102 lines
3.7 KiB
C
102 lines
3.7 KiB
C
/* $OpenBSD: cert.h,v 1.16 2015/01/16 06:39:58 deraadt Exp $ */
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/* $EOM: cert.h,v 1.8 2000/09/28 12:53:27 niklas Exp $ */
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/*
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* Copyright (c) 1998, 1999 Niels Provos. All rights reserved.
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* Copyright (c) 2000, 2001 Niklas Hallqvist. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* This code was written under funding by Ericsson Radio Systems.
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*/
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#ifndef _CERT_H_
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#define _CERT_H_
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#include <sys/types.h>
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#include <sys/queue.h>
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/*
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* CERT handler for each kind of certificate:
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*
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* cert_init - initialize CERT handler.
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* crl_init - initialize CRLs, if applicable.
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* cert_get - get a certificate in internal representation from raw data.
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* cert_validate - validated a certificate, if it returns != 0 we can use it.
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* cert_insert - inserts cert into memory storage, we can retrieve with
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* cert_obtain.
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* cert_dup - duplicate a certificate
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* cert_serialize - convert to a "serialized" form; KeyNote stays the same,
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* X509 is converted to the ASN1 notation.
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* cert_printable - for X509, the hex representation of the serialized form;
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* for KeyNote, itself.
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* cert_from_printable - the reverse of cert_printable
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* ca_count - how many CAs we have in our store (for CERT_REQ processing)
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*/
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struct cert_handler {
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u_int16_t id; /* ISAKMP Cert Encoding ID */
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int (*cert_init)(void);
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int (*crl_init)(void);
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void *(*cert_get)(u_int8_t *, u_int32_t);
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int (*cert_validate)(void *);
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int (*cert_insert)(int, void *);
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void (*cert_free)(void *);
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int (*certreq_validate)(u_int8_t *, u_int32_t);
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int (*certreq_decode)(void **, u_int8_t *, u_int32_t);
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void (*free_aca)(void *);
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int (*cert_obtain)(u_int8_t *, size_t, void *, u_int8_t **,
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u_int32_t *);
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int (*cert_get_key) (void *, void *);
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int (*cert_get_subjects) (void *, int *, u_int8_t ***,
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u_int32_t **);
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void *(*cert_dup) (void *);
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void (*cert_serialize) (void *, u_int8_t **, u_int32_t *);
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char *(*cert_printable) (void *);
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void *(*cert_from_printable) (char *);
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int (*ca_count)(void);
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};
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/* The acceptable authority of cert request. */
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struct certreq_aca {
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TAILQ_ENTRY(certreq_aca) link;
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u_int16_t id;
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struct cert_handler *handler;
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/* If data is a null pointer, everything is acceptable. */
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void *data;
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/* Copy of raw CA value received */
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u_int32_t raw_ca_len;
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void *raw_ca;
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};
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struct certreq_aca *certreq_decode(u_int16_t, u_int8_t *, u_int32_t);
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void cert_free_subjects(int, u_int8_t **, u_int32_t *);
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struct cert_handler *cert_get(u_int16_t);
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int cert_init(void);
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int crl_init(void);
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#endif /* _CERT_H_ */
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