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 #include "../../udev.h"
  41
  42 #ifndef ARRAY_SIZE
  43 #define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
  44 #endif
  45
  46 static int debug;
  47
  48 #ifdef USE_LOG
  49 void log_message(int priority, const char *format, ...)
  50 {
  51         va_list args;
  52         static int udev_log = -1;
  53
  54         if (udev_log == -1) {
  55                 const char *value;
  56
  57                 value = getenv("UDEV_LOG");
  58                 if (value)
  59                         udev_log = log_priority(value);
  60                 else
  61                         udev_log = LOG_ERR;
  62
  63                 if (debug && udev_log < LOG_INFO)
  64                         udev_log = LOG_INFO;
  65         }
  66
  67         if (priority > udev_log)
  68                 return;
  69
  70         va_start(args, format);
  71         if (debug) {
  72                 fprintf(stderr, "[%d] ", (int) getpid());
  73                 vfprintf(stderr, format, args);
  74         } else
  75                 vsyslog(priority, format, args);
  76         va_end(args);
  77 }
  78 #endif
  79
  80 /* device info */
  81 static unsigned int cd_cd_rom;
  82 static unsigned int cd_cd_r;
  83 static unsigned int cd_cd_rw;
  84 static unsigned int cd_dvd_rom;
  85 static unsigned int cd_dvd_r;
  86 static unsigned int cd_dvd_rw;
  87 static unsigned int cd_dvd_ram;
  88 static unsigned int cd_dvd_plus_r;
  89 static unsigned int cd_dvd_plus_rw;
  90 static unsigned int cd_dvd_plus_r_dl;
  91 static unsigned int cd_dvd_plus_rw_dl;
  92 static unsigned int cd_bd;
  93 static unsigned int cd_bd_r;
  94 static unsigned int cd_bd_re;
  95 static unsigned int cd_hddvd;
  96 static unsigned int cd_hddvd_r;
  97 static unsigned int cd_hddvd_rw;
  98 static unsigned int cd_mo;
  99 static unsigned int cd_mrw;
 100 static unsigned int cd_mrw_w;
 101
 102 /* media info */
 103 static unsigned int cd_media_cd_rom;
 104 static unsigned int cd_media_cd_r;
 105 static unsigned int cd_media_cd_rw;
 106 static unsigned int cd_media_dvd_rom;
 107 static unsigned int cd_media_dvd_r;
 108 static unsigned int cd_media_dvd_rw;
 109 static unsigned int cd_media_dvd_ram;
 110 static unsigned int cd_media_dvd_plus_r;
 111 static unsigned int cd_media_dvd_plus_rw;
 112 static unsigned int cd_media_dvd_plus_r_dl;
 113 static unsigned int cd_media_dvd_plus_rw_dl;
 114 static unsigned int cd_media_bd;
 115 static unsigned int cd_media_bd_r;
 116 static unsigned int cd_media_bd_re;
 117 static unsigned int cd_media_hddvd;
 118 static unsigned int cd_media_hddvd_r;
 119 static unsigned int cd_media_hddvd_rw;
 120 static unsigned int cd_media_mo;
 121 static unsigned int cd_media_mrw;
 122 static unsigned int cd_media_mrw_w;
 123
 124 static const char *cd_media_state;
 125 static unsigned int cd_media_has_audio;
 126 static unsigned int cd_media_session_next;
 127 static unsigned int cd_media_session_count;
 128 static unsigned int cd_media_track_count;
 129 static unsigned long long int cd_media_session_last_offset;
 130
 131 #define ERRCODE(s)      ((((s)[2] & 0x0F) << 16) | ((s)[12] << 8) | ((s)[13]))
 132 #define SK(errcode)     (((errcode) >> 16) & 0xF)
 133 #define ASC(errcode)    (((errcode) >> 8) & 0xFF)
 134 #define ASCQ(errcode)   ((errcode) & 0xFF)
 135
 136 static void info_scsi_cmd_err(const char *cmd, int err)
 137 {
 138         if (err == -1) {
 139                 info("%s failed\n", cmd);
 140                 return;
 141         }
 142         info("%s failed with SK=%Xh/ASC=%02Xh/ACQ=%02Xh\n", cmd, SK(err), ASC(err), ASCQ(err));
 143 }
 144
 145 struct scsi_cmd {
 146         struct cdrom_generic_command cgc;
 147         union {
 148                 struct request_sense s;
 149                 unsigned char u[18];
 150         } _sense;
 151         struct sg_io_hdr sg_io;
 152 };
 153
 154 static void scsi_cmd_set(struct scsi_cmd *cmd, size_t i, int arg)
 155 {
 156         if (i == 0) {
 157                 memset(cmd, 0x00, sizeof(struct scsi_cmd));
 158                 cmd->cgc.quiet = 1;
 159                 cmd->cgc.sense = &cmd->_sense.s;
 160                 memset(&cmd->sg_io, 0, sizeof(cmd->sg_io));
 161                 cmd->sg_io.interface_id = 'S';
 162                 cmd->sg_io.mx_sb_len = sizeof(cmd->_sense);
 163                 cmd->sg_io.cmdp = cmd->cgc.cmd;
 164                 cmd->sg_io.sbp = cmd->_sense.u;
 165                 cmd->sg_io.flags = SG_FLAG_LUN_INHIBIT | SG_FLAG_DIRECT_IO;
 166         }
 167         cmd->sg_io.cmd_len = i + 1;
 168         cmd->cgc.cmd[i] = arg;
 169 }
 170
 171 #define CHECK_CONDITION 0x01
 172
 173 static int scsi_cmd_run(struct scsi_cmd *cmd, int fd, unsigned char *buf, size_t bufsize)
 174 {
 175         int ret = 0;
 176
 177         cmd->sg_io.dxferp = buf;
 178         cmd->sg_io.dxfer_len = bufsize;
 179         cmd->sg_io.dxfer_direction = SG_DXFER_FROM_DEV;
 180         if (ioctl(fd, SG_IO, &cmd->sg_io))
 181                 return -1;
 182
 183         if ((cmd->sg_io.info & SG_INFO_OK_MASK) != SG_INFO_OK) {
 184                 errno = EIO;
 185                 ret = -1;
 186                 if (cmd->sg_io.masked_status & CHECK_CONDITION) {
 187                         ret = ERRCODE(cmd->_sense.u);
 188                         if (ret == 0)
 189                                 ret = -1;
 190                 }
 191         }
 192         return ret;
 193 }
 194
 195 static int cd_capability_compat(int fd)
 196 {
 197         int capabilty;
 198
 199         capabilty = ioctl(fd, CDROM_GET_CAPABILITY, NULL);
 200         if (capabilty < 0) {
 201                 info("CDROM_GET_CAPABILITY failed\n");
 202                 return -1;
 203         }
 204
 205         if (capabilty & CDC_CD_R)
 206                 cd_cd_r = 1;
 207         if (capabilty & CDC_CD_RW)
 208                 cd_cd_rw = 1;
 209         if (capabilty & CDC_DVD)
 210                 cd_dvd_rom = 1;
 211         if (capabilty & CDC_DVD_R)
 212                 cd_dvd_r = 1;
 213         if (capabilty & CDC_DVD_RAM)
 214                 cd_dvd_ram = 1;
 215         if (capabilty & CDC_MRW)
 216                 cd_mrw = 1;
 217         if (capabilty & CDC_MRW_W)
 218                 cd_mrw_w = 1;
 219         return 0;
 220 }
 221
 222 static int cd_inquiry(int fd) {
 223         struct scsi_cmd sc;
 224         unsigned char inq[128];
 225         int err;
 226
 227         scsi_cmd_set(&sc, 0, 0x12);
 228         scsi_cmd_set(&sc, 4, 36);
 229         scsi_cmd_set(&sc, 5, 0);
 230         err = scsi_cmd_run(&sc, fd, inq, 36);
 231         if ((err < 0)) {
 232                 info_scsi_cmd_err("INQUIRY", err);
 233                 return -1;
 234         }
 235
 236         if ((inq[0] & 0x1F) != 5) {
 237                 info("not an MMC unit\n");
 238                 return -1;
 239         }
 240
 241         info("INQUIRY: [%.8s][%.16s][%.4s]\n", inq + 8, inq + 16, inq + 32);
 242         return 0;
 243 }
 244
 245 static int cd_profiles(int fd)
 246 {
 247         struct scsi_cmd sc;
 248         unsigned char header[8];
 249         unsigned char profiles[512];
 250         unsigned int cur_profile;
 251         unsigned int len;
 252         unsigned int i;
 253         int err;
 254
 255         scsi_cmd_set(&sc, 0, 0x46);
 256         scsi_cmd_set(&sc, 1, 0);
 257         scsi_cmd_set(&sc, 8, sizeof(header));
 258         scsi_cmd_set(&sc, 9, 0);
 259         err = scsi_cmd_run(&sc, fd, header, sizeof(header));
 260         if ((err < 0)) {
 261                 info_scsi_cmd_err("GET CONFIGURATION", err);
 262                 return -1;
 263         }
 264
 265         len = 4 + (header[0] << 24 | header[1] << 16 | header[2] << 8 | header[3]);
 266         info("GET CONFIGURATION: number of profiles %i\n", len);
 267         if (len > sizeof(profiles)) {
 268                 info("invalid number of profiles\n");
 269                 return -1;
 270         }
 271
 272         scsi_cmd_set(&sc, 0, 0x46);
 273         scsi_cmd_set(&sc, 1, 1);
 274         scsi_cmd_set(&sc, 6, len >> 16);
 275         scsi_cmd_set(&sc, 7, len >> 8);
 276         scsi_cmd_set(&sc, 8, len);
 277         scsi_cmd_set(&sc, 9, 0);
 278         err = scsi_cmd_run(&sc, fd, profiles, len);
 279         if ((err < 0)) {
 280                 info_scsi_cmd_err("GET CONFIGURATION", err);
 281                 return -1;
 282         }
 283
 284         /* device profiles */
 285         for (i = 12; i < profiles[11]; i += 4) {
 286                 unsigned int profile = (profiles[i] << 8 | profiles[i + 1]);
 287                 if (profile == 0)
 288                         continue;
 289                 info("profile 0x%02x\n", profile);
 290
 291                 switch (profile) {
 292                 case 0x03:
 293                 case 0x04:
 294                 case 0x05:
 295                         cd_mo = 1;
 296                 break;
 297                 case 0x10:
 298                         cd_dvd_rom = 1;
 299                         break;
 300                 case 0x12:
 301                         cd_dvd_ram = 1;
 302                         break;
 303                 case 0x13:
 304                 case 0x14:
 305                         cd_dvd_rw = 1;
 306                         break;
 307                 case 0x1B:
 308                         cd_dvd_plus_r = 1;
 309                         break;
 310                 case 0x1A:
 311                         cd_dvd_plus_rw = 1;
 312                         break;
 313                 case 0x2A:
 314                         cd_dvd_plus_rw_dl = 1;
 315                         break;
 316                 case 0x2B:
 317                         cd_dvd_plus_r_dl = 1;
 318                         break;
 319                 case 0x40:
 320                         cd_bd = 1;
 321                         break;
 322                 case 0x41:
 323                 case 0x42:
 324                         cd_bd_r = 1;
 325                         break;
 326                 case 0x43:
 327                         cd_bd_re = 1;
 328                         break;
 329                 case 0x50:
 330                         cd_hddvd = 1;
 331                         break;
 332                 case 0x51:
 333                         cd_hddvd_r = 1;
 334                         break;
 335                 case 0x52:
 336                         cd_hddvd_rw = 1;
 337                         break;
 338                 default:
 339                         break;
 340                 }
 341         }
 342
 343         /* current media profile */
 344         cur_profile = header[6] << 8 | header[7];
 345         info("current profile 0x%02x\n", cur_profile);
 346         if (cur_profile == 0) {
 347                 info("no current profile, assuming no media\n");
 348                 return -1;
 349         }
 350
 351         switch (cur_profile) {
 352         case 0x03:
 353         case 0x04:
 354         case 0x05:
 355                 cd_media_mo = 1;
 356                 break;
 357         case 0x08:
 358                 cd_media_cd_rom = 1;
 359                 break;
 360         case 0x09:
 361                 cd_media_cd_r = 1;
 362                 break;
 363         case 0x0a:
 364                 cd_media_cd_rw = 1;
 365                 break;
 366         case 0x10:
 367                 cd_media_dvd_rom = 1;
 368                 break;
 369         case 0x11:
 370                 cd_media_dvd_r = 1;
 371                 break;
 372         case 0x12:
 373                 cd_media_dvd_ram = 1;
 374                 break;
 375         case 0x13:
 376         case 0x14:
 377                 cd_media_dvd_rw = 1;
 378                 break;
 379         case 0x1B:
 380                 cd_media_dvd_plus_r = 1;
 381                 break;
 382         case 0x1A:
 383                 cd_media_dvd_plus_rw = 1;
 384                 break;
 385         case 0x2A:
 386                 cd_media_dvd_plus_rw_dl = 1;
 387                 break;
 388         case 0x2B:
 389                 cd_media_dvd_plus_r_dl = 1;
 390                 break;
 391         case 0x40:
 392                 cd_media_bd = 1;
 393                 break;
 394         case 0x41:
 395         case 0x42:
 396                 cd_media_bd_r = 1;
 397                 break;
 398         case 0x43:
 399                 cd_media_bd_re = 1;
 400                 break;
 401         case 0x50:
 402                 cd_media_hddvd = 1;
 403                 break;
 404         case 0x51:
 405                 cd_media_hddvd_r = 1;
 406                 break;
 407         case 0x52:
 408                 cd_media_hddvd_rw = 1;
 409                 break;
 410         default:
 411                 break;
 412         }
 413         return 0;
 414 }
 415
 416 static int cd_media_info(int fd)
 417 {
 418         struct scsi_cmd sc;
 419         unsigned char header[32];
 420         static const char *media_status[] = {
 421                 "blank",
 422                 "appendable",
 423                 "complete",
 424                 "other"
 425         };
 426         int err;
 427
 428         scsi_cmd_set(&sc, 0, 0x51);
 429         scsi_cmd_set(&sc, 8, sizeof(header));
 430         scsi_cmd_set(&sc, 9, 0);
 431         err = scsi_cmd_run(&sc, fd, header, sizeof(header));
 432         if ((err < 0)) {
 433                 info_scsi_cmd_err("READ DISC INFORMATION", err);
 434                 return -1;
 435         };
 436
 437         info("disk type %02x\n", header[8]);
 438
 439         if ((header[2] & 3) < 4)
 440                 cd_media_state = media_status[header[2] & 3];
 441         if ((header[2] & 3) != 2)
 442                 cd_media_session_next = header[10] << 8 | header[5];
 443         cd_media_session_count = header[9] << 8 | header[4];
 444         cd_media_track_count = header[11] << 8 | header[6];
 445
 446         return 0;
 447 }
 448
 449 static int cd_media_toc(int fd)
 450 {
 451         struct scsi_cmd sc;
 452         unsigned char header[12];
 453         unsigned char toc[2048];
 454         unsigned int len, i;
 455         unsigned char *p;
 456         int err;
 457
 458         scsi_cmd_set(&sc, 0, 0x43);
 459         scsi_cmd_set(&sc, 6, 1);
 460         scsi_cmd_set(&sc, 8, sizeof(header));
 461         scsi_cmd_set(&sc, 9, 0);
 462         err = scsi_cmd_run(&sc, fd, header, sizeof(header));
 463         if ((err < 0)) {
 464                 info_scsi_cmd_err("READ TOC", err);
 465                 return -1;
 466         }
 467
 468         len = (header[0] << 8 | header[1]) + 2;
 469         info("READ TOC: len: %d\n", len);
 470         if (len > sizeof(toc))
 471                 return -1;
 472
 473         /* check if we have a data track */
 474         info("ctl %02x (0x04 is data/audio)\n", header[5]);
 475         cd_media_has_audio = (header[5] & 0x04) == 0;
 476
 477         scsi_cmd_set(&sc, 0, 0x43);
 478         scsi_cmd_set(&sc, 6, header[2]); /* First Track/Session Number */
 479         scsi_cmd_set(&sc, 7, len >> 8);
 480         scsi_cmd_set(&sc, 8, len);
 481         scsi_cmd_set(&sc, 9, 0);
 482         err = scsi_cmd_run(&sc, fd, toc, len);
 483         if ((err < 0)) {
 484                 info_scsi_cmd_err("READ TOC (tracks)", err);
 485                 return -1;
 486         }
 487
 488         for (p = toc+4, i = 4; i < len-8; i += 8, p += 8) {
 489                 unsigned int block;
 490
 491                 block = p[4] << 24 | p[5] << 16 | p[6] << 8 | p[7];
 492                 info("track %u starts at block %u\n", p[2], block);
 493         }
 494
 495         scsi_cmd_set(&sc, 0, 0x43);
 496         scsi_cmd_set(&sc, 2, 1); /* Session Info */
 497         scsi_cmd_set(&sc, 8, 12);
 498         scsi_cmd_set(&sc, 9, 0);
 499         err = scsi_cmd_run(&sc, fd, header, sizeof(header));
 500         if ((err < 0)) {
 501                 info_scsi_cmd_err("READ TOC (multi session)", err);
 502                 return -1;
 503         }
 504         len = header[4+4] << 24 | header[4+5] << 16 | header[4+6] << 8 | header[4+7];
 505         info("last track %u starts at block %u\n", header[4+2], len);
 506         cd_media_session_last_offset = (unsigned long long int)len * 2048;
 507         return 0;
 508 }
 509
 510 int main(int argc, char *argv[])
 511 {
 512         static const struct option options[] = {
 513                 { "export", 0, NULL, 'x' },
 514                 { "debug", 0, NULL, 'd' },
 515                 { "help", 0, NULL, 'h' },
 516                 {}
 517         };
 518         const char *node = NULL;
 519         int export = 0;
 520         int fd = -1;
 521         int rc = 0;
 522
 523         logging_init("cdrom_id");
 524
 525         while (1) {
 526                 int option;
 527
 528                 option = getopt_long(argc, argv, "dxh", options, NULL);
 529                 if (option == -1)
 530                         break;
 531
 532                 switch (option) {
 533                 case 'd':
 534                         debug = 1;
 535                         break;
 536                 case 'x':
 537                         export = 1;
 538                         break;
 539                 case 'h':
 540                         printf("Usage: cdrom_id [options] <device>\n"
 541                             " --export        export key/value pairs\n"
 542                             " --help\n\n");
 543                         goto exit;
 544                 default:
 545                         rc = 1;
 546                         goto exit;
 547                 }
 548         }
 549
 550         node = argv[optind];
 551         if (!node) {
 552                 err("no device\n");
 553                 fprintf(stderr, "no device\n");
 554                 rc = 1;
 555                 goto exit;
 556         }
 557
 558         fd = open(node, O_RDONLY | O_NONBLOCK);
 559         if (fd < 0) {
 560                 info("unable to open '%s'\n", node);
 561                 rc = 1;
 562                 goto exit;
 563         }
 564         info("probing: '%s'\n", node);
 565
 566         /* same data as original cdrom_id */
 567         if (cd_capability_compat(fd) < 0) {
 568                 rc = 1;
 569                 goto exit;
 570         }
 571
 572         /* check drive */
 573         if (cd_inquiry(fd) < 0) {
 574                 rc = 2;
 575                 goto exit;
 576         }
 577
 578         /* read drive and possibly current profile */
 579         if (cd_profiles(fd) < 0)
 580                 goto print;
 581
 582         /* get session/track info */
 583         if (cd_media_toc(fd) < 0)
 584                 goto print;
 585
 586         /* get writable media state */
 587         if (cd_media_info(fd) < 0)
 588                 goto print;
 589
 590 print:
 591         printf("ID_CDROM=1\n");
 592         if (cd_cd_rom)
 593                 printf("ID_CDROM_CD=1\n");
 594         if (cd_cd_r)
 595                 printf("ID_CDROM_CD_R=1\n");
 596         if (cd_cd_rw)
 597                 printf("ID_CDROM_CD_RW=1\n");
 598         if (cd_dvd_rom)
 599                 printf("ID_CDROM_DVD=1\n");
 600         if (cd_dvd_r)
 601                 printf("ID_CDROM_DVD_R=1\n");
 602         if (cd_dvd_rw)
 603                 printf("ID_CDROM_DVD_RW=1\n");
 604         if (cd_dvd_ram)
 605                 printf("ID_CDROM_DVD_RAM=1\n");
 606         if (cd_dvd_plus_r)
 607                 printf("ID_CDROM_DVD_PLUS_R=1\n");
 608         if (cd_dvd_plus_rw)
 609                 printf("ID_CDROM_DVD_PLUS_RW=1\n");
 610         if (cd_dvd_plus_r_dl)
 611                 printf("ID_CDROM_DVD_PLUS_R_DL=1\n");
 612         if (cd_dvd_plus_rw_dl)
 613                 printf("ID_CDROM_DVD_PLUS_RW_DL=1\n");
 614         if (cd_bd)
 615                 printf("ID_CDROM_BD=1\n");
 616         if (cd_bd_r)
 617                 printf("ID_CDROM_BD_R=1\n");
 618         if (cd_bd_re)
 619                 printf("ID_CDROM_BD_RE=1\n");
 620         if (cd_hddvd)
 621                 printf("ID_CDROM_HDDVD=1\n");
 622         if (cd_hddvd_r)
 623                 printf("ID_CDROM_HDDVD_R=1\n");
 624         if (cd_hddvd_rw)
 625                 printf("ID_CDROM_HDDVD_RW=1\n");
 626         if (cd_mo)
 627                 printf("ID_CDROM_MO=1\n");
 628         if (cd_mrw)
 629                 printf("ID_CDROM_MRW=1\n");
 630         if (cd_mrw_w)
 631                 printf("ID_CDROM_MRW_W=1\n");
 632
 633         if (cd_media_mo)
 634                 printf("ID_CDROM_MEDIA_MO=1\n");
 635         if (cd_media_mrw)
 636                 printf("ID_CDROM_MEDIA_MRW=1\n");
 637         if (cd_media_mrw_w)
 638                 printf("ID_CDROM_MEDIA_MRW_W=1\n");
 639         if (cd_media_cd_rom)
 640                 printf("ID_CDROM_MEDIA_CD=1\n");
 641         if (cd_media_cd_r)
 642                 printf("ID_CDROM_MEDIA_CD_R=1\n");
 643         if (cd_media_cd_rw)
 644                 printf("ID_CDROM_MEDIA_CD_RW=1\n");
 645         if (cd_media_dvd_rom)
 646                 printf("ID_CDROM_MEDIA_DVD=1\n");
 647         if (cd_media_dvd_r)
 648                 printf("ID_CDROM_MEDIA_DVD_R=1\n");
 649         if (cd_media_dvd_ram)
 650                 printf("ID_CDROM_MEDIA_DVD_RAM=1\n");
 651         if (cd_media_dvd_rw)
 652                 printf("ID_CDROM_MEDIA_DVD_RW=1\n");
 653         if (cd_media_dvd_plus_r)
 654                 printf("ID_CDROM_MEDIA_DVD_PLUS_R=1\n");
 655         if (cd_media_dvd_plus_rw)
 656                 printf("ID_CDROM_MEDIA_DVD_PLUS_RW=1\n");
 657         if (cd_media_dvd_plus_rw_dl)
 658                 printf("ID_CDROM_MEDIA_DVD_PLUS_RW_DL=1\n");
 659         if (cd_media_dvd_plus_r_dl)
 660                 printf("ID_CDROM_MEDIA_DVD_PLUS_R_DL=1\n");
 661         if (cd_media_bd)
 662                 printf("ID_CDROM_MEDIA_BD=1\n");
 663         if (cd_media_bd_r)
 664                 printf("ID_CDROM_MEDIA_BD_R=1\n");
 665         if (cd_media_bd_re)
 666                 printf("ID_CDROM_MEDIA_BD_RE=1\n");
 667         if (cd_media_hddvd)
 668                 printf("ID_CDROM_MEDIA_HDDVD=1\n");
 669         if (cd_media_hddvd_r)
 670                 printf("ID_CDROM_MEDIA_HDDVD_R=1\n");
 671         if (cd_media_hddvd_rw)
 672                 printf("ID_CDROM_MEDIA_HDDVD_RW=1\n");
 673
 674         if (cd_media_state != NULL)
 675                 printf("ID_CDROM_MEDIA_STATE=%s\n", cd_media_state);
 676         if (cd_media_has_audio)
 677                 printf("ID_CDROM_MEDIA_HAS_AUDIO=1\n");
 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_session_last_offset)
 685                 printf("ID_CDROM_MEDIA_SESSION_LAST_OFFSET=%llu\n", cd_media_session_last_offset);
 686 exit:
 687         if (fd >= 0)
 688                 close(fd);
 689         logging_close();
 690         return rc;
 691 }
 692