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
90 static struct cmdtab {
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 static struct cd_toc_entry toc_buffer[100];
124 static const char *cdname;
126 static int verbose = 1;
129 static int setvol(int, int);
130 static int read_toc_entrys(int);
131 static int play_msf(int, int, int, int, int, int);
132 static int play_track(int, int, int, int);
133 static int status(int *, int *, int *, int *);
134 static int open_cd(void);
135 static int next_prev(char *arg, int);
136 static int play(char *arg);
137 static int info(char *arg);
138 static int cdid(void);
139 static int pstatus(char *arg);
140 static char *input(int *);
141 static void prtrack(struct cd_toc_entry *e, int lastflag);
142 static void lba2msf(unsigned long lba, u_char *m, u_char *s, u_char *f);
143 static unsigned int msf2lba(u_char m, u_char s, u_char f);
144 static int play_blocks(int blk, int len);
145 static int run(int cmd, char *arg);
146 static char *parse(char *buf, int *cmd);
147 static void help(void);
148 static void usage(void);
149 static char *use_cdrom_instead(const char *);
150 static const char *strstatus(int);
151 static u_int dbprog_discid(void);
152 static 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");
184 fprintf (stderr, "usage: cdcontrol [-sv] [-f device] [command ...]\n");
189 use_cdrom_instead(const char *old_envvar)
193 device = getenv(old_envvar);
195 warnx("%s environment variable deprecated, "
196 "please use CDROM in the future.", old_envvar);
202 main(int argc, char **argv)
208 switch (getopt (argc, argv, "svhf:")) {
229 if (argc > 0 && ! strcasecmp (*argv, "help"))
233 cdname = getenv("CDROM");
237 cdname = use_cdrom_instead("MUSIC_CD");
239 cdname = use_cdrom_instead("CD_DRIVE");
241 cdname = use_cdrom_instead("DISC");
243 cdname = use_cdrom_instead("CDPLAY");
249 for (p=buf; argc-->0; ++argv) {
250 len = strlen (*argv);
252 if (p + len >= buf + sizeof (buf) - 1)
262 arg = parse (buf, &cmd);
264 if (rc < 0 && verbose)
271 verbose = isatty (0);
274 printf ("Compact Disc Control utility, version %s\n", VERSION);
275 printf ("Type `?' for command list\n\n");
280 if (run (cmd, arg) < 0) {
291 run(int cmd, char *arg)
302 if (fd < 0 && ! open_cd ())
308 if (fd < 0 && ! open_cd ())
314 if (fd < 0 && ! open_cd ())
317 return pstatus (arg);
321 if (fd < 0 && ! open_cd ())
324 while (isspace (*arg))
327 return next_prev (arg, cmd);
330 if (fd < 0 && ! open_cd ())
333 return ioctl (fd, CDIOCPAUSE);
336 if (fd < 0 && ! open_cd ())
339 return ioctl (fd, CDIOCRESUME);
342 if (fd < 0 && ! open_cd ())
345 rc = ioctl (fd, CDIOCSTOP);
347 (void) ioctl (fd, CDIOCALLOW);
352 if (fd < 0 && ! open_cd ())
355 rc = ioctl (fd, CDIOCRESET);
363 if (fd < 0 && ! open_cd ())
366 if (! strcasecmp (arg, "on"))
367 return ioctl (fd, CDIOCSETDEBUG);
369 if (! strcasecmp (arg, "off"))
370 return ioctl (fd, CDIOCCLRDEBUG);
372 warnx("invalid command arguments");
377 if (fd < 0 && ! open_cd ())
380 (void) ioctl (fd, CDIOCALLOW);
381 rc = ioctl (fd, CDIOCEJECT);
387 if (fd < 0 && ! open_cd ())
390 (void) ioctl (fd, CDIOCALLOW);
391 rc = ioctl (fd, CDIOCCLOSE);
399 if (fd < 0 && ! open_cd ())
402 while (isspace (*arg))
408 if (! strcasecmp (arg, "msf"))
410 else if (! strcasecmp (arg, "lba"))
413 warnx("invalid command arguments");
417 if (fd < 0 && !open_cd ())
420 if (! strlen (arg)) {
421 char volume[] = "volume";
423 return pstatus (volume);
426 if (! strncasecmp (arg, "left", strlen(arg)))
427 return ioctl (fd, CDIOCSETLEFT);
429 if (! strncasecmp (arg, "right", strlen(arg)))
430 return ioctl (fd, CDIOCSETRIGHT);
432 if (! strncasecmp (arg, "mono", strlen(arg)))
433 return ioctl (fd, CDIOCSETMONO);
435 if (! strncasecmp (arg, "stereo", strlen(arg)))
436 return ioctl (fd, CDIOCSETSTERIO);
438 if (! strncasecmp (arg, "mute", strlen(arg)))
439 return ioctl (fd, CDIOCSETMUTE);
441 count = sscanf (arg, "%d %d", &l, &r);
443 return setvol (l, l);
445 return setvol (l, r);
446 warnx("invalid command arguments");
450 if (fd < 0 && ! open_cd ())
454 if (strcasecmp("max", arg) == 0)
455 speed = CDR_MAX_SPEED;
457 speed = strtol(arg, NULL, 10) * 177;
458 if (speed <= 0 || speed > INT_MAX) {
459 warnx("invalid command arguments %s", arg);
462 return ioctl(fd, CDRIOCREADSPEED, &speed);
475 struct ioc_toc_header h;
477 int rc, start, end = 0, istart = 1, iend = 1;
479 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
484 n = h.ending_track - h.starting_track + 1;
485 rc = read_toc_entrys ((n + 1) * sizeof (struct cd_toc_entry));
490 if (! arg || ! *arg) {
491 /* Play the whole disc */
493 return play_blocks (0, msf2lba (toc_buffer[n].addr.msf.minute,
494 toc_buffer[n].addr.msf.second,
495 toc_buffer[n].addr.msf.frame));
497 return play_blocks (0, ntohl(toc_buffer[n].addr.lba));
500 if (strchr (arg, '#')) {
501 /* Play block #blk [ len ] */
504 if (2 != sscanf (arg, "#%d%d", &blk, &len) &&
505 1 != sscanf (arg, "#%d", &blk))
510 len = msf2lba (toc_buffer[n].addr.msf.minute,
511 toc_buffer[n].addr.msf.second,
512 toc_buffer[n].addr.msf.frame) - blk;
514 len = ntohl(toc_buffer[n].addr.lba) - blk;
516 return play_blocks (blk, len);
519 if (strchr (arg, ':')) {
521 * Play MSF m1:s1 [ .f1 ] [ m2:s2 [ .f2 ] ]
523 * Will now also undestand timed addresses relative
524 * to the beginning of a track in the form...
526 * tr1 m1:s1[.f1] [[tr2] [m2:s2[.f2]]]
529 unsigned m1, m2, s1, s2, f1, f2;
530 unsigned char tm, ts, tf;
532 tr2 = m2 = s2 = f2 = f1 = 0;
533 if (8 == sscanf (arg, "%d %d:%d.%d %d %d:%d.%d",
534 &tr1, &m1, &s1, &f1, &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, &tr2, &m2, &s2, &f2))
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, &tr2, &m2, &s2))
545 goto Play_Relative_Addresses;
547 tr2 = m2 = s2 = f2 = f1 = 0;
548 if (7 == sscanf (arg, "%d %d:%d.%d %d:%d.%d",
549 &tr1, &m1, &s1, &f1, &m2, &s2, &f2))
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, &f1, &m2, &s2))
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, &m2, &s2, &f2))
560 goto Play_Relative_Addresses;
562 tr2 = m2 = s2 = f2 = f1 = 0;
563 if (6 == sscanf (arg, "%d %d:%d.%d %d %d",
564 &tr1, &m1, &s1, &f1, &tr2, &m2))
565 goto Play_Relative_Addresses;
567 tr2 = m2 = s2 = f2 = f1 = 0;
568 if (5 == sscanf (arg, "%d %d:%d %d:%d", &tr1, &m1, &s1, &m2, &s2))
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, &tr2, &m2))
574 goto Play_Relative_Addresses;
576 tr2 = m2 = s2 = f2 = f1 = 0;
577 if (5 == sscanf (arg, "%d %d:%d.%d %d",
578 &tr1, &m1, &s1, &f1, &tr2))
579 goto Play_Relative_Addresses;
581 tr2 = m2 = s2 = f2 = f1 = 0;
582 if (4 == sscanf (arg, "%d %d:%d %d", &tr1, &m1, &s1, &tr2))
583 goto Play_Relative_Addresses;
585 tr2 = m2 = s2 = f2 = f1 = 0;
586 if (4 == sscanf (arg, "%d %d:%d.%d", &tr1, &m1, &s1, &f1))
587 goto Play_Relative_Addresses;
589 tr2 = m2 = s2 = f2 = f1 = 0;
590 if (3 == sscanf (arg, "%d %d:%d", &tr1, &m1, &s1))
591 goto Play_Relative_Addresses;
593 tr2 = m2 = s2 = f2 = f1 = 0;
594 goto Try_Absolute_Timed_Addresses;
596 Play_Relative_Addresses:
605 tm = toc_buffer[tr1].addr.msf.minute;
606 ts = toc_buffer[tr1].addr.msf.second;
607 tf = toc_buffer[tr1].addr.msf.frame;
609 lba2msf(ntohl(toc_buffer[tr1].addr.lba),
616 printf ("Track %d is not that long.\n", tr1);
635 if (m2 || s2 || f2) {
653 m2 = toc_buffer[n].addr.msf.minute;
654 s2 = toc_buffer[n].addr.msf.second;
655 f2 = toc_buffer[n].addr.msf.frame;
657 lba2msf(ntohl(toc_buffer[n].addr.lba),
664 } else if (tr2 > n) {
671 tm = toc_buffer[tr2].addr.msf.minute;
672 ts = toc_buffer[tr2].addr.msf.second;
673 tf = toc_buffer[tr2].addr.msf.frame;
675 lba2msf(ntohl(toc_buffer[tr2].addr.lba),
693 tm = toc_buffer[n].addr.msf.minute;
694 ts = toc_buffer[n].addr.msf.second;
695 tf = toc_buffer[n].addr.msf.frame;
697 lba2msf(ntohl(toc_buffer[n].addr.lba),
705 printf ("The playing time of the disc is not that long.\n");
708 return (play_msf (m1, s1, f1, m2, s2, f2));
710 Try_Absolute_Timed_Addresses:
711 if (6 != sscanf (arg, "%d:%d.%d%d:%d.%d",
712 &m1, &s1, &f1, &m2, &s2, &f2) &&
713 5 != sscanf (arg, "%d:%d.%d%d:%d", &m1, &s1, &f1, &m2, &s2) &&
714 5 != sscanf (arg, "%d:%d%d:%d.%d", &m1, &s1, &m2, &s2, &f2) &&
715 3 != sscanf (arg, "%d:%d.%d", &m1, &s1, &f1) &&
716 4 != sscanf (arg, "%d:%d%d:%d", &m1, &s1, &m2, &s2) &&
717 2 != sscanf (arg, "%d:%d", &m1, &s1))
722 m2 = toc_buffer[n].addr.msf.minute;
723 s2 = toc_buffer[n].addr.msf.second;
724 f2 = toc_buffer[n].addr.msf.frame;
726 lba2msf(ntohl(toc_buffer[n].addr.lba),
733 return play_msf (m1, s1, f1, m2, s2, f2);
737 * Play track trk1 [ .idx1 ] [ trk2 [ .idx2 ] ]
739 if (4 != sscanf (arg, "%d.%d%d.%d", &start, &istart, &end, &iend) &&
740 3 != sscanf (arg, "%d.%d%d", &start, &istart, &end) &&
741 3 != sscanf (arg, "%d%d.%d", &start, &end, &iend) &&
742 2 != sscanf (arg, "%d.%d", &start, &istart) &&
743 2 != sscanf (arg, "%d%d", &start, &end) &&
744 1 != sscanf (arg, "%d", &start))
749 return (play_track (start, istart, end, iend));
752 warnx("invalid command arguments");
757 next_prev(char *arg, int cmd)
759 struct ioc_toc_header h;
760 int dir, junk, n, off, rc, trk;
762 dir = (cmd == CMD_NEXT) ? 1 : -1;
763 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
767 n = h.ending_track - h.starting_track + 1;
768 rc = status (&trk, &junk, &junk, &junk);
773 if (sscanf (arg, "%u", &off) != 1) {
774 warnx("invalid command argument");
781 if (trk > h.ending_track)
784 return (play_track (trk, 1, n, 1));
791 case ASTS_INVALID: return ("invalid");
792 case ASTS_PLAYING: return ("playing");
793 case ASTS_PAUSED: return ("paused");
794 case ASTS_COMPLETED: return ("completed");
795 case ASTS_ERROR: return ("error");
796 case ASTS_VOID: return ("void");
797 default: return ("??");
805 struct ioc_read_subchannel ss;
806 struct cd_sub_channel_info data;
807 int rc, trk, m, s, f;
809 char *p, vmcn[(4 * 15) + 1];
811 while ((p = strtok(arg, " \t"))) {
813 if (!strncasecmp(p, "audio", strlen(p)))
814 what |= STATUS_AUDIO;
815 else if (!strncasecmp(p, "media", strlen(p)))
816 what |= STATUS_MEDIA;
817 else if (!strncasecmp(p, "volume", strlen(p)))
818 what |= STATUS_VOLUME;
820 warnx("invalid command arguments");
825 what = STATUS_AUDIO|STATUS_MEDIA|STATUS_VOLUME;
826 if (what & STATUS_AUDIO) {
827 rc = status (&trk, &m, &s, &f);
830 printf ("Audio status = %d<%s>, current track = %d, current position = %d:%02d.%02d\n",
831 rc, strstatus (rc), trk, m, s, f);
833 printf ("%d %d %d:%02d.%02d\n", rc, trk, m, s, f);
835 printf ("No current status info available\n");
837 if (what & STATUS_MEDIA) {
838 bzero (&ss, sizeof (ss));
840 ss.data_len = sizeof (data);
841 ss.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
842 ss.data_format = CD_MEDIA_CATALOG;
843 rc = ioctl (fd, CDIOCREADSUBCHANNEL, (char *) &ss);
845 printf("Media catalog is %sactive",
846 ss.data->what.media_catalog.mc_valid ? "": "in");
847 if (ss.data->what.media_catalog.mc_valid &&
848 ss.data->what.media_catalog.mc_number[0])
850 strvisx (vmcn, ss.data->what.media_catalog.mc_number,
851 (sizeof (vmcn) - 1) / 4, VIS_OCTAL | VIS_NL);
852 printf(", number \"%.*s\"", (int)sizeof (vmcn), vmcn);
856 printf("No media catalog info available\n");
858 if (what & STATUS_VOLUME) {
859 rc = ioctl (fd, CDIOCGETVOL, &v);
862 printf ("Left volume = %d, right volume = %d\n",
865 printf ("%d %d\n", v.vol[0], v.vol[1]);
867 printf ("No volume level info available\n");
874 * Convert an integer to its text string representation, and
875 * compute its checksum. Used by dbprog_discid to derive the
879 * n - The integer value.
882 * The integer checksum.
891 /* For backward compatibility this algorithm must not change */
892 sprintf(buf, "%u", n);
893 for (p = buf; *p != '\0'; p++)
902 * Compute a magic disc ID based on the number of tracks,
903 * the length of each track, and a checksum of the string
904 * that represents the offset of each track.
907 * s - Pointer to the curstat_t structure.
910 * The integer disc ID.
915 struct ioc_toc_header h;
921 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
924 ntr = h.ending_track - h.starting_track + 1;
927 rc = read_toc_entrys ((ntr + 1) * sizeof (struct cd_toc_entry));
931 /* For backward compatibility this algorithm must not change */
932 for (i = 0; i < ntr; i++) {
933 #define TC_MM(a) toc_buffer[a].addr.msf.minute
934 #define TC_SS(a) toc_buffer[a].addr.msf.second
935 n += dbprog_sum((TC_MM(i) * 60) + TC_SS(i));
937 t += ((TC_MM(i+1) * 60) + TC_SS(i+1)) -
938 ((TC_MM(i) * 60) + TC_SS(i));
941 return((n % 0xff) << 24 | t << 8 | ntr);
949 id = dbprog_discid();
954 printf ("%08x\n",id);
960 info(char *arg __unused)
962 struct ioc_toc_header h;
965 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
968 printf ("Starting track = %d, ending track = %d, TOC size = %d bytes\n",
969 h.starting_track, h.ending_track, h.len);
971 printf ("%d %d %d\n", h.starting_track,
972 h.ending_track, h.len);
974 warn("getting toc header");
978 n = h.ending_track - h.starting_track + 1;
979 rc = read_toc_entrys ((n + 1) * sizeof (struct cd_toc_entry));
984 printf ("track start duration block length type\n");
985 printf ("-------------------------------------------------\n");
988 for (i = 0; i < n; i++) {
989 printf ("%5d ", toc_buffer[i].track);
990 prtrack (toc_buffer + i, 0);
992 printf ("%5d ", toc_buffer[n].track);
993 prtrack (toc_buffer + n, 1);
998 lba2msf(unsigned long lba, u_char *m, u_char *s, u_char *f)
1000 lba += 150; /* block start offset */
1001 lba &= 0xffffff; /* negative lbas use only 24 bits */
1002 *m = lba / (60 * 75);
1009 msf2lba(u_char m, u_char s, u_char f)
1011 return (((m * 60) + s) * 75 + f) - 150;
1015 prtrack(struct cd_toc_entry *e, int lastflag)
1017 int block, next, len;
1021 /* Print track start */
1022 printf ("%2d:%02d.%02d ", e->addr.msf.minute,
1023 e->addr.msf.second, e->addr.msf.frame);
1025 block = msf2lba (e->addr.msf.minute, e->addr.msf.second,
1028 block = ntohl(e->addr.lba);
1029 lba2msf(block, &m, &s, &f);
1030 /* Print track start */
1031 printf ("%2d:%02d.%02d ", m, s, f);
1034 /* Last track -- print block */
1035 printf (" - %6d - -\n", block);
1040 next = msf2lba (e[1].addr.msf.minute, e[1].addr.msf.second,
1041 e[1].addr.msf.frame);
1043 next = ntohl(e[1].addr.lba);
1045 /* Take into account a start offset time. */
1046 lba2msf (len - 150, &m, &s, &f);
1048 /* Print duration, block, length, type */
1049 printf ("%2d:%02d.%02d %6d %6d %5s\n", m, s, f, block, len,
1050 (e->control & 4) ? "data" : "audio");
1054 play_track(int tstart, int istart, int tend, int iend)
1056 struct ioc_play_track t;
1058 t.start_track = tstart;
1059 t.start_index = istart;
1063 return ioctl (fd, CDIOCPLAYTRACKS, &t);
1067 play_blocks(int blk, int len)
1069 struct ioc_play_blocks t;
1074 return ioctl (fd, CDIOCPLAYBLOCKS, &t);
1078 setvol(int left, int right)
1082 left = left < 0 ? 0 : left > 255 ? 255 : left;
1083 right = right < 0 ? 0 : right > 255 ? 255 : right;
1090 return ioctl (fd, CDIOCSETVOL, &v);
1094 read_toc_entrys(int len)
1096 struct ioc_read_toc_entry t;
1098 t.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
1099 t.starting_track = 0;
1101 t.data = toc_buffer;
1103 return (ioctl (fd, CDIOREADTOCENTRYS, (char *) &t));
1107 play_msf(int start_m, int start_s, int start_f,
1108 int end_m, int end_s, int end_f)
1110 struct ioc_play_msf a;
1112 a.start_m = start_m;
1113 a.start_s = start_s;
1114 a.start_f = start_f;
1119 return ioctl (fd, CDIOCPLAYMSF, (char *) &a);
1123 status(int *trk, int *min, int *sec, int *frame)
1125 struct ioc_read_subchannel s;
1126 struct cd_sub_channel_info data;
1129 bzero (&s, sizeof (s));
1131 s.data_len = sizeof (data);
1132 s.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
1133 s.data_format = CD_CURRENT_POSITION;
1135 if (ioctl (fd, CDIOCREADSUBCHANNEL, (char *) &s) < 0)
1138 *trk = s.data->what.position.track_number;
1140 *min = s.data->what.position.reladdr.msf.minute;
1141 *sec = s.data->what.position.reladdr.msf.second;
1142 *frame = s.data->what.position.reladdr.msf.frame;
1144 lba2msf(ntohl(s.data->what.position.reladdr.lba),
1151 return s.data->header.audio_status;
1155 cdcontrol_prompt(void)
1157 return ("cdcontrol> ");
1164 static EditLine *el = NULL;
1165 static History *hist = NULL;
1167 static char buf[MAXLINE];
1170 const char *bp = NULL;
1176 el = el_init("cdcontrol", stdin, stdout,
1178 hist = history_init();
1179 history(hist, &he, H_SETSIZE, 100);
1180 el_set(el, EL_HIST, history, hist);
1181 el_set(el, EL_EDITOR, "emacs");
1182 el_set(el, EL_PROMPT, cdcontrol_prompt);
1183 el_set(el, EL_SIGNAL, 1);
1184 el_source(el, NULL);
1186 if ((bp = el_gets(el, &num)) == NULL || num == 0) {
1188 fprintf (stderr, "\r\n");
1192 len = (num > MAXLINE) ? MAXLINE : num;
1193 memcpy(buf, bp, len);
1195 history(hist, &he, H_ENTER, bp);
1199 if (! fgets (buf, sizeof (buf), stdin)) {
1201 fprintf (stderr, "\r\n");
1205 p = parse (buf, cmd);
1211 parse(char *buf, int *cmd)
1217 for (p=buf; isspace (*p); p++)
1220 if (isdigit (*p) || (p[0] == '#' && isdigit (p[1]))) {
1223 } else if (*p == '+') {
1226 } else if (*p == '-') {
1227 *cmd = CMD_PREVIOUS;
1231 for (buf = p; *p && ! isspace (*p); p++)
1238 if (*p) { /* It must be a spacing character! */
1242 for (q=p; *q && *q != '\n' && *q != '\r'; q++)
1248 for (c=cmdtab; c->name; ++c) {
1249 /* Is it an exact match? */
1250 if (! strcasecmp (buf, c->name)) {
1255 /* Try short hand forms then... */
1256 if (len >= c->min && ! strncasecmp (buf, c->name, len)) {
1257 if (*cmd != -1 && *cmd != c->command) {
1258 warnx("ambiguous command");
1266 warnx("invalid command, enter ``help'' for commands");
1270 while (isspace (*p))
1278 char devbuf[MAXPATHLEN];
1285 if (*cdname == '/') {
1286 snprintf (devbuf, MAXPATHLEN, "%s", cdname);
1288 snprintf (devbuf, MAXPATHLEN, "%s%s", _PATH_DEV, cdname);
1290 fd = open (dev = devbuf, O_RDONLY);
1292 fd = open(dev = "/dev/cdrom", O_RDONLY);
1293 if (fd < 0 && errno == ENOENT)
1294 fd = open(dev = "/dev/cd0", O_RDONLY);
1295 if (fd < 0 && errno == ENOENT)
1296 fd = open(dev = "/dev/acd0", O_RDONLY);
1300 if (errno == ENXIO) {
1301 /* ENXIO has an overloaded meaning here.
1302 * The original "Device not configured" should
1303 * be interpreted as "No disc in drive %s". */
1304 warnx("no disc in drive %s", dev);