Go to the documentation of this file. 35 #ifndef __LWIP_DNS_H__ 36 #define __LWIP_DNS_H__ 43 #define DNS_TMR_INTERVAL 1000 46 #define DNS_OFFSET_FLAG 0xC0 47 #define DNS_DEFAULT_OFFSET 0x0C 49 #define DNS_IP_ADDR_LEN 4 53 #define DNS_RRTYPE_A 1 54 #define DNS_RRTYPE_NS 2 55 #define DNS_RRTYPE_MD 3 56 #define DNS_RRTYPE_MF 4 57 #define DNS_RRTYPE_CNAME 5 58 #define DNS_RRTYPE_SOA 6 59 #define DNS_RRTYPE_MB 7 60 #define DNS_RRTYPE_MG 8 61 #define DNS_RRTYPE_MR 9 62 #define DNS_RRTYPE_NULL 10 63 #define DNS_RRTYPE_WKS 11 64 #define DNS_RRTYPE_PTR 12 65 #define DNS_RRTYPE_HINFO 13 66 #define DNS_RRTYPE_MINFO 14 67 #define DNS_RRTYPE_MX 15 68 #define DNS_RRTYPE_TXT 16 69 #define DNS_RRTYPE_SRV 33 70 #define DNS_RRTYPE_OPT 41 71 #define DNS_RRTYPE_TSIG 250 72 #define DNS_RRTYPE_ANY 255 75 #define DNS_RRCLASS_IN 1 76 #define DNS_RRCLASS_CS 2 77 #define DNS_RRCLASS_CH 3 78 #define DNS_RRCLASS_HS 4 79 #define DNS_RRCLASS_FLUSH 0x800 80 #define DNS_RRCLASS_FLUSH_IN 0x8001