1 /** 2 * @file 3 * MDNS responder - domain related functionalities 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_DOMAIN_H 40 #define LWIP_HDR_APPS_MDNS_DOMAIN_H 41 42 #include "lwip/apps/mdns_opts.h" 43 #include "lwip/apps/mdns_priv.h" 44 45 #ifdef __cplusplus 46 extern "C" { 47 #endif 48 49 #if LWIP_MDNS_RESPONDER 50 51 /* Domain methods - also visible for unit tests */ 52 53 err_t mdns_domain_add_label(struct mdns_domain *domain, const char *label, u8_t len); 54 err_t mdns_domain_add_domain(struct mdns_domain *domain, struct mdns_domain *source); 55 err_t mdns_domain_add_string(struct mdns_domain *domain, const char *source); 56 u16_t mdns_readname(struct pbuf *p, u16_t offset, struct mdns_domain *domain); 57 void mdns_domain_debug_print(struct mdns_domain *domain); 58 int mdns_domain_eq(struct mdns_domain *a, struct mdns_domain *b); 59 #if LWIP_IPV4 60 err_t mdns_build_reverse_v4_domain(struct mdns_domain *domain, const ip4_addr_t *addr); 61 #endif 62 #if LWIP_IPV6 63 err_t mdns_build_reverse_v6_domain(struct mdns_domain *domain, const ip6_addr_t *addr); 64 #endif 65 err_t mdns_build_host_domain(struct mdns_domain *domain, struct mdns_host *mdns); 66 err_t mdns_build_dnssd_domain(struct mdns_domain *domain); 67 err_t mdns_build_service_domain(struct mdns_domain *domain, struct mdns_service *service, int include_name); 68 #if LWIP_MDNS_SEARCH 69 err_t mdns_build_request_domain(struct mdns_domain *domain, struct mdns_request *request, int include_name); 70 #endif 71 u16_t mdns_compress_domain(struct pbuf *pbuf, u16_t *offset, struct mdns_domain *domain); 72 err_t mdns_write_domain(struct mdns_outpacket *outpkt, struct mdns_domain *domain); 73 74 #endif /* LWIP_MDNS_RESPONDER */ 75 76 #ifdef __cplusplus 77 } 78 #endif 79 80 #endif /* LWIP_HDR_APPS_MDNS_DOMAIN_H */ 81