libmisc/shell/main_msdosfmt.c

0001 /*
0002  *  The license and distribution terms for this file may be
0003  *  found in the file LICENSE in this distribution or at
0004  *  http://www.rtems.org/license/LICENSE.
0005  */
0006
0007 #ifdef HAVE_CONFIG_H
0008 #include "config.h"
0009 #endif
0010
0011 #include <stdio.h>
0012 #include <unistd.h>
0013 #include <string.h>
0014 #include <errno.h>
0015 #include <inttypes.h>
0016
0017 #include <rtems.h>
0018 #include <rtems/shell.h>
0019 #include <rtems/stringto.h>
0020 #include <rtems/shellconfig.h>
0021 #include <rtems/dosfs.h>
0022 #include <rtems/fsmount.h>
0023 #include "internal.h"
0024
0025 static int rtems_shell_main_msdos_format(
0026   int   argc,
0027   char *argv[]
0028 )
0029 {
0030   msdos_format_request_param_t rqdata = {
0031     .OEMName =             "RTEMS",
0032     .VolLabel =            "RTEMSDisk",
0033     .sectors_per_cluster = 0,
0034     .fat_num =             0,
0035     .files_per_root_dir =  0,
0036     .media =               0,
0037     .quick_format =        TRUE,
0038     .skip_alignment =      0,
0039     .info_level =          0
0040   };
0041
0042   unsigned long tmp;
0043   const char*   driver = NULL;
0044   int           arg;
0045
0046   for (arg = 1; arg < argc; arg++) {
0047     if (argv[arg][0] == '-') {
0048       switch (argv[arg][1]) {
0049         case 'V':
0050           arg++;
0051           if (arg == argc) {
0052             fprintf (stderr, "error: no volume label.\n");
0053             return 1;
0054           }
0055           rqdata.VolLabel = argv[arg];
0056           break;
0057
0058         case 's':
0059           arg++;
0060           if (arg == argc) {
0061             fprintf (stderr, "error: sectors per cluster count.\n");
0062             return 1;
0063           }
0064
0065           if ( rtems_string_to_unsigned_long(argv[arg], &tmp, NULL, 0) ) {
0066             printf(
0067               "sector per cluster argument (%s) is not a number\n",
0068                argv[arg]
0069             );
0070             return -1;
0071           }
0072
0073           rqdata.sectors_per_cluster = (uint32_t) tmp;
0074           break;
0075
0076         case 'r':
0077           arg++;
0078           if (arg == argc) {
0079             fprintf (stderr, "error: no root directory size.\n");
0080             return 1;
0081           }
0082
0083           if ( rtems_string_to_unsigned_long(argv[arg], &tmp, NULL, 0) ) {
0084             printf(
0085               "root directory size argument (%s) is not a number\n",
0086                argv[arg]
0087             );
0088             return -1;
0089           }
0090
0091           rqdata.files_per_root_dir = (uint32_t) tmp;
0092           break;
0093
0094         case 'v':
0095           rqdata.info_level++;
0096           break;
0097
0098         default:
0099           fprintf (stderr, "error: invalid option: %s\n", argv[arg]);
0100           return 1;
0101
0102       }
0103     } else {
0104       if (!driver)
0105         driver = argv[arg];
0106       else {
0107         fprintf (stderr, "error: only one driver allowed: %s\n", argv[arg]);
0108         return 1;
0109       }
0110     }
0111   }
0112
0113   if (!driver) {
0114     fprintf (stderr, "error: no driver\n");
0115     return 1;
0116   }
0117
0118   printf ("msdos format: %s\n", driver);
0119
0120   if (rqdata.info_level)
0121   {
0122     printf (" %-20s: %s\n", "OEMName", "RTEMS");
0123     printf (" %-20s: %s\n", "VolLabel", "RTEMSDisk");
0124     printf (" %-20s: %" PRIu32 "\n", "sectors per cluster", rqdata.sectors_per_cluster);
0125     printf (" %-20s: %" PRIu32 "\n", "fats", rqdata.fat_num);
0126     printf (" %-20s: %" PRIu32 "\n", "files per root dir", rqdata.files_per_root_dir);
0127     printf (" %-20s: %d\n", "media", rqdata.media);
0128     printf (" %-20s: %d\n", "quick_format", rqdata.quick_format);
0129     printf (" %-20s: %s\n", "skip_alignment", (0 == rqdata.skip_alignment) ? "false" : "true");
0130   }
0131
0132   if (msdos_format (driver, &rqdata) < 0) {
0133     fprintf (stderr, "error: format failed: %s\n", strerror (errno));
0134     return 1;
0135   }
0136
0137   printf ("msdos format successful\n");
0138
0139   return 0;
0140 }
0141
0142 #define OPTIONS "[-V label] [-s sectors/cluster] [-r size] [-v]"
0143
0144 rtems_shell_cmd_t rtems_shell_MSDOSFMT_Command = {
0145   "mkdos",                                   /* name */
0146   "mkdos " OPTIONS " path # format disk",    /* usage */
0147   "files",                                   /* topic */
0148   rtems_shell_main_msdos_format,             /* command */
0149   NULL,                                      /* alias */
0150   NULL                                       /* next */
0151 };
0152
0153 rtems_shell_cmd_t rtems_shell_MSDOSFMT_Alias = {
0154   "msdosfmt",                                /* name */
0155   NULL,                                      /* usage */
0156   "files",                                   /* topic */
0157   rtems_shell_main_msdos_format,             /* command */
0158   &rtems_shell_MSDOSFMT_Command,             /* alias */
0159   NULL                                       /* next */
0160 };