e14743d1 |
1 | /* |
2 | SDL - Simple DirectMedia Layer |
3 | Copyright (C) 1997-2009 Sam Lantinga |
4 | |
5 | This library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | This library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with this library; if not, write to the Free Software |
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
18 | |
19 | Carsten Griwodz |
20 | griff@kom.tu-darmstadt.de |
21 | |
22 | based on linux/SDL_syscdrom.c by Sam Lantinga |
23 | */ |
24 | #include "SDL_config.h" |
25 | |
26 | #ifdef SDL_CDROM_AIX |
27 | |
28 | /* Functions for system-level CD-ROM audio control */ |
29 | |
30 | /*#define DEBUG_CDROM 1*/ |
31 | |
32 | #include <sys/types.h> |
33 | #include <sys/stat.h> |
34 | #include <fcntl.h> |
35 | #include <errno.h> |
36 | #include <unistd.h> |
37 | |
38 | #include <sys/ioctl.h> |
39 | #include <sys/devinfo.h> |
40 | #include <sys/mntctl.h> |
41 | #include <sys/statfs.h> |
42 | #include <sys/vmount.h> |
43 | #include <fstab.h> |
44 | #include <sys/scdisk.h> |
45 | |
46 | #include "SDL_cdrom.h" |
47 | #include "../SDL_syscdrom.h" |
48 | |
49 | /* The maximum number of CD-ROM drives we'll detect */ |
50 | #define MAX_DRIVES 16 |
51 | |
52 | /* A list of available CD-ROM drives */ |
53 | static char *SDL_cdlist[MAX_DRIVES]; |
54 | static dev_t SDL_cdmode[MAX_DRIVES]; |
55 | |
56 | /* The system-dependent CD control functions */ |
57 | static const char *SDL_SYS_CDName(int drive); |
58 | static int SDL_SYS_CDOpen(int drive); |
59 | static int SDL_SYS_CDGetTOC(SDL_CD *cdrom); |
60 | static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position); |
61 | static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length); |
62 | static int SDL_SYS_CDPause(SDL_CD *cdrom); |
63 | static int SDL_SYS_CDResume(SDL_CD *cdrom); |
64 | static int SDL_SYS_CDStop(SDL_CD *cdrom); |
65 | static int SDL_SYS_CDEject(SDL_CD *cdrom); |
66 | static void SDL_SYS_CDClose(SDL_CD *cdrom); |
67 | static int SDL_SYS_CDioctl(int id, int command, void *arg); |
68 | |
69 | /* Check a drive to see if it is a CD-ROM */ |
70 | static int CheckDrive(char *drive, struct stat *stbuf) |
71 | { |
72 | int is_cd; |
73 | int cdfd; |
74 | int ret; |
75 | struct devinfo info; |
76 | |
77 | /* If it doesn't exist, return -1 */ |
78 | if ( stat(drive, stbuf) < 0 ) { |
79 | return -1; |
80 | } |
81 | |
82 | /* If it does exist, verify that it's an available CD-ROM */ |
83 | is_cd = 0; |
84 | if ( S_ISCHR(stbuf->st_mode) || S_ISBLK(stbuf->st_mode) ) { |
85 | cdfd = open(drive, (O_RDONLY|O_EXCL|O_NONBLOCK), 0); |
86 | if ( cdfd >= 0 ) { |
87 | ret = SDL_SYS_CDioctl( cdfd, IOCINFO, &info ); |
88 | if ( ret < 0 ) { |
89 | /* Some kind of error */ |
90 | is_cd = 0; |
91 | } else { |
92 | if ( info.devtype == DD_CDROM ) { |
93 | is_cd = 1; |
94 | } else { |
95 | is_cd = 0; |
96 | } |
97 | } |
98 | close(cdfd); |
99 | } |
100 | #ifdef DEBUG_CDROM |
101 | else |
102 | { |
103 | fprintf(stderr, "Could not open drive %s (%s)\n", drive, strerror(errno)); |
104 | } |
105 | #endif |
106 | } |
107 | return is_cd; |
108 | } |
109 | |
110 | /* Add a CD-ROM drive to our list of valid drives */ |
111 | static void AddDrive(char *drive, struct stat *stbuf) |
112 | { |
113 | int i; |
114 | |
115 | if ( SDL_numcds < MAX_DRIVES ) { |
116 | /* Check to make sure it's not already in our list. |
117 | This can happen when we see a drive via symbolic link. |
118 | */ |
119 | for ( i=0; i<SDL_numcds; ++i ) { |
120 | if ( stbuf->st_rdev == SDL_cdmode[i] ) { |
121 | #ifdef DEBUG_CDROM |
122 | fprintf(stderr, "Duplicate drive detected: %s == %s\n", drive, SDL_cdlist[i]); |
123 | #endif |
124 | return; |
125 | } |
126 | } |
127 | |
128 | /* Add this drive to our list */ |
129 | i = SDL_numcds; |
130 | SDL_cdlist[i] = SDL_strdup(drive); |
131 | if ( SDL_cdlist[i] == NULL ) { |
132 | SDL_OutOfMemory(); |
133 | return; |
134 | } |
135 | SDL_cdmode[i] = stbuf->st_rdev; |
136 | ++SDL_numcds; |
137 | #ifdef DEBUG_CDROM |
138 | fprintf(stderr, "Added CD-ROM drive: %s\n", drive); |
139 | #endif |
140 | } |
141 | } |
142 | |
143 | static void CheckMounts() |
144 | { |
145 | char* buffer; |
146 | int bufsz; |
147 | struct vmount* ptr; |
148 | int ret; |
149 | |
150 | buffer = (char*)SDL_malloc(10); |
151 | bufsz = 10; |
152 | if ( buffer==NULL ) |
153 | { |
154 | fprintf(stderr, "Could not allocate 10 bytes in aix/SDL_syscdrom.c:CheckMounts\n" ); |
155 | exit ( -10 ); |
156 | } |
157 | |
158 | do |
159 | { |
160 | /* mntctrl() returns an array of all mounted filesystems */ |
161 | ret = mntctl ( MCTL_QUERY, bufsz, buffer ); |
162 | if ( ret == 0 ) |
163 | { |
164 | /* Buffer was too small, realloc. */ |
165 | bufsz = *(int*)buffer; /* Required size is in first word. */ |
166 | /* (whatever a word is in AIX 4.3.3) */ |
167 | /* int seems to be OK in 32bit mode. */ |
168 | SDL_free(buffer); |
169 | buffer = (char*)SDL_malloc(bufsz); |
170 | if ( buffer==NULL ) |
171 | { |
172 | fprintf(stderr, |
173 | "Could not allocate %d bytes in aix/SDL_syscdrom.c:CheckMounts\n", |
174 | bufsz ); |
175 | exit ( -10 ); |
176 | } |
177 | } |
178 | else if ( ret < 0 ) |
179 | { |
180 | #ifdef DEBUG_CDROM |
181 | fprintf(stderr, "Error reading vmount structures\n"); |
182 | #endif |
183 | return; |
184 | } |
185 | } |
186 | while ( ret == 0 ); |
187 | |
188 | #ifdef DEBUG_CDROM |
189 | fprintf ( stderr, "Read %d vmount structures\n",ret ); |
190 | #endif |
191 | ptr = (struct vmount*)buffer; |
192 | do |
193 | { |
194 | switch(ptr->vmt_gfstype) |
195 | { |
196 | case MNT_CDROM : |
197 | { |
198 | struct stat stbuf; |
199 | char* text; |
200 | |
201 | text = (char*)ptr + ptr->vmt_data[VMT_OBJECT].vmt_off; |
202 | #ifdef DEBUG_CDROM |
203 | fprintf(stderr, "Checking mount path: %s mounted on %s\n", |
204 | text, (char*)ptr + ptr->vmt_data[VMT_STUB].vmt_off ); |
205 | #endif |
206 | if ( CheckDrive( text, &stbuf) > 0) |
207 | { |
208 | AddDrive( text, &stbuf); |
209 | } |
210 | } |
211 | break; |
212 | default : |
213 | break; |
214 | } |
215 | ptr = (struct vmount*)((char*)ptr + ptr->vmt_length); |
216 | ret--; |
217 | } |
218 | while ( ret > 0 ); |
219 | |
220 | free ( buffer ); |
221 | } |
222 | |
223 | static int CheckNonmounts() |
224 | { |
225 | #ifdef _THREAD_SAFE |
226 | AFILE_t fsFile = NULL; |
227 | int passNo = 0; |
228 | int ret; |
229 | struct fstab entry; |
230 | struct stat stbuf; |
231 | |
232 | ret = setfsent_r( &fsFile, &passNo ); |
233 | if ( ret != 0 ) return -1; |
234 | do |
235 | { |
236 | ret = getfsent_r ( &entry, &fsFile, &passNo ); |
237 | if ( ret == 0 ) { |
238 | char* l = SDL_strrchr(entry.fs_spec,'/'); |
239 | if ( l != NULL ) { |
240 | if ( !SDL_strncmp("cd",++l,2) ) { |
241 | #ifdef DEBUG_CDROM |
242 | fprintf(stderr, |
243 | "Found unmounted CD ROM drive with device name %s\n", |
244 | entry.fs_spec); |
245 | #endif |
246 | if ( CheckDrive( entry.fs_spec, &stbuf) > 0) |
247 | { |
248 | AddDrive( entry.fs_spec, &stbuf); |
249 | } |
250 | } |
251 | } |
252 | } |
253 | } |
254 | while ( ret == 0 ); |
255 | ret = endfsent_r ( &fsFile ); |
256 | if ( ret != 0 ) return -1; |
257 | return 0; |
258 | #else |
259 | struct fstab* entry; |
260 | struct stat stbuf; |
261 | |
262 | setfsent(); |
263 | do |
264 | { |
265 | entry = getfsent(); |
266 | if ( entry != NULL ) { |
267 | char* l = SDL_strrchr(entry->fs_spec,'/'); |
268 | if ( l != NULL ) { |
269 | if ( !SDL_strncmp("cd",++l,2) ) { |
270 | #ifdef DEBUG_CDROM |
271 | fprintf(stderr,"Found unmounted CD ROM drive with device name %s", entry->fs_spec); |
272 | #endif |
273 | if ( CheckDrive( entry->fs_spec, &stbuf) > 0) |
274 | { |
275 | AddDrive( entry->fs_spec, &stbuf); |
276 | } |
277 | } |
278 | } |
279 | } |
280 | } |
281 | while ( entry != NULL ); |
282 | endfsent(); |
283 | #endif |
284 | } |
285 | |
286 | int SDL_SYS_CDInit(void) |
287 | { |
288 | char *SDLcdrom; |
289 | struct stat stbuf; |
290 | |
291 | /* Fill in our driver capabilities */ |
292 | SDL_CDcaps.Name = SDL_SYS_CDName; |
293 | SDL_CDcaps.Open = SDL_SYS_CDOpen; |
294 | SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC; |
295 | SDL_CDcaps.Status = SDL_SYS_CDStatus; |
296 | SDL_CDcaps.Play = SDL_SYS_CDPlay; |
297 | SDL_CDcaps.Pause = SDL_SYS_CDPause; |
298 | SDL_CDcaps.Resume = SDL_SYS_CDResume; |
299 | SDL_CDcaps.Stop = SDL_SYS_CDStop; |
300 | SDL_CDcaps.Eject = SDL_SYS_CDEject; |
301 | SDL_CDcaps.Close = SDL_SYS_CDClose; |
302 | |
303 | /* Look in the environment for our CD-ROM drive list */ |
304 | SDLcdrom = SDL_getenv("SDL_CDROM"); /* ':' separated list of devices */ |
305 | if ( SDLcdrom != NULL ) { |
306 | char *cdpath, *delim; |
307 | size_t len = SDL_strlen(SDLcdrom)+1; |
308 | cdpath = SDL_stack_alloc(char, len); |
309 | if ( cdpath != NULL ) { |
310 | SDL_strlcpy(cdpath, SDLcdrom, len); |
311 | SDLcdrom = cdpath; |
312 | do { |
313 | delim = SDL_strchr(SDLcdrom, ':'); |
314 | if ( delim ) { |
315 | *delim++ = '\0'; |
316 | } |
317 | #ifdef DEBUG_CDROM |
318 | fprintf(stderr, "Checking CD-ROM drive from SDL_CDROM: %s\n", SDLcdrom); |
319 | #endif |
320 | if ( CheckDrive(SDLcdrom, &stbuf) > 0 ) { |
321 | AddDrive(SDLcdrom, &stbuf); |
322 | } |
323 | if ( delim ) { |
324 | SDLcdrom = delim; |
325 | } else { |
326 | SDLcdrom = NULL; |
327 | } |
328 | } while ( SDLcdrom ); |
329 | SDL_stack_free(cdpath); |
330 | } |
331 | |
332 | /* If we found our drives, there's nothing left to do */ |
333 | if ( SDL_numcds > 0 ) { |
334 | return(0); |
335 | } |
336 | } |
337 | |
338 | CheckMounts(); |
339 | CheckNonmounts(); |
340 | |
341 | return 0; |
342 | } |
343 | |
344 | /* General ioctl() CD-ROM command function */ |
345 | static int SDL_SYS_CDioctl(int id, int command, void *arg) |
346 | { |
347 | int retval; |
348 | |
349 | retval = ioctl(id, command, arg); |
350 | if ( retval < 0 ) { |
351 | SDL_SetError("ioctl() error: %s", strerror(errno)); |
352 | } |
353 | return retval; |
354 | } |
355 | |
356 | static const char *SDL_SYS_CDName(int drive) |
357 | { |
358 | return(SDL_cdlist[drive]); |
359 | } |
360 | |
361 | static int SDL_SYS_CDOpen(int drive) |
362 | { |
363 | int fd; |
364 | char* lastsl; |
365 | char* cdromname; |
366 | size_t len; |
367 | |
368 | /* |
369 | * We found /dev/cd? drives and that is in our list. But we can |
370 | * open only the /dev/rcd? versions of those devices for Audio CD. |
371 | */ |
372 | len = SDL_strlen(SDL_cdlist[drive])+2; |
373 | cdromname = (char*)SDL_malloc(len); |
374 | SDL_strlcpy(cdromname,SDL_cdlist[drive],len); |
375 | lastsl = SDL_strrchr(cdromname,'/'); |
376 | if (lastsl) { |
377 | *lastsl = 0; |
378 | SDL_strlcat(cdromname,"/r",len); |
379 | lastsl = SDL_strrchr(SDL_cdlist[drive],'/'); |
380 | if (lastsl) { |
381 | lastsl++; |
382 | SDL_strlcat(cdromname,lastsl,len); |
383 | } |
384 | } |
385 | |
386 | #ifdef DEBUG_CDROM |
387 | fprintf(stderr, "Should open drive %s, opening %s\n", SDL_cdlist[drive], cdromname); |
388 | #endif |
389 | |
390 | /* |
391 | * Use exclusive access. Don't use SC_DIAGNOSTICS as xmcd does because they |
392 | * require root priviledges, and we don't want that. SC_SINGLE provides |
393 | * exclusive access with less trouble. |
394 | */ |
395 | fd = openx(cdromname, O_RDONLY, NULL, SC_SINGLE); |
396 | if ( fd < 0 ) |
397 | { |
398 | #ifdef DEBUG_CDROM |
399 | fprintf(stderr, "Could not open drive %s (%s)\n", cdromname, strerror(errno)); |
400 | #endif |
401 | } |
402 | else |
403 | { |
404 | struct mode_form_op cdMode; |
405 | int ret; |
406 | #ifdef DEBUG_CDROM |
407 | cdMode.action = CD_GET_MODE; |
408 | ret = SDL_SYS_CDioctl(fd, DK_CD_MODE, &cdMode); |
409 | if ( ret < 0 ) { |
410 | fprintf(stderr, |
411 | "Could not get drive mode for %s (%s)\n", |
412 | cdromname, strerror(errno)); |
413 | } else { |
414 | switch(cdMode.cd_mode_form) { |
415 | case CD_MODE1 : |
416 | fprintf(stderr, |
417 | "Drive mode for %s is %s\n", |
418 | cdromname, "CD-ROM Data Mode 1"); |
419 | break; |
420 | case CD_MODE2_FORM1 : |
421 | fprintf(stderr, |
422 | "Drive mode for %s is %s\n", |
423 | cdromname, "CD-ROM XA Data Mode 2 Form 1"); |
424 | break; |
425 | case CD_MODE2_FORM2 : |
426 | fprintf(stderr, |
427 | "Drive mode for %s is %s\n", |
428 | cdromname, "CD-ROM XA Data Mode 2 Form 2"); |
429 | break; |
430 | case CD_DA : |
431 | fprintf(stderr, |
432 | "Drive mode for %s is %s\n", |
433 | cdromname, "CD-DA"); |
434 | break; |
435 | default : |
436 | fprintf(stderr, |
437 | "Drive mode for %s is %s\n", |
438 | cdromname, "unknown"); |
439 | break; |
440 | } |
441 | } |
442 | #endif |
443 | |
444 | cdMode.action = CD_CHG_MODE; |
445 | cdMode.cd_mode_form = CD_DA; |
446 | ret = SDL_SYS_CDioctl(fd, DK_CD_MODE, &cdMode); |
447 | if ( ret < 0 ) { |
448 | #ifdef DEBUG_CDROM |
449 | fprintf(stderr, |
450 | "Could not set drive mode for %s (%s)\n", |
451 | cdromname, strerror(errno)); |
452 | #endif |
453 | SDL_SetError("ioctl() error: Could not set CD drive mode, %s", |
454 | strerror(errno)); |
455 | } else { |
456 | #ifdef DEBUG_CDROM |
457 | fprintf(stderr, |
458 | "Drive mode for %s set to CD_DA\n", |
459 | cdromname); |
460 | #endif |
461 | } |
462 | } |
463 | SDL_free(cdromname); |
464 | return fd; |
465 | } |
466 | |
467 | static int SDL_SYS_CDGetTOC(SDL_CD *cdrom) |
468 | { |
469 | struct cd_audio_cmd cmd; |
470 | struct cd_audio_cmd entry; |
471 | int i; |
472 | int okay; |
473 | |
474 | cmd.audio_cmds = CD_TRK_INFO_AUDIO; |
475 | cmd.msf_flag = FALSE; |
476 | if ( SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd) < 0 ) { |
477 | return -1; |
478 | } |
479 | |
480 | okay = 0; |
481 | cdrom->numtracks = cmd.indexing.track_index.last_track |
482 | - cmd.indexing.track_index.first_track+1; |
483 | if ( cdrom->numtracks > SDL_MAX_TRACKS ) { |
484 | cdrom->numtracks = SDL_MAX_TRACKS; |
485 | } |
486 | |
487 | /* Read all the track TOC entries */ |
488 | for ( i=0; i<=cdrom->numtracks; ++i ) { |
489 | if ( i == cdrom->numtracks ) { |
490 | cdrom->track[i].id = 0xAA;; |
491 | } else { |
492 | cdrom->track[i].id = cmd.indexing.track_index.first_track+i; |
493 | } |
494 | entry.audio_cmds = CD_GET_TRK_MSF; |
495 | entry.indexing.track_msf.track = cdrom->track[i].id; |
496 | if ( SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &entry) < 0 ) { |
497 | break; |
498 | } else { |
499 | cdrom->track[i].type = 0; /* don't know how to detect 0x04 data track */ |
500 | cdrom->track[i].offset = MSF_TO_FRAMES( |
501 | entry.indexing.track_msf.mins, |
502 | entry.indexing.track_msf.secs, |
503 | entry.indexing.track_msf.frames); |
504 | cdrom->track[i].length = 0; |
505 | if ( i > 0 ) { |
506 | cdrom->track[i-1].length = cdrom->track[i].offset |
507 | - cdrom->track[i-1].offset; |
508 | } |
509 | } |
510 | } |
511 | if ( i == (cdrom->numtracks+1) ) { |
512 | okay = 1; |
513 | } |
514 | return(okay ? 0 : -1); |
515 | } |
516 | |
517 | /* Get CD-ROM status */ |
518 | static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position) |
519 | { |
520 | CDstatus status; |
521 | struct cd_audio_cmd cmd; |
522 | cmd.audio_cmds = CD_INFO_AUDIO; |
523 | |
524 | if ( SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd) < 0 ) { |
525 | #ifdef DEBUG_CDROM |
526 | fprintf(stderr, "ioctl failed in SDL_SYS_CDStatus (%s)\n", SDL_GetError()); |
527 | #endif |
528 | status = CD_ERROR; |
529 | } else { |
530 | switch (cmd.status) { |
531 | case CD_NO_AUDIO: |
532 | case CD_COMPLETED: |
533 | status = CD_STOPPED; |
534 | break; |
535 | case CD_PLAY_AUDIO: |
536 | status = CD_PLAYING; |
537 | break; |
538 | case CD_PAUSE_AUDIO: |
539 | status = CD_PAUSED; |
540 | break; |
541 | case CD_NOT_VALID: |
542 | #ifdef DEBUG_CDROM |
543 | fprintf(stderr, "cdStatus failed with CD_NOT_VALID\n"); |
544 | #endif |
545 | status = CD_ERROR; |
546 | break; |
547 | case CD_STATUS_ERROR: |
548 | #ifdef DEBUG_CDROM |
549 | fprintf(stderr, "cdStatus failed with CD_STATUS_ERROR\n"); |
550 | #endif |
551 | status = CD_ERROR; |
552 | break; |
553 | default: |
554 | #ifdef DEBUG_CDROM |
555 | fprintf(stderr, "cdStatus failed with unknown error\n"); |
556 | #endif |
557 | status = CD_ERROR; |
558 | break; |
559 | } |
560 | } |
561 | if ( position ) { |
562 | if ( status == CD_PLAYING || (status == CD_PAUSED) ) { |
563 | *position = MSF_TO_FRAMES( cmd.indexing.info_audio.current_mins, |
564 | cmd.indexing.info_audio.current_secs, |
565 | cmd.indexing.info_audio.current_frames); |
566 | } else { |
567 | *position = 0; |
568 | } |
569 | } |
570 | return status; |
571 | } |
572 | |
573 | /* Start play */ |
574 | static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length) |
575 | { |
576 | struct cd_audio_cmd cmd; |
577 | |
578 | /* |
579 | * My CD Rom is muted by default. I think I read that this is new with |
580 | * AIX 4.3. SDL does not change the volume, so I need a kludge. Maybe |
581 | * its better to do this elsewhere? |
582 | */ |
583 | cmd.audio_cmds = CD_PLAY_AUDIO | CD_SET_VOLUME; |
584 | cmd.msf_flag = TRUE; |
585 | FRAMES_TO_MSF(start, |
586 | &cmd.indexing.msf.first_mins, |
587 | &cmd.indexing.msf.first_secs, |
588 | &cmd.indexing.msf.first_frames); |
589 | FRAMES_TO_MSF(start+length, |
590 | &cmd.indexing.msf.last_mins, |
591 | &cmd.indexing.msf.last_secs, |
592 | &cmd.indexing.msf.last_frames); |
593 | cmd.volume_type = CD_VOLUME_ALL; |
594 | cmd.all_channel_vol = 255; /* This is a uchar. What is a good value? No docu! */ |
595 | cmd.out_port_0_sel = CD_AUDIO_CHNL_0; |
596 | cmd.out_port_1_sel = CD_AUDIO_CHNL_1; |
597 | cmd.out_port_2_sel = CD_AUDIO_CHNL_2; |
598 | cmd.out_port_3_sel = CD_AUDIO_CHNL_3; |
599 | |
600 | #ifdef DEBUG_CDROM |
601 | fprintf(stderr, "Trying to play from %d:%d:%d to %d:%d:%d\n", |
602 | cmd.indexing.msf.first_mins, |
603 | cmd.indexing.msf.first_secs, |
604 | cmd.indexing.msf.first_frames, |
605 | cmd.indexing.msf.last_mins, |
606 | cmd.indexing.msf.last_secs, |
607 | cmd.indexing.msf.last_frames); |
608 | #endif |
609 | return(SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd)); |
610 | } |
611 | |
612 | /* Pause play */ |
613 | static int SDL_SYS_CDPause(SDL_CD *cdrom) |
614 | { |
615 | struct cd_audio_cmd cmd; |
616 | cmd.audio_cmds = CD_PAUSE_AUDIO; |
617 | return(SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd)); |
618 | } |
619 | |
620 | /* Resume play */ |
621 | static int SDL_SYS_CDResume(SDL_CD *cdrom) |
622 | { |
623 | struct cd_audio_cmd cmd; |
624 | cmd.audio_cmds = CD_RESUME_AUDIO; |
625 | return(SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd)); |
626 | } |
627 | |
628 | /* Stop play */ |
629 | static int SDL_SYS_CDStop(SDL_CD *cdrom) |
630 | { |
631 | struct cd_audio_cmd cmd; |
632 | cmd.audio_cmds = CD_STOP_AUDIO; |
633 | return(SDL_SYS_CDioctl(cdrom->id, DKAUDIO, &cmd)); |
634 | } |
635 | |
636 | /* Eject the CD-ROM */ |
637 | static int SDL_SYS_CDEject(SDL_CD *cdrom) |
638 | { |
639 | return(SDL_SYS_CDioctl(cdrom->id, DKEJECT, 0)); |
640 | } |
641 | |
642 | /* Close the CD-ROM handle */ |
643 | static void SDL_SYS_CDClose(SDL_CD *cdrom) |
644 | { |
645 | close(cdrom->id); |
646 | } |
647 | |
648 | void SDL_SYS_CDQuit(void) |
649 | { |
650 | int i; |
651 | |
652 | if ( SDL_numcds > 0 ) { |
653 | for ( i=0; i<SDL_numcds; ++i ) { |
654 | SDL_free(SDL_cdlist[i]); |
655 | } |
656 | SDL_numcds = 0; |
657 | } |
658 | } |
659 | |
660 | #endif /* SDL_CDROM_AIX */ |