extras/cdrom_id/cdrom_id.c

   1 /*
   2  * cdrom_id - optical drive and media information prober
   3  *
   4  * Copyright (C) 2008 Kay Sievers <kay.sievers@vrfy.org>
   5  *
   6  *      This program is free software; you can redistribute it and/or modify it
   7  *      under the terms of the GNU General Public License as published by the
   8  *      Free Software Foundation version 2 of the License.
   9  *
  10  *      This program is distributed in the hope that it will be useful, but
  11  *      WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  *      General Public License for more details.
  14  *
  15  *      You should have received a copy of the GNU General Public License along
  16  *      with this program; if not, write to the Free Software Foundation, Inc.,
  17  *      675 Mass Ave, Cambridge, MA 02139, USA.
  18  *
  19  */
  20
  21 #ifndef _GNU_SOURCE
  22 #define _GNU_SOURCE 1
  23 #endif
  24
  25 #include <stdio.h>
  26 #include <stddef.h>
  27 #include <stdlib.h>
  28 #include <unistd.h>
  29 #include <string.h>
  30 #include <limits.h>
  31 #include <fcntl.h>
  32 #include <errno.h>
  33 #include <getopt.h>
  34 #include <scsi/sg.h>
  35 #include <sys/types.h>
  36 #include <sys/stat.h>
  37 #include <sys/time.h>
  38 #include <sys/ioctl.h>
  39 #include <linux/cdrom.h>
  40
  41 #include "../../udev/udev.h"
  42
  43 #ifndef ARRAY_SIZE
  44 #define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
  45 #endif
  46
  47 static int debug;
  48
  49 static void log_fn(struct udev *udev, int priority,
  50                    const char *file, int line, const char *fn,
  51                    const char *format, va_list args)
  52 {
  53         if (debug) {
  54                 fprintf(stderr, "%s: ", fn);
  55                 vfprintf(stderr, format, args);
  56         } else {
  57                 vsyslog(priority, format, args);
  58         }
  59 }
  60
  61 /* device info */
  62 static unsigned int cd_cd_rom;
  63 static unsigned int cd_cd_r;
  64 static unsigned int cd_cd_rw;
  65 static unsigned int cd_dvd_rom;
  66 static unsigned int cd_dvd_r;
  67 static unsigned int cd_dvd_rw;
  68 static unsigned int cd_dvd_ram;
  69 static unsigned int cd_dvd_plus_r;
  70 static unsigned int cd_dvd_plus_rw;
  71 static unsigned int cd_dvd_plus_r_dl;
  72 static unsigned int cd_dvd_plus_rw_dl;
  73 static unsigned int cd_bd;
  74 static unsigned int cd_bd_r;
  75 static unsigned int cd_bd_re;
  76 static unsigned int cd_hddvd;
  77 static unsigned int cd_hddvd_r;
  78 static unsigned int cd_hddvd_rw;
  79 static unsigned int cd_mo;
  80 static unsigned int cd_mrw;
  81 static unsigned int cd_mrw_w;
  82
  83 /* media info */
  84 static unsigned int cd_media_cd_rom;
  85 static unsigned int cd_media_cd_r;
  86 static unsigned int cd_media_cd_rw;
  87 static unsigned int cd_media_dvd_rom;
  88 static unsigned int cd_media_dvd_r;
  89 static unsigned int cd_media_dvd_rw;
  90 static unsigned int cd_media_dvd_ram;
  91 static unsigned int cd_media_dvd_plus_r;
  92 static unsigned int cd_media_dvd_plus_rw;
  93 static unsigned int cd_media_dvd_plus_r_dl;
  94 static unsigned int cd_media_dvd_plus_rw_dl;
  95 static unsigned int cd_media_bd;
  96 static unsigned int cd_media_bd_r;
  97 static unsigned int cd_media_bd_re;
  98 static unsigned int cd_media_hddvd;
  99 static unsigned int cd_media_hddvd_r;
 100 static unsigned int cd_media_hddvd_rw;
 101 static unsigned int cd_media_mo;
 102 static unsigned int cd_media_mrw;
 103 static unsigned int cd_media_mrw_w;
 104
 105 static const char *cd_media_state;
 106 static unsigned int cd_media_session_next;
 107 static unsigned int cd_media_session_count;
 108 static unsigned int cd_media_track_count;
 109 static unsigned int cd_media_track_count_data;
 110 static unsigned int cd_media_track_count_audio;
 111 static unsigned long long int cd_media_session_last_offset;
 112
 113 #define ERRCODE(s)      ((((s)[2] & 0x0F) << 16) | ((s)[12] << 8) | ((s)[13]))
 114 #define SK(errcode)     (((errcode) >> 16) & 0xF)
 115 #define ASC(errcode)    (((errcode) >> 8) & 0xFF)
 116 #define ASCQ(errcode)   ((errcode) & 0xFF)
 117
 118 static void info_scsi_cmd_err(struct udev *udev, char *cmd, int err)
 119 {
 120         if (err == -1) {
 121                 info(udev, "%s failed\n", cmd);
 122                 return;
 123         }
 124         info(udev, "%s failed with SK=%Xh/ASC=%02Xh/ACQ=%02Xh\n", cmd, SK(err), ASC(err), ASCQ(err));
 125 }
 126
 127 struct scsi_cmd {
 128         struct cdrom_generic_command cgc;
 129         union {
 130                 struct request_sense s;
 131                 unsigned char u[18];
 132         } _sense;
 133         struct sg_io_hdr sg_io;
 134 };
 135
 136 static void scsi_cmd_set(struct udev *udev, struct scsi_cmd *cmd, size_t i, int arg)
 137 {
 138         if (i == 0) {
 139                 memset(cmd, 0x00, sizeof(struct scsi_cmd));
 140                 cmd->cgc.quiet = 1;
 141                 cmd->cgc.sense = &cmd->_sense.s;
 142                 memset(&cmd->sg_io, 0, sizeof(cmd->sg_io));
 143                 cmd->sg_io.interface_id = 'S';
 144                 cmd->sg_io.mx_sb_len = sizeof(cmd->_sense);
 145                 cmd->sg_io.cmdp = cmd->cgc.cmd;
 146                 cmd->sg_io.sbp = cmd->_sense.u;
 147                 cmd->sg_io.flags = SG_FLAG_LUN_INHIBIT | SG_FLAG_DIRECT_IO;
 148         }
 149         cmd->sg_io.cmd_len = i + 1;
 150         cmd->cgc.cmd[i] = arg;
 151 }
 152
 153 #define CHECK_CONDITION 0x01
 154
 155 static int scsi_cmd_run(struct udev *udev, struct scsi_cmd *cmd, int fd, unsigned char *buf, size_t bufsize)
 156 {
 157         int ret = 0;
 158
 159         cmd->sg_io.dxferp = buf;
 160         cmd->sg_io.dxfer_len = bufsize;
 161         cmd->sg_io.dxfer_direction = SG_DXFER_FROM_DEV;
 162         if (ioctl(fd, SG_IO, &cmd->sg_io))
 163                 return -1;
 164
 165         if ((cmd->sg_io.info & SG_INFO_OK_MASK) != SG_INFO_OK) {
 166                 errno = EIO;
 167                 ret = -1;
 168                 if (cmd->sg_io.masked_status & CHECK_CONDITION) {
 169                         ret = ERRCODE(cmd->_sense.u);
 170                         if (ret == 0)
 171                                 ret = -1;
 172                 }
 173         }
 174         return ret;
 175 }
 176
 177 static int cd_capability_compat(struct udev *udev, int fd)
 178 {
 179         int capabilty;
 180
 181         capabilty = ioctl(fd, CDROM_GET_CAPABILITY, NULL);
 182         if (capabilty < 0) {
 183                 info(udev, "CDROM_GET_CAPABILITY failed\n");
 184                 return -1;
 185         }
 186
 187         if (capabilty & CDC_CD_R)
 188                 cd_cd_r = 1;
 189         if (capabilty & CDC_CD_RW)
 190                 cd_cd_rw = 1;
 191         if (capabilty & CDC_DVD)
 192                 cd_dvd_rom = 1;
 193         if (capabilty & CDC_DVD_R)
 194                 cd_dvd_r = 1;
 195         if (capabilty & CDC_DVD_RAM)
 196                 cd_dvd_ram = 1;
 197         if (capabilty & CDC_MRW)
 198                 cd_mrw = 1;
 199         if (capabilty & CDC_MRW_W)
 200                 cd_mrw_w = 1;
 201         return 0;
 202 }
 203
 204 static int cd_inquiry(struct udev *udev, int fd) {
 205         struct scsi_cmd sc;
 206         unsigned char inq[128];
 207         int err;
 208
 209         scsi_cmd_set(udev, &sc, 0, 0x12);
 210         scsi_cmd_set(udev, &sc, 4, 36);
 211         scsi_cmd_set(udev, &sc, 5, 0);
 212         err = scsi_cmd_run(udev, &sc, fd, inq, 36);
 213         if ((err < 0)) {
 214                 info_scsi_cmd_err(udev, "INQUIRY", err);
 215                 return -1;
 216         }
 217
 218         if ((inq[0] & 0x1F) != 5) {
 219                 info(udev, "not an MMC unit\n");
 220                 return -1;
 221         }
 222
 223         info(udev, "INQUIRY: [%.8s][%.16s][%.4s]\n", inq + 8, inq + 16, inq + 32);
 224         return 0;
 225 }
 226
 227 static int cd_profiles(struct udev *udev, int fd)
 228 {
 229         struct scsi_cmd sc;
 230         unsigned char header[8];
 231         unsigned char profiles[512];
 232         unsigned int cur_profile;
 233         unsigned int len;
 234         unsigned int i;
 235         int err;
 236
 237         scsi_cmd_set(udev, &sc, 0, 0x46);
 238         scsi_cmd_set(udev, &sc, 1, 0);
 239         scsi_cmd_set(udev, &sc, 8, sizeof(header));
 240         scsi_cmd_set(udev, &sc, 9, 0);
 241         err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
 242         if ((err < 0)) {
 243                 info_scsi_cmd_err(udev, "GET CONFIGURATION", err);
 244                 return -1;
 245         }
 246
 247         len = 4 + (header[0] << 24 | header[1] << 16 | header[2] << 8 | header[3]);
 248         info(udev, "GET CONFIGURATION: number of profiles %i\n", len);
 249         if (len > sizeof(profiles)) {
 250                 info(udev, "invalid number of profiles\n");
 251                 return -1;
 252         }
 253
 254         scsi_cmd_set(udev, &sc, 0, 0x46);
 255         scsi_cmd_set(udev, &sc, 1, 1);
 256         scsi_cmd_set(udev, &sc, 6, len >> 16);
 257         scsi_cmd_set(udev, &sc, 7, len >> 8);
 258         scsi_cmd_set(udev, &sc, 8, len);
 259         scsi_cmd_set(udev, &sc, 9, 0);
 260         err = scsi_cmd_run(udev, &sc, fd, profiles, len);
 261         if ((err < 0)) {
 262                 info_scsi_cmd_err(udev, "GET CONFIGURATION", err);
 263                 return -1;
 264         }
 265
 266         /* device profiles */
 267         for (i = 12; i < profiles[11]; i += 4) {
 268                 unsigned int profile = (profiles[i] << 8 | profiles[i + 1]);
 269                 if (profile == 0)
 270                         continue;
 271                 info(udev, "profile 0x%02x\n", profile);
 272
 273                 switch (profile) {
 274                 case 0x03:
 275                 case 0x04:
 276                 case 0x05:
 277                         cd_mo = 1;
 278                 break;
 279                 case 0x10:
 280                         cd_dvd_rom = 1;
 281                         break;
 282                 case 0x12:
 283                         cd_dvd_ram = 1;
 284                         break;
 285                 case 0x13:
 286                 case 0x14:
 287                         cd_dvd_rw = 1;
 288                         break;
 289                 case 0x1B:
 290                         cd_dvd_plus_r = 1;
 291                         break;
 292                 case 0x1A:
 293                         cd_dvd_plus_rw = 1;
 294                         break;
 295                 case 0x2A:
 296                         cd_dvd_plus_rw_dl = 1;
 297                         break;
 298                 case 0x2B:
 299                         cd_dvd_plus_r_dl = 1;
 300                         break;
 301                 case 0x40:
 302                         cd_bd = 1;
 303                         break;
 304                 case 0x41:
 305                 case 0x42:
 306                         cd_bd_r = 1;
 307                         break;
 308                 case 0x43:
 309                         cd_bd_re = 1;
 310                         break;
 311                 case 0x50:
 312                         cd_hddvd = 1;
 313                         break;
 314                 case 0x51:
 315                         cd_hddvd_r = 1;
 316                         break;
 317                 case 0x52:
 318                         cd_hddvd_rw = 1;
 319                         break;
 320                 default:
 321                         break;
 322                 }
 323         }
 324
 325         /* current media profile */
 326         cur_profile = header[6] << 8 | header[7];
 327         info(udev, "current profile 0x%02x\n", cur_profile);
 328         if (cur_profile == 0) {
 329                 info(udev, "no current profile, assuming no media\n");
 330                 return -1;
 331         }
 332
 333         switch (cur_profile) {
 334         case 0x03:
 335         case 0x04:
 336         case 0x05:
 337                 cd_media_mo = 1;
 338                 break;
 339         case 0x08:
 340                 cd_media_cd_rom = 1;
 341                 break;
 342         case 0x09:
 343                 cd_media_cd_r = 1;
 344                 break;
 345         case 0x0a:
 346                 cd_media_cd_rw = 1;
 347                 break;
 348         case 0x10:
 349                 cd_media_dvd_rom = 1;
 350                 break;
 351         case 0x11:
 352                 cd_media_dvd_r = 1;
 353                 break;
 354         case 0x12:
 355                 cd_media_dvd_ram = 1;
 356                 break;
 357         case 0x13:
 358         case 0x14:
 359                 cd_media_dvd_rw = 1;
 360                 break;
 361         case 0x1B:
 362                 cd_media_dvd_plus_r = 1;
 363                 break;
 364         case 0x1A:
 365                 cd_media_dvd_plus_rw = 1;
 366                 break;
 367         case 0x2A:
 368                 cd_media_dvd_plus_rw_dl = 1;
 369                 break;
 370         case 0x2B:
 371                 cd_media_dvd_plus_r_dl = 1;
 372                 break;
 373         case 0x40:
 374                 cd_media_bd = 1;
 375                 break;
 376         case 0x41:
 377         case 0x42:
 378                 cd_media_bd_r = 1;
 379                 break;
 380         case 0x43:
 381                 cd_media_bd_re = 1;
 382                 break;
 383         case 0x50:
 384                 cd_media_hddvd = 1;
 385                 break;
 386         case 0x51:
 387                 cd_media_hddvd_r = 1;
 388                 break;
 389         case 0x52:
 390                 cd_media_hddvd_rw = 1;
 391                 break;
 392         default:
 393                 break;
 394         }
 395         return 0;
 396 }
 397
 398 static int cd_media_info(struct udev *udev, int fd)
 399 {
 400         struct scsi_cmd sc;
 401         unsigned char header[32];
 402         static const char *media_status[] = {
 403                 "blank",
 404                 "appendable",
 405                 "complete",
 406                 "other"
 407         };
 408         int err;
 409
 410         scsi_cmd_set(udev, &sc, 0, 0x51);
 411         scsi_cmd_set(udev, &sc, 8, sizeof(header));
 412         scsi_cmd_set(udev, &sc, 9, 0);
 413         err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
 414         if ((err < 0)) {
 415                 info_scsi_cmd_err(udev, "READ DISC INFORMATION", err);
 416                 return -1;
 417         };
 418
 419         info(udev, "disk type %02x\n", header[8]);
 420
 421         if ((header[2] & 3) < 4)
 422                 cd_media_state = media_status[header[2] & 3];
 423         if ((header[2] & 3) != 2)
 424                 cd_media_session_next = header[10] << 8 | header[5];
 425         cd_media_session_count = header[9] << 8 | header[4];
 426         cd_media_track_count = header[11] << 8 | header[6];
 427
 428         return 0;
 429 }
 430
 431 static int cd_media_toc(struct udev *udev, int fd)
 432 {
 433         struct scsi_cmd sc;
 434         unsigned char header[12];
 435         unsigned char toc[2048];
 436         unsigned int len, i;
 437         unsigned char *p;
 438         int err;
 439
 440         scsi_cmd_set(udev, &sc, 0, 0x43);
 441         scsi_cmd_set(udev, &sc, 6, 1);
 442         scsi_cmd_set(udev, &sc, 8, sizeof(header));
 443         scsi_cmd_set(udev, &sc, 9, 0);
 444         err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
 445         if ((err < 0)) {
 446                 info_scsi_cmd_err(udev, "READ TOC", err);
 447                 return -1;
 448         }
 449
 450         len = (header[0] << 8 | header[1]) + 2;
 451         info(udev, "READ TOC: len: %d\n", len);
 452         if (len > sizeof(toc))
 453                 return -1;
 454         if (len < 2)
 455                 return -1;
 456
 457         /* empty media has no tracks */
 458         if (len < 8)
 459                 return 0;
 460
 461         scsi_cmd_set(udev, &sc, 0, 0x43);
 462         scsi_cmd_set(udev, &sc, 6, header[2]); /* First Track/Session Number */
 463         scsi_cmd_set(udev, &sc, 7, len >> 8);
 464         scsi_cmd_set(udev, &sc, 8, len);
 465         scsi_cmd_set(udev, &sc, 9, 0);
 466         err = scsi_cmd_run(udev, &sc, fd, toc, len);
 467         if ((err < 0)) {
 468                 info_scsi_cmd_err(udev, "READ TOC (tracks)", err);
 469                 return -1;
 470         }
 471
 472         for (p = toc+4, i = 4; i < len-8; i += 8, p += 8) {
 473                 unsigned int block;
 474                 unsigned int is_data_track;
 475
 476                 is_data_track = (p[1] & 0x04) != 0;
 477
 478                 block = p[4] << 24 | p[5] << 16 | p[6] << 8 | p[7];
 479                 info(udev, "track=%u info=0x%x(%s) start_block=%u\n",
 480                      p[2], p[1] & 0x0f, is_data_track ? "data":"audio", block);
 481
 482                 if (is_data_track)
 483                         cd_media_track_count_data++;
 484                 else
 485                         cd_media_track_count_audio++;
 486         }
 487
 488         scsi_cmd_set(udev, &sc, 0, 0x43);
 489         scsi_cmd_set(udev, &sc, 2, 1); /* Session Info */
 490         scsi_cmd_set(udev, &sc, 8, 12);
 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 TOC (multi session)", err);
 495                 return -1;
 496         }
 497         len = header[4+4] << 24 | header[4+5] << 16 | header[4+6] << 8 | header[4+7];
 498         info(udev, "last track %u starts at block %u\n", header[4+2], len);
 499         cd_media_session_last_offset = (unsigned long long int)len * 2048;
 500         return 0;
 501 }
 502
 503 int main(int argc, char *argv[])
 504 {
 505         struct udev *udev;
 506         static const struct option options[] = {
 507                 { "export", 0, NULL, 'x' },
 508                 { "debug", 0, NULL, 'd' },
 509                 { "help", 0, NULL, 'h' },
 510                 {}
 511         };
 512         const char *node = NULL;
 513         int export = 0;
 514         int fd = -1;
 515         int rc = 0;
 516
 517         udev = udev_new();
 518         if (udev == NULL)
 519                 goto exit;
 520
 521         logging_init("cdrom_id");
 522         udev_set_log_fn(udev, log_fn);
 523
 524         while (1) {
 525                 int option;
 526
 527                 option = getopt_long(argc, argv, "dxh", options, NULL);
 528                 if (option == -1)
 529                         break;
 530
 531                 switch (option) {
 532                 case 'd':
 533                         debug = 1;
 534                         if (udev_get_log_priority(udev) < LOG_INFO)
 535                                 udev_set_log_priority(udev, LOG_INFO);
 536                         break;
 537                 case 'x':
 538                         export = 1;
 539                         break;
 540                 case 'h':
 541                         printf("Usage: cdrom_id [options] <device>\n"
 542                                "  --export        export key/value pairs\n"
 543                                "  --debug         debug to stderr\n"
 544                                "  --help          print this help text\n\n");
 545                         goto exit;
 546                 default:
 547                         rc = 1;
 548                         goto exit;
 549                 }
 550         }
 551
 552         node = argv[optind];
 553         if (!node) {
 554                 err(udev, "no device\n");
 555                 fprintf(stderr, "no device\n");
 556                 rc = 1;
 557                 goto exit;
 558         }
 559
 560         fd = open(node, O_RDONLY | O_NONBLOCK);
 561         if (fd < 0) {
 562                 info(udev, "unable to open '%s'\n", node);
 563                 rc = 1;
 564                 goto exit;
 565         }
 566         info(udev, "probing: '%s'\n", node);
 567
 568         /* same data as original cdrom_id */
 569         if (cd_capability_compat(udev, fd) < 0) {
 570                 rc = 1;
 571                 goto exit;
 572         }
 573
 574         /* check drive */
 575         if (cd_inquiry(udev, fd) < 0) {
 576                 rc = 2;
 577                 goto exit;
 578         }
 579
 580         /* read drive and possibly current profile */
 581         if (cd_profiles(udev, fd) < 0)
 582                 goto print;
 583
 584         /* get session/track info */
 585         if (cd_media_toc(udev, fd) < 0)
 586                 goto print;
 587
 588         /* get writable media state */
 589         if (cd_media_info(udev, fd) < 0)
 590                 goto print;
 591
 592 print:
 593         printf("ID_CDROM=1\n");
 594         if (cd_cd_rom)
 595                 printf("ID_CDROM_CD=1\n");
 596         if (cd_cd_r)
 597                 printf("ID_CDROM_CD_R=1\n");
 598         if (cd_cd_rw)
 599                 printf("ID_CDROM_CD_RW=1\n");
 600         if (cd_dvd_rom)
 601                 printf("ID_CDROM_DVD=1\n");
 602         if (cd_dvd_r)
 603                 printf("ID_CDROM_DVD_R=1\n");
 604         if (cd_dvd_rw)
 605                 printf("ID_CDROM_DVD_RW=1\n");
 606         if (cd_dvd_ram)
 607                 printf("ID_CDROM_DVD_RAM=1\n");
 608         if (cd_dvd_plus_r)
 609                 printf("ID_CDROM_DVD_PLUS_R=1\n");
 610         if (cd_dvd_plus_rw)
 611                 printf("ID_CDROM_DVD_PLUS_RW=1\n");
 612         if (cd_dvd_plus_r_dl)
 613                 printf("ID_CDROM_DVD_PLUS_R_DL=1\n");
 614         if (cd_dvd_plus_rw_dl)
 615                 printf("ID_CDROM_DVD_PLUS_RW_DL=1\n");
 616         if (cd_bd)
 617                 printf("ID_CDROM_BD=1\n");
 618         if (cd_bd_r)
 619                 printf("ID_CDROM_BD_R=1\n");
 620         if (cd_bd_re)
 621                 printf("ID_CDROM_BD_RE=1\n");
 622         if (cd_hddvd)
 623                 printf("ID_CDROM_HDDVD=1\n");
 624         if (cd_hddvd_r)
 625                 printf("ID_CDROM_HDDVD_R=1\n");
 626         if (cd_hddvd_rw)
 627                 printf("ID_CDROM_HDDVD_RW=1\n");
 628         if (cd_mo)
 629                 printf("ID_CDROM_MO=1\n");
 630         if (cd_mrw)
 631                 printf("ID_CDROM_MRW=1\n");
 632         if (cd_mrw_w)
 633                 printf("ID_CDROM_MRW_W=1\n");
 634
 635         if (cd_media_mo)
 636                 printf("ID_CDROM_MEDIA_MO=1\n");
 637         if (cd_media_mrw)
 638                 printf("ID_CDROM_MEDIA_MRW=1\n");
 639         if (cd_media_mrw_w)
 640                 printf("ID_CDROM_MEDIA_MRW_W=1\n");
 641         if (cd_media_cd_rom)
 642                 printf("ID_CDROM_MEDIA_CD=1\n");
 643         if (cd_media_cd_r)
 644                 printf("ID_CDROM_MEDIA_CD_R=1\n");
 645         if (cd_media_cd_rw)
 646                 printf("ID_CDROM_MEDIA_CD_RW=1\n");
 647         if (cd_media_dvd_rom)
 648                 printf("ID_CDROM_MEDIA_DVD=1\n");
 649         if (cd_media_dvd_r)
 650                 printf("ID_CDROM_MEDIA_DVD_R=1\n");
 651         if (cd_media_dvd_ram)
 652                 printf("ID_CDROM_MEDIA_DVD_RAM=1\n");
 653         if (cd_media_dvd_rw)
 654                 printf("ID_CDROM_MEDIA_DVD_RW=1\n");
 655         if (cd_media_dvd_plus_r)
 656                 printf("ID_CDROM_MEDIA_DVD_PLUS_R=1\n");
 657         if (cd_media_dvd_plus_rw)
 658                 printf("ID_CDROM_MEDIA_DVD_PLUS_RW=1\n");
 659         if (cd_media_dvd_plus_rw_dl)
 660                 printf("ID_CDROM_MEDIA_DVD_PLUS_RW_DL=1\n");
 661         if (cd_media_dvd_plus_r_dl)
 662                 printf("ID_CDROM_MEDIA_DVD_PLUS_R_DL=1\n");
 663         if (cd_media_bd)
 664                 printf("ID_CDROM_MEDIA_BD=1\n");
 665         if (cd_media_bd_r)
 666                 printf("ID_CDROM_MEDIA_BD_R=1\n");
 667         if (cd_media_bd_re)
 668                 printf("ID_CDROM_MEDIA_BD_RE=1\n");
 669         if (cd_media_hddvd)
 670                 printf("ID_CDROM_MEDIA_HDDVD=1\n");
 671         if (cd_media_hddvd_r)
 672                 printf("ID_CDROM_MEDIA_HDDVD_R=1\n");
 673         if (cd_media_hddvd_rw)
 674                 printf("ID_CDROM_MEDIA_HDDVD_RW=1\n");
 675
 676         if (cd_media_state != NULL)
 677                 printf("ID_CDROM_MEDIA_STATE=%s\n", cd_media_state);
 678         if (cd_media_session_next > 0)
 679                 printf("ID_CDROM_MEDIA_SESSION_NEXT=%d\n", cd_media_session_next);
 680         if (cd_media_session_count > 0)
 681                 printf("ID_CDROM_MEDIA_SESSION_COUNT=%d\n", cd_media_session_count);
 682         if (cd_media_track_count > 0)
 683                 printf("ID_CDROM_MEDIA_TRACK_COUNT=%d\n", cd_media_track_count);
 684         if (cd_media_track_count_audio > 0)
 685                 printf("ID_CDROM_MEDIA_TRACK_COUNT_AUDIO=%d\n", cd_media_track_count_audio);
 686         if (cd_media_track_count_data > 0)
 687                 printf("ID_CDROM_MEDIA_TRACK_COUNT_DATA=%d\n", cd_media_track_count_data);
 688         if (cd_media_session_last_offset > 0)
 689                 printf("ID_CDROM_MEDIA_SESSION_LAST_OFFSET=%llu\n", cd_media_session_last_offset);
 690 exit:
 691         if (fd >= 0)
 692                 close(fd);
 693         udev_unref(udev);
 694         logging_close();
 695         return rc;
 696 }
 697