1/*
2 * dns64/dns64.h - DNS64 module
3 *
4 * Copyright (c) 2009, Viagénie. All rights reserved.
5 *
6 * This software is open source.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * Redistributions of source code must retain the above copyright notice,
13 * this list of conditions and the following disclaimer.
14 *
15 * Redistributions in binary form must reproduce the above copyright notice,
16 * this list of conditions and the following disclaimer in the documentation
17 * and/or other materials provided with the distribution.
18 *
19 * Neither the name of the NLNET LABS nor the names of its contributors may
20 * be used to endorse or promote products derived from this software without
21 * specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
27 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 */
35
36/**
37 * \file
38 *
39 * This file contains a module that performs DNS64 query processing.
40 */
41
42#ifndef DNS64_DNS64_H
43#define DNS64_DNS64_H
44#include "util/module.h"
45
46/**
47 * Get the dns64 function block.
48 * @return: function block with function pointers to dns64 methods.
49 */
50struct module_func_block *dns64_get_funcblock(void);
51
52/** dns64 init */
53int dns64_init(struct module_env* env, int id);
54
55/** dns64 deinit */
56void dns64_deinit(struct module_env* env, int id);
57
58/** dns64 operate on a query */
59void dns64_operate(struct module_qstate* qstate, enum module_ev event, int id,
60		struct outbound_entry* outbound);
61
62void dns64_inform_super(struct module_qstate* qstate, int id,
63    struct module_qstate* super);
64
65/** dns64 cleanup query state */
66void dns64_clear(struct module_qstate* qstate, int id);
67
68/** dns64 alloc size routine */
69size_t dns64_get_mem(struct module_env* env, int id);
70
71#endif /* DNS64_DNS64_H */
72