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digsig.h
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1 /*
2  * Copyright (C) 2011 Nokia Corporation
3  * Copyright (C) 2011 Intel Corporation
4  *
5  * Author:
6  * Dmitry Kasatkin <[email protected]>
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 
23 };
24 
29 };
30 
31 struct pubkey_hdr {
32  uint8_t version; /* key format version */
33  uint32_t timestamp; /* key made, always 0 for now */
36  char mpi[0];
37 } __packed;
38 
39 struct signature_hdr {
40  uint8_t version; /* signature format version */
41  uint32_t timestamp; /* signature made */
46  char mpi[0];
47 } __packed;
48 
49 #if defined(CONFIG_SIGNATURE) || defined(CONFIG_SIGNATURE_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_SIGNATURE */
63 
64 #endif /* _DIGSIG_H */