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/* $OpenBSD: attributes.h,v 1.3 2001/01/28 22:45:06 niklas Exp $ */
/*
* Copyright 1997-2000 Niels Provos <provos@citi.umich.edu>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Niels Provos.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* attributes.h:
* attributes for a security association
*/
#ifndef _ATTRIBUTES_H_
#define _ATTRIBUTES_H_
#undef EXTERN
#ifdef _ATTRIBUTES_C_
#define EXTERN
#else
#define EXTERN extern
#endif
#define AT_ID 1
#define AT_ENC 2
#define AT_AUTH 4
#define AT_PAD 0
#define AT_AH_ATTRIB 1
#define AT_ESP_ATTRIB 2
#define AT_HMAC 254
/* XXX - Only for the moment */
#define DH_G_2_MD5 2
#define DH_G_3_MD5 3
#define DH_G_2_DES_MD5 4
#define DH_G_5_MD5 5
#define DH_G_3_DES_MD5 6
#define DH_G_VAR_MD5 7
#define DH_G_2_3DES_SHA1 8
#define DH_G_5_DES_MD5 10
#define DH_G_3_3DES_SHA1 12
#define DH_G_VAR_DES_MD5 14
#define DH_G_5_3DES_SHA1 20
#define DH_G_VAR_3DES_SHA1 28
typedef struct _attribute_list {
struct _attribute_list *next;
char *address;
in_addr_t netmask;
u_int8_t *attributes;
u_int16_t attribsize;
} attribute_list;
typedef struct _attrib_t {
struct _attrib_t *next;
u_int16_t id; /* Photuris Attribute ID */
int type; /* Type of attribute: ident, enc, auth */
int klen; /* required key length */
} attrib_t;
#define ATTRIBHASHMOD 17
EXTERN void putattrib(attrib_t *attrib);
EXTERN attrib_t *getattrib(u_int8_t id);
EXTERN void clearattrib(void);
EXTERN void get_attrib_section(u_int8_t *, u_int16_t, u_int8_t **, u_int16_t *,
u_int8_t);
EXTERN int isinattrib(u_int8_t *attributes, u_int16_t attribsize,
u_int8_t attribute);
EXTERN int isattribsubset(u_int8_t *set, u_int16_t setsize,
u_int8_t *subset, u_int16_t subsetsize);
EXTERN attribute_list *attrib_new(void);
EXTERN int attrib_insert(attribute_list *);
EXTERN int attrib_unlink(attribute_list *);
EXTERN int attrib_value_reset(attribute_list *);
EXTERN attribute_list *attrib_find(char *);
EXTERN void attrib_cleanup(void);
#endif /* ATTRIBUTES_H */
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