1294336Sdes/* $OpenBSD: dns.h,v 1.15 2015/05/08 06:45:13 djm Exp $ */
2124208Sdes
3124208Sdes/*
4124208Sdes * Copyright (c) 2003 Wesley Griffin. All rights reserved.
5124208Sdes * Copyright (c) 2003 Jakob Schlyter. All rights reserved.
6124208Sdes *
7124208Sdes * Redistribution and use in source and binary forms, with or without
8124208Sdes * modification, are permitted provided that the following conditions
9124208Sdes * are met:
10124208Sdes * 1. Redistributions of source code must retain the above copyright
11124208Sdes *    notice, this list of conditions and the following disclaimer.
12124208Sdes * 2. Redistributions in binary form must reproduce the above copyright
13124208Sdes *    notice, this list of conditions and the following disclaimer in the
14124208Sdes *    documentation and/or other materials provided with the distribution.
15124208Sdes *
16124208Sdes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17124208Sdes * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18124208Sdes * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19124208Sdes * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20124208Sdes * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21124208Sdes * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22124208Sdes * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23124208Sdes * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24124208Sdes * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25124208Sdes * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26124208Sdes */
27124208Sdes
28124208Sdes#ifndef DNS_H
29124208Sdes#define DNS_H
30124208Sdes
31124208Sdesenum sshfp_types {
32240075Sdes	SSHFP_KEY_RESERVED = 0,
33240075Sdes	SSHFP_KEY_RSA = 1,
34240075Sdes	SSHFP_KEY_DSA = 2,
35294328Sdes	SSHFP_KEY_ECDSA = 3,
36294336Sdes	SSHFP_KEY_ED25519 = 4
37124208Sdes};
38124208Sdes
39124208Sdesenum sshfp_hashes {
40240075Sdes	SSHFP_HASH_RESERVED = 0,
41240075Sdes	SSHFP_HASH_SHA1 = 1,
42240075Sdes	SSHFP_HASH_SHA256 = 2,
43240075Sdes	SSHFP_HASH_MAX = 3
44124208Sdes};
45124208Sdes
46124208Sdes#define DNS_RDATACLASS_IN	1
47124208Sdes#define DNS_RDATATYPE_SSHFP	44
48124208Sdes
49126274Sdes#define DNS_VERIFY_FOUND	0x00000001
50126274Sdes#define DNS_VERIFY_MATCH	0x00000002
51126274Sdes#define DNS_VERIFY_SECURE	0x00000004
52124208Sdes
53294332Sdesint	verify_host_key_dns(const char *, struct sockaddr *,
54294332Sdes    struct sshkey *, int *);
55294332Sdesint	export_dns_rr(const char *, struct sshkey *, FILE *, int);
56126274Sdes
57124208Sdes#endif /* DNS_H */
58