Commit | Line | Data |
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460b9539 | 1 | /* |
2 | * This file is part of DisOrder. | |
e83d0967 | 3 | * Copyright (C) 2004, 2005, 2006, 2007 Richard Kettlewell |
313acc77 | 4 | * Portions copyright (C) 2007 Mark Wooding |
460b9539 | 5 | * |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, but | |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
19 | * USA | |
20 | */ | |
0e4472a0 | 21 | /** @file lib/configuration.c |
22 | * @brief Configuration file support | |
23 | */ | |
460b9539 | 24 | |
25 | #include <config.h> | |
26 | #include "types.h" | |
27 | ||
28 | #include <stdio.h> | |
29 | #include <string.h> | |
30 | #include <stdlib.h> | |
31 | #include <errno.h> | |
32 | #include <sys/types.h> | |
33 | #include <sys/stat.h> | |
34 | #include <unistd.h> | |
35 | #include <ctype.h> | |
36 | #include <stddef.h> | |
37 | #include <pwd.h> | |
38 | #include <langinfo.h> | |
39 | #include <pcre.h> | |
40 | #include <signal.h> | |
41 | ||
42 | #include "configuration.h" | |
43 | #include "mem.h" | |
44 | #include "log.h" | |
45 | #include "split.h" | |
46 | #include "syscalls.h" | |
47 | #include "table.h" | |
48 | #include "inputline.h" | |
49 | #include "charset.h" | |
50 | #include "defs.h" | |
51 | #include "mixer.h" | |
52 | #include "printf.h" | |
53 | #include "regsub.h" | |
54 | #include "signame.h" | |
637fdea3 | 55 | #include "authhash.h" |
460b9539 | 56 | |
3f3bb97b RK |
57 | /** @brief Path to config file |
58 | * | |
59 | * set_configfile() sets the deafult if it is null. | |
60 | */ | |
460b9539 | 61 | char *configfile; |
62 | ||
3f3bb97b | 63 | /** @brief Config file parser state */ |
460b9539 | 64 | struct config_state { |
3f3bb97b | 65 | /** @brief Filename */ |
460b9539 | 66 | const char *path; |
3f3bb97b | 67 | /** @brief Line number */ |
460b9539 | 68 | int line; |
3f3bb97b | 69 | /** @brief Configuration object under construction */ |
460b9539 | 70 | struct config *config; |
71 | }; | |
72 | ||
3f3bb97b | 73 | /** @brief Current configuration */ |
460b9539 | 74 | struct config *config; |
75 | ||
3f3bb97b | 76 | /** @brief One configuration item */ |
460b9539 | 77 | struct conf { |
3f3bb97b | 78 | /** @brief Name as it appears in the config file */ |
460b9539 | 79 | const char *name; |
3f3bb97b | 80 | /** @brief Offset in @ref config structure */ |
460b9539 | 81 | size_t offset; |
3f3bb97b | 82 | /** @brief Pointer to item type */ |
460b9539 | 83 | const struct conftype *type; |
3f3bb97b | 84 | /** @brief Pointer to item-specific validation routine */ |
460b9539 | 85 | int (*validate)(const struct config_state *cs, |
86 | int nvec, char **vec); | |
87 | }; | |
88 | ||
3f3bb97b | 89 | /** @brief Type of a configuration item */ |
460b9539 | 90 | struct conftype { |
3f3bb97b | 91 | /** @brief Pointer to function to set item */ |
460b9539 | 92 | int (*set)(const struct config_state *cs, |
93 | const struct conf *whoami, | |
94 | int nvec, char **vec); | |
3f3bb97b | 95 | /** @brief Pointer to function to free item */ |
460b9539 | 96 | void (*free)(struct config *c, const struct conf *whoami); |
97 | }; | |
98 | ||
3f3bb97b | 99 | /** @brief Compute the address of an item */ |
460b9539 | 100 | #define ADDRESS(C, TYPE) ((TYPE *)((char *)(C) + whoami->offset)) |
3f3bb97b | 101 | /** @brief Return the value of an item */ |
460b9539 | 102 | #define VALUE(C, TYPE) (*ADDRESS(C, TYPE)) |
103 | ||
104 | static int set_signal(const struct config_state *cs, | |
105 | const struct conf *whoami, | |
106 | int nvec, char **vec) { | |
107 | int n; | |
108 | ||
109 | if(nvec != 1) { | |
110 | error(0, "%s:%d: '%s' requires one argument", | |
111 | cs->path, cs->line, whoami->name); | |
112 | return -1; | |
113 | } | |
114 | if((n = find_signal(vec[0])) == -1) { | |
115 | error(0, "%s:%d: unknown signal '%s'", | |
116 | cs->path, cs->line, vec[0]); | |
117 | return -1; | |
118 | } | |
119 | VALUE(cs->config, int) = n; | |
120 | return 0; | |
121 | } | |
122 | ||
123 | static int set_collections(const struct config_state *cs, | |
124 | const struct conf *whoami, | |
125 | int nvec, char **vec) { | |
126 | struct collectionlist *cl; | |
127 | ||
128 | if(nvec != 3) { | |
129 | error(0, "%s:%d: '%s' requires three arguments", | |
130 | cs->path, cs->line, whoami->name); | |
131 | return -1; | |
132 | } | |
133 | if(vec[2][0] != '/') { | |
134 | error(0, "%s:%d: collection root must start with '/'", | |
135 | cs->path, cs->line); | |
136 | return -1; | |
137 | } | |
138 | if(vec[2][1] && vec[2][strlen(vec[2])-1] == '/') { | |
139 | error(0, "%s:%d: collection root must not end with '/'", | |
140 | cs->path, cs->line); | |
141 | return -1; | |
142 | } | |
143 | cl = ADDRESS(cs->config, struct collectionlist); | |
144 | ++cl->n; | |
145 | cl->s = xrealloc(cl->s, cl->n * sizeof (struct collection)); | |
146 | cl->s[cl->n - 1].module = xstrdup(vec[0]); | |
147 | cl->s[cl->n - 1].encoding = xstrdup(vec[1]); | |
148 | cl->s[cl->n - 1].root = xstrdup(vec[2]); | |
149 | return 0; | |
150 | } | |
151 | ||
152 | static int set_boolean(const struct config_state *cs, | |
153 | const struct conf *whoami, | |
154 | int nvec, char **vec) { | |
155 | int state; | |
156 | ||
157 | if(nvec != 1) { | |
158 | error(0, "%s:%d: '%s' takes only one argument", | |
159 | cs->path, cs->line, whoami->name); | |
160 | return -1; | |
161 | } | |
162 | if(!strcmp(vec[0], "yes")) state = 1; | |
163 | else if(!strcmp(vec[0], "no")) state = 0; | |
164 | else { | |
165 | error(0, "%s:%d: argument to '%s' must be 'yes' or 'no'", | |
166 | cs->path, cs->line, whoami->name); | |
167 | return -1; | |
168 | } | |
169 | VALUE(cs->config, int) = state; | |
170 | return 0; | |
171 | } | |
172 | ||
173 | static int set_string(const struct config_state *cs, | |
174 | const struct conf *whoami, | |
175 | int nvec, char **vec) { | |
176 | if(nvec != 1) { | |
177 | error(0, "%s:%d: '%s' takes only one argument", | |
178 | cs->path, cs->line, whoami->name); | |
179 | return -1; | |
180 | } | |
181 | VALUE(cs->config, char *) = xstrdup(vec[0]); | |
182 | return 0; | |
183 | } | |
184 | ||
185 | static int set_stringlist(const struct config_state *cs, | |
186 | const struct conf *whoami, | |
187 | int nvec, char **vec) { | |
188 | int n; | |
189 | struct stringlist *sl; | |
190 | ||
191 | sl = ADDRESS(cs->config, struct stringlist); | |
192 | sl->n = 0; | |
193 | for(n = 0; n < nvec; ++n) { | |
194 | sl->n++; | |
195 | sl->s = xrealloc(sl->s, (sl->n * sizeof (char *))); | |
196 | sl->s[sl->n - 1] = xstrdup(vec[n]); | |
197 | } | |
198 | return 0; | |
199 | } | |
200 | ||
201 | static int set_integer(const struct config_state *cs, | |
202 | const struct conf *whoami, | |
203 | int nvec, char **vec) { | |
204 | char *e; | |
205 | ||
206 | if(nvec != 1) { | |
207 | error(0, "%s:%d: '%s' takes only one argument", | |
208 | cs->path, cs->line, whoami->name); | |
209 | return -1; | |
210 | } | |
211 | if(xstrtol(ADDRESS(cs->config, long), vec[0], &e, 0)) { | |
212 | error(errno, "%s:%d: converting integer", cs->path, cs->line); | |
213 | return -1; | |
214 | } | |
215 | if(*e) { | |
216 | error(0, "%s:%d: invalid integer syntax", cs->path, cs->line); | |
217 | return -1; | |
218 | } | |
219 | return 0; | |
220 | } | |
221 | ||
222 | static int set_stringlist_accum(const struct config_state *cs, | |
223 | const struct conf *whoami, | |
224 | int nvec, char **vec) { | |
225 | int n; | |
226 | struct stringlist *s; | |
227 | struct stringlistlist *sll; | |
228 | ||
229 | sll = ADDRESS(cs->config, struct stringlistlist); | |
40c30921 RK |
230 | if(nvec == 0) { |
231 | sll->n = 0; | |
232 | return 0; | |
233 | } | |
460b9539 | 234 | sll->n++; |
235 | sll->s = xrealloc(sll->s, (sll->n * sizeof (struct stringlist))); | |
236 | s = &sll->s[sll->n - 1]; | |
237 | s->n = nvec; | |
238 | s->s = xmalloc((nvec + 1) * sizeof (char *)); | |
239 | for(n = 0; n < nvec; ++n) | |
240 | s->s[n] = xstrdup(vec[n]); | |
241 | return 0; | |
242 | } | |
243 | ||
244 | static int set_string_accum(const struct config_state *cs, | |
245 | const struct conf *whoami, | |
246 | int nvec, char **vec) { | |
247 | int n; | |
248 | struct stringlist *sl; | |
249 | ||
250 | sl = ADDRESS(cs->config, struct stringlist); | |
40c30921 RK |
251 | if(nvec == 0) { |
252 | sl->n = 0; | |
253 | return 0; | |
254 | } | |
460b9539 | 255 | for(n = 0; n < nvec; ++n) { |
256 | sl->n++; | |
257 | sl->s = xrealloc(sl->s, (sl->n * sizeof (char *))); | |
258 | sl->s[sl->n - 1] = xstrdup(vec[n]); | |
259 | } | |
260 | return 0; | |
261 | } | |
262 | ||
263 | static int set_restrict(const struct config_state *cs, | |
264 | const struct conf *whoami, | |
265 | int nvec, char **vec) { | |
266 | unsigned r = 0; | |
267 | int n, i; | |
268 | ||
269 | static const struct restriction { | |
270 | const char *name; | |
271 | unsigned bit; | |
272 | } restrictions[] = { | |
273 | { "remove", RESTRICT_REMOVE }, | |
274 | { "scratch", RESTRICT_SCRATCH }, | |
275 | { "move", RESTRICT_MOVE }, | |
276 | }; | |
277 | ||
278 | for(n = 0; n < nvec; ++n) { | |
279 | if((i = TABLE_FIND(restrictions, struct restriction, name, vec[n])) < 0) { | |
280 | error(0, "%s:%d: invalid restriction '%s'", | |
281 | cs->path, cs->line, vec[n]); | |
282 | return -1; | |
283 | } | |
284 | r |= restrictions[i].bit; | |
285 | } | |
286 | VALUE(cs->config, unsigned) = r; | |
287 | return 0; | |
288 | } | |
289 | ||
9d5da576 | 290 | static int parse_sample_format(const struct config_state *cs, |
6d2d327c | 291 | struct stream_header *format, |
9d5da576 | 292 | int nvec, char **vec) { |
293 | char *p = vec[0]; | |
294 | long t; | |
295 | ||
6d2d327c | 296 | if(nvec != 1) { |
9d5da576 | 297 | error(0, "%s:%d: wrong number of arguments", cs->path, cs->line); |
298 | return -1; | |
299 | } | |
6d2d327c | 300 | if(xstrtol(&t, p, &p, 0)) { |
9d5da576 | 301 | error(errno, "%s:%d: converting bits-per-sample", cs->path, cs->line); |
302 | return -1; | |
303 | } | |
6d2d327c | 304 | if(t != 8 && t != 16) { |
9d5da576 | 305 | error(0, "%s:%d: bad bite-per-sample (%ld)", cs->path, cs->line, t); |
306 | return -1; | |
307 | } | |
6d2d327c | 308 | if(format) format->bits = t; |
9d5da576 | 309 | switch (*p) { |
6d2d327c RK |
310 | case 'l': case 'L': t = ENDIAN_LITTLE; p++; break; |
311 | case 'b': case 'B': t = ENDIAN_BIG; p++; break; | |
312 | default: t = ENDIAN_NATIVE; break; | |
9d5da576 | 313 | } |
6d2d327c RK |
314 | if(format) format->endian = t; |
315 | if(*p != '/') { | |
9d5da576 | 316 | error(errno, "%s:%d: expected `/' after bits-per-sample", |
317 | cs->path, cs->line); | |
318 | return -1; | |
319 | } | |
320 | p++; | |
6d2d327c | 321 | if(xstrtol(&t, p, &p, 0)) { |
9d5da576 | 322 | error(errno, "%s:%d: converting sample-rate", cs->path, cs->line); |
323 | return -1; | |
324 | } | |
6d2d327c | 325 | if(t < 1 || t > INT_MAX) { |
9d5da576 | 326 | error(0, "%s:%d: silly sample-rate (%ld)", cs->path, cs->line, t); |
327 | return -1; | |
328 | } | |
6d2d327c RK |
329 | if(format) format->rate = t; |
330 | if(*p != '/') { | |
9d5da576 | 331 | error(0, "%s:%d: expected `/' after sample-rate", |
332 | cs->path, cs->line); | |
333 | return -1; | |
334 | } | |
335 | p++; | |
6d2d327c | 336 | if(xstrtol(&t, p, &p, 0)) { |
9d5da576 | 337 | error(errno, "%s:%d: converting channels", cs->path, cs->line); |
338 | return -1; | |
339 | } | |
6d2d327c | 340 | if(t < 1 || t > 8) { |
9d5da576 | 341 | error(0, "%s:%d: silly number (%ld) of channels", cs->path, cs->line, t); |
342 | return -1; | |
343 | } | |
6d2d327c RK |
344 | if(format) format->channels = t; |
345 | if(*p) { | |
9d5da576 | 346 | error(0, "%s:%d: junk after channels", cs->path, cs->line); |
347 | return -1; | |
348 | } | |
349 | return 0; | |
350 | } | |
351 | ||
352 | static int set_sample_format(const struct config_state *cs, | |
353 | const struct conf *whoami, | |
354 | int nvec, char **vec) { | |
6d2d327c | 355 | return parse_sample_format(cs, ADDRESS(cs->config, struct stream_header), |
9d5da576 | 356 | nvec, vec); |
357 | } | |
358 | ||
460b9539 | 359 | static int set_namepart(const struct config_state *cs, |
360 | const struct conf *whoami, | |
361 | int nvec, char **vec) { | |
362 | struct namepartlist *npl = ADDRESS(cs->config, struct namepartlist); | |
363 | unsigned reflags; | |
364 | const char *errstr; | |
365 | int erroffset, n; | |
366 | pcre *re; | |
367 | ||
368 | if(nvec < 3) { | |
369 | error(0, "%s:%d: namepart needs at least 3 arguments", cs->path, cs->line); | |
370 | return -1; | |
371 | } | |
372 | if(nvec > 5) { | |
373 | error(0, "%s:%d: namepart needs at most 5 arguments", cs->path, cs->line); | |
374 | return -1; | |
375 | } | |
376 | reflags = nvec >= 5 ? regsub_flags(vec[4]) : 0; | |
377 | if(!(re = pcre_compile(vec[1], | |
378 | PCRE_UTF8 | |
379 | |regsub_compile_options(reflags), | |
380 | &errstr, &erroffset, 0))) { | |
381 | error(0, "%s:%d: error compiling regexp /%s/: %s (offset %d)", | |
382 | cs->path, cs->line, vec[1], errstr, erroffset); | |
383 | return -1; | |
384 | } | |
385 | npl->s = xrealloc(npl->s, (npl->n + 1) * sizeof (struct namepart)); | |
386 | npl->s[npl->n].part = xstrdup(vec[0]); | |
387 | npl->s[npl->n].re = re; | |
388 | npl->s[npl->n].replace = xstrdup(vec[2]); | |
389 | npl->s[npl->n].context = xstrdup(vec[3]); | |
390 | npl->s[npl->n].reflags = reflags; | |
391 | ++npl->n; | |
392 | /* XXX a bit of a bodge; relies on there being very few parts. */ | |
393 | for(n = 0; (n < cs->config->nparts | |
394 | && strcmp(cs->config->parts[n], vec[0])); ++n) | |
395 | ; | |
396 | if(n >= cs->config->nparts) { | |
397 | cs->config->parts = xrealloc(cs->config->parts, | |
398 | (cs->config->nparts + 1) * sizeof (char *)); | |
399 | cs->config->parts[cs->config->nparts++] = xstrdup(vec[0]); | |
400 | } | |
401 | return 0; | |
402 | } | |
403 | ||
404 | static int set_transform(const struct config_state *cs, | |
405 | const struct conf *whoami, | |
406 | int nvec, char **vec) { | |
407 | struct transformlist *tl = ADDRESS(cs->config, struct transformlist); | |
408 | pcre *re; | |
409 | unsigned reflags; | |
410 | const char *errstr; | |
411 | int erroffset; | |
412 | ||
413 | if(nvec < 3) { | |
414 | error(0, "%s:%d: transform needs at least 3 arguments", cs->path, cs->line); | |
415 | return -1; | |
416 | } | |
417 | if(nvec > 5) { | |
418 | error(0, "%s:%d: transform needs at most 5 arguments", cs->path, cs->line); | |
419 | return -1; | |
420 | } | |
421 | reflags = (nvec >= 5 ? regsub_flags(vec[4]) : 0); | |
422 | if(!(re = pcre_compile(vec[1], | |
423 | PCRE_UTF8 | |
424 | |regsub_compile_options(reflags), | |
425 | &errstr, &erroffset, 0))) { | |
426 | error(0, "%s:%d: error compiling regexp /%s/: %s (offset %d)", | |
427 | cs->path, cs->line, vec[1], errstr, erroffset); | |
428 | return -1; | |
429 | } | |
430 | tl->t = xrealloc(tl->t, (tl->n + 1) * sizeof (struct namepart)); | |
431 | tl->t[tl->n].type = xstrdup(vec[0]); | |
432 | tl->t[tl->n].context = xstrdup(vec[3] ? vec[3] : "*"); | |
433 | tl->t[tl->n].re = re; | |
434 | tl->t[tl->n].replace = xstrdup(vec[2]); | |
435 | tl->t[tl->n].flags = reflags; | |
436 | ++tl->n; | |
437 | return 0; | |
438 | } | |
439 | ||
e83d0967 RK |
440 | static int set_backend(const struct config_state *cs, |
441 | const struct conf *whoami, | |
442 | int nvec, char **vec) { | |
443 | int *const valuep = ADDRESS(cs->config, int); | |
444 | ||
445 | if(nvec != 1) { | |
446 | error(0, "%s:%d: '%s' requires one argument", | |
447 | cs->path, cs->line, whoami->name); | |
448 | return -1; | |
449 | } | |
450 | if(!strcmp(vec[0], "alsa")) { | |
146e86fb | 451 | #if HAVE_ALSA_ASOUNDLIB_H |
e83d0967 RK |
452 | *valuep = BACKEND_ALSA; |
453 | #else | |
454 | error(0, "%s:%d: ALSA is not available on this platform", | |
455 | cs->path, cs->line); | |
456 | return -1; | |
457 | #endif | |
458 | } else if(!strcmp(vec[0], "command")) | |
459 | *valuep = BACKEND_COMMAND; | |
460 | else if(!strcmp(vec[0], "network")) | |
461 | *valuep = BACKEND_NETWORK; | |
937be4c0 RK |
462 | else if(!strcmp(vec[0], "coreaudio")) { |
463 | #if HAVE_COREAUDIO_AUDIOHARDWARE_H | |
464 | *valuep = BACKEND_COREAUDIO; | |
465 | #else | |
466 | error(0, "%s:%d: Core Audio is not available on this platform", | |
467 | cs->path, cs->line); | |
468 | return -1; | |
e99d42b1 | 469 | #endif |
470 | } else if(!strcmp(vec[0], "oss")) { | |
471 | #if HAVE_SYS_SOUNDCARD_H | |
472 | *valuep = BACKEND_OSS; | |
473 | #else | |
474 | error(0, "%s:%d: OSS is not available on this platform", | |
475 | cs->path, cs->line); | |
476 | return -1; | |
937be4c0 RK |
477 | #endif |
478 | } else { | |
e83d0967 RK |
479 | error(0, "%s:%d: invalid '%s' value '%s'", |
480 | cs->path, cs->line, whoami->name, vec[0]); | |
481 | return -1; | |
482 | } | |
483 | return 0; | |
484 | } | |
485 | ||
460b9539 | 486 | /* free functions */ |
487 | ||
488 | static void free_none(struct config attribute((unused)) *c, | |
489 | const struct conf attribute((unused)) *whoami) { | |
490 | } | |
491 | ||
492 | static void free_string(struct config *c, | |
493 | const struct conf *whoami) { | |
494 | xfree(VALUE(c, char *)); | |
495 | } | |
496 | ||
497 | static void free_stringlist(struct config *c, | |
498 | const struct conf *whoami) { | |
499 | int n; | |
500 | struct stringlist *sl = ADDRESS(c, struct stringlist); | |
501 | ||
502 | for(n = 0; n < sl->n; ++n) | |
503 | xfree(sl->s[n]); | |
504 | xfree(sl->s); | |
505 | } | |
506 | ||
507 | static void free_stringlistlist(struct config *c, | |
508 | const struct conf *whoami) { | |
509 | int n, m; | |
510 | struct stringlistlist *sll = ADDRESS(c, struct stringlistlist); | |
511 | struct stringlist *sl; | |
512 | ||
513 | for(n = 0; n < sll->n; ++n) { | |
514 | sl = &sll->s[n]; | |
515 | for(m = 0; m < sl->n; ++m) | |
516 | xfree(sl->s[m]); | |
517 | xfree(sl->s); | |
518 | } | |
519 | xfree(sll->s); | |
520 | } | |
521 | ||
522 | static void free_collectionlist(struct config *c, | |
523 | const struct conf *whoami) { | |
524 | struct collectionlist *cll = ADDRESS(c, struct collectionlist); | |
525 | struct collection *cl; | |
526 | int n; | |
527 | ||
528 | for(n = 0; n < cll->n; ++n) { | |
529 | cl = &cll->s[n]; | |
530 | xfree(cl->module); | |
531 | xfree(cl->encoding); | |
532 | xfree(cl->root); | |
533 | } | |
534 | xfree(cll->s); | |
535 | } | |
536 | ||
537 | static void free_namepartlist(struct config *c, | |
538 | const struct conf *whoami) { | |
539 | struct namepartlist *npl = ADDRESS(c, struct namepartlist); | |
540 | struct namepart *np; | |
541 | int n; | |
542 | ||
543 | for(n = 0; n < npl->n; ++n) { | |
544 | np = &npl->s[n]; | |
545 | xfree(np->part); | |
546 | pcre_free(np->re); /* ...whatever pcre_free is set to. */ | |
547 | xfree(np->replace); | |
548 | xfree(np->context); | |
549 | } | |
550 | xfree(npl->s); | |
551 | } | |
552 | ||
553 | static void free_transformlist(struct config *c, | |
554 | const struct conf *whoami) { | |
555 | struct transformlist *tl = ADDRESS(c, struct transformlist); | |
556 | struct transform *t; | |
557 | int n; | |
558 | ||
559 | for(n = 0; n < tl->n; ++n) { | |
560 | t = &tl->t[n]; | |
561 | xfree(t->type); | |
562 | pcre_free(t->re); /* ...whatever pcre_free is set to. */ | |
563 | xfree(t->replace); | |
564 | xfree(t->context); | |
565 | } | |
566 | xfree(tl->t); | |
567 | } | |
568 | ||
569 | /* configuration types */ | |
570 | ||
571 | static const struct conftype | |
572 | type_signal = { set_signal, free_none }, | |
573 | type_collections = { set_collections, free_collectionlist }, | |
574 | type_boolean = { set_boolean, free_none }, | |
575 | type_string = { set_string, free_string }, | |
576 | type_stringlist = { set_stringlist, free_stringlist }, | |
577 | type_integer = { set_integer, free_none }, | |
578 | type_stringlist_accum = { set_stringlist_accum, free_stringlistlist }, | |
579 | type_string_accum = { set_string_accum, free_stringlist }, | |
9d5da576 | 580 | type_sample_format = { set_sample_format, free_none }, |
460b9539 | 581 | type_restrict = { set_restrict, free_none }, |
582 | type_namepart = { set_namepart, free_namepartlist }, | |
e83d0967 RK |
583 | type_transform = { set_transform, free_transformlist }, |
584 | type_backend = { set_backend, free_none }; | |
460b9539 | 585 | |
586 | /* specific validation routine */ | |
587 | ||
588 | #define VALIDATE_FILE(test, what) do { \ | |
589 | struct stat sb; \ | |
590 | int n; \ | |
591 | \ | |
592 | for(n = 0; n < nvec; ++n) { \ | |
593 | if(stat(vec[n], &sb) < 0) { \ | |
594 | error(errno, "%s:%d: %s", cs->path, cs->line, vec[n]); \ | |
595 | return -1; \ | |
596 | } \ | |
597 | if(!test(sb.st_mode)) { \ | |
598 | error(0, "%s:%d: %s is not a %s", \ | |
599 | cs->path, cs->line, vec[n], what); \ | |
600 | return -1; \ | |
601 | } \ | |
602 | } \ | |
603 | } while(0) | |
604 | ||
659d87e8 RK |
605 | static int validate_isabspath(const struct config_state *cs, |
606 | int nvec, char **vec) { | |
607 | int n; | |
608 | ||
609 | for(n = 0; n < nvec; ++n) | |
610 | if(vec[n][0] != '/') { | |
611 | error(errno, "%s:%d: %s: not an absolute path", | |
612 | cs->path, cs->line, vec[n]); | |
613 | return -1; | |
614 | } | |
615 | return 0; | |
616 | } | |
617 | ||
460b9539 | 618 | static int validate_isdir(const struct config_state *cs, |
619 | int nvec, char **vec) { | |
620 | VALIDATE_FILE(S_ISDIR, "directory"); | |
621 | return 0; | |
622 | } | |
623 | ||
624 | static int validate_isreg(const struct config_state *cs, | |
625 | int nvec, char **vec) { | |
626 | VALIDATE_FILE(S_ISREG, "regular file"); | |
627 | return 0; | |
628 | } | |
629 | ||
630 | static int validate_ischr(const struct config_state *cs, | |
631 | int nvec, char **vec) { | |
632 | VALIDATE_FILE(S_ISCHR, "character device"); | |
633 | return 0; | |
634 | } | |
635 | ||
636 | static int validate_player(const struct config_state *cs, | |
637 | int nvec, | |
638 | char attribute((unused)) **vec) { | |
639 | if(nvec < 2) { | |
640 | error(0, "%s:%d: should be at least 'player PATTERN MODULE'", | |
641 | cs->path, cs->line); | |
642 | return -1; | |
643 | } | |
644 | return 0; | |
645 | } | |
646 | ||
62dc3748 RK |
647 | static int validate_tracklength(const struct config_state *cs, |
648 | int nvec, | |
649 | char attribute((unused)) **vec) { | |
650 | if(nvec < 2) { | |
651 | error(0, "%s:%d: should be at least 'tracklength PATTERN MODULE'", | |
652 | cs->path, cs->line); | |
653 | return -1; | |
654 | } | |
655 | return 0; | |
656 | } | |
657 | ||
460b9539 | 658 | static int validate_allow(const struct config_state *cs, |
659 | int nvec, | |
660 | char attribute((unused)) **vec) { | |
661 | if(nvec != 2) { | |
662 | error(0, "%s:%d: must be 'allow NAME PASS'", cs->path, cs->line); | |
663 | return -1; | |
664 | } | |
665 | return 0; | |
666 | } | |
667 | ||
668 | static int validate_non_negative(const struct config_state *cs, | |
669 | int nvec, char **vec) { | |
670 | long n; | |
671 | ||
672 | if(nvec < 1) { | |
673 | error(0, "%s:%d: missing argument", cs->path, cs->line); | |
674 | return -1; | |
675 | } | |
676 | if(nvec > 1) { | |
677 | error(0, "%s:%d: too many arguments", cs->path, cs->line); | |
678 | return -1; | |
679 | } | |
680 | if(xstrtol(&n, vec[0], 0, 0)) { | |
681 | error(0, "%s:%d: %s", cs->path, cs->line, strerror(errno)); | |
682 | return -1; | |
683 | } | |
684 | if(n < 0) { | |
685 | error(0, "%s:%d: must not be negative", cs->path, cs->line); | |
686 | return -1; | |
687 | } | |
688 | return 0; | |
689 | } | |
690 | ||
691 | static int validate_positive(const struct config_state *cs, | |
692 | int nvec, char **vec) { | |
693 | long n; | |
694 | ||
695 | if(nvec < 1) { | |
696 | error(0, "%s:%d: missing argument", cs->path, cs->line); | |
697 | return -1; | |
698 | } | |
699 | if(nvec > 1) { | |
700 | error(0, "%s:%d: too many arguments", cs->path, cs->line); | |
701 | return -1; | |
702 | } | |
703 | if(xstrtol(&n, vec[0], 0, 0)) { | |
704 | error(0, "%s:%d: %s", cs->path, cs->line, strerror(errno)); | |
705 | return -1; | |
706 | } | |
707 | if(n <= 0) { | |
708 | error(0, "%s:%d: must be positive", cs->path, cs->line); | |
709 | return -1; | |
710 | } | |
711 | return 0; | |
712 | } | |
713 | ||
714 | static int validate_isauser(const struct config_state *cs, | |
715 | int attribute((unused)) nvec, | |
716 | char **vec) { | |
717 | struct passwd *pw; | |
718 | ||
719 | if(!(pw = getpwnam(vec[0]))) { | |
720 | error(0, "%s:%d: no such user as '%s'", cs->path, cs->line, vec[0]); | |
721 | return -1; | |
722 | } | |
723 | return 0; | |
724 | } | |
725 | ||
9d5da576 | 726 | static int validate_sample_format(const struct config_state *cs, |
727 | int attribute((unused)) nvec, | |
728 | char **vec) { | |
729 | return parse_sample_format(cs, 0, nvec, vec); | |
730 | } | |
731 | ||
460b9539 | 732 | static int validate_channel(const struct config_state *cs, |
733 | int attribute((unused)) nvec, | |
734 | char **vec) { | |
735 | if(mixer_channel(vec[0]) == -1) { | |
736 | error(0, "%s:%d: invalid channel '%s'", cs->path, cs->line, vec[0]); | |
737 | return -1; | |
738 | } | |
739 | return 0; | |
740 | } | |
741 | ||
742 | static int validate_any(const struct config_state attribute((unused)) *cs, | |
743 | int attribute((unused)) nvec, | |
744 | char attribute((unused)) **vec) { | |
745 | return 0; | |
746 | } | |
747 | ||
748 | static int validate_url(const struct config_state attribute((unused)) *cs, | |
749 | int attribute((unused)) nvec, | |
750 | char **vec) { | |
751 | const char *s; | |
752 | int n; | |
753 | /* absoluteURI = scheme ":" ( hier_part | opaque_part ) | |
754 | scheme = alpha *( alpha | digit | "+" | "-" | "." ) */ | |
755 | s = vec[0]; | |
756 | n = strspn(s, ("abcdefghijklmnopqrstuvwxyz" | |
757 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
758 | "0123456789")); | |
759 | if(s[n] != ':') { | |
760 | error(0, "%s:%d: invalid url '%s'", cs->path, cs->line, vec[0]); | |
761 | return -1; | |
762 | } | |
763 | if(!strncmp(s, "http:", 5) | |
764 | || !strncmp(s, "https:", 6)) { | |
765 | s += n + 1; | |
766 | /* we only do a rather cursory check */ | |
767 | if(strncmp(s, "//", 2)) { | |
768 | error(0, "%s:%d: invalid url '%s'", cs->path, cs->line, vec[0]); | |
769 | return -1; | |
770 | } | |
771 | } | |
772 | return 0; | |
773 | } | |
774 | ||
775 | static int validate_alias(const struct config_state *cs, | |
776 | int nvec, | |
777 | char **vec) { | |
778 | const char *s; | |
779 | int in_brackets = 0, c; | |
780 | ||
781 | if(nvec < 1) { | |
782 | error(0, "%s:%d: missing argument", cs->path, cs->line); | |
783 | return -1; | |
784 | } | |
785 | if(nvec > 1) { | |
786 | error(0, "%s:%d: too many arguments", cs->path, cs->line); | |
787 | return -1; | |
788 | } | |
789 | s = vec[0]; | |
790 | while((c = (unsigned char)*s++)) { | |
791 | if(in_brackets) { | |
792 | if(c == '}') | |
793 | in_brackets = 0; | |
794 | else if(!isalnum(c)) { | |
795 | error(0, "%s:%d: invalid part name in alias expansion in '%s'", | |
796 | cs->path, cs->line, vec[0]); | |
797 | return -1; | |
798 | } | |
799 | } else { | |
800 | if(c == '{') { | |
801 | in_brackets = 1; | |
802 | if(*s == '/') | |
803 | ++s; | |
804 | } else if(c == '\\') { | |
805 | if(!(c = (unsigned char)*s++)) { | |
806 | error(0, "%s:%d: unterminated escape in alias expansion in '%s'", | |
807 | cs->path, cs->line, vec[0]); | |
808 | return -1; | |
809 | } else if(c != '\\' && c != '{') { | |
810 | error(0, "%s:%d: invalid escape in alias expansion in '%s'", | |
811 | cs->path, cs->line, vec[0]); | |
812 | return -1; | |
813 | } | |
814 | } | |
815 | } | |
816 | ++s; | |
817 | } | |
818 | if(in_brackets) { | |
819 | error(0, "%s:%d: unterminated part name in alias expansion in '%s'", | |
820 | cs->path, cs->line, vec[0]); | |
821 | return -1; | |
822 | } | |
823 | return 0; | |
824 | } | |
825 | ||
e83d0967 RK |
826 | static int validate_addrport(const struct config_state attribute((unused)) *cs, |
827 | int nvec, | |
828 | char attribute((unused)) **vec) { | |
829 | switch(nvec) { | |
830 | case 0: | |
831 | error(0, "%s:%d: missing address", | |
832 | cs->path, cs->line); | |
833 | return -1; | |
834 | case 1: | |
835 | error(0, "%s:%d: missing port name/number", | |
836 | cs->path, cs->line); | |
837 | return -1; | |
838 | case 2: | |
839 | return 0; | |
840 | default: | |
841 | error(0, "%s:%d: expected ADDRESS PORT", | |
842 | cs->path, cs->line); | |
843 | return -1; | |
844 | } | |
845 | } | |
846 | ||
ccf0aafa | 847 | static int validate_port(const struct config_state attribute((unused)) *cs, |
e83d0967 RK |
848 | int nvec, |
849 | char attribute((unused)) **vec) { | |
850 | switch(nvec) { | |
851 | case 0: | |
852 | error(0, "%s:%d: missing address", | |
853 | cs->path, cs->line); | |
854 | return -1; | |
855 | case 1: | |
856 | case 2: | |
857 | return 0; | |
858 | default: | |
ccf0aafa | 859 | error(0, "%s:%d: expected [ADDRESS] PORT", |
e83d0967 RK |
860 | cs->path, cs->line); |
861 | return -1; | |
862 | } | |
863 | } | |
864 | ||
637fdea3 RK |
865 | static int validate_algo(const struct config_state attribute((unused)) *cs, |
866 | int nvec, | |
867 | char **vec) { | |
868 | if(nvec != 1) { | |
869 | error(0, "%s:%d: invalid algorithm specification", cs->path, cs->line); | |
870 | return -1; | |
871 | } | |
872 | if(!valid_authhash(vec[0])) { | |
873 | error(0, "%s:%d: unsuported algorithm '%s'", cs->path, cs->line, vec[0]); | |
874 | return -1; | |
875 | } | |
876 | return 0; | |
877 | } | |
878 | ||
3f3bb97b | 879 | /** @brief Item name and and offset */ |
460b9539 | 880 | #define C(x) #x, offsetof(struct config, x) |
3f3bb97b | 881 | /** @brief Item name and and offset */ |
460b9539 | 882 | #define C2(x,y) #x, offsetof(struct config, y) |
883 | ||
3f3bb97b | 884 | /** @brief All configuration items */ |
460b9539 | 885 | static const struct conf conf[] = { |
886 | { C(alias), &type_string, validate_alias }, | |
887 | { C(allow), &type_stringlist_accum, validate_allow }, | |
637fdea3 | 888 | { C(authorization_algorithm), &type_string, validate_algo }, |
e83d0967 | 889 | { C(broadcast), &type_stringlist, validate_addrport }, |
ccf0aafa | 890 | { C(broadcast_from), &type_stringlist, validate_addrport }, |
460b9539 | 891 | { C(channel), &type_string, validate_channel }, |
892 | { C(checkpoint_kbyte), &type_integer, validate_non_negative }, | |
893 | { C(checkpoint_min), &type_integer, validate_non_negative }, | |
894 | { C(collection), &type_collections, validate_any }, | |
e83d0967 | 895 | { C(connect), &type_stringlist, validate_addrport }, |
8818b7fc | 896 | { C(dbversion), &type_integer, validate_positive }, |
460b9539 | 897 | { C(device), &type_string, validate_any }, |
898 | { C(gap), &type_integer, validate_non_negative }, | |
899 | { C(history), &type_integer, validate_positive }, | |
659d87e8 | 900 | { C(home), &type_string, validate_isabspath }, |
ccf0aafa | 901 | { C(listen), &type_stringlist, validate_port }, |
460b9539 | 902 | { C(lock), &type_boolean, validate_any }, |
903 | { C(mixer), &type_string, validate_ischr }, | |
61941295 | 904 | { C(multicast_loop), &type_boolean, validate_any }, |
23205f9c | 905 | { C(multicast_ttl), &type_integer, validate_non_negative }, |
460b9539 | 906 | { C(namepart), &type_namepart, validate_any }, |
907 | { C2(nice, nice_rescan), &type_integer, validate_non_negative }, | |
908 | { C(nice_rescan), &type_integer, validate_non_negative }, | |
909 | { C(nice_server), &type_integer, validate_any }, | |
910 | { C(nice_speaker), &type_integer, validate_any }, | |
2a10b70b | 911 | { C(noticed_history), &type_integer, validate_positive }, |
460b9539 | 912 | { C(password), &type_string, validate_any }, |
913 | { C(player), &type_stringlist_accum, validate_player }, | |
914 | { C(plugins), &type_string_accum, validate_isdir }, | |
915 | { C(prefsync), &type_integer, validate_positive }, | |
459d4402 | 916 | { C(queue_pad), &type_integer, validate_positive }, |
460b9539 | 917 | { C(refresh), &type_integer, validate_positive }, |
918 | { C2(restrict, restrictions), &type_restrict, validate_any }, | |
9d5da576 | 919 | { C(sample_format), &type_sample_format, validate_sample_format }, |
460b9539 | 920 | { C(scratch), &type_string_accum, validate_isreg }, |
61507e3c | 921 | { C(short_display), &type_integer, validate_positive }, |
460b9539 | 922 | { C(signal), &type_signal, validate_any }, |
5330d674 | 923 | { C(sox_generation), &type_integer, validate_non_negative }, |
e83d0967 | 924 | { C(speaker_backend), &type_backend, validate_any }, |
9d5da576 | 925 | { C(speaker_command), &type_string, validate_any }, |
460b9539 | 926 | { C(stopword), &type_string_accum, validate_any }, |
927 | { C(templates), &type_string_accum, validate_isdir }, | |
62dc3748 | 928 | { C(tracklength), &type_stringlist_accum, validate_tracklength }, |
460b9539 | 929 | { C(transform), &type_transform, validate_any }, |
930 | { C(trust), &type_string_accum, validate_any }, | |
931 | { C(url), &type_string, validate_url }, | |
932 | { C(user), &type_string, validate_isauser }, | |
933 | { C(username), &type_string, validate_any }, | |
934 | }; | |
935 | ||
3f3bb97b | 936 | /** @brief Find a configuration item's definition by key */ |
460b9539 | 937 | static const struct conf *find(const char *key) { |
938 | int n; | |
939 | ||
940 | if((n = TABLE_FIND(conf, struct conf, name, key)) < 0) | |
941 | return 0; | |
942 | return &conf[n]; | |
943 | } | |
944 | ||
3f3bb97b | 945 | /** @brief Set a new configuration value */ |
460b9539 | 946 | static int config_set(const struct config_state *cs, |
947 | int nvec, char **vec) { | |
948 | const struct conf *which; | |
949 | ||
950 | D(("config_set %s", vec[0])); | |
951 | if(!(which = find(vec[0]))) { | |
952 | error(0, "%s:%d: unknown configuration key '%s'", | |
953 | cs->path, cs->line, vec[0]); | |
954 | return -1; | |
955 | } | |
956 | return (which->validate(cs, nvec - 1, vec + 1) | |
957 | || which->type->set(cs, which, nvec - 1, vec + 1)); | |
958 | } | |
959 | ||
0e4472a0 | 960 | /** @brief Error callback used by config_include() */ |
460b9539 | 961 | static void config_error(const char *msg, void *u) { |
962 | const struct config_state *cs = u; | |
963 | ||
964 | error(0, "%s:%d: %s", cs->path, cs->line, msg); | |
965 | } | |
966 | ||
3f3bb97b | 967 | /** @brief Include a file by name */ |
460b9539 | 968 | static int config_include(struct config *c, const char *path) { |
969 | FILE *fp; | |
970 | char *buffer, *inputbuffer, **vec; | |
971 | int n, ret = 0; | |
972 | struct config_state cs; | |
973 | ||
974 | cs.path = path; | |
975 | cs.line = 0; | |
976 | cs.config = c; | |
977 | D(("%s: reading configuration", path)); | |
978 | if(!(fp = fopen(path, "r"))) { | |
979 | error(errno, "error opening %s", path); | |
980 | return -1; | |
981 | } | |
982 | while(!inputline(path, fp, &inputbuffer, '\n')) { | |
983 | ++cs.line; | |
984 | if(!(buffer = mb2utf8(inputbuffer))) { | |
985 | error(errno, "%s:%d: cannot convert to UTF-8", cs.path, cs.line); | |
986 | ret = -1; | |
987 | xfree(inputbuffer); | |
988 | continue; | |
989 | } | |
990 | xfree(inputbuffer); | |
991 | if(!(vec = split(buffer, &n, SPLIT_COMMENTS|SPLIT_QUOTES, | |
992 | config_error, &cs))) { | |
993 | ret = -1; | |
994 | xfree(buffer); | |
995 | continue; | |
996 | } | |
997 | if(n) { | |
998 | if(!strcmp(vec[0], "include")) { | |
999 | if(n != 2) { | |
1000 | error(0, "%s:%d: must be 'include PATH'", cs.path, cs.line); | |
1001 | ret = -1; | |
1002 | } else | |
1003 | config_include(c, vec[1]); | |
1004 | } else | |
1005 | ret |= config_set(&cs, n, vec); | |
1006 | } | |
1007 | for(n = 0; vec[n]; ++n) xfree(vec[n]); | |
1008 | xfree(vec); | |
1009 | xfree(buffer); | |
1010 | } | |
1011 | if(ferror(fp)) { | |
1012 | error(errno, "error reading %s", path); | |
1013 | ret = -1; | |
1014 | } | |
1015 | fclose(fp); | |
1016 | return ret; | |
1017 | } | |
1018 | ||
3f3bb97b | 1019 | /** @brief Make a new default configuration */ |
460b9539 | 1020 | static struct config *config_default(void) { |
1021 | struct config *c = xmalloc(sizeof *c); | |
1022 | const char *logname; | |
1023 | struct passwd *pw; | |
1024 | ||
1025 | /* Strings had better be xstrdup'd as they will get freed at some point. */ | |
1026 | c->gap = 2; | |
1027 | c->history = 60; | |
1028 | c->home = xstrdup(pkgstatedir); | |
1029 | if(!(pw = getpwuid(getuid()))) | |
1030 | fatal(0, "cannot determine our username"); | |
1031 | logname = pw->pw_name; | |
1032 | c->username = xstrdup(logname); | |
1033 | c->refresh = 15; | |
1034 | c->prefsync = 3600; | |
1035 | c->signal = SIGKILL; | |
1036 | c->alias = xstrdup("{/artist}{/album}{/title}{ext}"); | |
1037 | c->lock = 1; | |
1038 | c->device = xstrdup("default"); | |
1039 | c->nice_rescan = 10; | |
9d5da576 | 1040 | c->speaker_command = 0; |
1041 | c->sample_format.bits = 16; | |
1042 | c->sample_format.rate = 44100; | |
1043 | c->sample_format.channels = 2; | |
6d2d327c | 1044 | c->sample_format.endian = ENDIAN_NATIVE; |
459d4402 | 1045 | c->queue_pad = 10; |
e83d0967 | 1046 | c->speaker_backend = -1; |
23205f9c | 1047 | c->multicast_ttl = 1; |
61941295 | 1048 | c->multicast_loop = 1; |
637fdea3 | 1049 | c->authorization_algorithm = xstrdup("sha1"); |
2a10b70b | 1050 | c->noticed_history = 31; |
61507e3c | 1051 | c->short_display = 32; |
321f7536 RK |
1052 | c->mixer = xstrdup("/dev/mixer"); |
1053 | c->channel = xstrdup("pcm"); | |
8818b7fc | 1054 | c->dbversion = 2; |
460b9539 | 1055 | return c; |
1056 | } | |
1057 | ||
1058 | static char *get_file(struct config *c, const char *name) { | |
1059 | char *s; | |
1060 | ||
1061 | byte_xasprintf(&s, "%s/%s", c->home, name); | |
1062 | return s; | |
1063 | } | |
1064 | ||
3f3bb97b | 1065 | /** @brief Set the default configuration file */ |
460b9539 | 1066 | static void set_configfile(void) { |
1067 | if(!configfile) | |
1068 | byte_xasprintf(&configfile, "%s/config", pkgconfdir); | |
1069 | } | |
1070 | ||
3f3bb97b | 1071 | /** @brief Free a configuration object */ |
460b9539 | 1072 | static void config_free(struct config *c) { |
1073 | int n; | |
1074 | ||
1075 | if(c) { | |
1076 | for(n = 0; n < (int)(sizeof conf / sizeof *conf); ++n) | |
1077 | conf[n].type->free(c, &conf[n]); | |
1078 | for(n = 0; n < c->nparts; ++n) | |
1079 | xfree(c->parts[n]); | |
1080 | xfree(c->parts); | |
1081 | xfree(c); | |
1082 | } | |
1083 | } | |
1084 | ||
3f3bb97b | 1085 | /** @brief Set post-parse defaults */ |
c00fce3a RK |
1086 | static void config_postdefaults(struct config *c, |
1087 | int server) { | |
460b9539 | 1088 | struct config_state cs; |
1089 | const struct conf *whoami; | |
1090 | int n; | |
1091 | ||
1092 | static const char *namepart[][4] = { | |
88608992 | 1093 | { "title", "/([0-9]+ *[-:] *)?([^/]+)\\.[a-zA-Z0-9]+$", "$2", "display" }, |
460b9539 | 1094 | { "title", "/([^/]+)\\.[a-zA-Z0-9]+$", "$1", "sort" }, |
1095 | { "album", "/([^/]+)/[^/]+$", "$1", "*" }, | |
1096 | { "artist", "/([^/]+)/[^/]+/[^/]+$", "$1", "*" }, | |
1097 | { "ext", "(\\.[a-zA-Z0-9]+)$", "$1", "*" }, | |
1098 | }; | |
1099 | #define NNAMEPART (int)(sizeof namepart / sizeof *namepart) | |
1100 | ||
1101 | static const char *transform[][5] = { | |
88608992 | 1102 | { "track", "^.*/([0-9]+ *[-:] *)?([^/]+)\\.[a-zA-Z0-9]+$", "$2", "display", "" }, |
460b9539 | 1103 | { "track", "^.*/([^/]+)\\.[a-zA-Z0-9]+$", "$1", "sort", "" }, |
1104 | { "dir", "^.*/([^/]+)$", "$1", "*", "" }, | |
1105 | { "dir", "^(the) ([^/]*)", "$2, $1", "sort", "i", }, | |
1106 | { "dir", "[[:punct:]]", "", "sort", "g", } | |
1107 | }; | |
1108 | #define NTRANSFORM (int)(sizeof transform / sizeof *transform) | |
1109 | ||
1110 | cs.path = "<internal>"; | |
1111 | cs.line = 0; | |
1112 | cs.config = c; | |
1113 | if(!c->namepart.n) { | |
1114 | whoami = find("namepart"); | |
1115 | for(n = 0; n < NNAMEPART; ++n) | |
1116 | set_namepart(&cs, whoami, 4, (char **)namepart[n]); | |
1117 | } | |
1118 | if(!c->transform.n) { | |
1119 | whoami = find("transform"); | |
1120 | for(n = 0; n < NTRANSFORM; ++n) | |
1121 | set_transform(&cs, whoami, 5, (char **)transform[n]); | |
1122 | } | |
e83d0967 RK |
1123 | if(c->speaker_backend == -1) { |
1124 | if(c->speaker_command) | |
1125 | c->speaker_backend = BACKEND_COMMAND; | |
1126 | else if(c->broadcast.n) | |
1127 | c->speaker_backend = BACKEND_NETWORK; | |
1128 | else { | |
146e86fb | 1129 | #if HAVE_ALSA_ASOUNDLIB_H |
e83d0967 | 1130 | c->speaker_backend = BACKEND_ALSA; |
146e86fb | 1131 | #elif HAVE_SYS_SOUNDCARD_H |
1132 | c->speaker_backend = BACKEND_OSS; | |
937be4c0 RK |
1133 | #elif HAVE_COREAUDIO_AUDIOHARDWARE_H |
1134 | c->speaker_backend = BACKEND_COREAUDIO; | |
e83d0967 RK |
1135 | #else |
1136 | c->speaker_backend = BACKEND_COMMAND; | |
1137 | #endif | |
1138 | } | |
1139 | } | |
c00fce3a RK |
1140 | if(server) { |
1141 | if(c->speaker_backend == BACKEND_COMMAND && !c->speaker_command) | |
1142 | fatal(0, "speaker_backend is command but speaker_command is not set"); | |
1143 | if(c->speaker_backend == BACKEND_NETWORK && !c->broadcast.n) | |
1144 | fatal(0, "speaker_backend is network but broadcast is not set"); | |
1145 | } | |
e99d42b1 | 1146 | /* Override sample format */ |
1147 | switch(c->speaker_backend) { | |
1148 | case BACKEND_NETWORK: | |
6d2d327c RK |
1149 | c->sample_format.rate = 44100; |
1150 | c->sample_format.channels = 2; | |
1151 | c->sample_format.bits = 16; | |
1152 | c->sample_format.endian = ENDIAN_BIG; | |
e99d42b1 | 1153 | break; |
1154 | case BACKEND_COREAUDIO: | |
937be4c0 RK |
1155 | c->sample_format.rate = 44100; |
1156 | c->sample_format.channels = 2; | |
1157 | c->sample_format.bits = 16; | |
1158 | c->sample_format.endian = ENDIAN_NATIVE; | |
e99d42b1 | 1159 | break; |
1160 | } | |
460b9539 | 1161 | } |
1162 | ||
c00fce3a RK |
1163 | /** @brief (Re-)read the config file |
1164 | * @param server If set, do extra checking | |
1165 | */ | |
1166 | int config_read(int server) { | |
460b9539 | 1167 | struct config *c; |
1168 | char *privconf; | |
1169 | struct passwd *pw; | |
1170 | ||
1171 | set_configfile(); | |
1172 | c = config_default(); | |
9ade2319 | 1173 | /* standalone Disobedience installs might not have a global config file */ |
1174 | if(access(configfile, F_OK) == 0) | |
1175 | if(config_include(c, configfile)) | |
1176 | return -1; | |
460b9539 | 1177 | /* if we can read the private config file, do */ |
1178 | if((privconf = config_private()) | |
1179 | && access(privconf, R_OK) == 0 | |
1180 | && config_include(c, privconf)) | |
1181 | return -1; | |
1182 | xfree(privconf); | |
1183 | /* if there's a per-user system config file for this user, read it */ | |
1184 | if(!(pw = getpwuid(getuid()))) | |
1185 | fatal(0, "cannot determine our username"); | |
1186 | if((privconf = config_usersysconf(pw)) | |
1187 | && access(privconf, F_OK) == 0 | |
1188 | && config_include(c, privconf)) | |
1189 | return -1; | |
1190 | xfree(privconf); | |
1191 | /* if we have a password file, read it */ | |
1192 | if((privconf = config_userconf(getenv("HOME"), pw)) | |
1193 | && access(privconf, F_OK) == 0 | |
1194 | && config_include(c, privconf)) | |
1195 | return -1; | |
1196 | xfree(privconf); | |
1197 | /* install default namepart and transform settings */ | |
c00fce3a | 1198 | config_postdefaults(c, server); |
460b9539 | 1199 | /* everything is good so we shall use the new config */ |
1200 | config_free(config); | |
1201 | config = c; | |
1202 | return 0; | |
1203 | } | |
1204 | ||
3f3bb97b | 1205 | /** @brief Return the path to the private configuration file */ |
460b9539 | 1206 | char *config_private(void) { |
1207 | char *s; | |
1208 | ||
1209 | set_configfile(); | |
1210 | byte_xasprintf(&s, "%s.private", configfile); | |
1211 | return s; | |
1212 | } | |
1213 | ||
3f3bb97b | 1214 | /** @brief Return the path to user's personal configuration file */ |
460b9539 | 1215 | char *config_userconf(const char *home, const struct passwd *pw) { |
1216 | char *s; | |
1217 | ||
73f1b9f3 RK |
1218 | if(!home && !pw && !(pw = getpwuid(getuid()))) |
1219 | fatal(0, "cannot determine our username"); | |
460b9539 | 1220 | byte_xasprintf(&s, "%s/.disorder/passwd", home ? home : pw->pw_dir); |
1221 | return s; | |
1222 | } | |
1223 | ||
3f3bb97b RK |
1224 | /** @brief Return the path to user-specific system configuration */ |
1225 | char *config_usersysconf(const struct passwd *pw) { | |
460b9539 | 1226 | char *s; |
1227 | ||
1228 | set_configfile(); | |
1229 | if(!strchr(pw->pw_name, '/')) { | |
1230 | byte_xasprintf(&s, "%s.%s", configfile, pw->pw_name); | |
1231 | return s; | |
1232 | } else | |
1233 | return 0; | |
1234 | } | |
1235 | ||
1236 | char *config_get_file(const char *name) { | |
1237 | return get_file(config, name); | |
1238 | } | |
1239 | ||
1240 | /* | |
1241 | Local Variables: | |
1242 | c-basic-offset:2 | |
1243 | comment-column:40 | |
1244 | fill-column:79 | |
1245 | End: | |
1246 | */ |