1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2012 Red Hat, Inc.
6 #ifndef EFIVAR_FS_INTERNAL_H
7 #define EFIVAR_FS_INTERNAL_H
9 #include <linux/list.h>
10 #include <linux/efi.h>
13 efi_char16_t VariableName[EFI_VAR_NAME_LEN/sizeof(efi_char16_t)];
14 efi_guid_t VendorGuid;
15 unsigned long DataSize;
19 } __attribute__((packed));
22 struct efi_variable var;
23 struct list_head list;
27 int efivar_init(int (*func)(efi_char16_t *, efi_guid_t, unsigned long, void *),
28 void *data, bool duplicates, struct list_head *head);
30 int efivar_entry_add(struct efivar_entry *entry, struct list_head *head);
31 void __efivar_entry_add(struct efivar_entry *entry, struct list_head *head);
32 void efivar_entry_remove(struct efivar_entry *entry);
33 int efivar_entry_delete(struct efivar_entry *entry);
35 int efivar_entry_size(struct efivar_entry *entry, unsigned long *size);
36 int __efivar_entry_get(struct efivar_entry *entry, u32 *attributes,
37 unsigned long *size, void *data);
38 int efivar_entry_get(struct efivar_entry *entry, u32 *attributes,
39 unsigned long *size, void *data);
40 int efivar_entry_set_get_size(struct efivar_entry *entry, u32 attributes,
41 unsigned long *size, void *data, bool *set);
43 int efivar_entry_iter(int (*func)(struct efivar_entry *, void *),
44 struct list_head *head, void *data);
46 bool efivar_validate(efi_guid_t vendor, efi_char16_t *var_name, u8 *data,
47 unsigned long data_size);
48 bool efivar_variable_is_removable(efi_guid_t vendor, const char *name,
51 extern const struct file_operations efivarfs_file_operations;
52 extern const struct inode_operations efivarfs_dir_inode_operations;
53 extern bool efivarfs_valid_name(const char *str, int len);
54 extern struct inode *efivarfs_get_inode(struct super_block *sb,
55 const struct inode *dir, int mode, dev_t dev,
58 extern struct list_head efivarfs_list;
60 #endif /* EFIVAR_FS_INTERNAL_H */