Bug Summary

File:src/usr.bin/cdio/cdio.c
Warning:line 299, column 11
1st function call argument is an uninitialized value

Annotated Source Code

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clang -cc1 -cc1 -triple amd64-unknown-openbsd7.0 -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name cdio.c -analyzer-store=region -analyzer-opt-analyze-nested-blocks -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 1 -pic-is-pie -mframe-pointer=all -relaxed-aliasing -fno-rounding-math -mconstructor-aliases -munwind-tables -target-cpu x86-64 -target-feature +retpoline-indirect-calls -target-feature +retpoline-indirect-branches -tune-cpu generic -debugger-tuning=gdb -fcoverage-compilation-dir=/usr/src/usr.bin/cdio/obj -resource-dir /usr/local/lib/clang/13.0.0 -internal-isystem /usr/local/lib/clang/13.0.0/include -internal-externc-isystem /usr/include -O2 -fdebug-compilation-dir=/usr/src/usr.bin/cdio/obj -ferror-limit 19 -fwrapv -D_RET_PROTECTOR -ret-protector -fgnuc-version=4.2.1 -vectorize-loops -vectorize-slp -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-valloc -fno-builtin-free -fno-builtin-strdup -fno-builtin-strndup -analyzer-output=html -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /home/ben/Projects/vmm/scan-build/2022-01-12-194120-40624-1 -x c /usr/src/usr.bin/cdio/cdio.c
1/* $OpenBSD: cdio.c,v 1.83 2021/11/28 19:28:41 deraadt Exp $ */
2
3/* Copyright (c) 1995 Serge V. Vakulenko
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
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 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Serge V. Vakulenko.
18 * 4. The name of the author may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33/*
34 * Compact Disc Control Utility by Serge V. Vakulenko <vak@cronyx.ru>.
35 * Based on the non-X based CD player by Jean-Marc Zucconi and
36 * Andrey A. Chernov.
37 *
38 * Fixed and further modified on 5-Sep-1995 by Jukka Ukkonen <jau@funet.fi>.
39 *
40 * 11-Sep-1995: Jukka A. Ukkonen <jau@funet.fi>
41 * A couple of further fixes to my own earlier "fixes".
42 *
43 * 18-Sep-1995: Jukka A. Ukkonen <jau@funet.fi>
44 * Added an ability to specify addresses relative to the
45 * beginning of a track. This is in fact a variation of
46 * doing the simple play_msf() call.
47 *
48 * 11-Oct-1995: Serge V.Vakulenko <vak@cronyx.ru>
49 * New eject algorithm.
50 * Some code style reformatting.
51 *
52 * $FreeBSD: cdcontrol.c,v 1.13 1996/06/25 21:01:27 ache Exp $
53 */
54
55#include <sys/types.h>
56#include <sys/cdio.h>
57#include <sys/ioctl.h>
58#include <sys/queue.h>
59#include <sys/scsiio.h>
60#include <sys/stat.h>
61
62#include <ctype.h>
63#include <err.h>
64#include <errno(*__errno()).h>
65#include <fcntl.h>
66#include <signal.h>
67#include <stdio.h>
68#include <stdlib.h>
69#include <string.h>
70#include <unistd.h>
71#include <limits.h>
72#include <histedit.h>
73#include <util.h>
74#include <vis.h>
75
76#include "extern.h"
77
78#define ASTS_INVALID0x00 0x00 /* Audio status byte not valid */
79#define ASTS_PLAYING0x11 0x11 /* Audio play operation in progress */
80#define ASTS_PAUSED0x12 0x12 /* Audio play operation paused */
81#define ASTS_COMPLETED0x13 0x13 /* Audio play operation successfully completed */
82#define ASTS_ERROR0x14 0x14 /* Audio play operation stopped due to error */
83#define ASTS_VOID0x15 0x15 /* No current audio status to return */
84
85#ifndef DEFAULT_CD_DRIVE"cd0"
86# define DEFAULT_CD_DRIVE"cd0" "cd0"
87#endif
88
89#define CMD_DEBUG1 1
90#define CMD_DEVICE2 2
91#define CMD_EJECT3 3
92#define CMD_HELP4 4
93#define CMD_INFO5 5
94#define CMD_PAUSE6 6
95#define CMD_PLAY7 7
96#define CMD_QUIT8 8
97#define CMD_RESUME9 9
98#define CMD_STOP10 10
99#define CMD_VOLUME11 11
100#define CMD_CLOSE12 12
101#define CMD_RESET13 13
102#define CMD_SET14 14
103#define CMD_STATUS15 15
104#define CMD_NEXT16 16
105#define CMD_PREV17 17
106#define CMD_REPLAY18 18
107#define CMD_CDDB19 19
108#define CMD_CDID20 20
109#define CMD_BLANK21 21
110#define CMD_CDRIP22 22
111#define CMD_CDPLAY23 23
112
113struct cmdtab {
114 int command;
115 char *name;
116 int min;
117 char *args;
118} cmdtab[] = {
119{ CMD_BLANK21, "blank", 1, "" },
120{ CMD_CDDB19, "cddbinfo", 2, "[n]" },
121{ CMD_CDID20, "cdid", 3, "" },
122{ CMD_CDPLAY23, "cdplay", 3, "[track1-trackN ...]" },
123{ CMD_CDRIP22, "cdrip", 3, "[track1-trackN ...]" },
124{ CMD_CLOSE12, "close", 1, "" },
125{ CMD_DEBUG1, "debug", 3, "on | off" },
126{ CMD_DEVICE2, "device", 1, "devname" },
127{ CMD_EJECT3, "eject", 1, "" },
128{ CMD_QUIT8, "exit", 2, "" },
129{ CMD_HELP4, "?", 1, 0 },
130{ CMD_HELP4, "help", 1, "" },
131{ CMD_INFO5, "info", 1, "" },
132{ CMD_NEXT16, "next", 1, "" },
133{ CMD_PAUSE6, "pause", 2, "" },
134{ CMD_PLAY7, "play", 1, "[track1[.index1] [track2[.index2]]]" },
135{ CMD_PLAY7, "play", 1, "[[tr1] m1:s1[.f1] [tr2] [m2:s2[.f2]]]" },
136{ CMD_PLAY7, "play", 1, "[#block [len]]" },
137{ CMD_PREV17, "previous", 2, "" },
138{ CMD_QUIT8, "quit", 1, "" },
139{ CMD_REPLAY18, "replay", 3, "" },
140{ CMD_RESET13, "reset", 4, "" },
141{ CMD_RESUME9, "resume", 1, "" },
142{ CMD_SET14, "set", 2, "lba | msf" },
143{ CMD_STATUS15, "status", 1, "" },
144{ CMD_STOP10, "stop", 3, "" },
145{ CMD_VOLUME11, "volume", 1, "left_channel right_channel" },
146{ CMD_VOLUME11, "volume", 1, "left | right | mono | stereo | mute" },
147{ 0, 0, 0, 0}
148};
149
150struct cd_toc_entry *toc_buffer;
151
152struct track_head tracks;
153
154char *cdname;
155int fd = -1;
156int writeperm = 0;
157u_int8_t mediacap[MMC_FEATURE_MAX0x0110 / NBBY8];
158int verbose = 1;
159int msf = 1;
160const char *cddb_host;
161char **track_names;
162volatile sig_atomic_t signo;
163
164EditLine *el = NULL((void *)0); /* line-editing structure */
165History *hist = NULL((void *)0); /* line-editing history */
166void switch_el(void);
167
168extern char *__progname;
169
170int setvol(int, int);
171int read_toc_entrys(int);
172int play_msf(int, int, int, int, int, int);
173int play_track(int, int, int, int);
174int status(int *, int *, int *, int *);
175int is_wave(int);
176__dead__attribute__((__noreturn__)) void tao(int argc, char **argv);
177int play(char *arg);
178int info(char *arg);
179int cddbinfo(char *arg);
180int pstatus(char *arg);
181int play_next(char *arg);
182int play_prev(char *arg);
183int play_same(char *arg);
184void sigint_handler(int);
185char *input(int *);
186char *prompt(void);
187void prtrack(struct cd_toc_entry *e, int lastflag, char *name);
188void lba2msf(unsigned long lba, u_char *m, u_char *s, u_char *f);
189unsigned int msf2lba(u_char m, u_char s, u_char f);
190int play_blocks(int blk, int len);
191int run(int cmd, char *arg);
192char *parse(char *buf, int *cmd);
193void help(void);
194void usage(void);
195char *strstatus(int);
196int cdid(void);
197void addmsf(u_int *, u_int *, u_int *, u_char, u_char, u_char);
198int cmpmsf(u_char, u_char, u_char, u_char, u_char, u_char);
199void toc2msf(u_int, u_char *, u_char *, u_char *);
200
201void
202help(void)
203{
204 struct cmdtab *c;
205 char *s, n;
206 int i;
207
208 for (c = cmdtab; c->name; ++c) {
209 if (!c->args)
210 continue;
211 printf("\t");
212 for (i = c->min, s = c->name; *s; s++, i--) {
213 if (i > 0)
214 n = toupper((unsigned char)*s);
215 else
216 n = *s;
217 putchar(n)(!__isthreaded ? __sputc(n, (&__sF[1])) : (putc)(n, (&
__sF[1])));
218 }
219 if (*c->args)
220 printf(" %s", c->args);
221 printf("\n");
222 }
223 printf("\n\tThe word \"play\" is not required for the play commands.\n");
224 printf("\tThe plain target address is taken as a synonym for play.\n");
225}
226
227void
228usage(void)
229{
230 fprintf(stderr(&__sF[2]), "usage: %s [-sv] [-d host:port] [-f device] [command args ...]\n",
231 __progname);
232 exit(1);
233}
234
235int
236main(int argc, char **argv)
237{
238 int ch, cmd;
1
'cmd' declared without an initial value
→
239 char *arg;
240
241 cdname = getenv("DISC");
242 if (!cdname)
2
←
Assuming 'cdname' is non-null
→
3
←
Taking false branch
→
243 cdname = getenv("CDROM");
244
245 cddb_host = getenv("CDDB");
246 if (!cddb_host)
4
←
Assuming 'cddb_host' is non-null
→
5
←
Taking false branch
→
247 cddb_host = "gnudb.gnudb.org";
248
249 while ((ch = getopt(argc, argv, "svd:f:")) != -1)
6
←
Assuming the condition is false
→
7
←
Loop condition is false. Execution continues on line 267
→
250 switch (ch) {
251 case 's':
252 verbose = 0;
253 break;
254 case 'v':
255 verbose++;
256 break;
257 case 'f':
258 cdname = optarg;
259 break;
260 case 'd':
261 cddb_host = optarg;
262 break;
263 default:
264 usage();
265 }
266
267 argc -= optind;
268 argv += optind;
269
270 if (argc > 0 && ! strcasecmp(*argv, "help"))
8
←
Assuming 'argc' is > 0
→
9
←
Assuming the condition is false
→
10
←
Taking false branch
→
271 usage();
272
273 if (!cdname
10.1
'cdname' is non-null
) {
11
←
Taking false branch
→
274 cdname = DEFAULT_CD_DRIVE"cd0";
275 if (verbose > 1)
276 fprintf(stderr(&__sF[2]),
277 "No CD device name specified. Defaulting to %s.\n",
278 cdname);
279 }
280
281 if (argc
11.1
'argc' is > 0
 > 0 && !strcasecmp(*argv, "tao")) {
12
←
Assuming the condition is false
→
13
←
Taking false branch
→
282 tao(argc, argv);
283 /* NOTREACHED */
284 }
285 if (argc
13.1
'argc' is > 0
 > 0) {
14
←
Taking true branch
→
286 char buf[80], *p;
287 int len;
288
289 for (p=buf; argc-->0; ++argv) {
15
←
Loop condition is true. Entering loop body
→
20
←
Assuming the condition is false
→
21
←
Loop condition is false. Execution continues on line 298
→
290 len = snprintf(p, buf + sizeof buf - p,
291 "%s%s", (p
15.1
'p' is <= 'buf'
 > buf) ? " " : "", *argv);
16
←
'?' condition is false
→
292
293 if (len < 0 || len >= buf + sizeof buf - p)
17
←
Assuming 'len' is >= 0
→
18
←
Assuming the condition is false
→
19
←
Taking false branch
→
294 errx(1, "argument list too long.");
295
296 p += len;
297 }
298 arg = parse(buf, &cmd);
22
←
Calling 'parse'
→
28
←
Returning from 'parse'
→
299 return (run(cmd, arg));
29
←
1st function call argument is an uninitialized value
300 }
301
302 if (verbose == 1)
303 verbose = isatty(0);
304
305 if (verbose) {
306 printf("Compact Disc Control utility, version %s\n", VERSION"2.1");
307 printf("Type `?' for command list\n\n");
308 }
309
310 switch_el();
311
312 for (;;) {
313 arg = input(&cmd);
314 if (run(cmd, arg) < 0) {
315 if (verbose)
316 warn(NULL((void *)0));
317 close(fd);
318 fd = -1;
319 }
320 fflush(stdout(&__sF[1]));
321 }
322}
323
324int
325run(int cmd, char *arg)
326{
327 int l, r, rc;
328 static char newcdname[PATH_MAX1024];
329
330 switch (cmd) {
331
332 case CMD_QUIT8:
333 switch_el();
334 exit(0);
335
336 case CMD_INFO5:
337 if (!open_cd(cdname, 0))
338 return (0);
339
340 return info(arg);
341
342 case CMD_CDDB19:
343 if (!open_cd(cdname, 0))
344 return (0);
345
346 return cddbinfo(arg);
347
348 case CMD_CDID20:
349 if (!open_cd(cdname, 0))
350 return (0);
351 return cdid();
352
353 case CMD_STATUS15:
354 if (!open_cd(cdname, 0))
355 return (0);
356
357 return pstatus(arg);
358
359 case CMD_PAUSE6:
360 if (!open_cd(cdname, 0))
361 return (0);
362
363 return ioctl(fd, CDIOCPAUSE((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((19))));
364
365 case CMD_RESUME9:
366 if (!open_cd(cdname, 0))
367 return (0);
368
369 return ioctl(fd, CDIOCRESUME((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((20))));
370
371 case CMD_STOP10:
372 if (!open_cd(cdname, 0))
373 return (0);
374
375 rc = ioctl(fd, CDIOCSTOP((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((23))));
376
377 (void) ioctl(fd, CDIOCALLOW((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((25))));
378
379 return (rc);
380
381 case CMD_RESET13:
382 if (!open_cd(cdname, 0))
383 return (0);
384
385 rc = ioctl(fd, CDIOCRESET((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((21))));
386 if (rc == -1)
387 return rc;
388 close(fd);
389 fd = -1;
390 return (0);
391
392 case CMD_DEBUG1:
393 if (!open_cd(cdname, 0))
394 return (0);
395
396 if (!strcasecmp(arg, "on"))
397 return ioctl(fd, CDIOCSETDEBUG((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((17))));
398
399 if (!strcasecmp(arg, "off"))
400 return ioctl(fd, CDIOCCLRDEBUG((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((18))));
401
402 printf("%s: Invalid command arguments\n", __progname);
403
404 return (0);
405
406 case CMD_DEVICE2:
407 /* close old device */
408 if (fd > -1) {
409 (void) ioctl(fd, CDIOCALLOW((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((25))));
410 close(fd);
411 fd = -1;
412 }
413
414 if (strlen(arg) == 0) {
415 printf("%s: Invalid parameter\n", __progname);
416 return (0);
417 }
418
419 /* open new device */
420 if (!open_cd(arg, 0))
421 return (0);
422 (void) strlcpy(newcdname, arg, sizeof(newcdname));
423 cdname = newcdname;
424 return (1);
425
426 case CMD_EJECT3:
427 if (!open_cd(cdname, 0))
428 return (0);
429
430 (void) ioctl(fd, CDIOCALLOW((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((25))));
431 rc = ioctl(fd, CDIOCEJECT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((24))));
432 if (rc == -1)
433 return (rc);
434#if defined(__OpenBSD__1)
435 close(fd);
436 fd = -1;
437#endif
438 if (track_names)
439 free_names(track_names);
440 track_names = NULL((void *)0);
441 return (0);
442
443 case CMD_CLOSE12:
444#if defined(CDIOCCLOSE((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((27))))
445 if (!open_cd(cdname, 0))
446 return (0);
447
448 (void) ioctl(fd, CDIOCALLOW((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((25))));
449 rc = ioctl(fd, CDIOCCLOSE((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((27))));
450 if (rc == -1)
451 return (rc);
452 close(fd);
453 fd = -1;
454 return (0);
455#else
456 printf("%s: Command not yet supported\n", __progname);
457 return (0);
458#endif
459
460 case CMD_PLAY7:
461 if (!open_cd(cdname, 0))
462 return (0);
463
464 while (isspace((unsigned char)*arg))
465 arg++;
466
467 return play(arg);
468
469 case CMD_SET14:
470 if (!strcasecmp(arg, "msf"))
471 msf = 1;
472 else if (!strcasecmp(arg, "lba"))
473 msf = 0;
474 else
475 printf("%s: Invalid command arguments\n", __progname);
476 return (0);
477
478 case CMD_VOLUME11:
479 if (!open_cd(cdname, 0))
480 return (0);
481
482 if (!strncasecmp(arg, "left", strlen(arg)))
483 return ioctl(fd, CDIOCSETLEFT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((15))));
484
485 if (!strncasecmp(arg, "right", strlen(arg)))
486 return ioctl(fd, CDIOCSETRIGHT((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((16))));
487
488 if (!strncasecmp(arg, "mono", strlen(arg)))
489 return ioctl(fd, CDIOCSETMONO((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((12))));
490
491 if (!strncasecmp(arg, "stereo", strlen(arg)))
492 return ioctl(fd, CDIOCSETSTEREO((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((13))));
493
494 if (!strncasecmp(arg, "mute", strlen(arg)))
495 return ioctl(fd, CDIOCSETMUTE((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((14))));
496
497 if (2 != sscanf(arg, "%d%d", &l, &r)) {
498 printf("%s: Invalid command arguments\n", __progname);
499 return (0);
500 }
501
502 return setvol(l, r);
503
504 case CMD_NEXT16:
505 if (!open_cd(cdname, 0))
506 return (0);
507
508 return play_next(arg);
509
510 case CMD_PREV17:
511 if (!open_cd(cdname, 0))
512 return (0);
513
514 return play_prev(arg);
515
516 case CMD_REPLAY18:
517 if (!open_cd(cdname, 0))
518 return 0;
519
520 return play_same(arg);
521 case CMD_BLANK21:
522 if (!open_cd(cdname, 1))
523 return 0;
524
525 if (get_media_capabilities(mediacap, 1) == -1) {
526 warnx("Can't determine media type");
527 return (0);
528 }
529 if (cdio_isset(mediacap, MMC_FEATURE_CDRW_WRITE)((mediacap)[(0x37)>>3] & (1<<((0x37)&(8 -
1)))) == 0 &&
530 get_media_type() != MEDIATYPE_CDRW2) {
531 warnx("The media doesn't support blanking");
532 return (0);
533 }
534
535 return blank();
536 case CMD_CDRIP22:
537 if (!open_cd(cdname, 0))
538 return (0);
539
540 while (isspace((unsigned char)*arg))
541 arg++;
542
543 return cdrip(arg);
544 case CMD_CDPLAY23:
545 if (!open_cd(cdname, 0))
546 return (0);
547
548 while (isspace((unsigned char)*arg))
549 arg++;
550
551 return cdplay(arg);
552 default:
553 case CMD_HELP4:
554 help();
555 return (0);
556
557 }
558}
559
560/*
561 * Check if audio file has RIFF WAVE format. If not, we assume it's just PCM.
562 */
563int
564is_wave(int fd)
565{
566 char buf[WAVHDRLEN44];
567 int rv;
568
569 rv = 0;
570 if (read(fd, buf, sizeof(buf)) == sizeof(buf)) {
571 if (memcmp(buf, "RIFF", 4) == 0 &&
572 memcmp(buf + 8, "WAVE", 4) == 0)
573 rv = 1;
574 }
575
576 return (rv);
577}
578
579__dead__attribute__((__noreturn__)) void
580tao(int argc, char **argv)
581{
582 struct stat sb;
583 struct track_info *cur_track;
584 struct track_info *tr;
585 off_t availblk, needblk = 0;
586 u_int blklen;
587 u_int ntracks = 0;
588 char type;
589 int ch, speed;
590 const char *errstr;
591
592 if (argc == 1)
593 usage();
594
595 SLIST_INIT(&tracks){ ((&tracks)->slh_first) = ((void *)0); };
596 type = 'd';
597 speed = DRIVE_SPEED_OPTIMAL0xffff;
598 blklen = 2048;
599 while (argc > 1) {
600 tr = malloc(sizeof(struct track_info));
601 if (tr == NULL((void *)0))
602 err(1, "tao");
603
604 optreset = 1;
605 optind = 1;
606 while ((ch = getopt(argc, argv, "ads:")) != -1) {
607 switch (ch) {
608 case 'a':
609 type = 'a';
610 blklen = 2352;
611 break;
612 case 'd':
613 type = 'd';
614 blklen = 2048;
615 break;
616 case 's':
617 if (strcmp(optarg, "auto") == 0) {
618 speed = DRIVE_SPEED_OPTIMAL0xffff;
619 } else if (strcmp(optarg, "max") == 0) {
620 speed = DRIVE_SPEED_MAX0xfffe;
621 } else {
622 speed = (int)strtonum(optarg, 1,
623 CD_MAX_SPEED380, &errstr);
624 if (errstr != NULL((void *)0)) {
625 errx(1,
626 "incorrect speed value");
627 }
628 }
629 break;
630 default:
631 usage();
632 /* NOTREACHED */
633 }
634 }
635
636 if (speed != DRIVE_SPEED_OPTIMAL0xffff && speed != DRIVE_SPEED_MAX0xfffe)
637 tr->speed = CD_SPEED_TO_KBPS(speed, blklen)((speed) * 75 * (blklen) / 1024);
638 else
639 tr->speed = speed;
640
641 tr->type = type;
642 tr->blklen = blklen;
643 argc -= optind;
644 argv += optind;
645 if (argv[0] == NULL((void *)0))
646 usage();
647 tr->file = argv[0];
648 tr->fd = open(tr->file, O_RDONLY0x0000);
649 if (tr->fd == -1)
650 err(1, "cannot open file %s", tr->file);
651 if (fstat(tr->fd, &sb) == -1)
652 err(1, "cannot stat file %s", tr->file);
653 tr->sz = sb.st_size;
654 tr->off = 0;
655 if (tr->type == 'a') {
656 if (is_wave(tr->fd)) {
657 tr->sz -= WAVHDRLEN44;
658 tr->off = WAVHDRLEN44;
659 }
660 }
661 if (SLIST_EMPTY(&tracks)(((&tracks)->slh_first) == ((void *)0)))
662 SLIST_INSERT_HEAD(&tracks, tr, track_list)do { (tr)->track_list.sle_next = (&tracks)->slh_first
; (&tracks)->slh_first = (tr); } while (0);
663 else
664 SLIST_INSERT_AFTER(cur_track, tr, track_list)do { (tr)->track_list.sle_next = (cur_track)->track_list
.sle_next; (cur_track)->track_list.sle_next = (tr); } while
(0);
665 cur_track = tr;
666 }
667
668 if (!open_cd(cdname, 1))
669 exit(1);
670 if (get_media_capabilities(mediacap, 1) == -1)
671 errx(1, "Can't determine media type");
672 if (cdio_isset(mediacap, MMC_FEATURE_CD_TAO)((mediacap)[(0x2d)>>3] & (1<<((0x2d)&(8 -
1)))) == 0)
673 errx(1, "The media can't be written in TAO mode");
674
675 get_disc_size(&availblk);
676 SLIST_FOREACH(tr, &tracks, track_list)for((tr) = ((&tracks)->slh_first); (tr) != ((void *)0)
; (tr) = ((tr)->track_list.sle_next)) {
677 needblk += tr->sz/tr->blklen;
678 ntracks++;
679 }
680 needblk += (ntracks - 1) * 150; /* transition area between tracks */
681 if (needblk > availblk)
682 errx(1, "Only %llu of the required %llu blocks available",
683 availblk, needblk);
684 if (writetao(&tracks) != 0)
685 exit(1);
686 else
687 exit(0);
688}
689
690int
691play(char *arg)
692{
693 struct ioc_toc_header h;
694 unsigned char tm, ts, tf;
695 unsigned int tr1, tr2, m1, m2, s1, s2, f1, f2, i1, i2;
696 unsigned int blk, len, n;
697 char c;
698 int rc;
699
700 rc = ioctl(fd, CDIOREADTOCHEADER((unsigned long)0x40000000 | ((sizeof(struct ioc_toc_header) &
0x1fff) << 16) | ((('c')) << 8) | ((4))), &h);
701
702 if (rc == -1)
703 return (rc);
704
705 if (h.starting_track > h.ending_track) {
706 printf("TOC starting_track > TOC ending_track\n");
707 return (0);
708 }
709
710 n = h.ending_track - h.starting_track + 1;
711 rc = read_toc_entrys((n + 1) * sizeof (struct cd_toc_entry));
712
713 if (rc < 0)
714 return (rc);
715
716 /*
717 * Truncate trailing white space. Then by adding %c to the end of the
718 * sscanf() formats we catch any errant trailing characters.
719 */
720 rc = strlen(arg) - 1;
721 while (rc >= 0 && isspace((unsigned char)arg[rc])) {
722 arg[rc] = '\0';
723 rc--;
724 }
725
726 if (!arg || ! *arg) {
727 /* Play the whole disc */
728 return (play_track(h.starting_track, 1, h.ending_track, 1));
729 }
730
731 if (strchr(arg, '#')) {
732 /* Play block #blk [ len ] */
733 if (2 != sscanf(arg, "#%u%u%c", &blk, &len, &c) &&
734 1 != sscanf(arg, "#%u%c", &blk, &c)) {
735 printf("%s: Invalid command arguments\n", __progname);
736 return (0);
737 }
738
739 if (len == 0) {
740 if (msf)
741 len = msf2lba(toc_buffer[n].addr.msf.minute,
742 toc_buffer[n].addr.msf.second,
743 toc_buffer[n].addr.msf.frame) - blk;
744 else
745 len = toc_buffer[n].addr.lba - blk;
746 }
747 return play_blocks(blk, len);
748 }
749
750 if (strchr(arg, ':') == NULL((void *)0)) {
751 /*
752 * Play track tr1[.i1] [tr2[.i2]]
753 */
754 if (4 == sscanf(arg, "%u.%u%u.%u%c", &tr1, &i1, &tr2, &i2, &c))
755 goto play_track;
756
757 i2 = 1;
758 if (3 == sscanf(arg, "%u.%u%u%c", &tr1, &i1, &tr2, &c))
759 goto play_track;
760
761 i1 = 1;
762 if (3 == sscanf(arg, "%u%u.%u%c", &tr1, &tr2, &i2, &c))
763 goto play_track;
764
765 tr2 = 0;
766 i2 = 1;
767 if (2 == sscanf(arg, "%u.%u%c", &tr1, &i1, &c))
768 goto play_track;
769
770 i1 = i2 = 1;
771 if (2 == sscanf(arg, "%u%u%c", &tr1, &tr2, &c))
772 goto play_track;
773
774 i1 = i2 = 1;
775 tr2 = 0;
776 if (1 == sscanf(arg, "%u%c", &tr1, &c))
777 goto play_track;
778
779 printf("%s: Invalid command arguments\n", __progname);
780 return (0);
781
782play_track:
783 if (tr1 > n || tr2 > n) {
784 printf("Track number must be between 0 and %u\n", n);
785 return (0);
786 } else if (tr2 == 0)
787 tr2 = h.ending_track;
788
789 if (tr1 > tr2) {
790 printf("starting_track > ending_track\n");
791 return (0);
792 }
793
794 return (play_track(tr1, i1, tr2, i2));
795 }
796
797 /*
798 * Play MSF [tr1] m1:s1[.f1] [tr2] [m2:s2[.f2]]
799 *
800 * Start Time End Time
801 * ---------- --------
802 * tr1 m1:s1.f1 tr2 m2:s2.f2
803 * tr1 m1:s1 tr2 m2:s2.f2
804 * tr1 m1:s1.f1 tr2 m2:s2
805 * tr1 m1:s1 tr2 m2:s2
806 * m1:s1.f1 tr2 m2:s2.f2
807 * m1:s1 tr2 m2:s2.f2
808 * m1:s1.f1 tr2 m2:s2
809 * m1:s1 tr2 m2:s2
810 * tr1 m1:s1.f1 m2:s2.f2
811 * tr1 m1:s1 m2:s2.f2
812 * tr1 m1:s1.f1 m2:s2
813 * tr1 m1:s1 m2:s2
814 * m1:s1.f1 m2:s2.f2
815 * m1:s1 m2:s2.f2
816 * m1:s1.f1 m2:s2
817 * m1:s1 m2:s2
818 * tr1 m1:s1.f1 tr2
819 * tr1 m1:s1 tr2
820 * m1:s1.f1 tr2
821 * m1:s1 tr2
822 * tr1 m1:s1.f1 <end of disc>
823 * tr1 m1:s1 <end of disc>
824 * m1:s1.f1 <end of disc>
825 * m1:s1 <end of disc>
826 */
827
828 /* tr1 m1:s1.f1 tr2 m2:s2.f2 */
829 if (8 == sscanf(arg, "%u%u:%u.%u%u%u:%u.%u%c",
830 &tr1, &m1, &s1, &f1, &tr2, &m2, &s2, &f2, &c))
831 goto play_msf;
832
833 /* tr1 m1:s1 tr2 m2:s2.f2 */
834 f1 = 0;
835 if (7 == sscanf(arg, "%u%u:%u%u%u:%u.%u%c",
836 &tr1, &m1, &s1, &tr2, &m2, &s2, &f2, &c))
837 goto play_msf;
838
839 /* tr1 m1:s1.f1 tr2 m2:s2 */
840 f2 =0;
841 if (7 == sscanf(arg, "%u%u:%u.%u%u%u:%u%c",
842 &tr1, &m1, &s1, &f1, &tr2, &m2, &s2, &c))
843 goto play_msf;
844
845 /* m1:s1.f1 tr2 m2:s2.f2 */
846 tr1 = 0;
847 if (7 == sscanf(arg, "%u:%u.%u%u%u:%u.%u%c",
848 &m1, &s1, &f1, &tr2, &m2, &s2, &f2, &c))
849 goto play_msf;
850
851 /* tr1 m1:s1.f1 m2:s2.f2 */
852 tr2 = 0;
853 if (7 == sscanf(arg, "%u%u:%u.%u%u:%u.%u%c",
854 &tr1, &m1, &s1, &f1, &m2, &s2, &f2, &c))
855 goto play_msf;
856
857 /* m1:s1 tr2 m2:s2.f2 */
858 tr1 = f1 = 0;
859 if (6 == sscanf(arg, "%u:%u%u%u:%u.%u%c",
860 &m1, &s1, &tr2, &m2, &s2, &f2, &c))
861 goto play_msf;
862
863 /* m1:s1.f1 tr2 m2:s2 */
864 tr1 = f2 = 0;
865 if (6 == sscanf(arg, "%u:%u.%u%u%u:%u%c",
866 &m1, &s1, &f1, &tr2, &m2, &s2, &c))
867 goto play_msf;
868
869 /* m1:s1.f1 m2:s2.f2 */
870 tr1 = tr2 = 0;
871 if (6 == sscanf(arg, "%u:%u.%u%u:%u.%u%c",
872 &m1, &s1, &f1, &m2, &s2, &f2, &c))
873 goto play_msf;
874
875 /* tr1 m1:s1.f1 m2:s2 */
876 tr2 = f2 = 0;
877 if (6 == sscanf(arg, "%u%u:%u.%u%u:%u%c",
878 &tr1, &m1, &s1, &f1, &m2, &s2, &c))
879 goto play_msf;
880
881 /* tr1 m1:s1 m2:s2.f2 */
882 tr2 = f1 = 0;
883 if (6 == sscanf(arg, "%u%u:%u%u:%u.%u%c",
884 &tr1, &m1, &s1, &m2, &s2, &f2, &c))
885 goto play_msf;
886
887 /* tr1 m1:s1 tr2 m2:s2 */
888 f1 = f2 = 0;
889 if (6 == sscanf(arg, "%u%u:%u%u%u:%u%c",
890 &tr1, &m1, &s1, &tr2, &m2, &s2, &c))
891 goto play_msf;
892
893 /* m1:s1 tr2 m2:s2 */
894 tr1 = f1 = f2 = 0;
895 if (5 == sscanf(arg, "%u:%u%u%u:%u%c", &m1, &s1, &tr2, &m2, &s2, &c))
896 goto play_msf;
897
898 /* tr1 m1:s1 m2:s2 */
899 f1 = tr2 = f2 = 0;
900 if (5 == sscanf(arg, "%u%u:%u%u:%u%c", &tr1, &m1, &s1, &m2, &s2, &c))
901 goto play_msf;
902
903 /* m1:s1 m2:s2.f2 */
904 tr1 = f1 = tr2 = 0;
905 if (5 == sscanf(arg, "%u:%u%u:%u.%u%c", &m1, &s1, &m2, &s2, &f2, &c))
906 goto play_msf;
907
908 /* m1:s1.f1 m2:s2 */
909 tr1 = tr2 = f2 = 0;
910 if (5 == sscanf(arg, "%u:%u.%u%u:%u%c", &m1, &s1, &f1, &m2, &s2, &c))
911 goto play_msf;
912
913 /* tr1 m1:s1.f1 tr2 */
914 m2 = s2 = f2 = 0;
915 if (5 == sscanf(arg, "%u%u:%u.%u%u%c", &tr1, &m1, &s1, &f1, &tr2, &c))
916 goto play_msf;
917
918 /* m1:s1 m2:s2 */
919 tr1 = f1 = tr2 = f2 = 0;
920 if (4 == sscanf(arg, "%u:%u%u:%u%c", &m1, &s1, &m2, &s2, &c))
921 goto play_msf;
922
923 /* tr1 m1:s1.f1 <end of disc> */
924 tr2 = m2 = s2 = f2 = 0;
925 if (4 == sscanf(arg, "%u%u:%u.%u%c", &tr1, &m1, &s1, &f1, &c))
926 goto play_msf;
927
928 /* tr1 m1:s1 tr2 */
929 f1 = m2 = s2 = f2 = 0;
930 if (4 == sscanf(arg, "%u%u:%u%u%c", &tr1, &m1, &s1, &tr2, &c))
931 goto play_msf;
932
933 /* m1:s1.f1 tr2 */
934 tr1 = m2 = s2 = f2 = 0;
935 if (4 == sscanf(arg, "%u%u:%u%u%c", &m1, &s1, &f1, &tr2, &c))
936 goto play_msf;
937
938 /* m1:s1.f1 <end of disc> */
939 tr1 = tr2 = m2 = s2 = f2 = 0;
940 if (3 == sscanf(arg, "%u:%u.%u%c", &m1, &s1, &f1, &c))
941 goto play_msf;
942
943 /* tr1 m1:s1 <end of disc> */
944 f1 = tr2 = m2 = s2 = f2 = 0;
945 if (3 == sscanf(arg, "%u%u:%u%c", &tr1, &m1, &s1, &c))
946 goto play_msf;
947
948 /* m1:s1 tr2 */
949 tr1 = f1 = m2 = s2 = f2 = 0;
950 if (3 == sscanf(arg, "%u:%u%u%c", &m1, &s1, &tr2, &c))
951 goto play_msf;
952
953 /* m1:s1 <end of disc> */
954 tr1 = f1 = tr2 = m2 = s2 = f2 = 0;
955 if (2 == sscanf(arg, "%u:%u%c", &m1, &s1, &c))
956 goto play_msf;
957
958 printf("%s: Invalid command arguments\n", __progname);
959 return (0);
960
961play_msf:
962 if (tr1 > n || tr2 > n) {
963 printf("Track number must be between 0 and %u\n", n);
964 return (0);
965 } else if (m1 > 99 || m2 > 99) {
966 printf("Minutes must be between 0 and 99\n");
967 return (0);
968 } else if (s1 > 59 || s2 > 59) {
969 printf("Seconds must be between 0 and 59\n");
970 return (0);
971 } else if (f1 > 74 || f2 > 74) {
972 printf("Frames number must be between 0 and 74\n");
973 return (0);
974 }
975
976 if (tr1 > 0) {
977 /*
978 * Start time is relative to tr1, Add start time of tr1
979 * to (m1,s1,f1) to yield absolute start time.
980 */
981 toc2msf(tr1, &tm, &ts, &tf);
982 addmsf(&m1, &s1, &f1, tm, ts, tf);
983
984 /* Compare (m1,s1,f1) to start time of next track. */
985 toc2msf(tr1+1, &tm, &ts, &tf);
986 if (cmpmsf(m1, s1, f1, tm, ts, tf) == 1) {
987 printf("Track %u is not that long.\n", tr1);
988 return (0);
989 }
990 }
991
992 toc2msf(n+1, &tm, &ts, &tf);
993 if (cmpmsf(m1, s1, f1, tm, ts, tf) == 1) {
994 printf("Start time is after end of disc.\n");
995 return (0);
996 }
997
998 if (tr2 > 0) {
999 /*
1000 * End time is relative to tr2, Add start time of tr2
1001 * to (m2,s2,f2) to yield absolute end time.
1002 */
1003 toc2msf(tr2, &tm, &ts, &tf);
1004 addmsf(&m2, &s2, &f2, tm, ts, tf);
1005
1006 /* Compare (m2,s2,f2) to start time of next track. */
1007 toc2msf(tr2+1, &tm, &ts, &tf);
1008 if (cmpmsf(m2, s2, f2, tm, ts, tf) == 1) {
1009 printf("Track %u is not that long.\n", tr2);
1010 return (0);
1011 }
1012 }
1013
1014 toc2msf(n+1, &tm, &ts, &tf);
1015
1016 if (!(tr2 || m2 || s2 || f2)) {
1017 /* Play to end of disc. */
1018 m2 = tm;
1019 s2 = ts;
1020 f2 = tf;
1021 } else if (cmpmsf(m2, s2, f2, tm, ts, tf) == 1) {
1022 printf("End time is after end of disc.\n");
1023 return (0);
1024 }
1025
1026 if (cmpmsf(m1, s1, f1, m2, s2, f2) == 1) {
1027 printf("Start time is after end time.\n");
1028 return (0);
1029 }
1030
1031 return play_msf(m1, s1, f1, m2, s2, f2);
1032}
1033
1034/* ARGSUSED */
1035int
1036play_prev(char *arg)
1037{
1038 int trk, min, sec, frm, rc;
1039 struct ioc_toc_header h;
1040
1041 if (status(&trk, &min, &sec, &frm) >= 0) {
1042 trk--;
1043
1044 rc = ioctl(fd, CDIOREADTOCHEADER((unsigned long)0x40000000 | ((sizeof(struct ioc_toc_header) &
0x1fff) << 16) | ((('c')) << 8) | ((4))), &h);
1045 if (rc == -1) {
1046 warn("getting toc header");
1047 return (rc);
1048 }
1049
1050 if (trk < h.starting_track)
1051 return play_track(h.starting_track, 1,
1052 h.ending_track + 1, 1);
1053 return play_track(trk, 1, h.ending_track, 1);
1054 }
1055
1056 return (0);
1057}
1058
1059/* ARGSUSED */
1060int
1061play_same(char *arg)
1062{
1063 int trk, min, sec, frm, rc;
1064 struct ioc_toc_header h;
1065
1066 if (status (&trk, &min, &sec, &frm) >= 0) {
1067 rc = ioctl(fd, CDIOREADTOCHEADER((unsigned long)0x40000000 | ((sizeof(struct ioc_toc_header) &
0x1fff) << 16) | ((('c')) << 8) | ((4))), &h);
1068 if (rc == -1) {
1069 warn("getting toc header");
1070 return (rc);
1071 }
1072
1073 return play_track(trk, 1, h.ending_track, 1);
1074 }
1075
1076 return (0);
1077}
1078
1079/* ARGSUSED */
1080int
1081play_next(char *arg)
1082{
1083 int trk, min, sec, frm, rc;
1084 struct ioc_toc_header h;
1085
1086 if (status(&trk, &min, &sec, &frm) >= 0) {
1087 trk++;
1088 rc = ioctl(fd, CDIOREADTOCHEADER((unsigned long)0x40000000 | ((sizeof(struct ioc_toc_header) &
0x1fff) << 16) | ((('c')) << 8) | ((4))), &h);
1089 if (rc == -1) {
1090 warn("getting toc header");
1091 return (rc);
1092 }
1093
1094 if (trk > h.ending_track) {
1095 printf("%s: end of CD\n", __progname);
1096
1097 rc = ioctl(fd, CDIOCSTOP((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((23))));
1098
1099 (void) ioctl(fd, CDIOCALLOW((unsigned long)0x20000000 | ((0 & 0x1fff) << 16) |
((('c')) << 8) | ((25))));
1100
1101 return (rc);
1102 }
1103
1104 return play_track(trk, 1, h.ending_track, 1);
1105 }
1106
1107 return (0);
1108}
1109
1110char *
1111strstatus(int sts)
1112{
1113 switch (sts) {
1114 case ASTS_INVALID0x00:
1115 return ("invalid");
1116 case ASTS_PLAYING0x11:
1117 return ("playing");
1118 case ASTS_PAUSED0x12:
1119 return ("paused");
1120 case ASTS_COMPLETED0x13:
1121 return ("completed");
1122 case ASTS_ERROR0x14:
1123 return ("error");
1124 case ASTS_VOID0x15:
1125 return ("void");
1126 default:
1127 return ("??");
1128 }
1129}
1130
1131/* ARGSUSED */
1132int
1133pstatus(char *arg)
1134{
1135 struct ioc_vol v;
1136 struct ioc_read_subchannel ss;
1137 struct cd_sub_channel_info data;
1138 int rc, trk, m, s, f;
1139 char vis_catalog[1 + 4 * 15];
1140
1141 rc = status(&trk, &m, &s, &f);
1142 if (rc >= 0) {
1143 if (verbose) {
1144 if (track_names)
1145 printf("Audio status = %d<%s>, "
1146 "current track = %d (%s)\n"
1147 "\tcurrent position = %d:%02d.%02d\n",
1148 rc, strstatus(rc), trk,
1149 trk ? track_names[trk-1] : "", m, s, f);
1150 else
1151 printf("Audio status = %d<%s>, "
1152 "current track = %d, "
1153 "current position = %d:%02d.%02d\n",
1154 rc, strstatus(rc), trk, m, s, f);
1155 } else
1156 printf("%d %d %d:%02d.%02d\n", rc, trk, m, s, f);
1157 } else
1158 printf("No current status info available\n");
1159
1160 bzero(&ss, sizeof (ss));
1161 ss.data = &data;
1162 ss.data_len = sizeof (data);
1163 ss.address_format = msf ? CD_MSF_FORMAT2 : CD_LBA_FORMAT1;
1164 ss.data_format = CD_MEDIA_CATALOG2;
1165 rc = ioctl(fd, CDIOCREADSUBCHANNEL(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof
(struct ioc_read_subchannel) & 0x1fff) << 16) | (((
'c')) << 8) | ((3))), (char *) &ss);
1166 if (rc >= 0) {
1167 printf("Media catalog is %sactive",
1168 ss.data->what.media_catalog.mc_valid ? "": "in");
1169 if (ss.data->what.media_catalog.mc_valid &&
1170 ss.data->what.media_catalog.mc_number[0]) {
1171 strvisx(vis_catalog,
1172 (char *)ss.data->what.media_catalog.mc_number,
1173 15, VIS_SAFE0x20);
1174 printf(", number \"%.15s\"", vis_catalog);
1175 }
1176 putchar('\n')(!__isthreaded ? __sputc('\n', (&__sF[1])) : (putc)('\n',
(&__sF[1])));
1177 } else
1178 printf("No media catalog info available\n");
1179
1180 rc = ioctl(fd, CDIOCGETVOL((unsigned long)0x40000000 | ((sizeof(struct ioc_vol) & 0x1fff
) << 16) | ((('c')) << 8) | ((10))), &v);
1181 if (rc >= 0) {
1182 if (verbose)
1183 printf("Left volume = %d, right volume = %d\n",
1184 v.vol[0], v.vol[1]);
1185 else
1186 printf("%d %d\n", v.vol[0], v.vol[1]);
1187 } else
1188 printf("No volume level info available\n");
1189 return(0);
1190}
1191
1192int
1193cdid(void)
1194{
1195 unsigned long id;
1196 struct ioc_toc_header h;
1197 int rc, n;
1198
1199 rc = ioctl(fd, CDIOREADTOCHEADER((unsigned long)0x40000000 | ((sizeof(struct ioc_toc_header) &
0x1fff) << 16) | ((('c')) << 8) | ((4))), &h);
1200 if (rc == -1) {
1201 warn("getting toc header");
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 id = cddb_discid(n, toc_buffer);
1211 if (id) {
1212 if (verbose)
1213 printf("CDID=");
1214 printf("%08lx\n", id);
1215 }
1216 return id ? 0 : 1;
1217}
1218
1219/* ARGSUSED */
1220int
1221info(char *arg)
1222{
1223 struct ioc_toc_header h;
1224 int rc, i, n;
1225
1226 if (get_media_capabilities(mediacap, 1) == -1)
1227 errx(1, "Can't determine media type");
1228
1229 rc = ioctl(fd, CDIOREADTOCHEADER((unsigned long)0x40000000 | ((sizeof(struct ioc_toc_header) &
0x1fff) << 16) | ((('c')) << 8) | ((4))), &h);
1230 if (rc >= 0) {
1231 if (verbose)
1232 printf("Starting track = %d, ending track = %d, TOC size = %d bytes\n",
1233 h.starting_track, h.ending_track, h.len);
1234 else
1235 printf("%d %d %d\n", h.starting_track,
1236 h.ending_track, h.len);
1237 } else {
1238 warn("getting toc header");
1239 return (rc);
1240 }
1241
1242 n = h.ending_track - h.starting_track + 1;
1243 rc = read_toc_entrys((n + 1) * sizeof (struct cd_toc_entry));
1244 if (rc < 0)
1245 return (rc);
1246
1247 if (verbose) {
1248 printf("track start duration block length type\n");
1249 printf("-------------------------------------------------\n");
1250 }
1251
1252 for (i = 0; i < n; i++) {
1253 printf("%5d ", toc_buffer[i].track);
1254 prtrack(toc_buffer + i, 0, NULL((void *)0));
1255 }
1256 printf("%5d ", toc_buffer[n].track);
1257 prtrack(toc_buffer + n, 1, NULL((void *)0));
1258 return (0);
1259}
1260
1261int
1262cddbinfo(char *arg)
1263{
1264 struct ioc_toc_header h;
1265 int rc, i, n;
1266
1267 rc = ioctl(fd, CDIOREADTOCHEADER((unsigned long)0x40000000 | ((sizeof(struct ioc_toc_header) &
0x1fff) << 16) | ((('c')) << 8) | ((4))), &h);
1268 if (rc == -1) {
1269 warn("getting toc header");
1270 return (rc);
1271 }
1272
1273 n = h.ending_track - h.starting_track + 1;
1274 rc = read_toc_entrys((n + 1) * sizeof (struct cd_toc_entry));
1275 if (rc < 0)
1276 return (rc);
1277
1278 if (track_names)
1279 free_names(track_names);
1280 track_names = NULL((void *)0);
1281
1282 track_names = cddb(cddb_host, n, toc_buffer, arg);
1283 if (!track_names)
1284 return(0);
1285
1286 printf("-------------------------------------------------\n");
1287
1288 for (i = 0; i < n; i++) {
1289 printf("%5d ", toc_buffer[i].track);
1290 prtrack(toc_buffer + i, 0, track_names[i]);
1291 }
1292 printf("%5d ", toc_buffer[n].track);
1293 prtrack(toc_buffer + n, 1, "");
1294 return (0);
1295}
1296
1297void
1298lba2msf(unsigned long lba, u_char *m, u_char *s, u_char *f)
1299{
1300 lba += 150; /* block start offset */
1301 lba &= 0xffffff; /* negative lbas use only 24 bits */
1302 *m = lba / (60 * 75);
1303 lba %= (60 * 75);
1304 *s = lba / 75;
1305 *f = lba % 75;
1306}
1307
1308unsigned int
1309msf2lba(u_char m, u_char s, u_char f)
1310{
1311 return (((m * 60) + s) * 75 + f) - 150;
1312}
1313
1314unsigned long
1315entry2time(struct cd_toc_entry *e)
1316{
1317 int block;
1318 u_char m, s, f;
1319
1320 if (msf) {
1321 return (e->addr.msf.minute * 60 + e->addr.msf.second);
1322 } else {
1323 block = e->addr.lba;
1324 lba2msf(block, &m, &s, &f);
1325 return (m*60+s);
1326 }
1327}
1328
1329unsigned long
1330entry2frames(struct cd_toc_entry *e)
1331{
1332 int block;
1333 unsigned char m, s, f;
1334
1335 if (msf) {
1336 return e->addr.msf.frame + e->addr.msf.second * 75 +
1337 e->addr.msf.minute * 60 * 75;
1338 } else {
1339 block = e->addr.lba;
1340 lba2msf(block, &m, &s, &f);
1341 return f + s * 75 + m * 60 * 75;
1342 }
1343}
1344
1345void
1346prtrack(struct cd_toc_entry *e, int lastflag, char *name)
1347{
1348 int block, next, len;
1349 u_char m, s, f;
1350
1351 if (msf) {
1352 if (!name || lastflag)
1353 /* Print track start */
1354 printf("%2d:%02d.%02d ", e->addr.msf.minute,
1355 e->addr.msf.second, e->addr.msf.frame);
1356
1357 block = msf2lba(e->addr.msf.minute, e->addr.msf.second,
1358 e->addr.msf.frame);
1359 } else {
1360 block = e->addr.lba;
1361 if (!name || lastflag) {
1362 lba2msf(block, &m, &s, &f);
1363 /* Print track start */
1364 printf("%2d:%02d.%02d ", m, s, f);
1365 }
1366 }
1367 if (lastflag) {
1368 if (!name)
1369 /* Last track -- print block */
1370 printf(" - %6d - -\n", block);
1371 else
1372 printf("\n");
1373 return;
1374 }
1375
1376 if (msf)
1377 next = msf2lba(e[1].addr.msf.minute, e[1].addr.msf.second,
1378 e[1].addr.msf.frame);
1379 else
1380 next = e[1].addr.lba;
1381 len = next - block;
1382 lba2msf(len - 150, &m, &s, &f);
1383
1384 if (name)
1385 printf("%2d:%02d.%02d %s\n", m, s, f, name);
1386 /* Print duration, block, length, type */
1387 else
1388 printf("%2d:%02d.%02d %6d %6d %5s\n", m, s, f, block, len,
1389 (e->control & 4) ? "data" : "audio");
1390}
1391
1392int
1393play_track(int tstart, int istart, int tend, int iend)
1394{
1395 struct ioc_play_track t;
1396
1397 t.start_track = tstart;
1398 t.start_index = istart;
1399 t.end_track = tend;
1400 t.end_index = iend;
1401
1402 return ioctl(fd, CDIOCPLAYTRACKS((unsigned long)0x80000000 | ((sizeof(struct ioc_play_track) &
0x1fff) << 16) | ((('c')) << 8) | ((1))), &t);
1403}
1404
1405int
1406play_blocks(int blk, int len)
1407{
1408 struct ioc_play_blocks t;
1409
1410 t.blk = blk;
1411 t.len = len;
1412
1413 return ioctl(fd, CDIOCPLAYBLOCKS((unsigned long)0x80000000 | ((sizeof(struct ioc_play_blocks)
& 0x1fff) << 16) | ((('c')) << 8) | ((2))), &t);
1414}
1415
1416int
1417setvol(int left, int right)
1418{
1419 struct ioc_vol v;
1420
1421 v.vol[0] = left;
1422 v.vol[1] = right;
1423 v.vol[2] = 0;
1424 v.vol[3] = 0;
1425
1426 return ioctl(fd, CDIOCSETVOL((unsigned long)0x80000000 | ((sizeof(struct ioc_vol) & 0x1fff
) << 16) | ((('c')) << 8) | ((11))), &v);
1427}
1428
1429int
1430read_toc_entrys(int len)
1431{
1432 struct ioc_read_toc_entry t;
1433
1434 if (toc_buffer) {
1435 free(toc_buffer);
1436 toc_buffer = 0;
1437 }
1438
1439 toc_buffer = malloc(len);
1440
1441 if (!toc_buffer) {
1442 errno(*__errno()) = ENOMEM12;
1443 return (-1);
1444 }
1445
1446 t.address_format = msf ? CD_MSF_FORMAT2 : CD_LBA_FORMAT1;
1447 t.starting_track = 0;
1448 t.data_len = len;
1449 t.data = toc_buffer;
1450
1451 return (ioctl(fd, CDIOREADTOCENTRYS(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof
(struct ioc_read_toc_entry) & 0x1fff) << 16) | ((('c'
)) << 8) | ((5))), (char *) &t));
1452}
1453
1454int
1455play_msf(int start_m, int start_s, int start_f, int end_m, int end_s, int end_f)
1456{
1457 struct ioc_play_msf a;
1458
1459 a.start_m = start_m;
1460 a.start_s = start_s;
1461 a.start_f = start_f;
1462 a.end_m = end_m;
1463 a.end_s = end_s;
1464 a.end_f = end_f;
1465
1466 return ioctl(fd, CDIOCPLAYMSF((unsigned long)0x80000000 | ((sizeof(struct ioc_play_msf) &
0x1fff) << 16) | ((('c')) << 8) | ((25))), (char *) &a);
1467}
1468
1469int
1470status(int *trk, int *min, int *sec, int *frame)
1471{
1472 struct ioc_read_subchannel s;
1473 struct cd_sub_channel_info data;
1474 u_char mm, ss, ff;
1475
1476 bzero(&s, sizeof (s));
1477 s.data = &data;
1478 s.data_len = sizeof (data);
1479 s.address_format = msf ? CD_MSF_FORMAT2 : CD_LBA_FORMAT1;
1480 s.data_format = CD_CURRENT_POSITION1;
1481
1482 if (ioctl(fd, CDIOCREADSUBCHANNEL(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof
(struct ioc_read_subchannel) & 0x1fff) << 16) | (((
'c')) << 8) | ((3))), (char *) &s) == -1)
1483 return -1;
1484
1485 *trk = s.data->what.position.track_number;
1486 if (msf) {
1487 *min = s.data->what.position.reladdr.msf.minute;
1488 *sec = s.data->what.position.reladdr.msf.second;
1489 *frame = s.data->what.position.reladdr.msf.frame;
1490 } else {
1491 /*
1492 * NOTE: CDIOCREADSUBCHANNEL does not put the lba info into
1493 * host order like CDIOREADTOCENTRYS does.
1494 */
1495 lba2msf(betoh32(s.data->what.position.reladdr.lba)(__uint32_t)(__builtin_constant_p(s.data->what.position.reladdr
.lba) ? (__uint32_t)(((__uint32_t)(s.data->what.position.reladdr
.lba) & 0xff) << 24 | ((__uint32_t)(s.data->what
.position.reladdr.lba) & 0xff00) << 8 | ((__uint32_t
)(s.data->what.position.reladdr.lba) & 0xff0000) >>
8 | ((__uint32_t)(s.data->what.position.reladdr.lba) &
0xff000000) >> 24) : __swap32md(s.data->what.position
.reladdr.lba)), &mm, &ss,
1496 &ff);
1497 *min = mm;
1498 *sec = ss;
1499 *frame = ff;
1500 }
1501
1502 return s.data->header.audio_status;
1503}
1504
1505void
1506sigint_handler(int signo_arg)
1507{
1508 signo = signo_arg;
1509}
1510
1511char *
1512input(int *cmd)
1513{
1514 struct sigaction sa;
1515 char *buf;
1516 int siz = 0;
1517 char *p;
1518 HistEvent hev;
1519
1520 memset(&sa, 0, sizeof(sa));
1521 do {
1522 signo = 0;
1523 sa.sa_handler__sigaction_u.__sa_handler = sigint_handler;
1524 if (sigaction(SIGINT2, &sa, NULL((void *)0)) == -1)
1525 err(1, "sigaction");
1526 buf = (char *)el_gets(el, &siz);
1527 sa.sa_handler__sigaction_u.__sa_handler = SIG_DFL(void (*)(int))0;
1528 if (sigaction(SIGINT2, &sa, NULL((void *)0)) == -1)
1529 err(1, "sigaction");
1530 if (buf == NULL((void *)0) || siz <= 0) {
1531 fprintf(stderr(&__sF[2]), "\r\n");
1532 if (siz < 0 && errno(*__errno()) == EINTR4 && signo == SIGINT2)
1533 continue;
1534 *cmd = CMD_QUIT8;
1535 return (0);
1536 }
1537 if (strlen(buf) > 1)
1538 history(hist, &hev, H_ENTER10, buf);
1539 p = parse(buf, cmd);
1540 } while (!p);
1541 return (p);
1542}
1543
1544char *
1545parse(char *buf, int *cmd)
1546{
1547 struct cmdtab *c;
1548 char *p;
1549 size_t len;
1550
1551 for (p=buf; isspace((unsigned char)*p); p++)
23
←
Loop condition is false. Execution continues on line 1554
→
1552 continue;
1553
1554 if (isdigit((unsigned char)*p) ||
1555 (p[0] == '#' && isdigit((unsigned char)p[1]))) {
24
←
Assuming the condition is false
→
1556 *cmd = CMD_PLAY7;
1557 return (p);
1558 }
1559
1560 for (buf = p; *p && ! isspace((unsigned char)*p); p++)
25
←
Assuming the condition is false
→
1561 continue;
1562
1563 len = p - buf;
1564 if (!len
25.1
'len' is 0
)
26
←
Taking true branch
→
1565 return (0);
27
←
Returning without writing to '*cmd'
→
1566
1567 if (*p) { /* It must be a spacing character! */
1568 char *q;
1569
1570 *p++ = 0;
1571 for (q=p; *q && *q != '\n' && *q != '\r'; q++)
1572 continue;
1573 *q = 0;
1574 }
1575
1576 *cmd = -1;
1577 for (c=cmdtab; c->name; ++c) {
1578 /* Is it an exact match? */
1579 if (!strcasecmp(buf, c->name)) {
1580 *cmd = c->command;
1581 break;
1582 }
1583
1584 /* Try short hand forms then... */
1585 if (len >= c->min && ! strncasecmp(buf, c->name, len)) {
1586 if (*cmd != -1 && *cmd != c->command) {
1587 fprintf(stderr(&__sF[2]), "Ambiguous command\n");
1588 return (0);
1589 }
1590 *cmd = c->command;
1591 }
1592 }
1593
1594 if (*cmd == -1) {
1595 fprintf(stderr(&__sF[2]), "%s: Invalid command, enter ``help'' for commands.\n",
1596 __progname);
1597 return (0);
1598 }
1599
1600 while (isspace((unsigned char)*p))
1601 p++;
1602 return p;
1603}
1604
1605int
1606open_cd(char *dev, int needwrite)
1607{
1608 char *realdev;
1609 int tries;
1610
1611 if (fd > -1) {
1612 if (needwrite && !writeperm) {
1613 close(fd);
1614 fd = -1;
1615 } else
1616 return (1);
1617 }
1618
1619 for (tries = 0; fd < 0 && tries < 10; tries++) {
1620 if (needwrite)
1621 fd = opendev(dev, O_RDWR0x0002, OPENDEV_PART0x01, &realdev);
1622 else
1623 fd = opendev(dev, O_RDONLY0x0000, OPENDEV_PART0x01, &realdev);
1624 if (fd == -1) {
1625 if (errno(*__errno()) == ENXIO6) {
1626 /* ENXIO has an overloaded meaning here.
1627 * The original "Device not configured" should
1628 * be interpreted as "No disc in drive %s". */
1629 warnx("No disc in drive %s.", realdev);
1630 return (0);
1631 } else if (errno(*__errno()) != EIO5) {
1632 /* EIO may simply mean the device is not ready
1633 * yet which is common with CD changers. */
1634 warn("Can't open %s", realdev);
1635 return (0);
1636 }
1637 }
1638 sleep(1);
1639 }
1640 if (fd == -1) {
1641 warn("Can't open %s", realdev);
1642 return (0);
1643 }
1644 writeperm = needwrite;
1645 return (1);
1646}
1647
1648char *
1649prompt(void)
1650{
1651 return (verbose ? "cdio> " : "");
1652}
1653
1654void
1655switch_el(void)
1656{
1657 HistEvent hev;
1658
1659 if (el == NULL((void *)0) && hist == NULL((void *)0)) {
1660 el = el_init(__progname, stdin(&__sF[0]), stdout(&__sF[1]), stderr(&__sF[2]));
1661 hist = history_init();
1662 history(hist, &hev, H_SETSIZE1, 100);
1663 el_set(el, EL_HIST10, history, hist);
1664 el_set(el, EL_EDITOR2, "emacs");
1665 el_set(el, EL_PROMPT0, prompt);
1666 el_set(el, EL_SIGNAL3, 1);
1667 el_source(el, NULL((void *)0));
1668
1669 } else {
1670 if (hist != NULL((void *)0)) {
1671 history_end(hist);
1672 hist = NULL((void *)0);
1673 }
1674 if (el != NULL((void *)0)) {
1675 el_end(el);
1676 el = NULL((void *)0);
1677 }
1678 }
1679}
1680
1681void
1682addmsf(u_int *m, u_int *s, u_int *f, u_char m_inc, u_char s_inc, u_char f_inc)
1683{
1684 *f += f_inc;
1685 if (*f > 75) {
1686 *s += *f / 75;
1687 *f %= 75;
1688 }
1689
1690 *s += s_inc;
1691 if (*s > 60) {
1692 *m += *s / 60;
1693 *s %= 60;
1694 }
1695
1696 *m += m_inc;
1697}
1698
1699int
1700cmpmsf(u_char m1, u_char s1, u_char f1, u_char m2, u_char s2, u_char f2)
1701{
1702 if (m1 > m2)
1703 return (1);
1704 else if (m1 < m2)
1705 return (-1);
1706
1707 if (s1 > s2)
1708 return (1);
1709 else if (s1 < s2)
1710 return (-1);
1711
1712 if (f1 > f2)
1713 return (1);
1714 else if (f1 < f2)
1715 return (-1);
1716
1717 return (0);
1718}
1719
1720void
1721toc2msf(u_int track, u_char *m, u_char *s, u_char *f)
1722{
1723 struct cd_toc_entry *ctep;
1724
1725 ctep = &toc_buffer[track - 1];
1726
1727 if (msf) {
1728 *m = ctep->addr.msf.minute;
1729 *s = ctep->addr.msf.second;
1730 *f = ctep->addr.msf.frame;
1731 } else
1732 lba2msf(ctep->addr.lba, m, s, f);
1733}