2 This file is part of GNUnet.
3 Copyright (C) 2009, 2012 GNUnet e.V.
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 Boston, MA 02110-1301, USA.
22 * @author Christian Grothoff
23 * @file util/resolver.h
28 #include "gnunet_common.h"
30 GNUNET_NETWORK_STRUCT_BEGIN
33 * Request for the resolver. Followed by either the "struct sockaddr"
34 * or the 0-terminated hostname.
36 * The response will be one or more messages of type
37 * RESOLVER_RESPONSE, each with the message header immediately
38 * followed by the requested data (0-terminated hostname or struct
39 * in[6]_addr, depending on direction). The last RESOLVER_RESPONSE
40 * will just be a header without any data (used to indicate the end of
43 struct GNUNET_RESOLVER_GetMessage
46 * Type: GNUNET_MESSAGE_TYPE_RESOLVER_REQUEST
48 struct GNUNET_MessageHeader header;
51 * GNUNET_YES to get hostname from IP,
52 * GNUNET_NO to get IP from hostname.
54 int32_t direction GNUNET_PACKED;
57 * Address family to use (AF_INET, AF_INET6 or AF_UNSPEC).
59 int32_t af GNUNET_PACKED;
61 /* followed by 0-terminated string for A/AAAA-lookup or
62 by 'struct in_addr' / 'struct in6_addr' for reverse lookup */
65 GNUNET_NETWORK_STRUCT_END