100 lines
3.8 KiB
C
100 lines
3.8 KiB
C
/* $OpenBSD: doi.h,v 1.15 2005/04/08 19:40:02 deraadt Exp $ */
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/* $EOM: doi.h,v 1.29 2000/07/02 18:47:15 provos Exp $ */
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/*
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* Copyright (c) 1998, 1999 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 _DOI_H_
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#define _DOI_H_
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#include <sys/types.h>
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#include <sys/queue.h>
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struct exchange;
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struct keystate;
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struct message;
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struct payload;
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struct proto;
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struct sa;
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/* XXX This structure needs per-field commenting. */
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struct doi {
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LIST_ENTRY(doi) link;
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u_int8_t id;
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/* Size of DOI-specific exchange data. */
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size_t exchange_size;
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/* Size of DOI-specific security association data. */
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size_t sa_size;
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/* Size of DOI-specific protocol data. */
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size_t proto_size;
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int (*debug_attribute)(u_int16_t, u_int8_t *, u_int16_t,
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void *);
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void (*delete_spi)(struct sa *, struct proto *, int);
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int16_t *(*exchange_script)(u_int8_t);
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void (*finalize_exchange)(struct message *);
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void (*free_exchange_data)(void *);
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void (*free_proto_data)(void *);
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void (*free_sa_data)(void *);
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struct keystate *(*get_keystate)(struct message *);
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u_int8_t *(*get_spi)(size_t *, u_int8_t, struct message *);
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int (*handle_leftover_payload)(struct message *, u_int8_t,
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struct payload *);
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int (*informational_post_hook)(struct message *);
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int (*informational_pre_hook)(struct message *);
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int (*is_attribute_incompatible)(u_int16_t, u_int8_t *,
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u_int16_t, void *);
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void (*proto_init)(struct proto *, char *);
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void (*setup_situation)(u_int8_t *);
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size_t (*situation_size)(void);
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u_int8_t (*spi_size)(u_int8_t);
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int (*validate_attribute)(u_int16_t, u_int8_t *,
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u_int16_t, void *);
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int (*validate_exchange)(u_int8_t);
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int (*validate_id_information)(u_int8_t, u_int8_t *,
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u_int8_t *, size_t, struct exchange *);
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int (*validate_key_information)(u_int8_t *, size_t);
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int (*validate_notification)(u_int16_t);
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int (*validate_proto)(u_int8_t);
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int (*validate_situation)(u_int8_t *, size_t *, size_t);
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int (*validate_transform_id)(u_int8_t, u_int8_t);
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int (*initiator)(struct message * msg);
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int (*responder)(struct message * msg);
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char *(*decode_ids)(char *, u_int8_t *, size_t, u_int8_t *,
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size_t, int);
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};
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extern void doi_init(void);
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extern struct doi *doi_lookup(u_int8_t);
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extern void doi_register(struct doi *);
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#endif /* _DOI_H_ */
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