xref: /freebsd/contrib/libevent/include/event2/dns_struct.h (revision c6879c6c14eedbd060ba588a3129a6c60ebbe783)
1*c43e99fdSEd Maste /*
2*c43e99fdSEd Maste  * Copyright (c) 2000-2007 Niels Provos <provos@citi.umich.edu>
3*c43e99fdSEd Maste  * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
4*c43e99fdSEd Maste  *
5*c43e99fdSEd Maste  * Redistribution and use in source and binary forms, with or without
6*c43e99fdSEd Maste  * modification, are permitted provided that the following conditions
7*c43e99fdSEd Maste  * are met:
8*c43e99fdSEd Maste  * 1. Redistributions of source code must retain the above copyright
9*c43e99fdSEd Maste  *    notice, this list of conditions and the following disclaimer.
10*c43e99fdSEd Maste  * 2. Redistributions in binary form must reproduce the above copyright
11*c43e99fdSEd Maste  *    notice, this list of conditions and the following disclaimer in the
12*c43e99fdSEd Maste  *    documentation and/or other materials provided with the distribution.
13*c43e99fdSEd Maste  * 3. The name of the author may not be used to endorse or promote products
14*c43e99fdSEd Maste  *    derived from this software without specific prior written permission.
15*c43e99fdSEd Maste  *
16*c43e99fdSEd Maste  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17*c43e99fdSEd Maste  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18*c43e99fdSEd Maste  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19*c43e99fdSEd Maste  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20*c43e99fdSEd Maste  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21*c43e99fdSEd Maste  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22*c43e99fdSEd Maste  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23*c43e99fdSEd Maste  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24*c43e99fdSEd Maste  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25*c43e99fdSEd Maste  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*c43e99fdSEd Maste  */
27*c43e99fdSEd Maste #ifndef EVENT2_DNS_STRUCT_H_INCLUDED_
28*c43e99fdSEd Maste #define EVENT2_DNS_STRUCT_H_INCLUDED_
29*c43e99fdSEd Maste 
30*c43e99fdSEd Maste /** @file event2/dns_struct.h
31*c43e99fdSEd Maste 
32*c43e99fdSEd Maste   Data structures for dns.  Using these structures may hurt forward
33*c43e99fdSEd Maste   compatibility with later versions of Libevent: be careful!
34*c43e99fdSEd Maste 
35*c43e99fdSEd Maste  */
36*c43e99fdSEd Maste 
37*c43e99fdSEd Maste #ifdef __cplusplus
38*c43e99fdSEd Maste extern "C" {
39*c43e99fdSEd Maste #endif
40*c43e99fdSEd Maste 
41*c43e99fdSEd Maste #include <event2/event-config.h>
42*c43e99fdSEd Maste #ifdef EVENT__HAVE_SYS_TYPES_H
43*c43e99fdSEd Maste #include <sys/types.h>
44*c43e99fdSEd Maste #endif
45*c43e99fdSEd Maste #ifdef EVENT__HAVE_SYS_TIME_H
46*c43e99fdSEd Maste #include <sys/time.h>
47*c43e99fdSEd Maste #endif
48*c43e99fdSEd Maste 
49*c43e99fdSEd Maste /* For int types. */
50*c43e99fdSEd Maste #include <event2/util.h>
51*c43e99fdSEd Maste 
52*c43e99fdSEd Maste /*
53*c43e99fdSEd Maste  * Structures used to implement a DNS server.
54*c43e99fdSEd Maste  */
55*c43e99fdSEd Maste 
56*c43e99fdSEd Maste struct evdns_server_request {
57*c43e99fdSEd Maste 	int flags;
58*c43e99fdSEd Maste 	int nquestions;
59*c43e99fdSEd Maste 	struct evdns_server_question **questions;
60*c43e99fdSEd Maste };
61*c43e99fdSEd Maste struct evdns_server_question {
62*c43e99fdSEd Maste 	int type;
63*c43e99fdSEd Maste #ifdef __cplusplus
64*c43e99fdSEd Maste 	int dns_question_class;
65*c43e99fdSEd Maste #else
66*c43e99fdSEd Maste 	/* You should refer to this field as "dns_question_class".  The
67*c43e99fdSEd Maste 	 * name "class" works in C for backward compatibility, and will be
68*c43e99fdSEd Maste 	 * removed in a future version. (1.5 or later). */
69*c43e99fdSEd Maste 	int class;
70*c43e99fdSEd Maste #define dns_question_class class
71*c43e99fdSEd Maste #endif
72*c43e99fdSEd Maste 	char name[1];
73*c43e99fdSEd Maste };
74*c43e99fdSEd Maste 
75*c43e99fdSEd Maste #ifdef __cplusplus
76*c43e99fdSEd Maste }
77*c43e99fdSEd Maste #endif
78*c43e99fdSEd Maste 
79*c43e99fdSEd Maste #endif /* EVENT2_DNS_STRUCT_H_INCLUDED_ */
80*c43e99fdSEd Maste 
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