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4460d509 | 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, | |
67467c30 | 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
4460d509 | 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 "config.h" | |
50 | ||
67467c30 | 51 | #if defined(DNS) && !defined(HAVE_GETRRSETBYNAME) |
4460d509 | 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 | ||
67467c30 | 98 | #endif /* defined(DNS) && !defined(HAVE_GETRRSETBYNAME) */ |
99 | ||
4460d509 | 100 | #endif /* _GETRRSETBYNAME_H */ |