x509.h revision 1.20 
1/* $OpenBSD: x509.h,v 1.20 2004/04/15 18:39:27 deraadt Exp $	 */
2/* $EOM: x509.h,v 1.11 2000/09/28 12:53:27 niklas Exp $	 */
3
4/*
5 * Copyright (c) 1998, 1999 Niels Provos.  All rights reserved.
6 * Copyright (c) 1999 Angelos D. Keromytis.  All rights reserved.
7 * Copyright (c) 2000, 2001 Niklas Hallqvist.  All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30/*
31 * This code was written under funding by Ericsson Radio Systems.
32 */
33
34#ifndef _X509_H_
35#define _X509_H_
36
37#include "libcrypto.h"
38
39#define X509v3_RFC_NAME		1
40#define X509v3_DNS_NAME		2
41#define X509v3_IP_ADDR		7
42
43struct x509_attribval {
44	char           *type;
45	char           *val;
46};
47
48/*
49 * The acceptable certification authority.
50 * XXX We only support two names at the moment, as of ASN this can
51 * be dynamic but we don't care for now.
52 */
53struct x509_aca {
54	struct x509_attribval name1;
55	struct x509_attribval name2;
56};
57
58struct X509;
59struct X509_STORE;
60
61/* Functions provided by cert handler.  */
62
63int             x509_certreq_validate(u_int8_t *, u_int32_t);
64void           *x509_certreq_decode(u_int8_t *, u_int32_t);
65void            x509_cert_free(void *);
66void           *x509_cert_get(u_int8_t *, u_int32_t);
67int             x509_cert_get_key(void *, void *);
68int             x509_cert_get_subjects(void *, int *, u_int8_t ***, u_int32_t **);
69int             x509_cert_init(void);
70int             x509_crl_init(void);
71int             x509_cert_obtain(u_int8_t *, size_t, void *, u_int8_t **, u_int32_t *);
72int             x509_cert_validate(void *);
73void            x509_free_aca(void *);
74void           *x509_cert_dup(void *);
75void            x509_serialize(void *, u_int8_t **, u_int32_t *);
76char           *x509_printable(void *);
77void           *x509_from_printable(char *);
78
79/* Misc. X509 certificate functions.  */
80
81char           *x509_DN_string(u_int8_t *, size_t);
82int             x509_cert_insert(int, void *);
83int             x509_cert_subjectaltname(X509 * cert, u_char **, u_int *);
84X509           *x509_from_asn(u_char *, u_int);
85int             x509_generate_kn(int, X509 *);
86int             x509_read_from_dir(X509_STORE *, char *, int);
87int             x509_read_crls_from_dir(X509_STORE *, char *);
88
89#endif				/* _X509_H_ */
90