| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | /* |
| 3 | * 2025 by Marek BehĂșn <kabel@kernel.org> |
| 4 | */ |
| 5 | |
| 6 | #ifndef __TURRIS_SIGNING_KEY_H |
| 7 | #define __TURRIS_SIGNING_KEY_H |
| 8 | |
| 9 | #include <linux/key.h> |
| 10 | #include <linux/types.h> |
| 11 | |
| 12 | struct device; |
| 13 | |
| 14 | #ifdef CONFIG_KEYS |
| 15 | struct turris_signing_key_subtype { |
| 16 | u16 key_size; |
| 17 | u8 data_size; |
| 18 | u8 sig_size; |
| 19 | u8 public_key_size; |
| 20 | const char *hash_algo; |
| 21 | const void *(*get_public_key)(const struct key *key); |
| 22 | int (*sign)(const struct key *key, const void *msg, void *signature); |
| 23 | }; |
| 24 | |
| 25 | static inline struct device *turris_signing_key_get_dev(const struct key *key) |
| 26 | { |
| 27 | return key->payload.data[1]; |
| 28 | } |
| 29 | |
| 30 | int |
| 31 | devm_turris_signing_key_create(struct device *dev, const struct turris_signing_key_subtype *subtype, |
| 32 | const char *desc); |
| 33 | #endif |
| 34 | |
| 35 | #endif /* __TURRIS_SIGNING_KEY_H */ |
| 36 | |