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a09e091a JB |
1 | /* |
2 | * | |
3 | * Copyright (c) 1997 Metro Link Incorporated | |
4 | * | |
5 | * Permission is hereby granted, free of charge, to any person obtaining a | |
6 | * copy of this software and associated documentation files (the "Software"), | |
7 | * to deal in the Software without restriction, including without limitation | |
8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
9 | * and/or sell copies of the Software, and to permit persons to whom the | |
10 | * Software is furnished to do so, subject to the following conditions: | |
11 | * | |
12 | * The above copyright notice and this permission notice shall be included in | |
13 | * all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
18 | * THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF | |
20 | * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
21 | * SOFTWARE. | |
22 | * | |
23 | * Except as contained in this notice, the name of the Metro Link shall not be | |
24 | * used in advertising or otherwise to promote the sale, use or other dealings | |
25 | * in this Software without prior written authorization from Metro Link. | |
26 | * | |
27 | */ | |
28 | /* | |
29 | * Copyright (c) 1997-2003 by The XFree86 Project, Inc. | |
30 | * | |
31 | * Permission is hereby granted, free of charge, to any person obtaining a | |
32 | * copy of this software and associated documentation files (the "Software"), | |
33 | * to deal in the Software without restriction, including without limitation | |
34 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
35 | * and/or sell copies of the Software, and to permit persons to whom the | |
36 | * Software is furnished to do so, subject to the following conditions: | |
37 | * | |
38 | * The above copyright notice and this permission notice shall be included in | |
39 | * all copies or substantial portions of the Software. | |
40 | * | |
41 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
42 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
43 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
44 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
45 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
46 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
47 | * OTHER DEALINGS IN THE SOFTWARE. | |
48 | * | |
49 | * Except as contained in this notice, the name of the copyright holder(s) | |
50 | * and author(s) shall not be used in advertising or otherwise to promote | |
51 | * the sale, use or other dealings in this Software without prior written | |
52 | * authorization from the copyright holder(s) and author(s). | |
53 | */ | |
54 | ||
55 | #ifdef HAVE_XORG_CONFIG_H | |
56 | #include <xorg-config.h> | |
57 | #endif | |
58 | ||
59 | #include "xf86Parser.h" | |
60 | #include "xf86tokens.h" | |
61 | #include "Configint.h" | |
62 | #include <string.h> | |
63 | #include "optionstr.h" | |
64 | ||
65 | /* Needed for auto server layout */ | |
66 | extern int xf86CheckBoolOption(void *optlist, const char *name, int deflt); | |
67 | ||
68 | extern LexRec val; | |
69 | ||
70 | static xf86ConfigSymTabRec LayoutTab[] = { | |
71 | {ENDSECTION, "endsection"}, | |
72 | {SCREEN, "screen"}, | |
73 | {IDENTIFIER, "identifier"}, | |
74 | {INACTIVE, "inactive"}, | |
75 | {INPUTDEVICE, "inputdevice"}, | |
76 | {OPTION, "option"}, | |
77 | {-1, ""}, | |
78 | }; | |
79 | ||
80 | static xf86ConfigSymTabRec AdjTab[] = { | |
81 | {RIGHTOF, "rightof"}, | |
82 | {LEFTOF, "leftof"}, | |
83 | {ABOVE, "above"}, | |
84 | {BELOW, "below"}, | |
85 | {RELATIVE, "relative"}, | |
86 | {ABSOLUTE, "absolute"}, | |
87 | {-1, ""}, | |
88 | }; | |
89 | ||
90 | #define CLEANUP xf86freeLayoutList | |
91 | ||
92 | XF86ConfLayoutPtr | |
93 | xf86parseLayoutSection(void) | |
94 | { | |
95 | int has_ident = FALSE; | |
96 | int token; | |
97 | ||
98 | parsePrologue(XF86ConfLayoutPtr, XF86ConfLayoutRec) | |
99 | ||
100 | while ((token = xf86getToken(LayoutTab)) != ENDSECTION) { | |
101 | switch (token) { | |
102 | case COMMENT: | |
103 | ptr->lay_comment = xf86addComment(ptr->lay_comment, val.str); | |
104 | break; | |
105 | case IDENTIFIER: | |
106 | if (xf86getSubToken(&(ptr->lay_comment)) != STRING) | |
107 | Error(QUOTE_MSG, "Identifier"); | |
108 | if (has_ident == TRUE) | |
109 | Error(MULTIPLE_MSG, "Identifier"); | |
110 | ptr->lay_identifier = val.str; | |
111 | has_ident = TRUE; | |
112 | break; | |
113 | case INACTIVE: | |
114 | { | |
115 | XF86ConfInactivePtr iptr; | |
116 | ||
117 | iptr = calloc(1, sizeof(XF86ConfInactiveRec)); | |
118 | iptr->list.next = NULL; | |
119 | if (xf86getSubToken(&(ptr->lay_comment)) != STRING) { | |
120 | free(iptr); | |
121 | Error(INACTIVE_MSG); | |
122 | } | |
123 | iptr->inactive_device_str = val.str; | |
124 | ptr->lay_inactive_lst = (XF86ConfInactivePtr) | |
125 | xf86addListItem((glp) ptr->lay_inactive_lst, (glp) iptr); | |
126 | } | |
127 | break; | |
128 | case SCREEN: | |
129 | { | |
130 | XF86ConfAdjacencyPtr aptr; | |
131 | int absKeyword = 0; | |
132 | ||
133 | aptr = calloc(1, sizeof(XF86ConfAdjacencyRec)); | |
134 | aptr->list.next = NULL; | |
135 | aptr->adj_scrnum = -1; | |
136 | aptr->adj_where = CONF_ADJ_OBSOLETE; | |
137 | aptr->adj_x = 0; | |
138 | aptr->adj_y = 0; | |
139 | aptr->adj_refscreen = NULL; | |
140 | if ((token = xf86getSubToken(&(ptr->lay_comment))) == NUMBER) | |
141 | aptr->adj_scrnum = val.num; | |
142 | else | |
143 | xf86unGetToken(token); | |
144 | token = xf86getSubToken(&(ptr->lay_comment)); | |
145 | if (token != STRING) { | |
146 | free(aptr); | |
147 | Error(SCREEN_MSG); | |
148 | } | |
149 | aptr->adj_screen_str = val.str; | |
150 | ||
151 | token = xf86getSubTokenWithTab(&(ptr->lay_comment), AdjTab); | |
152 | switch (token) { | |
153 | case RIGHTOF: | |
154 | aptr->adj_where = CONF_ADJ_RIGHTOF; | |
155 | break; | |
156 | case LEFTOF: | |
157 | aptr->adj_where = CONF_ADJ_LEFTOF; | |
158 | break; | |
159 | case ABOVE: | |
160 | aptr->adj_where = CONF_ADJ_ABOVE; | |
161 | break; | |
162 | case BELOW: | |
163 | aptr->adj_where = CONF_ADJ_BELOW; | |
164 | break; | |
165 | case RELATIVE: | |
166 | aptr->adj_where = CONF_ADJ_RELATIVE; | |
167 | break; | |
168 | case ABSOLUTE: | |
169 | aptr->adj_where = CONF_ADJ_ABSOLUTE; | |
170 | absKeyword = 1; | |
171 | break; | |
172 | case EOF_TOKEN: | |
173 | free(aptr); | |
174 | Error(UNEXPECTED_EOF_MSG); | |
175 | break; | |
176 | default: | |
177 | xf86unGetToken(token); | |
178 | token = xf86getSubToken(&(ptr->lay_comment)); | |
179 | if (token == STRING) | |
180 | aptr->adj_where = CONF_ADJ_OBSOLETE; | |
181 | else | |
182 | aptr->adj_where = CONF_ADJ_ABSOLUTE; | |
183 | } | |
184 | switch (aptr->adj_where) { | |
185 | case CONF_ADJ_ABSOLUTE: | |
186 | if (absKeyword) | |
187 | token = xf86getSubToken(&(ptr->lay_comment)); | |
188 | if (token == NUMBER) { | |
189 | aptr->adj_x = val.num; | |
190 | token = xf86getSubToken(&(ptr->lay_comment)); | |
191 | if (token != NUMBER) { | |
192 | free(aptr); | |
193 | Error(INVALID_SCR_MSG); | |
194 | } | |
195 | aptr->adj_y = val.num; | |
196 | } | |
197 | else { | |
198 | if (absKeyword) { | |
199 | free(aptr); | |
200 | Error(INVALID_SCR_MSG); | |
201 | } | |
202 | else | |
203 | xf86unGetToken(token); | |
204 | } | |
205 | break; | |
206 | case CONF_ADJ_RIGHTOF: | |
207 | case CONF_ADJ_LEFTOF: | |
208 | case CONF_ADJ_ABOVE: | |
209 | case CONF_ADJ_BELOW: | |
210 | case CONF_ADJ_RELATIVE: | |
211 | token = xf86getSubToken(&(ptr->lay_comment)); | |
212 | if (token != STRING) { | |
213 | free(aptr); | |
214 | Error(INVALID_SCR_MSG); | |
215 | } | |
216 | aptr->adj_refscreen = val.str; | |
217 | if (aptr->adj_where == CONF_ADJ_RELATIVE) { | |
218 | token = xf86getSubToken(&(ptr->lay_comment)); | |
219 | if (token != NUMBER) { | |
220 | free(aptr); | |
221 | Error(INVALID_SCR_MSG); | |
222 | } | |
223 | aptr->adj_x = val.num; | |
224 | token = xf86getSubToken(&(ptr->lay_comment)); | |
225 | if (token != NUMBER) { | |
226 | free(aptr); | |
227 | Error(INVALID_SCR_MSG); | |
228 | } | |
229 | aptr->adj_y = val.num; | |
230 | } | |
231 | break; | |
232 | case CONF_ADJ_OBSOLETE: | |
233 | /* top */ | |
234 | aptr->adj_top_str = val.str; | |
235 | ||
236 | /* bottom */ | |
237 | if (xf86getSubToken(&(ptr->lay_comment)) != STRING) { | |
238 | free(aptr); | |
239 | Error(SCREEN_MSG); | |
240 | } | |
241 | aptr->adj_bottom_str = val.str; | |
242 | ||
243 | /* left */ | |
244 | if (xf86getSubToken(&(ptr->lay_comment)) != STRING) { | |
245 | free(aptr); | |
246 | Error(SCREEN_MSG); | |
247 | } | |
248 | aptr->adj_left_str = val.str; | |
249 | ||
250 | /* right */ | |
251 | if (xf86getSubToken(&(ptr->lay_comment)) != STRING) { | |
252 | free(aptr); | |
253 | Error(SCREEN_MSG); | |
254 | } | |
255 | aptr->adj_right_str = val.str; | |
256 | ||
257 | } | |
258 | ptr->lay_adjacency_lst = (XF86ConfAdjacencyPtr) | |
259 | xf86addListItem((glp) ptr->lay_adjacency_lst, (glp) aptr); | |
260 | } | |
261 | break; | |
262 | case INPUTDEVICE: | |
263 | { | |
264 | XF86ConfInputrefPtr iptr; | |
265 | ||
266 | iptr = calloc(1, sizeof(XF86ConfInputrefRec)); | |
267 | iptr->list.next = NULL; | |
268 | iptr->iref_option_lst = NULL; | |
269 | if (xf86getSubToken(&(ptr->lay_comment)) != STRING) { | |
270 | free(iptr); | |
271 | Error(INPUTDEV_MSG); | |
272 | } | |
273 | iptr->iref_inputdev_str = val.str; | |
274 | while ((token = xf86getSubToken(&(ptr->lay_comment))) == STRING) { | |
275 | iptr->iref_option_lst = | |
276 | xf86addNewOption(iptr->iref_option_lst, val.str, NULL); | |
277 | } | |
278 | xf86unGetToken(token); | |
279 | ptr->lay_input_lst = (XF86ConfInputrefPtr) | |
280 | xf86addListItem((glp) ptr->lay_input_lst, (glp) iptr); | |
281 | } | |
282 | break; | |
283 | case OPTION: | |
284 | ptr->lay_option_lst = xf86parseOption(ptr->lay_option_lst); | |
285 | break; | |
286 | case EOF_TOKEN: | |
287 | Error(UNEXPECTED_EOF_MSG); | |
288 | break; | |
289 | default: | |
290 | Error(INVALID_KEYWORD_MSG, xf86tokenString()); | |
291 | break; | |
292 | } | |
293 | } | |
294 | ||
295 | if (!has_ident) | |
296 | Error(NO_IDENT_MSG); | |
297 | ||
298 | #ifdef DEBUG | |
299 | printf("Layout section parsed\n"); | |
300 | #endif | |
301 | ||
302 | return ptr; | |
303 | } | |
304 | ||
305 | #undef CLEANUP | |
306 | ||
307 | void | |
308 | xf86printLayoutSection(FILE * cf, XF86ConfLayoutPtr ptr) | |
309 | { | |
310 | XF86ConfAdjacencyPtr aptr; | |
311 | XF86ConfInactivePtr iptr; | |
312 | XF86ConfInputrefPtr inptr; | |
313 | XF86OptionPtr optr; | |
314 | ||
315 | while (ptr) { | |
316 | fprintf(cf, "Section \"ServerLayout\"\n"); | |
317 | if (ptr->lay_comment) | |
318 | fprintf(cf, "%s", ptr->lay_comment); | |
319 | if (ptr->lay_identifier) | |
320 | fprintf(cf, "\tIdentifier \"%s\"\n", ptr->lay_identifier); | |
321 | ||
322 | for (aptr = ptr->lay_adjacency_lst; aptr; aptr = aptr->list.next) { | |
323 | fprintf(cf, "\tScreen "); | |
324 | if (aptr->adj_scrnum >= 0) | |
325 | fprintf(cf, "%2d", aptr->adj_scrnum); | |
326 | else | |
327 | fprintf(cf, " "); | |
328 | fprintf(cf, " \"%s\"", aptr->adj_screen_str); | |
329 | switch (aptr->adj_where) { | |
330 | case CONF_ADJ_OBSOLETE: | |
331 | fprintf(cf, " \"%s\"", aptr->adj_top_str); | |
332 | fprintf(cf, " \"%s\"", aptr->adj_bottom_str); | |
333 | fprintf(cf, " \"%s\"", aptr->adj_right_str); | |
334 | fprintf(cf, " \"%s\"\n", aptr->adj_left_str); | |
335 | break; | |
336 | case CONF_ADJ_ABSOLUTE: | |
337 | if (aptr->adj_x != -1) | |
338 | fprintf(cf, " %d %d\n", aptr->adj_x, aptr->adj_y); | |
339 | else | |
340 | fprintf(cf, "\n"); | |
341 | break; | |
342 | case CONF_ADJ_RIGHTOF: | |
343 | fprintf(cf, " RightOf \"%s\"\n", aptr->adj_refscreen); | |
344 | break; | |
345 | case CONF_ADJ_LEFTOF: | |
346 | fprintf(cf, " LeftOf \"%s\"\n", aptr->adj_refscreen); | |
347 | break; | |
348 | case CONF_ADJ_ABOVE: | |
349 | fprintf(cf, " Above \"%s\"\n", aptr->adj_refscreen); | |
350 | break; | |
351 | case CONF_ADJ_BELOW: | |
352 | fprintf(cf, " Below \"%s\"\n", aptr->adj_refscreen); | |
353 | break; | |
354 | case CONF_ADJ_RELATIVE: | |
355 | fprintf(cf, " Relative \"%s\" %d %d\n", aptr->adj_refscreen, | |
356 | aptr->adj_x, aptr->adj_y); | |
357 | break; | |
358 | } | |
359 | } | |
360 | for (iptr = ptr->lay_inactive_lst; iptr; iptr = iptr->list.next) | |
361 | fprintf(cf, "\tInactive \"%s\"\n", iptr->inactive_device_str); | |
362 | for (inptr = ptr->lay_input_lst; inptr; inptr = inptr->list.next) { | |
363 | fprintf(cf, "\tInputDevice \"%s\"", inptr->iref_inputdev_str); | |
364 | for (optr = inptr->iref_option_lst; optr; optr = optr->list.next) { | |
365 | fprintf(cf, " \"%s\"", optr->opt_name); | |
366 | } | |
367 | fprintf(cf, "\n"); | |
368 | } | |
369 | xf86printOptionList(cf, ptr->lay_option_lst, 1); | |
370 | fprintf(cf, "EndSection\n\n"); | |
371 | ptr = ptr->list.next; | |
372 | } | |
373 | } | |
374 | ||
375 | static void | |
376 | xf86freeAdjacencyList(XF86ConfAdjacencyPtr ptr) | |
377 | { | |
378 | XF86ConfAdjacencyPtr prev; | |
379 | ||
380 | while (ptr) { | |
381 | TestFree(ptr->adj_screen_str); | |
382 | TestFree(ptr->adj_top_str); | |
383 | TestFree(ptr->adj_bottom_str); | |
384 | TestFree(ptr->adj_left_str); | |
385 | TestFree(ptr->adj_right_str); | |
386 | ||
387 | prev = ptr; | |
388 | ptr = ptr->list.next; | |
389 | free(prev); | |
390 | } | |
391 | ||
392 | } | |
393 | ||
394 | static void | |
395 | xf86freeInputrefList(XF86ConfInputrefPtr ptr) | |
396 | { | |
397 | XF86ConfInputrefPtr prev; | |
398 | ||
399 | while (ptr) { | |
400 | TestFree(ptr->iref_inputdev_str); | |
401 | xf86optionListFree(ptr->iref_option_lst); | |
402 | prev = ptr; | |
403 | ptr = ptr->list.next; | |
404 | free(prev); | |
405 | } | |
406 | ||
407 | } | |
408 | ||
409 | void | |
410 | xf86freeLayoutList(XF86ConfLayoutPtr ptr) | |
411 | { | |
412 | XF86ConfLayoutPtr prev; | |
413 | ||
414 | while (ptr) { | |
415 | TestFree(ptr->lay_identifier); | |
416 | TestFree(ptr->lay_comment); | |
417 | xf86freeAdjacencyList(ptr->lay_adjacency_lst); | |
418 | xf86freeInputrefList(ptr->lay_input_lst); | |
419 | prev = ptr; | |
420 | ptr = ptr->list.next; | |
421 | free(prev); | |
422 | } | |
423 | } | |
424 | ||
425 | int | |
426 | xf86layoutAddInputDevices(XF86ConfigPtr config, XF86ConfLayoutPtr layout) | |
427 | { | |
428 | int count = 0; | |
429 | XF86ConfInputPtr input = config->conf_input_lst; | |
430 | XF86ConfInputrefPtr inptr; | |
431 | ||
432 | /* add all AutoServerLayout devices to the server layout */ | |
433 | while (input) { | |
434 | if (xf86CheckBoolOption | |
435 | (input->inp_option_lst, "AutoServerLayout", FALSE)) { | |
436 | XF86ConfInputrefPtr iref = layout->lay_input_lst; | |
437 | ||
438 | /* avoid duplicates if referenced but lists AutoServerLayout too */ | |
439 | while (iref) { | |
440 | if (strcmp(iref->iref_inputdev_str, input->inp_identifier) == 0) | |
441 | break; | |
442 | iref = iref->list.next; | |
443 | } | |
444 | ||
445 | if (!iref) { | |
446 | XF86ConfInputrefPtr iptr; | |
447 | ||
448 | iptr = calloc(1, sizeof(XF86ConfInputrefRec)); | |
449 | iptr->iref_inputdev_str = input->inp_identifier; | |
450 | layout->lay_input_lst = (XF86ConfInputrefPtr) | |
451 | xf86addListItem((glp) layout->lay_input_lst, (glp) iptr); | |
452 | count++; | |
453 | } | |
454 | } | |
455 | input = input->list.next; | |
456 | } | |
457 | ||
458 | inptr = layout->lay_input_lst; | |
459 | while (inptr) { | |
460 | input = xf86findInput(inptr->iref_inputdev_str, config->conf_input_lst); | |
461 | if (!input) { | |
462 | xf86validationError(UNDEFINED_INPUT_MSG, | |
463 | inptr->iref_inputdev_str, | |
464 | layout->lay_identifier); | |
465 | return -1; | |
466 | } | |
467 | else | |
468 | inptr->iref_inputdev = input; | |
469 | inptr = inptr->list.next; | |
470 | } | |
471 | ||
472 | return count; | |
473 | } | |
474 | ||
475 | int | |
476 | xf86validateLayout(XF86ConfigPtr p) | |
477 | { | |
478 | XF86ConfLayoutPtr layout = p->conf_layout_lst; | |
479 | XF86ConfAdjacencyPtr adj; | |
480 | XF86ConfInactivePtr iptr; | |
481 | XF86ConfScreenPtr screen; | |
482 | XF86ConfDevicePtr device; | |
483 | ||
484 | while (layout) { | |
485 | adj = layout->lay_adjacency_lst; | |
486 | while (adj) { | |
487 | /* the first one can't be "" but all others can */ | |
488 | screen = xf86findScreen(adj->adj_screen_str, p->conf_screen_lst); | |
489 | if (!screen) { | |
490 | xf86validationError(UNDEFINED_SCREEN_MSG, | |
491 | adj->adj_screen_str, | |
492 | layout->lay_identifier); | |
493 | return FALSE; | |
494 | } | |
495 | else | |
496 | adj->adj_screen = screen; | |
497 | ||
498 | adj = adj->list.next; | |
499 | } | |
500 | iptr = layout->lay_inactive_lst; | |
501 | while (iptr) { | |
502 | device = xf86findDevice(iptr->inactive_device_str, | |
503 | p->conf_device_lst); | |
504 | if (!device) { | |
505 | xf86validationError(UNDEFINED_DEVICE_LAY_MSG, | |
506 | iptr->inactive_device_str, | |
507 | layout->lay_identifier); | |
508 | return FALSE; | |
509 | } | |
510 | else | |
511 | iptr->inactive_device = device; | |
512 | iptr = iptr->list.next; | |
513 | } | |
514 | ||
515 | if (xf86layoutAddInputDevices(p, layout) == -1) | |
516 | return FALSE; | |
517 | ||
518 | layout = layout->list.next; | |
519 | } | |
520 | return TRUE; | |
521 | } | |
522 | ||
523 | XF86ConfLayoutPtr | |
524 | xf86findLayout(const char *name, XF86ConfLayoutPtr list) | |
525 | { | |
526 | while (list) { | |
527 | if (xf86nameCompare(list->lay_identifier, name) == 0) | |
528 | return list; | |
529 | list = list->list.next; | |
530 | } | |
531 | return NULL; | |
532 | } |