xref: /freebsd-13-stable/sbin/etherswitchcfg/etherswitchcfg.c (revision 3d497e17ebd33fe0f58d773e35ab994d750258d6)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2011-2012 Stefan Bethke.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #include <sys/cdefs.h>
30 #include <ctype.h>
31 #include <err.h>
32 #include <errno.h>
33 #include <fcntl.h>
34 #include <stdio.h>
35 #include <stdlib.h>
36 #include <string.h>
37 #include <sysexits.h>
38 #include <unistd.h>
39 #include <sys/types.h>
40 #include <sys/ioctl.h>
41 #include <net/if.h>
42 #include <net/if_media.h>
43 #include <dev/etherswitch/etherswitch.h>
44 
45 int	get_media_subtype(int, const char *);
46 int	get_media_mode(int, const char *);
47 int	get_media_options(int, const char *);
48 int	lookup_media_word(struct ifmedia_description *, const char *);
49 void    print_media_word(int, int);
50 void    print_media_word_ifconfig(int);
51 
52 /* some constants */
53 #define IEEE802DOT1Q_VID_MAX	4094
54 #define IFMEDIAREQ_NULISTENTRIES	256
55 
56 enum cmdmode {
57 	MODE_NONE = 0,
58 	MODE_PORT,
59 	MODE_CONFIG,
60 	MODE_VLANGROUP,
61 	MODE_REGISTER,
62 	MODE_PHYREG,
63 	MODE_ATU
64 };
65 
66 struct cfg {
67 	int					fd;
68 	int					verbose;
69 	int					mediatypes;
70 	const char			*controlfile;
71 	etherswitch_conf_t	conf;
72 	etherswitch_info_t	info;
73 	enum cmdmode		mode;
74 	int					unit;
75 };
76 
77 struct cmds {
78 	enum cmdmode	mode;
79 	const char	*name;
80 	int		args;
81 	int		(*f)(struct cfg *, int argc, char *argv[]);
82 };
83 static struct cmds cmds[];
84 
85 /* Must match the ETHERSWITCH_PORT_LED_* enum order */
86 static const char *ledstyles[] = { "default", "on", "off", "blink", NULL };
87 
88 /*
89  * Print a value a la the %b format of the kernel's printf.
90  * Stolen from ifconfig.c.
91  */
92 static void
printb(const char * s,unsigned v,const char * bits)93 printb(const char *s, unsigned v, const char *bits)
94 {
95 	int i, any = 0;
96 	char c;
97 
98 	if (bits && *bits == 8)
99 		printf("%s=%o", s, v);
100 	else
101 		printf("%s=%x", s, v);
102 	bits++;
103 	if (bits) {
104 		putchar('<');
105 		while ((i = *bits++) != '\0') {
106 			if (v & (1 << (i-1))) {
107 				if (any)
108 					putchar(',');
109 				any = 1;
110 				for (; (c = *bits) > 32; bits++)
111 					putchar(c);
112 			} else
113 				for (; *bits > 32; bits++)
114 					;
115 		}
116 		putchar('>');
117 	}
118 }
119 
120 static int
read_register(struct cfg * cfg,int r)121 read_register(struct cfg *cfg, int r)
122 {
123 	struct etherswitch_reg er;
124 
125 	er.reg = r;
126 	if (ioctl(cfg->fd, IOETHERSWITCHGETREG, &er) != 0)
127 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETREG)");
128 	return (er.val);
129 }
130 
131 static void
write_register(struct cfg * cfg,int r,int v)132 write_register(struct cfg *cfg, int r, int v)
133 {
134 	struct etherswitch_reg er;
135 
136 	er.reg = r;
137 	er.val = v;
138 	if (ioctl(cfg->fd, IOETHERSWITCHSETREG, &er) != 0)
139 		err(EX_OSERR, "ioctl(IOETHERSWITCHSETREG)");
140 }
141 
142 static int
read_phyregister(struct cfg * cfg,int phy,int reg)143 read_phyregister(struct cfg *cfg, int phy, int reg)
144 {
145 	struct etherswitch_phyreg er;
146 
147 	er.phy = phy;
148 	er.reg = reg;
149 	if (ioctl(cfg->fd, IOETHERSWITCHGETPHYREG, &er) != 0)
150 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETPHYREG)");
151 	return (er.val);
152 }
153 
154 static void
write_phyregister(struct cfg * cfg,int phy,int reg,int val)155 write_phyregister(struct cfg *cfg, int phy, int reg, int val)
156 {
157 	struct etherswitch_phyreg er;
158 
159 	er.phy = phy;
160 	er.reg = reg;
161 	er.val = val;
162 	if (ioctl(cfg->fd, IOETHERSWITCHSETPHYREG, &er) != 0)
163 		err(EX_OSERR, "ioctl(IOETHERSWITCHSETPHYREG)");
164 }
165 
166 static int
set_port_vid(struct cfg * cfg,int argc,char * argv[])167 set_port_vid(struct cfg *cfg, int argc, char *argv[])
168 {
169 	int v;
170 	etherswitch_port_t p;
171 
172 	if (argc < 2)
173 		return (-1);
174 
175 	v = strtol(argv[1], NULL, 0);
176 	if (v < 0 || v > IEEE802DOT1Q_VID_MAX)
177 		errx(EX_USAGE, "pvid must be between 0 and %d",
178 		    IEEE802DOT1Q_VID_MAX);
179 	bzero(&p, sizeof(p));
180 	p.es_port = cfg->unit;
181 	if (ioctl(cfg->fd, IOETHERSWITCHGETPORT, &p) != 0)
182 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETPORT)");
183 	p.es_pvid = v;
184 	if (ioctl(cfg->fd, IOETHERSWITCHSETPORT, &p) != 0)
185 		err(EX_OSERR, "ioctl(IOETHERSWITCHSETPORT)");
186 	return (0);
187 }
188 
189 static int
set_port_flag(struct cfg * cfg,int argc,char * argv[])190 set_port_flag(struct cfg *cfg, int argc, char *argv[])
191 {
192 	char *flag;
193 	int n;
194 	uint32_t f;
195 	etherswitch_port_t p;
196 
197 	if (argc < 1)
198 		return (-1);
199 
200 	n = 0;
201 	f = 0;
202 	flag = argv[0];
203 	if (strcmp(flag, "none") != 0) {
204 		if (*flag == '-') {
205 			n++;
206 			flag++;
207 		}
208 		if (strcasecmp(flag, "striptag") == 0)
209 			f = ETHERSWITCH_PORT_STRIPTAG;
210 		else if (strcasecmp(flag, "addtag") == 0)
211 			f = ETHERSWITCH_PORT_ADDTAG;
212 		else if (strcasecmp(flag, "firstlock") == 0)
213 			f = ETHERSWITCH_PORT_FIRSTLOCK;
214 		else if (strcasecmp(flag, "droptagged") == 0)
215 			f = ETHERSWITCH_PORT_DROPTAGGED;
216 		else if (strcasecmp(flag, "dropuntagged") == 0)
217 			f = ETHERSWITCH_PORT_DROPUNTAGGED;
218 		else if (strcasecmp(flag, "doubletag") == 0)
219 			f = ETHERSWITCH_PORT_DOUBLE_TAG;
220 		else if (strcasecmp(flag, "ingress") == 0)
221 			f = ETHERSWITCH_PORT_INGRESS;
222 	}
223 	bzero(&p, sizeof(p));
224 	p.es_port = cfg->unit;
225 	if (ioctl(cfg->fd, IOETHERSWITCHGETPORT, &p) != 0)
226 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETPORT)");
227 	if (n)
228 		p.es_flags &= ~f;
229 	else
230 		p.es_flags |= f;
231 	if (ioctl(cfg->fd, IOETHERSWITCHSETPORT, &p) != 0)
232 		err(EX_OSERR, "ioctl(IOETHERSWITCHSETPORT)");
233 	return (0);
234 }
235 
236 static int
set_port_media(struct cfg * cfg,int argc,char * argv[])237 set_port_media(struct cfg *cfg, int argc, char *argv[])
238 {
239 	etherswitch_port_t p;
240 	int ifm_ulist[IFMEDIAREQ_NULISTENTRIES];
241 	int subtype;
242 
243 	if (argc < 2)
244 		return (-1);
245 
246 	bzero(&p, sizeof(p));
247 	p.es_port = cfg->unit;
248 	p.es_ifmr.ifm_ulist = ifm_ulist;
249 	p.es_ifmr.ifm_count = IFMEDIAREQ_NULISTENTRIES;
250 	if (ioctl(cfg->fd, IOETHERSWITCHGETPORT, &p) != 0)
251 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETPORT)");
252 	if (p.es_ifmr.ifm_count == 0)
253 		return (0);
254 	subtype = get_media_subtype(IFM_TYPE(ifm_ulist[0]), argv[1]);
255 	p.es_ifr.ifr_media = (p.es_ifmr.ifm_current & IFM_IMASK) |
256 	        IFM_TYPE(ifm_ulist[0]) | subtype;
257 	if (ioctl(cfg->fd, IOETHERSWITCHSETPORT, &p) != 0)
258 		err(EX_OSERR, "ioctl(IOETHERSWITCHSETPORT)");
259 	return (0);
260 }
261 
262 static int
set_port_mediaopt(struct cfg * cfg,int argc,char * argv[])263 set_port_mediaopt(struct cfg *cfg, int argc, char *argv[])
264 {
265 	etherswitch_port_t p;
266 	int ifm_ulist[IFMEDIAREQ_NULISTENTRIES];
267 	int options;
268 
269 	if (argc < 2)
270 		return (-1);
271 
272 	bzero(&p, sizeof(p));
273 	p.es_port = cfg->unit;
274 	p.es_ifmr.ifm_ulist = ifm_ulist;
275 	p.es_ifmr.ifm_count = IFMEDIAREQ_NULISTENTRIES;
276 	if (ioctl(cfg->fd, IOETHERSWITCHGETPORT, &p) != 0)
277 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETPORT)");
278 	options = get_media_options(IFM_TYPE(ifm_ulist[0]), argv[1]);
279 	if (options == -1)
280 		errx(EX_USAGE, "invalid media options \"%s\"", argv[1]);
281 	if (options & IFM_HDX) {
282 		p.es_ifr.ifr_media &= ~IFM_FDX;
283 		options &= ~IFM_HDX;
284 	}
285 	p.es_ifr.ifr_media |= options;
286 	if (ioctl(cfg->fd, IOETHERSWITCHSETPORT, &p) != 0)
287 		err(EX_OSERR, "ioctl(IOETHERSWITCHSETPORT)");
288 	return (0);
289 }
290 
291 static int
set_port_led(struct cfg * cfg,int argc,char * argv[])292 set_port_led(struct cfg *cfg, int argc, char *argv[])
293 {
294 	etherswitch_port_t p;
295 	int led;
296 	int i;
297 
298 	if (argc < 3)
299 		return (-1);
300 
301 	bzero(&p, sizeof(p));
302 	p.es_port = cfg->unit;
303 	if (ioctl(cfg->fd, IOETHERSWITCHGETPORT, &p) != 0)
304 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETPORT)");
305 
306 	led = strtol(argv[1], NULL, 0);
307 	if (led < 1 || led > p.es_nleds)
308 		errx(EX_USAGE, "invalid led number %s; must be between 1 and %d",
309 			argv[1], p.es_nleds);
310 
311 	led--;
312 
313 	for (i=0; ledstyles[i] != NULL; i++) {
314 		if (strcmp(argv[2], ledstyles[i]) == 0) {
315 			p.es_led[led] = i;
316 			break;
317 		}
318 	}
319 	if (ledstyles[i] == NULL)
320 		errx(EX_USAGE, "invalid led style \"%s\"", argv[2]);
321 
322 	if (ioctl(cfg->fd, IOETHERSWITCHSETPORT, &p) != 0)
323 		err(EX_OSERR, "ioctl(IOETHERSWITCHSETPORT)");
324 
325 	return (0);
326 }
327 
328 static int
set_vlangroup_vid(struct cfg * cfg,int argc,char * argv[])329 set_vlangroup_vid(struct cfg *cfg, int argc, char *argv[])
330 {
331 	int v;
332 	etherswitch_vlangroup_t vg;
333 
334 	if (argc < 2)
335 		return (-1);
336 
337 	memset(&vg, 0, sizeof(vg));
338 	v = strtol(argv[1], NULL, 0);
339 	if (v < 0 || v > IEEE802DOT1Q_VID_MAX)
340 		errx(EX_USAGE, "vlan must be between 0 and %d", IEEE802DOT1Q_VID_MAX);
341 	vg.es_vlangroup = cfg->unit;
342 	if (ioctl(cfg->fd, IOETHERSWITCHGETVLANGROUP, &vg) != 0)
343 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETVLANGROUP)");
344 	vg.es_vid = v;
345 	if (ioctl(cfg->fd, IOETHERSWITCHSETVLANGROUP, &vg) != 0)
346 		err(EX_OSERR, "ioctl(IOETHERSWITCHSETVLANGROUP)");
347 	return (0);
348 }
349 
350 static int
set_vlangroup_members(struct cfg * cfg,int argc,char * argv[])351 set_vlangroup_members(struct cfg *cfg, int argc, char *argv[])
352 {
353 	etherswitch_vlangroup_t vg;
354 	int member, untagged;
355 	char *c, *d;
356 	int v;
357 
358 	if (argc < 2)
359 		return (-1);
360 
361 	member = untagged = 0;
362 	memset(&vg, 0, sizeof(vg));
363 	if (strcmp(argv[1], "none") != 0) {
364 		for (c=argv[1]; *c; c=d) {
365 			v = strtol(c, &d, 0);
366 			if (d == c)
367 				break;
368 			if (v < 0 || v >= cfg->info.es_nports)
369 				errx(EX_USAGE, "Member port must be between 0 and %d", cfg->info.es_nports-1);
370 			if (d[0] == ',' || d[0] == '\0' ||
371 				((d[0] == 't' || d[0] == 'T') && (d[1] == ',' || d[1] == '\0'))) {
372 				if (d[0] == 't' || d[0] == 'T') {
373 					untagged &= ~ETHERSWITCH_PORTMASK(v);
374 					d++;
375 				} else
376 					untagged |= ETHERSWITCH_PORTMASK(v);
377 				member |= ETHERSWITCH_PORTMASK(v);
378 				d++;
379 			} else
380 				errx(EX_USAGE, "Invalid members specification \"%s\"", d);
381 		}
382 	}
383 	vg.es_vlangroup = cfg->unit;
384 	if (ioctl(cfg->fd, IOETHERSWITCHGETVLANGROUP, &vg) != 0)
385 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETVLANGROUP)");
386 	vg.es_member_ports = member;
387 	vg.es_untagged_ports = untagged;
388 	if (ioctl(cfg->fd, IOETHERSWITCHSETVLANGROUP, &vg) != 0)
389 		err(EX_OSERR, "ioctl(IOETHERSWITCHSETVLANGROUP)");
390 	return (0);
391 }
392 
393 static int
set_register(struct cfg * cfg,char * arg)394 set_register(struct cfg *cfg, char *arg)
395 {
396 	int a, v;
397 	char *c;
398 
399 	a = strtol(arg, &c, 0);
400 	if (c==arg)
401 		return (1);
402 	if (*c == '=') {
403 		v = strtoul(c+1, NULL, 0);
404 		write_register(cfg, a, v);
405 	}
406 	printf("\treg 0x%04x=0x%08x\n", a, read_register(cfg, a));
407 	return (0);
408 }
409 
410 static int
set_phyregister(struct cfg * cfg,char * arg)411 set_phyregister(struct cfg *cfg, char *arg)
412 {
413 	int phy, reg, val;
414 	char *c, *d;
415 
416 	phy = strtol(arg, &c, 0);
417 	if (c==arg)
418 		return (1);
419 	if (*c != '.')
420 		return (1);
421 	d = c+1;
422 	reg = strtol(d, &c, 0);
423 	if (d == c)
424 		return (1);
425 	if (*c == '=') {
426 		val = strtoul(c+1, NULL, 0);
427 		write_phyregister(cfg, phy, reg, val);
428 	}
429 	printf("\treg %d.0x%02x=0x%04x\n", phy, reg, read_phyregister(cfg, phy, reg));
430 	return (0);
431 }
432 
433 static int
set_vlan_mode(struct cfg * cfg,int argc,char * argv[])434 set_vlan_mode(struct cfg *cfg, int argc, char *argv[])
435 {
436 	etherswitch_conf_t conf;
437 
438 	if (argc < 2)
439 		return (-1);
440 
441 	bzero(&conf, sizeof(conf));
442 	conf.cmd = ETHERSWITCH_CONF_VLAN_MODE;
443 	if (strcasecmp(argv[1], "isl") == 0)
444 		conf.vlan_mode = ETHERSWITCH_VLAN_ISL;
445 	else if (strcasecmp(argv[1], "port") == 0)
446 		conf.vlan_mode = ETHERSWITCH_VLAN_PORT;
447 	else if (strcasecmp(argv[1], "dot1q") == 0)
448 		conf.vlan_mode = ETHERSWITCH_VLAN_DOT1Q;
449 	else if (strcasecmp(argv[1], "dot1q4k") == 0)
450 		conf.vlan_mode = ETHERSWITCH_VLAN_DOT1Q_4K;
451 	else if (strcasecmp(argv[1], "qinq") == 0)
452 		conf.vlan_mode = ETHERSWITCH_VLAN_DOUBLE_TAG;
453 	else
454 		conf.vlan_mode = 0;
455 	if (ioctl(cfg->fd, IOETHERSWITCHSETCONF, &conf) != 0)
456 		err(EX_OSERR, "ioctl(IOETHERSWITCHSETCONF)");
457 
458 	return (0);
459 }
460 
461 static int
atu_flush(struct cfg * cfg,int argc,char * argv[])462 atu_flush(struct cfg *cfg, int argc, char *argv[])
463 {
464 	etherswitch_portid_t p;
465 	int i, r;
466 
467 	bzero(&p, sizeof(p));
468 
469 	/* note: argv[0] is "flush" */
470 	if (argc > 2 && strcasecmp(argv[1], "port") == 0) {
471 		p.es_port = atoi(argv[2]);
472 		i = IOETHERSWITCHFLUSHPORT;
473 		r = 3;
474 	} else if (argc > 1 && strcasecmp(argv[1], "all") == 0) {
475 		p.es_port = 0;
476 		r = 2;
477 		i = IOETHERSWITCHFLUSHALL;
478 	} else {
479 		fprintf(stderr,
480 		    "%s: invalid verb (port <x> or all) (got %s)\n",
481 		    __func__, argv[1]);
482 		return (-1);
483 	}
484 
485 	if (ioctl(cfg->fd, i, &p) != 0)
486 		err(EX_OSERR, "ioctl(ATU flush (ioctl %d, port %d))",
487 		    i, p.es_port);
488 	return (r);
489 }
490 
491 static int
atu_dump(struct cfg * cfg,int argc,char * argv[])492 atu_dump(struct cfg *cfg, int argc, char *argv[])
493 {
494 	etherswitch_atu_table_t p;
495 	etherswitch_atu_entry_t e;
496 	uint32_t i;
497 
498 	(void) argc;
499 	(void) argv;
500 
501 	/* Note: argv[0] is "dump" */
502 	bzero(&p, sizeof(p));
503 
504 	if (ioctl(cfg->fd, IOETHERSWITCHGETTABLE, &p) != 0)
505 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETTABLE)");
506 
507 	/* And now, iterate to get entries */
508 	for (i = 0; i < p.es_nitems; i++) {
509 		bzero(&e, sizeof(e));
510 		e.id = i;
511 		if (ioctl(cfg->fd, IOETHERSWITCHGETTABLEENTRY, &e) != 0)
512 			break;
513 
514 		printf(" [%d] %s: portmask 0x%08x\n", i,
515 		    ether_ntoa((void *) &e.es_macaddr),
516 		    e.es_portmask);
517 	}
518 
519 	return (1);
520 }
521 
522 static void
print_config(struct cfg * cfg)523 print_config(struct cfg *cfg)
524 {
525 	const char *c;
526 
527 	/* Get the device name. */
528 	c = strrchr(cfg->controlfile, '/');
529 	if (c != NULL)
530 		c = c + 1;
531 	else
532 		c = cfg->controlfile;
533 
534 	/* Print VLAN mode. */
535 	if (cfg->conf.cmd & ETHERSWITCH_CONF_VLAN_MODE) {
536 		printf("%s: VLAN mode: ", c);
537 		switch (cfg->conf.vlan_mode) {
538 		case ETHERSWITCH_VLAN_ISL:
539 			printf("ISL\n");
540 			break;
541 		case ETHERSWITCH_VLAN_PORT:
542 			printf("PORT\n");
543 			break;
544 		case ETHERSWITCH_VLAN_DOT1Q:
545 			printf("DOT1Q\n");
546 			break;
547 		case ETHERSWITCH_VLAN_DOT1Q_4K:
548 			printf("DOT1Q4K\n");
549 			break;
550 		case ETHERSWITCH_VLAN_DOUBLE_TAG:
551 			printf("QinQ\n");
552 			break;
553 		default:
554 			printf("none\n");
555 		}
556 	}
557 
558 	/* Print switch MAC address. */
559 	if (cfg->conf.cmd & ETHERSWITCH_CONF_SWITCH_MACADDR) {
560 		printf("%s: Switch MAC address: %s\n",
561 		    c,
562 		    ether_ntoa(&cfg->conf.switch_macaddr));
563 	}
564 }
565 
566 static void
print_port(struct cfg * cfg,int port)567 print_port(struct cfg *cfg, int port)
568 {
569 	etherswitch_port_t p;
570 	int ifm_ulist[IFMEDIAREQ_NULISTENTRIES];
571 	int i;
572 
573 	bzero(&p, sizeof(p));
574 	p.es_port = port;
575 	p.es_ifmr.ifm_ulist = ifm_ulist;
576 	p.es_ifmr.ifm_count = IFMEDIAREQ_NULISTENTRIES;
577 	if (ioctl(cfg->fd, IOETHERSWITCHGETPORT, &p) != 0)
578 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETPORT)");
579 	printf("port%d:\n", port);
580 	if (cfg->conf.vlan_mode == ETHERSWITCH_VLAN_DOT1Q)
581 		printf("\tpvid: %d\n", p.es_pvid);
582 	printb("\tflags", p.es_flags, ETHERSWITCH_PORT_FLAGS_BITS);
583 	printf("\n");
584 	if (p.es_nleds) {
585 		printf("\tled: ");
586 		for (i = 0; i < p.es_nleds; i++) {
587 			printf("%d:%s%s", i+1, ledstyles[p.es_led[i]], (i==p.es_nleds-1)?"":" ");
588 		}
589 		printf("\n");
590 	}
591 	printf("\tmedia: ");
592 	print_media_word(p.es_ifmr.ifm_current, 1);
593 	if (p.es_ifmr.ifm_active != p.es_ifmr.ifm_current) {
594 		putchar(' ');
595 		putchar('(');
596 		print_media_word(p.es_ifmr.ifm_active, 0);
597 		putchar(')');
598 	}
599 	putchar('\n');
600 	printf("\tstatus: %s\n", (p.es_ifmr.ifm_status & IFM_ACTIVE) != 0 ? "active" : "no carrier");
601 	if (cfg->mediatypes) {
602 		printf("\tsupported media:\n");
603 		if (p.es_ifmr.ifm_count > IFMEDIAREQ_NULISTENTRIES)
604 			p.es_ifmr.ifm_count = IFMEDIAREQ_NULISTENTRIES;
605 		for (i=0; i<p.es_ifmr.ifm_count; i++) {
606 			printf("\t\tmedia ");
607 			print_media_word(ifm_ulist[i], 0);
608 			putchar('\n');
609 		}
610 	}
611 }
612 
613 static void
print_vlangroup(struct cfg * cfg,int vlangroup)614 print_vlangroup(struct cfg *cfg, int vlangroup)
615 {
616 	etherswitch_vlangroup_t vg;
617 	int i, comma;
618 
619 	vg.es_vlangroup = vlangroup;
620 	if (ioctl(cfg->fd, IOETHERSWITCHGETVLANGROUP, &vg) != 0)
621 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETVLANGROUP)");
622 	if ((vg.es_vid & ETHERSWITCH_VID_VALID) == 0)
623 		return;
624 	vg.es_vid &= ETHERSWITCH_VID_MASK;
625 	printf("vlangroup%d:\n", vlangroup);
626 	if (cfg->conf.vlan_mode == ETHERSWITCH_VLAN_PORT)
627 		printf("\tport: %d\n", vg.es_vid);
628 	else
629 		printf("\tvlan: %d\n", vg.es_vid);
630 	printf("\tmembers ");
631 	comma = 0;
632 	if (vg.es_member_ports != 0)
633 		for (i=0; i<cfg->info.es_nports; i++) {
634 			if ((vg.es_member_ports & ETHERSWITCH_PORTMASK(i)) != 0) {
635 				if (comma)
636 					printf(",");
637 				printf("%d", i);
638 				if ((vg.es_untagged_ports & ETHERSWITCH_PORTMASK(i)) == 0)
639 					printf("t");
640 				comma = 1;
641 			}
642 		}
643 	else
644 		printf("none");
645 	printf("\n");
646 }
647 
648 static void
print_info(struct cfg * cfg)649 print_info(struct cfg *cfg)
650 {
651 	const char *c;
652 	int i;
653 
654 	c = strrchr(cfg->controlfile, '/');
655 	if (c != NULL)
656 		c = c + 1;
657 	else
658 		c = cfg->controlfile;
659 	if (cfg->verbose) {
660 		printf("%s: %s with %d ports and %d VLAN groups\n", c,
661 		    cfg->info.es_name, cfg->info.es_nports,
662 		    cfg->info.es_nvlangroups);
663 		printf("%s: ", c);
664 		printb("VLAN capabilities",  cfg->info.es_vlan_caps,
665 		    ETHERSWITCH_VLAN_CAPS_BITS);
666 		printf("\n");
667 	}
668 	print_config(cfg);
669 	for (i=0; i<cfg->info.es_nports; i++) {
670 		print_port(cfg, i);
671 	}
672 	for (i=0; i<cfg->info.es_nvlangroups; i++) {
673 		print_vlangroup(cfg, i);
674 	}
675 }
676 
677 static void
usage(struct cfg * cfg __unused,char * argv[]__unused)678 usage(struct cfg *cfg __unused, char *argv[] __unused)
679 {
680 	fprintf(stderr, "usage: etherswitchctl\n");
681 	fprintf(stderr, "\tetherswitchcfg [-f control file] info\n");
682 	fprintf(stderr, "\tetherswitchcfg [-f control file] config "
683 	    "command parameter\n");
684 	fprintf(stderr, "\t\tconfig commands: vlan_mode\n");
685 	fprintf(stderr, "\tetherswitchcfg [-f control file] phy "
686 	    "phy.register[=value]\n");
687 	fprintf(stderr, "\tetherswitchcfg [-f control file] portX "
688 	    "[flags] command parameter\n");
689 	fprintf(stderr, "\t\tport commands: pvid, media, mediaopt, led\n");
690 	fprintf(stderr, "\tetherswitchcfg [-f control file] reg "
691 	    "register[=value]\n");
692 	fprintf(stderr, "\tetherswitchcfg [-f control file] vlangroupX "
693 	    "command parameter\n");
694 	fprintf(stderr, "\t\tvlangroup commands: vlan, members\n");
695 	exit(EX_USAGE);
696 }
697 
698 static void
newmode(struct cfg * cfg,enum cmdmode mode)699 newmode(struct cfg *cfg, enum cmdmode mode)
700 {
701 	if (mode == cfg->mode)
702 		return;
703 	switch (cfg->mode) {
704 	case MODE_NONE:
705 		break;
706 	case MODE_CONFIG:
707 		/*
708 		 * Read the updated the configuration (it can be different
709 		 * from the last time we read it).
710 		 */
711 		if (ioctl(cfg->fd, IOETHERSWITCHGETCONF, &cfg->conf) != 0)
712 			err(EX_OSERR, "ioctl(IOETHERSWITCHGETCONF)");
713 		print_config(cfg);
714 		break;
715 	case MODE_PORT:
716 		print_port(cfg, cfg->unit);
717 		break;
718 	case MODE_VLANGROUP:
719 		print_vlangroup(cfg, cfg->unit);
720 		break;
721 	case MODE_REGISTER:
722 	case MODE_PHYREG:
723 	case MODE_ATU:
724 		break;
725 	}
726 	cfg->mode = mode;
727 }
728 
729 int
main(int argc,char * argv[])730 main(int argc, char *argv[])
731 {
732 	int ch;
733 	struct cfg cfg;
734 	int i;
735 
736 	bzero(&cfg, sizeof(cfg));
737 	cfg.controlfile = "/dev/etherswitch0";
738 	while ((ch = getopt(argc, argv, "f:mv?")) != -1)
739 		switch(ch) {
740 		case 'f':
741 			cfg.controlfile = optarg;
742 			break;
743 		case 'm':
744 			cfg.mediatypes++;
745 			break;
746 		case 'v':
747 			cfg.verbose++;
748 			break;
749 		case '?':
750 			/* FALLTHROUGH */
751 		default:
752 			usage(&cfg, argv);
753 		}
754 	argc -= optind;
755 	argv += optind;
756 	cfg.fd = open(cfg.controlfile, O_RDONLY);
757 	if (cfg.fd < 0)
758 		err(EX_UNAVAILABLE, "Can't open control file: %s", cfg.controlfile);
759 	if (ioctl(cfg.fd, IOETHERSWITCHGETINFO, &cfg.info) != 0)
760 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETINFO)");
761 	if (ioctl(cfg.fd, IOETHERSWITCHGETCONF, &cfg.conf) != 0)
762 		err(EX_OSERR, "ioctl(IOETHERSWITCHGETCONF)");
763 	if (argc == 0) {
764 		print_info(&cfg);
765 		return (0);
766 	}
767 	cfg.mode = MODE_NONE;
768 	while (argc > 0) {
769 		switch(cfg.mode) {
770 		case MODE_NONE:
771 			if (strcmp(argv[0], "info") == 0) {
772 				print_info(&cfg);
773 			} else if (sscanf(argv[0], "port%d", &cfg.unit) == 1) {
774 				if (cfg.unit < 0 || cfg.unit >= cfg.info.es_nports)
775 					errx(EX_USAGE, "port unit must be between 0 and %d", cfg.info.es_nports - 1);
776 				newmode(&cfg, MODE_PORT);
777 			} else if (sscanf(argv[0], "vlangroup%d", &cfg.unit) == 1) {
778 				if (cfg.unit < 0 || cfg.unit >= cfg.info.es_nvlangroups)
779 					errx(EX_USAGE,
780 					    "vlangroup unit must be between 0 and %d",
781 					    cfg.info.es_nvlangroups - 1);
782 				newmode(&cfg, MODE_VLANGROUP);
783 			} else if (strcmp(argv[0], "config") == 0) {
784 				newmode(&cfg, MODE_CONFIG);
785 			} else if (strcmp(argv[0], "phy") == 0) {
786 				newmode(&cfg, MODE_PHYREG);
787 			} else if (strcmp(argv[0], "reg") == 0) {
788 				newmode(&cfg, MODE_REGISTER);
789 			} else if (strcmp(argv[0], "help") == 0) {
790 				usage(&cfg, argv);
791 			} else if (strcmp(argv[0], "atu") == 0) {
792 				newmode(&cfg, MODE_ATU);
793 			} else {
794 				errx(EX_USAGE, "Unknown command \"%s\"", argv[0]);
795 			}
796 			break;
797 		case MODE_PORT:
798 		case MODE_CONFIG:
799 		case MODE_VLANGROUP:
800 		case MODE_ATU:
801 			for(i=0; cmds[i].name != NULL; i++) {
802 				int r;
803 				if (cfg.mode == cmds[i].mode &&
804 				    strcmp(argv[0], cmds[i].name) == 0) {
805 					if ((cmds[i].args != -1) &&
806 					    (argc < (cmds[i].args + 1))) {
807 						printf("%s needs %d argument%s\n",
808 						    cmds[i].name, cmds[i].args,
809 						    (cmds[i].args==1)?"":",");
810 						break;
811 					}
812 
813 					r = (cmds[i].f)(&cfg, argc, argv);
814 
815 					/* -1 here means "error" */
816 					if (r == -1) {
817 						argc = 0;
818 						break;
819 					}
820 
821 					/* Legacy return value */
822 					if (r == 0)
823 						r = cmds[i].args;
824 
825 					argc -= r;
826 					argv += r;
827 					break;
828 				}
829 			}
830 			if (cmds[i].name == NULL) {
831 				newmode(&cfg, MODE_NONE);
832 				continue;
833 			}
834 			break;
835 		case MODE_REGISTER:
836 			if (set_register(&cfg, argv[0]) != 0) {
837 				newmode(&cfg, MODE_NONE);
838 				continue;
839 			}
840 			break;
841 		case MODE_PHYREG:
842 			if (set_phyregister(&cfg, argv[0]) != 0) {
843 				newmode(&cfg, MODE_NONE);
844 				continue;
845 			}
846 			break;
847 		}
848 		argc--;
849 		argv++;
850 	}
851 	/* switch back to command mode to print configuration for last command */
852 	newmode(&cfg, MODE_NONE);
853 	close(cfg.fd);
854 	return (0);
855 }
856 
857 static struct cmds cmds[] = {
858 	{ MODE_PORT, "pvid", 1, set_port_vid },
859 	{ MODE_PORT, "media", 1, set_port_media },
860 	{ MODE_PORT, "mediaopt", 1, set_port_mediaopt },
861 	{ MODE_PORT, "led", 2, set_port_led },
862 	{ MODE_PORT, "addtag", 0, set_port_flag },
863 	{ MODE_PORT, "-addtag", 0, set_port_flag },
864 	{ MODE_PORT, "ingress", 0, set_port_flag },
865 	{ MODE_PORT, "-ingress", 0, set_port_flag },
866 	{ MODE_PORT, "striptag", 0, set_port_flag },
867 	{ MODE_PORT, "-striptag", 0, set_port_flag },
868 	{ MODE_PORT, "doubletag", 0, set_port_flag },
869 	{ MODE_PORT, "-doubletag", 0, set_port_flag },
870 	{ MODE_PORT, "firstlock", 0, set_port_flag },
871 	{ MODE_PORT, "-firstlock", 0, set_port_flag },
872 	{ MODE_PORT, "droptagged", 0, set_port_flag },
873 	{ MODE_PORT, "-droptagged", 0, set_port_flag },
874 	{ MODE_PORT, "dropuntagged", 0, set_port_flag },
875 	{ MODE_PORT, "-dropuntagged", 0, set_port_flag },
876 	{ MODE_CONFIG, "vlan_mode", 1, set_vlan_mode },
877 	{ MODE_VLANGROUP, "vlan", 1, set_vlangroup_vid },
878 	{ MODE_VLANGROUP, "members", 1, set_vlangroup_members },
879 	{ MODE_ATU, "flush", -1, atu_flush },
880 	{ MODE_ATU, "dump", -1, atu_dump },
881 	{ 0, NULL, 0, NULL }
882 };
883