2 * Compact Disc Control Utility by Serge V. Vakulenko <vak@cronyx.ru>.
3 * Based on the non-X based CD player by Jean-Marc Zucconi and
6 * Fixed and further modified on 5-Sep-1995 by Jukka Ukkonen <jau@funet.fi>.
8 * 11-Sep-1995: Jukka A. Ukkonen <jau@funet.fi>
9 * A couple of further fixes to my own earlier "fixes".
11 * 18-Sep-1995: Jukka A. Ukkonen <jau@funet.fi>
12 * Added an ability to specify addresses relative to the
13 * beginning of a track. This is in fact a variation of
14 * doing the simple play_msf() call.
16 * 11-Oct-1995: Serge V.Vakulenko <vak@cronyx.ru>
17 * New eject algorithm.
18 * Some code style reformatting.
20 * 13-Dec-1999: Knut A. Syed <kas@kas.no>
21 * Volume-command modified. If used with only one
22 * parameter it now sets both channels. If used without
23 * parameters it will print volume-info.
26 * 27-Jun-2008 Pietro Cerutti <gahr@FreeBSD.org>
27 * Further enhancement to volume. Values not in range 0-255
28 * are now reduced to be in range. This prevents overflow in
29 * the uchar storing the volume (256 -> 0, -20 -> 236, ...).
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD$");
38 #include <sys/cdrio.h>
40 #include <sys/ioctl.h>
41 #include <sys/param.h>
42 #include <arpa/inet.h>
55 #define VERSION "2.0.2"
57 #define ASTS_INVALID 0x00 /* Audio status byte not valid */
58 #define ASTS_PLAYING 0x11 /* Audio play operation in progress */
59 #define ASTS_PAUSED 0x12 /* Audio play operation paused */
60 #define ASTS_COMPLETED 0x13 /* Audio play operation successfully completed */
61 #define ASTS_ERROR 0x14 /* Audio play operation stopped due to error */
62 #define ASTS_VOID 0x15 /* No current audio status to return */
64 #ifdef DEFAULT_CD_DRIVE
65 # error "Setting DEFAULT_CD_DRIVE is no longer supported"
84 #define CMD_PREVIOUS 17
86 #define STATUS_AUDIO 0x1
87 #define STATUS_MEDIA 0x2
88 #define STATUS_VOLUME 0x4
96 { CMD_CLOSE, "close", 1, "" },
97 { CMD_DEBUG, "debug", 1, "on | off" },
98 { CMD_EJECT, "eject", 1, "" },
99 { CMD_HELP, "?", 1, 0 },
100 { CMD_HELP, "help", 1, "" },
101 { CMD_INFO, "info", 1, "" },
102 { CMD_NEXT, "next", 1, "" },
103 { CMD_PAUSE, "pause", 2, "" },
104 { CMD_PLAY, "play", 1, "min1:sec1[.fram1] [min2:sec2[.fram2]]" },
105 { CMD_PLAY, "play", 1, "track1[.index1] [track2[.index2]]" },
106 { CMD_PLAY, "play", 1, "tr1 m1:s1[.f1] [[tr2] [m2:s2[.f2]]]" },
107 { CMD_PLAY, "play", 1, "[#block [len]]" },
108 { CMD_PREVIOUS, "previous", 2, "" },
109 { CMD_QUIT, "quit", 1, "" },
110 { CMD_RESET, "reset", 4, "" },
111 { CMD_RESUME, "resume", 1, "" },
112 { CMD_SET, "set", 2, "msf | lba" },
113 { CMD_STATUS, "status", 1, "[audio | media | volume]" },
114 { CMD_STOP, "stop", 3, "" },
115 { CMD_VOLUME, "volume", 1,
116 "<l&r> <l> <r> | left | right | mute | mono | stereo" },
117 { CMD_CDID, "cdid", 2, "" },
118 { CMD_SPEED, "speed", 2, "speed" },
122 struct cd_toc_entry toc_buffer[100];
129 int setvol(int, int);
130 int read_toc_entrys(int);
131 int play_msf(int, int, int, int, int, int);
132 int play_track(int, int, int, int);
133 int get_vol(int *, int *);
134 int status(int *, int *, int *, int *);
136 int next_prev(char *arg, int);
140 int pstatus(char *arg);
142 void prtrack(struct cd_toc_entry *e, int lastflag);
143 void lba2msf(unsigned long lba, u_char *m, u_char *s, u_char *f);
144 unsigned int msf2lba(u_char m, u_char s, u_char f);
145 int play_blocks(int blk, int len);
146 int run(int cmd, char *arg);
147 char *parse(char *buf, int *cmd);
150 char *use_cdrom_instead(const char *);
151 __const char *strstatus(int);
152 static u_int dbprog_discid(void);
153 __const char *cdcontrol_prompt(void);
162 for (c=cmdtab; c->name; ++c) {
166 for (i = c->min, s = c->name; *s; s++, i--) {
174 printf (" %s", c->args);
177 printf ("\n\tThe word \"play\" is not required for the play commands.\n");
178 printf ("\tThe plain target address is taken as a synonym for play.\n");
183 fprintf (stderr, "usage: cdcontrol [-sv] [-f device] [command ...]\n");
187 char *use_cdrom_instead(const char *old_envvar)
191 device = getenv(old_envvar);
193 warnx("%s environment variable deprecated, "
194 "please use CDROM in the future.", old_envvar);
199 int main (int argc, char **argv)
205 switch (getopt (argc, argv, "svhf:")) {
226 if (argc > 0 && ! strcasecmp (*argv, "help"))
230 cdname = getenv("CDROM");
234 cdname = use_cdrom_instead("MUSIC_CD");
236 cdname = use_cdrom_instead("CD_DRIVE");
238 cdname = use_cdrom_instead("DISC");
240 cdname = use_cdrom_instead("CDPLAY");
246 for (p=buf; argc-->0; ++argv) {
247 len = strlen (*argv);
249 if (p + len >= buf + sizeof (buf) - 1)
259 arg = parse (buf, &cmd);
261 if (rc < 0 && verbose)
268 verbose = isatty (0);
271 printf ("Compact Disc Control utility, version %s\n", VERSION);
272 printf ("Type `?' for command list\n\n");
277 if (run (cmd, arg) < 0) {
287 int run (int cmd, char *arg)
298 if (fd < 0 && ! open_cd ())
304 if (fd < 0 && ! open_cd ())
310 if (fd < 0 && ! open_cd ())
313 return pstatus (arg);
317 if (fd < 0 && ! open_cd ())
320 while (isspace (*arg))
323 return next_prev (arg, cmd);
326 if (fd < 0 && ! open_cd ())
329 return ioctl (fd, CDIOCPAUSE);
332 if (fd < 0 && ! open_cd ())
335 return ioctl (fd, CDIOCRESUME);
338 if (fd < 0 && ! open_cd ())
341 rc = ioctl (fd, CDIOCSTOP);
343 (void) ioctl (fd, CDIOCALLOW);
348 if (fd < 0 && ! open_cd ())
351 rc = ioctl (fd, CDIOCRESET);
359 if (fd < 0 && ! open_cd ())
362 if (! strcasecmp (arg, "on"))
363 return ioctl (fd, CDIOCSETDEBUG);
365 if (! strcasecmp (arg, "off"))
366 return ioctl (fd, CDIOCCLRDEBUG);
368 warnx("invalid command arguments");
373 if (fd < 0 && ! open_cd ())
376 (void) ioctl (fd, CDIOCALLOW);
377 rc = ioctl (fd, CDIOCEJECT);
383 if (fd < 0 && ! open_cd ())
386 (void) ioctl (fd, CDIOCALLOW);
387 rc = ioctl (fd, CDIOCCLOSE);
395 if (fd < 0 && ! open_cd ())
398 while (isspace (*arg))
404 if (! strcasecmp (arg, "msf"))
406 else if (! strcasecmp (arg, "lba"))
409 warnx("invalid command arguments");
413 if (fd < 0 && !open_cd ())
416 if (! strlen (arg)) {
417 char volume[] = "volume";
419 return pstatus (volume);
422 if (! strncasecmp (arg, "left", strlen(arg)))
423 return ioctl (fd, CDIOCSETLEFT);
425 if (! strncasecmp (arg, "right", strlen(arg)))
426 return ioctl (fd, CDIOCSETRIGHT);
428 if (! strncasecmp (arg, "mono", strlen(arg)))
429 return ioctl (fd, CDIOCSETMONO);
431 if (! strncasecmp (arg, "stereo", strlen(arg)))
432 return ioctl (fd, CDIOCSETSTERIO);
434 if (! strncasecmp (arg, "mute", strlen(arg)))
435 return ioctl (fd, CDIOCSETMUTE);
437 count = sscanf (arg, "%d %d", &l, &r);
439 return setvol (l, l);
441 return setvol (l, r);
442 warnx("invalid command arguments");
446 if (fd < 0 && ! open_cd ())
450 if (strcasecmp("max", arg) == 0)
451 speed = CDR_MAX_SPEED;
453 speed = strtol(arg, NULL, 10) * 177;
454 if (speed <= 0 || speed > INT_MAX) {
455 warnx("invalid command arguments %s", arg);
458 return ioctl(fd, CDRIOCREADSPEED, &speed);
470 struct ioc_toc_header h;
472 int rc, start, end = 0, istart = 1, iend = 1;
474 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
479 n = h.ending_track - h.starting_track + 1;
480 rc = read_toc_entrys ((n + 1) * sizeof (struct cd_toc_entry));
485 if (! arg || ! *arg) {
486 /* Play the whole disc */
488 return play_blocks (0, msf2lba (toc_buffer[n].addr.msf.minute,
489 toc_buffer[n].addr.msf.second,
490 toc_buffer[n].addr.msf.frame));
492 return play_blocks (0, ntohl(toc_buffer[n].addr.lba));
495 if (strchr (arg, '#')) {
496 /* Play block #blk [ len ] */
499 if (2 != sscanf (arg, "#%d%d", &blk, &len) &&
500 1 != sscanf (arg, "#%d", &blk))
505 len = msf2lba (toc_buffer[n].addr.msf.minute,
506 toc_buffer[n].addr.msf.second,
507 toc_buffer[n].addr.msf.frame) - blk;
509 len = ntohl(toc_buffer[n].addr.lba) - blk;
511 return play_blocks (blk, len);
514 if (strchr (arg, ':')) {
516 * Play MSF m1:s1 [ .f1 ] [ m2:s2 [ .f2 ] ]
518 * Will now also undestand timed addresses relative
519 * to the beginning of a track in the form...
521 * tr1 m1:s1[.f1] [[tr2] [m2:s2[.f2]]]
524 unsigned m1, m2, s1, s2, f1, f2;
525 unsigned char tm, ts, tf;
527 tr2 = m2 = s2 = f2 = f1 = 0;
528 if (8 == sscanf (arg, "%d %d:%d.%d %d %d:%d.%d",
529 &tr1, &m1, &s1, &f1, &tr2, &m2, &s2, &f2))
530 goto Play_Relative_Addresses;
532 tr2 = m2 = s2 = f2 = f1 = 0;
533 if (7 == sscanf (arg, "%d %d:%d %d %d:%d.%d",
534 &tr1, &m1, &s1, &tr2, &m2, &s2, &f2))
535 goto Play_Relative_Addresses;
537 tr2 = m2 = s2 = f2 = f1 = 0;
538 if (7 == sscanf (arg, "%d %d:%d.%d %d %d:%d",
539 &tr1, &m1, &s1, &f1, &tr2, &m2, &s2))
540 goto Play_Relative_Addresses;
542 tr2 = m2 = s2 = f2 = f1 = 0;
543 if (7 == sscanf (arg, "%d %d:%d.%d %d:%d.%d",
544 &tr1, &m1, &s1, &f1, &m2, &s2, &f2))
545 goto Play_Relative_Addresses;
547 tr2 = m2 = s2 = f2 = f1 = 0;
548 if (6 == sscanf (arg, "%d %d:%d.%d %d:%d",
549 &tr1, &m1, &s1, &f1, &m2, &s2))
550 goto Play_Relative_Addresses;
552 tr2 = m2 = s2 = f2 = f1 = 0;
553 if (6 == sscanf (arg, "%d %d:%d %d:%d.%d",
554 &tr1, &m1, &s1, &m2, &s2, &f2))
555 goto Play_Relative_Addresses;
557 tr2 = m2 = s2 = f2 = f1 = 0;
558 if (6 == sscanf (arg, "%d %d:%d.%d %d %d",
559 &tr1, &m1, &s1, &f1, &tr2, &m2))
560 goto Play_Relative_Addresses;
562 tr2 = m2 = s2 = f2 = f1 = 0;
563 if (5 == sscanf (arg, "%d %d:%d %d:%d", &tr1, &m1, &s1, &m2, &s2))
564 goto Play_Relative_Addresses;
566 tr2 = m2 = s2 = f2 = f1 = 0;
567 if (5 == sscanf (arg, "%d %d:%d %d %d",
568 &tr1, &m1, &s1, &tr2, &m2))
569 goto Play_Relative_Addresses;
571 tr2 = m2 = s2 = f2 = f1 = 0;
572 if (5 == sscanf (arg, "%d %d:%d.%d %d",
573 &tr1, &m1, &s1, &f1, &tr2))
574 goto Play_Relative_Addresses;
576 tr2 = m2 = s2 = f2 = f1 = 0;
577 if (4 == sscanf (arg, "%d %d:%d %d", &tr1, &m1, &s1, &tr2))
578 goto Play_Relative_Addresses;
580 tr2 = m2 = s2 = f2 = f1 = 0;
581 if (4 == sscanf (arg, "%d %d:%d.%d", &tr1, &m1, &s1, &f1))
582 goto Play_Relative_Addresses;
584 tr2 = m2 = s2 = f2 = f1 = 0;
585 if (3 == sscanf (arg, "%d %d:%d", &tr1, &m1, &s1))
586 goto Play_Relative_Addresses;
588 tr2 = m2 = s2 = f2 = f1 = 0;
589 goto Try_Absolute_Timed_Addresses;
591 Play_Relative_Addresses:
600 tm = toc_buffer[tr1].addr.msf.minute;
601 ts = toc_buffer[tr1].addr.msf.second;
602 tf = toc_buffer[tr1].addr.msf.frame;
604 lba2msf(ntohl(toc_buffer[tr1].addr.lba),
611 printf ("Track %d is not that long.\n", tr1);
630 if (m2 || s2 || f2) {
648 m2 = toc_buffer[n].addr.msf.minute;
649 s2 = toc_buffer[n].addr.msf.second;
650 f2 = toc_buffer[n].addr.msf.frame;
652 lba2msf(ntohl(toc_buffer[n].addr.lba),
659 } else if (tr2 > n) {
666 tm = toc_buffer[tr2].addr.msf.minute;
667 ts = toc_buffer[tr2].addr.msf.second;
668 tf = toc_buffer[tr2].addr.msf.frame;
670 lba2msf(ntohl(toc_buffer[tr2].addr.lba),
688 tm = toc_buffer[n].addr.msf.minute;
689 ts = toc_buffer[n].addr.msf.second;
690 tf = toc_buffer[n].addr.msf.frame;
692 lba2msf(ntohl(toc_buffer[n].addr.lba),
700 printf ("The playing time of the disc is not that long.\n");
703 return (play_msf (m1, s1, f1, m2, s2, f2));
705 Try_Absolute_Timed_Addresses:
706 if (6 != sscanf (arg, "%d:%d.%d%d:%d.%d",
707 &m1, &s1, &f1, &m2, &s2, &f2) &&
708 5 != sscanf (arg, "%d:%d.%d%d:%d", &m1, &s1, &f1, &m2, &s2) &&
709 5 != sscanf (arg, "%d:%d%d:%d.%d", &m1, &s1, &m2, &s2, &f2) &&
710 3 != sscanf (arg, "%d:%d.%d", &m1, &s1, &f1) &&
711 4 != sscanf (arg, "%d:%d%d:%d", &m1, &s1, &m2, &s2) &&
712 2 != sscanf (arg, "%d:%d", &m1, &s1))
717 m2 = toc_buffer[n].addr.msf.minute;
718 s2 = toc_buffer[n].addr.msf.second;
719 f2 = toc_buffer[n].addr.msf.frame;
721 lba2msf(ntohl(toc_buffer[n].addr.lba),
728 return play_msf (m1, s1, f1, m2, s2, f2);
732 * Play track trk1 [ .idx1 ] [ trk2 [ .idx2 ] ]
734 if (4 != sscanf (arg, "%d.%d%d.%d", &start, &istart, &end, &iend) &&
735 3 != sscanf (arg, "%d.%d%d", &start, &istart, &end) &&
736 3 != sscanf (arg, "%d%d.%d", &start, &end, &iend) &&
737 2 != sscanf (arg, "%d.%d", &start, &istart) &&
738 2 != sscanf (arg, "%d%d", &start, &end) &&
739 1 != sscanf (arg, "%d", &start))
744 return (play_track (start, istart, end, iend));
747 warnx("invalid command arguments");
751 int next_prev (char *arg, int cmd)
753 struct ioc_toc_header h;
754 int dir, junk, n, off, rc, trk;
756 dir = (cmd == CMD_NEXT) ? 1 : -1;
757 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
761 n = h.ending_track - h.starting_track + 1;
762 rc = status (&trk, &junk, &junk, &junk);
767 if (sscanf (arg, "%u", &off) != 1) {
768 warnx("invalid command argument");
775 if (trk > h.ending_track)
778 return (play_track (trk, 1, n, 1));
781 const char *strstatus (int sts)
784 case ASTS_INVALID: return ("invalid");
785 case ASTS_PLAYING: return ("playing");
786 case ASTS_PAUSED: return ("paused");
787 case ASTS_COMPLETED: return ("completed");
788 case ASTS_ERROR: return ("error");
789 case ASTS_VOID: return ("void");
790 default: return ("??");
794 int pstatus (char *arg)
797 struct ioc_read_subchannel ss;
798 struct cd_sub_channel_info data;
799 int rc, trk, m, s, f;
801 char *p, vmcn[(4 * 15) + 1];
803 while ((p = strtok(arg, " \t"))) {
805 if (!strncasecmp(p, "audio", strlen(p)))
806 what |= STATUS_AUDIO;
807 else if (!strncasecmp(p, "media", strlen(p)))
808 what |= STATUS_MEDIA;
809 else if (!strncasecmp(p, "volume", strlen(p)))
810 what |= STATUS_VOLUME;
812 warnx("invalid command arguments");
817 what = STATUS_AUDIO|STATUS_MEDIA|STATUS_VOLUME;
818 if (what & STATUS_AUDIO) {
819 rc = status (&trk, &m, &s, &f);
822 printf ("Audio status = %d<%s>, current track = %d, current position = %d:%02d.%02d\n",
823 rc, strstatus (rc), trk, m, s, f);
825 printf ("%d %d %d:%02d.%02d\n", rc, trk, m, s, f);
827 printf ("No current status info available\n");
829 if (what & STATUS_MEDIA) {
830 bzero (&ss, sizeof (ss));
832 ss.data_len = sizeof (data);
833 ss.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
834 ss.data_format = CD_MEDIA_CATALOG;
835 rc = ioctl (fd, CDIOCREADSUBCHANNEL, (char *) &ss);
837 printf("Media catalog is %sactive",
838 ss.data->what.media_catalog.mc_valid ? "": "in");
839 if (ss.data->what.media_catalog.mc_valid &&
840 ss.data->what.media_catalog.mc_number[0])
842 strvisx (vmcn, ss.data->what.media_catalog.mc_number,
843 (sizeof (vmcn) - 1) / 4, VIS_OCTAL | VIS_NL);
844 printf(", number \"%.*s\"", (int)sizeof (vmcn), vmcn);
848 printf("No media catalog info available\n");
850 if (what & STATUS_VOLUME) {
851 rc = ioctl (fd, CDIOCGETVOL, &v);
854 printf ("Left volume = %d, right volume = %d\n",
857 printf ("%d %d\n", v.vol[0], v.vol[1]);
859 printf ("No volume level info available\n");
866 * Convert an integer to its text string representation, and
867 * compute its checksum. Used by dbprog_discid to derive the
871 * n - The integer value.
874 * The integer checksum.
883 /* For backward compatibility this algorithm must not change */
884 sprintf(buf, "%u", n);
885 for (p = buf; *p != '\0'; p++)
894 * Compute a magic disc ID based on the number of tracks,
895 * the length of each track, and a checksum of the string
896 * that represents the offset of each track.
899 * s - Pointer to the curstat_t structure.
902 * The integer disc ID.
907 struct ioc_toc_header h;
913 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
916 ntr = h.ending_track - h.starting_track + 1;
919 rc = read_toc_entrys ((ntr + 1) * sizeof (struct cd_toc_entry));
923 /* For backward compatibility this algorithm must not change */
924 for (i = 0; i < ntr; i++) {
925 #define TC_MM(a) toc_buffer[a].addr.msf.minute
926 #define TC_SS(a) toc_buffer[a].addr.msf.second
927 n += dbprog_sum((TC_MM(i) * 60) + TC_SS(i));
929 t += ((TC_MM(i+1) * 60) + TC_SS(i+1)) -
930 ((TC_MM(i) * 60) + TC_SS(i));
933 return((n % 0xff) << 24 | t << 8 | ntr);
940 id = dbprog_discid();
945 printf ("%08x\n",id);
950 int info (char *arg __unused)
952 struct ioc_toc_header h;
955 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
958 printf ("Starting track = %d, ending track = %d, TOC size = %d bytes\n",
959 h.starting_track, h.ending_track, h.len);
961 printf ("%d %d %d\n", h.starting_track,
962 h.ending_track, h.len);
964 warn("getting toc header");
968 n = h.ending_track - h.starting_track + 1;
969 rc = read_toc_entrys ((n + 1) * sizeof (struct cd_toc_entry));
974 printf ("track start duration block length type\n");
975 printf ("-------------------------------------------------\n");
978 for (i = 0; i < n; i++) {
979 printf ("%5d ", toc_buffer[i].track);
980 prtrack (toc_buffer + i, 0);
982 printf ("%5d ", toc_buffer[n].track);
983 prtrack (toc_buffer + n, 1);
987 void lba2msf (unsigned long lba, u_char *m, u_char *s, u_char *f)
989 lba += 150; /* block start offset */
990 lba &= 0xffffff; /* negative lbas use only 24 bits */
991 *m = lba / (60 * 75);
997 unsigned int msf2lba (u_char m, u_char s, u_char f)
999 return (((m * 60) + s) * 75 + f) - 150;
1002 void prtrack (struct cd_toc_entry *e, int lastflag)
1004 int block, next, len;
1008 /* Print track start */
1009 printf ("%2d:%02d.%02d ", e->addr.msf.minute,
1010 e->addr.msf.second, e->addr.msf.frame);
1012 block = msf2lba (e->addr.msf.minute, e->addr.msf.second,
1015 block = ntohl(e->addr.lba);
1016 lba2msf(block, &m, &s, &f);
1017 /* Print track start */
1018 printf ("%2d:%02d.%02d ", m, s, f);
1021 /* Last track -- print block */
1022 printf (" - %6d - -\n", block);
1027 next = msf2lba (e[1].addr.msf.minute, e[1].addr.msf.second,
1028 e[1].addr.msf.frame);
1030 next = ntohl(e[1].addr.lba);
1032 /* Take into account a start offset time. */
1033 lba2msf (len - 150, &m, &s, &f);
1035 /* Print duration, block, length, type */
1036 printf ("%2d:%02d.%02d %6d %6d %5s\n", m, s, f, block, len,
1037 (e->control & 4) ? "data" : "audio");
1040 int play_track (int tstart, int istart, int tend, int iend)
1042 struct ioc_play_track t;
1044 t.start_track = tstart;
1045 t.start_index = istart;
1049 return ioctl (fd, CDIOCPLAYTRACKS, &t);
1052 int play_blocks (int blk, int len)
1054 struct ioc_play_blocks t;
1059 return ioctl (fd, CDIOCPLAYBLOCKS, &t);
1062 int setvol (int left, int right)
1066 left = left < 0 ? 0 : left > 255 ? 255 : left;
1067 right = right < 0 ? 0 : right > 255 ? 255 : right;
1074 return ioctl (fd, CDIOCSETVOL, &v);
1077 int read_toc_entrys (int len)
1079 struct ioc_read_toc_entry t;
1081 t.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
1082 t.starting_track = 0;
1084 t.data = toc_buffer;
1086 return (ioctl (fd, CDIOREADTOCENTRYS, (char *) &t));
1089 int play_msf (int start_m, int start_s, int start_f,
1090 int end_m, int end_s, int end_f)
1092 struct ioc_play_msf a;
1094 a.start_m = start_m;
1095 a.start_s = start_s;
1096 a.start_f = start_f;
1101 return ioctl (fd, CDIOCPLAYMSF, (char *) &a);
1104 int status (int *trk, int *min, int *sec, int *frame)
1106 struct ioc_read_subchannel s;
1107 struct cd_sub_channel_info data;
1110 bzero (&s, sizeof (s));
1112 s.data_len = sizeof (data);
1113 s.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
1114 s.data_format = CD_CURRENT_POSITION;
1116 if (ioctl (fd, CDIOCREADSUBCHANNEL, (char *) &s) < 0)
1119 *trk = s.data->what.position.track_number;
1121 *min = s.data->what.position.reladdr.msf.minute;
1122 *sec = s.data->what.position.reladdr.msf.second;
1123 *frame = s.data->what.position.reladdr.msf.frame;
1125 lba2msf(ntohl(s.data->what.position.reladdr.lba),
1132 return s.data->header.audio_status;
1136 cdcontrol_prompt(void)
1138 return ("cdcontrol> ");
1145 static EditLine *el = NULL;
1146 static History *hist = NULL;
1148 static char buf[MAXLINE];
1151 const char *bp = NULL;
1157 el = el_init("cdcontrol", stdin, stdout,
1159 hist = history_init();
1160 history(hist, &he, H_SETSIZE, 100);
1161 el_set(el, EL_HIST, history, hist);
1162 el_set(el, EL_EDITOR, "emacs");
1163 el_set(el, EL_PROMPT, cdcontrol_prompt);
1164 el_set(el, EL_SIGNAL, 1);
1165 el_source(el, NULL);
1167 if ((bp = el_gets(el, &num)) == NULL || num == 0) {
1169 fprintf (stderr, "\r\n");
1173 len = (num > MAXLINE) ? MAXLINE : num;
1174 memcpy(buf, bp, len);
1176 history(hist, &he, H_ENTER, bp);
1180 if (! fgets (buf, sizeof (buf), stdin)) {
1182 fprintf (stderr, "\r\n");
1186 p = parse (buf, cmd);
1191 char *parse (char *buf, int *cmd)
1197 for (p=buf; isspace (*p); p++)
1200 if (isdigit (*p) || (p[0] == '#' && isdigit (p[1]))) {
1203 } else if (*p == '+') {
1206 } else if (*p == '-') {
1207 *cmd = CMD_PREVIOUS;
1211 for (buf = p; *p && ! isspace (*p); p++)
1218 if (*p) { /* It must be a spacing character! */
1222 for (q=p; *q && *q != '\n' && *q != '\r'; q++)
1228 for (c=cmdtab; c->name; ++c) {
1229 /* Is it an exact match? */
1230 if (! strcasecmp (buf, c->name)) {
1235 /* Try short hand forms then... */
1236 if (len >= c->min && ! strncasecmp (buf, c->name, len)) {
1237 if (*cmd != -1 && *cmd != c->command) {
1238 warnx("ambiguous command");
1246 warnx("invalid command, enter ``help'' for commands");
1250 while (isspace (*p))
1257 char devbuf[MAXPATHLEN];
1264 if (*cdname == '/') {
1265 snprintf (devbuf, MAXPATHLEN, "%s", cdname);
1267 snprintf (devbuf, MAXPATHLEN, "%s%s", _PATH_DEV, cdname);
1269 fd = open (dev = devbuf, O_RDONLY);
1271 fd = open(dev = "/dev/cdrom", O_RDONLY);
1272 if (fd < 0 && errno == ENOENT)
1273 fd = open(dev = "/dev/cd0", O_RDONLY);
1274 if (fd < 0 && errno == ENOENT)
1275 fd = open(dev = "/dev/acd0", O_RDONLY);
1279 if (errno == ENXIO) {
1280 /* ENXIO has an overloaded meaning here.
1281 * The original "Device not configured" should
1282 * be interpreted as "No disc in drive %s". */
1283 warnx("no disc in drive %s", dev);