sbin/newfs_msdos/mkfs_msdos.h

   1 /*      $FreeBSD: head/sbin/newfs_msdos/mkfs_msdos.h 291218 2015-11-23 18:56:10Z emaste $       */
   2 /*      $NetBSD: mkfs_msdos.h,v 1.3 2015/10/16 17:38:17 christos Exp $  */
   3
   4 /*-
   5  * Copyright (c) 2013 The NetBSD Foundation, Inc.
   6  * All rights reserved.
   7  *
   8  * This code is derived from software contributed to The NetBSD Foundation
   9  * by Christos Zoulas.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  30  * POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #include <sys/types.h>
  34 #include <stdbool.h>
  35 #define ALLOPTS \
  36 AOPT('@', off_t, offset, 0, "Offset in device") \
  37 AOPT('B', const char *, bootstrap, -1, "Bootstrap file") \
  38 AOPT('C', off_t, create_size, 0, "Create file") \
  39 AOPT('F', uint8_t,  fat_type, 12, "FAT type (12, 16, or 32)") \
  40 AOPT('I', uint32_t, volume_id, 0, "Volume ID") \
  41 AOPT('L', const char *, volume_label, -1, "Volume Label") \
  42 AOPT('N', bool, no_create, -2, "Don't create filesystem, print params only") \
  43 AOPT('O', const char *, OEM_string, -1, "OEM string") \
  44 AOPT('S', uint16_t, bytes_per_sector, 1, "Bytes per sector") \
  45 AOPT('a', uint32_t, sectors_per_fat, 1, "Sectors per FAT") \
  46 AOPT('b', uint32_t, block_size, 1, "Block size") \
  47 AOPT('c', uint8_t, sectors_per_cluster, 1, "Sectors per cluster") \
  48 AOPT('e', uint16_t, directory_entries, 1, "Directory entries") \
  49 AOPT('f', const char *, floppy, -1, "Standard format floppies (160,180,320,360,640,720,1200,1232,1440,2880)") \
  50 AOPT('h', uint16_t, drive_heads, 1, "Drive heads") \
  51 AOPT('i', uint16_t, info_sector, 1, "Info sector") \
  52 AOPT('k', uint16_t, backup_sector, 1, "Backup sector") \
  53 AOPT('m', uint8_t, media_descriptor, 0, "Media descriptor") \
  54 AOPT('n', uint8_t, num_FAT, 1, "Number of FATs") \
  55 AOPT('o', uint32_t, hidden_sectors, 0, "Hidden sectors") \
  56 AOPT('r', uint16_t, reserved_sectors, 1, "Reserved sectors") \
  57 AOPT('s', uint32_t, size, 1, "File System size") \
  58 AOPT('u', uint16_t, sectors_per_track, 1, "Sectors per track")
  59
  60 struct msdos_options {
  61 #define AOPT(_opt, _type, _name, _min, _desc) _type _name;
  62 ALLOPTS
  63 #undef AOPT
  64         uint32_t volume_id_set:1;
  65         uint32_t media_descriptor_set:1;
  66         uint32_t hidden_sectors_set:1;
  67 };
  68
  69 int mkfs_msdos(const char *, const char *, const struct msdos_options *);