/*      $NetBSD: vendorid.h,v 1.7 2025/03/07 15:55:30 christos Exp $    */

/* Id: vendorid.h,v 1.11 2006/02/17 14:09:10 vanhu Exp */

/*
 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
 * 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. Neither the name of the project nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``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 PROJECT OR CONTRIBUTORS 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.
 */

#ifndef _VENDORID_H
#define _VENDORID_H

#ifndef BIT
#define BIT(x) (1 << (x))
#endif

/* The unknown vendor ID. */
#define VENDORID_UNKNOWN        -1

/* Our default vendor ID. */
#define VENDORID_DEFAULT        VENDORID_IPSEC_TOOLS

#define VENDORID_IPSEC_TOOLS    0

/* Refer to draft-ietf-ipsec-isakmp-gss-auth-06.txt. */
#define VENDORID_GSSAPI_LONG    1
#define VENDORID_GSSAPI         2
#define VENDORID_MS_NT5         3

#define VENDORID_GSSAPI_MASK    (BIT(VENDORID_GSSAPI_LONG) | \
                                 BIT(VENDORID_GSSAPI) | \
                                 BIT(VENDORID_MS_NT5))

/* NAT-T support */
#define VENDORID_NATT_00        4
#define VENDORID_NATT_01        5
#define VENDORID_NATT_02        6
#define VENDORID_NATT_02_N      7
#define VENDORID_NATT_03        8
#define VENDORID_NATT_04        9
#define VENDORID_NATT_05        10
#define VENDORID_NATT_06        11
#define VENDORID_NATT_07        12
#define VENDORID_NATT_08        13
#define VENDORID_NATT_RFC       14

#define VENDORID_NATT_FIRST     VENDORID_NATT_00
#define VENDORID_NATT_LAST      VENDORID_NATT_RFC

#define MAX_NATT_VID_COUNT      (VENDORID_NATT_LAST - VENDORID_NATT_FIRST + 1)

/* Hybrid auth */
#define VENDORID_XAUTH          15
#define VENDORID_UNITY          16

/* IKE fragmentation */
#define VENDORID_FRAG           17

/* Dead Peer Detection */
#define VENDORID_DPD            18


/* Other Vendors...
 * XXX: do some cleanup to have separate lists for "real" vendors (to complete)
 * and "features" VendorIDs
 */
#define VENDORID_KAME           19

struct vendor_id {
        int             id;
        const char      *string;
        vchar_t         *hash;
};

vchar_t *set_vendorid(int);
int handle_vendorid(struct ph1handle *, struct isakmp_gen *);

void compute_vendorids(void);
const char *vid_string_by_id(int id);

#endif /* _VENDORID_H */