src/add-ons/kernel/file_systems/bfs/bfs_disk_system.cpp

   1 /*
   2  * Copyright 2007-2008, Ingo Weinhold, ingo_weinhold@gmx.de.
   3  * Distributed under the terms of the MIT License.
   4  */
   5
   6 #include "bfs_disk_system.h"
   7
   8 #include "bfs.h"
   9 #include "Volume.h"
  10
  11
  12 status_t
  13 parse_initialize_parameters(const char* parameterString,
  14         initialize_parameters& parameters)
  15 {
  16         parameters.flags = 0;
  17         parameters.verbose = false;
  18
  19         void *handle = parse_driver_settings_string(parameterString);
  20         if (handle == NULL)
  21                 return B_ERROR;
  22
  23         if (get_driver_boolean_parameter(handle, "noindex", false, true))
  24                 parameters.flags |= VOLUME_NO_INDICES;
  25         if (get_driver_boolean_parameter(handle, "verbose", false, true))
  26                 parameters.verbose = true;
  27
  28         const char *string = get_driver_parameter(handle, "block_size",
  29                 NULL, NULL);
  30         uint32 blockSize = 2048;
  31         if (string != NULL)
  32                 blockSize = strtoul(string, NULL, 0);
  33
  34         delete_driver_settings(handle);
  35
  36         if (blockSize != 1024 && blockSize != 2048 && blockSize != 4096
  37                 && blockSize != 8192) {
  38                 return B_BAD_VALUE;
  39         }
  40
  41         parameters.blockSize = blockSize;
  42
  43         return B_OK;
  44 }
  45
  46
  47 status_t
  48 check_volume_name(const char* name)
  49 {
  50         if (name == NULL || strlen(name) >= BFS_DISK_NAME_LENGTH
  51                 || strchr(name, '/') != NULL) {
  52                 return B_BAD_VALUE;
  53         }
  54
  55         return B_OK;
  56 }
  57