src/installer/hw.h

   1 /*#############################################################################
   2 #                                                                             #
   3 # IPFire - An Open Source Firewall Distribution                               #
   4 # Copyright (C) 2014 IPFire development team                                  #
   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 3 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
  21 #ifndef HEADER_HW_H
  22 #define HEADER_HW_H
  23
  24 #include <libudev.h>
  25
  26 #define DESTINATION_MOUNT_PATH        "/harddisk"
  27 #define SOURCE_MOUNT_PATH "/cdrom"
  28 #define SOURCE_TEST_FILE  SOURCE_MOUNT_PATH "/" VERSION ".media"
  29
  30 #define HW_MAX_DISKS                 32
  31 #define STRING_SIZE                1024
  32 #define DEV_SIZE                    128
  33
  34 #define HW_PATH_BOOT                  "/boot"
  35 #define HW_PATH_DATA                  "/var"
  36
  37 #define HW_PART_TYPE_NORMAL           0
  38 #define HW_PART_TYPE_RAID1            1
  39
  40 #define HW_PART_TABLE_MSDOS           0
  41 #define HW_PART_TABLE_GPT             1
  42
  43 #define HW_FS_SWAP                    0
  44 #define HW_FS_REISERFS                1
  45 #define HW_FS_EXT4                    2
  46 #define HW_FS_EXT4_WO_JOURNAL         3
  47 #define HW_FS_XFS                     4
  48
  49 #define HW_FS_DEFAULT                 HW_FS_EXT4
  50
  51 #define RAID_METADATA                 "1.0"
  52
  53 #define BYTES2MB(x) ((x) / 1024 / 1024)
  54 #define MB2BYTES(x) ((unsigned long long)(x) * 1024 * 1024)
  55
  56 struct hw {
  57         struct udev *udev;
  58 };
  59
  60 struct hw_disk {
  61         char path[DEV_SIZE];
  62         unsigned long long size;
  63
  64         char description[STRING_SIZE];
  65         char vendor[STRING_SIZE];
  66         char model[STRING_SIZE];
  67
  68         // Reference counter
  69         int ref;
  70 };
  71
  72 struct hw_destination {
  73         char path[DEV_SIZE];
  74
  75         int is_raid;
  76         int raid_level;
  77         const struct hw_disk* disk1;
  78         const struct hw_disk* disk2;
  79
  80         int part_table;
  81         char part_bootldr[DEV_SIZE];
  82         char part_boot[DEV_SIZE];
  83         char part_swap[DEV_SIZE];
  84         char part_root[DEV_SIZE];
  85         char part_data[DEV_SIZE];
  86         int part_boot_idx;
  87
  88         int filesystem;
  89
  90         unsigned long long size;
  91         unsigned long long size_bootldr;
  92         unsigned long long size_boot;
  93         unsigned long long size_swap;
  94         unsigned long long size_root;
  95         unsigned long long size_data;
  96 };
  97
  98 struct hw* hw_init();
  99 void hw_free(struct hw* hw);
 100
 101 int hw_mount(const char* source, const char* target, const char* fs, int flags);
 102 int hw_umount(const char* target);
 103
 104 char* hw_find_source_medium(struct hw* hw);
 105
 106 struct hw_disk** hw_find_disks(struct hw* hw);
 107 void hw_free_disks(struct hw_disk** disks);
 108 unsigned int hw_count_disks(struct hw_disk** disks);
 109 struct hw_disk** hw_select_disks(struct hw_disk** disks, int* selection);
 110
 111 struct hw_destination* hw_make_destination(int part_type, struct hw_disk** disks);
 112
 113 unsigned long long hw_memory();
 114
 115 int hw_create_partitions(struct hw_destination* dest, const char* output);
 116 int hw_create_filesystems(struct hw_destination* dest, const char* output);
 117
 118 int hw_mount_filesystems(struct hw_destination* dest, const char* prefix);
 119 int hw_umount_filesystems(struct hw_destination* dest, const char* prefix);
 120
 121 int hw_setup_raid(struct hw_destination* dest, const char* output);
 122 int hw_stop_all_raid_arrays(const char* output);
 123
 124 int hw_install_bootloader(struct hw_destination* dest, const char* output);
 125 int hw_write_fstab(struct hw_destination* dest);
 126
 127 void hw_sync();
 128
 129 #endif /* HEADER_HW_H */