From b750101eb236130cf056c675997decbac904cc49 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 17:35:18 +0200 Subject: Adding upstream version 252.22. Signed-off-by: Daniel Baumann --- src/shared/bootspec.h | 129 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 129 insertions(+) create mode 100644 src/shared/bootspec.h (limited to 'src/shared/bootspec.h') diff --git a/src/shared/bootspec.h b/src/shared/bootspec.h new file mode 100644 index 0000000..7f5d496 --- /dev/null +++ b/src/shared/bootspec.h @@ -0,0 +1,129 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#pragma once + +#include +#include +#include +#include + +#include "json.h" +#include "set.h" +#include "string-util.h" + +typedef enum BootEntryType { + BOOT_ENTRY_CONF, /* Boot Loader Specification Type #1 entries: *.conf files */ + BOOT_ENTRY_UNIFIED, /* Boot Loader Specification Type #2 entries: *.efi files */ + BOOT_ENTRY_LOADER, /* Additional entries augmented from LoaderEntries EFI variable (regular entries) */ + BOOT_ENTRY_LOADER_AUTO, /* Additional entries augmented from LoaderEntries EFI variable (special "automatic" entries) */ + _BOOT_ENTRY_TYPE_MAX, + _BOOT_ENTRY_TYPE_INVALID = -EINVAL, +} BootEntryType; + +typedef struct BootEntry { + BootEntryType type; + bool reported_by_loader; + char *id; /* This is the file basename (including extension!) */ + char *id_old; /* Old-style ID, for deduplication purposes. */ + char *path; /* This is the full path to the drop-in file */ + char *root; /* The root path in which the drop-in was found, i.e. to which 'kernel', 'efi' and 'initrd' are relative */ + char *title; + char *show_title; + char *sort_key; + char *version; + char *machine_id; + char *architecture; + char **options; + char *kernel; /* linux is #defined to 1, yikes! */ + char *efi; + char **initrd; + char *device_tree; + char **device_tree_overlay; + unsigned tries_left; + unsigned tries_done; +} BootEntry; + +#define BOOT_ENTRY_INIT(t) \ + { \ + .type = (t), \ + .tries_left = UINT_MAX, \ + .tries_done = UINT_MAX, \ + } + +typedef struct BootConfig { + char *default_pattern; + char *timeout; + char *editor; + char *auto_entries; + char *auto_firmware; + char *console_mode; + char *random_seed_mode; + char *beep; + + char *entry_oneshot; + char *entry_default; + char *entry_selected; + + BootEntry *entries; + size_t n_entries; + + ssize_t default_entry; + ssize_t selected_entry; + + Set *inodes_seen; +} BootConfig; + +#define BOOT_CONFIG_NULL \ + { \ + .default_entry = -1, \ + .selected_entry = -1, \ + } + +const char* boot_entry_type_to_string(BootEntryType); + +BootEntry* boot_config_find_entry(BootConfig *config, const char *id); + +static inline const BootEntry* boot_config_default_entry(const BootConfig *config) { + assert(config); + + if (config->default_entry < 0) + return NULL; + + assert((size_t) config->default_entry < config->n_entries); + return config->entries + config->default_entry; +} + +void boot_config_free(BootConfig *config); + +int boot_loader_read_conf(BootConfig *config, FILE *file, const char *path); + +int boot_config_load_type1( + BootConfig *config, + FILE *f, + const char *root, + const char *dir, + const char *id); + +int boot_config_finalize(BootConfig *config); +int boot_config_load(BootConfig *config, const char *esp_path, const char *xbootldr_path); +int boot_config_load_auto(BootConfig *config, const char *override_esp_path, const char *override_xbootldr_path); +int boot_config_augment_from_loader(BootConfig *config, char **list, bool only_auto); + +int boot_config_select_special_entries(BootConfig *config, bool skip_efivars); + +static inline const char* boot_entry_title(const BootEntry *entry) { + assert(entry); + + return ASSERT_PTR(entry->show_title ?: entry->title ?: entry->id); +} + +int show_boot_entry( + const BootEntry *e, + bool show_as_default, + bool show_as_selected, + bool show_reported); +int show_boot_entries( + const BootConfig *config, + JsonFormatFlags json_format); + +int boot_filename_extract_tries(const char *fname, char **ret_stripped, unsigned *ret_tries_left, unsigned *ret_tries_done); -- cgit v1.2.3