1 /* $OpenBSD: getrrsetbyname.c,v 1.4 2001/08/16 18:16:43 ho Exp $ */ 2 3 /* 4 * Copyright (c) 2001 Jakob Schlyter. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 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 /* 30 * Portions Copyright (c) 1999-2001 Internet Software Consortium. 31 * 32 * Permission to use, copy, modify, and distribute this software for any 33 * purpose with or without fee is hereby granted, provided that the above 34 * copyright notice and this permission notice appear in all copies. 35 * 36 * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM 37 * DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL 38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL 39 * INTERNET SOFTWARE CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, 40 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING 41 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, 42 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION 43 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 44 */ 45 46 #ifndef _GETRRSETBYNAME_H 47 #define _GETRRSETBYNAME_H 48 49 #include "includes.h" 50 51 #if defined(DNS) && !defined(HAVE_GETRRSETBYNAME) 52 53 #include <sys/types.h> 54 #include <netinet/in.h> 55 #include <arpa/nameser.h> 56 #include <netdb.h> 57 #include <resolv.h> 58 59 /* 60 * Flags for getrrsetbyname() 61 */ 62 #ifndef RRSET_VALIDATED 63 # define RRSET_VALIDATED 1 64 #endif 65 66 /* 67 * Return codes for getrrsetbyname() 68 */ 69 #ifndef ERRSET_SUCCESS 70 # define ERRSET_SUCCESS 0 71 # define ERRSET_NOMEMORY 1 72 # define ERRSET_FAIL 2 73 # define ERRSET_INVAL 3 74 # define ERRSET_NONAME 4 75 # define ERRSET_NODATA 5 76 #endif 77 78 struct rdatainfo { 79 unsigned int rdi_length; /* length of data */ 80 unsigned char *rdi_data; /* record data */ 81 }; 82 83 struct rrsetinfo { 84 unsigned int rri_flags; /* RRSET_VALIDATED ... */ 85 unsigned int rri_rdclass; /* class number */ 86 unsigned int rri_rdtype; /* RR type number */ 87 unsigned int rri_ttl; /* time to live */ 88 unsigned int rri_nrdatas; /* size of rdatas array */ 89 unsigned int rri_nsigs; /* size of sigs array */ 90 char *rri_name; /* canonical name */ 91 struct rdatainfo *rri_rdatas; /* individual records */ 92 struct rdatainfo *rri_sigs; /* individual signatures */ 93 }; 94 95 int getrrsetbyname(const char *, unsigned int, unsigned int, unsigned int, struct rrsetinfo **); 96 void freerrset(struct rrsetinfo *); 97 98 #endif /* defined(DNS) && !defined(HAVE_GETRRSETBYNAME) */ 99 100 #endif /* _GETRRSETBYNAME_H */ 101