Sergii Dmytruk | 04bd965 | 2023-11-17 19:31:20 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 2 | |
| 3 | #ifndef SMMSTORETOOL__VS_H__ |
| 4 | #define SMMSTORETOOL__VS_H__ |
| 5 | |
| 6 | #include <stdbool.h> |
| 7 | |
| 8 | #include "udk2017.h" |
| 9 | #include "utils.h" |
| 10 | |
| 11 | // Variable store is part of firmware volume. This unit doesn't deal with its |
| 12 | // header only with data that follows. |
| 13 | |
| 14 | struct var_t { |
| 15 | uint8_t reserved; |
| 16 | uint32_t attrs; |
| 17 | EFI_GUID guid; |
| 18 | CHAR16 *name; |
| 19 | size_t name_size; // in bytes |
| 20 | uint8_t *data; |
| 21 | size_t data_size; // in bytes |
| 22 | struct var_t *next; |
| 23 | }; |
| 24 | |
| 25 | struct var_store_t { |
| 26 | struct var_t *vars; |
| 27 | bool auth_vars; |
| 28 | }; |
| 29 | |
| 30 | struct var_store_t vs_load(struct mem_range_t vs_data, bool auth_vars); |
| 31 | |
| 32 | bool vs_store(struct var_store_t *vs, struct mem_range_t vs_data); |
| 33 | |
| 34 | struct var_t *vs_new_var(struct var_store_t *vs); |
| 35 | |
| 36 | struct var_t *vs_find(struct var_store_t *vs, |
| 37 | const char name[], |
| 38 | const EFI_GUID *guid); |
| 39 | |
| 40 | void vs_delete(struct var_store_t *vs, struct var_t *var); |
| 41 | |
| 42 | void vs_free(struct var_store_t *vs); |
| 43 | |
| 44 | #endif // SMMSTORETOOL__VS_H__ |