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| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
|---|---|
| 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 format version */ |
| 29 | uint32_t timestamp; /* key made, always 0 for now */ |
| 30 | uint8_t algo; |
| 31 | uint8_t nmpi; |
| 32 | char mpi[]; |
| 33 | } __packed; |
| 34 | |
| 35 | struct signature_hdr { |
| 36 | uint8_t version; /* signature format version */ |
| 37 | uint32_t timestamp; /* signature made */ |
| 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(CONFIG_SIGNATURE_MODULE) |
| 46 | |
| 47 | int digsig_verify(struct key *keyring, const char *sig, int siglen, |
| 48 | const char *digest, int digestlen); |
| 49 | |
| 50 | #else |
| 51 | |
| 52 | static inline int digsig_verify(struct key *keyring, const char *sig, |
| 53 | int siglen, const char *digest, int digestlen) |
| 54 | { |
| 55 | return -EOPNOTSUPP; |
| 56 | } |
| 57 | |
| 58 | #endif /* CONFIG_SIGNATURE */ |
| 59 | |
| 60 | #endif /* _DIGSIG_H */ |
| 61 |
Warning: This file is not a C or C++ file. It does not have highlighting.