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[netbsd-mini2440.git] / usr.bin / cdplay / cdplay.c
blob94ed1e3c1c3a6a356a8b5813f418416a0ecf19a5
1 /* $NetBSD: cdplay.c,v 1.41 2009/02/22 08:32:25 dholland Exp $ */
2
3 /*
4 * Copyright (c) 1999, 2000, 2001 Andrew Doran.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 */
29
30 /*
31 * Compact Disc Control Utility, originally by Serge V. Vakulenko
32 * <vak@cronyx.ru>. First appeared in FreeBSD under the guise of
33 * cdcontrol(1). Based on the non-X based CD player by Jean-Marc
34 * Zucconi and Andrey A. Chernov. Fixed and further modified on
35 * by Jukka Ukkonen <jau@funet.fi>. Lots of fixes and improvements
36 * made subsequently by The NetBSD Project.
37 *
38 * from FreeBSD: cdcontrol.c,v 1.17.2.1 1999/01/31 15:36:01 billf Exp
39 */
40
41 #include <sys/cdefs.h>
42 #ifndef lint
43 __RCSID("$NetBSD: cdplay.c,v 1.41 2009/02/22 08:32:25 dholland Exp $");
44 #endif /* not lint */
45
46 #include <sys/types.h>
47
48 #include <sys/endian.h>
49 #include <sys/ioctl.h>
50 #include <sys/file.h>
51 #include <sys/cdio.h>
52 #include <sys/time.h>
53 #include <sys/audioio.h>
54 #include <sys/scsiio.h>
55
56 #include <assert.h>
57
58 #include <ctype.h>
59 #include <err.h>
60 #include <errno.h>
61 #include <histedit.h>
62 #include <limits.h>
63 #include <sched.h>
64 #include <signal.h>
65 #include <stdio.h>
66 #include <stdlib.h>
67 #include <string.h>
68 #include <unistd.h>
69 #include <util.h>
70
71 enum cmd {
72 CMD_CLOSE,
73 CMD_DIGITAL,
74 CMD_EJECT,
75 CMD_HELP,
76 CMD_INFO,
77 CMD_NEXT,
78 CMD_PAUSE,
79 CMD_PLAY,
80 CMD_PREV,
81 CMD_QUIT,
82 CMD_RESET,
83 CMD_RESUME,
84 CMD_SET,
85 CMD_SHUFFLE,
86 CMD_SINGLE,
87 CMD_SKIP,
88 CMD_STATUS,
89 CMD_STOP,
90 CMD_VOLUME,
91 };
92
93 struct cmdtab {
94 enum cmd command;
95 const char *name;
96 unsigned int min;
97 const char *args;
98 } const cmdtab[] = {
99 { CMD_HELP, "?", 1, 0 },
100 { CMD_CLOSE, "close", 1, NULL },
101 { CMD_DIGITAL, "digital", 1, "fpw" },
102 { CMD_EJECT, "eject", 1, NULL },
103 { CMD_HELP, "help", 1, NULL },
104 { CMD_INFO, "info", 1, NULL },
105 { CMD_NEXT, "next", 1, NULL },
106 { CMD_PAUSE, "pause", 2, NULL },
107 { CMD_PLAY, "play", 1, "min1:sec1[.fram1] [min2:sec2[.fram2]]" },
108 { CMD_PLAY, "play", 1, "track1[.index1] [track2[.index2]]" },
109 { CMD_PLAY, "play", 1, "tr1 m1:s1[.f1] [[tr2] [m2:s2[.f2]]]" },
110 { CMD_PLAY, "play", 1, "[#block [len]]" },
111 { CMD_PREV, "prev", 2, NULL },
112 { CMD_QUIT, "quit", 1, NULL },
113 { CMD_RESET, "reset", 4, NULL },
114 { CMD_RESUME, "resume", 4, NULL },
115 { CMD_SET, "set", 2, "msf | lba" },
116 { CMD_SHUFFLE, "shuffle", 2, NULL },
117 { CMD_SINGLE, "single", 2, "[<track>]" },
118 { CMD_SKIP, "skip", 2, NULL },
119 { CMD_STATUS, "status", 3, NULL },
120 { CMD_STOP, "stop", 3, NULL },
121 { CMD_VOLUME, "volume", 1, "<l> <r>|left|right|mute|mono|stereo" },
122 };
123
124 #define IOCTL_SIMPLE(fd, ctl) \
125 do { \
126 if (ioctl((fd), (ctl)) >= 0) { \
127 close(fd); \
128 fd = -1; \
129 } else \
130 warn("ioctl(" #ctl ")");\
131 } while (/* CONSTCOND */ 0)
132
133 #define CDDA_SIZE 2352
134
135 #define CD_MAX_TRACK 99 /* largest 2 digit BCD number */
136
137 struct cd_toc_entry toc_buffer[CD_MAX_TRACK + 1];
138
139 const char *cdname;
140 int fd = -1;
141 int msf = 1;
142 int shuffle;
143 int interactive = 1;
144 int digital = 0;
145 int tbvalid = 0;
146 struct itimerval itv_timer;
147 struct {
148 const char *auname;
149 u_char *audata, *aubuf;
150 int afd;
151 int fpw;
152 int lba_start, lba_end, lba_current;
153 int lowat, hiwat, readseek, playseek;
154 int playing, changed;
155 int read_errors;
156 } da;
157
158 History *hist;
159 HistEvent he;
160 EditLine *elptr;
161
162 int get_vol(int *, int *);
163 int get_status(int *, int *, int *, int *, int *);
164 void help(void);
165 int info(const char *);
166 void lba2msf(u_long, u_int *, u_int *, u_int *);
167 int main(int, char **);
168 u_int msf2lba(u_int, u_int, u_int);
169 int opencd(void);
170 int openaudio(void);
171 const char *parse(char *, int *);
172 int play(const char *, int);
173 int play_blocks(int, int);
174 int play_digital(int, int);
175 int play_msf(int, int, int, int, int, int);
176 int play_track(int, int, int, int);
177 int print_status(const char *);
178 void print_track(struct cd_toc_entry *);
179 const char *prompt(void);
180 int readaudio(int, int, int, u_char *);
181 int read_toc_entrys(int);
182 int run(int, const char *);
183 int setvol(int, int);
184 void sig_timer(int);
185 int skip(int, int);
186 const char *strstatus(int);
187 void usage(void);
188
189 void toc2msf(u_int, u_int *, u_int *, u_int *);
190 int toc2lba(u_int);
191 void addmsf(u_int *, u_int *, u_int *, u_int, u_int, u_int);
192
193 int
194 main(int argc, char **argv)
195 {
196 const char *arg;
197 char buf[80], *p;
198 static char defdev[16];
199 int cmd, len, c;
200 char *line;
201 const char *elline;
202 int scratch, rv;
203 struct sigaction sa_timer;
204
205 cdname = getenv("MUSIC_CD");
206 if (cdname == NULL)
207 cdname = getenv("CD_DRIVE");
208 if (cdname == NULL)
209 cdname = getenv("DISC");
210 if (cdname == NULL)
211 cdname = getenv("CDPLAY");
212
213 da.auname = getenv("AUDIODEV");
214 if (!da.auname)
215 da.auname = getenv("SPEAKER");
216 if (!da.auname)
217 da.auname = "/dev/sound";
218
219 while ((c = getopt(argc, argv, "a:f:h")) != -1)
220 switch (c) {
221 case 'a':
222 da.auname = optarg;
223 continue;
224 case 'f':
225 cdname = optarg;
226 continue;
227 case 'h':
228 default:
229 usage();
230 /* NOTREACHED */
231 }
232 argc -= optind;
233 argv += optind;
234
235 if (argc > 0 && strcasecmp(*argv, "help") == 0)
236 usage();
237
238 if (cdname == NULL) {
239 snprintf(defdev, sizeof(defdev), "cd0%c",
240 'a' + getrawpartition());
241 cdname = defdev;
242 }
243
244 opencd();
245 srandom((u_long)time(NULL));
246 da.afd = -1;
247
248 if (argc > 0) {
249 interactive = 0;
250 for (p = buf; argc-- > 0; argv++) {
251 len = strlen(*argv);
252
253 if (p + len >= buf + sizeof(buf) - 1)
254 usage();
255 if (p > buf)
256 *p++ = ' ';
257
258 strlcpy(p, *argv, sizeof(buf) - (p - buf));
259 p += len;
260 }
261 *p = '\0';
262 arg = parse(buf, &cmd);
263 return (run(cmd, arg));
264 }
265
266 setbuf(stdout, NULL);
267 printf("Type `?' for command list\n\n");
268
269 hist = history_init();
270 history(hist, &he, H_SETSIZE, 100); /* 100 elt history buffer */
271 elptr = el_init(getprogname(), stdin, stdout, stderr);
272 el_set(elptr, EL_EDITOR, "emacs");
273 el_set(elptr, EL_PROMPT, prompt);
274 el_set(elptr, EL_HIST, history, hist);
275 el_set(elptr, EL_SIGNAL, 1);
276 el_source(elptr, NULL);
277
278 sigemptyset(&sa_timer.sa_mask);
279 sa_timer.sa_handler = sig_timer;
280 sa_timer.sa_flags = SA_RESTART;
281 if ((rv = sigaction(SIGALRM, &sa_timer, NULL)) < 0)
282 err(EXIT_FAILURE, "sigaction()");
283
284 for (;;) {
285 line = NULL;
286 arg = NULL;
287 do {
288 if (((elline = el_gets(elptr, &scratch)) != NULL)
289 && (scratch != 0)){
290 history(hist, &he, H_ENTER, elline);
291 line = strdup(elline);
292 if (line != NULL) {
293 arg = parse(line, &cmd);
294 free(line);
295 }
296 } else {
297 cmd = CMD_QUIT;
298 warnx("\r\n");
299 arg = NULL;
300 break;
301 }
302 } while (arg == NULL);
303
304 if (run(cmd, arg) < 0) {
305 if (fd != -1)
306 close(fd);
307 fd = -1;
308 }
309 }
310
311 el_end(elptr);
312 history_end(hist);
313 exit(EXIT_SUCCESS);
314 /* NOTREACHED */
315 }
316
317 void
318 usage(void)
319 {
320
321 fprintf(stderr, "usage: cdplay [-a audio_device] [-f cd_device] [command ...]\n");
322 exit(EXIT_FAILURE);
323 /* NOTREACHED */
324 }
325
326 void
327 help(void)
328 {
329 const struct cmdtab *c, *mc;
330 const char *s;
331 int i, n;
332
333 mc = cmdtab + sizeof(cmdtab) / sizeof(cmdtab[0]);
334 for (c = cmdtab; c < mc; c++) {
335 for (i = c->min, s = c->name; *s != '\0'; s++, i--) {
336 n = (i > 0 ? toupper((unsigned char)*s) : *s);
337 putchar(n);
338 }
339 if (c->args != NULL)
340 printf(" %s", c->args);
341 putchar('\n');
342 }
343 printf(
344 "\nThe word \"play\" is not required for the play commands.\n"
345 "The plain target address is taken as a synonym for play.\n");
346 }
347
348 int
349 run(int cmd, const char *arg)
350 {
351 int l, r, rv;
352
353 rv = 0;
354 if (cmd == CMD_QUIT) {
355 close(fd);
356 exit(EXIT_SUCCESS);
357 /* NOTREACHED */
358 }
359
360 if (fd < 0 && !opencd())
361 return (0);
362
363 switch (cmd) {
364 case CMD_INFO:
365 rv = info(arg);
366 break;
367
368 case CMD_STATUS:
369 rv = print_status(arg);
370 break;
371
372 case CMD_PAUSE:
373 if (digital) {
374 da.playing = 0;
375 return (0);
376 } else if ((rv = ioctl(fd, CDIOCPAUSE)) < 0)
377 warn("ioctl(CDIOCPAUSE)");
378 break;
379
380 case CMD_RESUME:
381 if (digital) {
382 da.playing = 1;
383 return (0);
384 } else if ((rv = ioctl(fd, CDIOCRESUME)) < 0)
385 warn("ioctl(CDIOCRESUME)");
386 break;
387
388 case CMD_STOP:
389 if (digital) {
390 da.playing = 0;
391 return (0);
392 } else {
393 if ((rv = ioctl(fd, CDIOCSTOP)) < 0)
394 warn("ioctl(CDIOCSTOP)");
395 if (ioctl(fd, CDIOCALLOW) < 0)
396 warn("ioctl(CDIOCALLOW)");
397 }
398 break;
399
400 case CMD_RESET:
401 tbvalid = 0;
402 IOCTL_SIMPLE(fd, CDIOCRESET);
403 return (0);
404
405 case CMD_EJECT:
406 tbvalid = 0;
407 if (digital)
408 da.playing = 0;
409 if (shuffle)
410 run(CMD_SHUFFLE, NULL);
411 if (ioctl(fd, CDIOCALLOW) < 0)
412 warn("ioctl(CDIOCALLOW)");
413 IOCTL_SIMPLE(fd, CDIOCEJECT);
414 break;
415
416 case CMD_CLOSE:
417 ioctl(fd, CDIOCALLOW);
418 IOCTL_SIMPLE(fd, CDIOCCLOSE);
419 if (interactive && fd == -1)
420 opencd();
421 break;
422
423 case CMD_PLAY:
424 while (isspace((unsigned char)*arg))
425 arg++;
426 rv = play(arg, 1);
427 break;
428
429 case CMD_PREV:
430 rv = skip(-1, 1);
431 break;
432
433 case CMD_NEXT:
434 rv = skip(1, 1);
435 break;
436
437 case CMD_SINGLE:
438 if (interactive == 0)
439 errx(EXIT_FAILURE,
440 "'single' valid only in interactive mode");
441 /*FALLTHROUGH*/
442 case CMD_SHUFFLE:
443 if (interactive == 0)
444 errx(EXIT_FAILURE,
445 "`shuffle' valid only in interactive mode");
446 if (shuffle == 0) {
447 if (digital == 0) {
448 itv_timer.it_interval.tv_sec = 1;
449 itv_timer.it_interval.tv_usec = 0;
450 itv_timer.it_value.tv_sec = 1;
451 itv_timer.it_value.tv_usec = 0;
452 if (setitimer(ITIMER_REAL, &itv_timer, NULL) == 0) {
453 if (cmd == CMD_SHUFFLE) {
454 shuffle = 1;
455 } else {
456 while (isspace((unsigned char)*arg))
457 arg++;
458 shuffle = -atoi(arg);
459 }
460 }
461 } else
462 shuffle = cmd == CMD_SINGLE ? -atoi(arg) : 1;
463 /*
464 if (shuffle)
465 rv = skip(0, 1);
466 */
467 } else {
468 if (digital == 0) {
469 itv_timer.it_interval.tv_sec = 0;
470 itv_timer.it_interval.tv_usec = 0;
471 itv_timer.it_value.tv_sec = 0;
472 itv_timer.it_value.tv_usec = 0;
473 setitimer(ITIMER_REAL, &itv_timer, NULL);
474 }
475 shuffle = 0;
476 }
477 if (shuffle < 0)
478 printf("single track:\t%d\n", -shuffle);
479 else
480 printf("shuffle play:\t%s\n", (shuffle != 0) ? "on" : "off");
481 rv = 0;
482 break;
483
484 case CMD_DIGITAL:
485 if (digital == 0) {
486 int fpw, intv_usecs, hz_usecs;
487
488 fpw = atoi(arg);
489 if (fpw > 0)
490 da.fpw = fpw;
491 else
492 da.fpw = 5;
493 da.read_errors = 0;
494
495 /* real rate: 75 frames per second */
496 intv_usecs = 13333 * da.fpw;
497 /*
498 * interrupt earlier for safety, by a value which
499 * doesn't hurt interactice response if we block
500 * in the signal handler
501 */
502 intv_usecs -= 50000;
503 hz_usecs = 1000000 / sysconf(_SC_CLK_TCK);
504 if (intv_usecs < hz_usecs) {
505 /* can't have a shorter interval, increase
506 buffer size to compensate */
507 da.fpw += (hz_usecs - intv_usecs) / 13333;
508 intv_usecs = hz_usecs;
509 }
510
511 da.aubuf = malloc(da.fpw * CDDA_SIZE);
512 if (da.aubuf == NULL) {
513 warn("Not enough memory for audio buffers");
514 return (1);
515 }
516 if (da.afd == -1 && !openaudio()) {
517 warn("Cannot open audio device");
518 return (1);
519 }
520 itv_timer.it_interval.tv_sec = itv_timer.it_value.tv_sec =
521 intv_usecs / 1000000;
522 itv_timer.it_interval.tv_usec = itv_timer.it_value.tv_usec =
523 intv_usecs % 1000000;
524 rv = setitimer(ITIMER_REAL, &itv_timer, NULL);
525 if (rv == 0) {
526 digital = 1;
527 } else
528 warnx("setitimer in CMD_DIGITAL");
529 msf = 0;
530 tbvalid = 0;
531 } else {
532 if (shuffle == 1)
533 itv_timer.it_interval.tv_sec = itv_timer.it_value.tv_sec = 1;
534 else
535 itv_timer.it_interval.tv_sec = itv_timer.it_value.tv_sec = 0;
536 itv_timer.it_interval.tv_usec = itv_timer.it_value.tv_usec = 0;
537 digital = 0;
538 rv = setitimer(ITIMER_REAL, &itv_timer, NULL);
539 free(da.audata);
540 close(da.afd);
541 da.afd = -1;
542 }
543 return (0);
544
545 case CMD_SKIP:
546 if (!interactive)
547 errx(EXIT_FAILURE,
548 "`skip' valid only in interactive mode");
549 if (!shuffle)
550 warnx("`skip' valid only in shuffle mode");
551 else
552 skip(0, 1);
553 break;
554
555 case CMD_SET:
556 tbvalid = 0;
557 if (strcasecmp(arg, "msf") == 0)
558 msf = 1;
559 else if (strcasecmp(arg, "lba") == 0)
560 msf = 0;
561 else
562 warnx("invalid command arguments");
563 break;
564
565 case CMD_VOLUME:
566 if (digital) {
567 rv = 0;
568 warnx("`volume' is ignored while in digital xfer mode");
569 } else if (strncasecmp(arg, "left", strlen(arg)) == 0)
570 rv = ioctl(fd, CDIOCSETLEFT);
571 else if (strncasecmp(arg, "right", strlen(arg)) == 0)
572 rv = ioctl(fd, CDIOCSETRIGHT);
573 else if (strncasecmp(arg, "mono", strlen(arg)) == 0)
574 rv = ioctl(fd, CDIOCSETMONO);
575 else if (strncasecmp(arg, "stereo", strlen(arg)) == 0)
576 rv = ioctl(fd, CDIOCSETSTEREO);
577 else if (strncasecmp(arg, "mute", strlen(arg)) == 0)
578 rv = ioctl(fd, CDIOCSETMUTE);
579 else {
580 rv = 0;
581 if (sscanf(arg, "%d %d", &l, &r) != 2) {
582 if (sscanf(arg, "%d", &l) == 1)
583 r = l;
584 else {
585 warnx("invalid command arguments");
586 break;
587 }
588 }
589 rv = setvol(l, r);
590 }
591 break;
592
593 case CMD_HELP:
594 default:
595 help();
596 rv = 0;
597 break;
598 }
599
600 return (rv);
601 }
602
603 int
604 play(const char *arg, int fromuser)
605 {
606 int rv, start, end, istart, iend, blk, len, relend;
607 u_int n, tr1, tr2, m1, m2, s1, s2, f1, f2, tm, ts, tf;
608 struct ioc_toc_header h;
609
610 if (shuffle && fromuser) {
611 warnx("`play' not valid in shuffle mode");
612 return (0);
613 }
614
615 if ((rv = ioctl(fd, CDIOREADTOCHEADER, &h)) < 0) {
616 warn("ioctl(CDIOREADTOCHEADER)");
617 return (rv);
618 }
619
620 end = 0;
621 istart = iend = 1;
622 n = h.ending_track - h.starting_track + 1;
623 rv = read_toc_entrys((n + 1) * sizeof(struct cd_toc_entry));
624 if (rv < 0)
625 return (rv);
626
627 if (arg == NULL || *arg == '\0') {
628 /* Play the whole disc */
629 return (play_track(h.starting_track, 1, h.ending_track, 99));
630 }
631
632 if (strchr(arg, '#') != NULL) {
633 /* Play block #blk [ len ] */
634 len = 0;
635
636 if (2 != sscanf(arg, "#%d%d", &blk, &len) &&
637 1 != sscanf(arg, "#%d", &blk))
638 goto Clean_up;
639
640 if (len == 0) {
641 len = toc2lba(n);
642 }
643 return (play_blocks(blk, len));
644 }
645
646 if (strchr(arg, ':') != NULL) {
647 /*
648 * Play MSF m1:s1 [ .f1 ] [ m2:s2 [ .f2 ] ]
649 *
650 * Will now also undestand timed addresses relative
651 * to the beginning of a track in the form...
652 *
653 * tr1 m1:s1[.f1] [[tr2] [m2:s2[.f2]]]
654 */
655 relend = 1;
656 tr2 = m2 = s2 = f2 = f1 = 0;
657 if (8 == sscanf(arg, "%d %d:%d.%d %d %d:%d.%d", &tr1, &m1,
658 &s1, &f1, &tr2, &m2, &s2, &f2))
659 goto Play_Relative_Addresses;
660
661 tr2 = m2 = s2 = f2 = f1 = 0;
662 if (7 == sscanf(arg, "%d %d:%d %d %d:%d.%d", &tr1, &m1, &s1,
663 &tr2, &m2, &s2, &f2))
664 goto Play_Relative_Addresses;
665
666 tr2 = m2 = s2 = f2 = f1 = 0;
667 if (7 == sscanf(arg, "%d %d:%d.%d %d %d:%d", &tr1, &m1, &s1,
668 &f1, &tr2, &m2, &s2))
669 goto Play_Relative_Addresses;
670
671 tr2 = m2 = s2 = f2 = f1 = 0;
672 if (7 == sscanf(arg, "%d %d:%d.%d %d:%d.%d", &tr1, &m1, &s1,
673 &f1, &m2, &s2, &f2))
674 goto Play_Relative_Addresses;
675
676 tr2 = m2 = s2 = f2 = f1 = 0;
677 if (6 == sscanf(arg, "%d %d:%d.%d %d:%d", &tr1, &m1, &s1, &f1,
678 &m2, &s2))
679 goto Play_Relative_Addresses;
680
681 tr2 = m2 = s2 = f2 = f1 = 0;
682 if (6 == sscanf(arg, "%d %d:%d %d:%d.%d", &tr1, &m1, &s1, &m2,
683 &s2, &f2))
684 goto Play_Relative_Addresses;
685
686 tr2 = m2 = s2 = f2 = f1 = 0;
687 if (6 == sscanf(arg, "%d %d:%d.%d %d %d", &tr1, &m1, &s1, &f1,
688 &tr2, &m2))
689 goto Play_Relative_Addresses;
690
691 tr2 = m2 = s2 = f2 = f1 = 0;
692 if (6 == sscanf(arg, "%d %d:%d %d %d:%d", &tr1, &m1, &s1, &tr2,
693 &m2, &s2))
694 goto Play_Relative_Addresses;
695
696 tr2 = m2 = s2 = f2 = f1 = 0;
697 if (5 == sscanf(arg, "%d %d:%d %d:%d", &tr1, &m1, &s1, &m2,
698 &s2))
699 goto Play_Relative_Addresses;
700
701 tr2 = m2 = s2 = f2 = f1 = 0;
702 if (5 == sscanf(arg, "%d %d:%d %d %d", &tr1, &m1, &s1, &tr2,
703 &m2))
704 goto Play_Relative_Addresses;
705
706 relend=0;
707 tr2 = m2 = s2 = f2 = f1 = 0;
708 if (5 == sscanf(arg, "%d %d:%d.%d %d", &tr1, &m1, &s1, &f1,
709 &tr2))
710 goto Play_Relative_Addresses;
711
712 tr2 = m2 = s2 = f2 = f1 = 0;
713 if (4 == sscanf(arg, "%d %d:%d %d", &tr1, &m1, &s1, &tr2))
714 goto Play_Relative_Addresses;
715
716 tr2 = m2 = s2 = f2 = f1 = 0;
717 if (4 == sscanf(arg, "%d %d:%d.%d", &tr1, &m1, &s1, &f1))
718 goto Play_Relative_Addresses;
719
720 tr2 = m2 = s2 = f2 = f1 = 0;
721 if (3 == sscanf(arg, "%d %d:%d", &tr1, &m1, &s1))
722 goto Play_Relative_Addresses;
723
724 tr2 = m2 = s2 = f2 = f1 = 0;
725 goto Try_Absolute_Timed_Addresses;
726
727 Play_Relative_Addresses:
728 if (!tr1)
729 tr1 = 1;
730 else if (tr1 > n)
731 tr1 = n;
732
733 toc2msf(tr1-1, &tm, &ts, &tf);
734 addmsf(&m1, &s1, &f1, tm, ts, tf);
735
736 toc2msf(tr1, &tm, &ts, &tf);
737
738 if ((m1 > tm) || ((m1 == tm) && ((s1 > ts) || ((s1 == ts) &&
739 (f1 > tf))))) {
740 warnx("Track %d is not that long.", tr1);
741 return (0);
742 }
743 tr1--; /* XXXXX ???? */
744
745
746 if (!tr2) {
747 if (relend) {
748 tr2 = tr1;
749
750 addmsf(&m2, &s2, &f2, m1, s1, f1);
751 } else {
752 tr2 = n;
753
754 toc2msf(n, &m2, &s2, &f2);
755 }
756 } else {
757 if (tr2 > n) {
758 tr2 = n;
759 m2 = s2 = f2 = 0;
760 } else {
761 if (relend)
762 tr2--;
763
764 toc2msf(tr2, &tm, &ts, &tf);
765 addmsf(&m2, &s2, &f2, tm, ts, tf);
766 }
767 }
768
769 toc2msf(n, &tm, &ts, &tf);
770
771 if ((tr2 < n) && ((m2 > tm) || ((m2 == tm) && ((s2 > ts) ||
772 ((s2 == ts) && (f2 > tf)))))) {
773 warnx("The playing time of the disc is not that long.");
774 return (0);
775 }
776
777 return (play_msf(m1, s1, f1, m2, s2, f2));
778
779 Try_Absolute_Timed_Addresses:
780 m2 = UINT_MAX;
781
782 if (6 != sscanf(arg, "%d:%d.%d%d:%d.%d",
783 &m1, &s1, &f1, &m2, &s2, &f2) &&
784 5 != sscanf(arg, "%d:%d.%d%d:%d", &m1, &s1, &f1, &m2, &s2) &&
785 5 != sscanf(arg, "%d:%d%d:%d.%d", &m1, &s1, &m2, &s2, &f2) &&
786 3 != sscanf(arg, "%d:%d.%d", &m1, &s1, &f1) &&
787 4 != sscanf(arg, "%d:%d%d:%d", &m1, &s1, &m2, &s2) &&
788 2 != sscanf(arg, "%d:%d", &m1, &s1))
789 goto Clean_up;
790
791 if (m2 == UINT_MAX) {
792 if (msf) {
793 m2 = toc_buffer[n].addr.msf.minute;
794 s2 = toc_buffer[n].addr.msf.second;
795 f2 = toc_buffer[n].addr.msf.frame;
796 } else {
797 lba2msf(toc_buffer[n].addr.lba, &tm, &ts, &tf);
798 m2 = tm;
799 s2 = ts;
800 f2 = tf;
801 }
802 }
803 return (play_msf(m1, s1, f1, m2, s2, f2));
804 }
805
806 /*
807 * Play track trk1 [ .idx1 ] [ trk2 [ .idx2 ] ]
808 */
809 if (4 != sscanf(arg, "%d.%d%d.%d", &start, &istart, &end, &iend) &&
810 3 != sscanf(arg, "%d.%d%d", &start, &istart, &end) &&
811 3 != sscanf(arg, "%d%d.%d", &start, &end, &iend) &&
812 2 != sscanf(arg, "%d.%d", &start, &istart) &&
813 2 != sscanf(arg, "%d%d", &start, &end) &&
814 1 != sscanf(arg, "%d", &start))
815 goto Clean_up;
816
817 if (end == 0)
818 end = n;
819 return (play_track(start, istart, end, iend));
820
821 Clean_up:
822 warnx("invalid command arguments");
823 return (0);
824 }
825
826 void
827 sig_timer(int sig)
828 {
829 int aulen, auwr, fpw;
830 sigset_t anymore;
831
832 sigpending(&anymore);
833 if (sigismember(&anymore, SIGALRM))
834 return;
835 if (digital) {
836 if (!da.playing)
837 return;
838 if (da.changed) {
839 da.lba_current = da.lba_start;
840 da.changed = 0;
841 }
842 /* read frames into circular buffer */
843 fpw = da.lba_end - da.lba_current + 1;
844 if (fpw > da.fpw)
845 fpw = da.fpw;
846 if (fpw > 0) {
847 aulen = readaudio(fd, da.lba_current, fpw, da.aubuf);
848 if (aulen > 0) {
849 auwr = write(da.afd, da.aubuf, aulen);
850 da.lba_current += fpw;
851 }
852 }
853 if (da.lba_current > da.lba_end)
854 da.playing = 0;
855 }
856 if (shuffle)
857 skip(0, 0);
858 #if 0
859 sched_yield();
860 #endif
861 setitimer(ITIMER_REAL, &itv_timer, NULL);
862 }
863
864 int
865 skip(int dir, int fromuser)
866 {
867 char str[16];
868 int rv, trk, idx, m, s, f;
869 struct ioc_toc_header h;
870
871 if ((rv = ioctl(fd, CDIOREADTOCHEADER, &h)) < 0) {
872 warn("ioctl(CDIOREADTOCHEADER)");
873 return (rv);
874 }
875 if ((rv = get_status(&trk, &idx, &m, &s, &f)) < 0)
876 return (rv);
877
878 if (dir == 0 || shuffle != 0) {
879 if (fromuser || (rv != CD_AS_PLAY_IN_PROGRESS &&
880 rv != CD_AS_PLAY_PAUSED))
881 trk = shuffle < 0 ? (-shuffle) :
882 (int)((h.starting_track +
883 arc4random() % (h.ending_track - h.starting_track + 1)));
884 else
885 return (0);
886 } else {
887 trk += dir;
888 if (trk > h.ending_track)
889 trk = h.starting_track;
890 else if(trk < h.starting_track)
891 trk = h.ending_track;
892 }
893
894 if (shuffle)
895 snprintf(str, sizeof(str), "%d %d", trk, trk);
896 else
897 snprintf(str, sizeof(str), "%d", trk);
898
899 return (play(str, 0));
900 }
901
902 const char *
903 strstatus(int sts)
904 {
905 const char *str;
906
907 switch (sts) {
908 case CD_AS_AUDIO_INVALID:
909 str = "invalid";
910 break;
911 case CD_AS_PLAY_IN_PROGRESS:
912 str = "playing";
913 break;
914 case CD_AS_PLAY_PAUSED:
915 str = "paused";
916 break;
917 case CD_AS_PLAY_COMPLETED:
918 str = "completed";
919 break;
920 case CD_AS_PLAY_ERROR:
921 str = "error";
922 break;
923 case CD_AS_NO_STATUS:
924 str = "not playing";
925 break;
926 default:
927 str = "<unknown>";
928 break;
929 }
930
931 return (str);
932 }
933
934 int
935 print_status(const char *arg)
936 {
937 struct cd_sub_channel_info data;
938 struct ioc_read_subchannel ss;
939 int rv, trk, idx, m, s, f;
940 struct ioc_vol v;
941
942 if ((rv = get_status(&trk, &idx, &m, &s, &f)) >= 0) {
943 printf("audio status:\t%s\n", strstatus(rv));
944 printf("current track:\t%d\n", trk);
945 if (!digital)
946 printf("current index:\t%d\n", idx);
947 printf("position:\t%d:%02d.%02d\n", m, s, f);
948 } else
949 printf("audio status:\tno info available\n");
950
951 if (shuffle < 0)
952 printf("single track:\t%d\n", -shuffle);
953 else
954 printf("shuffle play:\t%s\n", (shuffle != 0) ? "on" : "off");
955 if (digital)
956 printf("digital xfer:\tto %s "
957 "(%d frames per wakeup, %lld.%06lds period)\n",
958 da.auname, da.fpw,
959 (long long)itv_timer.it_interval.tv_sec,
960
961 (long)itv_timer.it_interval.tv_usec);
962 else
963 printf("digital xfer:\toff\n");
964
965 bzero(&ss, sizeof(ss));
966 ss.data = &data;
967 ss.data_len = sizeof(data);
968 ss.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
969 ss.data_format = CD_MEDIA_CATALOG;
970
971 if (!digital && ioctl(fd, CDIOCREADSUBCHANNEL, (char *) &ss) >= 0) {
972 printf("media catalog:\t%sactive",
973 ss.data->what.media_catalog.mc_valid ? "" : "in");
974 if (ss.data->what.media_catalog.mc_valid &&
975 ss.data->what.media_catalog.mc_number[0])
976 printf(" (%.15s)",
977 ss.data->what.media_catalog.mc_number);
978 putchar('\n');
979 } else
980 printf("media catalog:\tnone\n");
981
982 if (digital)
983 return (0);
984 if (ioctl(fd, CDIOCGETVOL, &v) >= 0) {
985 printf("left volume:\t%d\n", v.vol[0]);
986 printf("right volume:\t%d\n", v.vol[1]);
987 } else {
988 printf("left volume:\tnot available\n");
989 printf("right volume:\tnot available\n");
990 }
991
992 ; return (0);
993 }
994
995 int
996 info(const char *arg)
997 {
998 struct ioc_toc_header h;
999 int rc, i, n;
1000
1001 if ((rc = ioctl(fd, CDIOREADTOCHEADER, &h)) < 0) {
1002 warn("ioctl(CDIOREADTOCHEADER)");
1003 return (rc);
1004 }
1005
1006 n = h.ending_track - h.starting_track + 1;
1007 rc = read_toc_entrys((n + 1) * sizeof(struct cd_toc_entry));
1008 if (rc < 0)
1009 return (rc);
1010
1011 printf("track start duration block length type\n");
1012 printf("--------------------------------------------------\n");
1013
1014 for (i = 0; i < n; i++) {
1015 printf("%5d ", toc_buffer[i].track);
1016 print_track(toc_buffer + i);
1017 }
1018 printf(" - "); /* Lead-out area */
1019 print_track(toc_buffer + n);
1020 return (0);
1021 }
1022
1023 void
1024 lba2msf(u_long lba, u_int *m, u_int *s, u_int *f)
1025 {
1026
1027 lba += 150; /* block start offset */
1028 lba &= 0xffffff; /* negative lbas use only 24 bits */
1029 *m = lba / (60 * 75);
1030 lba %= (60 * 75);
1031 *s = lba / 75;
1032 *f = lba % 75;
1033 }
1034
1035 u_int
1036 msf2lba(u_int m, u_int s, u_int f)
1037 {
1038
1039 return (((m * 60) + s) * 75 + f) - 150;
1040 }
1041
1042 void
1043 print_track(struct cd_toc_entry *e)
1044 {
1045 int block, next, len;
1046 u_int m, s, f;
1047
1048 if (msf) {
1049 /* Print track start */
1050 printf("%2d:%02d.%02d ", e->addr.msf.minute,
1051 e->addr.msf.second, e->addr.msf.frame);
1052
1053 block = msf2lba(e->addr.msf.minute, e->addr.msf.second,
1054 e->addr.msf.frame);
1055 } else {
1056 block = e->addr.lba;
1057 lba2msf(block, &m, &s, &f);
1058 /* Print track start */
1059 printf("%2d:%02d.%02d ", m, s, f);
1060 }
1061 if (e->track > CD_MAX_TRACK) {
1062 /* lead-out area -- print block */
1063 printf(" - %6d - lead-out\n", block);
1064 return;
1065 }
1066 if (msf)
1067 next = msf2lba(e[1].addr.msf.minute, e[1].addr.msf.second,
1068 e[1].addr.msf.frame);
1069 else
1070 next = e[1].addr.lba;
1071 len = next - block;
1072 /* XXX: take into account the 150 frame start offset time */
1073 /* XXX: this is a mis-use of lba2msf() because 'len' is a */
1074 /* XXX: length in frames and not a LBA! */
1075 lba2msf(len - 150, &m, &s, &f);
1076
1077 /* Print duration, block, length, type */
1078 printf("%2d:%02d.%02d %6d %6d %8s\n", m, s, f, block, len,
1079 (e->control & 4) ? "data" : "audio");
1080 }
1081
1082 int
1083 play_track(int tstart, int istart, int tend, int iend)
1084 {
1085 struct ioc_play_track t;
1086 int rv;
1087
1088 if (digital) {
1089 tstart--;
1090 if (msf) {
1091 return (play_msf(toc_buffer[tstart].addr.msf.minute,
1092 toc_buffer[tstart].addr.msf.second, toc_buffer[tstart].addr.msf.frame,
1093 toc_buffer[tend].addr.msf.minute, toc_buffer[tend].addr.msf.second,
1094 toc_buffer[tend].addr.msf.frame));
1095 } else
1096 return (play_digital(toc_buffer[tstart].addr.lba,
1097 toc_buffer[tend].addr.lba));
1098 }
1099 t.start_track = tstart;
1100 t.start_index = istart;
1101 t.end_track = tend;
1102 t.end_index = iend;
1103
1104 if ((rv = ioctl(fd, CDIOCPLAYTRACKS, &t)) < 0)
1105 warn("ioctl(CDIOCPLAYTRACKS)");
1106 return (rv);
1107 }
1108
1109 int
1110 play_blocks(int blk, int len)
1111 {
1112 struct ioc_play_blocks t;
1113 int rv;
1114
1115 t.blk = blk;
1116 t.len = len;
1117
1118 if ((rv = ioctl(fd, CDIOCPLAYBLOCKS, &t)) < 0)
1119 warn("ioctl(CDIOCPLAYBLOCKS");
1120 return (rv);
1121 }
1122
1123 int
1124 play_digital(start, end)
1125 int start, end;
1126 {
1127 da.lba_start = start;
1128 da.lba_end = --end;
1129 da.changed = da.playing = 1;
1130 return (0);
1131 }
1132
1133 int
1134 setvol(int left, int right)
1135 {
1136 struct ioc_vol v;
1137 int rv;
1138
1139 v.vol[0] = left;
1140 v.vol[1] = right;
1141 v.vol[2] = 0;
1142 v.vol[3] = 0;
1143
1144 if ((rv = ioctl(fd, CDIOCSETVOL, &v)) < 0)
1145 warn("ioctl(CDIOCSETVOL)");
1146 return (rv);
1147 }
1148
1149 int
1150 read_toc_entrys(int len)
1151 {
1152 struct ioc_read_toc_entry t;
1153 int rv;
1154
1155 t.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
1156 t.starting_track = 0;
1157 t.data_len = len;
1158 t.data = toc_buffer;
1159
1160 if ((rv = ioctl(fd, CDIOREADTOCENTRYS, &t)) < 0)
1161 warn("ioctl(CDIOREADTOCENTRYS)");
1162 tbvalid = 1;
1163 return (rv);
1164 }
1165
1166 int
1167 play_msf(int start_m, int start_s, int start_f, int end_m, int end_s,
1168 int end_f)
1169 {
1170 struct ioc_play_msf a;
1171 int rv;
1172
1173 if (digital)
1174 return (play_digital(msf2lba(start_m, start_s, start_f),
1175 msf2lba(end_m, end_s, end_f)));
1176 a.start_m = start_m;
1177 a.start_s = start_s;
1178 a.start_f = start_f;
1179 a.end_m = end_m;
1180 a.end_s = end_s;
1181 a.end_f = end_f;
1182
1183 if ((rv = ioctl(fd, CDIOCPLAYMSF, &a)) < 0)
1184 warn("ioctl(CDIOCPLAYMSF)");
1185 return (rv);
1186 }
1187
1188 int
1189 get_status(int *trk, int *idx, int *min, int *sec, int *frame)
1190 {
1191 struct ioc_read_subchannel s;
1192 struct cd_sub_channel_info data;
1193 struct ioc_toc_header h;
1194 u_int mm, ss, ff;
1195 int rv;
1196 int i, n, rc;
1197 uint32_t lba;
1198
1199 if (!tbvalid) {
1200 if ((rc = ioctl(fd, CDIOREADTOCHEADER, &h)) < 0) {
1201 warn("ioctl(CDIOREADTOCHEADER)");
1202 return (rc);
1203 }
1204
1205 n = h.ending_track - h.starting_track + 1;
1206 rc = read_toc_entrys((n + 1) * sizeof(struct cd_toc_entry));
1207 if (rc < 0)
1208 return (rc);
1209 }
1210
1211 #define SWAPLBA(x) (msf?be32toh(x):(x))
1212 if (digital && da.playing) {
1213 lba = da.lba_current + 150;
1214 for (i = 1; i < 99; i++) {
1215 if (lba < SWAPLBA(toc_buffer[i].addr.lba)) {
1216 lba -= SWAPLBA(toc_buffer[i - 1].addr.lba);
1217 *trk = i;
1218 break;
1219 }
1220 }
1221 lba2msf(lba - 150, &mm, &ss, &ff);
1222 *min = mm;
1223 *sec = ss;
1224 *frame = ff;
1225 *idx = 0;
1226 return CD_AS_PLAY_IN_PROGRESS;
1227 }
1228 bzero(&s, sizeof(s));
1229 s.data = &data;
1230 s.data_len = sizeof(data);
1231 s.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
1232 s.data_format = CD_CURRENT_POSITION;
1233
1234 if ((rv = ioctl(fd, CDIOCREADSUBCHANNEL, &s)) < 0) {
1235 warn("ioctl(CDIOCREADSUBCHANNEL)");
1236 return (rv);
1237 }
1238
1239 *trk = s.data->what.position.track_number;
1240 *idx = s.data->what.position.index_number;
1241 if (msf) {
1242 *min = s.data->what.position.reladdr.msf.minute;
1243 *sec = s.data->what.position.reladdr.msf.second;
1244 *frame = s.data->what.position.reladdr.msf.frame;
1245 } else {
1246 lba2msf(s.data->what.position.reladdr.lba, &mm,
1247 &ss, &ff);
1248 *min = mm;
1249 *sec = ss;
1250 *frame = ff;
1251 }
1252
1253 return (s.data->header.audio_status);
1254 }
1255
1256 const char *
1257 prompt(void)
1258 {
1259
1260 return ("cdplay> ");
1261 }
1262
1263 const char *
1264 parse(char *buf, int *cmd)
1265 {
1266 const struct cmdtab *c, *mc;
1267 char *p, *q;
1268 unsigned int len;
1269
1270 for (p = buf; isspace((unsigned char)*p); p++)
1271 continue;
1272
1273 if (isdigit((unsigned char)*p) || (p[0] == '#' && isdigit((unsigned char)p[1]))) {
1274 *cmd = CMD_PLAY;
1275 return (p);
1276 }
1277
1278 for (buf = p; *p != '\0' && !isspace((unsigned char)*p); p++)
1279 continue;
1280
1281 if ((len = p - buf) == 0)
1282 return (0);
1283
1284 if (*p != '\0') { /* It must be a spacing character! */
1285 *p++ = 0;
1286 for (q = p; *q != '\0' && *q != '\n' && *q != '\r'; q++)
1287 continue;
1288 *q = 0;
1289 }
1290
1291 *cmd = -1;
1292
1293 mc = cmdtab + sizeof(cmdtab) / sizeof(cmdtab[0]);
1294 for (c = cmdtab; c < mc; c++) {
1295 /* Is it an exact match? */
1296 if (strcasecmp(buf, c->name) == 0) {
1297 *cmd = c->command;
1298 break;
1299 }
1300 /* Try short hand forms then... */
1301 if (len >= c->min && strncasecmp(buf, c->name, len) == 0) {
1302 if (*cmd != -1 && *cmd != (int)c->command) {
1303 warnx("ambiguous command");
1304 return (0);
1305 }
1306 *cmd = c->command;
1307 }
1308 }
1309
1310 if (*cmd == -1) {
1311 warnx("invalid command, enter ``help'' for commands");
1312 return (0);
1313 }
1314
1315 while (isspace((unsigned char)*p))
1316 p++;
1317 return (p);
1318 }
1319
1320 int
1321 opencd(void)
1322 {
1323 char devbuf[80];
1324
1325 if (fd > -1)
1326 return (1);
1327
1328 fd = opendisk(cdname, O_RDONLY, devbuf, sizeof(devbuf), 0);
1329 if (fd < 0) {
1330 if (errno == ENXIO) {
1331 /*
1332 * ENXIO has an overloaded meaning here. The
1333 * original "Device not configured" should be
1334 * interpreted as "No disc in drive %s".
1335 */
1336 warnx("no disc in drive %s", devbuf);
1337 return (0);
1338 }
1339 err(EXIT_FAILURE, "%s", devbuf);
1340 }
1341 return (1);
1342 }
1343
1344 int
1345 openaudio()
1346 {
1347 audio_info_t ai;
1348 audio_encoding_t ae;
1349 int rc, aei;
1350
1351 if (da.afd > -1)
1352 return (1);
1353 da.afd = open(da.auname, O_WRONLY);
1354 if (da.afd < 0) {
1355 warn("openaudio");
1356 return (0);
1357 }
1358 AUDIO_INITINFO(&ai);
1359 ae.index = 0;
1360 aei = -1;
1361 rc = ioctl(da.afd, AUDIO_GETENC, &ae);
1362 do {
1363 if (ae.encoding == AUDIO_ENCODING_SLINEAR_LE && ae.precision == 16)
1364 aei = ae.index;
1365 ae.index++;
1366 rc = ioctl(da.afd, AUDIO_GETENC, &ae);
1367 } while (rc == 0);
1368 if (aei == -1) {
1369 warn("No suitable audio encoding found!");
1370 close(da.afd);
1371 da.afd = -1;
1372 return (0);
1373 }
1374 ai.mode = AUMODE_PLAY_ALL;
1375 ai.play.sample_rate = 44100;
1376 ai.play.channels = 2;
1377 ai.play.precision = 16;
1378 ai.play.encoding = AUDIO_ENCODING_SLINEAR_LE;
1379 ai.blocksize = 0;
1380 rc = ioctl(da.afd, AUDIO_SETINFO, &ai);
1381 if (rc < 0) {
1382 warn("AUDIO_SETINFO");
1383 close(da.afd);
1384 da.afd = -1;
1385 return (0);
1386 }
1387 return (1);
1388 }
1389
1390 int
1391 readaudio(afd, lba, blocks, data)
1392 int afd, lba, blocks;
1393 u_char *data;
1394 {
1395 struct scsireq sc;
1396 int rc;
1397
1398 memset(&sc, 0, sizeof(sc));
1399 sc.cmd[0] = 0xBE;
1400 sc.cmd[1] = 1 << 2;
1401 sc.cmd[2] = (lba >> 24) & 0xff;
1402 sc.cmd[3] = (lba >> 16) & 0xff;
1403 sc.cmd[4] = (lba >> 8) & 0xff;
1404 sc.cmd[5] = lba & 0xff;
1405 sc.cmd[6] = (blocks >> 16) & 0xff;
1406 sc.cmd[7] = (blocks >> 8) & 0xff;
1407 sc.cmd[8] = blocks & 0xff;
1408 sc.cmd[9] = 1 << 4;
1409 sc.cmd[10] = 0;
1410 sc.cmdlen = 12;
1411 sc.databuf = (caddr_t) data;
1412 sc.datalen = CDDA_SIZE * blocks;
1413 sc.senselen = sizeof(sc.sense);
1414 sc.flags = SCCMD_READ;
1415 sc.timeout = 10000; /* 10s */
1416 rc = ioctl(afd, SCIOCCOMMAND, &sc);
1417 if (rc < 0 || sc.retsts != SCCMD_OK) {
1418 if (da.read_errors < 10) {
1419 warnx("scsi cmd failed: retsts %d status %d\n",
1420 sc.retsts, sc.status);
1421 }
1422 da.read_errors++;
1423 return -1;
1424 }
1425 return CDDA_SIZE * blocks;
1426 }
1427
1428 void
1429 toc2msf(u_int i, u_int *m, u_int *s, u_int *f)
1430 {
1431 struct cd_toc_entry *ctep;
1432
1433 assert(i <= CD_MAX_TRACK);
1434
1435 ctep = &toc_buffer[i];
1436
1437 if (msf) {
1438 *m = ctep->addr.msf.minute;
1439 *s = ctep->addr.msf.second;
1440 *f = ctep->addr.msf.frame;
1441 } else {
1442 lba2msf(ctep->addr.lba, m, s, f);
1443 }
1444 }
1445
1446 int
1447 toc2lba(u_int i)
1448 {
1449 struct cd_toc_entry *ctep;
1450
1451 assert(i > 0);
1452 assert(i <= CD_MAX_TRACK);
1453
1454 ctep = &toc_buffer[i-1];
1455
1456 if (msf) {
1457 return msf2lba(
1458 ctep->addr.msf.minute,
1459 ctep->addr.msf.second,
1460 ctep->addr.msf.frame);
1461 } else {
1462 return (ctep->addr.lba);
1463 }
1464 }
1465
1466 void
1467 addmsf(u_int *m, u_int *s, u_int *f, u_int m2, u_int s2, u_int f2)
1468 {
1469 *f += f2;
1470 if (*f > 75) {
1471 *s += *f / 75;
1472 *f %= 75;
1473 }
1474
1475 *s += s2;
1476 if (*s > 60) {
1477 *m += *s / 60;
1478 *s %= 60;
1479 }
1480
1481 *m += m2;
1482 }
NetBSD on the FriendlyARM MINI2440