projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 051dbb91 DK |
1 | /* |
| 2 | * Copyright (C) 2011 Nokia Corporation | |
| 3 | * Copyright (C) 2011 Intel Corporation | |
| 4 | * | |
| 5 | * Author: | |
| 6 | * Dmitry Kasatkin <dmitry.kasatkin@nokia.com> | |
| 7 | * <dmitry.kasatkin@intel.com> | |
| 8 | * | |
| 9 | * This program is free software; you can redistribute it and/or modify | |
| 10 | * it under the terms of the GNU General Public License as published by | |
| 11 | * the Free Software Foundation, version 2 of the License. | |
| 12 | * | |
| 13 | */ | |
| 14 | ||
| 15 | #ifndef _DIGSIG_H | |
| 16 | #define _DIGSIG_H | |
| 17 | ||
| 18 | #include <linux/key.h> | |
| 19 | ||
| 20 | enum pubkey_algo { | |
| 21 | PUBKEY_ALGO_RSA, | |
| 22 | PUBKEY_ALGO_MAX, | |
| 23 | }; | |
| 24 | ||
| 25 | enum digest_algo { | |
| 26 | DIGEST_ALGO_SHA1, | |
| 27 | DIGEST_ALGO_SHA256, | |
| 28 | DIGEST_ALGO_MAX | |
| 29 | }; | |
| 30 | ||
| 31 | struct pubkey_hdr { | |
| 32 | uint8_t version; /* key format version */ | |
| 33 | time_t timestamp; /* key made, always 0 for now */ | |
| 34 | uint8_t algo; | |
| 35 | uint8_t nmpi; | |
| 36 | char mpi[0]; | |
| 37 | } __packed; | |
| 38 | ||
| 39 | struct signature_hdr { | |
| 40 | uint8_t version; /* signature format version */ | |
| 41 | time_t timestamp; /* signature made */ | |
| 42 | uint8_t algo; | |
| 43 | uint8_t hash; | |
| 44 | uint8_t keyid[8]; | |
| 45 | uint8_t nmpi; | |
| 46 | char mpi[0]; | |
| 47 | } __packed; | |
| 48 | ||
| 49 | #if defined(CONFIG_DIGSIG) || defined(CONFIG_DIGSIG_MODULE) | |
| 50 | ||
| 51 | int digsig_verify(struct key *keyring, const char *sig, int siglen, | |
| 52 | const char *digest, int digestlen); | |
| 53 | ||
| 54 | #else | |
| 55 | ||
| 56 | static inline int digsig_verify(struct key *keyring, const char *sig, | |
| 57 | int siglen, const char *digest, int digestlen) | |
| 58 | { | |
| 59 | return -EOPNOTSUPP; | |
| 60 | } | |
| 61 | ||
| 62 | #endif /* CONFIG_DIGSIG */ | |
| 63 | ||
| 64 | #endif /* _DIGSIG_H */ |