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663996b3 MS |
1 | /* |
2 | * cdrom_id - optical drive and media information prober | |
3 | * | |
4 | * Copyright (C) 2008-2010 Kay Sievers <kay@vrfy.org> | |
5 | * | |
6 | * This program is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include <stdio.h> | |
21 | #include <stddef.h> | |
22 | #include <stdlib.h> | |
23 | #include <unistd.h> | |
24 | #include <string.h> | |
25 | #include <limits.h> | |
26 | #include <fcntl.h> | |
27 | #include <errno.h> | |
28 | #include <getopt.h> | |
29 | #include <time.h> | |
30 | #include <scsi/sg.h> | |
31 | #include <sys/types.h> | |
32 | #include <sys/stat.h> | |
33 | #include <sys/time.h> | |
34 | #include <sys/ioctl.h> | |
35 | #include <linux/cdrom.h> | |
36 | ||
37 | #include "libudev.h" | |
38 | #include "libudev-private.h" | |
39 | ||
663996b3 MS |
40 | /* device info */ |
41 | static unsigned int cd_cd_rom; | |
42 | static unsigned int cd_cd_r; | |
43 | static unsigned int cd_cd_rw; | |
44 | static unsigned int cd_dvd_rom; | |
45 | static unsigned int cd_dvd_r; | |
46 | static unsigned int cd_dvd_rw; | |
47 | static unsigned int cd_dvd_ram; | |
48 | static unsigned int cd_dvd_plus_r; | |
49 | static unsigned int cd_dvd_plus_rw; | |
50 | static unsigned int cd_dvd_plus_r_dl; | |
51 | static unsigned int cd_dvd_plus_rw_dl; | |
52 | static unsigned int cd_bd; | |
53 | static unsigned int cd_bd_r; | |
54 | static unsigned int cd_bd_re; | |
55 | static unsigned int cd_hddvd; | |
56 | static unsigned int cd_hddvd_r; | |
57 | static unsigned int cd_hddvd_rw; | |
58 | static unsigned int cd_mo; | |
59 | static unsigned int cd_mrw; | |
60 | static unsigned int cd_mrw_w; | |
61 | ||
62 | /* media info */ | |
63 | static unsigned int cd_media; | |
64 | static unsigned int cd_media_cd_rom; | |
65 | static unsigned int cd_media_cd_r; | |
66 | static unsigned int cd_media_cd_rw; | |
67 | static unsigned int cd_media_dvd_rom; | |
68 | static unsigned int cd_media_dvd_r; | |
69 | static unsigned int cd_media_dvd_rw; | |
70 | static unsigned int cd_media_dvd_rw_ro; /* restricted overwrite mode */ | |
71 | static unsigned int cd_media_dvd_rw_seq; /* sequential mode */ | |
72 | static unsigned int cd_media_dvd_ram; | |
73 | static unsigned int cd_media_dvd_plus_r; | |
74 | static unsigned int cd_media_dvd_plus_rw; | |
75 | static unsigned int cd_media_dvd_plus_r_dl; | |
76 | static unsigned int cd_media_dvd_plus_rw_dl; | |
77 | static unsigned int cd_media_bd; | |
78 | static unsigned int cd_media_bd_r; | |
79 | static unsigned int cd_media_bd_re; | |
80 | static unsigned int cd_media_hddvd; | |
81 | static unsigned int cd_media_hddvd_r; | |
82 | static unsigned int cd_media_hddvd_rw; | |
83 | static unsigned int cd_media_mo; | |
84 | static unsigned int cd_media_mrw; | |
85 | static unsigned int cd_media_mrw_w; | |
86 | ||
87 | static const char *cd_media_state = NULL; | |
88 | static unsigned int cd_media_session_next; | |
89 | static unsigned int cd_media_session_count; | |
90 | static unsigned int cd_media_track_count; | |
91 | static unsigned int cd_media_track_count_data; | |
92 | static unsigned int cd_media_track_count_audio; | |
93 | static unsigned long long int cd_media_session_last_offset; | |
94 | ||
95 | #define ERRCODE(s) ((((s)[2] & 0x0F) << 16) | ((s)[12] << 8) | ((s)[13])) | |
96 | #define SK(errcode) (((errcode) >> 16) & 0xF) | |
97 | #define ASC(errcode) (((errcode) >> 8) & 0xFF) | |
98 | #define ASCQ(errcode) ((errcode) & 0xFF) | |
99 | ||
100 | static bool is_mounted(const char *device) | |
101 | { | |
102 | struct stat statbuf; | |
103 | FILE *fp; | |
104 | int maj, min; | |
105 | bool mounted = false; | |
106 | ||
107 | if (stat(device, &statbuf) < 0) | |
108 | return -ENODEV; | |
109 | ||
110 | fp = fopen("/proc/self/mountinfo", "re"); | |
111 | if (fp == NULL) | |
112 | return -ENOSYS; | |
113 | while (fscanf(fp, "%*s %*s %i:%i %*[^\n]", &maj, &min) == 2) { | |
114 | if (makedev(maj, min) == statbuf.st_rdev) { | |
115 | mounted = true; | |
116 | break; | |
117 | } | |
118 | } | |
119 | fclose(fp); | |
120 | return mounted; | |
121 | } | |
122 | ||
123 | static void info_scsi_cmd_err(struct udev *udev, const char *cmd, int err) | |
124 | { | |
125 | if (err == -1) { | |
60f067b4 | 126 | log_debug("%s failed", cmd); |
663996b3 MS |
127 | return; |
128 | } | |
60f067b4 | 129 | log_debug("%s failed with SK=%Xh/ASC=%02Xh/ACQ=%02Xh", cmd, SK(err), ASC(err), ASCQ(err)); |
663996b3 MS |
130 | } |
131 | ||
132 | struct scsi_cmd { | |
133 | struct cdrom_generic_command cgc; | |
134 | union { | |
135 | struct request_sense s; | |
136 | unsigned char u[18]; | |
137 | } _sense; | |
138 | struct sg_io_hdr sg_io; | |
139 | }; | |
140 | ||
141 | static void scsi_cmd_init(struct udev *udev, struct scsi_cmd *cmd) | |
142 | { | |
60f067b4 | 143 | memzero(cmd, sizeof(struct scsi_cmd)); |
663996b3 MS |
144 | cmd->cgc.quiet = 1; |
145 | cmd->cgc.sense = &cmd->_sense.s; | |
146 | cmd->sg_io.interface_id = 'S'; | |
147 | cmd->sg_io.mx_sb_len = sizeof(cmd->_sense); | |
148 | cmd->sg_io.cmdp = cmd->cgc.cmd; | |
149 | cmd->sg_io.sbp = cmd->_sense.u; | |
150 | cmd->sg_io.flags = SG_FLAG_LUN_INHIBIT | SG_FLAG_DIRECT_IO; | |
151 | } | |
152 | ||
153 | static void scsi_cmd_set(struct udev *udev, struct scsi_cmd *cmd, size_t i, unsigned char arg) | |
154 | { | |
155 | cmd->sg_io.cmd_len = i + 1; | |
156 | cmd->cgc.cmd[i] = arg; | |
157 | } | |
158 | ||
159 | #define CHECK_CONDITION 0x01 | |
160 | ||
161 | static int scsi_cmd_run(struct udev *udev, struct scsi_cmd *cmd, int fd, unsigned char *buf, size_t bufsize) | |
162 | { | |
163 | int ret = 0; | |
164 | ||
165 | if (bufsize > 0) { | |
166 | cmd->sg_io.dxferp = buf; | |
167 | cmd->sg_io.dxfer_len = bufsize; | |
168 | cmd->sg_io.dxfer_direction = SG_DXFER_FROM_DEV; | |
169 | } else { | |
170 | cmd->sg_io.dxfer_direction = SG_DXFER_NONE; | |
171 | } | |
172 | if (ioctl(fd, SG_IO, &cmd->sg_io)) | |
173 | return -1; | |
174 | ||
175 | if ((cmd->sg_io.info & SG_INFO_OK_MASK) != SG_INFO_OK) { | |
176 | errno = EIO; | |
177 | ret = -1; | |
178 | if (cmd->sg_io.masked_status & CHECK_CONDITION) { | |
179 | ret = ERRCODE(cmd->_sense.u); | |
180 | if (ret == 0) | |
181 | ret = -1; | |
182 | } | |
183 | } | |
184 | return ret; | |
185 | } | |
186 | ||
187 | static int media_lock(struct udev *udev, int fd, bool lock) | |
188 | { | |
189 | int err; | |
190 | ||
191 | /* disable the kernel's lock logic */ | |
192 | err = ioctl(fd, CDROM_CLEAR_OPTIONS, CDO_LOCK); | |
193 | if (err < 0) | |
60f067b4 | 194 | log_debug("CDROM_CLEAR_OPTIONS, CDO_LOCK failed"); |
663996b3 MS |
195 | |
196 | err = ioctl(fd, CDROM_LOCKDOOR, lock ? 1 : 0); | |
197 | if (err < 0) | |
60f067b4 | 198 | log_debug("CDROM_LOCKDOOR failed"); |
663996b3 MS |
199 | |
200 | return err; | |
201 | } | |
202 | ||
203 | static int media_eject(struct udev *udev, int fd) | |
204 | { | |
205 | struct scsi_cmd sc; | |
206 | int err; | |
207 | ||
208 | scsi_cmd_init(udev, &sc); | |
209 | scsi_cmd_set(udev, &sc, 0, 0x1b); | |
210 | scsi_cmd_set(udev, &sc, 4, 0x02); | |
211 | scsi_cmd_set(udev, &sc, 5, 0); | |
212 | err = scsi_cmd_run(udev, &sc, fd, NULL, 0); | |
213 | if ((err != 0)) { | |
214 | info_scsi_cmd_err(udev, "START_STOP_UNIT", err); | |
215 | return -1; | |
216 | } | |
217 | return 0; | |
218 | } | |
219 | ||
220 | static int cd_capability_compat(struct udev *udev, int fd) | |
221 | { | |
222 | int capability; | |
223 | ||
224 | capability = ioctl(fd, CDROM_GET_CAPABILITY, NULL); | |
225 | if (capability < 0) { | |
60f067b4 | 226 | log_debug("CDROM_GET_CAPABILITY failed"); |
663996b3 MS |
227 | return -1; |
228 | } | |
229 | ||
230 | if (capability & CDC_CD_R) | |
231 | cd_cd_r = 1; | |
232 | if (capability & CDC_CD_RW) | |
233 | cd_cd_rw = 1; | |
234 | if (capability & CDC_DVD) | |
235 | cd_dvd_rom = 1; | |
236 | if (capability & CDC_DVD_R) | |
237 | cd_dvd_r = 1; | |
238 | if (capability & CDC_DVD_RAM) | |
239 | cd_dvd_ram = 1; | |
240 | if (capability & CDC_MRW) | |
241 | cd_mrw = 1; | |
242 | if (capability & CDC_MRW_W) | |
243 | cd_mrw_w = 1; | |
244 | return 0; | |
245 | } | |
246 | ||
247 | static int cd_media_compat(struct udev *udev, int fd) | |
248 | { | |
249 | if (ioctl(fd, CDROM_DRIVE_STATUS, CDSL_CURRENT) != CDS_DISC_OK) { | |
60f067b4 | 250 | log_debug("CDROM_DRIVE_STATUS != CDS_DISC_OK"); |
663996b3 MS |
251 | return -1; |
252 | } | |
253 | cd_media = 1; | |
254 | return 0; | |
255 | } | |
256 | ||
257 | static int cd_inquiry(struct udev *udev, int fd) | |
258 | { | |
259 | struct scsi_cmd sc; | |
260 | unsigned char inq[128]; | |
261 | int err; | |
262 | ||
263 | scsi_cmd_init(udev, &sc); | |
264 | scsi_cmd_set(udev, &sc, 0, 0x12); | |
265 | scsi_cmd_set(udev, &sc, 4, 36); | |
266 | scsi_cmd_set(udev, &sc, 5, 0); | |
267 | err = scsi_cmd_run(udev, &sc, fd, inq, 36); | |
268 | if ((err != 0)) { | |
269 | info_scsi_cmd_err(udev, "INQUIRY", err); | |
270 | return -1; | |
271 | } | |
272 | ||
273 | if ((inq[0] & 0x1F) != 5) { | |
60f067b4 | 274 | log_debug("not an MMC unit"); |
663996b3 MS |
275 | return -1; |
276 | } | |
277 | ||
60f067b4 | 278 | log_debug("INQUIRY: [%.8s][%.16s][%.4s]", inq + 8, inq + 16, inq + 32); |
663996b3 MS |
279 | return 0; |
280 | } | |
281 | ||
282 | static void feature_profile_media(struct udev *udev, int cur_profile) | |
283 | { | |
284 | switch (cur_profile) { | |
285 | case 0x03: | |
286 | case 0x04: | |
287 | case 0x05: | |
60f067b4 | 288 | log_debug("profile 0x%02x ", cur_profile); |
663996b3 MS |
289 | cd_media = 1; |
290 | cd_media_mo = 1; | |
291 | break; | |
292 | case 0x08: | |
60f067b4 | 293 | log_debug("profile 0x%02x media_cd_rom", cur_profile); |
663996b3 MS |
294 | cd_media = 1; |
295 | cd_media_cd_rom = 1; | |
296 | break; | |
297 | case 0x09: | |
60f067b4 | 298 | log_debug("profile 0x%02x media_cd_r", cur_profile); |
663996b3 MS |
299 | cd_media = 1; |
300 | cd_media_cd_r = 1; | |
301 | break; | |
302 | case 0x0a: | |
60f067b4 | 303 | log_debug("profile 0x%02x media_cd_rw", cur_profile); |
663996b3 MS |
304 | cd_media = 1; |
305 | cd_media_cd_rw = 1; | |
306 | break; | |
307 | case 0x10: | |
60f067b4 | 308 | log_debug("profile 0x%02x media_dvd_ro", cur_profile); |
663996b3 MS |
309 | cd_media = 1; |
310 | cd_media_dvd_rom = 1; | |
311 | break; | |
312 | case 0x11: | |
60f067b4 | 313 | log_debug("profile 0x%02x media_dvd_r", cur_profile); |
663996b3 MS |
314 | cd_media = 1; |
315 | cd_media_dvd_r = 1; | |
316 | break; | |
317 | case 0x12: | |
60f067b4 | 318 | log_debug("profile 0x%02x media_dvd_ram", cur_profile); |
663996b3 MS |
319 | cd_media = 1; |
320 | cd_media_dvd_ram = 1; | |
321 | break; | |
322 | case 0x13: | |
60f067b4 | 323 | log_debug("profile 0x%02x media_dvd_rw_ro", cur_profile); |
663996b3 MS |
324 | cd_media = 1; |
325 | cd_media_dvd_rw = 1; | |
326 | cd_media_dvd_rw_ro = 1; | |
327 | break; | |
328 | case 0x14: | |
60f067b4 | 329 | log_debug("profile 0x%02x media_dvd_rw_seq", cur_profile); |
663996b3 MS |
330 | cd_media = 1; |
331 | cd_media_dvd_rw = 1; | |
332 | cd_media_dvd_rw_seq = 1; | |
333 | break; | |
334 | case 0x1B: | |
60f067b4 | 335 | log_debug("profile 0x%02x media_dvd_plus_r", cur_profile); |
663996b3 MS |
336 | cd_media = 1; |
337 | cd_media_dvd_plus_r = 1; | |
338 | break; | |
339 | case 0x1A: | |
60f067b4 | 340 | log_debug("profile 0x%02x media_dvd_plus_rw", cur_profile); |
663996b3 MS |
341 | cd_media = 1; |
342 | cd_media_dvd_plus_rw = 1; | |
343 | break; | |
344 | case 0x2A: | |
60f067b4 | 345 | log_debug("profile 0x%02x media_dvd_plus_rw_dl", cur_profile); |
663996b3 MS |
346 | cd_media = 1; |
347 | cd_media_dvd_plus_rw_dl = 1; | |
348 | break; | |
349 | case 0x2B: | |
60f067b4 | 350 | log_debug("profile 0x%02x media_dvd_plus_r_dl", cur_profile); |
663996b3 MS |
351 | cd_media = 1; |
352 | cd_media_dvd_plus_r_dl = 1; | |
353 | break; | |
354 | case 0x40: | |
60f067b4 | 355 | log_debug("profile 0x%02x media_bd", cur_profile); |
663996b3 MS |
356 | cd_media = 1; |
357 | cd_media_bd = 1; | |
358 | break; | |
359 | case 0x41: | |
360 | case 0x42: | |
60f067b4 | 361 | log_debug("profile 0x%02x media_bd_r", cur_profile); |
663996b3 MS |
362 | cd_media = 1; |
363 | cd_media_bd_r = 1; | |
364 | break; | |
365 | case 0x43: | |
60f067b4 | 366 | log_debug("profile 0x%02x media_bd_re", cur_profile); |
663996b3 MS |
367 | cd_media = 1; |
368 | cd_media_bd_re = 1; | |
369 | break; | |
370 | case 0x50: | |
60f067b4 | 371 | log_debug("profile 0x%02x media_hddvd", cur_profile); |
663996b3 MS |
372 | cd_media = 1; |
373 | cd_media_hddvd = 1; | |
374 | break; | |
375 | case 0x51: | |
60f067b4 | 376 | log_debug("profile 0x%02x media_hddvd_r", cur_profile); |
663996b3 MS |
377 | cd_media = 1; |
378 | cd_media_hddvd_r = 1; | |
379 | break; | |
380 | case 0x52: | |
60f067b4 | 381 | log_debug("profile 0x%02x media_hddvd_rw", cur_profile); |
663996b3 MS |
382 | cd_media = 1; |
383 | cd_media_hddvd_rw = 1; | |
384 | break; | |
385 | default: | |
60f067b4 | 386 | log_debug("profile 0x%02x <ignored>", cur_profile); |
663996b3 MS |
387 | break; |
388 | } | |
389 | } | |
390 | ||
391 | static int feature_profiles(struct udev *udev, const unsigned char *profiles, size_t size) | |
392 | { | |
393 | unsigned int i; | |
394 | ||
395 | for (i = 0; i+4 <= size; i += 4) { | |
396 | int profile; | |
397 | ||
398 | profile = profiles[i] << 8 | profiles[i+1]; | |
399 | switch (profile) { | |
400 | case 0x03: | |
401 | case 0x04: | |
402 | case 0x05: | |
60f067b4 | 403 | log_debug("profile 0x%02x mo", profile); |
663996b3 MS |
404 | cd_mo = 1; |
405 | break; | |
406 | case 0x08: | |
60f067b4 | 407 | log_debug("profile 0x%02x cd_rom", profile); |
663996b3 MS |
408 | cd_cd_rom = 1; |
409 | break; | |
410 | case 0x09: | |
60f067b4 | 411 | log_debug("profile 0x%02x cd_r", profile); |
663996b3 MS |
412 | cd_cd_r = 1; |
413 | break; | |
414 | case 0x0A: | |
60f067b4 | 415 | log_debug("profile 0x%02x cd_rw", profile); |
663996b3 MS |
416 | cd_cd_rw = 1; |
417 | break; | |
418 | case 0x10: | |
60f067b4 | 419 | log_debug("profile 0x%02x dvd_rom", profile); |
663996b3 MS |
420 | cd_dvd_rom = 1; |
421 | break; | |
422 | case 0x12: | |
60f067b4 | 423 | log_debug("profile 0x%02x dvd_ram", profile); |
663996b3 MS |
424 | cd_dvd_ram = 1; |
425 | break; | |
426 | case 0x13: | |
427 | case 0x14: | |
60f067b4 | 428 | log_debug("profile 0x%02x dvd_rw", profile); |
663996b3 MS |
429 | cd_dvd_rw = 1; |
430 | break; | |
431 | case 0x1B: | |
60f067b4 | 432 | log_debug("profile 0x%02x dvd_plus_r", profile); |
663996b3 MS |
433 | cd_dvd_plus_r = 1; |
434 | break; | |
435 | case 0x1A: | |
60f067b4 | 436 | log_debug("profile 0x%02x dvd_plus_rw", profile); |
663996b3 MS |
437 | cd_dvd_plus_rw = 1; |
438 | break; | |
439 | case 0x2A: | |
60f067b4 | 440 | log_debug("profile 0x%02x dvd_plus_rw_dl", profile); |
663996b3 MS |
441 | cd_dvd_plus_rw_dl = 1; |
442 | break; | |
443 | case 0x2B: | |
60f067b4 | 444 | log_debug("profile 0x%02x dvd_plus_r_dl", profile); |
663996b3 MS |
445 | cd_dvd_plus_r_dl = 1; |
446 | break; | |
447 | case 0x40: | |
448 | cd_bd = 1; | |
60f067b4 | 449 | log_debug("profile 0x%02x bd", profile); |
663996b3 MS |
450 | break; |
451 | case 0x41: | |
452 | case 0x42: | |
453 | cd_bd_r = 1; | |
60f067b4 | 454 | log_debug("profile 0x%02x bd_r", profile); |
663996b3 MS |
455 | break; |
456 | case 0x43: | |
457 | cd_bd_re = 1; | |
60f067b4 | 458 | log_debug("profile 0x%02x bd_re", profile); |
663996b3 MS |
459 | break; |
460 | case 0x50: | |
461 | cd_hddvd = 1; | |
60f067b4 | 462 | log_debug("profile 0x%02x hddvd", profile); |
663996b3 MS |
463 | break; |
464 | case 0x51: | |
465 | cd_hddvd_r = 1; | |
60f067b4 | 466 | log_debug("profile 0x%02x hddvd_r", profile); |
663996b3 MS |
467 | break; |
468 | case 0x52: | |
469 | cd_hddvd_rw = 1; | |
60f067b4 | 470 | log_debug("profile 0x%02x hddvd_rw", profile); |
663996b3 MS |
471 | break; |
472 | default: | |
60f067b4 | 473 | log_debug("profile 0x%02x <ignored>", profile); |
663996b3 MS |
474 | break; |
475 | } | |
476 | } | |
477 | return 0; | |
478 | } | |
479 | ||
480 | /* returns 0 if media was detected */ | |
481 | static int cd_profiles_old_mmc(struct udev *udev, int fd) | |
482 | { | |
483 | struct scsi_cmd sc; | |
484 | int err; | |
485 | ||
486 | unsigned char header[32]; | |
487 | ||
488 | scsi_cmd_init(udev, &sc); | |
489 | scsi_cmd_set(udev, &sc, 0, 0x51); | |
490 | scsi_cmd_set(udev, &sc, 8, sizeof(header)); | |
491 | scsi_cmd_set(udev, &sc, 9, 0); | |
492 | err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header)); | |
493 | if ((err != 0)) { | |
494 | info_scsi_cmd_err(udev, "READ DISC INFORMATION", err); | |
495 | if (cd_media == 1) { | |
60f067b4 | 496 | log_debug("no current profile, but disc is present; assuming CD-ROM"); |
663996b3 MS |
497 | cd_media_cd_rom = 1; |
498 | cd_media_track_count = 1; | |
499 | cd_media_track_count_data = 1; | |
500 | return 0; | |
501 | } else { | |
60f067b4 | 502 | log_debug("no current profile, assuming no media"); |
663996b3 MS |
503 | return -1; |
504 | } | |
505 | }; | |
506 | ||
507 | cd_media = 1; | |
508 | ||
509 | if (header[2] & 16) { | |
510 | cd_media_cd_rw = 1; | |
60f067b4 | 511 | log_debug("profile 0x0a media_cd_rw"); |
663996b3 MS |
512 | } else if ((header[2] & 3) < 2 && cd_cd_r) { |
513 | cd_media_cd_r = 1; | |
60f067b4 | 514 | log_debug("profile 0x09 media_cd_r"); |
663996b3 MS |
515 | } else { |
516 | cd_media_cd_rom = 1; | |
60f067b4 | 517 | log_debug("profile 0x08 media_cd_rom"); |
663996b3 MS |
518 | } |
519 | return 0; | |
520 | } | |
521 | ||
522 | /* returns 0 if media was detected */ | |
523 | static int cd_profiles(struct udev *udev, int fd) | |
524 | { | |
525 | struct scsi_cmd sc; | |
526 | unsigned char features[65530]; | |
527 | unsigned int cur_profile = 0; | |
528 | unsigned int len; | |
529 | unsigned int i; | |
530 | int err; | |
531 | int ret; | |
532 | ||
533 | ret = -1; | |
534 | ||
535 | /* First query the current profile */ | |
536 | scsi_cmd_init(udev, &sc); | |
537 | scsi_cmd_set(udev, &sc, 0, 0x46); | |
538 | scsi_cmd_set(udev, &sc, 8, 8); | |
539 | scsi_cmd_set(udev, &sc, 9, 0); | |
540 | err = scsi_cmd_run(udev, &sc, fd, features, 8); | |
541 | if ((err != 0)) { | |
542 | info_scsi_cmd_err(udev, "GET CONFIGURATION", err); | |
543 | /* handle pre-MMC2 drives which do not support GET CONFIGURATION */ | |
60f067b4 JS |
544 | if (SK(err) == 0x5 && (ASC(err) == 0x20 || ASC(err) == 0x24)) { |
545 | log_debug("drive is pre-MMC2 and does not support 46h get configuration command"); | |
546 | log_debug("trying to work around the problem"); | |
663996b3 MS |
547 | ret = cd_profiles_old_mmc(udev, fd); |
548 | } | |
549 | goto out; | |
550 | } | |
551 | ||
552 | cur_profile = features[6] << 8 | features[7]; | |
553 | if (cur_profile > 0) { | |
60f067b4 | 554 | log_debug("current profile 0x%02x", cur_profile); |
663996b3 MS |
555 | feature_profile_media (udev, cur_profile); |
556 | ret = 0; /* we have media */ | |
557 | } else { | |
60f067b4 | 558 | log_debug("no current profile, assuming no media"); |
663996b3 MS |
559 | } |
560 | ||
561 | len = features[0] << 24 | features[1] << 16 | features[2] << 8 | features[3]; | |
60f067b4 | 562 | log_debug("GET CONFIGURATION: size of features buffer 0x%04x", len); |
663996b3 MS |
563 | |
564 | if (len > sizeof(features)) { | |
60f067b4 | 565 | log_debug("can not get features in a single query, truncating"); |
663996b3 MS |
566 | len = sizeof(features); |
567 | } else if (len <= 8) { | |
568 | len = sizeof(features); | |
569 | } | |
570 | ||
571 | /* Now get the full feature buffer */ | |
572 | scsi_cmd_init(udev, &sc); | |
573 | scsi_cmd_set(udev, &sc, 0, 0x46); | |
574 | scsi_cmd_set(udev, &sc, 7, ( len >> 8 ) & 0xff); | |
575 | scsi_cmd_set(udev, &sc, 8, len & 0xff); | |
576 | scsi_cmd_set(udev, &sc, 9, 0); | |
577 | err = scsi_cmd_run(udev, &sc, fd, features, len); | |
578 | if ((err != 0)) { | |
579 | info_scsi_cmd_err(udev, "GET CONFIGURATION", err); | |
580 | return -1; | |
581 | } | |
582 | ||
583 | /* parse the length once more, in case the drive decided to have other features suddenly :) */ | |
584 | len = features[0] << 24 | features[1] << 16 | features[2] << 8 | features[3]; | |
60f067b4 | 585 | log_debug("GET CONFIGURATION: size of features buffer 0x%04x", len); |
663996b3 MS |
586 | |
587 | if (len > sizeof(features)) { | |
60f067b4 | 588 | log_debug("can not get features in a single query, truncating"); |
663996b3 MS |
589 | len = sizeof(features); |
590 | } | |
591 | ||
592 | /* device features */ | |
593 | for (i = 8; i+4 < len; i += (4 + features[i+3])) { | |
594 | unsigned int feature; | |
595 | ||
596 | feature = features[i] << 8 | features[i+1]; | |
597 | ||
598 | switch (feature) { | |
599 | case 0x00: | |
60f067b4 | 600 | log_debug("GET CONFIGURATION: feature 'profiles', with %i entries", features[i+3] / 4); |
5eef597e | 601 | feature_profiles(udev, &features[i]+4, MIN(features[i+3], len - i - 4)); |
663996b3 MS |
602 | break; |
603 | default: | |
60f067b4 | 604 | log_debug("GET CONFIGURATION: feature 0x%04x <ignored>, with 0x%02x bytes", feature, features[i+3]); |
663996b3 MS |
605 | break; |
606 | } | |
607 | } | |
608 | out: | |
609 | return ret; | |
610 | } | |
611 | ||
612 | static int cd_media_info(struct udev *udev, int fd) | |
613 | { | |
614 | struct scsi_cmd sc; | |
615 | unsigned char header[32]; | |
616 | static const char *media_status[] = { | |
617 | "blank", | |
618 | "appendable", | |
619 | "complete", | |
620 | "other" | |
621 | }; | |
622 | int err; | |
623 | ||
624 | scsi_cmd_init(udev, &sc); | |
625 | scsi_cmd_set(udev, &sc, 0, 0x51); | |
626 | scsi_cmd_set(udev, &sc, 8, sizeof(header) & 0xff); | |
627 | scsi_cmd_set(udev, &sc, 9, 0); | |
628 | err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header)); | |
629 | if ((err != 0)) { | |
630 | info_scsi_cmd_err(udev, "READ DISC INFORMATION", err); | |
631 | return -1; | |
632 | }; | |
633 | ||
634 | cd_media = 1; | |
60f067b4 JS |
635 | log_debug("disk type %02x", header[8]); |
636 | log_debug("hardware reported media status: %s", media_status[header[2] & 3]); | |
663996b3 MS |
637 | |
638 | /* exclude plain CDROM, some fake cdroms return 0 for "blank" media here */ | |
639 | if (!cd_media_cd_rom) | |
640 | cd_media_state = media_status[header[2] & 3]; | |
641 | ||
642 | /* fresh DVD-RW in restricted overwite mode reports itself as | |
643 | * "appendable"; change it to "blank" to make it consistent with what | |
644 | * gets reported after blanking, and what userspace expects */ | |
645 | if (cd_media_dvd_rw_ro && (header[2] & 3) == 1) | |
646 | cd_media_state = media_status[0]; | |
647 | ||
648 | /* DVD+RW discs (and DVD-RW in restricted mode) once formatted are | |
649 | * always "complete", DVD-RAM are "other" or "complete" if the disc is | |
650 | * write protected; we need to check the contents if it is blank */ | |
651 | if ((cd_media_dvd_rw_ro || cd_media_dvd_plus_rw || cd_media_dvd_plus_rw_dl || cd_media_dvd_ram) && (header[2] & 3) > 1) { | |
652 | unsigned char buffer[32 * 2048]; | |
653 | unsigned char result, len; | |
654 | int block, offset; | |
655 | ||
656 | if (cd_media_dvd_ram) { | |
657 | /* a write protected dvd-ram may report "complete" status */ | |
658 | ||
659 | unsigned char dvdstruct[8]; | |
660 | unsigned char format[12]; | |
661 | ||
662 | scsi_cmd_init(udev, &sc); | |
663 | scsi_cmd_set(udev, &sc, 0, 0xAD); | |
664 | scsi_cmd_set(udev, &sc, 7, 0xC0); | |
665 | scsi_cmd_set(udev, &sc, 9, sizeof(dvdstruct)); | |
666 | scsi_cmd_set(udev, &sc, 11, 0); | |
667 | err = scsi_cmd_run(udev, &sc, fd, dvdstruct, sizeof(dvdstruct)); | |
668 | if ((err != 0)) { | |
669 | info_scsi_cmd_err(udev, "READ DVD STRUCTURE", err); | |
670 | return -1; | |
671 | } | |
672 | if (dvdstruct[4] & 0x02) { | |
673 | cd_media_state = media_status[2]; | |
60f067b4 | 674 | log_debug("write-protected DVD-RAM media inserted"); |
663996b3 MS |
675 | goto determined; |
676 | } | |
677 | ||
678 | /* let's make sure we don't try to read unformatted media */ | |
679 | scsi_cmd_init(udev, &sc); | |
680 | scsi_cmd_set(udev, &sc, 0, 0x23); | |
681 | scsi_cmd_set(udev, &sc, 8, sizeof(format)); | |
682 | scsi_cmd_set(udev, &sc, 9, 0); | |
683 | err = scsi_cmd_run(udev, &sc, fd, format, sizeof(format)); | |
684 | if ((err != 0)) { | |
685 | info_scsi_cmd_err(udev, "READ DVD FORMAT CAPACITIES", err); | |
686 | return -1; | |
687 | } | |
688 | ||
689 | len = format[3]; | |
690 | if (len & 7 || len < 16) { | |
60f067b4 | 691 | log_debug("invalid format capacities length"); |
663996b3 MS |
692 | return -1; |
693 | } | |
694 | ||
695 | switch(format[8] & 3) { | |
696 | case 1: | |
60f067b4 | 697 | log_debug("unformatted DVD-RAM media inserted"); |
663996b3 MS |
698 | /* This means that last format was interrupted |
699 | * or failed, blank dvd-ram discs are factory | |
700 | * formatted. Take no action here as it takes | |
701 | * quite a while to reformat a dvd-ram and it's | |
702 | * not automatically started */ | |
703 | goto determined; | |
704 | ||
705 | case 2: | |
60f067b4 | 706 | log_debug("formatted DVD-RAM media inserted"); |
663996b3 MS |
707 | break; |
708 | ||
709 | case 3: | |
710 | cd_media = 0; //return no media | |
60f067b4 | 711 | log_debug("format capacities returned no media"); |
663996b3 MS |
712 | return -1; |
713 | } | |
714 | } | |
715 | ||
716 | /* Take a closer look at formatted media (unformatted DVD+RW | |
717 | * has "blank" status", DVD-RAM was examined earlier) and check | |
718 | * for ISO and UDF PVDs or a fs superblock presence and do it | |
719 | * in one ioctl (we need just sectors 0 and 16) */ | |
720 | scsi_cmd_init(udev, &sc); | |
721 | scsi_cmd_set(udev, &sc, 0, 0x28); | |
722 | scsi_cmd_set(udev, &sc, 5, 0); | |
723 | scsi_cmd_set(udev, &sc, 8, 32); | |
724 | scsi_cmd_set(udev, &sc, 9, 0); | |
725 | err = scsi_cmd_run(udev, &sc, fd, buffer, sizeof(buffer)); | |
726 | if ((err != 0)) { | |
727 | cd_media = 0; | |
728 | info_scsi_cmd_err(udev, "READ FIRST 32 BLOCKS", err); | |
729 | return -1; | |
730 | } | |
731 | ||
732 | /* if any non-zero data is found in sector 16 (iso and udf) or | |
733 | * eventually 0 (fat32 boot sector, ext2 superblock, etc), disc | |
734 | * is assumed non-blank */ | |
735 | result = 0; | |
736 | ||
737 | for (block = 32768; block >= 0 && !result; block -= 32768) { | |
738 | offset = block; | |
739 | while (offset < (block + 2048) && !result) { | |
740 | result = buffer [offset]; | |
741 | offset++; | |
742 | } | |
743 | } | |
744 | ||
745 | if (!result) { | |
746 | cd_media_state = media_status[0]; | |
60f067b4 | 747 | log_debug("no data in blocks 0 or 16, assuming blank"); |
663996b3 | 748 | } else { |
60f067b4 | 749 | log_debug("data in blocks 0 or 16, assuming complete"); |
663996b3 MS |
750 | } |
751 | } | |
752 | ||
753 | determined: | |
754 | /* "other" is e. g. DVD-RAM, can't append sessions there; DVDs in | |
755 | * restricted overwrite mode can never append, only in sequential mode */ | |
756 | if ((header[2] & 3) < 2 && !cd_media_dvd_rw_ro) | |
757 | cd_media_session_next = header[10] << 8 | header[5]; | |
758 | cd_media_session_count = header[9] << 8 | header[4]; | |
759 | cd_media_track_count = header[11] << 8 | header[6]; | |
760 | ||
761 | return 0; | |
762 | } | |
763 | ||
764 | static int cd_media_toc(struct udev *udev, int fd) | |
765 | { | |
766 | struct scsi_cmd sc; | |
767 | unsigned char header[12]; | |
768 | unsigned char toc[65536]; | |
769 | unsigned int len, i, num_tracks; | |
770 | unsigned char *p; | |
771 | int err; | |
772 | ||
773 | scsi_cmd_init(udev, &sc); | |
774 | scsi_cmd_set(udev, &sc, 0, 0x43); | |
775 | scsi_cmd_set(udev, &sc, 6, 1); | |
776 | scsi_cmd_set(udev, &sc, 8, sizeof(header) & 0xff); | |
777 | scsi_cmd_set(udev, &sc, 9, 0); | |
778 | err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header)); | |
779 | if ((err != 0)) { | |
780 | info_scsi_cmd_err(udev, "READ TOC", err); | |
781 | return -1; | |
782 | } | |
783 | ||
784 | len = (header[0] << 8 | header[1]) + 2; | |
60f067b4 | 785 | log_debug("READ TOC: len: %d, start track: %d, end track: %d", len, header[2], header[3]); |
663996b3 MS |
786 | if (len > sizeof(toc)) |
787 | return -1; | |
788 | if (len < 2) | |
789 | return -1; | |
790 | /* 2: first track, 3: last track */ | |
791 | num_tracks = header[3] - header[2] + 1; | |
792 | ||
793 | /* empty media has no tracks */ | |
794 | if (len < 8) | |
795 | return 0; | |
796 | ||
797 | scsi_cmd_init(udev, &sc); | |
798 | scsi_cmd_set(udev, &sc, 0, 0x43); | |
799 | scsi_cmd_set(udev, &sc, 6, header[2]); /* First Track/Session Number */ | |
800 | scsi_cmd_set(udev, &sc, 7, (len >> 8) & 0xff); | |
801 | scsi_cmd_set(udev, &sc, 8, len & 0xff); | |
802 | scsi_cmd_set(udev, &sc, 9, 0); | |
803 | err = scsi_cmd_run(udev, &sc, fd, toc, len); | |
804 | if ((err != 0)) { | |
805 | info_scsi_cmd_err(udev, "READ TOC (tracks)", err); | |
806 | return -1; | |
807 | } | |
808 | ||
809 | /* Take care to not iterate beyond the last valid track as specified in | |
810 | * the TOC, but also avoid going beyond the TOC length, just in case | |
811 | * the last track number is invalidly large */ | |
812 | for (p = toc+4, i = 4; i < len-8 && num_tracks > 0; i += 8, p += 8, --num_tracks) { | |
813 | unsigned int block; | |
814 | unsigned int is_data_track; | |
815 | ||
816 | is_data_track = (p[1] & 0x04) != 0; | |
817 | ||
818 | block = p[4] << 24 | p[5] << 16 | p[6] << 8 | p[7]; | |
60f067b4 | 819 | log_debug("track=%u info=0x%x(%s) start_block=%u", |
663996b3 MS |
820 | p[2], p[1] & 0x0f, is_data_track ? "data":"audio", block); |
821 | ||
822 | if (is_data_track) | |
823 | cd_media_track_count_data++; | |
824 | else | |
825 | cd_media_track_count_audio++; | |
826 | } | |
827 | ||
828 | scsi_cmd_init(udev, &sc); | |
829 | scsi_cmd_set(udev, &sc, 0, 0x43); | |
830 | scsi_cmd_set(udev, &sc, 2, 1); /* Session Info */ | |
831 | scsi_cmd_set(udev, &sc, 8, sizeof(header)); | |
832 | scsi_cmd_set(udev, &sc, 9, 0); | |
833 | err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header)); | |
834 | if ((err != 0)) { | |
835 | info_scsi_cmd_err(udev, "READ TOC (multi session)", err); | |
836 | return -1; | |
837 | } | |
838 | len = header[4+4] << 24 | header[4+5] << 16 | header[4+6] << 8 | header[4+7]; | |
60f067b4 | 839 | log_debug("last track %u starts at block %u", header[4+2], len); |
663996b3 MS |
840 | cd_media_session_last_offset = (unsigned long long int)len * 2048; |
841 | return 0; | |
842 | } | |
843 | ||
844 | int main(int argc, char *argv[]) | |
845 | { | |
846 | struct udev *udev; | |
847 | static const struct option options[] = { | |
848 | { "lock-media", no_argument, NULL, 'l' }, | |
849 | { "unlock-media", no_argument, NULL, 'u' }, | |
850 | { "eject-media", no_argument, NULL, 'e' }, | |
851 | { "debug", no_argument, NULL, 'd' }, | |
852 | { "help", no_argument, NULL, 'h' }, | |
853 | {} | |
854 | }; | |
855 | bool eject = false; | |
856 | bool lock = false; | |
857 | bool unlock = false; | |
858 | const char *node = NULL; | |
859 | int fd = -1; | |
860 | int cnt; | |
861 | int rc = 0; | |
862 | ||
5eef597e MP |
863 | log_parse_environment(); |
864 | log_open(); | |
865 | ||
663996b3 MS |
866 | udev = udev_new(); |
867 | if (udev == NULL) | |
868 | goto exit; | |
869 | ||
663996b3 MS |
870 | while (1) { |
871 | int option; | |
872 | ||
873 | option = getopt_long(argc, argv, "deluh", options, NULL); | |
874 | if (option == -1) | |
875 | break; | |
876 | ||
877 | switch (option) { | |
878 | case 'l': | |
879 | lock = true; | |
880 | break; | |
881 | case 'u': | |
882 | unlock = true; | |
883 | break; | |
884 | case 'e': | |
885 | eject = true; | |
886 | break; | |
887 | case 'd': | |
5eef597e | 888 | log_set_target(LOG_TARGET_CONSOLE); |
663996b3 | 889 | log_set_max_level(LOG_DEBUG); |
5eef597e | 890 | log_open(); |
663996b3 MS |
891 | break; |
892 | case 'h': | |
893 | printf("Usage: cdrom_id [options] <device>\n" | |
e735f4d4 MP |
894 | " -l,--lock-media lock the media (to enable eject request events)\n" |
895 | " -u,--unlock-media unlock the media\n" | |
896 | " -e,--eject-media eject the media\n" | |
897 | " -d,--debug debug to stderr\n" | |
898 | " -h,--help print this help text\n\n"); | |
663996b3 MS |
899 | goto exit; |
900 | default: | |
901 | rc = 1; | |
902 | goto exit; | |
903 | } | |
904 | } | |
905 | ||
906 | node = argv[optind]; | |
907 | if (!node) { | |
60f067b4 | 908 | log_error("no device"); |
663996b3 MS |
909 | fprintf(stderr, "no device\n"); |
910 | rc = 1; | |
911 | goto exit; | |
912 | } | |
913 | ||
f47781d8 | 914 | initialize_srand(); |
663996b3 MS |
915 | for (cnt = 20; cnt > 0; cnt--) { |
916 | struct timespec duration; | |
917 | ||
60f067b4 | 918 | fd = open(node, O_RDONLY|O_NONBLOCK|O_CLOEXEC|(is_mounted(node) ? 0 : O_EXCL)); |
663996b3 MS |
919 | if (fd >= 0 || errno != EBUSY) |
920 | break; | |
921 | duration.tv_sec = 0; | |
922 | duration.tv_nsec = (100 * 1000 * 1000) + (rand() % 100 * 1000 * 1000); | |
923 | nanosleep(&duration, NULL); | |
924 | } | |
925 | if (fd < 0) { | |
60f067b4 | 926 | log_debug("unable to open '%s'", node); |
663996b3 MS |
927 | fprintf(stderr, "unable to open '%s'\n", node); |
928 | rc = 1; | |
929 | goto exit; | |
930 | } | |
60f067b4 | 931 | log_debug("probing: '%s'", node); |
663996b3 MS |
932 | |
933 | /* same data as original cdrom_id */ | |
934 | if (cd_capability_compat(udev, fd) < 0) { | |
935 | rc = 1; | |
936 | goto exit; | |
937 | } | |
938 | ||
939 | /* check for media - don't bail if there's no media as we still need to | |
940 | * to read profiles */ | |
941 | cd_media_compat(udev, fd); | |
942 | ||
943 | /* check if drive talks MMC */ | |
944 | if (cd_inquiry(udev, fd) < 0) | |
945 | goto work; | |
946 | ||
947 | /* read drive and possibly current profile */ | |
948 | if (cd_profiles(udev, fd) != 0) | |
949 | goto work; | |
950 | ||
951 | /* at this point we are guaranteed to have media in the drive - find out more about it */ | |
952 | ||
953 | /* get session/track info */ | |
954 | cd_media_toc(udev, fd); | |
955 | ||
956 | /* get writable media state */ | |
957 | cd_media_info(udev, fd); | |
958 | ||
959 | work: | |
960 | /* lock the media, so we enable eject button events */ | |
961 | if (lock && cd_media) { | |
60f067b4 | 962 | log_debug("PREVENT_ALLOW_MEDIUM_REMOVAL (lock)"); |
663996b3 MS |
963 | media_lock(udev, fd, true); |
964 | } | |
965 | ||
966 | if (unlock && cd_media) { | |
60f067b4 | 967 | log_debug("PREVENT_ALLOW_MEDIUM_REMOVAL (unlock)"); |
663996b3 MS |
968 | media_lock(udev, fd, false); |
969 | } | |
970 | ||
971 | if (eject) { | |
60f067b4 | 972 | log_debug("PREVENT_ALLOW_MEDIUM_REMOVAL (unlock)"); |
663996b3 | 973 | media_lock(udev, fd, false); |
60f067b4 | 974 | log_debug("START_STOP_UNIT (eject)"); |
663996b3 MS |
975 | media_eject(udev, fd); |
976 | } | |
977 | ||
978 | printf("ID_CDROM=1\n"); | |
979 | if (cd_cd_rom) | |
980 | printf("ID_CDROM_CD=1\n"); | |
981 | if (cd_cd_r) | |
982 | printf("ID_CDROM_CD_R=1\n"); | |
983 | if (cd_cd_rw) | |
984 | printf("ID_CDROM_CD_RW=1\n"); | |
985 | if (cd_dvd_rom) | |
986 | printf("ID_CDROM_DVD=1\n"); | |
987 | if (cd_dvd_r) | |
988 | printf("ID_CDROM_DVD_R=1\n"); | |
989 | if (cd_dvd_rw) | |
990 | printf("ID_CDROM_DVD_RW=1\n"); | |
991 | if (cd_dvd_ram) | |
992 | printf("ID_CDROM_DVD_RAM=1\n"); | |
993 | if (cd_dvd_plus_r) | |
994 | printf("ID_CDROM_DVD_PLUS_R=1\n"); | |
995 | if (cd_dvd_plus_rw) | |
996 | printf("ID_CDROM_DVD_PLUS_RW=1\n"); | |
997 | if (cd_dvd_plus_r_dl) | |
998 | printf("ID_CDROM_DVD_PLUS_R_DL=1\n"); | |
999 | if (cd_dvd_plus_rw_dl) | |
1000 | printf("ID_CDROM_DVD_PLUS_RW_DL=1\n"); | |
1001 | if (cd_bd) | |
1002 | printf("ID_CDROM_BD=1\n"); | |
1003 | if (cd_bd_r) | |
1004 | printf("ID_CDROM_BD_R=1\n"); | |
1005 | if (cd_bd_re) | |
1006 | printf("ID_CDROM_BD_RE=1\n"); | |
1007 | if (cd_hddvd) | |
1008 | printf("ID_CDROM_HDDVD=1\n"); | |
1009 | if (cd_hddvd_r) | |
1010 | printf("ID_CDROM_HDDVD_R=1\n"); | |
1011 | if (cd_hddvd_rw) | |
1012 | printf("ID_CDROM_HDDVD_RW=1\n"); | |
1013 | if (cd_mo) | |
1014 | printf("ID_CDROM_MO=1\n"); | |
1015 | if (cd_mrw) | |
1016 | printf("ID_CDROM_MRW=1\n"); | |
1017 | if (cd_mrw_w) | |
1018 | printf("ID_CDROM_MRW_W=1\n"); | |
1019 | ||
1020 | if (cd_media) | |
1021 | printf("ID_CDROM_MEDIA=1\n"); | |
1022 | if (cd_media_mo) | |
1023 | printf("ID_CDROM_MEDIA_MO=1\n"); | |
1024 | if (cd_media_mrw) | |
1025 | printf("ID_CDROM_MEDIA_MRW=1\n"); | |
1026 | if (cd_media_mrw_w) | |
1027 | printf("ID_CDROM_MEDIA_MRW_W=1\n"); | |
1028 | if (cd_media_cd_rom) | |
1029 | printf("ID_CDROM_MEDIA_CD=1\n"); | |
1030 | if (cd_media_cd_r) | |
1031 | printf("ID_CDROM_MEDIA_CD_R=1\n"); | |
1032 | if (cd_media_cd_rw) | |
1033 | printf("ID_CDROM_MEDIA_CD_RW=1\n"); | |
1034 | if (cd_media_dvd_rom) | |
1035 | printf("ID_CDROM_MEDIA_DVD=1\n"); | |
1036 | if (cd_media_dvd_r) | |
1037 | printf("ID_CDROM_MEDIA_DVD_R=1\n"); | |
1038 | if (cd_media_dvd_ram) | |
1039 | printf("ID_CDROM_MEDIA_DVD_RAM=1\n"); | |
1040 | if (cd_media_dvd_rw) | |
1041 | printf("ID_CDROM_MEDIA_DVD_RW=1\n"); | |
1042 | if (cd_media_dvd_plus_r) | |
1043 | printf("ID_CDROM_MEDIA_DVD_PLUS_R=1\n"); | |
1044 | if (cd_media_dvd_plus_rw) | |
1045 | printf("ID_CDROM_MEDIA_DVD_PLUS_RW=1\n"); | |
1046 | if (cd_media_dvd_plus_rw_dl) | |
1047 | printf("ID_CDROM_MEDIA_DVD_PLUS_RW_DL=1\n"); | |
1048 | if (cd_media_dvd_plus_r_dl) | |
1049 | printf("ID_CDROM_MEDIA_DVD_PLUS_R_DL=1\n"); | |
1050 | if (cd_media_bd) | |
1051 | printf("ID_CDROM_MEDIA_BD=1\n"); | |
1052 | if (cd_media_bd_r) | |
1053 | printf("ID_CDROM_MEDIA_BD_R=1\n"); | |
1054 | if (cd_media_bd_re) | |
1055 | printf("ID_CDROM_MEDIA_BD_RE=1\n"); | |
1056 | if (cd_media_hddvd) | |
1057 | printf("ID_CDROM_MEDIA_HDDVD=1\n"); | |
1058 | if (cd_media_hddvd_r) | |
1059 | printf("ID_CDROM_MEDIA_HDDVD_R=1\n"); | |
1060 | if (cd_media_hddvd_rw) | |
1061 | printf("ID_CDROM_MEDIA_HDDVD_RW=1\n"); | |
1062 | ||
1063 | if (cd_media_state != NULL) | |
1064 | printf("ID_CDROM_MEDIA_STATE=%s\n", cd_media_state); | |
1065 | if (cd_media_session_next > 0) | |
e735f4d4 | 1066 | printf("ID_CDROM_MEDIA_SESSION_NEXT=%u\n", cd_media_session_next); |
663996b3 | 1067 | if (cd_media_session_count > 0) |
e735f4d4 | 1068 | printf("ID_CDROM_MEDIA_SESSION_COUNT=%u\n", cd_media_session_count); |
663996b3 MS |
1069 | if (cd_media_session_count > 1 && cd_media_session_last_offset > 0) |
1070 | printf("ID_CDROM_MEDIA_SESSION_LAST_OFFSET=%llu\n", cd_media_session_last_offset); | |
1071 | if (cd_media_track_count > 0) | |
e735f4d4 | 1072 | printf("ID_CDROM_MEDIA_TRACK_COUNT=%u\n", cd_media_track_count); |
663996b3 | 1073 | if (cd_media_track_count_audio > 0) |
e735f4d4 | 1074 | printf("ID_CDROM_MEDIA_TRACK_COUNT_AUDIO=%u\n", cd_media_track_count_audio); |
663996b3 | 1075 | if (cd_media_track_count_data > 0) |
e735f4d4 | 1076 | printf("ID_CDROM_MEDIA_TRACK_COUNT_DATA=%u\n", cd_media_track_count_data); |
663996b3 MS |
1077 | exit: |
1078 | if (fd >= 0) | |
1079 | close(fd); | |
1080 | udev_unref(udev); | |
1081 | log_close(); | |
1082 | return rc; | |
1083 | } |