xref: /illumos-gate/usr/src/cmd/zonecfg/zonecfg_grammar.y (revision 0dee7919e2f2a6479d16b370af93747b9416b242) 
1 %{
2 /*
3  * CDDL HEADER START
4  *
5  * The contents of this file are subject to the terms of the
6  * Common Development and Distribution License, Version 1.0 only
7  * (the "License").  You may not use this file except in compliance
8  * with the License.
9  *
10  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
11  * or http://www.opensolaris.org/os/licensing.
12  * See the License for the specific language governing permissions
13  * and limitations under the License.
14  *
15  * When distributing Covered Code, include this CDDL HEADER in each
16  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
17  * If applicable, add the following below this CDDL HEADER, with the
18  * fields enclosed by brackets "[]" replaced with your own identifying
19  * information: Portions Copyright [yyyy] [name of copyright owner]
20  *
21  * CDDL HEADER END
22  */
23 
24 /*
25  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
26  * Use is subject to license terms.
27  */
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #include <stdio.h>
32 
33 #include "zonecfg.h"
34 
35 static cmd_t *cmd = NULL;		/* Command being processed */
36 static complex_property_ptr_t complex = NULL;
37 static list_property_ptr_t new_list = NULL, tmp_list, last,
38     list[MAX_EQ_PROP_PAIRS];
39 static property_value_t property[MAX_EQ_PROP_PAIRS];
40 
41 extern bool newline_terminated;
42 extern int num_prop_vals;		/* # of property values */
43 
44 /* yacc externals */
45 extern int yydebug;
46 extern void yyerror(char *s);
47 
48 %}
49 
50 %union {
51 	int ival;
52 	char *strval;
53 	cmd_t *cmd;
54 	complex_property_ptr_t complex;
55 	list_property_ptr_t list;
56 }
57 
58 %start commands
59 
60 %token HELP CREATE EXPORT ADD DELETE REMOVE SELECT SET INFO CANCEL END VERIFY
61 %token COMMIT REVERT EXIT SEMICOLON TOKEN ZONEPATH AUTOBOOT POOL NET FS IPD ATTR
62 %token DEVICE RCTL SPECIAL RAW DIR OPTIONS TYPE ADDRESS PHYSICAL NAME
63 %token MATCH PRIV LIMIT ACTION VALUE EQUAL OPEN_SQ_BRACKET CLOSE_SQ_BRACKET
64 %token OPEN_PAREN CLOSE_PAREN COMMA
65 
66 %type <strval> TOKEN EQUAL OPEN_SQ_BRACKET CLOSE_SQ_BRACKET
67     property_value OPEN_PAREN CLOSE_PAREN COMMA simple_prop_val
68 %type <complex> complex_piece complex_prop_val
69 %type <ival> resource_type NET FS IPD DEVICE RCTL ATTR
70 %type <ival> property_name SPECIAL RAW DIR OPTIONS TYPE ADDRESS PHYSICAL NAME
71     MATCH ZONEPATH AUTOBOOT POOL VALUE PRIV LIMIT ACTION
72 %type <cmd> command
73 %type <cmd> add_command ADD
74 %type <cmd> cancel_command CANCEL
75 %type <cmd> commit_command COMMIT
76 %type <cmd> create_command CREATE
77 %type <cmd> delete_command DELETE
78 %type <cmd> end_command END
79 %type <cmd> exit_command EXIT
80 %type <cmd> export_command EXPORT
81 %type <cmd> help_command HELP
82 %type <cmd> info_command INFO
83 %type <cmd> remove_command REMOVE
84 %type <cmd> revert_command REVERT
85 %type <cmd> select_command SELECT
86 %type <cmd> set_command SET
87 %type <cmd> verify_command VERIFY
88 %type <cmd> terminator
89 
90 %%
91 
92 commands: command terminator
93 	{
94 		if ($1 != NULL) {
95 			if ($1->cmd_handler != NULL)
96 				$1->cmd_handler($1);
97 			free_cmd($1);
98 			bzero(list, sizeof (list_property_t));
99 			num_prop_vals = 0;
100 		}
101 		return (0);
102 	}
103 	| command error terminator
104 	{
105 		if ($1 != NULL) {
106 			free_cmd($1);
107 			bzero(list, sizeof (list_property_t));
108 			num_prop_vals = 0;
109 		}
110 		if (YYRECOVERING())
111 			YYABORT;
112 		yyclearin;
113 		yyerrok;
114 	}
115 	| error terminator
116 	{
117 		if (YYRECOVERING())
118 			YYABORT;
119 		yyclearin;
120 		yyerrok;
121 	}
122 	| terminator
123 	{
124 		return (0);
125 	}
126 
127 command: add_command
128 	| cancel_command
129 	| create_command
130 	| commit_command
131 	| delete_command
132 	| end_command
133 	| exit_command
134 	| export_command
135 	| help_command
136 	| info_command
137 	| remove_command
138 	| revert_command
139 	| select_command
140 	| set_command
141 	| verify_command
142 
143 terminator:	'\n'	{ newline_terminated = TRUE; }
144 	|	';'	{ newline_terminated = FALSE; }
145 
146 add_command: ADD
147 	{
148 		short_usage(CMD_ADD);
149 		(void) fputs("\n", stderr);
150 		usage(FALSE, HELP_RES_PROPS);
151 		YYERROR;
152 	}
153 	| ADD TOKEN
154 	{
155 		if (($$ = alloc_cmd()) == NULL)
156 			YYERROR;
157 		cmd = $$;
158 		$$->cmd_handler = &add_func;
159 		$$->cmd_argc = 1;
160 		$$->cmd_argv[0] = $2;
161 		$$->cmd_argv[1] = NULL;
162 	}
163 	| ADD resource_type
164 	{
165 		if (($$ = alloc_cmd()) == NULL)
166 			YYERROR;
167 		cmd = $$;
168 		$$->cmd_handler = &add_func;
169 		$$->cmd_argc = 0;
170 		$$->cmd_res_type = $2;
171 		$$->cmd_prop_nv_pairs = 0;
172 	}
173 	| ADD property_name property_value
174 	{
175 		if (($$ = alloc_cmd()) == NULL)
176 			YYERROR;
177 		cmd = $$;
178 		$$->cmd_handler = &add_func;
179 		$$->cmd_argc = 0;
180 		$$->cmd_prop_nv_pairs = 1;
181 		$$->cmd_prop_name[0] = $2;
182 		$$->cmd_property_ptr[0] = &property[0];
183 	}
184 
185 cancel_command: CANCEL
186 	{
187 		if (($$ = alloc_cmd()) == NULL)
188 			YYERROR;
189 		cmd = $$;
190 		$$->cmd_handler = &cancel_func;
191 		$$->cmd_argc = 0;
192 		$$->cmd_argv[0] = NULL;
193 	}
194 	| CANCEL TOKEN
195 	{
196 		if (($$ = alloc_cmd()) == NULL)
197 			YYERROR;
198 		cmd = $$;
199 		$$->cmd_handler = &cancel_func;
200 		$$->cmd_argc = 1;
201 		$$->cmd_argv[0] = $2;
202 		$$->cmd_argv[1] = NULL;
203 	}
204 
205 create_command: CREATE
206 	{
207 		if (($$ = alloc_cmd()) == NULL)
208 			YYERROR;
209 		cmd = $$;
210 		$$->cmd_handler = &create_func;
211 		$$->cmd_argc = 0;
212 		$$->cmd_argv[0] = NULL;
213 	}
214 	| CREATE TOKEN
215 	{
216 		if (($$ = alloc_cmd()) == NULL)
217 			YYERROR;
218 		cmd = $$;
219 		$$->cmd_handler = &create_func;
220 		$$->cmd_argc = 1;
221 		$$->cmd_argv[0] = $2;
222 		$$->cmd_argv[1] = NULL;
223 	}
224 	| CREATE TOKEN TOKEN
225 	{
226 		if (($$ = alloc_cmd()) == NULL)
227 			YYERROR;
228 		cmd = $$;
229 		$$->cmd_handler = &create_func;
230 		$$->cmd_argc = 2;
231 		$$->cmd_argv[0] = $2;
232 		$$->cmd_argv[1] = $3;
233 		$$->cmd_argv[2] = NULL;
234 	}
235 	| CREATE TOKEN TOKEN TOKEN
236 	{
237 		if (($$ = alloc_cmd()) == NULL)
238 			YYERROR;
239 		cmd = $$;
240 		$$->cmd_handler = &create_func;
241 		$$->cmd_argc = 3;
242 		$$->cmd_argv[0] = $2;
243 		$$->cmd_argv[1] = $3;
244 		$$->cmd_argv[2] = $4;
245 		$$->cmd_argv[3] = NULL;
246 	}
247 
248 commit_command: COMMIT
249 	{
250 		if (($$ = alloc_cmd()) == NULL)
251 			YYERROR;
252 		cmd = $$;
253 		$$->cmd_handler = &commit_func;
254 		$$->cmd_argc = 0;
255 		$$->cmd_argv[0] = NULL;
256 	}
257 	| COMMIT TOKEN
258 	{
259 		if (($$ = alloc_cmd()) == NULL)
260 			YYERROR;
261 		cmd = $$;
262 		$$->cmd_handler = &commit_func;
263 		$$->cmd_argc = 1;
264 		$$->cmd_argv[0] = $2;
265 		$$->cmd_argv[1] = NULL;
266 	}
267 
268 delete_command: DELETE
269 	{
270 		if (($$ = alloc_cmd()) == NULL)
271 			YYERROR;
272 		cmd = $$;
273 		$$->cmd_handler = &delete_func;
274 		$$->cmd_argc = 0;
275 		$$->cmd_argv[0] = NULL;
276 	}
277 	|	DELETE TOKEN
278 	{
279 		if (($$ = alloc_cmd()) == NULL)
280 			YYERROR;
281 		cmd = $$;
282 		$$->cmd_handler = &delete_func;
283 		$$->cmd_argc = 1;
284 		$$->cmd_argv[0] = $2;
285 		$$->cmd_argv[1] = NULL;
286 	}
287 
288 end_command: END
289 	{
290 		if (($$ = alloc_cmd()) == NULL)
291 			YYERROR;
292 		cmd = $$;
293 		$$->cmd_handler = &end_func;
294 		$$->cmd_argc = 0;
295 		$$->cmd_argv[0] = NULL;
296 	}
297 	| END TOKEN
298 	{
299 		if (($$ = alloc_cmd()) == NULL)
300 			YYERROR;
301 		cmd = $$;
302 		$$->cmd_handler = &end_func;
303 		$$->cmd_argc = 1;
304 		$$->cmd_argv[0] = $2;
305 		$$->cmd_argv[1] = NULL;
306 	}
307 
308 exit_command: EXIT
309 	{
310 		if (($$ = alloc_cmd()) == NULL)
311 			YYERROR;
312 		cmd = $$;
313 		$$->cmd_handler = &exit_func;
314 		$$->cmd_argc = 0;
315 		$$->cmd_argv[0] = NULL;
316 	}
317 	| EXIT TOKEN
318 	{
319 		if (($$ = alloc_cmd()) == NULL)
320 			YYERROR;
321 		cmd = $$;
322 		$$->cmd_handler = &exit_func;
323 		$$->cmd_argc = 1;
324 		$$->cmd_argv[0] = $2;
325 		$$->cmd_argv[1] = NULL;
326 	}
327 
328 export_command: EXPORT
329 	{
330 		if (($$ = alloc_cmd()) == NULL)
331 			YYERROR;
332 		cmd = $$;
333 		$$->cmd_handler = &export_func;
334 		$$->cmd_argc = 0;
335 		$$->cmd_argv[0] = NULL;
336 	}
337 	| EXPORT TOKEN
338 	{
339 		if (($$ = alloc_cmd()) == NULL)
340 			YYERROR;
341 		cmd = $$;
342 		$$->cmd_handler = &export_func;
343 		$$->cmd_argc = 1;
344 		$$->cmd_argv[0] = $2;
345 		$$->cmd_argv[1] = NULL;
346 	}
347 	| EXPORT TOKEN TOKEN
348 	{
349 		if (($$ = alloc_cmd()) == NULL)
350 			YYERROR;
351 		cmd = $$;
352 		$$->cmd_handler = &export_func;
353 		$$->cmd_argc = 2;
354 		$$->cmd_argv[0] = $2;
355 		$$->cmd_argv[1] = $3;
356 		$$->cmd_argv[2] = NULL;
357 	}
358 
359 help_command:	HELP
360 	{
361 		if (($$ = alloc_cmd()) == NULL)
362 			YYERROR;
363 		cmd = $$;
364 		$$->cmd_handler = &help_func;
365 		$$->cmd_argc = 0;
366 		$$->cmd_argv[0] = NULL;
367 	}
368 	|	HELP TOKEN
369 	{
370 		if (($$ = alloc_cmd()) == NULL)
371 			YYERROR;
372 		cmd = $$;
373 		$$->cmd_handler = &help_func;
374 		$$->cmd_argc = 1;
375 		$$->cmd_argv[0] = $2;
376 		$$->cmd_argv[1] = NULL;
377 	}
378 
379 info_command:	INFO
380 	{
381 		if (($$ = alloc_cmd()) == NULL)
382 			YYERROR;
383 		cmd = $$;
384 		$$->cmd_handler = &info_func;
385 		$$->cmd_res_type = RT_UNKNOWN;
386 		$$->cmd_prop_nv_pairs = 0;
387 	}
388 	|	INFO TOKEN
389 	{
390 		short_usage(CMD_INFO);
391 		(void) fputs("\n", stderr);
392 		usage(FALSE, HELP_RES_PROPS);
393 		free($2);
394 		YYERROR;
395 	}
396 	|	INFO resource_type
397 	{
398 		if (($$ = alloc_cmd()) == NULL)
399 			YYERROR;
400 		cmd = $$;
401 		$$->cmd_handler = &info_func;
402 		$$->cmd_res_type = $2;
403 		$$->cmd_prop_nv_pairs = 0;
404 	}
405 	|	INFO ZONEPATH
406 	{
407 		if (($$ = alloc_cmd()) == NULL)
408 			YYERROR;
409 		cmd = $$;
410 		$$->cmd_handler = &info_func;
411 		$$->cmd_res_type = RT_ZONEPATH;
412 		$$->cmd_prop_nv_pairs = 0;
413 	}
414 	|	INFO AUTOBOOT
415 	{
416 		if (($$ = alloc_cmd()) == NULL)
417 			YYERROR;
418 		cmd = $$;
419 		$$->cmd_handler = &info_func;
420 		$$->cmd_res_type = RT_AUTOBOOT;
421 		$$->cmd_prop_nv_pairs = 0;
422 	}
423 	|	INFO POOL
424 	{
425 		if (($$ = alloc_cmd()) == NULL)
426 			YYERROR;
427 		cmd = $$;
428 		$$->cmd_handler = &info_func;
429 		$$->cmd_res_type = RT_POOL;
430 		$$->cmd_prop_nv_pairs = 0;
431 	}
432 	|	INFO resource_type property_name EQUAL property_value
433 	{
434 		if (($$ = alloc_cmd()) == NULL)
435 			YYERROR;
436 		cmd = $$;
437 		$$->cmd_handler = &info_func;
438 		$$->cmd_res_type = $2;
439 		$$->cmd_prop_nv_pairs = 1;
440 		$$->cmd_prop_name[0] = $3;
441 		$$->cmd_property_ptr[0] = &property[0];
442 	}
443 	|	INFO resource_type property_name EQUAL property_value property_name EQUAL property_value
444 	{
445 		if (($$ = alloc_cmd()) == NULL)
446 			YYERROR;
447 		cmd = $$;
448 		$$->cmd_handler = &info_func;
449 		$$->cmd_res_type = $2;
450 		$$->cmd_prop_nv_pairs = 2;
451 		$$->cmd_prop_name[0] = $3;
452 		$$->cmd_property_ptr[0] = &property[0];
453 		$$->cmd_prop_name[1] = $6;
454 		$$->cmd_property_ptr[1] = &property[1];
455 	}
456 	|	INFO resource_type property_name EQUAL property_value property_name EQUAL property_value property_name EQUAL property_value
457 	{
458 		if (($$ = alloc_cmd()) == NULL)
459 			YYERROR;
460 		cmd = $$;
461 		$$->cmd_handler = &info_func;
462 		$$->cmd_res_type = $2;
463 		$$->cmd_prop_nv_pairs = 3;
464 		$$->cmd_prop_name[0] = $3;
465 		$$->cmd_property_ptr[0] = &property[0];
466 		$$->cmd_prop_name[1] = $6;
467 		$$->cmd_property_ptr[1] = &property[1];
468 		$$->cmd_prop_name[2] = $9;
469 		$$->cmd_property_ptr[2] = &property[2];
470 	}
471 
472 remove_command: REMOVE
473 	{
474 		short_usage(CMD_REMOVE);
475 		(void) fputs("\n", stderr);
476 		usage(FALSE, HELP_RES_PROPS);
477 		YYERROR;
478 	}
479 	| REMOVE resource_type
480 	{
481 		short_usage(CMD_REMOVE);
482 		YYERROR;
483 	}
484 	| REMOVE property_name property_value
485 	{
486 		if (($$ = alloc_cmd()) == NULL)
487 			YYERROR;
488 		cmd = $$;
489 		$$->cmd_handler = &remove_func;
490 		$$->cmd_prop_nv_pairs = 1;
491 		$$->cmd_prop_name[0] = $2;
492 		$$->cmd_property_ptr[0] = &property[0];
493 	}
494 	| REMOVE resource_type property_name EQUAL property_value
495 	{
496 		if (($$ = alloc_cmd()) == NULL)
497 			YYERROR;
498 		cmd = $$;
499 		$$->cmd_handler = &remove_func;
500 		$$->cmd_res_type = $2;
501 		$$->cmd_prop_nv_pairs = 1;
502 		$$->cmd_prop_name[0] = $3;
503 		$$->cmd_property_ptr[0] = &property[0];
504 	}
505 	| REMOVE resource_type property_name EQUAL property_value property_name EQUAL property_value
506 	{
507 		if (($$ = alloc_cmd()) == NULL)
508 			YYERROR;
509 		cmd = $$;
510 		$$->cmd_handler = &remove_func;
511 		$$->cmd_res_type = $2;
512 		$$->cmd_prop_nv_pairs = 2;
513 		$$->cmd_prop_name[0] = $3;
514 		$$->cmd_property_ptr[0] = &property[0];
515 		$$->cmd_prop_name[1] = $6;
516 		$$->cmd_property_ptr[1] = &property[1];
517 	}
518 	| REMOVE resource_type property_name EQUAL property_value property_name EQUAL property_value property_name EQUAL property_value
519 	{
520 		if (($$ = alloc_cmd()) == NULL)
521 			YYERROR;
522 		cmd = $$;
523 		$$->cmd_handler = &remove_func;
524 		$$->cmd_res_type = $2;
525 		$$->cmd_prop_nv_pairs = 3;
526 		$$->cmd_prop_name[0] = $3;
527 		$$->cmd_property_ptr[0] = &property[0];
528 		$$->cmd_prop_name[1] = $6;
529 		$$->cmd_property_ptr[1] = &property[1];
530 		$$->cmd_prop_name[2] = $9;
531 		$$->cmd_property_ptr[2] = &property[2];
532 	}
533 
534 revert_command: REVERT
535 	{
536 		if (($$ = alloc_cmd()) == NULL)
537 			YYERROR;
538 		cmd = $$;
539 		$$->cmd_handler = &revert_func;
540 		$$->cmd_argc = 0;
541 		$$->cmd_argv[0] = NULL;
542 	}
543 	| REVERT TOKEN
544 	{
545 		if (($$ = alloc_cmd()) == NULL)
546 			YYERROR;
547 		cmd = $$;
548 		$$->cmd_handler = &revert_func;
549 		$$->cmd_argc = 1;
550 		$$->cmd_argv[0] = $2;
551 		$$->cmd_argv[1] = NULL;
552 	}
553 
554 select_command: SELECT
555 	{
556 		short_usage(CMD_SELECT);
557 		(void) fputs("\n", stderr);
558 		usage(FALSE, HELP_RES_PROPS);
559 		YYERROR;
560 	}
561 	| SELECT resource_type
562 	{
563 		short_usage(CMD_SELECT);
564 		YYERROR;
565 	}
566 	| SELECT resource_type property_name EQUAL property_value
567 	{
568 		if (($$ = alloc_cmd()) == NULL)
569 			YYERROR;
570 		cmd = $$;
571 		$$->cmd_handler = &select_func;
572 		$$->cmd_res_type = $2;
573 		$$->cmd_prop_nv_pairs = 1;
574 		$$->cmd_prop_name[0] = $3;
575 		$$->cmd_property_ptr[0] = &property[0];
576 	}
577 	| SELECT resource_type property_name EQUAL property_value property_name EQUAL property_value
578 	{
579 		if (($$ = alloc_cmd()) == NULL)
580 			YYERROR;
581 		cmd = $$;
582 		$$->cmd_handler = &select_func;
583 		$$->cmd_res_type = $2;
584 		$$->cmd_prop_nv_pairs = 2;
585 		$$->cmd_prop_name[0] = $3;
586 		$$->cmd_property_ptr[0] = &property[0];
587 		$$->cmd_prop_name[1] = $6;
588 		$$->cmd_property_ptr[1] = &property[1];
589 	}
590 	| SELECT resource_type property_name EQUAL property_value property_name EQUAL property_value property_name EQUAL property_value
591 	{
592 		if (($$ = alloc_cmd()) == NULL)
593 			YYERROR;
594 		cmd = $$;
595 		$$->cmd_handler = &select_func;
596 		$$->cmd_res_type = $2;
597 		$$->cmd_prop_nv_pairs = 3;
598 		$$->cmd_prop_name[0] = $3;
599 		$$->cmd_property_ptr[0] = &property[0];
600 		$$->cmd_prop_name[1] = $6;
601 		$$->cmd_property_ptr[1] = &property[1];
602 		$$->cmd_prop_name[2] = $9;
603 		$$->cmd_property_ptr[2] = &property[2];
604 	}
605 
606 set_command: SET
607 	{
608 		short_usage(CMD_SET);
609 		(void) fputs("\n", stderr);
610 		usage(FALSE, HELP_PROPS);
611 		YYERROR;
612 	}
613 	| SET property_name EQUAL OPEN_SQ_BRACKET CLOSE_SQ_BRACKET
614 	{
615 		if (($$ = alloc_cmd()) == NULL)
616 			YYERROR;
617 		cmd = $$;
618 		$$->cmd_handler = &set_func;
619 		$$->cmd_prop_nv_pairs = 0;
620 		$$->cmd_prop_name[0] = $2;
621 		property[0].pv_type = PROP_VAL_LIST;
622 		property[0].pv_list = NULL;
623 		$$->cmd_property_ptr[0] = &property[0];
624 	}
625 	| SET property_name EQUAL property_value
626 	{
627 		if (($$ = alloc_cmd()) == NULL)
628 			YYERROR;
629 		cmd = $$;
630 		$$->cmd_handler = &set_func;
631 		$$->cmd_prop_nv_pairs = 1;
632 		$$->cmd_prop_name[0] = $2;
633 		$$->cmd_property_ptr[0] = &property[0];
634 	}
635 
636 verify_command: VERIFY
637 	{
638 		if (($$ = alloc_cmd()) == NULL)
639 			YYERROR;
640 		cmd = $$;
641 		$$->cmd_handler = &verify_func;
642 		$$->cmd_argc = 0;
643 		$$->cmd_argv[0] = NULL;
644 	}
645 	| VERIFY TOKEN
646 	{
647 		if (($$ = alloc_cmd()) == NULL)
648 			YYERROR;
649 		cmd = $$;
650 		$$->cmd_handler = &verify_func;
651 		$$->cmd_argc = 1;
652 		$$->cmd_argv[0] = $2;
653 		$$->cmd_argv[1] = NULL;
654 	}
655 
656 resource_type: NET	{ $$ = RT_NET; }
657 	| FS		{ $$ = RT_FS; }
658 	| IPD		{ $$ = RT_IPD; }
659 	| DEVICE	{ $$ = RT_DEVICE; }
660 	| RCTL		{ $$ = RT_RCTL; }
661 	| ATTR		{ $$ = RT_ATTR; }
662 
663 property_name: SPECIAL	{ $$ = PT_SPECIAL; }
664 	| RAW		{ $$ = PT_RAW; }
665 	| DIR		{ $$ = PT_DIR; }
666 	| TYPE		{ $$ = PT_TYPE; }
667 	| OPTIONS	{ $$ = PT_OPTIONS; }
668 	| ZONEPATH	{ $$ = PT_ZONEPATH; }
669 	| AUTOBOOT	{ $$ = PT_AUTOBOOT; }
670 	| POOL		{ $$ = PT_POOL; }
671 	| ADDRESS	{ $$ = PT_ADDRESS; }
672 	| PHYSICAL	{ $$ = PT_PHYSICAL; }
673 	| NAME		{ $$ = PT_NAME; }
674 	| VALUE		{ $$ = PT_VALUE; }
675 	| MATCH		{ $$ = PT_MATCH; }
676 	| PRIV		{ $$ = PT_PRIV; }
677 	| LIMIT		{ $$ = PT_LIMIT; }
678 	| ACTION	{ $$ = PT_ACTION; }
679 
680 /*
681  * The grammar builds data structures from the bottom up.  Thus various
682  * strings are lexed into TOKENs or commands or resource or property values.
683  * Below is where the resource and property values are built up into more
684  * complex data structures.
685  *
686  * There are three kinds of properties: simple (single valued), complex
687  * (one or more name=value pairs) and list (concatenation of one or more
688  * simple or complex properties).
689  *
690  * So the property structure has a type which is one of these, and the
691  * corresponding _simple, _complex or _list is set to the corresponding
692  * lower-level data structure.
693  */
694 
695 property_value: simple_prop_val
696 	{
697 		property[num_prop_vals].pv_type = PROP_VAL_SIMPLE;
698 		property[num_prop_vals].pv_simple = $1;
699 		if (list[num_prop_vals] != NULL) {
700 			free_outer_list(list[num_prop_vals]);
701 			list[num_prop_vals] = NULL;
702 		}
703 		num_prop_vals++;
704 	}
705 	| complex_prop_val
706 	{
707 		property[num_prop_vals].pv_type = PROP_VAL_COMPLEX;
708 		property[num_prop_vals].pv_complex = complex;
709 		if (list[num_prop_vals] != NULL) {
710 			free_outer_list(list[num_prop_vals]);
711 			list[num_prop_vals] = NULL;
712 		}
713 		num_prop_vals++;
714 	}
715 	| list_prop_val
716 	{
717 		property[num_prop_vals].pv_type = PROP_VAL_LIST;
718 		property[num_prop_vals].pv_list = list[num_prop_vals];
719 		num_prop_vals++;
720 	}
721 
722 /*
723  * One level lower, lists are made up of simple or complex values, so
724  * simple_prop_val and complex_prop_val fill in a list structure and
725  * insert it into the linked list which is built up.  And because
726  * complex properties can have multiple name=value pairs, we keep
727  * track of them in another linked list.
728  *
729  * The complex and list structures for the linked lists are allocated
730  * below, and freed by recursive functions which are ultimately called
731  * by free_cmd(), which is called from the top-most "commands" part of
732  * the grammar.
733  */
734 
735 simple_prop_val: TOKEN
736 	{
737 		if ((new_list = alloc_list()) == NULL)
738 			YYERROR;
739 		new_list->lp_simple = $1;
740 		new_list->lp_complex = NULL;
741 		new_list->lp_next = NULL;
742 		if (list[num_prop_vals] == NULL) {
743 			list[num_prop_vals] = new_list;
744 		} else {
745 			for (tmp_list = list[num_prop_vals]; tmp_list != NULL;
746 			    tmp_list = tmp_list->lp_next)
747 				last = tmp_list;
748 			last->lp_next = new_list;
749 		}
750 	}
751 
752 complex_prop_val: OPEN_PAREN complex_piece CLOSE_PAREN
753 	{
754 		if ((new_list = alloc_list()) == NULL)
755 			YYERROR;
756 		new_list->lp_simple = NULL;
757 		new_list->lp_complex = complex;
758 		new_list->lp_next = NULL;
759 		if (list[num_prop_vals] == NULL) {
760 			list[num_prop_vals] = new_list;
761 		} else {
762 			for (tmp_list = list[num_prop_vals]; tmp_list != NULL;
763 			    tmp_list = tmp_list->lp_next)
764 				last = tmp_list;
765 			last->lp_next = new_list;
766 		}
767 	}
768 
769 complex_piece: property_name EQUAL TOKEN
770 	{
771 		if (($$ = alloc_complex()) == NULL)
772 			YYERROR;
773 		$$->cp_type = $1;
774 		$$->cp_value = $3;
775 		$$->cp_next = NULL;
776 		complex = $$;
777 	}
778 	| property_name EQUAL TOKEN COMMA complex_piece
779 	{
780 		if (($$ = alloc_complex()) == NULL)
781 			YYERROR;
782 		$$->cp_type = $1;
783 		$$->cp_value = $3;
784 		$$->cp_next = complex;
785 		complex = $$;
786 	}
787 
788 list_piece: simple_prop_val
789 	| complex_prop_val
790 	| simple_prop_val COMMA list_piece
791 	| complex_prop_val COMMA list_piece
792 
793 list_prop_val: OPEN_SQ_BRACKET list_piece CLOSE_SQ_BRACKET
794 %%
795