src/shared/bootspec.h

   1 /***
   2   This file is part of systemd.
   3
   4   Copyright 2017 Zbigniew Jędrzejewski-Szmek
   5
   6   systemd is free software; you can redistribute it and/or modify it
   7   under the terms of the GNU Lesser General Public License as published by
   8   the Free Software Foundation; either version 2.1 of the License, or
   9   (at your option) any later version.
  10
  11   systemd is distributed in the hope that it will be useful, but
  12   WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14   Lesser General Public License for more details.
  15
  16   You should have received a copy of the GNU Lesser General Public License
  17   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  18 ***/
  19
  20 #pragma once
  21
  22 #include <stdlib.h>
  23
  24 typedef struct BootEntry {
  25         char *filename;
  26
  27         char *title;
  28         char *show_title;
  29         char *version;
  30         char *machine_id;
  31         char *architecture;
  32         char **options;
  33         char *kernel;        /* linux is #defined to 1, yikes! */
  34         char *efi;
  35         char **initrd;
  36         char *device_tree;
  37 } BootEntry;
  38
  39 typedef struct BootConfig {
  40         char *default_pattern;
  41         char *timeout;
  42         char *editor;
  43         char *auto_entries;
  44         char *auto_firmware;
  45         char *console_mode;
  46
  47         char *entry_oneshot;
  48         char *entry_default;
  49
  50         BootEntry *entries;
  51         size_t n_entries;
  52         ssize_t default_entry;
  53 } BootConfig;
  54
  55 void boot_entry_free(BootEntry *entry);
  56 int boot_entry_load(const char *path, BootEntry *entry);
  57 int boot_entries_find(const char *dir, BootEntry **entries, size_t *n_entries);
  58
  59 int boot_loader_read_conf(const char *path, BootConfig *config);
  60 void boot_config_free(BootConfig *config);
  61 int boot_entries_load_config(const char *esp_path, BootConfig *config);
  62
  63 static inline const char* boot_entry_title(const BootEntry *entry) {
  64         return entry->show_title ?: entry->title ?: entry->filename;
  65 }
  66
  67 int find_esp_and_warn(const char *path, bool unprivileged_mode, char **ret_path, uint32_t *ret_part, uint64_t *ret_pstart, uint64_t *ret_psize, sd_id128_t *ret_uuid);