xref: /freebsd-src/contrib/ntp/sntp/libevent/include/event2/dns_struct.h (revision 416ba5c74546f32a993436a99516d35008e9f384)
1*2b15cb3dSCy Schubert /*
2*2b15cb3dSCy Schubert  * Copyright (c) 2000-2007 Niels Provos <provos@citi.umich.edu>
3*2b15cb3dSCy Schubert  * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
4*2b15cb3dSCy Schubert  *
5*2b15cb3dSCy Schubert  * Redistribution and use in source and binary forms, with or without
6*2b15cb3dSCy Schubert  * modification, are permitted provided that the following conditions
7*2b15cb3dSCy Schubert  * are met:
8*2b15cb3dSCy Schubert  * 1. Redistributions of source code must retain the above copyright
9*2b15cb3dSCy Schubert  *    notice, this list of conditions and the following disclaimer.
10*2b15cb3dSCy Schubert  * 2. Redistributions in binary form must reproduce the above copyright
11*2b15cb3dSCy Schubert  *    notice, this list of conditions and the following disclaimer in the
12*2b15cb3dSCy Schubert  *    documentation and/or other materials provided with the distribution.
13*2b15cb3dSCy Schubert  * 3. The name of the author may not be used to endorse or promote products
14*2b15cb3dSCy Schubert  *    derived from this software without specific prior written permission.
15*2b15cb3dSCy Schubert  *
16*2b15cb3dSCy Schubert  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17*2b15cb3dSCy Schubert  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18*2b15cb3dSCy Schubert  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19*2b15cb3dSCy Schubert  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20*2b15cb3dSCy Schubert  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21*2b15cb3dSCy Schubert  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22*2b15cb3dSCy Schubert  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23*2b15cb3dSCy Schubert  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24*2b15cb3dSCy Schubert  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25*2b15cb3dSCy Schubert  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*2b15cb3dSCy Schubert  */
27*2b15cb3dSCy Schubert #ifndef EVENT2_DNS_STRUCT_H_INCLUDED_
28*2b15cb3dSCy Schubert #define EVENT2_DNS_STRUCT_H_INCLUDED_
29*2b15cb3dSCy Schubert 
30*2b15cb3dSCy Schubert /** @file event2/dns_struct.h
31*2b15cb3dSCy Schubert 
32*2b15cb3dSCy Schubert   Data structures for dns.  Using these structures may hurt forward
33*2b15cb3dSCy Schubert   compatibility with later versions of Libevent: be careful!
34*2b15cb3dSCy Schubert 
35*2b15cb3dSCy Schubert  */
36*2b15cb3dSCy Schubert 
37*2b15cb3dSCy Schubert #ifdef __cplusplus
38*2b15cb3dSCy Schubert extern "C" {
39*2b15cb3dSCy Schubert #endif
40*2b15cb3dSCy Schubert 
41*2b15cb3dSCy Schubert #include <event2/event-config.h>
42*2b15cb3dSCy Schubert #ifdef EVENT__HAVE_SYS_TYPES_H
43*2b15cb3dSCy Schubert #include <sys/types.h>
44*2b15cb3dSCy Schubert #endif
45*2b15cb3dSCy Schubert #ifdef EVENT__HAVE_SYS_TIME_H
46*2b15cb3dSCy Schubert #include <sys/time.h>
47*2b15cb3dSCy Schubert #endif
48*2b15cb3dSCy Schubert 
49*2b15cb3dSCy Schubert /* For int types. */
50*2b15cb3dSCy Schubert #include <event2/util.h>
51*2b15cb3dSCy Schubert 
52*2b15cb3dSCy Schubert /*
53*2b15cb3dSCy Schubert  * Structures used to implement a DNS server.
54*2b15cb3dSCy Schubert  */
55*2b15cb3dSCy Schubert 
56*2b15cb3dSCy Schubert struct evdns_server_request {
57*2b15cb3dSCy Schubert 	int flags;
58*2b15cb3dSCy Schubert 	int nquestions;
59*2b15cb3dSCy Schubert 	struct evdns_server_question **questions;
60*2b15cb3dSCy Schubert };
61*2b15cb3dSCy Schubert struct evdns_server_question {
62*2b15cb3dSCy Schubert 	int type;
63*2b15cb3dSCy Schubert #ifdef __cplusplus
64*2b15cb3dSCy Schubert 	int dns_question_class;
65*2b15cb3dSCy Schubert #else
66*2b15cb3dSCy Schubert 	/* You should refer to this field as "dns_question_class".  The
67*2b15cb3dSCy Schubert 	 * name "class" works in C for backward compatibility, and will be
68*2b15cb3dSCy Schubert 	 * removed in a future version. (1.5 or later). */
69*2b15cb3dSCy Schubert 	int class;
70*2b15cb3dSCy Schubert #define dns_question_class class
71*2b15cb3dSCy Schubert #endif
72*2b15cb3dSCy Schubert 	char name[1];
73*2b15cb3dSCy Schubert };
74*2b15cb3dSCy Schubert 
75*2b15cb3dSCy Schubert #ifdef __cplusplus
76*2b15cb3dSCy Schubert }
77*2b15cb3dSCy Schubert #endif
78*2b15cb3dSCy Schubert 
79*2b15cb3dSCy Schubert #endif /* EVENT2_DNS_STRUCT_H_INCLUDED_ */
80*2b15cb3dSCy Schubert 
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