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1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * 2025 by Marek Behún <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
12struct device;
13
14#ifdef CONFIG_KEYS
15struct 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
25static inline struct device *turris_signing_key_get_dev(const struct key *key)
26{
27 return key->payload.data[1];
28}
29
30int
31devm_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 */