Helmut Tschemernjak / WIZnetInterface

WIZNet W5500 with additional enhancements

Fork of WIZnetInterface by WIZnet

Socket/DNSClient.h@38:67e763cdde02, 2017-10-12 (annotated)

Committer:
Helmut Tschemernjak
Date:
Thu Oct 12 12:19:11 2017 +0200
Revision:
38:67e763cdde02
Parent:
34:7d44648ec5f2 
Enable Interrupts for all sockets by default.

Added a Soft-Reset in the reset() functions which works perfect

when no Reset line is connected.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Soohwan Kim 0:6f28332c466f 1 // DNSClient.h 2013/4/5
Soohwan Kim 0:6f28332c466f 2 #pragma once
Soohwan Kim 0:6f28332c466f 3
Soohwan Kim 0:6f28332c466f 4 #include "UDPSocket.h"
Soohwan Kim 0:6f28332c466f 5
Soohwan Kim 0:6f28332c466f 6 class DNSClient {
Soohwan Kim 0:6f28332c466f 7 public:
Soohwan Kim 0:6f28332c466f 8 DNSClient(const char* hostname = NULL);
Soohwan Kim 0:6f28332c466f 9 DNSClient(Endpoint* pHost);
Soohwan Kim 0:6f28332c466f 10 virtual ~DNSClient();
Helmut Tschemernjak 34:7d44648ec5f2 11 bool lookup(const char* hostname = NULL, uint32_t dnsServer = 0);
Soohwan Kim 0:6f28332c466f 12 uint32_t ip;
Soohwan Kim 0:6f28332c466f 13 protected:
Soohwan Kim 0:6f28332c466f 14 void poll();
Soohwan Kim 0:6f28332c466f 15 void callback();
Soohwan Kim 0:6f28332c466f 16 int response(uint8_t buf[], int size);
Soohwan Kim 0:6f28332c466f 17 int query(uint8_t buf[], int size, const char* hostname);
Soohwan Kim 0:6f28332c466f 18 void resolve(const char* hostname);
Soohwan Kim 0:6f28332c466f 19 uint8_t m_id[2];
Soohwan Kim 0:6f28332c466f 20 Timer m_interval;
Soohwan Kim 0:6f28332c466f 21 int m_retry;
Soohwan Kim 0:6f28332c466f 22 private:
Soohwan Kim 0:6f28332c466f 23 enum MyNetDnsState
Soohwan Kim 0:6f28332c466f 24 {
Soohwan Kim 0:6f28332c466f 25 MYNETDNS_START,
Soohwan Kim 0:6f28332c466f 26 MYNETDNS_PROCESSING, //Req has not completed
Soohwan Kim 0:6f28332c466f 27 MYNETDNS_NOTFOUND,
Soohwan Kim 0:6f28332c466f 28 MYNETDNS_ERROR,
Soohwan Kim 0:6f28332c466f 29 MYNETDNS_OK
Soohwan Kim 0:6f28332c466f 30 };
Soohwan Kim 0:6f28332c466f 31 MyNetDnsState m_state;
Soohwan Kim 0:6f28332c466f 32 UDPSocket *m_udp;
Helmut Tschemernjak 34:7d44648ec5f2 33 const char* m_hostname;
Helmut Tschemernjak 34:7d44648ec5f2 34 uint32_t m_dnsServer;
Soohwan Kim 0:6f28332c466f 35 };
Soohwan Kim 0:6f28332c466f 36