rbutil/ipodpatcher/main.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id: ipodpatcher.c 12237 2007-02-08 21:31:38Z dave $
   9  *
  10  * Copyright (C) 2006-2007 Dave Chapman
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19
  20 #include <stdio.h>
  21 #include <unistd.h>
  22 #include <fcntl.h>
  23 #include <string.h>
  24 #include <stdlib.h>
  25 #include <inttypes.h>
  26 #include <sys/types.h>
  27 #include <sys/stat.h>
  28
  29 #include "ipodpatcher.h"
  30 #include "ipodio.h"
  31
  32 #define VERSION "2.0 with v2.0 bootloaders"
  33
  34 enum {
  35    NONE,
  36 #ifdef WITH_BOOTOBJS
  37    INSTALL,
  38 #endif
  39    INTERACTIVE,
  40    SHOW_INFO,
  41    LIST_IMAGES,
  42    DELETE_BOOTLOADER,
  43    ADD_BOOTLOADER,
  44    READ_FIRMWARE,
  45    WRITE_FIRMWARE,
  46    READ_AUPD,
  47    WRITE_AUPD,
  48    READ_PARTITION,
  49    WRITE_PARTITION,
  50    FORMAT_PARTITION,
  51    CONVERT_TO_FAT32
  52 };
  53
  54 void print_macpod_warning(void)
  55 {
  56     printf("[INFO] ************************************************************************\n");
  57     printf("[INFO] *** WARNING FOR ROCKBOX USERS\n");
  58     printf("[INFO] *** You must convert this ipod to FAT32 format (aka a \"winpod\")\n");
  59     printf("[INFO] *** if you want to run Rockbox.  Rockbox WILL NOT work on this ipod.\n");
  60     printf("[INFO] *** See http://www.rockbox.org/twiki/bin/view/Main/IpodConversionToFAT32\n");
  61     printf("[INFO] ************************************************************************\n");
  62 }
  63
  64 void print_usage(void)
  65 {
  66     fprintf(stderr,"Usage: ipodpatcher --scan\n");
  67 #ifdef __WIN32__
  68     fprintf(stderr,"    or ipodpatcher [DISKNO] [action]\n");
  69 #else
  70     fprintf(stderr,"    or ipodpatcher [device] [action]\n");
  71 #endif
  72     fprintf(stderr,"\n");
  73     fprintf(stderr,"Where [action] is one of the following options:\n");
  74 #ifdef WITH_BOOTOBJS
  75     fprintf(stderr,"        --install\n");
  76 #endif
  77     fprintf(stderr,"  -l,   --list\n");
  78     fprintf(stderr,"  -r,   --read-partition     bootpartition.bin\n");
  79     fprintf(stderr,"  -w,   --write-partition    bootpartition.bin\n");
  80     fprintf(stderr,"  -rf,  --read-firmware      filename.ipod\n");
  81     fprintf(stderr,"  -rfb, --read-firmware-bin  filename.bin\n");
  82     fprintf(stderr,"  -wf,  --write-firmware     filename.ipod\n");
  83     fprintf(stderr,"  -wfb, --write-firmware-bin filename.bin\n");
  84 #ifdef WITH_BOOTOBJS
  85     fprintf(stderr,"  -we,  --write-embedded\n");
  86 #endif
  87     fprintf(stderr,"  -a,   --add-bootloader     filename.ipod\n");
  88     fprintf(stderr,"  -ab,  --add-bootloader-bin filename.bin\n");
  89     fprintf(stderr,"  -d,   --delete-bootloader\n");
  90     fprintf(stderr,"  -f,   --format\n");
  91     fprintf(stderr,"  -c,   --convert\n");
  92     fprintf(stderr,"        --read-aupd          filename.bin\n");
  93     fprintf(stderr,"        --write-aupd         filename.bin\n");
  94     fprintf(stderr,"\n");
  95
  96 #ifdef __WIN32__
  97     fprintf(stderr,"DISKNO is the number (e.g. 2) Windows has assigned to your ipod's hard disk.\n");
  98     fprintf(stderr,"The first hard disk in your computer (i.e. C:\\) will be disk 0, the next disk\n");
  99     fprintf(stderr,"will be disk 1 etc.  ipodpatcher will refuse to access a disk unless it\n");
 100     fprintf(stderr,"can identify it as being an ipod.\n");
 101     fprintf(stderr,"\n");
 102 #else
 103 #if defined(linux) || defined (__linux)
 104     fprintf(stderr,"\"device\" is the device node (e.g. /dev/sda) assigned to your ipod.\n");
 105 #elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
 106     fprintf(stderr,"\"device\" is the device node (e.g. /dev/da1) assigned to your ipod.\n");
 107 #elif defined(__APPLE__) && defined(__MACH__)
 108     fprintf(stderr,"\"device\" is the device node (e.g. /dev/disk1) assigned to your ipod.\n");
 109 #endif
 110     fprintf(stderr,"ipodpatcher will refuse to access a disk unless it can identify it as being\n");
 111     fprintf(stderr,"an ipod.\n");
 112 #endif
 113 }
 114
 115 void display_partinfo(struct ipod_t* ipod)
 116 {
 117     int i;
 118     double sectors_per_MB = (1024.0*1024.0)/ipod->sector_size;
 119
 120     printf("[INFO] Part    Start Sector    End Sector   Size (MB)   Type\n");
 121     for ( i = 0; i < 4; i++ ) {
 122         if (ipod->pinfo[i].start != 0) {
 123             printf("[INFO]    %d      %10ld    %10ld  %10.1f   %s (0x%02x)\n",
 124                    i,
 125                    (long int)ipod->pinfo[i].start,
 126                    (long int)ipod->pinfo[i].start+ipod->pinfo[i].size-1,
 127                    ipod->pinfo[i].size/sectors_per_MB,
 128                    get_parttype(ipod->pinfo[i].type),
 129                    (int)ipod->pinfo[i].type);
 130         }
 131     }
 132 }
 133
 134
 135 int main(int argc, char* argv[])
 136 {
 137     char yesno[4];
 138     int i;
 139     int n;
 140     int infile, outfile;
 141     unsigned int inputsize;
 142     char* filename;
 143     int action = SHOW_INFO;
 144     int type;
 145     struct ipod_t ipod;
 146
 147     fprintf(stderr,"ipodpatcher v" VERSION " - (C) Dave Chapman 2006-2007\n");
 148     fprintf(stderr,"This is free software; see the source for copying conditions.  There is NO\n");
 149     fprintf(stderr,"warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\n");
 150
 151     if ((argc > 1) && ((strcmp(argv[1],"-h")==0) || (strcmp(argv[1],"--help")==0))) {
 152         print_usage();
 153         return 1;
 154     }
 155
 156     if (ipod_alloc_buffer(&ipod_sectorbuf,BUFFER_SIZE) < 0) {
 157         fprintf(stderr,"Failed to allocate memory buffer\n");
 158     }
 159
 160     if ((argc > 1) && (strcmp(argv[1],"--scan")==0)) {
 161         if (ipod_scan(&ipod) == 0)
 162             fprintf(stderr,"[ERR]  No ipods found.\n");
 163         return 0;
 164     }
 165
 166     /* If the first parameter doesn't start with -, then we interpret it as a device */
 167     if ((argc > 1) && (argv[1][0] != '-')) {
 168         ipod.diskname[0]=0;
 169 #ifdef __WIN32__
 170         snprintf(ipod.diskname,sizeof(ipod.diskname),"\\\\.\\PhysicalDrive%s",argv[1]);
 171 #else
 172         strncpy(ipod.diskname,argv[1],sizeof(ipod.diskname));
 173 #endif
 174         i = 2;
 175     } else {
 176         /* Autoscan for ipods */
 177         n = ipod_scan(&ipod);
 178         if (n==0) {
 179             fprintf(stderr,"[ERR]  No ipods found, aborting\n");
 180             fprintf(stderr,"[ERR]  Please connect your ipod and ensure it is in disk mode\n");
 181 #if defined(__APPLE__) && defined(__MACH__)
 182             fprintf(stderr,"[ERR]  Also ensure that itunes is closed, and that your ipod is not mounted.\n");
 183 #elif !defined(__WIN32__)
 184             if (geteuid()!=0) {
 185                 fprintf(stderr,"[ERR]  You may also need to run ipodpatcher as root.\n");
 186             }
 187 #endif
 188             fprintf(stderr,"[ERR]  Please refer to the Rockbox manual if you continue to have problems.\n");
 189         } else if (n > 1) {
 190             fprintf(stderr,"[ERR]  %d ipods found, aborting\n",n);
 191             fprintf(stderr,"[ERR]  Please connect only one ipod and re-run ipodpatcher.\n");
 192         }
 193
 194         if (n != 1) {
 195 #ifdef WITH_BOOTOBJS
 196             if (argc==1) {
 197                 printf("\nPress ENTER to exit ipodpatcher :");
 198                 fgets(yesno,4,stdin);
 199             }
 200 #endif
 201             return 0;
 202         }
 203
 204         i = 1;
 205     }
 206
 207 #ifdef WITH_BOOTOBJS
 208     action = INTERACTIVE;
 209 #else
 210     action = NONE;
 211 #endif
 212
 213     while (i < argc) {
 214         if ((strcmp(argv[i],"-l")==0) || (strcmp(argv[i],"--list")==0)) {
 215             action = LIST_IMAGES;
 216             i++;
 217 #ifdef WITH_BOOTOBJS
 218         } else if (strcmp(argv[i],"--install")==0) {
 219             action = INSTALL;
 220             i++;
 221 #endif
 222         } else if ((strcmp(argv[i],"-d")==0) ||
 223                    (strcmp(argv[i],"--delete-bootloader")==0)) {
 224             action = DELETE_BOOTLOADER;
 225             i++;
 226         } else if ((strcmp(argv[i],"-a")==0) ||
 227                    (strcmp(argv[i],"--add-bootloader")==0)) {
 228             action = ADD_BOOTLOADER;
 229             type = FILETYPE_DOT_IPOD;
 230             i++;
 231             if (i == argc) { print_usage(); return 1; }
 232             filename=argv[i];
 233             i++;
 234         } else if ((strcmp(argv[i],"-ab")==0) ||
 235                    (strcmp(argv[i],"--add-bootloader-bin")==0)) {
 236             action = ADD_BOOTLOADER;
 237             type = FILETYPE_DOT_BIN;
 238             i++;
 239             if (i == argc) { print_usage(); return 1; }
 240             filename=argv[i];
 241             i++;
 242         } else if ((strcmp(argv[i],"-rf")==0) ||
 243                    (strcmp(argv[i],"--read-firmware")==0)) {
 244             action = READ_FIRMWARE;
 245             type = FILETYPE_DOT_IPOD;
 246             i++;
 247             if (i == argc) { print_usage(); return 1; }
 248             filename=argv[i];
 249             i++;
 250         } else if ((strcmp(argv[i],"-rfb")==0) ||
 251                    (strcmp(argv[i],"--read-firmware-bin")==0)) {
 252             action = READ_FIRMWARE;
 253             type = FILETYPE_DOT_BIN;
 254             i++;
 255             if (i == argc) { print_usage(); return 1; }
 256             filename=argv[i];
 257             i++;
 258 #ifdef WITH_BOOTOBJS
 259         } else if ((strcmp(argv[i],"-we")==0) ||
 260                    (strcmp(argv[i],"--write-embedded")==0)) {
 261             action = WRITE_FIRMWARE;
 262             type = FILETYPE_INTERNAL;
 263             filename="[embedded bootloader]";  /* Only displayed for user */
 264             i++;
 265 #endif
 266         } else if ((strcmp(argv[i],"-wf")==0) ||
 267                    (strcmp(argv[i],"--write-firmware")==0)) {
 268             action = WRITE_FIRMWARE;
 269             type = FILETYPE_DOT_IPOD;
 270             i++;
 271             if (i == argc) { print_usage(); return 1; }
 272             filename=argv[i];
 273             i++;
 274         } else if ((strcmp(argv[i],"-wfb")==0) ||
 275                    (strcmp(argv[i],"--write-firmware-bin")==0)) {
 276             action = WRITE_FIRMWARE;
 277             type = FILETYPE_DOT_BIN;
 278             i++;
 279             if (i == argc) { print_usage(); return 1; }
 280             filename=argv[i];
 281             i++;
 282         } else if ((strcmp(argv[i],"-r")==0) ||
 283                    (strcmp(argv[i],"--read-partition")==0)) {
 284             action = READ_PARTITION;
 285             i++;
 286             if (i == argc) { print_usage(); return 1; }
 287             filename=argv[i];
 288             i++;
 289         } else if ((strcmp(argv[i],"-w")==0) ||
 290                    (strcmp(argv[i],"--write-partition")==0)) {
 291             action = WRITE_PARTITION;
 292             i++;
 293             if (i == argc) { print_usage(); return 1; }
 294             filename=argv[i];
 295             i++;
 296         } else if ((strcmp(argv[i],"-v")==0) ||
 297                    (strcmp(argv[i],"--verbose")==0)) {
 298             ipod_verbose++;
 299             i++;
 300         } else if ((strcmp(argv[i],"-f")==0) ||
 301                    (strcmp(argv[i],"--format")==0)) {
 302             action = FORMAT_PARTITION;
 303             i++;
 304         } else if (strcmp(argv[i],"--read-aupd")==0) {
 305             action = READ_AUPD;
 306             i++;
 307             if (i == argc) { print_usage(); return 1; }
 308             filename=argv[i];
 309             i++;
 310         } else if (strcmp(argv[i],"--write-aupd")==0) {
 311             action = WRITE_AUPD;
 312             i++;
 313             if (i == argc) { print_usage(); return 1; }
 314             filename=argv[i];
 315             i++;
 316         } else if ((strcmp(argv[i],"-c")==0) ||
 317                    (strcmp(argv[i],"--convert")==0)) {
 318             action = CONVERT_TO_FAT32;
 319             i++;
 320         } else {
 321             print_usage(); return 1;
 322         }
 323     }
 324
 325     if (ipod.diskname[0]==0) {
 326         print_usage();
 327         return 1;
 328     }
 329
 330     if (ipod_open(&ipod, 0) < 0) {
 331         return 1;
 332     }
 333
 334     fprintf(stderr,"[INFO] Reading partition table from %s\n",ipod.diskname);
 335     fprintf(stderr,"[INFO] Sector size is %d bytes\n",ipod.sector_size);
 336
 337     if (read_partinfo(&ipod,0) < 0) {
 338         return 2;
 339     }
 340
 341     display_partinfo(&ipod);
 342
 343     if (ipod.pinfo[0].start==0) {
 344         fprintf(stderr,"[ERR]  No partition 0 on disk:\n");
 345         display_partinfo(&ipod);
 346         return 3;
 347     }
 348
 349     read_directory(&ipod);
 350
 351     if (ipod.nimages <= 0) {
 352         fprintf(stderr,"[ERR]  Failed to read firmware directory - nimages=%d\n",ipod.nimages);
 353         return 1;
 354     }
 355
 356     if (getmodel(&ipod,(ipod.ipod_directory[0].vers>>8)) < 0) {
 357         fprintf(stderr,"[ERR] Unknown version number in firmware (%08x)\n",
 358                        ipod.ipod_directory[0].vers);
 359         return -1;
 360     }
 361
 362     printf("[INFO] Ipod model: %s (\"%s\")\n",ipod.modelstr,
 363            ipod.macpod ? "macpod" : "winpod");
 364
 365     if (ipod.ipod_directory[0].vers == 0x10000) {
 366         fprintf(stderr,"[ERR]  *** ipodpatcher does not support the 2nd Generation Nano! ***\n");
 367 #ifdef WITH_BOOTOBJS
 368         printf("Press ENTER to exit ipodpatcher :");
 369         fgets(yesno,4,stdin);
 370 #endif
 371         return 0;
 372     }
 373
 374     if (ipod.macpod) {
 375         print_macpod_warning();
 376     }
 377
 378     if (action==LIST_IMAGES) {
 379         list_images(&ipod);
 380 #ifdef WITH_BOOTOBJS
 381     } else if (action==INTERACTIVE) {
 382
 383         printf("Enter i to install the Rockbox bootloader, u to uninstall\n or c to cancel and do nothing (i/u/c) :");
 384
 385         if (fgets(yesno,4,stdin)) {
 386             if (yesno[0]=='i') {
 387                 if (ipod_reopen_rw(&ipod) < 0) {
 388                     return 5;
 389                 }
 390
 391                 if (add_bootloader(&ipod, NULL, FILETYPE_INTERNAL)==0) {
 392                     fprintf(stderr,"[INFO] Bootloader installed successfully.\n");
 393                 } else {
 394                     fprintf(stderr,"[ERR]  --install failed.\n");
 395                 }
 396             } else if (yesno[0]=='u') {
 397                 if (ipod_reopen_rw(&ipod) < 0) {
 398                     return 5;
 399                 }
 400
 401                 if (delete_bootloader(&ipod)==0) {
 402                     fprintf(stderr,"[INFO] Bootloader removed.\n");
 403                 } else {
 404                     fprintf(stderr,"[ERR]  Bootloader removal failed.\n");
 405                 }
 406             }
 407         }
 408 #endif
 409     } else if (action==DELETE_BOOTLOADER) {
 410         if (ipod_reopen_rw(&ipod) < 0) {
 411             return 5;
 412         }
 413
 414         if (ipod.ipod_directory[0].entryOffset==0) {
 415             fprintf(stderr,"[ERR]  No bootloader detected.\n");
 416         } else {
 417             if (delete_bootloader(&ipod)==0) {
 418                 fprintf(stderr,"[INFO] Bootloader removed.\n");
 419             } else {
 420                 fprintf(stderr,"[ERR]  --delete-bootloader failed.\n");
 421             }
 422         }
 423     } else if (action==ADD_BOOTLOADER) {
 424         if (ipod_reopen_rw(&ipod) < 0) {
 425             return 5;
 426         }
 427
 428         if (add_bootloader(&ipod, filename, type)==0) {
 429             fprintf(stderr,"[INFO] Bootloader %s written to device.\n",filename);
 430         } else {
 431             fprintf(stderr,"[ERR]  --add-bootloader failed.\n");
 432         }
 433 #ifdef WITH_BOOTOBJS
 434     } else if (action==INSTALL) {
 435         if (ipod_reopen_rw(&ipod) < 0) {
 436             return 5;
 437         }
 438
 439         if (add_bootloader(&ipod, NULL, FILETYPE_INTERNAL)==0) {
 440             fprintf(stderr,"[INFO] Bootloader installed successfully.\n");
 441         } else {
 442             fprintf(stderr,"[ERR]  --install failed.\n");
 443         }
 444 #endif
 445     } else if (action==WRITE_FIRMWARE) {
 446         if (ipod_reopen_rw(&ipod) < 0) {
 447             return 5;
 448         }
 449
 450         if (write_firmware(&ipod, filename,type)==0) {
 451             fprintf(stderr,"[INFO] Firmware %s written to device.\n",filename);
 452         } else {
 453             fprintf(stderr,"[ERR]  --write-firmware failed.\n");
 454         }
 455     } else if (action==READ_FIRMWARE) {
 456         if (read_firmware(&ipod, filename, type)==0) {
 457             fprintf(stderr,"[INFO] Firmware read to file %s.\n",filename);
 458         } else {
 459             fprintf(stderr,"[ERR]  --read-firmware failed.\n");
 460         }
 461     } else if (action==READ_AUPD) {
 462         if (read_aupd(&ipod, filename)==0) {
 463             fprintf(stderr,"[INFO] AUPD image read to file %s.\n",filename);
 464         } else {
 465             fprintf(stderr,"[ERR]  --read-aupd failed.\n");
 466         }
 467     } else if (action==WRITE_AUPD) {
 468         if (ipod_reopen_rw(&ipod) < 0) {
 469             return 5;
 470         }
 471
 472         if (write_aupd(&ipod, filename)==0) {
 473             fprintf(stderr,"[INFO] AUPD image %s written to device.\n",filename);
 474         } else {
 475             fprintf(stderr,"[ERR]  --write-aupd failed.\n");
 476         }
 477     } else if (action==READ_PARTITION) {
 478         outfile = open(filename,O_CREAT|O_TRUNC|O_WRONLY|O_BINARY,S_IREAD|S_IWRITE);
 479         if (outfile < 0) {
 480            perror(filename);
 481            return 4;
 482         }
 483
 484         if (read_partition(&ipod, outfile) < 0) {
 485             fprintf(stderr,"[ERR]  --read-partition failed.\n");
 486         } else {
 487             fprintf(stderr,"[INFO] Partition extracted to %s.\n",filename);
 488         }
 489         close(outfile);
 490     } else if (action==WRITE_PARTITION) {
 491         if (ipod_reopen_rw(&ipod) < 0) {
 492             return 5;
 493         }
 494
 495         infile = open(filename,O_RDONLY|O_BINARY);
 496         if (infile < 0) {
 497             perror(filename);
 498             return 2;
 499         }
 500
 501         /* Check filesize is <= partition size */
 502         inputsize=filesize(infile);
 503         if (inputsize > 0) {
 504             if (inputsize <= (ipod.pinfo[0].size*ipod.sector_size)) {
 505                 fprintf(stderr,"[INFO] Input file is %u bytes\n",inputsize);
 506                 if (write_partition(&ipod,infile) < 0) {
 507                     fprintf(stderr,"[ERR]  --write-partition failed.\n");
 508                 } else {
 509                     fprintf(stderr,"[INFO] %s restored to partition\n",filename);
 510                 }
 511             } else {
 512                 fprintf(stderr,"[ERR]  File is too large for firmware partition, aborting.\n");
 513             }
 514         }
 515
 516         close(infile);
 517     } else if (action==FORMAT_PARTITION) {
 518         printf("WARNING!!! YOU ARE ABOUT TO USE AN EXPERIMENTAL FEATURE.\n");
 519         printf("ALL DATA ON YOUR IPOD WILL BE ERASED.\n");
 520         printf("Are you sure you want to format your ipod? (y/n):");
 521
 522         if (fgets(yesno,4,stdin)) {
 523             if (yesno[0]=='y') {
 524                 if (ipod_reopen_rw(&ipod) < 0) {
 525                     return 5;
 526                 }
 527
 528                 if (format_partition(&ipod,1) < 0) {
 529                     fprintf(stderr,"[ERR]  Format failed.\n");
 530                 }
 531             } else {
 532                 fprintf(stderr,"[INFO] Format cancelled.\n");
 533             }
 534         }
 535     } else if (action==CONVERT_TO_FAT32) {
 536         if (!ipod.macpod) {
 537             printf("[ERR]  Ipod is already FAT32, aborting\n");
 538         } else {
 539             printf("WARNING!!! YOU ARE ABOUT TO USE AN EXPERIMENTAL FEATURE.\n");
 540             printf("ALL DATA ON YOUR IPOD WILL BE ERASED.\n");
 541             printf("Are you sure you want to convert your ipod to FAT32? (y/n):");
 542
 543             if (fgets(yesno,4,stdin)) {
 544                 if (yesno[0]=='y') {
 545                     if (ipod_reopen_rw(&ipod) < 0) {
 546                         return 5;
 547                     }
 548
 549                     if (write_dos_partition_table(&ipod) < 0) {
 550                         fprintf(stderr,"[ERR]  Partition conversion failed.\n");
 551                     }
 552
 553                     if (format_partition(&ipod,1) < 0) {
 554                         fprintf(stderr,"[ERR]  Format failed.\n");
 555                     }
 556                 } else {
 557                     fprintf(stderr,"[INFO] Format cancelled.\n");
 558                 }
 559             }
 560         }
 561     }
 562
 563     ipod_close(&ipod);
 564
 565 #ifdef WITH_BOOTOBJS
 566     if (action==INTERACTIVE) {
 567         printf("Press ENTER to exit ipodpatcher :");
 568         fgets(yesno,4,stdin);
 569     }
 570 #endif
 571
 572
 573     return 0;
 574 }