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.
22 static const char rcsid[] =
28 #include <sys/ioctl.h>
29 #include <sys/param.h>
30 #include <arpa/inet.h>
44 #define ASTS_INVALID 0x00 /* Audio status byte not valid */
45 #define ASTS_PLAYING 0x11 /* Audio play operation in progress */
46 #define ASTS_PAUSED 0x12 /* Audio play operation paused */
47 #define ASTS_COMPLETED 0x13 /* Audio play operation successfully completed */
48 #define ASTS_ERROR 0x14 /* Audio play operation stopped due to error */
49 #define ASTS_VOID 0x15 /* No current audio status to return */
51 #ifndef DEFAULT_CD_DRIVE
52 # define DEFAULT_CD_DRIVE "/dev/cd0c"
55 #ifndef DEFAULT_CD_PARTITION
56 # define DEFAULT_CD_PARTITION "c"
75 #define CMD_PREVIOUS 17
76 #define STATUS_AUDIO 0x1
77 #define STATUS_MEDIA 0x2
78 #define STATUS_VOLUME 0x4
86 { CMD_CLOSE, "close", 1, "" },
87 { CMD_DEBUG, "debug", 1, "on | off" },
88 { CMD_EJECT, "eject", 1, "" },
89 { CMD_HELP, "?", 1, 0 },
90 { CMD_HELP, "help", 1, "" },
91 { CMD_INFO, "info", 1, "" },
92 { CMD_NEXT, "next", 1, "" },
93 { CMD_PAUSE, "pause", 2, "" },
94 { CMD_PLAY, "play", 1, "min1:sec1[.fram1] [min2:sec2[.fram2]]" },
95 { CMD_PLAY, "play", 1, "track1[.index1] [track2[.index2]]" },
96 { CMD_PLAY, "play", 1, "tr1 m1:s1[.f1] [[tr2] [m2:s2[.f2]]]" },
97 { CMD_PLAY, "play", 1, "[#block [len]]" },
98 { CMD_PREVIOUS, "previous", 2, "" },
99 { CMD_QUIT, "quit", 1, "" },
100 { CMD_RESET, "reset", 4, "" },
101 { CMD_RESUME, "resume", 1, "" },
102 { CMD_SET, "set", 2, "msf | lba" },
103 { CMD_STATUS, "status", 1, "[audio | media | volume]" },
104 { CMD_STOP, "stop", 3, "" },
105 { CMD_VOLUME, "volume", 1,
106 "<l> <r> | left | right | mute | mono | stereo" },
107 { CMD_CDID, "cdid", 2, "" },
111 struct cd_toc_entry toc_buffer[100];
118 int setvol __P((int, int));
119 int read_toc_entrys __P((int));
120 int play_msf __P((int, int, int, int, int, int));
121 int play_track __P((int, int, int, int));
122 int get_vol __P((int *, int *));
123 int status __P((int *, int *, int *, int *));
124 int open_cd __P((void));
125 int next_prev __P((char *arg, int));
126 int play __P((char *arg));
127 int info __P((char *arg));
128 int cdid __P((void));
129 int pstatus __P((char *arg));
130 char *input __P((int *));
131 void prtrack __P((struct cd_toc_entry *e, int lastflag));
132 void lba2msf __P((unsigned long lba,
133 u_char *m, u_char *s, u_char *f));
134 unsigned int msf2lba __P((u_char m, u_char s, u_char f));
135 int play_blocks __P((int blk, int len));
136 int run __P((int cmd, char *arg));
137 char *parse __P((char *buf, int *cmd));
138 void help __P((void));
139 void usage __P((void));
140 char *use_cdrom_instead __P((const char *));
141 __const char *strstatus __P((int));
142 static u_int dbprog_discid __P((void));
143 __const char *cdcontrol_prompt __P((void));
152 for (c=cmdtab; c->name; ++c) {
156 for (i = c->min, s = c->name; *s; s++, i--) {
164 printf (" %s", c->args);
167 printf ("\n\tThe word \"play\" is not required for the play commands.\n");
168 printf ("\tThe plain target address is taken as a synonym for play.\n");
173 fprintf (stderr, "usage: cdcontrol [-sv] [-f device] [command ...]\n");
177 char *use_cdrom_instead(const char *old_envvar)
181 device = getenv(old_envvar);
183 warnx("%s environment variable deprecated, "
184 "please use CDROM in the future.", old_envvar);
189 int main (int argc, char **argv)
195 switch (getopt (argc, argv, "svhf:")) {
216 if (argc > 0 && ! strcasecmp (*argv, "help"))
220 cdname = getenv("CDROM");
224 cdname = use_cdrom_instead("MUSIC_CD");
226 cdname = use_cdrom_instead("CD_DRIVE");
228 cdname = use_cdrom_instead("DISC");
230 cdname = use_cdrom_instead("CDPLAY");
233 cdname = DEFAULT_CD_DRIVE;
234 warnx("no CD device name specified, defaulting to %s", cdname);
241 for (p=buf; argc-->0; ++argv) {
242 len = strlen (*argv);
244 if (p + len >= buf + sizeof (buf) - 1)
254 arg = parse (buf, &cmd);
255 return (run (cmd, arg));
259 verbose = isatty (0);
262 printf ("Compact Disc Control utility, version %s\n", VERSION);
263 printf ("Type `?' for command list\n\n");
268 if (run (cmd, arg) < 0) {
278 int run (int cmd, char *arg)
288 if (fd < 0 && ! open_cd ())
294 if (fd < 0 && ! open_cd ())
300 if (fd < 0 && ! open_cd ())
303 return pstatus (arg);
307 if (fd < 0 && ! open_cd ())
310 while (isspace (*arg))
313 return next_prev (arg, cmd);
316 if (fd < 0 && ! open_cd ())
319 return ioctl (fd, CDIOCPAUSE);
322 if (fd < 0 && ! open_cd ())
325 return ioctl (fd, CDIOCRESUME);
328 if (fd < 0 && ! open_cd ())
331 rc = ioctl (fd, CDIOCSTOP);
333 (void) ioctl (fd, CDIOCALLOW);
338 if (fd < 0 && ! open_cd ())
341 rc = ioctl (fd, CDIOCRESET);
349 if (fd < 0 && ! open_cd ())
352 if (! strcasecmp (arg, "on"))
353 return ioctl (fd, CDIOCSETDEBUG);
355 if (! strcasecmp (arg, "off"))
356 return ioctl (fd, CDIOCCLRDEBUG);
358 warnx("invalid command arguments");
363 if (fd < 0 && ! open_cd ())
366 (void) ioctl (fd, CDIOCALLOW);
367 rc = ioctl (fd, CDIOCEJECT);
373 if (fd < 0 && ! open_cd ())
376 (void) ioctl (fd, CDIOCALLOW);
377 rc = ioctl (fd, CDIOCCLOSE);
385 if (fd < 0 && ! open_cd ())
388 while (isspace (*arg))
394 if (! strcasecmp (arg, "msf"))
396 else if (! strcasecmp (arg, "lba"))
399 warnx("invalid command arguments");
403 if (fd < 0 && !open_cd ())
406 if (! strncasecmp (arg, "left", strlen(arg)))
407 return ioctl (fd, CDIOCSETLEFT);
409 if (! strncasecmp (arg, "right", strlen(arg)))
410 return ioctl (fd, CDIOCSETRIGHT);
412 if (! strncasecmp (arg, "mono", strlen(arg)))
413 return ioctl (fd, CDIOCSETMONO);
415 if (! strncasecmp (arg, "stereo", strlen(arg)))
416 return ioctl (fd, CDIOCSETSTERIO);
418 if (! strncasecmp (arg, "mute", strlen(arg)))
419 return ioctl (fd, CDIOCSETMUTE);
421 if (2 != sscanf (arg, "%d %d", &l, &r)) {
422 warnx("invalid command arguments");
426 return setvol (l, r);
438 struct ioc_toc_header h;
440 int rc, start, end = 0, istart = 1, iend = 1;
442 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
447 n = h.ending_track - h.starting_track + 1;
448 rc = read_toc_entrys ((n + 1) * sizeof (struct cd_toc_entry));
453 if (! arg || ! *arg) {
454 /* Play the whole disc */
456 return play_blocks (0, msf2lba (toc_buffer[n].addr.msf.minute,
457 toc_buffer[n].addr.msf.second,
458 toc_buffer[n].addr.msf.frame));
460 return play_blocks (0, ntohl(toc_buffer[n].addr.lba));
463 if (strchr (arg, '#')) {
464 /* Play block #blk [ len ] */
467 if (2 != sscanf (arg, "#%d%d", &blk, &len) &&
468 1 != sscanf (arg, "#%d", &blk))
473 len = msf2lba (toc_buffer[n].addr.msf.minute,
474 toc_buffer[n].addr.msf.second,
475 toc_buffer[n].addr.msf.frame) - blk;
477 len = ntohl(toc_buffer[n].addr.lba) - blk;
479 return play_blocks (blk, len);
482 if (strchr (arg, ':')) {
484 * Play MSF m1:s1 [ .f1 ] [ m2:s2 [ .f2 ] ]
486 * Will now also undestand timed addresses relative
487 * to the beginning of a track in the form...
489 * tr1 m1:s1[.f1] [[tr2] [m2:s2[.f2]]]
492 unsigned m1, m2, s1, s2, f1, f2;
493 unsigned char tm, ts, tf;
495 tr2 = m2 = s2 = f2 = f1 = 0;
496 if (8 == sscanf (arg, "%d %d:%d.%d %d %d:%d.%d",
497 &tr1, &m1, &s1, &f1, &tr2, &m2, &s2, &f2))
498 goto Play_Relative_Addresses;
500 tr2 = m2 = s2 = f2 = f1 = 0;
501 if (7 == sscanf (arg, "%d %d:%d %d %d:%d.%d",
502 &tr1, &m1, &s1, &tr2, &m2, &s2, &f2))
503 goto Play_Relative_Addresses;
505 tr2 = m2 = s2 = f2 = f1 = 0;
506 if (7 == sscanf (arg, "%d %d:%d.%d %d %d:%d",
507 &tr1, &m1, &s1, &f1, &tr2, &m2, &s2))
508 goto Play_Relative_Addresses;
510 tr2 = m2 = s2 = f2 = f1 = 0;
511 if (7 == sscanf (arg, "%d %d:%d.%d %d:%d.%d",
512 &tr1, &m1, &s1, &f1, &m2, &s2, &f2))
513 goto Play_Relative_Addresses;
515 tr2 = m2 = s2 = f2 = f1 = 0;
516 if (6 == sscanf (arg, "%d %d:%d.%d %d:%d",
517 &tr1, &m1, &s1, &f1, &m2, &s2))
518 goto Play_Relative_Addresses;
520 tr2 = m2 = s2 = f2 = f1 = 0;
521 if (6 == sscanf (arg, "%d %d:%d %d:%d.%d",
522 &tr1, &m1, &s1, &m2, &s2, &f2))
523 goto Play_Relative_Addresses;
525 tr2 = m2 = s2 = f2 = f1 = 0;
526 if (6 == sscanf (arg, "%d %d:%d.%d %d %d",
527 &tr1, &m1, &s1, &f1, &tr2, &m2))
528 goto Play_Relative_Addresses;
530 tr2 = m2 = s2 = f2 = f1 = 0;
531 if (5 == sscanf (arg, "%d %d:%d %d:%d", &tr1, &m1, &s1, &m2, &s2))
532 goto Play_Relative_Addresses;
534 tr2 = m2 = s2 = f2 = f1 = 0;
535 if (5 == sscanf (arg, "%d %d:%d %d %d",
536 &tr1, &m1, &s1, &tr2, &m2))
537 goto Play_Relative_Addresses;
539 tr2 = m2 = s2 = f2 = f1 = 0;
540 if (5 == sscanf (arg, "%d %d:%d.%d %d",
541 &tr1, &m1, &s1, &f1, &tr2))
542 goto Play_Relative_Addresses;
544 tr2 = m2 = s2 = f2 = f1 = 0;
545 if (4 == sscanf (arg, "%d %d:%d %d", &tr1, &m1, &s1, &tr2))
546 goto Play_Relative_Addresses;
548 tr2 = m2 = s2 = f2 = f1 = 0;
549 if (4 == sscanf (arg, "%d %d:%d.%d", &tr1, &m1, &s1, &f1))
550 goto Play_Relative_Addresses;
552 tr2 = m2 = s2 = f2 = f1 = 0;
553 if (3 == sscanf (arg, "%d %d:%d", &tr1, &m1, &s1))
554 goto Play_Relative_Addresses;
556 tr2 = m2 = s2 = f2 = f1 = 0;
557 goto Try_Absolute_Timed_Addresses;
559 Play_Relative_Addresses:
566 tm = toc_buffer[tr1].addr.msf.minute;
567 ts = toc_buffer[tr1].addr.msf.second;
568 tf = toc_buffer[tr1].addr.msf.frame;
570 lba2msf(ntohl(toc_buffer[tr1].addr.lba),
577 printf ("Track %d is not that long.\n", tr1);
598 if (m2 || s2 || f2) {
616 m2 = toc_buffer[n].addr.msf.minute;
617 s2 = toc_buffer[n].addr.msf.second;
618 f2 = toc_buffer[n].addr.msf.frame;
620 lba2msf(ntohl(toc_buffer[n].addr.lba),
627 } else if (tr2 > n) {
634 tm = toc_buffer[tr2].addr.msf.minute;
635 ts = toc_buffer[tr2].addr.msf.second;
636 tf = toc_buffer[tr2].addr.msf.frame;
638 lba2msf(ntohl(toc_buffer[tr2].addr.lba),
656 tm = toc_buffer[n].addr.msf.minute;
657 ts = toc_buffer[n].addr.msf.second;
658 tf = toc_buffer[n].addr.msf.frame;
660 lba2msf(ntohl(toc_buffer[n].addr.lba),
668 printf ("The playing time of the disc is not that long.\n");
671 return (play_msf (m1, s1, f1, m2, s2, f2));
673 Try_Absolute_Timed_Addresses:
674 if (6 != sscanf (arg, "%d:%d.%d%d:%d.%d",
675 &m1, &s1, &f1, &m2, &s2, &f2) &&
676 5 != sscanf (arg, "%d:%d.%d%d:%d", &m1, &s1, &f1, &m2, &s2) &&
677 5 != sscanf (arg, "%d:%d%d:%d.%d", &m1, &s1, &m2, &s2, &f2) &&
678 3 != sscanf (arg, "%d:%d.%d", &m1, &s1, &f1) &&
679 4 != sscanf (arg, "%d:%d%d:%d", &m1, &s1, &m2, &s2) &&
680 2 != sscanf (arg, "%d:%d", &m1, &s1))
685 m2 = toc_buffer[n].addr.msf.minute;
686 s2 = toc_buffer[n].addr.msf.second;
687 f2 = toc_buffer[n].addr.msf.frame;
689 lba2msf(ntohl(toc_buffer[n].addr.lba),
696 return play_msf (m1, s1, f1, m2, s2, f2);
700 * Play track trk1 [ .idx1 ] [ trk2 [ .idx2 ] ]
702 if (4 != sscanf (arg, "%d.%d%d.%d", &start, &istart, &end, &iend) &&
703 3 != sscanf (arg, "%d.%d%d", &start, &istart, &end) &&
704 3 != sscanf (arg, "%d%d.%d", &start, &end, &iend) &&
705 2 != sscanf (arg, "%d.%d", &start, &istart) &&
706 2 != sscanf (arg, "%d%d", &start, &end) &&
707 1 != sscanf (arg, "%d", &start))
712 return (play_track (start, istart, end, iend));
715 warnx("invalid command arguments");
719 int next_prev (char *arg, int cmd)
721 struct ioc_toc_header h;
722 int dir, junk, n, off, rc, trk;
724 dir = (cmd == CMD_NEXT) ? 1 : -1;
725 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
729 n = h.ending_track - h.starting_track + 1;
730 rc = status (&trk, &junk, &junk, &junk);
735 if (sscanf (arg, "%u", &off) != 1) {
736 warnx("invalid command argument");
743 if (trk > h.ending_track)
746 return (play_track (trk, 1, n, 1));
749 const char *strstatus (int sts)
752 case ASTS_INVALID: return ("invalid");
753 case ASTS_PLAYING: return ("playing");
754 case ASTS_PAUSED: return ("paused");
755 case ASTS_COMPLETED: return ("completed");
756 case ASTS_ERROR: return ("error");
757 case ASTS_VOID: return ("void");
758 default: return ("??");
762 int pstatus (char *arg)
765 struct ioc_read_subchannel ss;
766 struct cd_sub_channel_info data;
767 int rc, trk, m, s, f;
769 char *p, vmcn[(4 * 15) + 1];
771 while ((p = strtok(arg, " \t"))) {
773 if (!strncasecmp(p, "audio", strlen(p)))
774 what |= STATUS_AUDIO;
775 else if (!strncasecmp(p, "media", strlen(p)))
776 what |= STATUS_MEDIA;
777 else if (!strncasecmp(p, "volume", strlen(p)))
778 what |= STATUS_VOLUME;
780 warnx("invalid command arguments");
785 what = STATUS_AUDIO|STATUS_MEDIA|STATUS_VOLUME;
786 if (what & STATUS_AUDIO) {
787 rc = status (&trk, &m, &s, &f);
790 printf ("Audio status = %d<%s>, current track = %d, current position = %d:%02d.%02d\n",
791 rc, strstatus (rc), trk, m, s, f);
793 printf ("%d %d %d:%02d.%02d\n", rc, trk, m, s, f);
795 printf ("No current status info available\n");
797 if (what & STATUS_MEDIA) {
798 bzero (&ss, sizeof (ss));
800 ss.data_len = sizeof (data);
801 ss.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
802 ss.data_format = CD_MEDIA_CATALOG;
803 rc = ioctl (fd, CDIOCREADSUBCHANNEL, (char *) &ss);
805 printf("Media catalog is %sactive",
806 ss.data->what.media_catalog.mc_valid ? "": "in");
807 if (ss.data->what.media_catalog.mc_valid &&
808 ss.data->what.media_catalog.mc_number[0])
810 strvisx (vmcn, ss.data->what.media_catalog.mc_number,
811 (sizeof (vmcn) - 1) / 4, VIS_OCTAL | VIS_NL);
812 printf(", number \"%.*s\"", (int)sizeof (vmcn), vmcn);
816 printf("No media catalog info available\n");
818 if (what & STATUS_VOLUME) {
819 rc = ioctl (fd, CDIOCGETVOL, &v);
822 printf ("Left volume = %d, right volume = %d\n",
825 printf ("%d %d\n", v.vol[0], v.vol[1]);
827 printf ("No volume level info available\n");
834 * Convert an integer to its text string representation, and
835 * compute its checksum. Used by dbprog_discid to derive the
839 * n - The integer value.
842 * The integer checksum.
851 /* For backward compatibility this algorithm must not change */
852 sprintf(buf, "%u", n);
853 for (p = buf; *p != '\0'; p++)
862 * Compute a magic disc ID based on the number of tracks,
863 * the length of each track, and a checksum of the string
864 * that represents the offset of each track.
867 * s - Pointer to the curstat_t structure.
870 * The integer disc ID.
875 struct ioc_toc_header h;
881 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
884 ntr = h.ending_track - h.starting_track + 1;
887 rc = read_toc_entrys ((ntr + 1) * sizeof (struct cd_toc_entry));
891 /* For backward compatibility this algorithm must not change */
892 for (i = 0; i < ntr; i++) {
893 #define TC_MM(a) toc_buffer[a].addr.msf.minute
894 #define TC_SS(a) toc_buffer[a].addr.msf.second
895 n += dbprog_sum((TC_MM(i) * 60) + TC_SS(i));
897 t += ((TC_MM(i+1) * 60) + TC_SS(i+1)) -
898 ((TC_MM(i) * 60) + TC_SS(i));
901 return((n % 0xff) << 24 | t << 8 | ntr);
908 id = dbprog_discid();
913 printf ("%08x\n",id);
918 int info (char *arg __unused)
920 struct ioc_toc_header h;
923 rc = ioctl (fd, CDIOREADTOCHEADER, &h);
926 printf ("Starting track = %d, ending track = %d, TOC size = %d bytes\n",
927 h.starting_track, h.ending_track, h.len);
929 printf ("%d %d %d\n", h.starting_track,
930 h.ending_track, h.len);
932 warn("getting toc header");
936 n = h.ending_track - h.starting_track + 1;
937 rc = read_toc_entrys ((n + 1) * sizeof (struct cd_toc_entry));
942 printf ("track start duration block length type\n");
943 printf ("-------------------------------------------------\n");
946 for (i = 0; i < n; i++) {
947 printf ("%5d ", toc_buffer[i].track);
948 prtrack (toc_buffer + i, 0);
950 printf ("%5d ", toc_buffer[n].track);
951 prtrack (toc_buffer + n, 1);
955 void lba2msf (unsigned long lba, u_char *m, u_char *s, u_char *f)
957 lba += 150; /* block start offset */
958 lba &= 0xffffff; /* negative lbas use only 24 bits */
959 *m = lba / (60 * 75);
965 unsigned int msf2lba (u_char m, u_char s, u_char f)
967 return (((m * 60) + s) * 75 + f) - 150;
970 void prtrack (struct cd_toc_entry *e, int lastflag)
972 int block, next, len;
976 /* Print track start */
977 printf ("%2d:%02d.%02d ", e->addr.msf.minute,
978 e->addr.msf.second, e->addr.msf.frame);
980 block = msf2lba (e->addr.msf.minute, e->addr.msf.second,
983 block = ntohl(e->addr.lba);
984 lba2msf(block, &m, &s, &f);
985 /* Print track start */
986 printf ("%2d:%02d.%02d ", m, s, f);
989 /* Last track -- print block */
990 printf (" - %6d - -\n", block);
995 next = msf2lba (e[1].addr.msf.minute, e[1].addr.msf.second,
996 e[1].addr.msf.frame);
998 next = ntohl(e[1].addr.lba);
1000 lba2msf (len, &m, &s, &f);
1002 /* Print duration, block, length, type */
1003 printf ("%2d:%02d.%02d %6d %6d %5s\n", m, s, f, block, len,
1004 (e->control & 4) ? "data" : "audio");
1007 int play_track (int tstart, int istart, int tend, int iend)
1009 struct ioc_play_track t;
1011 t.start_track = tstart;
1012 t.start_index = istart;
1016 return ioctl (fd, CDIOCPLAYTRACKS, &t);
1019 int play_blocks (int blk, int len)
1021 struct ioc_play_blocks t;
1026 return ioctl (fd, CDIOCPLAYBLOCKS, &t);
1029 int setvol (int left, int right)
1038 return ioctl (fd, CDIOCSETVOL, &v);
1041 int read_toc_entrys (int len)
1043 struct ioc_read_toc_entry t;
1045 t.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
1046 t.starting_track = 0;
1048 t.data = toc_buffer;
1050 return (ioctl (fd, CDIOREADTOCENTRYS, (char *) &t));
1053 int play_msf (int start_m, int start_s, int start_f,
1054 int end_m, int end_s, int end_f)
1056 struct ioc_play_msf a;
1058 a.start_m = start_m;
1059 a.start_s = start_s;
1060 a.start_f = start_f;
1065 return ioctl (fd, CDIOCPLAYMSF, (char *) &a);
1068 int status (int *trk, int *min, int *sec, int *frame)
1070 struct ioc_read_subchannel s;
1071 struct cd_sub_channel_info data;
1074 bzero (&s, sizeof (s));
1076 s.data_len = sizeof (data);
1077 s.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT;
1078 s.data_format = CD_CURRENT_POSITION;
1080 if (ioctl (fd, CDIOCREADSUBCHANNEL, (char *) &s) < 0)
1083 *trk = s.data->what.position.track_number;
1085 *min = s.data->what.position.reladdr.msf.minute;
1086 *sec = s.data->what.position.reladdr.msf.second;
1087 *frame = s.data->what.position.reladdr.msf.frame;
1089 lba2msf(ntohl(s.data->what.position.reladdr.lba),
1096 return s.data->header.audio_status;
1102 return ("cdcontrol> ");
1109 static EditLine *el = NULL;
1110 static History *hist = NULL;
1112 static char buf[MAXLINE];
1115 const char *bp = NULL;
1121 el = el_init("cdcontrol", stdin, stdout,
1123 hist = history_init();
1124 history(hist, &he, H_EVENT, 100);
1125 el_set(el, EL_HIST, history, hist);
1126 el_set(el, EL_EDITOR, "emacs");
1127 el_set(el, EL_PROMPT, cdcontrol_prompt);
1128 el_set(el, EL_SIGNAL, 1);
1129 el_source(el, NULL);
1131 if ((bp = el_gets(el, &num)) == NULL || num == 0) {
1133 fprintf (stderr, "\r\n");
1137 len = (num > MAXLINE) ? MAXLINE : num;
1138 memcpy(buf, bp, len);
1140 history(hist, &he, H_ENTER, bp);
1144 if (! fgets (buf, sizeof (buf), stdin)) {
1146 fprintf (stderr, "\r\n");
1150 p = parse (buf, cmd);
1155 char *parse (char *buf, int *cmd)
1161 for (p=buf; isspace (*p); p++)
1164 if (isdigit (*p) || (p[0] == '#' && isdigit (p[1]))) {
1167 } else if (*p == '+') {
1170 } else if (*p == '-') {
1171 *cmd = CMD_PREVIOUS;
1175 for (buf = p; *p && ! isspace (*p); p++)
1182 if (*p) { /* It must be a spacing character! */
1186 for (q=p; *q && *q != '\n' && *q != '\r'; q++)
1192 for (c=cmdtab; c->name; ++c) {
1193 /* Is it an exact match? */
1194 if (! strcasecmp (buf, c->name)) {
1199 /* Try short hand forms then... */
1200 if (len >= c->min && ! strncasecmp (buf, c->name, len)) {
1201 if (*cmd != -1 && *cmd != c->command) {
1202 warnx("ambiguous command");
1210 warnx("invalid command, enter ``help'' for commands");
1214 while (isspace (*p))
1221 char devbuf[MAXPATHLEN];
1226 if (*cdname == '/') {
1227 snprintf (devbuf, MAXPATHLEN, "%s", cdname);
1229 snprintf (devbuf, MAXPATHLEN, "%s%s", _PATH_DEV, cdname);
1232 fd = open (devbuf, O_RDONLY);
1234 if (fd < 0 && errno == ENOENT) {
1235 strcat (devbuf, DEFAULT_CD_PARTITION);
1236 fd = open (devbuf, O_RDONLY);
1240 if (errno == ENXIO) {
1241 /* ENXIO has an overloaded meaning here.
1242 * The original "Device not configured" should
1243 * be interpreted as "No disc in drive %s". */
1244 warnx("no disc in drive %s", devbuf);
1247 err(1, "%s", devbuf);