diff options
author | ache <ache@FreeBSD.org> | 1996-02-09 00:22:17 +0000 |
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committer | ache <ache@FreeBSD.org> | 1996-02-09 00:22:17 +0000 |
commit | 346633f6e2fd22f71ef8b578f7f814685250b149 (patch) | |
tree | 48079f939c1a21c2c5c201041e03c79da8f9fd43 | |
parent | 50cca099c25cdb34864619a1eb3182a6c1327073 (diff) | |
download | FreeBSD-src-346633f6e2fd22f71ef8b578f7f814685250b149.zip FreeBSD-src-346633f6e2fd22f71ef8b578f7f814685250b149.tar.gz |
Integrate vak fixes, mostly command parsing & cosmetic
Submitted by: vak@cronyx.ru
-rw-r--r-- | usr.sbin/cdcontrol/cdcontrol.1 | 7 | ||||
-rw-r--r-- | usr.sbin/cdcontrol/cdcontrol.c | 645 |
2 files changed, 459 insertions, 193 deletions
diff --git a/usr.sbin/cdcontrol/cdcontrol.1 b/usr.sbin/cdcontrol/cdcontrol.1 index ecb1225..69b6188 100644 --- a/usr.sbin/cdcontrol/cdcontrol.1 +++ b/usr.sbin/cdcontrol/cdcontrol.1 @@ -37,7 +37,9 @@ Suffix `c' is added to the device name if needed. .Pp The available commands are listed below. Only as many characters as are required to uniquely identify a command -need be specified. +need be specified. Word +.Nm play +can be ommitted. .Bl -tag -width Cm .It Cm play Ar first_track Op Ar last_track @@ -46,6 +48,7 @@ Play from track to track .Nm last_track. The first track has number 1. +can be ommited in all cases. .It Cm play Ar start_m:start_s.start_f Op Ar end_m:end_s.end_f Play from the absolute address @@ -85,7 +88,7 @@ Stop the disc. .It Cm eject Eject the disc. -.It Cm inject +.It Cm close Inject the disc. .It Cm volume Ar left_channel Ar right_channel diff --git a/usr.sbin/cdcontrol/cdcontrol.c b/usr.sbin/cdcontrol/cdcontrol.c index 6d9a462..d37a5a4 100644 --- a/usr.sbin/cdcontrol/cdcontrol.c +++ b/usr.sbin/cdcontrol/cdcontrol.c @@ -3,8 +3,24 @@ * Based on the non-X based CD player by Jean-Marc Zucconi and * Andrey A. Chernov. * - * $Id: cdcontrol.c,v 1.9 1996/02/03 15:07:32 ache Exp $ + * Fixed and further modified on 5-Sep-1995 by Jukka Ukkonen <jau@funet.fi>. + * + * 11-Sep-1995: Jukka A. Ukkonen <jau@funet.fi> + * A couple of further fixes to my own earlier "fixes". + * + * 18-Sep-1995: Jukka A. Ukkonen <jau@funet.fi> + * Added an ability to specify addresses relative to the + * beginning of a track. This is in fact a variation of + * doing the simple play_msf() call. + * + * 11-Oct-1995: Serge V.Vakulenko <vak@cronyx.ru> + * New eject algorithm. + * Some code style reformatting. + * + * $Id: cdcontrol.c,v 1.10 1996/02/03 15:21:30 ache Exp $ */ + +#include <ctype.h> #include <stdio.h> #include <stdlib.h> #include <string.h> @@ -16,111 +32,124 @@ #define VERSION "2.0" -/* - * Audio Status Codes - */ -#define ASTS_INVALID 0x00 /* Audio status byte not valid */ -#define ASTS_PLAYING 0x11 /* Audio play operation in progress */ -#define ASTS_PAUSED 0x12 /* Audio play operation paused */ -#define ASTS_COMPLETED 0x13 /* Audio play operation successfully completed */ -#define ASTS_ERROR 0x14 /* Audio play operation stopped due to error */ -#define ASTS_VOID 0x15 /* No current audio status to return */ +#define ASTS_INVALID 0x00 /* Audio status byte not valid */ +#define ASTS_PLAYING 0x11 /* Audio play operation in progress */ +#define ASTS_PAUSED 0x12 /* Audio play operation paused */ +#define ASTS_COMPLETED 0x13 /* Audio play operation successfully completed */ +#define ASTS_ERROR 0x14 /* Audio play operation stopped due to error */ +#define ASTS_VOID 0x15 /* No current audio status to return */ + +#ifndef DEFAULT_CD_DRIVE +# define DEFAULT_CD_DRIVE "/dev/cd0c" +#endif + +#ifndef DEFAULT_CD_PARTITION +# define DEFAULT_CD_PARTITION "c" +#endif + +#define CMD_DEBUG 1 +#define CMD_EJECT 2 +#define CMD_HELP 3 +#define CMD_INFO 4 +#define CMD_PAUSE 5 +#define CMD_PLAY 6 +#define CMD_QUIT 7 +#define CMD_RESUME 8 +#define CMD_STOP 9 +#define CMD_VOLUME 10 +#define CMD_CLOSE 11 +#define CMD_RESET 12 +#define CMD_SET 13 +#define CMD_STATUS 14 struct cmdtab { int command; char *name; + unsigned min; char *args; } cmdtab[] = { -#define CMD_DEBUG 1 - { CMD_DEBUG, "Debug", "on | off", }, -#define CMD_EJECT 2 - { CMD_EJECT, "Eject", "", }, -#define CMD_HELP 3 - { CMD_HELP, "?", 0, }, - { CMD_HELP, "Help", "", }, -#define CMD_INFO 4 - { CMD_INFO, "I", 0, }, - { CMD_INFO, "Info", "", }, -#define CMD_INJECT 5 - { CMD_INJECT, "INJect", "", }, -#define CMD_PAUSE 6 - { CMD_PAUSE, "PAuse", "", }, -#define CMD_PLAY 7 - { CMD_PLAY, "P", 0, }, - { CMD_PLAY, "Play", "min1:sec1[.fr1] [min2:sec2[.fr2]]", }, - { CMD_PLAY, "Play", "track1[.index1] [track2.[index2]]", }, - { CMD_PLAY, "Play", "[#block [len]]", }, -#define CMD_QUIT 8 - { CMD_QUIT, "Quit", "", }, -#define CMD_RESET 9 - { CMD_RESET, "RESEt", "", }, -#define CMD_RESUME 10 - { CMD_RESUME, "R", 0, }, - { CMD_RESUME, "Resume", "", }, -#define CMD_SET 11 - { CMD_SET, "SEt", "msf | lba", }, -#define CMD_STATUS 12 - { CMD_STATUS, "S", 0, }, - { CMD_STATUS, "Status", "", }, -#define CMD_STOP 13 - { CMD_STOP, "STOp", "", }, -#define CMD_VOLUME 14 - { CMD_VOLUME, "Volume", "<l> <r> | left | right | mute | mono | stereo", }, - { 0, 0, }, +{ CMD_CLOSE, "close", 1, "" }, +{ CMD_DEBUG, "debug", 1, "on | off" }, +{ CMD_EJECT, "eject", 1, "" }, +{ CMD_HELP, "?", 1, 0 }, +{ CMD_HELP, "help", 1, "" }, +{ CMD_INFO, "info", 1, "" }, +{ CMD_PAUSE, "pause", 2, "" }, +{ CMD_PLAY, "play", 1, "min1:sec1[.fram1] [min2:sec2[.fram2]]" }, +{ CMD_PLAY, "play", 1, "track1[.index1] [track2[.index2]]" }, +{ CMD_PLAY, "play", 1, "tr1 m1:s1[.f1] [[tr2] [m2:s2[.f2]]]" }, +{ CMD_PLAY, "play", 1, "[#block [len]]" }, +{ CMD_QUIT, "quit", 1, "" }, +{ CMD_RESET, "reset", 4, "" }, +{ CMD_RESUME, "resume", 1, "" }, +{ CMD_SET, "set", 2, "msf | lba" }, +{ CMD_STATUS, "status", 1, "" }, +{ CMD_STOP, "stop", 3, "" }, +{ CMD_VOLUME, "volume", 1, "<l> <r> | left | right | mute | mono | stereo" }, +{ 0, } }; -struct cd_toc_entry toc_buffer[100]; - -char *cdname; -int fd = -1; -int verbose = 1; -int msf = 1; - -extern char *optarg; -extern int optind; - -int setvol (int, int); -int read_toc_entrys (int); -int play_msf (int, int, int, int, int, int); -int play_track (int, int, int, int); -int get_vol (int *, int *); -int status (int *, int *, int *, int *); -int open_cd (void); -int play (char *arg); -int info (char *arg); -int pstatus (char *arg); -char *input (int*); -void prtrack (struct cd_toc_entry *e, int lastflag); -void lba2msf (int lba, u_char *m, u_char *s, u_char *f); -int msf2lba (u_char m, u_char s, u_char f); -int play_blocks (int blk, int len); -int run (int cmd, char *arg); -char *parse (char *buf, int *cmd); - -extern int errno; +struct cd_toc_entry toc_buffer[100]; + +const char *cdname; +int fd = -1; +int verbose = 1; +int msf = 1; + +extern char *__progname; + +int setvol __P((int, int)); +int read_toc_entrys __P((int)); +int play_msf __P((int, int, int, int, int, int)); +int play_track __P((int, int, int, int)); +int get_vol __P((int *, int *)); +int status __P((int *, int *, int *, int *)); +int open_cd __P((void)); +int play __P((char *arg)); +int info __P((char *arg)); +int pstatus __P((char *arg)); +char *input __P((int *)); +void prtrack __P((struct cd_toc_entry *e, int lastflag)); +void lba2msf __P((unsigned long lba, + u_char *m, u_char *s, u_char *f)); +unsigned int msf2lba __P((u_char m, u_char s, u_char f)); +int play_blocks __P((int blk, int len)); +int run __P((int cmd, char *arg)); +char *parse __P((char *buf, int *cmd)); void help () { struct cmdtab *c; + char *s, n; + int i; for (c=cmdtab; c->name; ++c) { if (! c->args) continue; - printf ("\t%s", c->name); + printf("\t"); + for (i = c->min, s = c->name; *s; s++, i--) { + if (i > 0) + n = toupper(*s); + else + n = *s; + putchar(n); + } if (*c->args) printf (" %s", c->args); printf ("\n"); } + printf ("\n\tThe word \"play\" is not required for the play commands.\n"); + printf ("\tThe plain target address is taken as a synonym for play.\n"); } void usage () { - printf ("Usage:\n\tcdcontrol [ -vs ] [ -f disc ] [ command args... ]\n"); + printf ("Usage:\n\t%s [ -vs ] [ -f disc ] [ command args... ]\n", __progname); printf ("Options:\n"); printf ("\t-v - verbose mode\n"); printf ("\t-s - silent mode\n"); - printf ("\t-f disc - device name such as /dev/cd0c\n"); - printf ("\tDISC - shell variable with device name\n"); + printf ("\t-f disc - a block device name such as /dev/cd0c\n"); + printf ("\tMUSIC_CD - shell variable with device name\n"); printf ("Commands:\n"); help (); exit (1); @@ -131,7 +160,11 @@ int main (int argc, char **argv) int cmd; char *arg; - cdname = getenv ("DISC"); + cdname = getenv ("MUSIC_CD"); + if (! cdname) + cdname = getenv ("CD_DRIVE"); + if (! cdname) + cdname = getenv ("DISC"); if (! cdname) cdname = getenv ("CDPLAY"); @@ -157,36 +190,41 @@ int main (int argc, char **argv) argc -= optind; argv += optind; - if (argc > 0 && strcasecmp (*argv, "help") == 0) + if (argc > 0 && ! strcasecmp (*argv, "help")) usage (); if (! cdname) { - fprintf (stderr, "No CD device name specified.\n"); - usage (); + cdname = DEFAULT_CD_DRIVE; + fprintf (stderr, + "No CD device name specified. Defaulting to %s.\n", cdname); } if (argc > 0) { char buf[80], *p; int len; - for (p=buf; argc-- > 0; ++argv) { + for (p=buf; argc-->0; ++argv) { len = strlen (*argv); + if (p + len >= buf + sizeof (buf) - 1) usage (); + if (p > buf) *p++ = ' '; + strcpy (p, *argv); p += len; } *p = 0; arg = parse (buf, &cmd); - return run (cmd, arg); + return (run (cmd, arg)); } if (verbose == 1) verbose = isatty (0); + if (verbose) { - printf ("Compact Disc Control Utility, Version %s\n", VERSION); + printf ("Compact Disc Control utility, version %s\n", VERSION); printf ("Type `?' for command list\n\n"); } @@ -194,7 +232,7 @@ int main (int argc, char **argv) arg = input (&cmd); if (run (cmd, arg) < 0) { if (verbose) - perror ("cdcontrol"); + perror (__progname); close (fd); fd = -1; } @@ -207,36 +245,48 @@ int run (int cmd, char *arg) int l, r, rc; switch (cmd) { + case CMD_QUIT: exit (0); - default: - case CMD_HELP: - help (); - return (0); - case CMD_INFO: - if (fd<0 && ! open_cd ()) return (0); + if (fd < 0 && ! open_cd ()) + return (0); + return info (arg); case CMD_STATUS: - if (fd<0 && ! open_cd ()) return (0); + if (fd < 0 && ! open_cd ()) + return (0); + return pstatus (arg); case CMD_PAUSE: - if (fd<0 && ! open_cd ()) return (0); + if (fd < 0 && ! open_cd ()) + return (0); + return ioctl (fd, CDIOCPAUSE); case CMD_RESUME: - if (fd<0 && ! open_cd ()) return (0); + if (fd < 0 && ! open_cd ()) + return (0); + return ioctl (fd, CDIOCRESUME); case CMD_STOP: - if (fd<0 && ! open_cd ()) return (0); - return ioctl (fd, CDIOCSTOP); + if (fd < 0 && ! open_cd ()) + return (0); + + rc = ioctl (fd, CDIOCSTOP); + + (void) ioctl (fd, CDIOCALLOW); + + return (rc); case CMD_RESET: - if (fd<0 && ! open_cd ()) return (0); + if (fd < 0 && ! open_cd ()) + return (0); + rc = ioctl (fd, CDIOCRESET); if (rc < 0) return rc; @@ -245,24 +295,34 @@ int run (int cmd, char *arg) return (0); case CMD_DEBUG: - if (fd<0 && ! open_cd ()) return (0); - if (strcasecmp (arg, "on") == 0) + if (fd < 0 && ! open_cd ()) + return (0); + + if (! strcasecmp (arg, "on")) return ioctl (fd, CDIOCSETDEBUG); - if (strcasecmp (arg, "off") == 0) + + if (! strcasecmp (arg, "off")) return ioctl (fd, CDIOCCLRDEBUG); - printf ("Invalid command arguments\n"); + + printf ("%s: Invalid command arguments\n", __progname); + return (0); case CMD_EJECT: - if (fd<0 && ! open_cd ()) return (0); + if (fd < 0 && ! open_cd ()) + return (0); + (void) ioctl (fd, CDIOCALLOW); rc = ioctl (fd, CDIOCEJECT); if (rc < 0) return (rc); return (0); - case CMD_INJECT: - if (fd<0 && ! open_cd ()) return (0); + case CMD_CLOSE: + if (fd < 0 && ! open_cd ()) + return (0); + + (void) ioctl (fd, CDIOCALLOW); rc = ioctl (fd, CDIOCCLOSE); if (rc < 0) return (rc); @@ -271,37 +331,54 @@ int run (int cmd, char *arg) return (0); case CMD_PLAY: - if (fd<0 && ! open_cd ()) return (0); + if (fd < 0 && ! open_cd ()) + return (0); + + while (isspace (*arg)) + arg++; + return play (arg); case CMD_SET: - if (strcasecmp (arg, "msf") == 0) + if (! strcasecmp (arg, "msf")) msf = 1; - else if (strcasecmp (arg, "lba") == 0) + else if (! strcasecmp (arg, "lba")) msf = 0; else - printf ("Invalid command arguments\n"); + printf ("%s: Invalid command arguments\n", __progname); return (0); case CMD_VOLUME: - if (fd<0 && ! open_cd ()) return (0); + if (fd < 0 && !open_cd ()) + return (0); - if (strcasecmp (arg, "left") == 0) + if (! strncasecmp (arg, "left", strlen(arg))) return ioctl (fd, CDIOCSETLEFT); - else if (strcasecmp (arg, "right") == 0) + + if (! strncasecmp (arg, "right", strlen(arg))) return ioctl (fd, CDIOCSETRIGHT); - else if (strcasecmp (arg, "mute") == 0) - return ioctl (fd, CDIOCSETMUTE); - else if (strcasecmp (arg, "mono") == 0) + + if (! strncasecmp (arg, "mono", strlen(arg))) return ioctl (fd, CDIOCSETMONO); - else if (strcasecmp (arg, "stereo") == 0) + + if (! strncasecmp (arg, "stereo", strlen(arg))) return ioctl (fd, CDIOCSETSTERIO); + if (! strncasecmp (arg, "mute", strlen(arg))) + return ioctl (fd, CDIOCSETMUTE); + if (2 != sscanf (arg, "%d %d", &l, &r)) { - printf ("Invalid command arguments\n"); + printf ("%s: Invalid command arguments\n", __progname); return (0); } + return setvol (l, r); + + default: + case CMD_HELP: + help (); + return (0); + } } @@ -311,53 +388,208 @@ int play (char *arg) int rc, n, start, end = 0, istart = 1, iend = 1; rc = ioctl (fd, CDIOREADTOCHEADER, &h); + if (rc < 0) return (rc); n = h.ending_track - h.starting_track + 1; rc = read_toc_entrys ((n + 1) * sizeof (struct cd_toc_entry)); + if (rc < 0) return (rc); - if (! *arg) - /* - * Play the whole disc - */ + if (! arg || ! *arg) + /* Play the whole disc */ return play_blocks (0, msf2lba (toc_buffer[n].addr.msf.minute, - toc_buffer[n].addr.msf.second, - toc_buffer[n].addr.msf.frame)); + toc_buffer[n].addr.msf.second, + toc_buffer[n].addr.msf.frame)); if (strchr (arg, '#')) { - /* - * Play block #blk [ len ] - */ + /* Play block #blk [ len ] */ int blk, len = 0; if (2 != sscanf (arg, "#%d%d", &blk, &len) && - 1 != sscanf (arg, "#%d", &blk)) { -err: printf ("Invalid command arguments\n"); - return (0); - } + 1 != sscanf (arg, "#%d", &blk)) + goto Clean_up; + if (len == 0) - len = msf2lba (toc_buffer[n].addr.msf.minute, - toc_buffer[n].addr.msf.second, - toc_buffer[n].addr.msf.frame) - blk; + len = msf2lba (toc_buffer[n].addr.msf.minute, + toc_buffer[n].addr.msf.second, + toc_buffer[n].addr.msf.frame) - blk; return play_blocks (blk, len); } if (strchr (arg, ':')) { /* * Play MSF m1:s1 [ .f1 ] [ m2:s2 [ .f2 ] ] + * + * Will now also undestand timed addresses relative + * to the beginning of a track in the form... + * + * tr1 m1:s1[.f1] [[tr2] [m2:s2[.f2]]] */ - int m1, m2 = 0, s1, s2 = 0, f1 = 0, f2 = 0; + unsigned tr1, tr2; + unsigned m1, m2, s1, s2, f1, f2; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (8 == sscanf (arg, "%d %d:%d.%d %d %d:%d.%d", + &tr1, &m1, &s1, &f1, &tr2, &m2, &s2, &f2)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (7 == sscanf (arg, "%d %d:%d %d %d:%d.%d", + &tr1, &m1, &s1, &tr2, &m2, &s2, &f2)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (7 == sscanf (arg, "%d %d:%d.%d %d %d:%d", + &tr1, &m1, &s1, &f1, &tr2, &m2, &s2)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (7 == sscanf (arg, "%d %d:%d.%d %d:%d.%d", + &tr1, &m1, &s1, &f1, &m2, &s2, &f2)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (6 == sscanf (arg, "%d %d:%d.%d %d:%d", + &tr1, &m1, &s1, &f1, &m2, &s2)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (6 == sscanf (arg, "%d %d:%d %d:%d.%d", + &tr1, &m1, &s1, &m2, &s2, &f2)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (6 == sscanf (arg, "%d %d:%d.%d %d %d", + &tr1, &m1, &s1, &f1, &tr2, &m2)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (5 == sscanf (arg, "%d %d:%d %d:%d", &tr1, &m1, &s1, &m2, &s2)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (5 == sscanf (arg, "%d %d:%d %d %d", + &tr1, &m1, &s1, &tr2, &m2)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (5 == sscanf (arg, "%d %d:%d.%d %d", + &tr1, &m1, &s1, &f1, &tr2)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (4 == sscanf (arg, "%d %d:%d %d", &tr1, &m1, &s1, &tr2)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (4 == sscanf (arg, "%d %d:%d.%d", &tr1, &m1, &s1, &f1)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + if (3 == sscanf (arg, "%d %d:%d", &tr1, &m1, &s1)) + goto Play_Relative_Addresses; + + tr2 = m2 = s2 = f2 = f1 = 0; + goto Try_Absolute_Timed_Addresses; + +Play_Relative_Addresses: + if (! tr1) + tr1 = 1; + else if (tr1 > n) + tr1 = n; + + if ((m1 > toc_buffer[tr1].addr.msf.minute) + || ((m1 == toc_buffer[tr1].addr.msf.minute) + && ((s1 > toc_buffer[tr1].addr.msf.second) + || ((s1 == toc_buffer[tr1].addr.msf.second) + && (f1 > toc_buffer[tr1].addr.msf.frame))))) { + printf ("Track %d is not that long.\n", tr1); + return (0); + } + + tr1--; - if (6 != sscanf (arg, "%d:%d.%d%d:%d.%d", &m1, &s1, &f1, &m2, &s2, &f2) && + f1 += toc_buffer[tr1].addr.msf.frame; + if (f1 >= 75) { + s1 += f1 / 75; + f1 %= 75; + } + + s1 += toc_buffer[tr1].addr.msf.second; + if (s1 >= 60) { + m1 += s1 / 60; + s1 %= 60; + } + + m1 += toc_buffer[tr1].addr.msf.minute; + + if (! tr2) { + if (m2 || s2 || f2) { + tr2 = tr1; + f2 += f1; + if (f2 >= 75) { + s2 += f2 / 75; + f2 %= 75; + } + + s2 += s1; + if (s2 > 60) { + m2 += s2 / 60; + s2 %= 60; + } + + m2 += m1; + } else { + tr2 = n; + m2 = toc_buffer[n].addr.msf.minute; + s2 = toc_buffer[n].addr.msf.second; + f2 = toc_buffer[n].addr.msf.frame; + } + } else if (tr2 > n) { + tr2 = n; + m2 = s2 = f2 = 0; + } else { + if (m2 || s2 || f2) + tr2--; + f2 += toc_buffer[tr2].addr.msf.frame; + if (f2 >= 75) { + s2 += f2 / 75; + f2 %= 75; + } + + s2 += toc_buffer[tr2].addr.msf.second; + if (s2 > 60) { + m2 += s2 / 60; + s2 %= 60; + } + + m2 += toc_buffer[tr2].addr.msf.minute; + } + + if ((tr2 < n) + && ((m2 > toc_buffer[n].addr.msf.minute) + || ((m2 == toc_buffer[n].addr.msf.minute) + && ((s2 > toc_buffer[n].addr.msf.second) + || ((s2 == toc_buffer[n].addr.msf.second) + && (f2 > toc_buffer[n].addr.msf.frame)))))) { + printf ("The playing time of the disc is not that long.\n"); + return (0); + } + return (play_msf (m1, s1, f1, m2, s2, f2)); + +Try_Absolute_Timed_Addresses: + if (6 != sscanf (arg, "%d:%d.%d%d:%d.%d", + &m1, &s1, &f1, &m2, &s2, &f2) && 5 != sscanf (arg, "%d:%d.%d%d:%d", &m1, &s1, &f1, &m2, &s2) && 5 != sscanf (arg, "%d:%d%d:%d.%d", &m1, &s1, &m2, &s2, &f2) && 3 != sscanf (arg, "%d:%d.%d", &m1, &s1, &f1) && 4 != sscanf (arg, "%d:%d%d:%d", &m1, &s1, &m2, &s2) && 2 != sscanf (arg, "%d:%d", &m1, &s1)) - goto err; + goto Clean_up; + if (m2 == 0) { m2 = toc_buffer[n].addr.msf.minute; s2 = toc_buffer[n].addr.msf.second; @@ -375,10 +607,15 @@ err: printf ("Invalid command arguments\n"); 2 != sscanf (arg, "%d.%d", &start, &istart) && 2 != sscanf (arg, "%d%d", &start, &end) && 1 != sscanf (arg, "%d", &start)) - goto err; + goto Clean_up; + if (end == 0) end = n; - return play_track (start, istart, end, iend); + return (play_track (start, istart, end, iend)); + +Clean_up: + printf ("%s: Invalid command arguments\n", __progname); + return (0); } char *strstatus (int sts) @@ -461,10 +698,12 @@ int info (char *arg) rc = read_toc_entrys ((n + 1) * sizeof (struct cd_toc_entry)); if (rc < 0) return (rc); + if (verbose) { printf ("track start duration block length type\n"); printf ("-------------------------------------------------\n"); } + for (i = 0; i < n; i++) { printf ("%5d ", toc_buffer[i].track); prtrack (toc_buffer + i, 0); @@ -474,17 +713,17 @@ int info (char *arg) return (0); } -void lba2msf (int lba, u_char *m, u_char *s, u_char *f) +void lba2msf (unsigned long lba, u_char *m, u_char *s, u_char *f) { - lba += 150; /* block start offset */ - lba &= 0xffffff; /* negative lbas use only 24 bits */ + lba += 150; /* block start offset */ + lba &= 0xffffff; /* negative lbas use only 24 bits */ *m = lba / (60 * 75); lba %= (60 * 75); *s = lba / 75; *f = lba % 75; } -int msf2lba (u_char m, u_char s, u_char f) +unsigned int msf2lba (u_char m, u_char s, u_char f) { return (((m * 60) + s) * 75 + f) - 150; } @@ -523,7 +762,7 @@ void prtrack (struct cd_toc_entry *e, int lastflag) /* Print duration, block, length, type */ printf ("%2d:%02d.%02d %6d %6d %5s\n", m, s, f, block, len, - e->control & 4 ? "data" : "audio"); + (e->control & 4) ? "data" : "audio"); } int play_track (int tstart, int istart, int tend, int iend) @@ -534,26 +773,29 @@ int play_track (int tstart, int istart, int tend, int iend) t.start_index = istart; t.end_track = tend; t.end_index = iend; + return ioctl (fd, CDIOCPLAYTRACKS, &t); } int play_blocks (int blk, int len) { - struct ioc_play_blocks t; + struct ioc_play_blocks t; t.blk = blk; t.len = len; + return ioctl (fd, CDIOCPLAYBLOCKS, &t); } -int setvol (int l, int r) +int setvol (int left, int right) { - struct ioc_vol v; + struct ioc_vol v; - v.vol[0] = l; - v.vol[1] = r; + v.vol[0] = left; + v.vol[1] = right; v.vol[2] = 0; v.vol[3] = 0; + return ioctl (fd, CDIOCSETVOL, &v); } @@ -565,13 +807,14 @@ int read_toc_entrys (int len) t.starting_track = 0; t.data_len = len; t.data = toc_buffer; - return ioctl (fd, CDIOREADTOCENTRYS, (char *) &t); + + return (ioctl (fd, CDIOREADTOCENTRYS, (char *) &t)); } int play_msf (int start_m, int start_s, int start_f, - int end_m, int end_s, int end_f) + int end_m, int end_s, int end_f) { - struct ioc_play_msf a; + struct ioc_play_msf a; a.start_m = start_m; a.start_s = start_s; @@ -579,6 +822,7 @@ int play_msf (int start_m, int start_s, int start_f, a.end_m = end_m; a.end_s = end_s; a.end_f = end_f; + return ioctl (fd, CDIOCPLAYMSF, (char *) &a); } @@ -593,8 +837,10 @@ int status (int *trk, int *min, int *sec, int *frame) s.data_len = sizeof (data); s.address_format = msf ? CD_MSF_FORMAT : CD_LBA_FORMAT; s.data_format = CD_CURRENT_POSITION; + if (ioctl (fd, CDIOCREADSUBCHANNEL, (char *) &s) < 0) return -1; + *trk = s.data->what.position.track_number; if (msf) { *min = s.data->what.position.reladdr.msf.minute; @@ -607,6 +853,7 @@ int status (int *trk, int *min, int *sec, int *frame) *sec = ss; *frame = ff; } + return s.data->header.audio_status; } @@ -617,10 +864,11 @@ char *input (int *cmd) do { if (verbose) - fprintf (stderr, "cd> "); + fprintf (stderr, "%s> ", __progname); if (! fgets (buf, sizeof (buf), stdin)) { *cmd = CMD_QUIT; - return 0; + fprintf (stderr, "\r\n"); + return (0); } p = parse (buf, cmd); } while (! p); @@ -633,47 +881,56 @@ char *parse (char *buf, int *cmd) char *p; int len; - for (p=buf; *p; ++p) - if (*p == '\t') - *p = ' '; - else if (*p == '\n') - *p = 0; + for (p=buf; isspace (*p); p++) + continue; - for (p=buf; *p; ++p) - if (*p == ' ') { - *p++ = 0; - break; - } - while (*p == ' ') - ++p; + if (isdigit (*p) || (p[0] == '#' && isdigit (p[1]))) { + *cmd = CMD_PLAY; + return (p); + } - len = strlen (buf); + for (buf = p; *p && ! isspace (*p); p++) + continue; + + len = p - buf; if (! len) return (0); - *cmd = -1; - for (c=cmdtab; c->name; ++c) { - /* Try short command form. */ - if (! c->args && len == strlen (c->name) && - strncasecmp (buf, c->name, len) == 0) { - *cmd = c->command; - break; - } - /* Try long form. */ - if (strncasecmp (buf, c->name, len) != 0) + if (*p) { /* It must be a spacing character! */ + char *q; + + *p++ = 0; + for (q=p; *q && *q != '\n' && *q != '\r'; q++) continue; + *q = 0; + } - /* Check inambiguity. */ - if (*cmd != -1 && *cmd != c->command) { - fprintf (stderr, "Ambiguous command\n"); - return (0); - } - *cmd = c->command; + *cmd = -1; + for (c=cmdtab; c->name; ++c) { + /* Is it an exact match? */ + if (! strcasecmp (buf, c->name)) { + *cmd = c->command; + break; + } + + /* Try short hand forms then... */ + if (len >= c->min && ! strncasecmp (buf, c->name, len)) { + if (*cmd != -1 && *cmd != c->command) { + fprintf (stderr, "Ambiguous command\n"); + return (0); + } + *cmd = c->command; + } } + if (*cmd == -1) { - fprintf (stderr, "Invalid command, enter ``help'' for command list\n"); + fprintf (stderr, "%s: Invalid command, enter ``help'' for commands.\n", + __progname); return (0); } + + while (isspace (*p)) + p++; return p; } @@ -683,25 +940,31 @@ int open_cd () if (fd > -1) return (1); + if (*cdname == '/') strcpy (devbuf, cdname); else if (*cdname == 'r') sprintf (devbuf, "/dev/%s", cdname); else sprintf (devbuf, "/dev/r%s", cdname); + fd = open (devbuf, O_RDONLY); + if (fd < 0 && errno == ENOENT) { - strcat (devbuf, "c"); + strcat (devbuf, DEFAULT_CD_PARTITION); fd = open (devbuf, O_RDONLY); } + if (fd < 0) { - if (errno != ENXIO) { - perror (devbuf); - exit (1); + if (errno == ENXIO) { + /* ENXIO has an overloaded meaning here. + * The original "Device not configured" should + * be interpreted as "No disc in drive %s". */ + fprintf (stderr, "%s: No disc in drive %s.\n", __progname, devbuf); + return (0); } - /* open says 'Device not configured' if no cd in */ - fprintf (stderr, "open: No CD in\n"); - return (0); + perror (devbuf); + exit (1); } return (1); } |