sm_resolve.h revision 266692
1/* 2 * Copyright (c) 2000-2001 Proofpoint, Inc. and its suppliers. 3 * All rights reserved. 4 * 5 * By using this file, you agree to the terms and conditions set 6 * forth in the LICENSE file which can be found at the top level of 7 * the sendmail distribution. 8 * 9 */ 10 11/* 12 * Copyright (c) 1995, 1996, 1997, 1998, 1999 Kungliga Tekniska H�gskolan 13 * (Royal Institute of Technology, Stockholm, Sweden). 14 * All rights reserved. 15 * 16 * Redistribution and use in source and binary forms, with or without 17 * modification, are permitted provided that the following conditions 18 * are met: 19 * 20 * 1. Redistributions of source code must retain the above copyright 21 * notice, this list of conditions and the following disclaimer. 22 * 23 * 2. Redistributions in binary form must reproduce the above copyright 24 * notice, this list of conditions and the following disclaimer in the 25 * documentation and/or other materials provided with the distribution. 26 * 27 * 3. Neither the name of the Institute nor the names of its contributors 28 * may be used to endorse or promote products derived from this software 29 * without specific prior written permission. 30 * 31 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 32 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 33 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 34 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 35 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 39 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 40 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 41 * SUCH DAMAGE. 42 */ 43 44/* $Id: sm_resolve.h,v 8.9 2013-11-22 20:51:56 ca Exp $ */ 45 46#if DNSMAP 47# ifndef __ROKEN_RESOLVE_H__ 48# define __ROKEN_RESOLVE_H__ 49 50/* We use these, but they are not always present in <arpa/nameser.h> */ 51 52# ifndef T_TXT 53# define T_TXT 16 54# endif /* ! T_TXT */ 55# ifndef T_AFSDB 56# define T_AFSDB 18 57# endif /* ! T_AFSDB */ 58# ifndef T_SRV 59# define T_SRV 33 60# endif /* ! T_SRV */ 61# ifndef T_NAPTR 62# define T_NAPTR 35 63# endif /* ! T_NAPTR */ 64 65typedef struct 66{ 67 char *dns_q_domain; 68 unsigned int dns_q_type; 69 unsigned int dns_q_class; 70} DNS_QUERY_T; 71 72typedef struct 73{ 74 unsigned int mx_r_preference; 75 char mx_r_domain[1]; 76} MX_RECORD_T; 77 78typedef struct 79{ 80 unsigned int srv_r_priority; 81 unsigned int srv_r_weight; 82 unsigned int srv_r_port; 83 char srv_r_target[1]; 84} SRV_RECORDT_T; 85 86 87typedef struct resource_record RESOURCE_RECORD_T; 88 89struct resource_record 90{ 91 char *rr_domain; 92 unsigned int rr_type; 93 unsigned int rr_class; 94 unsigned int rr_ttl; 95 unsigned int rr_size; 96 union 97 { 98 void *rr_data; 99 MX_RECORD_T *rr_mx; 100 MX_RECORD_T *rr_afsdb; /* mx and afsdb are identical */ 101 SRV_RECORDT_T *rr_srv; 102# if NETINET 103 struct in_addr *rr_a; 104# endif /* NETINET */ 105# if NETINET6 106 struct in6_addr *rr_aaaa; 107# endif /* NETINET6 */ 108 char *rr_txt; 109 } rr_u; 110 RESOURCE_RECORD_T *rr_next; 111}; 112 113# if !defined(T_A) && !defined(T_AAAA) 114/* XXX if <arpa/nameser.h> isn't included */ 115typedef int HEADER; /* will never be used */ 116# endif /* !defined(T_A) && !defined(T_AAAA) */ 117 118typedef struct 119{ 120 HEADER dns_r_h; 121 DNS_QUERY_T dns_r_q; 122 RESOURCE_RECORD_T *dns_r_head; 123} DNS_REPLY_T; 124 125 126extern void dns_free_data __P((DNS_REPLY_T *)); 127extern int dns_string_to_type __P((const char *)); 128extern const char *dns_type_to_string __P((int)); 129extern DNS_REPLY_T *dns_lookup_int __P((const char *, 130 int, 131 int, 132 time_t, 133 int)); 134# if 0 135extern DNS_REPLY_T *dns_lookup __P((const char *domain, 136 const char *type_name, 137 time_t retrans, 138 int retry)); 139# endif /* 0 */ 140 141# endif /* ! __ROKEN_RESOLVE_H__ */ 142#endif /* DNSMAP */ 143