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 | ||
63ad732f RK |
63 | /** @brief Read user configuration |
64 | * | |
65 | * If clear, the user-specific configuration is not read. | |
66 | */ | |
67 | int config_per_user = 1; | |
68 | ||
3f3bb97b | 69 | /** @brief Config file parser state */ |
460b9539 | 70 | struct config_state { |
3f3bb97b | 71 | /** @brief Filename */ |
460b9539 | 72 | const char *path; |
3f3bb97b | 73 | /** @brief Line number */ |
460b9539 | 74 | int line; |
3f3bb97b | 75 | /** @brief Configuration object under construction */ |
460b9539 | 76 | struct config *config; |
77 | }; | |
78 | ||
3f3bb97b | 79 | /** @brief Current configuration */ |
460b9539 | 80 | struct config *config; |
81 | ||
3f3bb97b | 82 | /** @brief One configuration item */ |
460b9539 | 83 | struct conf { |
3f3bb97b | 84 | /** @brief Name as it appears in the config file */ |
460b9539 | 85 | const char *name; |
3f3bb97b | 86 | /** @brief Offset in @ref config structure */ |
460b9539 | 87 | size_t offset; |
3f3bb97b | 88 | /** @brief Pointer to item type */ |
460b9539 | 89 | const struct conftype *type; |
3f3bb97b | 90 | /** @brief Pointer to item-specific validation routine */ |
460b9539 | 91 | int (*validate)(const struct config_state *cs, |
92 | int nvec, char **vec); | |
93 | }; | |
94 | ||
3f3bb97b | 95 | /** @brief Type of a configuration item */ |
460b9539 | 96 | struct conftype { |
3f3bb97b | 97 | /** @brief Pointer to function to set item */ |
460b9539 | 98 | int (*set)(const struct config_state *cs, |
99 | const struct conf *whoami, | |
100 | int nvec, char **vec); | |
3f3bb97b | 101 | /** @brief Pointer to function to free item */ |
460b9539 | 102 | void (*free)(struct config *c, const struct conf *whoami); |
103 | }; | |
104 | ||
3f3bb97b | 105 | /** @brief Compute the address of an item */ |
460b9539 | 106 | #define ADDRESS(C, TYPE) ((TYPE *)((char *)(C) + whoami->offset)) |
3f3bb97b | 107 | /** @brief Return the value of an item */ |
460b9539 | 108 | #define VALUE(C, TYPE) (*ADDRESS(C, TYPE)) |
109 | ||
110 | static int set_signal(const struct config_state *cs, | |
111 | const struct conf *whoami, | |
112 | int nvec, char **vec) { | |
113 | int n; | |
114 | ||
115 | if(nvec != 1) { | |
116 | error(0, "%s:%d: '%s' requires one argument", | |
117 | cs->path, cs->line, whoami->name); | |
118 | return -1; | |
119 | } | |
120 | if((n = find_signal(vec[0])) == -1) { | |
121 | error(0, "%s:%d: unknown signal '%s'", | |
122 | cs->path, cs->line, vec[0]); | |
123 | return -1; | |
124 | } | |
125 | VALUE(cs->config, int) = n; | |
126 | return 0; | |
127 | } | |
128 | ||
129 | static int set_collections(const struct config_state *cs, | |
130 | const struct conf *whoami, | |
131 | int nvec, char **vec) { | |
132 | struct collectionlist *cl; | |
133 | ||
134 | if(nvec != 3) { | |
135 | error(0, "%s:%d: '%s' requires three arguments", | |
136 | cs->path, cs->line, whoami->name); | |
137 | return -1; | |
138 | } | |
139 | if(vec[2][0] != '/') { | |
140 | error(0, "%s:%d: collection root must start with '/'", | |
141 | cs->path, cs->line); | |
142 | return -1; | |
143 | } | |
144 | if(vec[2][1] && vec[2][strlen(vec[2])-1] == '/') { | |
145 | error(0, "%s:%d: collection root must not end with '/'", | |
146 | cs->path, cs->line); | |
147 | return -1; | |
148 | } | |
149 | cl = ADDRESS(cs->config, struct collectionlist); | |
150 | ++cl->n; | |
151 | cl->s = xrealloc(cl->s, cl->n * sizeof (struct collection)); | |
152 | cl->s[cl->n - 1].module = xstrdup(vec[0]); | |
153 | cl->s[cl->n - 1].encoding = xstrdup(vec[1]); | |
154 | cl->s[cl->n - 1].root = xstrdup(vec[2]); | |
155 | return 0; | |
156 | } | |
157 | ||
158 | static int set_boolean(const struct config_state *cs, | |
159 | const struct conf *whoami, | |
160 | int nvec, char **vec) { | |
161 | int state; | |
162 | ||
163 | if(nvec != 1) { | |
164 | error(0, "%s:%d: '%s' takes only one argument", | |
165 | cs->path, cs->line, whoami->name); | |
166 | return -1; | |
167 | } | |
168 | if(!strcmp(vec[0], "yes")) state = 1; | |
169 | else if(!strcmp(vec[0], "no")) state = 0; | |
170 | else { | |
171 | error(0, "%s:%d: argument to '%s' must be 'yes' or 'no'", | |
172 | cs->path, cs->line, whoami->name); | |
173 | return -1; | |
174 | } | |
175 | VALUE(cs->config, int) = state; | |
176 | return 0; | |
177 | } | |
178 | ||
179 | static int set_string(const struct config_state *cs, | |
180 | const struct conf *whoami, | |
181 | int nvec, char **vec) { | |
182 | if(nvec != 1) { | |
183 | error(0, "%s:%d: '%s' takes only one argument", | |
184 | cs->path, cs->line, whoami->name); | |
185 | return -1; | |
186 | } | |
187 | VALUE(cs->config, char *) = xstrdup(vec[0]); | |
188 | return 0; | |
189 | } | |
190 | ||
191 | static int set_stringlist(const struct config_state *cs, | |
192 | const struct conf *whoami, | |
193 | int nvec, char **vec) { | |
194 | int n; | |
195 | struct stringlist *sl; | |
196 | ||
197 | sl = ADDRESS(cs->config, struct stringlist); | |
198 | sl->n = 0; | |
199 | for(n = 0; n < nvec; ++n) { | |
200 | sl->n++; | |
201 | sl->s = xrealloc(sl->s, (sl->n * sizeof (char *))); | |
202 | sl->s[sl->n - 1] = xstrdup(vec[n]); | |
203 | } | |
204 | return 0; | |
205 | } | |
206 | ||
207 | static int set_integer(const struct config_state *cs, | |
208 | const struct conf *whoami, | |
209 | int nvec, char **vec) { | |
210 | char *e; | |
211 | ||
212 | if(nvec != 1) { | |
213 | error(0, "%s:%d: '%s' takes only one argument", | |
214 | cs->path, cs->line, whoami->name); | |
215 | return -1; | |
216 | } | |
217 | if(xstrtol(ADDRESS(cs->config, long), vec[0], &e, 0)) { | |
218 | error(errno, "%s:%d: converting integer", cs->path, cs->line); | |
219 | return -1; | |
220 | } | |
221 | if(*e) { | |
222 | error(0, "%s:%d: invalid integer syntax", cs->path, cs->line); | |
223 | return -1; | |
224 | } | |
225 | return 0; | |
226 | } | |
227 | ||
228 | static int set_stringlist_accum(const struct config_state *cs, | |
229 | const struct conf *whoami, | |
230 | int nvec, char **vec) { | |
231 | int n; | |
232 | struct stringlist *s; | |
233 | struct stringlistlist *sll; | |
234 | ||
235 | sll = ADDRESS(cs->config, struct stringlistlist); | |
40c30921 RK |
236 | if(nvec == 0) { |
237 | sll->n = 0; | |
238 | return 0; | |
239 | } | |
460b9539 | 240 | sll->n++; |
241 | sll->s = xrealloc(sll->s, (sll->n * sizeof (struct stringlist))); | |
242 | s = &sll->s[sll->n - 1]; | |
243 | s->n = nvec; | |
244 | s->s = xmalloc((nvec + 1) * sizeof (char *)); | |
245 | for(n = 0; n < nvec; ++n) | |
246 | s->s[n] = xstrdup(vec[n]); | |
247 | return 0; | |
248 | } | |
249 | ||
250 | static int set_string_accum(const struct config_state *cs, | |
251 | const struct conf *whoami, | |
252 | int nvec, char **vec) { | |
253 | int n; | |
254 | struct stringlist *sl; | |
255 | ||
256 | sl = ADDRESS(cs->config, struct stringlist); | |
40c30921 RK |
257 | if(nvec == 0) { |
258 | sl->n = 0; | |
259 | return 0; | |
260 | } | |
460b9539 | 261 | for(n = 0; n < nvec; ++n) { |
262 | sl->n++; | |
263 | sl->s = xrealloc(sl->s, (sl->n * sizeof (char *))); | |
264 | sl->s[sl->n - 1] = xstrdup(vec[n]); | |
265 | } | |
266 | return 0; | |
267 | } | |
268 | ||
269 | static int set_restrict(const struct config_state *cs, | |
270 | const struct conf *whoami, | |
271 | int nvec, char **vec) { | |
272 | unsigned r = 0; | |
273 | int n, i; | |
274 | ||
275 | static const struct restriction { | |
276 | const char *name; | |
277 | unsigned bit; | |
278 | } restrictions[] = { | |
279 | { "remove", RESTRICT_REMOVE }, | |
280 | { "scratch", RESTRICT_SCRATCH }, | |
281 | { "move", RESTRICT_MOVE }, | |
282 | }; | |
283 | ||
284 | for(n = 0; n < nvec; ++n) { | |
285 | if((i = TABLE_FIND(restrictions, struct restriction, name, vec[n])) < 0) { | |
286 | error(0, "%s:%d: invalid restriction '%s'", | |
287 | cs->path, cs->line, vec[n]); | |
288 | return -1; | |
289 | } | |
290 | r |= restrictions[i].bit; | |
291 | } | |
292 | VALUE(cs->config, unsigned) = r; | |
293 | return 0; | |
294 | } | |
295 | ||
9d5da576 | 296 | static int parse_sample_format(const struct config_state *cs, |
6d2d327c | 297 | struct stream_header *format, |
9d5da576 | 298 | int nvec, char **vec) { |
299 | char *p = vec[0]; | |
300 | long t; | |
301 | ||
6d2d327c | 302 | if(nvec != 1) { |
9d5da576 | 303 | error(0, "%s:%d: wrong number of arguments", cs->path, cs->line); |
304 | return -1; | |
305 | } | |
6d2d327c | 306 | if(xstrtol(&t, p, &p, 0)) { |
9d5da576 | 307 | error(errno, "%s:%d: converting bits-per-sample", cs->path, cs->line); |
308 | return -1; | |
309 | } | |
6d2d327c | 310 | if(t != 8 && t != 16) { |
9d5da576 | 311 | error(0, "%s:%d: bad bite-per-sample (%ld)", cs->path, cs->line, t); |
312 | return -1; | |
313 | } | |
6d2d327c | 314 | if(format) format->bits = t; |
9d5da576 | 315 | switch (*p) { |
6d2d327c RK |
316 | case 'l': case 'L': t = ENDIAN_LITTLE; p++; break; |
317 | case 'b': case 'B': t = ENDIAN_BIG; p++; break; | |
318 | default: t = ENDIAN_NATIVE; break; | |
9d5da576 | 319 | } |
6d2d327c RK |
320 | if(format) format->endian = t; |
321 | if(*p != '/') { | |
9d5da576 | 322 | error(errno, "%s:%d: expected `/' after bits-per-sample", |
323 | cs->path, cs->line); | |
324 | return -1; | |
325 | } | |
326 | p++; | |
6d2d327c | 327 | if(xstrtol(&t, p, &p, 0)) { |
9d5da576 | 328 | error(errno, "%s:%d: converting sample-rate", cs->path, cs->line); |
329 | return -1; | |
330 | } | |
6d2d327c | 331 | if(t < 1 || t > INT_MAX) { |
9d5da576 | 332 | error(0, "%s:%d: silly sample-rate (%ld)", cs->path, cs->line, t); |
333 | return -1; | |
334 | } | |
6d2d327c RK |
335 | if(format) format->rate = t; |
336 | if(*p != '/') { | |
9d5da576 | 337 | error(0, "%s:%d: expected `/' after sample-rate", |
338 | cs->path, cs->line); | |
339 | return -1; | |
340 | } | |
341 | p++; | |
6d2d327c | 342 | if(xstrtol(&t, p, &p, 0)) { |
9d5da576 | 343 | error(errno, "%s:%d: converting channels", cs->path, cs->line); |
344 | return -1; | |
345 | } | |
6d2d327c | 346 | if(t < 1 || t > 8) { |
9d5da576 | 347 | error(0, "%s:%d: silly number (%ld) of channels", cs->path, cs->line, t); |
348 | return -1; | |
349 | } | |
6d2d327c RK |
350 | if(format) format->channels = t; |
351 | if(*p) { | |
9d5da576 | 352 | error(0, "%s:%d: junk after channels", cs->path, cs->line); |
353 | return -1; | |
354 | } | |
355 | return 0; | |
356 | } | |
357 | ||
358 | static int set_sample_format(const struct config_state *cs, | |
359 | const struct conf *whoami, | |
360 | int nvec, char **vec) { | |
6d2d327c | 361 | return parse_sample_format(cs, ADDRESS(cs->config, struct stream_header), |
9d5da576 | 362 | nvec, vec); |
363 | } | |
364 | ||
460b9539 | 365 | static int set_namepart(const struct config_state *cs, |
366 | const struct conf *whoami, | |
367 | int nvec, char **vec) { | |
368 | struct namepartlist *npl = ADDRESS(cs->config, struct namepartlist); | |
369 | unsigned reflags; | |
370 | const char *errstr; | |
371 | int erroffset, n; | |
372 | pcre *re; | |
373 | ||
374 | if(nvec < 3) { | |
375 | error(0, "%s:%d: namepart needs at least 3 arguments", cs->path, cs->line); | |
376 | return -1; | |
377 | } | |
378 | if(nvec > 5) { | |
379 | error(0, "%s:%d: namepart needs at most 5 arguments", cs->path, cs->line); | |
380 | return -1; | |
381 | } | |
382 | reflags = nvec >= 5 ? regsub_flags(vec[4]) : 0; | |
383 | if(!(re = pcre_compile(vec[1], | |
384 | PCRE_UTF8 | |
385 | |regsub_compile_options(reflags), | |
386 | &errstr, &erroffset, 0))) { | |
387 | error(0, "%s:%d: error compiling regexp /%s/: %s (offset %d)", | |
388 | cs->path, cs->line, vec[1], errstr, erroffset); | |
389 | return -1; | |
390 | } | |
391 | npl->s = xrealloc(npl->s, (npl->n + 1) * sizeof (struct namepart)); | |
392 | npl->s[npl->n].part = xstrdup(vec[0]); | |
393 | npl->s[npl->n].re = re; | |
394 | npl->s[npl->n].replace = xstrdup(vec[2]); | |
395 | npl->s[npl->n].context = xstrdup(vec[3]); | |
396 | npl->s[npl->n].reflags = reflags; | |
397 | ++npl->n; | |
398 | /* XXX a bit of a bodge; relies on there being very few parts. */ | |
399 | for(n = 0; (n < cs->config->nparts | |
400 | && strcmp(cs->config->parts[n], vec[0])); ++n) | |
401 | ; | |
402 | if(n >= cs->config->nparts) { | |
403 | cs->config->parts = xrealloc(cs->config->parts, | |
404 | (cs->config->nparts + 1) * sizeof (char *)); | |
405 | cs->config->parts[cs->config->nparts++] = xstrdup(vec[0]); | |
406 | } | |
407 | return 0; | |
408 | } | |
409 | ||
410 | static int set_transform(const struct config_state *cs, | |
411 | const struct conf *whoami, | |
412 | int nvec, char **vec) { | |
413 | struct transformlist *tl = ADDRESS(cs->config, struct transformlist); | |
414 | pcre *re; | |
415 | unsigned reflags; | |
416 | const char *errstr; | |
417 | int erroffset; | |
418 | ||
419 | if(nvec < 3) { | |
420 | error(0, "%s:%d: transform needs at least 3 arguments", cs->path, cs->line); | |
421 | return -1; | |
422 | } | |
423 | if(nvec > 5) { | |
424 | error(0, "%s:%d: transform needs at most 5 arguments", cs->path, cs->line); | |
425 | return -1; | |
426 | } | |
427 | reflags = (nvec >= 5 ? regsub_flags(vec[4]) : 0); | |
428 | if(!(re = pcre_compile(vec[1], | |
429 | PCRE_UTF8 | |
430 | |regsub_compile_options(reflags), | |
431 | &errstr, &erroffset, 0))) { | |
432 | error(0, "%s:%d: error compiling regexp /%s/: %s (offset %d)", | |
433 | cs->path, cs->line, vec[1], errstr, erroffset); | |
434 | return -1; | |
435 | } | |
436 | tl->t = xrealloc(tl->t, (tl->n + 1) * sizeof (struct namepart)); | |
437 | tl->t[tl->n].type = xstrdup(vec[0]); | |
438 | tl->t[tl->n].context = xstrdup(vec[3] ? vec[3] : "*"); | |
439 | tl->t[tl->n].re = re; | |
440 | tl->t[tl->n].replace = xstrdup(vec[2]); | |
441 | tl->t[tl->n].flags = reflags; | |
442 | ++tl->n; | |
443 | return 0; | |
444 | } | |
445 | ||
e83d0967 RK |
446 | static int set_backend(const struct config_state *cs, |
447 | const struct conf *whoami, | |
448 | int nvec, char **vec) { | |
449 | int *const valuep = ADDRESS(cs->config, int); | |
450 | ||
451 | if(nvec != 1) { | |
452 | error(0, "%s:%d: '%s' requires one argument", | |
453 | cs->path, cs->line, whoami->name); | |
454 | return -1; | |
455 | } | |
456 | if(!strcmp(vec[0], "alsa")) { | |
146e86fb | 457 | #if HAVE_ALSA_ASOUNDLIB_H |
e83d0967 RK |
458 | *valuep = BACKEND_ALSA; |
459 | #else | |
460 | error(0, "%s:%d: ALSA is not available on this platform", | |
461 | cs->path, cs->line); | |
462 | return -1; | |
463 | #endif | |
464 | } else if(!strcmp(vec[0], "command")) | |
465 | *valuep = BACKEND_COMMAND; | |
466 | else if(!strcmp(vec[0], "network")) | |
467 | *valuep = BACKEND_NETWORK; | |
937be4c0 RK |
468 | else if(!strcmp(vec[0], "coreaudio")) { |
469 | #if HAVE_COREAUDIO_AUDIOHARDWARE_H | |
470 | *valuep = BACKEND_COREAUDIO; | |
471 | #else | |
472 | error(0, "%s:%d: Core Audio is not available on this platform", | |
473 | cs->path, cs->line); | |
474 | return -1; | |
e99d42b1 | 475 | #endif |
476 | } else if(!strcmp(vec[0], "oss")) { | |
477 | #if HAVE_SYS_SOUNDCARD_H | |
478 | *valuep = BACKEND_OSS; | |
479 | #else | |
480 | error(0, "%s:%d: OSS is not available on this platform", | |
481 | cs->path, cs->line); | |
482 | return -1; | |
937be4c0 RK |
483 | #endif |
484 | } else { | |
e83d0967 RK |
485 | error(0, "%s:%d: invalid '%s' value '%s'", |
486 | cs->path, cs->line, whoami->name, vec[0]); | |
487 | return -1; | |
488 | } | |
489 | return 0; | |
490 | } | |
491 | ||
460b9539 | 492 | /* free functions */ |
493 | ||
494 | static void free_none(struct config attribute((unused)) *c, | |
495 | const struct conf attribute((unused)) *whoami) { | |
496 | } | |
497 | ||
498 | static void free_string(struct config *c, | |
499 | const struct conf *whoami) { | |
500 | xfree(VALUE(c, char *)); | |
501 | } | |
502 | ||
503 | static void free_stringlist(struct config *c, | |
504 | const struct conf *whoami) { | |
505 | int n; | |
506 | struct stringlist *sl = ADDRESS(c, struct stringlist); | |
507 | ||
508 | for(n = 0; n < sl->n; ++n) | |
509 | xfree(sl->s[n]); | |
510 | xfree(sl->s); | |
511 | } | |
512 | ||
513 | static void free_stringlistlist(struct config *c, | |
514 | const struct conf *whoami) { | |
515 | int n, m; | |
516 | struct stringlistlist *sll = ADDRESS(c, struct stringlistlist); | |
517 | struct stringlist *sl; | |
518 | ||
519 | for(n = 0; n < sll->n; ++n) { | |
520 | sl = &sll->s[n]; | |
521 | for(m = 0; m < sl->n; ++m) | |
522 | xfree(sl->s[m]); | |
523 | xfree(sl->s); | |
524 | } | |
525 | xfree(sll->s); | |
526 | } | |
527 | ||
528 | static void free_collectionlist(struct config *c, | |
529 | const struct conf *whoami) { | |
530 | struct collectionlist *cll = ADDRESS(c, struct collectionlist); | |
531 | struct collection *cl; | |
532 | int n; | |
533 | ||
534 | for(n = 0; n < cll->n; ++n) { | |
535 | cl = &cll->s[n]; | |
536 | xfree(cl->module); | |
537 | xfree(cl->encoding); | |
538 | xfree(cl->root); | |
539 | } | |
540 | xfree(cll->s); | |
541 | } | |
542 | ||
543 | static void free_namepartlist(struct config *c, | |
544 | const struct conf *whoami) { | |
545 | struct namepartlist *npl = ADDRESS(c, struct namepartlist); | |
546 | struct namepart *np; | |
547 | int n; | |
548 | ||
549 | for(n = 0; n < npl->n; ++n) { | |
550 | np = &npl->s[n]; | |
551 | xfree(np->part); | |
552 | pcre_free(np->re); /* ...whatever pcre_free is set to. */ | |
553 | xfree(np->replace); | |
554 | xfree(np->context); | |
555 | } | |
556 | xfree(npl->s); | |
557 | } | |
558 | ||
559 | static void free_transformlist(struct config *c, | |
560 | const struct conf *whoami) { | |
561 | struct transformlist *tl = ADDRESS(c, struct transformlist); | |
562 | struct transform *t; | |
563 | int n; | |
564 | ||
565 | for(n = 0; n < tl->n; ++n) { | |
566 | t = &tl->t[n]; | |
567 | xfree(t->type); | |
568 | pcre_free(t->re); /* ...whatever pcre_free is set to. */ | |
569 | xfree(t->replace); | |
570 | xfree(t->context); | |
571 | } | |
572 | xfree(tl->t); | |
573 | } | |
574 | ||
575 | /* configuration types */ | |
576 | ||
577 | static const struct conftype | |
578 | type_signal = { set_signal, free_none }, | |
579 | type_collections = { set_collections, free_collectionlist }, | |
580 | type_boolean = { set_boolean, free_none }, | |
581 | type_string = { set_string, free_string }, | |
582 | type_stringlist = { set_stringlist, free_stringlist }, | |
583 | type_integer = { set_integer, free_none }, | |
584 | type_stringlist_accum = { set_stringlist_accum, free_stringlistlist }, | |
585 | type_string_accum = { set_string_accum, free_stringlist }, | |
9d5da576 | 586 | type_sample_format = { set_sample_format, free_none }, |
460b9539 | 587 | type_restrict = { set_restrict, free_none }, |
588 | type_namepart = { set_namepart, free_namepartlist }, | |
e83d0967 RK |
589 | type_transform = { set_transform, free_transformlist }, |
590 | type_backend = { set_backend, free_none }; | |
460b9539 | 591 | |
592 | /* specific validation routine */ | |
593 | ||
594 | #define VALIDATE_FILE(test, what) do { \ | |
595 | struct stat sb; \ | |
596 | int n; \ | |
597 | \ | |
598 | for(n = 0; n < nvec; ++n) { \ | |
599 | if(stat(vec[n], &sb) < 0) { \ | |
600 | error(errno, "%s:%d: %s", cs->path, cs->line, vec[n]); \ | |
601 | return -1; \ | |
602 | } \ | |
603 | if(!test(sb.st_mode)) { \ | |
604 | error(0, "%s:%d: %s is not a %s", \ | |
605 | cs->path, cs->line, vec[n], what); \ | |
606 | return -1; \ | |
607 | } \ | |
608 | } \ | |
609 | } while(0) | |
610 | ||
659d87e8 RK |
611 | static int validate_isabspath(const struct config_state *cs, |
612 | int nvec, char **vec) { | |
613 | int n; | |
614 | ||
615 | for(n = 0; n < nvec; ++n) | |
616 | if(vec[n][0] != '/') { | |
617 | error(errno, "%s:%d: %s: not an absolute path", | |
618 | cs->path, cs->line, vec[n]); | |
619 | return -1; | |
620 | } | |
621 | return 0; | |
622 | } | |
623 | ||
460b9539 | 624 | static int validate_isdir(const struct config_state *cs, |
625 | int nvec, char **vec) { | |
626 | VALIDATE_FILE(S_ISDIR, "directory"); | |
627 | return 0; | |
628 | } | |
629 | ||
630 | static int validate_isreg(const struct config_state *cs, | |
631 | int nvec, char **vec) { | |
632 | VALIDATE_FILE(S_ISREG, "regular file"); | |
633 | return 0; | |
634 | } | |
635 | ||
636 | static int validate_ischr(const struct config_state *cs, | |
637 | int nvec, char **vec) { | |
638 | VALIDATE_FILE(S_ISCHR, "character device"); | |
639 | return 0; | |
640 | } | |
641 | ||
642 | static int validate_player(const struct config_state *cs, | |
643 | int nvec, | |
644 | char attribute((unused)) **vec) { | |
645 | if(nvec < 2) { | |
646 | error(0, "%s:%d: should be at least 'player PATTERN MODULE'", | |
647 | cs->path, cs->line); | |
648 | return -1; | |
649 | } | |
650 | return 0; | |
651 | } | |
652 | ||
62dc3748 RK |
653 | static int validate_tracklength(const struct config_state *cs, |
654 | int nvec, | |
655 | char attribute((unused)) **vec) { | |
656 | if(nvec < 2) { | |
657 | error(0, "%s:%d: should be at least 'tracklength PATTERN MODULE'", | |
658 | cs->path, cs->line); | |
659 | return -1; | |
660 | } | |
661 | return 0; | |
662 | } | |
663 | ||
460b9539 | 664 | static int validate_allow(const struct config_state *cs, |
665 | int nvec, | |
666 | char attribute((unused)) **vec) { | |
667 | if(nvec != 2) { | |
668 | error(0, "%s:%d: must be 'allow NAME PASS'", cs->path, cs->line); | |
669 | return -1; | |
670 | } | |
671 | return 0; | |
672 | } | |
673 | ||
674 | static int validate_non_negative(const struct config_state *cs, | |
675 | int nvec, char **vec) { | |
676 | long n; | |
677 | ||
678 | if(nvec < 1) { | |
679 | error(0, "%s:%d: missing argument", cs->path, cs->line); | |
680 | return -1; | |
681 | } | |
682 | if(nvec > 1) { | |
683 | error(0, "%s:%d: too many arguments", cs->path, cs->line); | |
684 | return -1; | |
685 | } | |
686 | if(xstrtol(&n, vec[0], 0, 0)) { | |
687 | error(0, "%s:%d: %s", cs->path, cs->line, strerror(errno)); | |
688 | return -1; | |
689 | } | |
690 | if(n < 0) { | |
691 | error(0, "%s:%d: must not be negative", cs->path, cs->line); | |
692 | return -1; | |
693 | } | |
694 | return 0; | |
695 | } | |
696 | ||
697 | static int validate_positive(const struct config_state *cs, | |
698 | int nvec, char **vec) { | |
699 | long n; | |
700 | ||
701 | if(nvec < 1) { | |
702 | error(0, "%s:%d: missing argument", cs->path, cs->line); | |
703 | return -1; | |
704 | } | |
705 | if(nvec > 1) { | |
706 | error(0, "%s:%d: too many arguments", cs->path, cs->line); | |
707 | return -1; | |
708 | } | |
709 | if(xstrtol(&n, vec[0], 0, 0)) { | |
710 | error(0, "%s:%d: %s", cs->path, cs->line, strerror(errno)); | |
711 | return -1; | |
712 | } | |
713 | if(n <= 0) { | |
714 | error(0, "%s:%d: must be positive", cs->path, cs->line); | |
715 | return -1; | |
716 | } | |
717 | return 0; | |
718 | } | |
719 | ||
720 | static int validate_isauser(const struct config_state *cs, | |
721 | int attribute((unused)) nvec, | |
722 | char **vec) { | |
723 | struct passwd *pw; | |
724 | ||
725 | if(!(pw = getpwnam(vec[0]))) { | |
726 | error(0, "%s:%d: no such user as '%s'", cs->path, cs->line, vec[0]); | |
727 | return -1; | |
728 | } | |
729 | return 0; | |
730 | } | |
731 | ||
9d5da576 | 732 | static int validate_sample_format(const struct config_state *cs, |
733 | int attribute((unused)) nvec, | |
734 | char **vec) { | |
735 | return parse_sample_format(cs, 0, nvec, vec); | |
736 | } | |
737 | ||
460b9539 | 738 | static int validate_channel(const struct config_state *cs, |
739 | int attribute((unused)) nvec, | |
740 | char **vec) { | |
741 | if(mixer_channel(vec[0]) == -1) { | |
742 | error(0, "%s:%d: invalid channel '%s'", cs->path, cs->line, vec[0]); | |
743 | return -1; | |
744 | } | |
745 | return 0; | |
746 | } | |
747 | ||
748 | static int validate_any(const struct config_state attribute((unused)) *cs, | |
749 | int attribute((unused)) nvec, | |
750 | char attribute((unused)) **vec) { | |
751 | return 0; | |
752 | } | |
753 | ||
754 | static int validate_url(const struct config_state attribute((unused)) *cs, | |
755 | int attribute((unused)) nvec, | |
756 | char **vec) { | |
757 | const char *s; | |
758 | int n; | |
759 | /* absoluteURI = scheme ":" ( hier_part | opaque_part ) | |
760 | scheme = alpha *( alpha | digit | "+" | "-" | "." ) */ | |
761 | s = vec[0]; | |
762 | n = strspn(s, ("abcdefghijklmnopqrstuvwxyz" | |
763 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
764 | "0123456789")); | |
765 | if(s[n] != ':') { | |
766 | error(0, "%s:%d: invalid url '%s'", cs->path, cs->line, vec[0]); | |
767 | return -1; | |
768 | } | |
769 | if(!strncmp(s, "http:", 5) | |
770 | || !strncmp(s, "https:", 6)) { | |
771 | s += n + 1; | |
772 | /* we only do a rather cursory check */ | |
773 | if(strncmp(s, "//", 2)) { | |
774 | error(0, "%s:%d: invalid url '%s'", cs->path, cs->line, vec[0]); | |
775 | return -1; | |
776 | } | |
777 | } | |
778 | return 0; | |
779 | } | |
780 | ||
781 | static int validate_alias(const struct config_state *cs, | |
782 | int nvec, | |
783 | char **vec) { | |
784 | const char *s; | |
785 | int in_brackets = 0, c; | |
786 | ||
787 | if(nvec < 1) { | |
788 | error(0, "%s:%d: missing argument", cs->path, cs->line); | |
789 | return -1; | |
790 | } | |
791 | if(nvec > 1) { | |
792 | error(0, "%s:%d: too many arguments", cs->path, cs->line); | |
793 | return -1; | |
794 | } | |
795 | s = vec[0]; | |
796 | while((c = (unsigned char)*s++)) { | |
797 | if(in_brackets) { | |
798 | if(c == '}') | |
799 | in_brackets = 0; | |
800 | else if(!isalnum(c)) { | |
801 | error(0, "%s:%d: invalid part name in alias expansion in '%s'", | |
802 | cs->path, cs->line, vec[0]); | |
803 | return -1; | |
804 | } | |
805 | } else { | |
806 | if(c == '{') { | |
807 | in_brackets = 1; | |
808 | if(*s == '/') | |
809 | ++s; | |
810 | } else if(c == '\\') { | |
811 | if(!(c = (unsigned char)*s++)) { | |
812 | error(0, "%s:%d: unterminated escape in alias expansion in '%s'", | |
813 | cs->path, cs->line, vec[0]); | |
814 | return -1; | |
815 | } else if(c != '\\' && c != '{') { | |
816 | error(0, "%s:%d: invalid escape in alias expansion in '%s'", | |
817 | cs->path, cs->line, vec[0]); | |
818 | return -1; | |
819 | } | |
820 | } | |
821 | } | |
822 | ++s; | |
823 | } | |
824 | if(in_brackets) { | |
825 | error(0, "%s:%d: unterminated part name in alias expansion in '%s'", | |
826 | cs->path, cs->line, vec[0]); | |
827 | return -1; | |
828 | } | |
829 | return 0; | |
830 | } | |
831 | ||
e83d0967 RK |
832 | static int validate_addrport(const struct config_state attribute((unused)) *cs, |
833 | int nvec, | |
834 | char attribute((unused)) **vec) { | |
835 | switch(nvec) { | |
836 | case 0: | |
837 | error(0, "%s:%d: missing address", | |
838 | cs->path, cs->line); | |
839 | return -1; | |
840 | case 1: | |
841 | error(0, "%s:%d: missing port name/number", | |
842 | cs->path, cs->line); | |
843 | return -1; | |
844 | case 2: | |
845 | return 0; | |
846 | default: | |
847 | error(0, "%s:%d: expected ADDRESS PORT", | |
848 | cs->path, cs->line); | |
849 | return -1; | |
850 | } | |
851 | } | |
852 | ||
ccf0aafa | 853 | static int validate_port(const struct config_state attribute((unused)) *cs, |
e83d0967 RK |
854 | int nvec, |
855 | char attribute((unused)) **vec) { | |
856 | switch(nvec) { | |
857 | case 0: | |
858 | error(0, "%s:%d: missing address", | |
859 | cs->path, cs->line); | |
860 | return -1; | |
861 | case 1: | |
862 | case 2: | |
863 | return 0; | |
864 | default: | |
ccf0aafa | 865 | error(0, "%s:%d: expected [ADDRESS] PORT", |
e83d0967 RK |
866 | cs->path, cs->line); |
867 | return -1; | |
868 | } | |
869 | } | |
870 | ||
637fdea3 RK |
871 | static int validate_algo(const struct config_state attribute((unused)) *cs, |
872 | int nvec, | |
873 | char **vec) { | |
874 | if(nvec != 1) { | |
875 | error(0, "%s:%d: invalid algorithm specification", cs->path, cs->line); | |
876 | return -1; | |
877 | } | |
878 | if(!valid_authhash(vec[0])) { | |
879 | error(0, "%s:%d: unsuported algorithm '%s'", cs->path, cs->line, vec[0]); | |
880 | return -1; | |
881 | } | |
882 | return 0; | |
883 | } | |
884 | ||
3f3bb97b | 885 | /** @brief Item name and and offset */ |
460b9539 | 886 | #define C(x) #x, offsetof(struct config, x) |
3f3bb97b | 887 | /** @brief Item name and and offset */ |
460b9539 | 888 | #define C2(x,y) #x, offsetof(struct config, y) |
889 | ||
3f3bb97b | 890 | /** @brief All configuration items */ |
460b9539 | 891 | static const struct conf conf[] = { |
892 | { C(alias), &type_string, validate_alias }, | |
893 | { C(allow), &type_stringlist_accum, validate_allow }, | |
637fdea3 | 894 | { C(authorization_algorithm), &type_string, validate_algo }, |
e83d0967 | 895 | { C(broadcast), &type_stringlist, validate_addrport }, |
ccf0aafa | 896 | { C(broadcast_from), &type_stringlist, validate_addrport }, |
460b9539 | 897 | { C(channel), &type_string, validate_channel }, |
898 | { C(checkpoint_kbyte), &type_integer, validate_non_negative }, | |
899 | { C(checkpoint_min), &type_integer, validate_non_negative }, | |
900 | { C(collection), &type_collections, validate_any }, | |
e83d0967 | 901 | { C(connect), &type_stringlist, validate_addrport }, |
8818b7fc | 902 | { C(dbversion), &type_integer, validate_positive }, |
460b9539 | 903 | { C(device), &type_string, validate_any }, |
904 | { C(gap), &type_integer, validate_non_negative }, | |
905 | { C(history), &type_integer, validate_positive }, | |
659d87e8 | 906 | { C(home), &type_string, validate_isabspath }, |
ccf0aafa | 907 | { C(listen), &type_stringlist, validate_port }, |
460b9539 | 908 | { C(lock), &type_boolean, validate_any }, |
909 | { C(mixer), &type_string, validate_ischr }, | |
61941295 | 910 | { C(multicast_loop), &type_boolean, validate_any }, |
23205f9c | 911 | { C(multicast_ttl), &type_integer, validate_non_negative }, |
460b9539 | 912 | { C(namepart), &type_namepart, validate_any }, |
913 | { C2(nice, nice_rescan), &type_integer, validate_non_negative }, | |
914 | { C(nice_rescan), &type_integer, validate_non_negative }, | |
915 | { C(nice_server), &type_integer, validate_any }, | |
916 | { C(nice_speaker), &type_integer, validate_any }, | |
2a10b70b | 917 | { C(noticed_history), &type_integer, validate_positive }, |
460b9539 | 918 | { C(password), &type_string, validate_any }, |
919 | { C(player), &type_stringlist_accum, validate_player }, | |
920 | { C(plugins), &type_string_accum, validate_isdir }, | |
921 | { C(prefsync), &type_integer, validate_positive }, | |
459d4402 | 922 | { C(queue_pad), &type_integer, validate_positive }, |
460b9539 | 923 | { C(refresh), &type_integer, validate_positive }, |
924 | { C2(restrict, restrictions), &type_restrict, validate_any }, | |
9d5da576 | 925 | { C(sample_format), &type_sample_format, validate_sample_format }, |
460b9539 | 926 | { C(scratch), &type_string_accum, validate_isreg }, |
61507e3c | 927 | { C(short_display), &type_integer, validate_positive }, |
460b9539 | 928 | { C(signal), &type_signal, validate_any }, |
5330d674 | 929 | { C(sox_generation), &type_integer, validate_non_negative }, |
e83d0967 | 930 | { C(speaker_backend), &type_backend, validate_any }, |
9d5da576 | 931 | { C(speaker_command), &type_string, validate_any }, |
460b9539 | 932 | { C(stopword), &type_string_accum, validate_any }, |
933 | { C(templates), &type_string_accum, validate_isdir }, | |
62dc3748 | 934 | { C(tracklength), &type_stringlist_accum, validate_tracklength }, |
460b9539 | 935 | { C(transform), &type_transform, validate_any }, |
936 | { C(trust), &type_string_accum, validate_any }, | |
937 | { C(url), &type_string, validate_url }, | |
938 | { C(user), &type_string, validate_isauser }, | |
939 | { C(username), &type_string, validate_any }, | |
940 | }; | |
941 | ||
3f3bb97b | 942 | /** @brief Find a configuration item's definition by key */ |
460b9539 | 943 | static const struct conf *find(const char *key) { |
944 | int n; | |
945 | ||
946 | if((n = TABLE_FIND(conf, struct conf, name, key)) < 0) | |
947 | return 0; | |
948 | return &conf[n]; | |
949 | } | |
950 | ||
3f3bb97b | 951 | /** @brief Set a new configuration value */ |
460b9539 | 952 | static int config_set(const struct config_state *cs, |
953 | int nvec, char **vec) { | |
954 | const struct conf *which; | |
955 | ||
956 | D(("config_set %s", vec[0])); | |
957 | if(!(which = find(vec[0]))) { | |
958 | error(0, "%s:%d: unknown configuration key '%s'", | |
959 | cs->path, cs->line, vec[0]); | |
960 | return -1; | |
961 | } | |
962 | return (which->validate(cs, nvec - 1, vec + 1) | |
963 | || which->type->set(cs, which, nvec - 1, vec + 1)); | |
964 | } | |
965 | ||
0e4472a0 | 966 | /** @brief Error callback used by config_include() */ |
460b9539 | 967 | static void config_error(const char *msg, void *u) { |
968 | const struct config_state *cs = u; | |
969 | ||
970 | error(0, "%s:%d: %s", cs->path, cs->line, msg); | |
971 | } | |
972 | ||
3f3bb97b | 973 | /** @brief Include a file by name */ |
460b9539 | 974 | static int config_include(struct config *c, const char *path) { |
975 | FILE *fp; | |
976 | char *buffer, *inputbuffer, **vec; | |
977 | int n, ret = 0; | |
978 | struct config_state cs; | |
979 | ||
980 | cs.path = path; | |
981 | cs.line = 0; | |
982 | cs.config = c; | |
983 | D(("%s: reading configuration", path)); | |
984 | if(!(fp = fopen(path, "r"))) { | |
985 | error(errno, "error opening %s", path); | |
986 | return -1; | |
987 | } | |
988 | while(!inputline(path, fp, &inputbuffer, '\n')) { | |
989 | ++cs.line; | |
990 | if(!(buffer = mb2utf8(inputbuffer))) { | |
991 | error(errno, "%s:%d: cannot convert to UTF-8", cs.path, cs.line); | |
992 | ret = -1; | |
993 | xfree(inputbuffer); | |
994 | continue; | |
995 | } | |
996 | xfree(inputbuffer); | |
997 | if(!(vec = split(buffer, &n, SPLIT_COMMENTS|SPLIT_QUOTES, | |
998 | config_error, &cs))) { | |
999 | ret = -1; | |
1000 | xfree(buffer); | |
1001 | continue; | |
1002 | } | |
1003 | if(n) { | |
1004 | if(!strcmp(vec[0], "include")) { | |
1005 | if(n != 2) { | |
1006 | error(0, "%s:%d: must be 'include PATH'", cs.path, cs.line); | |
1007 | ret = -1; | |
1008 | } else | |
1009 | config_include(c, vec[1]); | |
1010 | } else | |
1011 | ret |= config_set(&cs, n, vec); | |
1012 | } | |
1013 | for(n = 0; vec[n]; ++n) xfree(vec[n]); | |
1014 | xfree(vec); | |
1015 | xfree(buffer); | |
1016 | } | |
1017 | if(ferror(fp)) { | |
1018 | error(errno, "error reading %s", path); | |
1019 | ret = -1; | |
1020 | } | |
1021 | fclose(fp); | |
1022 | return ret; | |
1023 | } | |
1024 | ||
3f3bb97b | 1025 | /** @brief Make a new default configuration */ |
460b9539 | 1026 | static struct config *config_default(void) { |
1027 | struct config *c = xmalloc(sizeof *c); | |
1028 | const char *logname; | |
1029 | struct passwd *pw; | |
1030 | ||
1031 | /* Strings had better be xstrdup'd as they will get freed at some point. */ | |
1032 | c->gap = 2; | |
1033 | c->history = 60; | |
1034 | c->home = xstrdup(pkgstatedir); | |
1035 | if(!(pw = getpwuid(getuid()))) | |
1036 | fatal(0, "cannot determine our username"); | |
1037 | logname = pw->pw_name; | |
1038 | c->username = xstrdup(logname); | |
1039 | c->refresh = 15; | |
1040 | c->prefsync = 3600; | |
1041 | c->signal = SIGKILL; | |
1042 | c->alias = xstrdup("{/artist}{/album}{/title}{ext}"); | |
1043 | c->lock = 1; | |
1044 | c->device = xstrdup("default"); | |
1045 | c->nice_rescan = 10; | |
9d5da576 | 1046 | c->speaker_command = 0; |
1047 | c->sample_format.bits = 16; | |
1048 | c->sample_format.rate = 44100; | |
1049 | c->sample_format.channels = 2; | |
6d2d327c | 1050 | c->sample_format.endian = ENDIAN_NATIVE; |
459d4402 | 1051 | c->queue_pad = 10; |
e83d0967 | 1052 | c->speaker_backend = -1; |
23205f9c | 1053 | c->multicast_ttl = 1; |
61941295 | 1054 | c->multicast_loop = 1; |
637fdea3 | 1055 | c->authorization_algorithm = xstrdup("sha1"); |
2a10b70b | 1056 | c->noticed_history = 31; |
61507e3c | 1057 | c->short_display = 32; |
321f7536 RK |
1058 | c->mixer = xstrdup("/dev/mixer"); |
1059 | c->channel = xstrdup("pcm"); | |
8818b7fc | 1060 | c->dbversion = 2; |
460b9539 | 1061 | return c; |
1062 | } | |
1063 | ||
1064 | static char *get_file(struct config *c, const char *name) { | |
1065 | char *s; | |
1066 | ||
1067 | byte_xasprintf(&s, "%s/%s", c->home, name); | |
1068 | return s; | |
1069 | } | |
1070 | ||
3f3bb97b | 1071 | /** @brief Set the default configuration file */ |
460b9539 | 1072 | static void set_configfile(void) { |
1073 | if(!configfile) | |
1074 | byte_xasprintf(&configfile, "%s/config", pkgconfdir); | |
1075 | } | |
1076 | ||
3f3bb97b | 1077 | /** @brief Free a configuration object */ |
460b9539 | 1078 | static void config_free(struct config *c) { |
1079 | int n; | |
1080 | ||
1081 | if(c) { | |
1082 | for(n = 0; n < (int)(sizeof conf / sizeof *conf); ++n) | |
1083 | conf[n].type->free(c, &conf[n]); | |
1084 | for(n = 0; n < c->nparts; ++n) | |
1085 | xfree(c->parts[n]); | |
1086 | xfree(c->parts); | |
1087 | xfree(c); | |
1088 | } | |
1089 | } | |
1090 | ||
3f3bb97b | 1091 | /** @brief Set post-parse defaults */ |
c00fce3a RK |
1092 | static void config_postdefaults(struct config *c, |
1093 | int server) { | |
460b9539 | 1094 | struct config_state cs; |
1095 | const struct conf *whoami; | |
1096 | int n; | |
1097 | ||
1098 | static const char *namepart[][4] = { | |
88608992 | 1099 | { "title", "/([0-9]+ *[-:] *)?([^/]+)\\.[a-zA-Z0-9]+$", "$2", "display" }, |
460b9539 | 1100 | { "title", "/([^/]+)\\.[a-zA-Z0-9]+$", "$1", "sort" }, |
1101 | { "album", "/([^/]+)/[^/]+$", "$1", "*" }, | |
1102 | { "artist", "/([^/]+)/[^/]+/[^/]+$", "$1", "*" }, | |
1103 | { "ext", "(\\.[a-zA-Z0-9]+)$", "$1", "*" }, | |
1104 | }; | |
1105 | #define NNAMEPART (int)(sizeof namepart / sizeof *namepart) | |
1106 | ||
1107 | static const char *transform[][5] = { | |
88608992 | 1108 | { "track", "^.*/([0-9]+ *[-:] *)?([^/]+)\\.[a-zA-Z0-9]+$", "$2", "display", "" }, |
460b9539 | 1109 | { "track", "^.*/([^/]+)\\.[a-zA-Z0-9]+$", "$1", "sort", "" }, |
1110 | { "dir", "^.*/([^/]+)$", "$1", "*", "" }, | |
1111 | { "dir", "^(the) ([^/]*)", "$2, $1", "sort", "i", }, | |
1112 | { "dir", "[[:punct:]]", "", "sort", "g", } | |
1113 | }; | |
1114 | #define NTRANSFORM (int)(sizeof transform / sizeof *transform) | |
1115 | ||
1116 | cs.path = "<internal>"; | |
1117 | cs.line = 0; | |
1118 | cs.config = c; | |
1119 | if(!c->namepart.n) { | |
1120 | whoami = find("namepart"); | |
1121 | for(n = 0; n < NNAMEPART; ++n) | |
1122 | set_namepart(&cs, whoami, 4, (char **)namepart[n]); | |
1123 | } | |
1124 | if(!c->transform.n) { | |
1125 | whoami = find("transform"); | |
1126 | for(n = 0; n < NTRANSFORM; ++n) | |
1127 | set_transform(&cs, whoami, 5, (char **)transform[n]); | |
1128 | } | |
e83d0967 RK |
1129 | if(c->speaker_backend == -1) { |
1130 | if(c->speaker_command) | |
1131 | c->speaker_backend = BACKEND_COMMAND; | |
1132 | else if(c->broadcast.n) | |
1133 | c->speaker_backend = BACKEND_NETWORK; | |
1134 | else { | |
146e86fb | 1135 | #if HAVE_ALSA_ASOUNDLIB_H |
e83d0967 | 1136 | c->speaker_backend = BACKEND_ALSA; |
146e86fb | 1137 | #elif HAVE_SYS_SOUNDCARD_H |
1138 | c->speaker_backend = BACKEND_OSS; | |
937be4c0 RK |
1139 | #elif HAVE_COREAUDIO_AUDIOHARDWARE_H |
1140 | c->speaker_backend = BACKEND_COREAUDIO; | |
e83d0967 RK |
1141 | #else |
1142 | c->speaker_backend = BACKEND_COMMAND; | |
1143 | #endif | |
1144 | } | |
1145 | } | |
c00fce3a RK |
1146 | if(server) { |
1147 | if(c->speaker_backend == BACKEND_COMMAND && !c->speaker_command) | |
1148 | fatal(0, "speaker_backend is command but speaker_command is not set"); | |
1149 | if(c->speaker_backend == BACKEND_NETWORK && !c->broadcast.n) | |
1150 | fatal(0, "speaker_backend is network but broadcast is not set"); | |
1151 | } | |
e99d42b1 | 1152 | /* Override sample format */ |
1153 | switch(c->speaker_backend) { | |
1154 | case BACKEND_NETWORK: | |
6d2d327c 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_BIG; | |
e99d42b1 | 1159 | break; |
1160 | case BACKEND_COREAUDIO: | |
937be4c0 RK |
1161 | c->sample_format.rate = 44100; |
1162 | c->sample_format.channels = 2; | |
1163 | c->sample_format.bits = 16; | |
1164 | c->sample_format.endian = ENDIAN_NATIVE; | |
e99d42b1 | 1165 | break; |
1166 | } | |
460b9539 | 1167 | } |
1168 | ||
c00fce3a RK |
1169 | /** @brief (Re-)read the config file |
1170 | * @param server If set, do extra checking | |
1171 | */ | |
1172 | int config_read(int server) { | |
460b9539 | 1173 | struct config *c; |
1174 | char *privconf; | |
1175 | struct passwd *pw; | |
1176 | ||
1177 | set_configfile(); | |
1178 | c = config_default(); | |
9ade2319 | 1179 | /* standalone Disobedience installs might not have a global config file */ |
1180 | if(access(configfile, F_OK) == 0) | |
1181 | if(config_include(c, configfile)) | |
1182 | return -1; | |
460b9539 | 1183 | /* if we can read the private config file, do */ |
1184 | if((privconf = config_private()) | |
1185 | && access(privconf, R_OK) == 0 | |
1186 | && config_include(c, privconf)) | |
1187 | return -1; | |
1188 | xfree(privconf); | |
1189 | /* if there's a per-user system config file for this user, read it */ | |
63ad732f RK |
1190 | if(config_per_user) { |
1191 | if(!(pw = getpwuid(getuid()))) | |
1192 | fatal(0, "cannot determine our username"); | |
1193 | if((privconf = config_usersysconf(pw)) | |
1194 | && access(privconf, F_OK) == 0 | |
1195 | && config_include(c, privconf)) | |
460b9539 | 1196 | return -1; |
63ad732f RK |
1197 | xfree(privconf); |
1198 | /* if we have a password file, read it */ | |
1199 | if((privconf = config_userconf(getenv("HOME"), pw)) | |
1200 | && access(privconf, F_OK) == 0 | |
1201 | && config_include(c, privconf)) | |
1202 | return -1; | |
1203 | xfree(privconf); | |
1204 | } | |
460b9539 | 1205 | /* install default namepart and transform settings */ |
c00fce3a | 1206 | config_postdefaults(c, server); |
460b9539 | 1207 | /* everything is good so we shall use the new config */ |
1208 | config_free(config); | |
1209 | config = c; | |
1210 | return 0; | |
1211 | } | |
1212 | ||
3f3bb97b | 1213 | /** @brief Return the path to the private configuration file */ |
460b9539 | 1214 | char *config_private(void) { |
1215 | char *s; | |
1216 | ||
1217 | set_configfile(); | |
1218 | byte_xasprintf(&s, "%s.private", configfile); | |
1219 | return s; | |
1220 | } | |
1221 | ||
3f3bb97b | 1222 | /** @brief Return the path to user's personal configuration file */ |
460b9539 | 1223 | char *config_userconf(const char *home, const struct passwd *pw) { |
1224 | char *s; | |
1225 | ||
73f1b9f3 RK |
1226 | if(!home && !pw && !(pw = getpwuid(getuid()))) |
1227 | fatal(0, "cannot determine our username"); | |
460b9539 | 1228 | byte_xasprintf(&s, "%s/.disorder/passwd", home ? home : pw->pw_dir); |
1229 | return s; | |
1230 | } | |
1231 | ||
3f3bb97b RK |
1232 | /** @brief Return the path to user-specific system configuration */ |
1233 | char *config_usersysconf(const struct passwd *pw) { | |
460b9539 | 1234 | char *s; |
1235 | ||
1236 | set_configfile(); | |
1237 | if(!strchr(pw->pw_name, '/')) { | |
1238 | byte_xasprintf(&s, "%s.%s", configfile, pw->pw_name); | |
1239 | return s; | |
1240 | } else | |
1241 | return 0; | |
1242 | } | |
1243 | ||
1244 | char *config_get_file(const char *name) { | |
1245 | return get_file(config, name); | |
1246 | } | |
1247 | ||
1248 | /* | |
1249 | Local Variables: | |
1250 | c-basic-offset:2 | |
1251 | comment-column:40 | |
1252 | fill-column:79 | |
1253 | End: | |
1254 | */ |