2017-11-18 17:09:20 +01:00
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/* SPDX-License-Identifier: LGPL-2.1+ */
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2013-01-19 04:20:23 +01:00
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#pragma once
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2018-01-17 10:25:42 +01:00
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#if ! ENABLE_EFI
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#include <errno.h>
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#endif
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2013-01-21 01:02:53 +01:00
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#include <stdbool.h>
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2015-12-03 21:13:37 +01:00
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#include <stddef.h>
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#include <stdint.h>
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2013-01-19 04:20:23 +01:00
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#include "sd-id128.h"
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2015-11-18 22:46:33 +01:00
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2013-01-21 01:02:53 +01:00
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#include "time-util.h"
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2013-01-19 04:20:23 +01:00
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2013-02-08 17:24:43 +01:00
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#define EFI_VENDOR_LOADER SD_ID128_MAKE(4a,67,b0,82,0a,4c,41,cf,b6,c7,44,0b,29,bb,8c,4f)
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#define EFI_VENDOR_GLOBAL SD_ID128_MAKE(8b,e4,df,61,93,ca,11,d2,aa,0d,00,e0,98,03,2b,8c)
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2015-02-08 17:18:30 +01:00
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#define EFI_VARIABLE_NON_VOLATILE 0x0000000000000001
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#define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x0000000000000002
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#define EFI_VARIABLE_RUNTIME_ACCESS 0x0000000000000004
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2013-02-08 17:24:43 +01:00
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2018-10-22 16:52:57 +02:00
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#define EFI_LOADER_FEATURE_CONFIG_TIMEOUT (UINT64_C(1) << 0)
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#define EFI_LOADER_FEATURE_CONFIG_TIMEOUT_ONE_SHOT (UINT64_C(1) << 1)
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#define EFI_LOADER_FEATURE_ENTRY_DEFAULT (UINT64_C(1) << 2)
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#define EFI_LOADER_FEATURE_ENTRY_ONESHOT (UINT64_C(1) << 3)
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#define EFI_LOADER_FEATURE_BOOT_COUNTING (UINT64_C(1) << 4)
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2017-10-03 10:41:51 +02:00
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#if ENABLE_EFI
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2015-04-10 19:44:06 +02:00
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2013-02-13 00:07:55 +01:00
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bool is_efi_boot(void);
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2015-04-10 19:43:36 +02:00
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bool is_efi_secure_boot(void);
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bool is_efi_secure_boot_setup_mode(void);
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2015-04-03 18:03:06 +02:00
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int efi_reboot_to_firmware_supported(void);
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int efi_get_reboot_to_firmware(void);
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int efi_set_reboot_to_firmware(bool value);
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2013-01-19 04:41:33 +01:00
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2013-01-19 04:20:23 +01:00
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int efi_get_variable(sd_id128_t vendor, const char *name, uint32_t *attribute, void **value, size_t *size);
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2013-02-13 00:07:55 +01:00
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int efi_get_variable_string(sd_id128_t vendor, const char *name, char **p);
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2018-10-22 19:58:26 +02:00
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int efi_set_variable(sd_id128_t vendor, const char *name, const void *value, size_t size);
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int efi_set_variable_string(sd_id128_t vendor, const char *name, const char *p);
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2013-02-08 17:24:43 +01:00
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2015-02-08 17:18:30 +01:00
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int efi_get_boot_option(uint16_t nr, char **title, sd_id128_t *part_uuid, char **path, bool *active);
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int efi_add_boot_option(uint16_t id, const char *title, uint32_t part, uint64_t pstart, uint64_t psize, sd_id128_t part_uuid, const char *path);
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int efi_remove_boot_option(uint16_t id);
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2013-02-13 00:07:55 +01:00
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int efi_get_boot_order(uint16_t **order);
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2015-02-08 17:18:30 +01:00
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int efi_set_boot_order(uint16_t *order, size_t n);
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2013-02-13 00:07:55 +01:00
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int efi_get_boot_options(uint16_t **options);
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2013-01-19 04:41:33 +01:00
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2013-09-24 00:23:35 +02:00
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int efi_loader_get_device_part_uuid(sd_id128_t *u);
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int efi_loader_get_boot_usec(usec_t *firmware, usec_t *loader);
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2015-02-08 17:18:30 +01:00
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2018-06-25 21:09:37 +02:00
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int efi_loader_get_entries(char ***ret);
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2018-10-22 19:59:45 +02:00
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bool efi_loader_entry_name_valid(const char *s);
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2018-10-22 16:52:57 +02:00
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int efi_loader_get_features(uint64_t *ret);
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2015-04-10 19:44:06 +02:00
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#else
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static inline bool is_efi_boot(void) {
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return false;
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}
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static inline bool is_efi_secure_boot(void) {
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return false;
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}
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static inline bool is_efi_secure_boot_setup_mode(void) {
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return false;
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}
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static inline int efi_reboot_to_firmware_supported(void) {
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return -EOPNOTSUPP;
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}
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static inline int efi_get_reboot_to_firmware(void) {
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return -EOPNOTSUPP;
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}
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static inline int efi_set_reboot_to_firmware(bool value) {
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return -EOPNOTSUPP;
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}
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static inline int efi_get_variable(sd_id128_t vendor, const char *name, uint32_t *attribute, void **value, size_t *size) {
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return -EOPNOTSUPP;
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}
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2018-10-22 19:58:26 +02:00
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static inline int efi_get_variable_string(sd_id128_t vendor, const char *name, char **p) {
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return -EOPNOTSUPP;
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}
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2015-04-10 19:44:06 +02:00
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static inline int efi_set_variable(sd_id128_t vendor, const char *name, const void *value, size_t size) {
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return -EOPNOTSUPP;
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}
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2018-10-22 19:58:26 +02:00
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static inline int efi_set_variable_string(sd_id128_t vendor, const char *name, const char *p) {
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2015-04-10 19:44:06 +02:00
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return -EOPNOTSUPP;
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}
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static inline int efi_get_boot_option(uint16_t nr, char **title, sd_id128_t *part_uuid, char **path, bool *active) {
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return -EOPNOTSUPP;
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}
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static inline int efi_add_boot_option(uint16_t id, const char *title, uint32_t part, uint64_t pstart, uint64_t psize, sd_id128_t part_uuid, const char *path) {
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return -EOPNOTSUPP;
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}
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static inline int efi_remove_boot_option(uint16_t id) {
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return -EOPNOTSUPP;
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}
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static inline int efi_get_boot_order(uint16_t **order) {
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return -EOPNOTSUPP;
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}
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static inline int efi_set_boot_order(uint16_t *order, size_t n) {
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return -EOPNOTSUPP;
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}
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static inline int efi_get_boot_options(uint16_t **options) {
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return -EOPNOTSUPP;
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}
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static inline int efi_loader_get_device_part_uuid(sd_id128_t *u) {
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return -EOPNOTSUPP;
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}
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static inline int efi_loader_get_boot_usec(usec_t *firmware, usec_t *loader) {
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return -EOPNOTSUPP;
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}
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2018-06-25 21:09:37 +02:00
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static inline int efi_loader_get_entries(char ***ret) {
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return -EOPNOTSUPP;
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}
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2019-03-09 21:44:21 +01:00
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static inline bool efi_loader_entry_name_valid(const char *s) {
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return false;
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}
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2018-10-22 16:52:57 +02:00
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static inline int efi_loader_get_features(uint64_t *ret) {
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return -EOPNOTSUPP;
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}
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2015-04-10 19:44:06 +02:00
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#endif
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2015-02-08 17:18:30 +01:00
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char *efi_tilt_backslashes(char *s);
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