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Network Services

Dependents:   PwrCond_mbed5

Fork of W5500Interface_K22F by Andrew McCartney

DNSClient/DNSClient.h@0:e11e8793c3ce, 2014-08-20 (annotated)

Committer:
Bongjun
Date:
Wed Aug 20 00:28:37 2014 +0000
Revision:
0:e11e8793c3ce
first release.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Bongjun 0:e11e8793c3ce 1 // DNSClient.h 2013/4/5
Bongjun 0:e11e8793c3ce 2 #pragma once
Bongjun 0:e11e8793c3ce 3
Bongjun 0:e11e8793c3ce 4 #include "UDPSocket.h"
Bongjun 0:e11e8793c3ce 5
Bongjun 0:e11e8793c3ce 6 class DNSClient {
Bongjun 0:e11e8793c3ce 7 public:
Bongjun 0:e11e8793c3ce 8 DNSClient(const char* hostname = NULL);
Bongjun 0:e11e8793c3ce 9 DNSClient(Endpoint* pHost);
Bongjun 0:e11e8793c3ce 10 virtual ~DNSClient();
Bongjun 0:e11e8793c3ce 11 bool lookup(const char* hostname = NULL);
Bongjun 0:e11e8793c3ce 12 uint32_t ip;
Bongjun 0:e11e8793c3ce 13 protected:
Bongjun 0:e11e8793c3ce 14 void poll();
Bongjun 0:e11e8793c3ce 15 void callback();
Bongjun 0:e11e8793c3ce 16 int response(uint8_t buf[], int size);
Bongjun 0:e11e8793c3ce 17 int query(uint8_t buf[], int size, const char* hostname);
Bongjun 0:e11e8793c3ce 18 void resolve(const char* hostname);
Bongjun 0:e11e8793c3ce 19 uint8_t m_id[2];
Bongjun 0:e11e8793c3ce 20 Timer m_interval;
Bongjun 0:e11e8793c3ce 21 int m_retry;
Bongjun 0:e11e8793c3ce 22 const char* m_hostname;
Bongjun 0:e11e8793c3ce 23 private:
Bongjun 0:e11e8793c3ce 24 enum MyNetDnsState
Bongjun 0:e11e8793c3ce 25 {
Bongjun 0:e11e8793c3ce 26 MYNETDNS_START,
Bongjun 0:e11e8793c3ce 27 MYNETDNS_PROCESSING, //Req has not completed
Bongjun 0:e11e8793c3ce 28 MYNETDNS_NOTFOUND,
Bongjun 0:e11e8793c3ce 29 MYNETDNS_ERROR,
Bongjun 0:e11e8793c3ce 30 MYNETDNS_OK
Bongjun 0:e11e8793c3ce 31 };
Bongjun 0:e11e8793c3ce 32 MyNetDnsState m_state;
Bongjun 0:e11e8793c3ce 33 UDPSocket *m_udp;
Bongjun 0:e11e8793c3ce 34 };