doi.h revision 1.6
1/* $OpenBSD: doi.h,v 1.6 1999/04/27 20:57:20 niklas Exp $ */ 2/* $EOM: doi.h,v 1.26 1999/04/27 09:40:31 niklas Exp $ */ 3 4/* 5 * Copyright (c) 1998, 1999 Niklas Hallqvist. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Ericsson Radio Systems. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33/* 34 * This code was written under funding by Ericsson Radio Systems. 35 */ 36 37#ifndef _DOI_H_ 38#define _DOI_H_ 39 40#include <sys/types.h> 41#include <sys/queue.h> 42 43struct exchange; 44struct keystate; 45struct message; 46struct payload; 47struct proto; 48struct sa; 49 50/* XXX This structure needs per-field commenting. */ 51struct doi { 52 LIST_ENTRY (doi) link; 53 u_int8_t id; 54 55 /* Size of DOI-specific exchange data. */ 56 size_t exchange_size; 57 58 /* Size of DOI-specific security association data. */ 59 size_t sa_size; 60 61 /* Size of DOI-specific protocol data. */ 62 size_t proto_size; 63 64 int (*debug_attribute) (u_int16_t, u_int8_t *, u_int16_t, void *); 65 void (*delete_spi) (struct sa *, struct proto *, int); 66 u_int16_t *(*exchange_script) (u_int8_t); 67 void (*finalize_exchange) (struct message *); 68 void (*free_exchange_data) (void *); 69 void (*free_proto_data) (void *); 70 void (*free_sa_data) (void *); 71 struct keystate *(*get_keystate) (struct message *); 72 u_int8_t *(*get_spi) (size_t *, u_int8_t, struct message *); 73 int (*handle_leftover_payload) (struct message *, u_int8_t, 74 struct payload *); 75 int (*is_attribute_incompatible) (u_int16_t, u_int8_t *, u_int16_t, void *); 76 void (*proto_init) (struct proto *, char *); 77 void (*setup_situation) (u_int8_t *); 78 size_t (*situation_size) (void); 79 u_int8_t (*spi_size) (u_int8_t); 80 int (*validate_attribute) (u_int16_t, u_int8_t *, u_int16_t, void *); 81 int (*validate_exchange) (u_int8_t); 82 int (*validate_id_information) (u_int8_t, u_int8_t *, u_int8_t *, size_t, 83 struct exchange *); 84 int (*validate_key_information) (u_int8_t *, size_t); 85 int (*validate_notification) (u_int16_t); 86 int (*validate_proto) (u_int8_t); 87 int (*validate_situation) (u_int8_t *, size_t *); 88 int (*validate_transform_id) (u_int8_t, u_int8_t); 89 int (*initiator) (struct message *msg); 90 int (*responder) (struct message *msg); 91}; 92 93extern void doi_init (void); 94extern struct doi *doi_lookup (u_int8_t); 95extern void doi_register (struct doi *); 96 97#endif /* _DOI_H_ */ 98