpcb_entry_next) {
952 			rpcb_entry *re;
953 			char buf[128];
954 
955 			re = &head->rpcb_entry_map;
956 			printf("%10u%3u    ",
957 				parms.r_prog, parms.r_vers);
958 			sprintf(buf, "%s/%s/%s ",
959 				re->r_nc_protofmly, re->r_nc_proto,
960 				re->r_nc_semantics == NC_TPI_CLTS ? "clts" :
961 				re->r_nc_semantics == NC_TPI_COTS ? "cots" :
962 						"cots_ord");
963 			printf("%-24s", buf);
964 			printf("%-24s", re->r_maddr);
965 			rpc = getrpcbynumber(parms.r_prog);
966 			if (rpc)
967 				printf(" %-13s", rpc->r_name);
968 			else
969 				printf(" %-13s", "-");
970 			printf("\n");
971 		}
972 	}
973 	clnt_destroy(client);
974 	return;
975 }
976 
977 /*
978  * monitor rpcbind
979  */
980 static void
981 rpcbgetstat(int argc, char **argv)
982 {
983 	rpcb_stat_byvers inf;
984 	struct timeval minutetimeout;
985 	register CLIENT *client;
986 	char *host;
987 	int i, j;
988 	rpcbs_addrlist *pa;
989 	rpcbs_rmtcalllist *pr;
990 	int cnt, flen;
991 #define	MAXFIELD	64
992 	char fieldbuf[MAXFIELD];
993 #define	MAXLINE		256
994 	char linebuf[MAXLINE];
995 	char *cp, *lp;
996 	const char *pmaphdr[] = {
997 		"NULL", "SET", "UNSET", "GETPORT",
998 		"DUMP", "CALLIT"
999 	};
1000 	const char *rpcb3hdr[] = {
1001 		"NULL", "SET", "UNSET", "GETADDR", "DUMP", "CALLIT", "TIME",
1002 		"U2T", "T2U"
1003 	};
1004 	const char *rpcb4hdr[] = {
1005 		"NULL", "SET", "UNSET", "GETADDR", "DUMP", "CALLIT", "TIME",
1006 		"U2T",  "T2U", "VERADDR", "INDRECT", "GETLIST", "GETSTAT"
1007 	};
1008 
1009 #define	TABSTOP	8
1010 
1011 	if (argc >= 1) {
1012 		host = argv[0];
1013 		client = clnt_rpcbind_create(host, RPCBVERS4, NULL);
1014 	} else
1015 		client = local_rpcb(PMAPPROG, RPCBVERS4);
1016 	if (client == (CLIENT *)NULL) {
1017 		clnt_pcreateerror("rpcinfo: can't contact rpcbind");
1018 		exit(1);
1019 	}
1020 	minutetimeout.tv_sec = 60;
1021 	minutetimeout.tv_usec = 0;
1022 	memset((char *)&inf, 0, sizeof (rpcb_stat_byvers));
1023 	if (CLNT_CALL(client, RPCBPROC_GETSTAT, (xdrproc_t) xdr_void, NULL,
1024 		(xdrproc_t) xdr_rpcb_stat_byvers, (char *)&inf, minutetimeout)
1025 			!= RPC_SUCCESS) {
1026 		clnt_perror(client, "rpcinfo: can't contact rpcbind: ");
1027 		exit(1);
1028 	}
1029 	printf("PORTMAP (version 2) statistics\n");
1030 	lp = linebuf;
1031 	for (i = 0; i <= rpcb_highproc_2; i++) {
1032 		fieldbuf[0] = '\0';
1033 		switch (i) {
1034 		case PMAPPROC_SET:
1035 			sprintf(fieldbuf, "%d/", inf[RPCBVERS_2_STAT].setinfo);
1036 			break;
1037 		case PMAPPROC_UNSET:
1038 			sprintf(fieldbuf, "%d/",
1039 				inf[RPCBVERS_2_STAT].unsetinfo);
1040 			break;
1041 		case PMAPPROC_GETPORT:
1042 			cnt = 0;
1043 			for (pa = inf[RPCBVERS_2_STAT].addrinfo; pa;
1044 				pa = pa->next)
1045 				cnt += pa->success;
1046 			sprintf(fieldbuf, "%d/", cnt);
1047 			break;
1048 		case PMAPPROC_CALLIT:
1049 			cnt = 0;
1050 			for (pr = inf[RPCBVERS_2_STAT].rmtinfo; pr;
1051 				pr = pr->next)
1052 				cnt += pr->success;
1053 			sprintf(fieldbuf, "%d/", cnt);
1054 			break;
1055 		default: break;  /* For the remaining ones */
1056 		}
1057 		cp = &fieldbuf[0] + strlen(fieldbuf);
1058 		sprintf(cp, "%d", inf[RPCBVERS_2_STAT].info[i]);
1059 		flen = strlen(fieldbuf);
1060 		printf("%s%s", pmaphdr[i],
1061 			spaces((TABSTOP * (1 + flen / TABSTOP))
1062 			- strlen(pmaphdr[i])));
1063 		sprintf(lp, "%s%s", fieldbuf,
1064 			spaces(cnt = ((TABSTOP * (1 + flen / TABSTOP))
1065 			- flen)));
1066 		lp += (flen + cnt);
1067 	}
1068 	printf("\n%s\n\n", linebuf);
1069 
1070 	if (inf[RPCBVERS_2_STAT].info[PMAPPROC_CALLIT]) {
1071 		printf("PMAP_RMTCALL call statistics\n");
1072 		print_rmtcallstat(RPCBVERS_2_STAT, &inf[RPCBVERS_2_STAT]);
1073 		printf("\n");
1074 	}
1075 
1076 	if (inf[RPCBVERS_2_STAT].info[PMAPPROC_GETPORT]) {
1077 		printf("PMAP_GETPORT call statistics\n");
1078 		print_getaddrstat(RPCBVERS_2_STAT, &inf[RPCBVERS_2_STAT]);
1079 		printf("\n");
1080 	}
1081 
1082 	printf("RPCBIND (version 3) statistics\n");
1083 	lp = linebuf;
1084 	for (i = 0; i <= rpcb_highproc_3; i++) {
1085 		fieldbuf[0] = '\0';
1086 		switch (i) {
1087 		case RPCBPROC_SET:
1088 			sprintf(fieldbuf, "%d/", inf[RPCBVERS_3_STAT].setinfo);
1089 			break;
1090 		case RPCBPROC_UNSET:
1091 			sprintf(fieldbuf, "%d/",
1092 				inf[RPCBVERS_3_STAT].unsetinfo);
1093 			break;
1094 		case RPCBPROC_GETADDR:
1095 			cnt = 0;
1096 			for (pa = inf[RPCBVERS_3_STAT].addrinfo; pa;
1097 				pa = pa->next)
1098 				cnt += pa->success;
1099 			sprintf(fieldbuf, "%d/", cnt);
1100 			break;
1101 		case RPCBPROC_CALLIT:
1102 			cnt = 0;
1103 			for (pr = inf[RPCBVERS_3_STAT].rmtinfo; pr;
1104 				pr = pr->next)
1105 				cnt += pr->success;
1106 			sprintf(fieldbuf, "%d/", cnt);
1107 			break;
1108 		default: break;  /* For the remaining ones */
1109 		}
1110 		cp = &fieldbuf[0] + strlen(fieldbuf);
1111 		sprintf(cp, "%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 		sprintf(lp, "%s%s", fieldbuf,
1117 			spaces(cnt = ((TABSTOP * (1 + flen / TABSTOP))
1118 			- flen)));
1119 		lp += (flen + cnt);
1120 	}
1121 	printf("\n%s\n\n", linebuf);
1122 
1123 	if (inf[RPCBVERS_3_STAT].info[RPCBPROC_CALLIT]) {
1124 		printf("RPCB_RMTCALL (version 3) call statistics\n");
1125 		print_rmtcallstat(RPCBVERS_3_STAT, &inf[RPCBVERS_3_STAT]);
1126 		printf("\n");
1127 	}
1128 
1129 	if (inf[RPCBVERS_3_STAT].info[RPCBPROC_GETADDR]) {
1130 		printf("RPCB_GETADDR (version 3) call statistics\n");
1131 		print_getaddrstat(RPCBVERS_3_STAT, &inf[RPCBVERS_3_STAT]);
1132 		printf("\n");
1133 	}
1134 
1135 	printf("RPCBIND (version 4) statistics\n");
1136 
1137 	for (j = 0; j <= 9; j += 9) { /* Just two iterations for printing */
1138 		lp = linebuf;
1139 		for (i = j; i <= MAX(8, rpcb_highproc_4 - 9 + j); i++) {
1140 			fieldbuf[0] = '\0';
1141 			switch (i) {
1142 			case RPCBPROC_SET:
1143 				sprintf(fieldbuf, "%d/",
1144 					inf[RPCBVERS_4_STAT].setinfo);
1145 				break;
1146 			case RPCBPROC_UNSET:
1147 				sprintf(fieldbuf, "%d/",
1148 					inf[RPCBVERS_4_STAT].unsetinfo);
1149 				break;
1150 			case RPCBPROC_GETADDR:
1151 				cnt = 0;
1152 				for (pa = inf[RPCBVERS_4_STAT].addrinfo; pa;
1153 					pa = pa->next)
1154 					cnt += pa->success;
1155 				sprintf(fieldbuf, "%d/", cnt);
1156 				break;
1157 			case RPCBPROC_CALLIT:
1158 				cnt = 0;
1159 				for (pr = inf[RPCBVERS_4_STAT].rmtinfo; pr;
1160 					pr = pr->next)
1161 					cnt += pr->success;
1162 				sprintf(fieldbuf, "%d/", cnt);
1163 				break;
1164 			default: break;  /* For the remaining ones */
1165 			}
1166 			cp = &fieldbuf[0] + strlen(fieldbuf);
1167 			/*
1168 			 * XXX: We also add RPCBPROC_GETADDRLIST queries to
1169 			 * RPCB_GETADDR because rpcbind includes the
1170 			 * RPCB_GETADDRLIST successes in RPCB_GETADDR.
1171 			 */
1172 			if (i != RPCBPROC_GETADDR)
1173 			    sprintf(cp, "%d", inf[RPCBVERS_4_STAT].info[i]);
1174 			else
1175 			    sprintf(cp, "%d", inf[RPCBVERS_4_STAT].info[i] +
1176 			    inf[RPCBVERS_4_STAT].info[RPCBPROC_GETADDRLIST]);
1177 			flen = strlen(fieldbuf);
1178 			printf("%s%s", rpcb4hdr[i],
1179 				spaces((TABSTOP * (1 + flen / TABSTOP))
1180 				- strlen(rpcb4hdr[i])));
1181 			sprintf(lp, "%s%s", fieldbuf,
1182 				spaces(cnt = ((TABSTOP * (1 + flen / TABSTOP))
1183 				- flen)));
1184 			lp += (flen + cnt);
1185 		}
1186 		printf("\n%s\n", linebuf);
1187 	}
1188 
1189 	if (inf[RPCBVERS_4_STAT].info[RPCBPROC_CALLIT] ||
1190 			    inf[RPCBVERS_4_STAT].info[RPCBPROC_INDIRECT]) {
1191 		printf("\n");
1192 		printf("RPCB_RMTCALL (version 4) call statistics\n");
1193 		print_rmtcallstat(RPCBVERS_4_STAT, &inf[RPCBVERS_4_STAT]);
1194 	}
1195 
1196 	if (inf[RPCBVERS_4_STAT].info[RPCBPROC_GETADDR]) {
1197 		printf("\n");
1198 		printf("RPCB_GETADDR (version 4) call statistics\n");
1199 		print_getaddrstat(RPCBVERS_4_STAT, &inf[RPCBVERS_4_STAT]);
1200 	}
1201 	clnt_destroy(client);
1202 }
1203 
1204 /*
1205  * Delete registeration for this (prog, vers, netid)
1206  */
1207 static void
1208 deletereg(char *netid, int argc, char **argv)
1209 {
1210 	struct netconfig *nconf = NULL;
1211 
1212 	if (argc != 2)
1213 		usage();
1214 	if (netid) {
1215 		nconf = getnetconfigent(netid);
1216 		if (nconf == NULL)
1217 			errx(1, "netid %s not supported", netid);
1218 	}
1219 	if ((rpcb_unset(getprognum(argv[0]), getvers(argv[1]), nconf)) == 0)
1220 		errx(1,
1221 	"could not delete registration for prog %s version %s",
1222 			argv[0], argv[1]);
1223 }
1224 
1225 /*
1226  * Create and return a handle for the given nconf.
1227  * Exit if cannot create handle.
1228  */
1229 static CLIENT *
1230 clnt_addr_create(char *address, struct netconfig *nconf,
1231     u_long prog, u_long vers)
1232 {
1233 	CLIENT *client;
1234 	static struct netbuf *nbuf;
1235 	static int fd = RPC_ANYFD;
1236 
1237 	if (fd == RPC_ANYFD) {
1238 		if ((fd = __rpc_nconf2fd(nconf)) == -1) {
1239 			rpc_createerr.cf_stat = RPC_TLIERROR;
1240 			clnt_pcreateerror("rpcinfo");
1241 			exit(1);
1242 		}
1243 		/* Convert the uaddr to taddr */
1244 		nbuf = uaddr2taddr(nconf, address);
1245 		if (nbuf == NULL)
1246 			errx(1, "no address for client handle");
1247 	}
1248 	client = clnt_tli_create(fd, nconf, nbuf, prog, vers, 0, 0);
1249 	if (client == (CLIENT *)NULL) {
1250 		clnt_pcreateerror("rpcinfo");
1251 		exit(1);
1252 	}
1253 	return (client);
1254 }
1255 
1256 /*
1257  * If the version number is given, ping that (prog, vers); else try to find
1258  * the version numbers supported for that prog and ping all the versions.
1259  * Remote rpcbind is not contacted for this service. The requests are
1260  * sent directly to the services themselves.
1261  */
1262 static void
1263 addrping(char *address, char *netid, int argc, char **argv)
1264 {
1265 	CLIENT *client;
1266 	struct timeval to;
1267 	enum clnt_stat rpc_stat;
1268 	u_long prognum, versnum, minvers, maxvers;
1269 	struct rpc_err rpcerr;
1270 	int failure = 0;
1271 	struct netconfig *nconf;
1272 	int fd;
1273 
1274 	if (argc < 1 || argc > 2 || (netid == NULL))
1275 		usage();
1276 	nconf = getnetconfigent(netid);
1277 	if (nconf == (struct netconfig *)NULL)
1278 		errx(1, "could not find %s", netid);
1279 	to.tv_sec = 10;
1280 	to.tv_usec = 0;
1281 	prognum = getprognum(argv[0]);
1282 	if (argc == 1) {	/* Version number not known */
1283 		/*
1284 		 * A call to version 0 should fail with a program/version
1285 		 * mismatch, and give us the range of versions supported.
1286 		 */
1287 		versnum = MIN_VERS;
1288 	} else {
1289 		versnum = getvers(argv[1]);
1290 	}
1291 	client = clnt_addr_create(address, nconf, prognum, versnum);
1292 	rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
1293 			(char *)NULL, (xdrproc_t) xdr_void,
1294 			(char *)NULL, to);
1295 	if (argc == 2) {
1296 		/* Version number was known */
1297 		if (pstatus(client, prognum, versnum) < 0)
1298 			failure = 1;
1299 		(void) CLNT_DESTROY(client);
1300 		if (failure)
1301 			exit(1);
1302 		return;
1303 	}
1304 	/* Version number not known */
1305 	(void) CLNT_CONTROL(client, CLSET_FD_NCLOSE, (char *)NULL);
1306 	(void) CLNT_CONTROL(client, CLGET_FD, (char *)&fd);
1307 	if (rpc_stat == RPC_PROGVERSMISMATCH) {
1308 		clnt_geterr(client, &rpcerr);
1309 		minvers = rpcerr.re_vers.low;
1310 		maxvers = rpcerr.re_vers.high;
1311 	} else if (rpc_stat == RPC_SUCCESS) {
1312 		/*
1313 		 * Oh dear, it DOES support version 0.
1314 		 * Let's try version MAX_VERS.
1315 		 */
1316 		(void) CLNT_DESTROY(client);
1317 		client = clnt_addr_create(address, nconf, prognum, MAX_VERS);
1318 		rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
1319 				(char *)NULL, (xdrproc_t) xdr_void,
1320 				(char *)NULL, to);
1321 		if (rpc_stat == RPC_PROGVERSMISMATCH) {
1322 			clnt_geterr(client, &rpcerr);
1323 			minvers = rpcerr.re_vers.low;
1324 			maxvers = rpcerr.re_vers.high;
1325 		} else if (rpc_stat == RPC_SUCCESS) {
1326 			/*
1327 			 * It also supports version MAX_VERS.
1328 			 * Looks like we have a wise guy.
1329 			 * OK, we give them information on all
1330 			 * 4 billion versions they support...
1331 			 */
1332 			minvers = 0;
1333 			maxvers = MAX_VERS;
1334 		} else {
1335 			(void) pstatus(client, prognum, MAX_VERS);
1336 			exit(1);
1337 		}
1338 	} else {
1339 		(void) pstatus(client, prognum, (u_long)0);
1340 		exit(1);
1341 	}
1342 	(void) CLNT_DESTROY(client);
1343 	for (versnum = minvers; versnum <= maxvers; versnum++) {
1344 		client = clnt_addr_create(address, nconf, prognum, versnum);
1345 		rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
1346 				(char *)NULL, (xdrproc_t) xdr_void,
1347 				(char *)NULL, to);
1348 		if (pstatus(client, prognum, versnum) < 0)
1349 				failure = 1;
1350 		(void) CLNT_DESTROY(client);
1351 	}
1352 	(void) close(fd);
1353 	if (failure)
1354 		exit(1);
1355 	return;
1356 }
1357 
1358 /*
1359  * If the version number is given, ping that (prog, vers); else try to find
1360  * the version numbers supported for that prog and ping all the versions.
1361  * Remote rpcbind is *contacted* for this service. The requests are
1362  * then sent directly to the services themselves.
1363  */
1364 static void
1365 progping(char *netid, int argc, char **argv)
1366 {
1367 	CLIENT *client;
1368 	struct timeval to;
1369 	enum clnt_stat rpc_stat;
1370 	u_long prognum, versnum, minvers, maxvers;
1371 	struct rpc_err rpcerr;
1372 	int failure = 0;
1373 	struct netconfig *nconf;
1374 
1375 	if (argc < 2 || argc > 3 || (netid == NULL))
1376 		usage();
1377 	prognum = getprognum(argv[1]);
1378 	if (argc == 2) { /* Version number not known */
1379 		/*
1380 		 * A call to version 0 should fail with a program/version
1381 		 * mismatch, and give us the range of versions supported.
1382 		 */
1383 		versnum = MIN_VERS;
1384 	} else {
1385 		versnum = getvers(argv[2]);
1386 	}
1387 	if (netid) {
1388 		nconf = getnetconfigent(netid);
1389 		if (nconf == (struct netconfig *)NULL)
1390 			errx(1, "could not find %s", netid);
1391 		client = clnt_tp_create(argv[0], prognum, versnum, nconf);
1392 	} else {
1393 		client = clnt_create(argv[0], prognum, versnum, "NETPATH");
1394 	}
1395 	if (client == (CLIENT *)NULL) {
1396 		clnt_pcreateerror("rpcinfo");
1397 		exit(1);
1398 	}
1399 	to.tv_sec = 10;
1400 	to.tv_usec = 0;
1401 	rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
1402 			(char *)NULL, (xdrproc_t) xdr_void,
1403 			(char *)NULL, to);
1404 	if (argc == 3) {
1405 		/* Version number was known */
1406 		if (pstatus(client, prognum, versnum) < 0)
1407 			failure = 1;
1408 		(void) CLNT_DESTROY(client);
1409 		if (failure)
1410 			exit(1);
1411 		return;
1412 	}
1413 	/* Version number not known */
1414 	if (rpc_stat == RPC_PROGVERSMISMATCH) {
1415 		clnt_geterr(client, &rpcerr);
1416 		minvers = rpcerr.re_vers.low;
1417 		maxvers = rpcerr.re_vers.high;
1418 	} else if (rpc_stat == RPC_SUCCESS) {
1419 		/*
1420 		 * Oh dear, it DOES support version 0.
1421 		 * Let's try version MAX_VERS.
1422 		 */
1423 		versnum = MAX_VERS;
1424 		(void) CLNT_CONTROL(client, CLSET_VERS, (char *)&versnum);
1425 		rpc_stat = CLNT_CALL(client, NULLPROC,
1426 				(xdrproc_t) xdr_void, (char *)NULL,
1427 				(xdrproc_t)  xdr_void, (char *)NULL, to);
1428 		if (rpc_stat == RPC_PROGVERSMISMATCH) {
1429 			clnt_geterr(client, &rpcerr);
1430 			minvers = rpcerr.re_vers.low;
1431 			maxvers = rpcerr.re_vers.high;
1432 		} else if (rpc_stat == RPC_SUCCESS) {
1433 			/*
1434 			 * It also supports version MAX_VERS.
1435 			 * Looks like we have a wise guy.
1436 			 * OK, we give them information on all
1437 			 * 4 billion versions they support...
1438 			 */
1439 			minvers = 0;
1440 			maxvers = MAX_VERS;
1441 		} else {
1442 			(void) pstatus(client, prognum, MAX_VERS);
1443 			exit(1);
1444 		}
1445 	} else {
1446 		(void) pstatus(client, prognum, (u_long)0);
1447 		exit(1);
1448 	}
1449 	for (versnum = minvers; versnum <= maxvers; versnum++) {
1450 		(void) CLNT_CONTROL(client, CLSET_VERS, (char *)&versnum);
1451 		rpc_stat = CLNT_CALL(client, NULLPROC, (xdrproc_t) xdr_void,
1452 					(char *)NULL, (xdrproc_t) xdr_void,
1453 					(char *)NULL, to);
1454 		if (pstatus(client, prognum, versnum) < 0)
1455 				failure = 1;
1456 	}
1457 	(void) CLNT_DESTROY(client);
1458 	if (failure)
1459 		exit(1);
1460 	return;
1461 }
1462 
1463 static void
1464 usage(void)
1465 {
1466 	fprintf(stderr, "usage: rpcinfo [-m | -s] [host]\n");
1467 #ifdef PORTMAP
1468 	fprintf(stderr, "       rpcinfo -p [host]\n");
1469 #endif
1470 	fprintf(stderr, "       rpcinfo -T netid host prognum [versnum]\n");
1471 	fprintf(stderr, "       rpcinfo -l host prognum versnum\n");
1472 #ifdef PORTMAP
1473 	fprintf(stderr,
1474 "       rpcinfo [-n portnum] -u | -t host prognum [versnum]\n");
1475 #endif
1476 	fprintf(stderr,
1477 "       rpcinfo -a serv_address -T netid prognum [version]\n");
1478 	fprintf(stderr, "       rpcinfo -b prognum versnum\n");
1479 	fprintf(stderr, "       rpcinfo -d [-T netid] prognum versnum\n");
1480 	exit(1);
1481 }
1482 
1483 static u_long
1484 getprognum (char *arg)
1485 {
1486 	char *strptr;
1487 	register struct rpcent *rpc;
1488 	register u_long prognum;
1489 	char *tptr = arg;
1490 
1491 	while (*tptr && isdigit(*tptr++));
1492 	if (*tptr || isalpha(*(tptr - 1))) {
1493 		rpc = getrpcbyname(arg);
1494 		if (rpc == NULL)
1495 			errx(1, "%s is unknown service", arg);
1496 		prognum = rpc->r_number;
1497 	} else {
1498 		prognum = strtol(arg, &strptr, 10);
1499 		if (strptr == arg || *strptr != '\0')
1500 			errx(1, "%s is illegal program number", arg);
1501 	}
1502 	return (prognum);
1503 }
1504 
1505 static u_long
1506 getvers(char *arg)
1507 {
1508 	char *strptr;
1509 	register u_long vers;
1510 
1511 	vers = (int) strtol(arg, &strptr, 10);
1512 	if (strptr == arg || *strptr != '\0')
1513 		errx(1, "%s is illegal version number", arg);
1514 	return (vers);
1515 }
1516 
1517 /*
1518  * This routine should take a pointer to an "rpc_err" structure, rather than
1519  * a pointer to a CLIENT structure, but "clnt_perror" takes a pointer to
1520  * a CLIENT structure rather than a pointer to an "rpc_err" structure.
1521  * As such, we have to keep the CLIENT structure around in order to print
1522  * a good error message.
1523  */
1524 static int
1525 pstatus(register CLIENT *client, u_long prog, u_long vers)
1526 {
1527 	struct rpc_err rpcerr;
1528 
1529 	clnt_geterr(client, &rpcerr);
1530 	if (rpcerr.re_status != RPC_SUCCESS) {
1531 		clnt_perror(client, "rpcinfo");
1532 		printf("program %lu version %lu is not available\n",
1533 			prog, vers);
1534 		return (-1);
1535 	} else {
1536 		printf("program %lu version %lu ready and waiting\n",
1537 			prog, vers);
1538 		return (0);
1539 	}
1540 }
1541 
1542 static CLIENT *
1543 clnt_rpcbind_create(char *host, int rpcbversnum, struct netbuf **targaddr)
1544 {
1545 	static const char *tlist[3] = {
1546 		"circuit_n", "circuit_v", "datagram_v"
1547 	};
1548 	int i;
1549 	struct netconfig *nconf;
1550 	CLIENT *clnt = NULL;
1551 	void *handle;
1552 
1553 	rpc_createerr.cf_stat = RPC_SUCCESS;
1554 	for (i = 0; i < 3; i++) {
1555 		if ((handle = __rpc_setconf(tlist[i])) == NULL)
1556 			continue;
1557 		while (clnt == (CLIENT *)NULL) {
1558 			if ((nconf = __rpc_getconf(handle)) == NULL) {
1559 				if (rpc_createerr.cf_stat == RPC_SUCCESS)
1560 				    rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
1561 				break;
1562 			}
1563 			clnt = getclnthandle(host, nconf, rpcbversnum,
1564 					targaddr);
1565 		}
1566 		if (clnt)
1567 			break;
1568 		__rpc_endconf(handle);
1569 	}
1570 	return (clnt);
1571 }
1572 
1573 static CLIENT*
1574 getclnthandle(char *host, struct netconfig *nconf,
1575     u_long rpcbversnum, struct netbuf **targaddr)
1576 {
1577 	struct netbuf addr;
1578 	struct addrinfo hints, *res;
1579 	CLIENT *client = NULL;
1580 
1581 	/* Get the address of the rpcbind */
1582 	memset(&hints, 0, sizeof hints);
1583 	if (getaddrinfo(host, "rpcbind", &hints, &res) != 0) {
1584 		rpc_createerr.cf_stat = RPC_N2AXLATEFAILURE;
1585 		return (NULL);
1586 	}
1587 	addr.len = addr.maxlen = res->ai_addrlen;
1588 	addr.buf = res->ai_addr;
1589 	client = clnt_tli_create(RPC_ANYFD, nconf, &addr, RPCBPROG,
1590 			rpcbversnum, 0, 0);
1591 	if (client) {
1592 		if (targaddr != NULL) {
1593 			*targaddr =
1594 			    (struct netbuf *)malloc(sizeof (struct netbuf));
1595 			if (*targaddr != NULL) {
1596 				(*targaddr)->maxlen = addr.maxlen;
1597 				(*targaddr)->len = addr.len;
1598 				(*targaddr)->buf = (char *)malloc(addr.len);
1599 				if ((*targaddr)->buf != NULL) {
1600 					memcpy((*targaddr)->buf, addr.buf,
1601 						addr.len);
1602 				}
1603 			}
1604 		}
1605 	} else {
1606 		if (rpc_createerr.cf_stat == RPC_TLIERROR) {
1607 			/*
1608 			 * Assume that the other system is dead; this is a
1609 			 * better error to display to the user.
1610 			 */
1611 			rpc_createerr.cf_stat = RPC_RPCBFAILURE;
1612 			rpc_createerr.cf_error.re_status = RPC_FAILED;
1613 		}
1614 	}
1615 	freeaddrinfo(res);
1616 	return (client);
1617 }
1618 
1619 static void
1620 print_rmtcallstat(int rtype, rpcb_stat *infp)
1621 {
1622 	register rpcbs_rmtcalllist_ptr pr;
1623 	struct rpcent *rpc;
1624 
1625 	if (rtype == RPCBVERS_4_STAT)
1626 		printf(
1627 		"prog\t\tvers\tproc\tnetid\tindirect success failure\n");
1628 	else
1629 		printf("prog\t\tvers\tproc\tnetid\tsuccess\tfailure\n");
1630 	for (pr = infp->rmtinfo; pr; pr = pr->next) {
1631 		rpc = getrpcbynumber(pr->prog);
1632 		if (rpc)
1633 			printf("%-16s", rpc->r_name);
1634 		else
1635 			printf("%-16d", pr->prog);
1636 		printf("%d\t%d\t%s\t",
1637 			pr->vers, pr->proc, pr->netid);
1638 		if (rtype == RPCBVERS_4_STAT)
1639 			printf("%d\t ", pr->indirect);
1640 		printf("%d\t%d\n", pr->success, pr->failure);
1641 	}
1642 }
1643 
1644 static void
1645 print_getaddrstat(int rtype, rpcb_stat *infp)
1646 {
1647 	rpcbs_addrlist_ptr al;
1648 	register struct rpcent *rpc;
1649 
1650 	printf("prog\t\tvers\tnetid\t  success\tfailure\n");
1651 	for (al = infp->addrinfo; al; al = al->next) {
1652 		rpc = getrpcbynumber(al->prog);
1653 		if (rpc)
1654 			printf("%-16s", rpc->r_name);
1655 		else
1656 			printf("%-16d", al->prog);
1657 		printf("%d\t%s\t  %-12d\t%d\n",
1658 			al->vers, al->netid,
1659 			al->success, al->failure);
1660 	}
1661 }
1662 
1663 static char *
1664 spaces(int howmany)
1665 {
1666 	static char space_array[] =		/* 64 spaces */
1667 	"                                                                ";
1668 
1669 	if (howmany <= 0 || howmany > sizeof (space_array)) {
1670 		return ("");
1671 	}
1672 	return (&space_array[sizeof (space_array) - howmany - 1]);
1673 }
1674