xref: /minix3/minix/lib/liblwip/dist/src/include/lwip/apps/mdns.h (revision 5d5fbe79c1b60734f34c69330aec5496644e8651)
1*5d5fbe79SDavid van Moolenbroek /**
2*5d5fbe79SDavid van Moolenbroek  * @file
3*5d5fbe79SDavid van Moolenbroek  * MDNS responder
4*5d5fbe79SDavid van Moolenbroek  */
5*5d5fbe79SDavid van Moolenbroek 
6*5d5fbe79SDavid van Moolenbroek  /*
7*5d5fbe79SDavid van Moolenbroek  * Copyright (c) 2015 Verisure Innovation AB
8*5d5fbe79SDavid van Moolenbroek  * All rights reserved.
9*5d5fbe79SDavid van Moolenbroek  *
10*5d5fbe79SDavid van Moolenbroek  * Redistribution and use in source and binary forms, with or without modification,
11*5d5fbe79SDavid van Moolenbroek  * are permitted provided that the following conditions are met:
12*5d5fbe79SDavid van Moolenbroek  *
13*5d5fbe79SDavid van Moolenbroek  * 1. Redistributions of source code must retain the above copyright notice,
14*5d5fbe79SDavid van Moolenbroek  *    this list of conditions and the following disclaimer.
15*5d5fbe79SDavid van Moolenbroek  * 2. Redistributions in binary form must reproduce the above copyright notice,
16*5d5fbe79SDavid van Moolenbroek  *    this list of conditions and the following disclaimer in the documentation
17*5d5fbe79SDavid van Moolenbroek  *    and/or other materials provided with the distribution.
18*5d5fbe79SDavid van Moolenbroek  * 3. The name of the author may not be used to endorse or promote products
19*5d5fbe79SDavid van Moolenbroek  *    derived from this software without specific prior written permission.
20*5d5fbe79SDavid van Moolenbroek  *
21*5d5fbe79SDavid van Moolenbroek  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
22*5d5fbe79SDavid van Moolenbroek  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23*5d5fbe79SDavid van Moolenbroek  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
24*5d5fbe79SDavid van Moolenbroek  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25*5d5fbe79SDavid van Moolenbroek  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
26*5d5fbe79SDavid van Moolenbroek  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27*5d5fbe79SDavid van Moolenbroek  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28*5d5fbe79SDavid van Moolenbroek  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29*5d5fbe79SDavid van Moolenbroek  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
30*5d5fbe79SDavid van Moolenbroek  * OF SUCH DAMAGE.
31*5d5fbe79SDavid van Moolenbroek  *
32*5d5fbe79SDavid van Moolenbroek  * This file is part of the lwIP TCP/IP stack.
33*5d5fbe79SDavid van Moolenbroek  *
34*5d5fbe79SDavid van Moolenbroek  * Author: Erik Ekman <erik@kryo.se>
35*5d5fbe79SDavid van Moolenbroek  *
36*5d5fbe79SDavid van Moolenbroek  */
37*5d5fbe79SDavid van Moolenbroek #ifndef LWIP_HDR_MDNS_H
38*5d5fbe79SDavid van Moolenbroek #define LWIP_HDR_MDNS_H
39*5d5fbe79SDavid van Moolenbroek 
40*5d5fbe79SDavid van Moolenbroek #include "lwip/apps/mdns_opts.h"
41*5d5fbe79SDavid van Moolenbroek #include "lwip/netif.h"
42*5d5fbe79SDavid van Moolenbroek 
43*5d5fbe79SDavid van Moolenbroek #if LWIP_MDNS_RESPONDER
44*5d5fbe79SDavid van Moolenbroek 
45*5d5fbe79SDavid van Moolenbroek enum mdns_sd_proto {
46*5d5fbe79SDavid van Moolenbroek   DNSSD_PROTO_UDP = 0,
47*5d5fbe79SDavid van Moolenbroek   DNSSD_PROTO_TCP = 1
48*5d5fbe79SDavid van Moolenbroek };
49*5d5fbe79SDavid van Moolenbroek 
50*5d5fbe79SDavid van Moolenbroek #define MDNS_LABEL_MAXLEN  63
51*5d5fbe79SDavid van Moolenbroek 
52*5d5fbe79SDavid van Moolenbroek struct mdns_host;
53*5d5fbe79SDavid van Moolenbroek struct mdns_service;
54*5d5fbe79SDavid van Moolenbroek 
55*5d5fbe79SDavid van Moolenbroek /** Callback function to add text to a reply, called when generating the reply */
56*5d5fbe79SDavid van Moolenbroek typedef void (*service_get_txt_fn_t)(struct mdns_service *service, void *txt_userdata);
57*5d5fbe79SDavid van Moolenbroek 
58*5d5fbe79SDavid van Moolenbroek void mdns_resp_init(void);
59*5d5fbe79SDavid van Moolenbroek 
60*5d5fbe79SDavid van Moolenbroek err_t mdns_resp_add_netif(struct netif *netif, const char *hostname, u32_t dns_ttl);
61*5d5fbe79SDavid van Moolenbroek err_t mdns_resp_remove_netif(struct netif *netif);
62*5d5fbe79SDavid van Moolenbroek 
63*5d5fbe79SDavid van Moolenbroek err_t mdns_resp_add_service(struct netif *netif, const char *name, const char *service, enum mdns_sd_proto proto, u16_t port, u32_t dns_ttl, service_get_txt_fn_t txt_fn, void *txt_userdata);
64*5d5fbe79SDavid van Moolenbroek err_t mdns_resp_add_service_txtitem(struct mdns_service *service, const char *txt, u8_t txt_len);
65*5d5fbe79SDavid van Moolenbroek void mdns_resp_netif_settings_changed(struct netif *netif);
66*5d5fbe79SDavid van Moolenbroek 
67*5d5fbe79SDavid van Moolenbroek #endif /* LWIP_MDNS_RESPONDER */
68*5d5fbe79SDavid van Moolenbroek 
69*5d5fbe79SDavid van Moolenbroek #endif /* LWIP_HDR_MDNS_H */
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