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comparison src/cdrom/beos/SDL_syscdrom.cc @ 1668:4da1ee79c9af SDL-1.3

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more tweaking indent options
author Sam Lantinga <slouken@libsdl.org>
date Mon, 29 May 2006 04:04:35 +0000
parents 782fd950bd46
children
comparison
equal deleted inserted replaced
1667:1fddae038bc8 1668:4da1ee79c9af
64 64
65 /* A list of available CD-ROM drives */ 65 /* A list of available CD-ROM drives */
66 static char *SDL_cdlist[MAX_DRIVES]; 66 static char *SDL_cdlist[MAX_DRIVES];
67 67
68 /* The system-dependent CD control functions */ 68 /* The system-dependent CD control functions */
69 static const char *SDL_SYS_CDName (int drive); 69 static const char *SDL_SYS_CDName(int drive);
70 static int SDL_SYS_CDOpen (int drive); 70 static int SDL_SYS_CDOpen(int drive);
71 static int SDL_SYS_CDGetTOC (SDL_CD * cdrom); 71 static int SDL_SYS_CDGetTOC(SDL_CD * cdrom);
72 static CDstatus SDL_SYS_CDStatus (SDL_CD * cdrom, int *position); 72 static CDstatus SDL_SYS_CDStatus(SDL_CD * cdrom, int *position);
73 static int SDL_SYS_CDPlay (SDL_CD * cdrom, int start, int length); 73 static int SDL_SYS_CDPlay(SDL_CD * cdrom, int start, int length);
74 static int SDL_SYS_CDPause (SDL_CD * cdrom); 74 static int SDL_SYS_CDPause(SDL_CD * cdrom);
75 static int SDL_SYS_CDResume (SDL_CD * cdrom); 75 static int SDL_SYS_CDResume(SDL_CD * cdrom);
76 static int SDL_SYS_CDStop (SDL_CD * cdrom); 76 static int SDL_SYS_CDStop(SDL_CD * cdrom);
77 static int SDL_SYS_CDEject (SDL_CD * cdrom); 77 static int SDL_SYS_CDEject(SDL_CD * cdrom);
78 static void SDL_SYS_CDClose (SDL_CD * cdrom); 78 static void SDL_SYS_CDClose(SDL_CD * cdrom);
79 int try_dir (const char *directory); 79 int try_dir(const char *directory);
80 80
81 81
82 /* Check a drive to see if it is a CD-ROM */ 82 /* Check a drive to see if it is a CD-ROM */
83 static int 83 static int
84 CheckDrive (char *drive) 84 CheckDrive(char *drive)
85 { 85 {
86 struct stat stbuf; 86 struct stat stbuf;
87 int is_cd, cdfd; 87 int is_cd, cdfd;
88 device_geometry info; 88 device_geometry info;
89 89
90 /* If it doesn't exist, return -1 */ 90 /* If it doesn't exist, return -1 */
91 if (stat (drive, &stbuf) < 0) { 91 if (stat(drive, &stbuf) < 0) {
92 return (-1); 92 return (-1);
93 } 93 }
94 94
95 /* If it does exist, verify that it's an available CD-ROM */ 95 /* If it does exist, verify that it's an available CD-ROM */
96 is_cd = 0; 96 is_cd = 0;
97 cdfd = open (drive, 0); 97 cdfd = open(drive, 0);
98 if (cdfd >= 0) { 98 if (cdfd >= 0) {
99 if (ioctl (cdfd, B_GET_GEOMETRY, &info) == B_NO_ERROR) { 99 if (ioctl(cdfd, B_GET_GEOMETRY, &info) == B_NO_ERROR) {
100 if (info.device_type == B_CD) { 100 if (info.device_type == B_CD) {
101 is_cd = 1; 101 is_cd = 1;
102 } 102 }
103 } 103 }
104 close (cdfd); 104 close(cdfd);
105 } else { 105 } else {
106 /* This can happen when the drive is open .. (?) */ ; 106 /* This can happen when the drive is open .. (?) */ ;
107 is_cd = 1; 107 is_cd = 1;
108 } 108 }
109 return (is_cd); 109 return (is_cd);
110 } 110 }
111 111
112 /* Add a CD-ROM drive to our list of valid drives */ 112 /* Add a CD-ROM drive to our list of valid drives */
113 static void 113 static void
114 AddDrive (char *drive) 114 AddDrive(char *drive)
115 { 115 {
116 int i; 116 int i;
117 size_t len; 117 size_t len;
118 118
119 if (SDL_numcds < MAX_DRIVES) { 119 if (SDL_numcds < MAX_DRIVES) {
120 /* Add this drive to our list */ 120 /* Add this drive to our list */
121 i = SDL_numcds; 121 i = SDL_numcds;
122 len = SDL_strlen (drive) + 1; 122 len = SDL_strlen(drive) + 1;
123 SDL_cdlist[i] = (char *) SDL_malloc (len); 123 SDL_cdlist[i] = (char *) SDL_malloc(len);
124 if (SDL_cdlist[i] == NULL) { 124 if (SDL_cdlist[i] == NULL) {
125 SDL_OutOfMemory (); 125 SDL_OutOfMemory();
126 return; 126 return;
127 } 127 }
128 SDL_strlcpy (SDL_cdlist[i], drive, len); 128 SDL_strlcpy(SDL_cdlist[i], drive, len);
129 ++SDL_numcds; 129 ++SDL_numcds;
130 #ifdef CDROM_DEBUG 130 #ifdef CDROM_DEBUG
131 fprintf (stderr, "Added CD-ROM drive: %s\n", drive); 131 fprintf(stderr, "Added CD-ROM drive: %s\n", drive);
132 #endif 132 #endif
133 } 133 }
134 } 134 }
135 135
136 /* IDE bus scanning magic */ 136 /* IDE bus scanning magic */
151 int ide_1_master_type; 151 int ide_1_master_type;
152 int ide_1_slave_type; 152 int ide_1_slave_type;
153 }; 153 };
154 154
155 int 155 int
156 SDL_SYS_CDInit (void) 156 SDL_SYS_CDInit(void)
157 { 157 {
158 char *SDLcdrom; 158 char *SDLcdrom;
159 int raw_fd; 159 int raw_fd;
160 struct ide_ctrl_info info; 160 struct ide_ctrl_info info;
161 161
170 SDL_CDcaps.Stop = SDL_SYS_CDStop; 170 SDL_CDcaps.Stop = SDL_SYS_CDStop;
171 SDL_CDcaps.Eject = SDL_SYS_CDEject; 171 SDL_CDcaps.Eject = SDL_SYS_CDEject;
172 SDL_CDcaps.Close = SDL_SYS_CDClose; 172 SDL_CDcaps.Close = SDL_SYS_CDClose;
173 173
174 /* Look in the environment for our CD-ROM drive list */ 174 /* Look in the environment for our CD-ROM drive list */
175 SDLcdrom = SDL_getenv ("SDL_CDROM"); /* ':' separated list of devices */ 175 SDLcdrom = SDL_getenv("SDL_CDROM"); /* ':' separated list of devices */
176 if (SDLcdrom != NULL) { 176 if (SDLcdrom != NULL) {
177 char *cdpath, *delim; 177 char *cdpath, *delim;
178 size_t len = SDL_strlen (SDLcdrom) + 1; 178 size_t len = SDL_strlen(SDLcdrom) + 1;
179 cdpath = SDL_stack_alloc (char, len); 179 cdpath = SDL_stack_alloc(char, len);
180 if (cdpath != NULL) { 180 if (cdpath != NULL) {
181 SDL_strlcpy (cdpath, SDLcdrom, len); 181 SDL_strlcpy(cdpath, SDLcdrom, len);
182 SDLcdrom = cdpath; 182 SDLcdrom = cdpath;
183 do { 183 do {
184 delim = SDL_strchr (SDLcdrom, ':'); 184 delim = SDL_strchr(SDLcdrom, ':');
185 if (delim) { 185 if (delim) {
186 *delim++ = '\0'; 186 *delim++ = '\0';
187 } 187 }
188 if (CheckDrive (SDLcdrom) > 0) { 188 if (CheckDrive(SDLcdrom) > 0) {
189 AddDrive (SDLcdrom); 189 AddDrive(SDLcdrom);
190 } 190 }
191 if (delim) { 191 if (delim) {
192 SDLcdrom = delim; 192 SDLcdrom = delim;
193 } else { 193 } else {
194 SDLcdrom = NULL; 194 SDLcdrom = NULL;
195 } 195 }
196 } 196 }
197 while (SDLcdrom); 197 while (SDLcdrom);
198 SDL_stack_free (cdpath); 198 SDL_stack_free(cdpath);
199 } 199 }
200 200
201 /* If we found our drives, there's nothing left to do */ 201 /* If we found our drives, there's nothing left to do */
202 if (SDL_numcds > 0) { 202 if (SDL_numcds > 0) {
203 return (0); 203 return (0);
204 } 204 }
205 } 205 }
206 206
207 /* Scan the system for CD-ROM drives */ 207 /* Scan the system for CD-ROM drives */
208 try_dir ("/dev/disk"); 208 try_dir("/dev/disk");
209 return 0; 209 return 0;
210 } 210 }
211 211
212 212
213 int 213 int
214 try_dir (const char *directory) 214 try_dir(const char *directory)
215 { 215 {
216 BDirectory dir; 216 BDirectory dir;
217 dir.SetTo (directory); 217 dir.SetTo(directory);
218 if (dir.InitCheck () != B_NO_ERROR) { 218 if (dir.InitCheck() != B_NO_ERROR) {
219 return false; 219 return false;
220 } 220 }
221 dir.Rewind (); 221 dir.Rewind();
222 BEntry entry; 222 BEntry entry;
223 while (dir.GetNextEntry (&entry) >= 0) { 223 while (dir.GetNextEntry(&entry) >= 0) {
224 BPath path; 224 BPath path;
225 const char *name; 225 const char *name;
226 entry_ref e; 226 entry_ref e;
227 227
228 if (entry.GetPath (&path) != B_NO_ERROR) 228 if (entry.GetPath(&path) != B_NO_ERROR)
229 continue; 229 continue;
230 name = path.Path (); 230 name = path.Path();
231 231
232 if (entry.GetRef (&e) != B_NO_ERROR) 232 if (entry.GetRef(&e) != B_NO_ERROR)
233 continue; 233 continue;
234 234
235 if (entry.IsDirectory ()) { 235 if (entry.IsDirectory()) {
236 if (SDL_strcmp (e.name, "floppy") == 0) 236 if (SDL_strcmp(e.name, "floppy") == 0)
237 continue; /* ignore floppy (it is not silent) */ 237 continue; /* ignore floppy (it is not silent) */
238 int devfd = try_dir (name); 238 int devfd = try_dir(name);
239 if (devfd >= 0) 239 if (devfd >= 0)
240 return devfd; 240 return devfd;
241 } else { 241 } else {
242 int devfd; 242 int devfd;
243 device_geometry g; 243 device_geometry g;
244 244
245 if (SDL_strcmp (e.name, "raw") != 0) 245 if (SDL_strcmp(e.name, "raw") != 0)
246 continue; /* ignore partitions */ 246 continue; /* ignore partitions */
247 247
248 devfd = open (name, O_RDONLY); 248 devfd = open(name, O_RDONLY);
249 if (devfd < 0) 249 if (devfd < 0)
250 continue; 250 continue;
251 251
252 if (ioctl (devfd, B_GET_GEOMETRY, &g, sizeof (g)) >= 0) { 252 if (ioctl(devfd, B_GET_GEOMETRY, &g, sizeof(g)) >= 0) {
253 if (g.device_type == B_CD) { 253 if (g.device_type == B_CD) {
254 AddDrive (strdup (name)); 254 AddDrive(strdup(name));
255 } 255 }
256 } 256 }
257 close (devfd); 257 close(devfd);
258 } 258 }
259 } 259 }
260 return B_ERROR; 260 return B_ERROR;
261 } 261 }
262 262
263 263
264 /* General ioctl() CD-ROM command function */ 264 /* General ioctl() CD-ROM command function */
265 static int 265 static int
266 SDL_SYS_CDioctl (int index, int command, void *arg) 266 SDL_SYS_CDioctl(int index, int command, void *arg)
267 { 267 {
268 int okay; 268 int okay;
269 int fd; 269 int fd;
270 270
271 okay = 0; 271 okay = 0;
272 fd = open (SDL_cdlist[index], 0); 272 fd = open(SDL_cdlist[index], 0);
273 if (fd >= 0) { 273 if (fd >= 0) {
274 if (ioctl (fd, command, arg) == B_NO_ERROR) { 274 if (ioctl(fd, command, arg) == B_NO_ERROR) {
275 okay = 1; 275 okay = 1;
276 } 276 }
277 close (fd); 277 close(fd);
278 } 278 }
279 return (okay ? 0 : -1); 279 return (okay ? 0 : -1);
280 } 280 }
281 281
282 static const char * 282 static const char *
283 SDL_SYS_CDName (int drive) 283 SDL_SYS_CDName(int drive)
284 { 284 {
285 return (SDL_cdlist[drive]); 285 return (SDL_cdlist[drive]);
286 } 286 }
287 287
288 static int 288 static int
289 SDL_SYS_CDOpen (int drive) 289 SDL_SYS_CDOpen(int drive)
290 { 290 {
291 return (drive); 291 return (drive);
292 } 292 }
293 293
294 static int 294 static int
295 SDL_SYS_CDGetTOC (SDL_CD * cdrom) 295 SDL_SYS_CDGetTOC(SDL_CD * cdrom)
296 { 296 {
297 int i; 297 int i;
298 scsi_toc toc; 298 scsi_toc toc;
299 299
300 if (SDL_SYS_CDioctl (cdrom->id, B_SCSI_GET_TOC, &toc) == 0) { 300 if (SDL_SYS_CDioctl(cdrom->id, B_SCSI_GET_TOC, &toc) == 0) {
301 cdrom->numtracks = CD_NUMTRACKS (toc); 301 cdrom->numtracks = CD_NUMTRACKS(toc);
302 if (cdrom->numtracks > SDL_MAX_TRACKS) { 302 if (cdrom->numtracks > SDL_MAX_TRACKS) {
303 cdrom->numtracks = SDL_MAX_TRACKS; 303 cdrom->numtracks = SDL_MAX_TRACKS;
304 } 304 }
305 for (i = 0; i <= cdrom->numtracks; ++i) { 305 for (i = 0; i <= cdrom->numtracks; ++i) {
306 cdrom->track[i].id = CD_TRACK_N (toc, i); 306 cdrom->track[i].id = CD_TRACK_N(toc, i);
307 /* FIXME: How do we tell on BeOS? */ 307 /* FIXME: How do we tell on BeOS? */
308 cdrom->track[i].type = SDL_AUDIO_TRACK; 308 cdrom->track[i].type = SDL_AUDIO_TRACK;
309 cdrom->track[i].offset = MSF_TO_FRAMES (CD_TRACK_M (toc, i), 309 cdrom->track[i].offset = MSF_TO_FRAMES(CD_TRACK_M(toc, i),
310 CD_TRACK_S (toc, i), 310 CD_TRACK_S(toc, i),
311 CD_TRACK_F (toc, i)); 311 CD_TRACK_F(toc, i));
312 cdrom->track[i].length = 0; 312 cdrom->track[i].length = 0;
313 if (i > 0) { 313 if (i > 0) {
314 cdrom->track[i - 1].length = 314 cdrom->track[i - 1].length =
315 cdrom->track[i].offset - cdrom->track[i - 1].offset; 315 cdrom->track[i].offset - cdrom->track[i - 1].offset;
316 } 316 }
321 } 321 }
322 } 322 }
323 323
324 /* Get CD-ROM status */ 324 /* Get CD-ROM status */
325 static CDstatus 325 static CDstatus
326 SDL_SYS_CDStatus (SDL_CD * cdrom, int *position) 326 SDL_SYS_CDStatus(SDL_CD * cdrom, int *position)
327 { 327 {
328 CDstatus status; 328 CDstatus status;
329 int fd; 329 int fd;
330 int cur_frame; 330 int cur_frame;
331 scsi_position pos; 331 scsi_position pos;
332 332
333 fd = open (SDL_cdlist[cdrom->id], 0); 333 fd = open(SDL_cdlist[cdrom->id], 0);
334 cur_frame = 0; 334 cur_frame = 0;
335 if (fd >= 0) { 335 if (fd >= 0) {
336 if (ioctl (fd, B_SCSI_GET_POSITION, &pos) == B_NO_ERROR) { 336 if (ioctl(fd, B_SCSI_GET_POSITION, &pos) == B_NO_ERROR) {
337 cur_frame = 337 cur_frame =
338 MSF_TO_FRAMES (POS_ABS_M (pos), POS_ABS_S (pos), 338 MSF_TO_FRAMES(POS_ABS_M(pos), POS_ABS_S(pos), POS_ABS_F(pos));
339 POS_ABS_F (pos));
340 } 339 }
341 if (!pos.position[1] || (pos.position[1] >= 0x13) || 340 if (!pos.position[1] || (pos.position[1] >= 0x13) ||
342 ((pos.position[1] == 0x12) && (!pos.position[6]))) { 341 ((pos.position[1] == 0x12) && (!pos.position[6]))) {
343 status = CD_STOPPED; 342 status = CD_STOPPED;
344 } else if (pos.position[1] == 0x11) { 343 } else if (pos.position[1] == 0x11) {
345 status = CD_PLAYING; 344 status = CD_PLAYING;
346 } else { 345 } else {
347 status = CD_PAUSED; 346 status = CD_PAUSED;
348 } 347 }
349 close (fd); 348 close(fd);
350 } else { 349 } else {
351 status = CD_TRAYEMPTY; 350 status = CD_TRAYEMPTY;
352 } 351 }
353 if (position) { 352 if (position) {
354 *position = cur_frame; 353 *position = cur_frame;
356 return (status); 355 return (status);
357 } 356 }
358 357
359 /* Start play */ 358 /* Start play */
360 static int 359 static int
361 SDL_SYS_CDPlay (SDL_CD * cdrom, int start, int length) 360 SDL_SYS_CDPlay(SDL_CD * cdrom, int start, int length)
362 { 361 {
363 int okay; 362 int okay;
364 int fd; 363 int fd;
365 scsi_play_position pos; 364 scsi_play_position pos;
366 365
367 okay = 0; 366 okay = 0;
368 fd = open (SDL_cdlist[cdrom->id], 0); 367 fd = open(SDL_cdlist[cdrom->id], 0);
369 if (fd >= 0) { 368 if (fd >= 0) {
370 FRAMES_TO_MSF (start, &pos.start_m, &pos.start_s, &pos.start_f); 369 FRAMES_TO_MSF(start, &pos.start_m, &pos.start_s, &pos.start_f);
371 FRAMES_TO_MSF (start + length, &pos.end_m, &pos.end_s, &pos.end_f); 370 FRAMES_TO_MSF(start + length, &pos.end_m, &pos.end_s, &pos.end_f);
372 if (ioctl (fd, B_SCSI_PLAY_POSITION, &pos) == B_NO_ERROR) { 371 if (ioctl(fd, B_SCSI_PLAY_POSITION, &pos) == B_NO_ERROR) {
373 okay = 1; 372 okay = 1;
374 } 373 }
375 close (fd); 374 close(fd);
376 } 375 }
377 return (okay ? 0 : -1); 376 return (okay ? 0 : -1);
378 } 377 }
379 378
380 /* Pause play */ 379 /* Pause play */
381 static int 380 static int
382 SDL_SYS_CDPause (SDL_CD * cdrom) 381 SDL_SYS_CDPause(SDL_CD * cdrom)
383 { 382 {
384 return (SDL_SYS_CDioctl (cdrom->id, B_SCSI_PAUSE_AUDIO, 0)); 383 return (SDL_SYS_CDioctl(cdrom->id, B_SCSI_PAUSE_AUDIO, 0));
385 } 384 }
386 385
387 /* Resume play */ 386 /* Resume play */
388 static int 387 static int
389 SDL_SYS_CDResume (SDL_CD * cdrom) 388 SDL_SYS_CDResume(SDL_CD * cdrom)
390 { 389 {
391 return (SDL_SYS_CDioctl (cdrom->id, B_SCSI_RESUME_AUDIO, 0)); 390 return (SDL_SYS_CDioctl(cdrom->id, B_SCSI_RESUME_AUDIO, 0));
392 } 391 }
393 392
394 /* Stop play */ 393 /* Stop play */
395 static int 394 static int
396 SDL_SYS_CDStop (SDL_CD * cdrom) 395 SDL_SYS_CDStop(SDL_CD * cdrom)
397 { 396 {
398 return (SDL_SYS_CDioctl (cdrom->id, B_SCSI_STOP_AUDIO, 0)); 397 return (SDL_SYS_CDioctl(cdrom->id, B_SCSI_STOP_AUDIO, 0));
399 } 398 }
400 399
401 /* Eject the CD-ROM */ 400 /* Eject the CD-ROM */
402 static int 401 static int
403 SDL_SYS_CDEject (SDL_CD * cdrom) 402 SDL_SYS_CDEject(SDL_CD * cdrom)
404 { 403 {
405 return (SDL_SYS_CDioctl (cdrom->id, B_SCSI_EJECT, 0)); 404 return (SDL_SYS_CDioctl(cdrom->id, B_SCSI_EJECT, 0));
406 } 405 }
407 406
408 /* Close the CD-ROM handle */ 407 /* Close the CD-ROM handle */
409 static void 408 static void
410 SDL_SYS_CDClose (SDL_CD * cdrom) 409 SDL_SYS_CDClose(SDL_CD * cdrom)
411 { 410 {
412 close (cdrom->id); 411 close(cdrom->id);
413 } 412 }
414 413
415 void 414 void
416 SDL_SYS_CDQuit (void) 415 SDL_SYS_CDQuit(void)
417 { 416 {
418 int i; 417 int i;
419 418
420 if (SDL_numcds > 0) { 419 if (SDL_numcds > 0) {
421 for (i = 0; i < SDL_numcds; ++i) { 420 for (i = 0; i < SDL_numcds; ++i) {
422 SDL_free (SDL_cdlist[i]); 421 SDL_free(SDL_cdlist[i]);
423 } 422 }
424 SDL_numcds = 0; 423 SDL_numcds = 0;
425 } 424 }
426 } 425 }
427 426