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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * Copyright (C) 2012 Red Hat, Inc.4 * Copyright (C) 2012 Jeremy Kerr <jeremy.kerr@canonical.com>5 */6#ifndef EFIVAR_FS_INTERNAL_H7#define EFIVAR_FS_INTERNAL_H8 9#include <linux/list.h>10#include <linux/efi.h>11 12struct efivarfs_mount_opts {13 kuid_t uid;14 kgid_t gid;15};16 17struct efivarfs_fs_info {18 struct efivarfs_mount_opts mount_opts;19 struct list_head efivarfs_list;20 struct super_block *sb;21 struct notifier_block nb;22};23 24struct efi_variable {25 efi_char16_t VariableName[EFI_VAR_NAME_LEN/sizeof(efi_char16_t)];26 efi_guid_t VendorGuid;27 __u32 Attributes;28};29 30struct efivar_entry {31 struct efi_variable var;32 struct list_head list;33 struct kobject kobj;34};35 36int efivar_init(int (*func)(efi_char16_t *, efi_guid_t, unsigned long, void *,37 struct list_head *),38 void *data, struct list_head *head);39 40int efivar_entry_add(struct efivar_entry *entry, struct list_head *head);41void __efivar_entry_add(struct efivar_entry *entry, struct list_head *head);42void efivar_entry_remove(struct efivar_entry *entry);43int efivar_entry_delete(struct efivar_entry *entry);44 45int efivar_entry_size(struct efivar_entry *entry, unsigned long *size);46int __efivar_entry_get(struct efivar_entry *entry, u32 *attributes,47 unsigned long *size, void *data);48int efivar_entry_get(struct efivar_entry *entry, u32 *attributes,49 unsigned long *size, void *data);50int efivar_entry_set_get_size(struct efivar_entry *entry, u32 attributes,51 unsigned long *size, void *data, bool *set);52 53int efivar_entry_iter(int (*func)(struct efivar_entry *, void *),54 struct list_head *head, void *data);55 56bool efivar_validate(efi_guid_t vendor, efi_char16_t *var_name, u8 *data,57 unsigned long data_size);58bool efivar_variable_is_removable(efi_guid_t vendor, const char *name,59 size_t len);60 61extern const struct file_operations efivarfs_file_operations;62extern const struct inode_operations efivarfs_dir_inode_operations;63extern bool efivarfs_valid_name(const char *str, int len);64extern struct inode *efivarfs_get_inode(struct super_block *sb,65 const struct inode *dir, int mode, dev_t dev,66 bool is_removable);67 68#endif /* EFIVAR_FS_INTERNAL_H */69