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Juan Castillo11abdcd2014-10-21 11:30:42 +01001/*
2 * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * Redistributions of source code must retain the above copyright notice, this
8 * list of conditions and the following disclaimer.
9 *
10 * Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 *
14 * Neither the name of ARM nor the names of its contributors may be used
15 * to endorse or promote products derived from this software without specific
16 * prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef EXT_H_
32#define EXT_H_
33
34#include <openssl/x509v3.h>
35
36/*
37 * This structure contains the relevant information to create the extensions
38 * to be included in the certificates. This extensions will be used to
39 * establish the chain of trust.
40 */
41typedef struct ext_s {
42 const char *oid; /* OID of the extension */
43 const char *sn; /* Short name */
44 const char *ln; /* Long description */
45 int type; /* OpenSSL ASN1 type of the extension data.
46 * Supported types are:
47 * - V_ASN1_INTEGER
48 * - V_ASN1_OCTET_STRING
49 */
50 int alias; /* In case OpenSSL provides an standard
51 * extension of the same type, add the new
52 * extension as an alias of this one
53 */
54
55 X509V3_EXT_METHOD method; /* This field may be used to define a custom
56 * function to print the contents of the
57 * extension */
58} ext_t;
59
60enum {
61 EXT_NON_CRIT = 0,
62 EXT_CRIT = !EXT_NON_CRIT,
63};
64
65int ext_init(ext_t *tbb_ext);
Juan Castilloac402932015-03-05 14:30:00 +000066X509_EXTENSION *ext_new_hash(int nid, int crit, const EVP_MD *md,
67 unsigned char *buf, size_t len);
Juan Castillo11abdcd2014-10-21 11:30:42 +010068X509_EXTENSION *ext_new_nvcounter(int nid, int crit, int value);
69X509_EXTENSION *ext_new_key(int nid, int crit, EVP_PKEY *k);
70
71#endif /* EXT_H_ */