xref: /linux/include/crypto/pkcs7.h (revision 93d90ad708b8da6efc0e487b66111aa9db7f70c7)
1 /* PKCS#7 crypto data parser
2  *
3  * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
4  * Written by David Howells (dhowells@redhat.com)
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public Licence
8  * as published by the Free Software Foundation; either version
9  * 2 of the Licence, or (at your option) any later version.
10  */
11 
12 struct key;
13 struct pkcs7_message;
14 
15 /*
16  * pkcs7_parser.c
17  */
18 extern struct pkcs7_message *pkcs7_parse_message(const void *data,
19 						 size_t datalen);
20 extern void pkcs7_free_message(struct pkcs7_message *pkcs7);
21 
22 extern int pkcs7_get_content_data(const struct pkcs7_message *pkcs7,
23 				  const void **_data, size_t *_datalen,
24 				  bool want_wrapper);
25 
26 /*
27  * pkcs7_trust.c
28  */
29 extern int pkcs7_validate_trust(struct pkcs7_message *pkcs7,
30 				struct key *trust_keyring,
31 				bool *_trusted);
32 
33 /*
34  * pkcs7_verify.c
35  */
36 extern int pkcs7_verify(struct pkcs7_message *pkcs7);
37