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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 13:00:47 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 13:00:47 +0000
commit2cb7e0aaedad73b076ea18c6900b0e86c5760d79 (patch)
treeda68ca54bb79f4080079bf0828acda937593a4e1 /src/basic/efivars.h
parentInitial commit. (diff)
downloadsystemd-2cb7e0aaedad73b076ea18c6900b0e86c5760d79.tar.xz
systemd-2cb7e0aaedad73b076ea18c6900b0e86c5760d79.zip
Adding upstream version 247.3.upstream/247.3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/basic/efivars.h')
-rw-r--r--src/basic/efivars.h80
1 files changed, 80 insertions, 0 deletions
diff --git a/src/basic/efivars.h b/src/basic/efivars.h
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+++ b/src/basic/efivars.h
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+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#if !ENABLE_EFI
+# include <errno.h>
+#endif
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+#include "sd-id128.h"
+
+#include "efi/loader-features.h"
+#include "time-util.h"
+
+#define EFI_VENDOR_LOADER SD_ID128_MAKE(4a,67,b0,82,0a,4c,41,cf,b6,c7,44,0b,29,bb,8c,4f)
+#define EFI_VENDOR_GLOBAL SD_ID128_MAKE(8b,e4,df,61,93,ca,11,d2,aa,0d,00,e0,98,03,2b,8c)
+#define EFI_VENDOR_SYSTEMD SD_ID128_MAKE(8c,f2,64,4b,4b,0b,42,8f,93,87,6d,87,60,50,dc,67)
+#define EFI_VARIABLE_NON_VOLATILE 0x0000000000000001
+#define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x0000000000000002
+#define EFI_VARIABLE_RUNTIME_ACCESS 0x0000000000000004
+
+#if ENABLE_EFI
+
+char* efi_variable_path(sd_id128_t vendor, const char *name);
+int efi_get_variable(sd_id128_t vendor, const char *name, uint32_t *attribute, void **value, size_t *size);
+int efi_get_variable_string(sd_id128_t vendor, const char *name, char **p);
+int efi_set_variable(sd_id128_t vendor, const char *name, const void *value, size_t size);
+int efi_set_variable_string(sd_id128_t vendor, const char *name, const char *p);
+
+bool is_efi_boot(void);
+bool is_efi_secure_boot(void);
+bool is_efi_secure_boot_setup_mode(void);
+
+int cache_efi_options_variable(void);
+int systemd_efi_options_variable(char **line);
+
+#else
+
+static inline char* efi_variable_path(sd_id128_t vendor, const char *name) {
+ return NULL;
+}
+
+static inline int efi_get_variable(sd_id128_t vendor, const char *name, uint32_t *attribute, void **value, size_t *size) {
+ return -EOPNOTSUPP;
+}
+
+static inline int efi_get_variable_string(sd_id128_t vendor, const char *name, char **p) {
+ return -EOPNOTSUPP;
+}
+
+static inline int efi_set_variable(sd_id128_t vendor, const char *name, const void *value, size_t size) {
+ return -EOPNOTSUPP;
+}
+
+static inline int efi_set_variable_string(sd_id128_t vendor, const char *name, const char *p) {
+ return -EOPNOTSUPP;
+}
+
+static inline bool is_efi_boot(void) {
+ return false;
+}
+
+static inline bool is_efi_secure_boot(void) {
+ return false;
+}
+
+static inline bool is_efi_secure_boot_setup_mode(void) {
+ return false;
+}
+
+static inline int cache_efi_options_variable(void) {
+ return -EOPNOTSUPP;
+}
+
+static inline int systemd_efi_options_variable(char **line) {
+ return -ENODATA;
+}
+
+#endif