1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* PKCS#7 crypto data parser |
3 | * |
4 | * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved. |
5 | * Written by David Howells (dhowells@redhat.com) |
6 | */ |
7 | |
8 | #ifndef _CRYPTO_PKCS7_H |
9 | #define _CRYPTO_PKCS7_H |
10 | |
11 | #include <linux/verification.h> |
12 | #include <linux/hash_info.h> |
13 | #include <crypto/public_key.h> |
14 | |
15 | struct key; |
16 | struct pkcs7_message; |
17 | |
18 | /* |
19 | * pkcs7_parser.c |
20 | */ |
21 | extern struct pkcs7_message *pkcs7_parse_message(const void *data, |
22 | size_t datalen); |
23 | extern void pkcs7_free_message(struct pkcs7_message *pkcs7); |
24 | |
25 | extern int pkcs7_get_content_data(const struct pkcs7_message *pkcs7, |
26 | const void **_data, size_t *_datalen, |
27 | size_t *); |
28 | |
29 | /* |
30 | * pkcs7_trust.c |
31 | */ |
32 | extern int pkcs7_validate_trust(struct pkcs7_message *pkcs7, |
33 | struct key *trust_keyring); |
34 | |
35 | /* |
36 | * pkcs7_verify.c |
37 | */ |
38 | extern int pkcs7_verify(struct pkcs7_message *pkcs7, |
39 | enum key_being_used_for usage); |
40 | |
41 | extern int pkcs7_supply_detached_data(struct pkcs7_message *pkcs7, |
42 | const void *data, size_t datalen); |
43 | |
44 | extern int pkcs7_get_digest(struct pkcs7_message *pkcs7, const u8 **buf, |
45 | u32 *len, enum hash_algo *hash_algo); |
46 | |
47 | #endif /* _CRYPTO_PKCS7_H */ |
48 | |