projects / people / ms / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| d2912cb1 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| d68772b7 MF |
2 | /* |
| 3 | * Copyright (C) 2012 Red Hat, Inc. | |
| 4 | * Copyright (C) 2012 Jeremy Kerr <jeremy.kerr@canonical.com> | |
| d68772b7 MF |
5 | */ |
| 6 | #ifndef EFIVAR_FS_INTERNAL_H | |
| 7 | #define EFIVAR_FS_INTERNAL_H | |
| 8 | ||
| 9 | #include <linux/list.h> | |
| 2d82e622 AB |
10 | #include <linux/efi.h> |
| 11 | ||
| 12 | struct efi_variable { | |
| 13 | efi_char16_t VariableName[EFI_VAR_NAME_LEN/sizeof(efi_char16_t)]; | |
| 14 | efi_guid_t VendorGuid; | |
| 15 | unsigned long DataSize; | |
| 16 | __u8 Data[1024]; | |
| 17 | efi_status_t Status; | |
| 18 | __u32 Attributes; | |
| 19 | } __attribute__((packed)); | |
| 20 | ||
| 21 | struct efivar_entry { | |
| 22 | struct efi_variable var; | |
| 23 | struct list_head list; | |
| 24 | struct kobject kobj; | |
| 25 | }; | |
| 26 | ||
| 27 | int efivar_init(int (*func)(efi_char16_t *, efi_guid_t, unsigned long, void *), | |
| 28 | void *data, bool duplicates, struct list_head *head); | |
| 29 | ||
| 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); | |
| 34 | ||
| 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); | |
| 42 | ||
| 43 | int efivar_entry_iter(int (*func)(struct efivar_entry *, void *), | |
| 44 | struct list_head *head, void *data); | |
| 45 | ||
| 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, | |
| 49 | size_t len); | |
| d68772b7 MF |
50 | |
| 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, | |
| ed8b0de5 PJ |
55 | const struct inode *dir, int mode, dev_t dev, |
| 56 | bool is_removable); | |
| d68772b7 MF |
57 | |
| 58 | extern struct list_head efivarfs_list; | |
| 59 | ||
| 60 | #endif /* EFIVAR_FS_INTERNAL_H */ |