1 /* SPDX-License-Identifier: GPL-2.0-only */ 1
2 /*
3 * Copyright (C) 2011 Nokia Corporation
4 * Copyright (C) 2011 Intel Corporation
5 *
6 * Author:
7 * Dmitry Kasatkin <dmitry.kasatkin@nokia.com>
8 * <dmitry.kasatkin@intel.com>
9 */
10
11 #ifndef _DIGSIG_H
12 #define _DIGSIG_H
13
14 #include <linux/key.h>
15
16 enum pubkey_algo {
17 PUBKEY_ALGO_RSA,
18 PUBKEY_ALGO_MAX,
19 };
20
21 enum digest_algo {
22 DIGEST_ALGO_SHA1,
23 DIGEST_ALGO_SHA256,
24 DIGEST_ALGO_MAX
25 };
26
27 struct pubkey_hdr {
28 uint8_t version; /* key
29 uint32_t timestamp; /* key
30 uint8_t algo;
31 uint8_t nmpi;
32 char mpi[];
33 } __packed;
34
35 struct signature_hdr {
36 uint8_t version; /* sig
37 uint32_t timestamp; /* sig
38 uint8_t algo;
39 uint8_t hash;
40 uint8_t keyid[8];
41 uint8_t nmpi;
42 char mpi[];
43 } __packed;
44
45 #if defined(CONFIG_SIGNATURE) || defined(CONFI
46
47 int digsig_verify(struct key *keyring, const c
48 const
49
50 #else
51
52 static inline int digsig_verify(struct key *ke
53 int siglen, co
54 {
55 return -EOPNOTSUPP;
56 }
57
58 #endif /* CONFIG_SIGNATURE */
59
60 #endif /* _DIGSIG_H */
61
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