diff options
author | Franklin Wei <git@fwei.tk> | 2018-02-07 20:04:46 -0500 |
---|---|---|
committer | Franklin Wei <git@fwei.tk> | 2018-03-12 20:52:01 -0400 |
commit | 6039eb05ba6d82ef56f2868c96654c552d117bf9 (patch) | |
tree | 9db7016bcbf66cfdf7b9bc998d84c6eaff9c8378 /apps/plugins/sdl/src/cdrom/qnx/SDL_syscdrom.c | |
parent | ef373c03b96b0be08babca581d9f10bccfd4931f (diff) | |
download | rockbox-6039eb05ba6d82ef56f2868c96654c552d117bf9.tar.gz rockbox-6039eb05ba6d82ef56f2868c96654c552d117bf9.zip |
sdl: remove non-rockbox drivers
We never use any of these other drivers, so having them around just takes
up space.
Change-Id: Iced812162df1fef3fd55522b7e700acb6c3bcd41
Diffstat (limited to 'apps/plugins/sdl/src/cdrom/qnx/SDL_syscdrom.c')
-rw-r--r-- | apps/plugins/sdl/src/cdrom/qnx/SDL_syscdrom.c | 551 |
1 files changed, 0 insertions, 551 deletions
diff --git a/apps/plugins/sdl/src/cdrom/qnx/SDL_syscdrom.c b/apps/plugins/sdl/src/cdrom/qnx/SDL_syscdrom.c deleted file mode 100644 index 0e38b7905e..0000000000 --- a/apps/plugins/sdl/src/cdrom/qnx/SDL_syscdrom.c +++ /dev/null | |||
@@ -1,551 +0,0 @@ | |||
1 | /* | ||
2 | SDL - Simple DirectMedia Layer | ||
3 | Copyright (C) 1997-2012 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 | Sam Lantinga | ||
20 | slouken@libsdl.org | ||
21 | */ | ||
22 | #include "SDL_config.h" | ||
23 | |||
24 | #ifdef SDL_CDROM_QNX | ||
25 | |||
26 | /* Functions for system-level CD-ROM audio control */ | ||
27 | |||
28 | #include <sys/types.h> | ||
29 | #include <sys/stat.h> | ||
30 | #include <sys/ioctl.h> | ||
31 | #include <fcntl.h> | ||
32 | #include <errno.h> | ||
33 | #include <unistd.h> | ||
34 | #include <sys/cdrom.h> | ||
35 | #include <sys/dcmd_cam.h> | ||
36 | |||
37 | #include "SDL_timer.h" | ||
38 | #include "SDL_cdrom.h" | ||
39 | #include "../SDL_syscdrom.h" | ||
40 | |||
41 | /* The maximum number of CD-ROM drives we'll detect */ | ||
42 | #define MAX_DRIVES 16 | ||
43 | |||
44 | #define QNX_CD_OPENMODE O_RDONLY | O_EXCL | ||
45 | |||
46 | /* A list of available CD-ROM drives */ | ||
47 | static char *SDL_cdlist[MAX_DRIVES]; | ||
48 | static dev_t SDL_cdmode[MAX_DRIVES]; | ||
49 | static int SDL_cdopen[MAX_DRIVES]; | ||
50 | |||
51 | /* The system-dependent CD control functions */ | ||
52 | static const char *SDL_SYS_CDName(int drive); | ||
53 | static int SDL_SYS_CDOpen(int drive); | ||
54 | static int SDL_SYS_CDGetTOC(SDL_CD *cdrom); | ||
55 | static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position); | ||
56 | static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length); | ||
57 | static int SDL_SYS_CDPause(SDL_CD *cdrom); | ||
58 | static int SDL_SYS_CDResume(SDL_CD *cdrom); | ||
59 | static int SDL_SYS_CDStop(SDL_CD *cdrom); | ||
60 | static int SDL_SYS_CDEject(SDL_CD *cdrom); | ||
61 | static void SDL_SYS_CDClose(SDL_CD *cdrom); | ||
62 | |||
63 | /* Check a drive to see if it is a CD-ROM */ | ||
64 | static int CheckDrive(char *drive, struct stat *stbuf) | ||
65 | { | ||
66 | int is_cd, cdfd; | ||
67 | cam_devinfo_t dinfo; | ||
68 | int devctlret=0; | ||
69 | |||
70 | int atapi; | ||
71 | int removable; | ||
72 | int cdb10; | ||
73 | |||
74 | /* If it doesn't exist, return -1 */ | ||
75 | if (stat(drive, stbuf) < 0) | ||
76 | { | ||
77 | return(-1); | ||
78 | } | ||
79 | |||
80 | /* If it does exist, verify that it's an available CD-ROM */ | ||
81 | is_cd = 0; | ||
82 | |||
83 | if (S_ISCHR(stbuf->st_mode) || S_ISBLK(stbuf->st_mode)) | ||
84 | { | ||
85 | cdfd = open(drive, QNX_CD_OPENMODE); | ||
86 | if ( cdfd >= 0 ) | ||
87 | { | ||
88 | devctlret=devctl(cdfd, DCMD_CAM_DEVINFO, &dinfo, sizeof(cam_devinfo_t), NULL); | ||
89 | |||
90 | if (devctlret==EOK) | ||
91 | { | ||
92 | atapi=dinfo.flags & DEV_ATAPI; | ||
93 | removable=dinfo.flags & DEV_REMOVABLE; | ||
94 | cdb10=dinfo.flags & DEV_CDB_10; /* I'm not sure about that flag */ | ||
95 | |||
96 | /* in the near future need to add more checks for splitting cdroms from other devices */ | ||
97 | if ((atapi)&&(removable)) | ||
98 | { | ||
99 | is_cd = 1; | ||
100 | } | ||
101 | } | ||
102 | |||
103 | close(cdfd); | ||
104 | } | ||
105 | } | ||
106 | return(is_cd); | ||
107 | } | ||
108 | |||
109 | /* Add a CD-ROM drive to our list of valid drives */ | ||
110 | static void AddDrive(char *drive, struct stat *stbuf) | ||
111 | { | ||
112 | int i; | ||
113 | |||
114 | if (SDL_numcds < MAX_DRIVES) | ||
115 | { | ||
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 | { | ||
121 | if (stbuf->st_rdev == SDL_cdmode[i]) | ||
122 | { | ||
123 | return; | ||
124 | } | ||
125 | } | ||
126 | |||
127 | /* Add this drive to our list */ | ||
128 | |||
129 | i = SDL_numcds; | ||
130 | SDL_cdlist[i] = SDL_strdup(drive); | ||
131 | if (SDL_cdlist[i] == NULL) | ||
132 | { | ||
133 | SDL_OutOfMemory(); | ||
134 | return; | ||
135 | } | ||
136 | SDL_cdmode[i] = stbuf->st_rdev; | ||
137 | ++SDL_numcds; | ||
138 | } | ||
139 | } | ||
140 | |||
141 | int SDL_SYS_CDInit(void) | ||
142 | { | ||
143 | /* checklist: /dev/cdrom, /dev/cd?, /dev/scd? */ | ||
144 | static char *checklist[]={"cdrom", "?0 cd?", "?1 cd?", "?0 scd?", NULL}; | ||
145 | |||
146 | char *SDLcdrom; | ||
147 | int i, j, exists; | ||
148 | char drive[32]; | ||
149 | struct stat stbuf; | ||
150 | |||
151 | /* Fill in our driver capabilities */ | ||
152 | SDL_CDcaps.Name = SDL_SYS_CDName; | ||
153 | SDL_CDcaps.Open = SDL_SYS_CDOpen; | ||
154 | SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC; | ||
155 | SDL_CDcaps.Status = SDL_SYS_CDStatus; | ||
156 | SDL_CDcaps.Play = SDL_SYS_CDPlay; | ||
157 | SDL_CDcaps.Pause = SDL_SYS_CDPause; | ||
158 | SDL_CDcaps.Resume = SDL_SYS_CDResume; | ||
159 | SDL_CDcaps.Stop = SDL_SYS_CDStop; | ||
160 | SDL_CDcaps.Eject = SDL_SYS_CDEject; | ||
161 | SDL_CDcaps.Close = SDL_SYS_CDClose; | ||
162 | |||
163 | /* clearing device open status */ | ||
164 | for (i=0; i<MAX_DRIVES; i++) | ||
165 | { | ||
166 | SDL_cdopen[i]=0; | ||
167 | } | ||
168 | |||
169 | /* Look in the environment for our CD-ROM drive list */ | ||
170 | SDLcdrom = SDL_getenv("SDL_CDROM"); /* ':' separated list of devices */ | ||
171 | if ( SDLcdrom != NULL ) | ||
172 | { | ||
173 | char *cdpath, *delim; | ||
174 | size_t len = SDL_strlen(SDLcdrom)+1; | ||
175 | cdpath = SDL_stack_alloc(char, len); | ||
176 | if (cdpath != NULL) | ||
177 | { | ||
178 | SDL_strlcpy(cdpath, SDLcdrom, len); | ||
179 | SDLcdrom = cdpath; | ||
180 | do { | ||
181 | delim = SDL_strchr(SDLcdrom, ':'); | ||
182 | if (delim) | ||
183 | { | ||
184 | *delim++ = '\0'; | ||
185 | } | ||
186 | if (CheckDrive(SDLcdrom, &stbuf) > 0) | ||
187 | { | ||
188 | AddDrive(SDLcdrom, &stbuf); | ||
189 | } | ||
190 | if (delim) | ||
191 | { | ||
192 | SDLcdrom = delim; | ||
193 | } | ||
194 | else | ||
195 | { | ||
196 | SDLcdrom = NULL; | ||
197 | } | ||
198 | } while (SDLcdrom); | ||
199 | SDL_stack_free(cdpath); | ||
200 | } | ||
201 | |||
202 | /* If we found our drives, there's nothing left to do */ | ||
203 | if (SDL_numcds > 0) | ||
204 | { | ||
205 | return(0); | ||
206 | } | ||
207 | } | ||
208 | |||
209 | /* Scan the system for CD-ROM drives */ | ||
210 | for ( i=0; checklist[i]; ++i ) | ||
211 | { | ||
212 | if (checklist[i][0] == '?') | ||
213 | { | ||
214 | char* insert; | ||
215 | exists = 1; | ||
216 | |||
217 | for ( j=checklist[i][1]; exists; ++j ) | ||
218 | { | ||
219 | SDL_snprintf(drive, SDL_arraysize(drive), "/dev/%s", &checklist[i][3]); | ||
220 | insert = SDL_strchr(drive, '?'); | ||
221 | if (insert != NULL) | ||
222 | { | ||
223 | *insert = j; | ||
224 | } | ||
225 | switch (CheckDrive(drive, &stbuf)) | ||
226 | { | ||
227 | /* Drive exists and is a CD-ROM */ | ||
228 | case 1: | ||
229 | AddDrive(drive, &stbuf); | ||
230 | break; | ||
231 | /* Drive exists, but isn't a CD-ROM */ | ||
232 | case 0: | ||
233 | break; | ||
234 | /* Drive doesn't exist */ | ||
235 | case -1: | ||
236 | exists = 0; | ||
237 | break; | ||
238 | } | ||
239 | } | ||
240 | } | ||
241 | else | ||
242 | { | ||
243 | SDL_snprintf(drive, SDL_arraysize(drive), "/dev/%s", checklist[i]); | ||
244 | if (CheckDrive(drive, &stbuf) > 0) | ||
245 | { | ||
246 | AddDrive(drive, &stbuf); | ||
247 | } | ||
248 | } | ||
249 | } | ||
250 | return(0); | ||
251 | } | ||
252 | |||
253 | static const char *SDL_SYS_CDName(int drive) | ||
254 | { | ||
255 | return(SDL_cdlist[drive]); | ||
256 | } | ||
257 | |||
258 | static int SDL_SYS_CDOpen(int drive) | ||
259 | { | ||
260 | int handle; | ||
261 | |||
262 | handle=open(SDL_cdlist[drive], QNX_CD_OPENMODE); | ||
263 | |||
264 | if (handle>0) | ||
265 | { | ||
266 | SDL_cdopen[drive]=handle; | ||
267 | } | ||
268 | |||
269 | return (handle); | ||
270 | } | ||
271 | |||
272 | static int SDL_SYS_CDGetTOC(SDL_CD *cdrom) | ||
273 | { | ||
274 | cdrom_read_toc_t toc; | ||
275 | int i, okay; | ||
276 | |||
277 | okay = 0; | ||
278 | if (devctl(cdrom->id, DCMD_CAM_CDROMREADTOC, &toc, sizeof(toc), NULL) == 0) | ||
279 | { | ||
280 | cdrom->numtracks = toc.last_track - toc.first_track + 1; | ||
281 | if (cdrom->numtracks > SDL_MAX_TRACKS) | ||
282 | { | ||
283 | cdrom->numtracks = SDL_MAX_TRACKS; | ||
284 | } | ||
285 | /* Read all the track TOC entries */ | ||
286 | for (i=0; i<=cdrom->numtracks; ++i) | ||
287 | { | ||
288 | if (i == cdrom->numtracks) | ||
289 | { | ||
290 | cdrom->track[i].id = CDROM_LEADOUT; | ||
291 | } | ||
292 | else | ||
293 | { | ||
294 | cdrom->track[i].id = toc.first_track+i; | ||
295 | } | ||
296 | |||
297 | cdrom->track[i].type = toc.toc_entry[i].control_adr & 0x0F; | ||
298 | cdrom->track[i].offset = toc.toc_entry[i].addr.lba; | ||
299 | cdrom->track[i].length = 0; | ||
300 | |||
301 | if (i > 0) | ||
302 | { | ||
303 | cdrom->track[i-1].length = cdrom->track[i].offset-cdrom->track[i-1].offset; | ||
304 | } | ||
305 | } | ||
306 | if (i == (cdrom->numtracks+1)) | ||
307 | { | ||
308 | okay = 1; | ||
309 | } | ||
310 | } | ||
311 | return (okay ? 0 : -1); | ||
312 | } | ||
313 | |||
314 | /* Get CD-ROM status */ | ||
315 | static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position) | ||
316 | { | ||
317 | CDstatus status; | ||
318 | |||
319 | cdrom_read_toc_t toc; | ||
320 | cdrom_subch_data_t info; | ||
321 | cam_devinfo_t dinfo; | ||
322 | |||
323 | int devctlret=0; | ||
324 | int drive=-1; | ||
325 | int i; | ||
326 | int eagaincnt=0; | ||
327 | |||
328 | /* check media presence before read subchannel call, some cdroms can lockups */ | ||
329 | /* if no media, while calling read subchannel functions. */ | ||
330 | devctlret=devctl(cdrom->id, DCMD_CAM_DEVINFO, &dinfo, sizeof(cam_devinfo_t), NULL); | ||
331 | |||
332 | if (devctlret==EOK) | ||
333 | { | ||
334 | if ((dinfo.flags & DEV_NO_MEDIA)!=0) | ||
335 | { | ||
336 | status = CD_TRAYEMPTY; | ||
337 | if (position) | ||
338 | { | ||
339 | *position = 0; | ||
340 | } | ||
341 | return (status); | ||
342 | } | ||
343 | } | ||
344 | |||
345 | /* if media exists, then do other stuff */ | ||
346 | |||
347 | SDL_memset(&info, 0x00, sizeof(info)); | ||
348 | info.subch_command.data_format = CDROM_SUBCH_CURRENT_POSITION; | ||
349 | |||
350 | do { | ||
351 | devctlret=devctl(cdrom->id, DCMD_CAM_CDROMSUBCHNL, &info, sizeof(info), NULL); | ||
352 | if (devctlret==EIO) | ||
353 | { | ||
354 | /* big workaround for media change, handle is unusable after that, | ||
355 | that bug was found in QNX 6.2, 6.2.1 is not released yet. */ | ||
356 | |||
357 | for (i=0; i<MAX_DRIVES; i++) | ||
358 | { | ||
359 | if (SDL_cdopen[i]==cdrom->id) | ||
360 | { | ||
361 | drive=i; | ||
362 | break; | ||
363 | } | ||
364 | } | ||
365 | if (drive==-1) | ||
366 | { | ||
367 | /* that cannot happen, but ... */ | ||
368 | break; | ||
369 | } | ||
370 | close(cdrom->id); | ||
371 | cdrom->id=open(SDL_cdlist[drive], QNX_CD_OPENMODE); | ||
372 | devctlret=EAGAIN; | ||
373 | } | ||
374 | if (devctlret==EAGAIN) | ||
375 | { | ||
376 | eagaincnt++; | ||
377 | } | ||
378 | if (eagaincnt==2) | ||
379 | { | ||
380 | /* workaround for broken cdroms, which can return always EAGAIN when its not ready, */ | ||
381 | /* that mean errornous media or just no media avail */ | ||
382 | devctlret=ENXIO; | ||
383 | break; | ||
384 | } | ||
385 | } while ((devctlret==EAGAIN)||(devctlret==ESTALE)); | ||
386 | |||
387 | if (devctlret != 0) | ||
388 | { | ||
389 | if (devctlret==ENXIO) | ||
390 | { | ||
391 | status = CD_TRAYEMPTY; | ||
392 | } | ||
393 | else | ||
394 | { | ||
395 | status = CD_ERROR; | ||
396 | } | ||
397 | } | ||
398 | else | ||
399 | { | ||
400 | switch (info.current_position.header.audio_status) | ||
401 | { | ||
402 | case CDROM_AUDIO_INVALID: | ||
403 | case CDROM_AUDIO_NO_STATUS: | ||
404 | /* Try to determine if there's a CD available */ | ||
405 | if (devctl(cdrom->id, DCMD_CAM_CDROMREADTOC, &toc, sizeof(toc), NULL)==0) | ||
406 | status = CD_STOPPED; | ||
407 | else | ||
408 | status = CD_TRAYEMPTY; | ||
409 | break; | ||
410 | case CDROM_AUDIO_COMPLETED: | ||
411 | status = CD_STOPPED; | ||
412 | break; | ||
413 | case CDROM_AUDIO_PLAY: | ||
414 | status = CD_PLAYING; | ||
415 | break; | ||
416 | case CDROM_AUDIO_PAUSED: | ||
417 | /* Workaround buggy CD-ROM drive */ | ||
418 | if (info.current_position.data_format == CDROM_LEADOUT) | ||
419 | { | ||
420 | status = CD_STOPPED; | ||
421 | } | ||
422 | else | ||
423 | { | ||
424 | status = CD_PAUSED; | ||
425 | } | ||
426 | break; | ||
427 | default: | ||
428 | status = CD_ERROR; | ||
429 | break; | ||
430 | } | ||
431 | } | ||
432 | |||
433 | if (position) | ||
434 | { | ||
435 | if (status==CD_PLAYING || (status==CD_PAUSED)) | ||
436 | { | ||
437 | *position = MSF_TO_FRAMES(info.current_position.addr.msf.minute, | ||
438 | info.current_position.addr.msf.second, | ||
439 | info.current_position.addr.msf.frame); | ||
440 | } | ||
441 | else | ||
442 | { | ||
443 | *position = 0; | ||
444 | } | ||
445 | } | ||
446 | |||
447 | return (status); | ||
448 | } | ||
449 | |||
450 | /* Start play */ | ||
451 | static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length) | ||
452 | { | ||
453 | cdrom_playmsf_t playtime; | ||
454 | |||
455 | FRAMES_TO_MSF(start, &playtime.start_minute, &playtime.start_second, &playtime.start_frame); | ||
456 | FRAMES_TO_MSF(start+length, &playtime.end_minute, &playtime.end_second, &playtime.end_frame); | ||
457 | |||
458 | if (devctl(cdrom->id, DCMD_CAM_CDROMPLAYMSF, &playtime, sizeof(playtime), NULL) != 0) | ||
459 | { | ||
460 | return -1; | ||
461 | } | ||
462 | else | ||
463 | { | ||
464 | return 0; | ||
465 | } | ||
466 | } | ||
467 | |||
468 | /* Pause play */ | ||
469 | static int SDL_SYS_CDPause(SDL_CD *cdrom) | ||
470 | { | ||
471 | if (devctl(cdrom->id, DCMD_CAM_CDROMPAUSE, NULL, 0, NULL)!=0) | ||
472 | { | ||
473 | return -1; | ||
474 | } | ||
475 | else | ||
476 | { | ||
477 | return 0; | ||
478 | } | ||
479 | } | ||
480 | |||
481 | /* Resume play */ | ||
482 | static int SDL_SYS_CDResume(SDL_CD *cdrom) | ||
483 | { | ||
484 | if (devctl(cdrom->id, DCMD_CAM_CDROMRESUME, NULL, 0, NULL)!=0) | ||
485 | { | ||
486 | return -1; | ||
487 | } | ||
488 | else | ||
489 | { | ||
490 | return 0; | ||
491 | } | ||
492 | } | ||
493 | |||
494 | /* Stop play */ | ||
495 | static int SDL_SYS_CDStop(SDL_CD *cdrom) | ||
496 | { | ||
497 | if (devctl(cdrom->id, DCMD_CAM_CDROMSTOP, NULL, 0, NULL)!=0) | ||
498 | { | ||
499 | return -1; | ||
500 | } | ||
501 | else | ||
502 | { | ||
503 | return 0; | ||
504 | } | ||
505 | } | ||
506 | |||
507 | /* Eject the CD-ROM */ | ||
508 | static int SDL_SYS_CDEject(SDL_CD *cdrom) | ||
509 | { | ||
510 | if (devctl(cdrom->id, DCMD_CAM_EJECT_MEDIA, NULL, 0, NULL)!=0) | ||
511 | { | ||
512 | return -1; | ||
513 | } | ||
514 | else | ||
515 | { | ||
516 | return 0; | ||
517 | } | ||
518 | } | ||
519 | |||
520 | /* Close the CD-ROM handle */ | ||
521 | static void SDL_SYS_CDClose(SDL_CD *cdrom) | ||
522 | { | ||
523 | int i; | ||
524 | |||
525 | for (i=0; i<MAX_DRIVES; i++) | ||
526 | { | ||
527 | if (SDL_cdopen[i]==cdrom->id) | ||
528 | { | ||
529 | SDL_cdopen[i]=0; | ||
530 | break; | ||
531 | } | ||
532 | } | ||
533 | |||
534 | close(cdrom->id); | ||
535 | } | ||
536 | |||
537 | void SDL_SYS_CDQuit(void) | ||
538 | { | ||
539 | int i; | ||
540 | |||
541 | if (SDL_numcds > 0) | ||
542 | { | ||
543 | for (i=0; i<SDL_numcds; ++i) | ||
544 | { | ||
545 | SDL_free(SDL_cdlist[i]); | ||
546 | } | ||
547 | SDL_numcds = 0; | ||
548 | } | ||
549 | } | ||
550 | |||
551 | #endif /* SDL_CDROM_QNX */ | ||