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
   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 #ifndef _GNU_SOURCE
  21 #define _GNU_SOURCE 1
  22 #endif
  23
  24 #include <stdio.h>
  25 #include <stddef.h>
  26 #include <stdlib.h>
  27 #include <unistd.h>
  28 #include <string.h>
  29 #include <limits.h>
  30 #include <fcntl.h>
  31 #include <errno.h>
  32 #include <getopt.h>
  33 #include <scsi/sg.h>
  34 #include <sys/types.h>
  35 #include <sys/stat.h>
  36 #include <sys/time.h>
  37 #include <sys/ioctl.h>
  38 #include <linux/cdrom.h>
  39
  40 #include "../../udev/udev.h"
  41
  42 static int debug;
  43
  44 static void log_fn(struct udev *udev, int priority,
  45                    const char *file, int line, const char *fn,
  46                    const char *format, va_list args)
  47 {
  48         if (debug) {
  49                 fprintf(stderr, "%s: ", fn);
  50                 vfprintf(stderr, format, args);
  51         } else {
  52                 vsyslog(priority, format, args);
  53         }
  54 }
  55
  56 /* device info */
  57 static unsigned int cd_cd_rom;
  58 static unsigned int cd_cd_r;
  59 static unsigned int cd_cd_rw;
  60 static unsigned int cd_dvd_rom;
  61 static unsigned int cd_dvd_r;
  62 static unsigned int cd_dvd_rw;
  63 static unsigned int cd_dvd_ram;
  64 static unsigned int cd_dvd_plus_r;
  65 static unsigned int cd_dvd_plus_rw;
  66 static unsigned int cd_dvd_plus_r_dl;
  67 static unsigned int cd_dvd_plus_rw_dl;
  68 static unsigned int cd_bd;
  69 static unsigned int cd_bd_r;
  70 static unsigned int cd_bd_re;
  71 static unsigned int cd_hddvd;
  72 static unsigned int cd_hddvd_r;
  73 static unsigned int cd_hddvd_rw;
  74 static unsigned int cd_mo;
  75 static unsigned int cd_mrw;
  76 static unsigned int cd_mrw_w;
  77
  78 /* media info */
  79 static unsigned int cd_media;
  80 static unsigned int cd_media_cd_rom;
  81 static unsigned int cd_media_cd_r;
  82 static unsigned int cd_media_cd_rw;
  83 static unsigned int cd_media_dvd_rom;
  84 static unsigned int cd_media_dvd_r;
  85 static unsigned int cd_media_dvd_rw;
  86 static unsigned int cd_media_dvd_ram;
  87 static unsigned int cd_media_dvd_plus_r;
  88 static unsigned int cd_media_dvd_plus_rw;
  89 static unsigned int cd_media_dvd_plus_r_dl;
  90 static unsigned int cd_media_dvd_plus_rw_dl;
  91 static unsigned int cd_media_bd;
  92 static unsigned int cd_media_bd_r;
  93 static unsigned int cd_media_bd_re;
  94 static unsigned int cd_media_hddvd;
  95 static unsigned int cd_media_hddvd_r;
  96 static unsigned int cd_media_hddvd_rw;
  97 static unsigned int cd_media_mo;
  98 static unsigned int cd_media_mrw;
  99 static unsigned int cd_media_mrw_w;
 100
 101 static const char *cd_media_state;
 102 static unsigned int cd_media_session_next;
 103 static unsigned int cd_media_session_count;
 104 static unsigned int cd_media_track_count;
 105 static unsigned int cd_media_track_count_data;
 106 static unsigned int cd_media_track_count_audio;
 107 static unsigned long long int cd_media_session_last_offset;
 108
 109 #define ERRCODE(s)      ((((s)[2] & 0x0F) << 16) | ((s)[12] << 8) | ((s)[13]))
 110 #define SK(errcode)     (((errcode) >> 16) & 0xF)
 111 #define ASC(errcode)    (((errcode) >> 8) & 0xFF)
 112 #define ASCQ(errcode)   ((errcode) & 0xFF)
 113
 114 static void info_scsi_cmd_err(struct udev *udev, char *cmd, int err)
 115 {
 116         if (err == -1) {
 117                 info(udev, "%s failed\n", cmd);
 118                 return;
 119         }
 120         info(udev, "%s failed with SK=%Xh/ASC=%02Xh/ACQ=%02Xh\n", cmd, SK(err), ASC(err), ASCQ(err));
 121 }
 122
 123 struct scsi_cmd {
 124         struct cdrom_generic_command cgc;
 125         union {
 126                 struct request_sense s;
 127                 unsigned char u[18];
 128         } _sense;
 129         struct sg_io_hdr sg_io;
 130 };
 131
 132 static void scsi_cmd_set(struct udev *udev, struct scsi_cmd *cmd, size_t i, int arg)
 133 {
 134         if (i == 0) {
 135                 memset(cmd, 0x00, sizeof(struct scsi_cmd));
 136                 cmd->cgc.quiet = 1;
 137                 cmd->cgc.sense = &cmd->_sense.s;
 138                 memset(&cmd->sg_io, 0, sizeof(cmd->sg_io));
 139                 cmd->sg_io.interface_id = 'S';
 140                 cmd->sg_io.mx_sb_len = sizeof(cmd->_sense);
 141                 cmd->sg_io.cmdp = cmd->cgc.cmd;
 142                 cmd->sg_io.sbp = cmd->_sense.u;
 143                 cmd->sg_io.flags = SG_FLAG_LUN_INHIBIT | SG_FLAG_DIRECT_IO;
 144         }
 145         cmd->sg_io.cmd_len = i + 1;
 146         cmd->cgc.cmd[i] = arg;
 147 }
 148
 149 #define CHECK_CONDITION 0x01
 150
 151 static int scsi_cmd_run(struct udev *udev, struct scsi_cmd *cmd, int fd, unsigned char *buf, size_t bufsize)
 152 {
 153         int ret = 0;
 154
 155         cmd->sg_io.dxferp = buf;
 156         cmd->sg_io.dxfer_len = bufsize;
 157         cmd->sg_io.dxfer_direction = SG_DXFER_FROM_DEV;
 158         if (ioctl(fd, SG_IO, &cmd->sg_io))
 159                 return -1;
 160
 161         if ((cmd->sg_io.info & SG_INFO_OK_MASK) != SG_INFO_OK) {
 162                 errno = EIO;
 163                 ret = -1;
 164                 if (cmd->sg_io.masked_status & CHECK_CONDITION) {
 165                         ret = ERRCODE(cmd->_sense.u);
 166                         if (ret == 0)
 167                                 ret = -1;
 168                 }
 169         }
 170         return ret;
 171 }
 172
 173 static int cd_capability_compat(struct udev *udev, int fd)
 174 {
 175         int capabilty;
 176
 177         capabilty = ioctl(fd, CDROM_GET_CAPABILITY, NULL);
 178         if (capabilty < 0) {
 179                 info(udev, "CDROM_GET_CAPABILITY failed\n");
 180                 return -1;
 181         }
 182
 183         if (capabilty & CDC_CD_R)
 184                 cd_cd_r = 1;
 185         if (capabilty & CDC_CD_RW)
 186                 cd_cd_rw = 1;
 187         if (capabilty & CDC_DVD)
 188                 cd_dvd_rom = 1;
 189         if (capabilty & CDC_DVD_R)
 190                 cd_dvd_r = 1;
 191         if (capabilty & CDC_DVD_RAM)
 192                 cd_dvd_ram = 1;
 193         if (capabilty & CDC_MRW)
 194                 cd_mrw = 1;
 195         if (capabilty & CDC_MRW_W)
 196                 cd_mrw_w = 1;
 197         return 0;
 198 }
 199
 200 static int cd_inquiry(struct udev *udev, int fd) {
 201         struct scsi_cmd sc;
 202         unsigned char inq[128];
 203         int err;
 204
 205         scsi_cmd_set(udev, &sc, 0, 0x12);
 206         scsi_cmd_set(udev, &sc, 4, 36);
 207         scsi_cmd_set(udev, &sc, 5, 0);
 208         err = scsi_cmd_run(udev, &sc, fd, inq, 36);
 209         if ((err < 0)) {
 210                 info_scsi_cmd_err(udev, "INQUIRY", err);
 211                 return -1;
 212         }
 213
 214         if ((inq[0] & 0x1F) != 5) {
 215                 info(udev, "not an MMC unit\n");
 216                 return -1;
 217         }
 218
 219         info(udev, "INQUIRY: [%.8s][%.16s][%.4s]\n", inq + 8, inq + 16, inq + 32);
 220         return 0;
 221 }
 222
 223 static int cd_profiles(struct udev *udev, int fd)
 224 {
 225         struct scsi_cmd sc;
 226         unsigned char header[8];
 227         unsigned char profiles[512];
 228         unsigned int cur_profile;
 229         unsigned int len;
 230         unsigned int i;
 231         int err;
 232
 233         scsi_cmd_set(udev, &sc, 0, 0x46);
 234         scsi_cmd_set(udev, &sc, 1, 0);
 235         scsi_cmd_set(udev, &sc, 8, sizeof(header));
 236         scsi_cmd_set(udev, &sc, 9, 0);
 237         err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
 238         if ((err < 0)) {
 239                 info_scsi_cmd_err(udev, "GET CONFIGURATION", err);
 240                 return -1;
 241         }
 242
 243         len = 4 + (header[0] << 24 | header[1] << 16 | header[2] << 8 | header[3]);
 244         info(udev, "GET CONFIGURATION: number of profiles %i\n", len);
 245         if (len > sizeof(profiles)) {
 246                 info(udev, "invalid number of profiles\n");
 247                 return -1;
 248         }
 249
 250         scsi_cmd_set(udev, &sc, 0, 0x46);
 251         scsi_cmd_set(udev, &sc, 1, 1);
 252         scsi_cmd_set(udev, &sc, 6, len >> 16);
 253         scsi_cmd_set(udev, &sc, 7, len >> 8);
 254         scsi_cmd_set(udev, &sc, 8, len);
 255         scsi_cmd_set(udev, &sc, 9, 0);
 256         err = scsi_cmd_run(udev, &sc, fd, profiles, len);
 257         if ((err < 0)) {
 258                 info_scsi_cmd_err(udev, "GET CONFIGURATION", err);
 259                 return -1;
 260         }
 261
 262         /* device profiles */
 263         for (i = 12; i < profiles[11]; i += 4) {
 264                 unsigned int profile = (profiles[i] << 8 | profiles[i + 1]);
 265                 if (profile == 0)
 266                         continue;
 267                 info(udev, "profile 0x%02x\n", profile);
 268
 269                 switch (profile) {
 270                 case 0x03:
 271                 case 0x04:
 272                 case 0x05:
 273                         cd_mo = 1;
 274                 break;
 275                 case 0x10:
 276                         cd_dvd_rom = 1;
 277                         break;
 278                 case 0x12:
 279                         cd_dvd_ram = 1;
 280                         break;
 281                 case 0x13:
 282                 case 0x14:
 283                         cd_dvd_rw = 1;
 284                         break;
 285                 case 0x1B:
 286                         cd_dvd_plus_r = 1;
 287                         break;
 288                 case 0x1A:
 289                         cd_dvd_plus_rw = 1;
 290                         break;
 291                 case 0x2A:
 292                         cd_dvd_plus_rw_dl = 1;
 293                         break;
 294                 case 0x2B:
 295                         cd_dvd_plus_r_dl = 1;
 296                         break;
 297                 case 0x40:
 298                         cd_bd = 1;
 299                         break;
 300                 case 0x41:
 301                 case 0x42:
 302                         cd_bd_r = 1;
 303                         break;
 304                 case 0x43:
 305                         cd_bd_re = 1;
 306                         break;
 307                 case 0x50:
 308                         cd_hddvd = 1;
 309                         break;
 310                 case 0x51:
 311                         cd_hddvd_r = 1;
 312                         break;
 313                 case 0x52:
 314                         cd_hddvd_rw = 1;
 315                         break;
 316                 default:
 317                         break;
 318                 }
 319         }
 320
 321         /* current media profile */
 322         cur_profile = header[6] << 8 | header[7];
 323         info(udev, "current profile 0x%02x\n", cur_profile);
 324         if (cur_profile == 0) {
 325                 info(udev, "no current profile, assuming no media\n");
 326                 return -1;
 327         }
 328
 329         cd_media = 1;
 330
 331         switch (cur_profile) {
 332         case 0x03:
 333         case 0x04:
 334         case 0x05:
 335                 cd_media_mo = 1;
 336                 break;
 337         case 0x08:
 338                 cd_media_cd_rom = 1;
 339                 break;
 340         case 0x09:
 341                 cd_media_cd_r = 1;
 342                 break;
 343         case 0x0a:
 344                 cd_media_cd_rw = 1;
 345                 break;
 346         case 0x10:
 347                 cd_media_dvd_rom = 1;
 348                 break;
 349         case 0x11:
 350                 cd_media_dvd_r = 1;
 351                 break;
 352         case 0x12:
 353                 cd_media_dvd_ram = 1;
 354                 break;
 355         case 0x13:
 356         case 0x14:
 357                 cd_media_dvd_rw = 1;
 358                 break;
 359         case 0x1B:
 360                 cd_media_dvd_plus_r = 1;
 361                 break;
 362         case 0x1A:
 363                 cd_media_dvd_plus_rw = 1;
 364                 break;
 365         case 0x2A:
 366                 cd_media_dvd_plus_rw_dl = 1;
 367                 break;
 368         case 0x2B:
 369                 cd_media_dvd_plus_r_dl = 1;
 370                 break;
 371         case 0x40:
 372                 cd_media_bd = 1;
 373                 break;
 374         case 0x41:
 375         case 0x42:
 376                 cd_media_bd_r = 1;
 377                 break;
 378         case 0x43:
 379                 cd_media_bd_re = 1;
 380                 break;
 381         case 0x50:
 382                 cd_media_hddvd = 1;
 383                 break;
 384         case 0x51:
 385                 cd_media_hddvd_r = 1;
 386                 break;
 387         case 0x52:
 388                 cd_media_hddvd_rw = 1;
 389                 break;
 390         default:
 391                 break;
 392         }
 393         return 0;
 394 }
 395
 396 static int cd_media_info(struct udev *udev, int fd)
 397 {
 398         struct scsi_cmd sc;
 399         unsigned char header[32];
 400         static const char *media_status[] = {
 401                 "blank",
 402                 "appendable",
 403                 "complete",
 404                 "other"
 405         };
 406         int err;
 407
 408         scsi_cmd_set(udev, &sc, 0, 0x51);
 409         scsi_cmd_set(udev, &sc, 8, sizeof(header));
 410         scsi_cmd_set(udev, &sc, 9, 0);
 411         err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
 412         if ((err < 0)) {
 413                 info_scsi_cmd_err(udev, "READ DISC INFORMATION", err);
 414                 return -1;
 415         };
 416
 417         info(udev, "disk type %02x\n", header[8]);
 418
 419         if ((header[2] & 3) < 4)
 420                 cd_media_state = media_status[header[2] & 3];
 421         if ((header[2] & 3) != 2)
 422                 cd_media_session_next = header[10] << 8 | header[5];
 423         cd_media_session_count = header[9] << 8 | header[4];
 424         cd_media_track_count = header[11] << 8 | header[6];
 425
 426         return 0;
 427 }
 428
 429 static int cd_media_toc(struct udev *udev, int fd)
 430 {
 431         struct scsi_cmd sc;
 432         unsigned char header[12];
 433         unsigned char toc[2048];
 434         unsigned int len, i;
 435         unsigned char *p;
 436         int err;
 437
 438         scsi_cmd_set(udev, &sc, 0, 0x43);
 439         scsi_cmd_set(udev, &sc, 6, 1);
 440         scsi_cmd_set(udev, &sc, 8, sizeof(header));
 441         scsi_cmd_set(udev, &sc, 9, 0);
 442         err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
 443         if ((err < 0)) {
 444                 info_scsi_cmd_err(udev, "READ TOC", err);
 445                 return -1;
 446         }
 447
 448         len = (header[0] << 8 | header[1]) + 2;
 449         info(udev, "READ TOC: len: %d\n", len);
 450         if (len > sizeof(toc))
 451                 return -1;
 452         if (len < 2)
 453                 return -1;
 454
 455         /* empty media has no tracks */
 456         if (len < 8)
 457                 return 0;
 458
 459         scsi_cmd_set(udev, &sc, 0, 0x43);
 460         scsi_cmd_set(udev, &sc, 6, header[2]); /* First Track/Session Number */
 461         scsi_cmd_set(udev, &sc, 7, len >> 8);
 462         scsi_cmd_set(udev, &sc, 8, len);
 463         scsi_cmd_set(udev, &sc, 9, 0);
 464         err = scsi_cmd_run(udev, &sc, fd, toc, len);
 465         if ((err < 0)) {
 466                 info_scsi_cmd_err(udev, "READ TOC (tracks)", err);
 467                 return -1;
 468         }
 469
 470         for (p = toc+4, i = 4; i < len-8; i += 8, p += 8) {
 471                 unsigned int block;
 472                 unsigned int is_data_track;
 473
 474                 is_data_track = (p[1] & 0x04) != 0;
 475
 476                 block = p[4] << 24 | p[5] << 16 | p[6] << 8 | p[7];
 477                 info(udev, "track=%u info=0x%x(%s) start_block=%u\n",
 478                      p[2], p[1] & 0x0f, is_data_track ? "data":"audio", block);
 479
 480                 if (is_data_track)
 481                         cd_media_track_count_data++;
 482                 else
 483                         cd_media_track_count_audio++;
 484         }
 485
 486         scsi_cmd_set(udev, &sc, 0, 0x43);
 487         scsi_cmd_set(udev, &sc, 2, 1); /* Session Info */
 488         scsi_cmd_set(udev, &sc, 8, 12);
 489         scsi_cmd_set(udev, &sc, 9, 0);
 490         err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
 491         if ((err < 0)) {
 492                 info_scsi_cmd_err(udev, "READ TOC (multi session)", err);
 493                 return -1;
 494         }
 495         len = header[4+4] << 24 | header[4+5] << 16 | header[4+6] << 8 | header[4+7];
 496         info(udev, "last track %u starts at block %u\n", header[4+2], len);
 497         cd_media_session_last_offset = (unsigned long long int)len * 2048;
 498         return 0;
 499 }
 500
 501 int main(int argc, char *argv[])
 502 {
 503         struct udev *udev;
 504         static const struct option options[] = {
 505                 { "export", no_argument, NULL, 'x' },
 506                 { "debug", no_argument, NULL, 'd' },
 507                 { "help", no_argument, NULL, 'h' },
 508                 {}
 509         };
 510         const char *node = NULL;
 511         int export = 0;
 512         int fd = -1;
 513         int rc = 0;
 514
 515         udev = udev_new();
 516         if (udev == NULL)
 517                 goto exit;
 518
 519         logging_init("cdrom_id");
 520         udev_set_log_fn(udev, log_fn);
 521
 522         while (1) {
 523                 int option;
 524
 525                 option = getopt_long(argc, argv, "dxh", options, NULL);
 526                 if (option == -1)
 527                         break;
 528
 529                 switch (option) {
 530                 case 'd':
 531                         debug = 1;
 532                         if (udev_get_log_priority(udev) < LOG_INFO)
 533                                 udev_set_log_priority(udev, LOG_INFO);
 534                         break;
 535                 case 'x':
 536                         export = 1;
 537                         break;
 538                 case 'h':
 539                         printf("Usage: cdrom_id [options] <device>\n"
 540                                "  --export        export key/value pairs\n"
 541                                "  --debug         debug to stderr\n"
 542                                "  --help          print this help text\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(udev, "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(udev, "unable to open '%s'\n", node);
 561                 rc = 1;
 562                 goto exit;
 563         }
 564         info(udev, "probing: '%s'\n", node);
 565
 566         /* same data as original cdrom_id */
 567         if (cd_capability_compat(udev, fd) < 0) {
 568                 rc = 1;
 569                 goto exit;
 570         }
 571
 572         /* check drive */
 573         if (cd_inquiry(udev, fd) < 0)
 574                 goto print;
 575
 576         /* read drive and possibly current profile */
 577         if (cd_profiles(udev, fd) < 0)
 578                 goto print;
 579
 580         /* get session/track info */
 581         if (cd_media_toc(udev, fd) < 0)
 582                 goto print;
 583
 584         /* get writable media state */
 585         if (cd_media_info(udev, fd) < 0)
 586                 goto print;
 587
 588 print:
 589         printf("ID_CDROM=1\n");
 590         if (cd_cd_rom)
 591                 printf("ID_CDROM_CD=1\n");
 592         if (cd_cd_r)
 593                 printf("ID_CDROM_CD_R=1\n");
 594         if (cd_cd_rw)
 595                 printf("ID_CDROM_CD_RW=1\n");
 596         if (cd_dvd_rom)
 597                 printf("ID_CDROM_DVD=1\n");
 598         if (cd_dvd_r)
 599                 printf("ID_CDROM_DVD_R=1\n");
 600         if (cd_dvd_rw)
 601                 printf("ID_CDROM_DVD_RW=1\n");
 602         if (cd_dvd_ram)
 603                 printf("ID_CDROM_DVD_RAM=1\n");
 604         if (cd_dvd_plus_r)
 605                 printf("ID_CDROM_DVD_PLUS_R=1\n");
 606         if (cd_dvd_plus_rw)
 607                 printf("ID_CDROM_DVD_PLUS_RW=1\n");
 608         if (cd_dvd_plus_r_dl)
 609                 printf("ID_CDROM_DVD_PLUS_R_DL=1\n");
 610         if (cd_dvd_plus_rw_dl)
 611                 printf("ID_CDROM_DVD_PLUS_RW_DL=1\n");
 612         if (cd_bd)
 613                 printf("ID_CDROM_BD=1\n");
 614         if (cd_bd_r)
 615                 printf("ID_CDROM_BD_R=1\n");
 616         if (cd_bd_re)
 617                 printf("ID_CDROM_BD_RE=1\n");
 618         if (cd_hddvd)
 619                 printf("ID_CDROM_HDDVD=1\n");
 620         if (cd_hddvd_r)
 621                 printf("ID_CDROM_HDDVD_R=1\n");
 622         if (cd_hddvd_rw)
 623                 printf("ID_CDROM_HDDVD_RW=1\n");
 624         if (cd_mo)
 625                 printf("ID_CDROM_MO=1\n");
 626         if (cd_mrw)
 627                 printf("ID_CDROM_MRW=1\n");
 628         if (cd_mrw_w)
 629                 printf("ID_CDROM_MRW_W=1\n");
 630
 631         if (cd_media)
 632                 printf("ID_CDROM_MEDIA=1\n");
 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_session_next > 0)
 677                 printf("ID_CDROM_MEDIA_SESSION_NEXT=%d\n", cd_media_session_next);
 678         if (cd_media_session_count > 0)
 679                 printf("ID_CDROM_MEDIA_SESSION_COUNT=%d\n", cd_media_session_count);
 680         if (cd_media_track_count > 0)
 681                 printf("ID_CDROM_MEDIA_TRACK_COUNT=%d\n", cd_media_track_count);
 682         if (cd_media_track_count_audio > 0)
 683                 printf("ID_CDROM_MEDIA_TRACK_COUNT_AUDIO=%d\n", cd_media_track_count_audio);
 684         if (cd_media_track_count_data > 0)
 685                 printf("ID_CDROM_MEDIA_TRACK_COUNT_DATA=%d\n", cd_media_track_count_data);
 686         if (cd_media_session_last_offset > 0)
 687                 printf("ID_CDROM_MEDIA_SESSION_LAST_OFFSET=%llu\n", cd_media_session_last_offset);
 688 exit:
 689         if (fd >= 0)
 690                 close(fd);
 691         udev_unref(udev);
 692         logging_close();
 693         return rc;
 694 }
 695