1 /*
2 * libwebsockets - small server side websockets and web server implementation
3 *
4 * Copyright (C) 2010 - 2019 Andy Green <andy@warmcat.com>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22 * IN THE SOFTWARE.
23 */
24
25 #include "private-lib-core.h"
26
27 lws_async_dns_server_check_t
lws_plat_asyncdns_init(struct lws_context * context,lws_sockaddr46 * sa46)28 lws_plat_asyncdns_init(struct lws_context *context, lws_sockaddr46 *sa46)
29 {
30 uint32_t ipv4;
31 lws_async_dns_server_check_t s = LADNS_CONF_SERVER_CHANGED;
32
33 FreeRTOS_GetAddressConfiguration(NULL, NULL, NULL, &ipv4);
34
35 sa46->sa4.sin_family = AF_INET;
36 if (sa46->sa4.sin_addr.s_addr == ipv4)
37 s = LADNS_CONF_SERVER_SAME;
38
39 sa46->sa4.sin_addr.s_addr = ipv4;
40
41 return s;
42 }
43