source: azure_iot_hub_f767zi/trunk/asp_baseplatform/lwip/lwip-2.1.2/src/include/lwip/apps/mdns_opts.h@ 457

Last change on this file since 457 was 457, checked in by coas-nagasima, 4 years ago

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1/**
2 * @file
3 * MDNS responder
4 */
5
6 /*
7 * Copyright (c) 2015 Verisure Innovation AB
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without modification,
11 * are permitted provided that the following conditions are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright notice,
14 * this list of conditions and the following disclaimer.
15 * 2. 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 * 3. The name of the author may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
22 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
24 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
26 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
30 * OF SUCH DAMAGE.
31 *
32 * This file is part of the lwIP TCP/IP stack.
33 *
34 * Author: Erik Ekman <erik@kryo.se>
35 *
36 */
37
38#ifndef LWIP_HDR_APPS_MDNS_OPTS_H
39#define LWIP_HDR_APPS_MDNS_OPTS_H
40
41#include "lwip/opt.h"
42
43/**
44 * @defgroup mdns_opts Options
45 * @ingroup mdns
46 * @{
47 */
48
49/**
50 * LWIP_MDNS_RESPONDER==1: Turn on multicast DNS module. UDP must be available for MDNS
51 * transport. IGMP is needed for IPv4 multicast.
52 */
53#ifndef LWIP_MDNS_RESPONDER
54#define LWIP_MDNS_RESPONDER 0
55#endif /* LWIP_MDNS_RESPONDER */
56
57/** The maximum number of services per netif */
58#ifndef MDNS_MAX_SERVICES
59#define MDNS_MAX_SERVICES 1
60#endif
61
62/** MDNS_RESP_USENETIF_EXTCALLBACK==1: register an ext_callback on the netif
63 * to automatically restart probing/announcing on status or address change.
64 */
65#ifndef MDNS_RESP_USENETIF_EXTCALLBACK
66#define MDNS_RESP_USENETIF_EXTCALLBACK LWIP_NETIF_EXT_STATUS_CALLBACK
67#endif
68
69/**
70 * MDNS_DEBUG: Enable debugging for multicast DNS.
71 */
72#ifndef MDNS_DEBUG
73#define MDNS_DEBUG LWIP_DBG_OFF
74#endif
75
76/**
77 * @}
78 */
79
80#endif /* LWIP_HDR_APPS_MDNS_OPTS_H */
81
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