]>
git.ipfire.org Git - thirdparty/systemd.git/blob - src/shared/efivars.h
1 /* SPDX-License-Identifier: LGPL-2.1+ */
13 #include "time-util.h"
15 #define EFI_VENDOR_LOADER SD_ID128_MAKE(4a,67,b0,82,0a,4c,41,cf,b6,c7,44,0b,29,bb,8c,4f)
16 #define EFI_VENDOR_GLOBAL SD_ID128_MAKE(8b,e4,df,61,93,ca,11,d2,aa,0d,00,e0,98,03,2b,8c)
17 #define EFI_VARIABLE_NON_VOLATILE 0x0000000000000001
18 #define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x0000000000000002
19 #define EFI_VARIABLE_RUNTIME_ACCESS 0x0000000000000004
21 #define EFI_LOADER_FEATURE_CONFIG_TIMEOUT (UINT64_C(1) << 0)
22 #define EFI_LOADER_FEATURE_CONFIG_TIMEOUT_ONE_SHOT (UINT64_C(1) << 1)
23 #define EFI_LOADER_FEATURE_ENTRY_DEFAULT (UINT64_C(1) << 2)
24 #define EFI_LOADER_FEATURE_ENTRY_ONESHOT (UINT64_C(1) << 3)
25 #define EFI_LOADER_FEATURE_BOOT_COUNTING (UINT64_C(1) << 4)
29 bool is_efi_boot(void);
30 bool is_efi_secure_boot(void);
31 bool is_efi_secure_boot_setup_mode(void);
32 int efi_reboot_to_firmware_supported(void);
33 int efi_get_reboot_to_firmware(void);
34 int efi_set_reboot_to_firmware(bool value
);
36 int efi_get_variable(sd_id128_t vendor
, const char *name
, uint32_t *attribute
, void **value
, size_t *size
);
37 int efi_get_variable_string(sd_id128_t vendor
, const char *name
, char **p
);
38 int efi_set_variable(sd_id128_t vendor
, const char *name
, const void *value
, size_t size
);
39 int efi_set_variable_string(sd_id128_t vendor
, const char *name
, const char *p
);
41 int efi_get_boot_option(uint16_t nr
, char **title
, sd_id128_t
*part_uuid
, char **path
, bool *active
);
42 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
);
43 int efi_remove_boot_option(uint16_t id
);
44 int efi_get_boot_order(uint16_t **order
);
45 int efi_set_boot_order(uint16_t *order
, size_t n
);
46 int efi_get_boot_options(uint16_t **options
);
48 int efi_loader_get_device_part_uuid(sd_id128_t
*u
);
49 int efi_loader_get_boot_usec(usec_t
*firmware
, usec_t
*loader
);
51 int efi_loader_get_entries(char ***ret
);
53 int efi_loader_get_features(uint64_t *ret
);
57 static inline bool is_efi_boot(void) {
61 static inline bool is_efi_secure_boot(void) {
65 static inline bool is_efi_secure_boot_setup_mode(void) {
69 static inline int efi_reboot_to_firmware_supported(void) {
73 static inline int efi_get_reboot_to_firmware(void) {
77 static inline int efi_set_reboot_to_firmware(bool value
) {
81 static inline int efi_get_variable(sd_id128_t vendor
, const char *name
, uint32_t *attribute
, void **value
, size_t *size
) {
85 static inline int efi_get_variable_string(sd_id128_t vendor
, const char *name
, char **p
) {
89 static inline int efi_set_variable(sd_id128_t vendor
, const char *name
, const void *value
, size_t size
) {
93 static inline int efi_set_variable_string(sd_id128_t vendor
, const char *name
, const char *p
) {
97 static inline int efi_get_boot_option(uint16_t nr
, char **title
, sd_id128_t
*part_uuid
, char **path
, bool *active
) {
101 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
) {
105 static inline int efi_remove_boot_option(uint16_t id
) {
109 static inline int efi_get_boot_order(uint16_t **order
) {
113 static inline int efi_set_boot_order(uint16_t *order
, size_t n
) {
117 static inline int efi_get_boot_options(uint16_t **options
) {
121 static inline int efi_loader_get_device_part_uuid(sd_id128_t
*u
) {
125 static inline int efi_loader_get_boot_usec(usec_t
*firmware
, usec_t
*loader
) {
129 static inline int efi_loader_get_entries(char ***ret
) {
133 static inline int efi_loader_get_features(uint64_t *ret
) {
139 bool efi_loader_entry_name_valid(const char *s
);
141 char *efi_tilt_backslashes(char *s
);