1/* $NetBSD: dns.h,v 1.13 2023/07/26 17:58:15 christos Exp $ */ 2/* $OpenBSD: dns.h,v 1.20 2023/02/10 04:56:30 djm Exp $ */ 3 4/* 5 * Copyright (c) 2003 Wesley Griffin. All rights reserved. 6 * Copyright (c) 2003 Jakob Schlyter. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#ifndef DNS_H 30#define DNS_H 31 32enum sshfp_types { 33 SSHFP_KEY_RESERVED = 0, 34 SSHFP_KEY_RSA = 1, 35 SSHFP_KEY_DSA = 2, 36 SSHFP_KEY_ECDSA = 3, 37 SSHFP_KEY_ED25519 = 4, 38 SSHFP_KEY_XMSS = 5 39}; 40 41enum sshfp_hashes { 42 SSHFP_HASH_RESERVED = 0, 43 SSHFP_HASH_SHA1 = 1, 44 SSHFP_HASH_SHA256 = 2, 45 SSHFP_HASH_MAX = 3 46}; 47 48#define DNS_RDATACLASS_IN 1 49#define DNS_RDATATYPE_SSHFP 44 50 51#define DNS_VERIFY_FOUND 0x00000001 52#define DNS_VERIFY_MATCH 0x00000002 53#define DNS_VERIFY_SECURE 0x00000004 54#define DNS_VERIFY_FAILED 0x00000008 55 56int verify_host_key_dns(const char *, struct sockaddr *, 57 struct sshkey *, int *); 58int export_dns_rr(const char *, struct sshkey *, FILE *, int, int); 59 60#endif /* DNS_H */ 61