xref: /btstack/3rd-party/lwip/core/src/include/lwip/apps/mdns_opts.h (revision 97dc5e692c7d94a280158af58036a0efee5b0e56)
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 <[email protected]>
35  * Author: Jasper Verschueren <[email protected]>
36  *
37  */
38 
39 #ifndef LWIP_HDR_APPS_MDNS_OPTS_H
40 #define LWIP_HDR_APPS_MDNS_OPTS_H
41 
42 #include "lwip/opt.h"
43 
44 /**
45  * @defgroup mdns_opts Options
46  * @ingroup mdns
47  * @{
48  */
49 
50 /**
51  * LWIP_MDNS_RESPONDER==1: Turn on multicast DNS module. UDP must be available for MDNS
52  * transport. IGMP is needed for IPv4 multicast.
53  */
54 #ifndef LWIP_MDNS_RESPONDER
55 #define LWIP_MDNS_RESPONDER             0
56 #endif /* LWIP_MDNS_RESPONDER */
57 
58 /** The maximum number of services per netif */
59 #ifndef MDNS_MAX_SERVICES
60 #define MDNS_MAX_SERVICES               1
61 #endif
62 
63 /** MDNS_RESP_USENETIF_EXTCALLBACK==1: register an ext_callback on the netif
64  * to automatically restart probing/announcing on status or address change.
65  */
66 #ifndef MDNS_RESP_USENETIF_EXTCALLBACK
67 #define MDNS_RESP_USENETIF_EXTCALLBACK  LWIP_NETIF_EXT_STATUS_CALLBACK
68 #endif
69 
70 /**
71  * LWIP_MDNS_SEARCH==1: Turn on search over multicast DNS module.
72  */
73 #ifndef LWIP_MDNS_SEARCH
74 #define LWIP_MDNS_SEARCH                1
75 #endif
76 
77 /** The maximum number of running requests */
78 #ifndef MDNS_MAX_REQUESTS
79 #define MDNS_MAX_REQUESTS               2
80 #endif
81 
82 /**
83  * MDNS_DEBUG: Enable debugging for multicast DNS.
84  */
85 #ifndef MDNS_DEBUG
86 #define MDNS_DEBUG                       LWIP_DBG_OFF
87 #endif
88 
89 /**
90  * @}
91  */
92 
93 #endif /* LWIP_HDR_APPS_MDNS_OPTS_H */
94