Simon Ford / NetServices

Version of http://mbed.org/cookbook/NetServicesTribute with setting set the same for LPC2368

Dependents:   UDPSocketExample 24LCxx_I2CApp WeatherPlatform_pachube HvZServerLib ... more

if/lwip/lwipNetDnsRequest.h@0:350011bf8be7, 2010-11-23 (annotated)

Committer:
simon
Date:
Tue Nov 23 14:15:36 2010 +0000
Revision:
0:350011bf8be7
Experimental version for testing UDP

Who changed what in which revision?

UserRevisionLine numberNew contents of line
simon 0:350011bf8be7 1
simon 0:350011bf8be7 2 /*
simon 0:350011bf8be7 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
simon 0:350011bf8be7 4
simon 0:350011bf8be7 5 Permission is hereby granted, free of charge, to any person obtaining a copy
simon 0:350011bf8be7 6 of this software and associated documentation files (the "Software"), to deal
simon 0:350011bf8be7 7 in the Software without restriction, including without limitation the rights
simon 0:350011bf8be7 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
simon 0:350011bf8be7 9 copies of the Software, and to permit persons to whom the Software is
simon 0:350011bf8be7 10 furnished to do so, subject to the following conditions:
simon 0:350011bf8be7 11
simon 0:350011bf8be7 12 The above copyright notice and this permission notice shall be included in
simon 0:350011bf8be7 13 all copies or substantial portions of the Software.
simon 0:350011bf8be7 14
simon 0:350011bf8be7 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
simon 0:350011bf8be7 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
simon 0:350011bf8be7 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
simon 0:350011bf8be7 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
simon 0:350011bf8be7 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
simon 0:350011bf8be7 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
simon 0:350011bf8be7 21 THE SOFTWARE.
simon 0:350011bf8be7 22 */
simon 0:350011bf8be7 23
simon 0:350011bf8be7 24 #ifndef LWIPNETDNSREQUEST_H
simon 0:350011bf8be7 25 #define LWIPNETDNSREQUEST_H
simon 0:350011bf8be7 26
simon 0:350011bf8be7 27 #define NET_LWIP_STACK 1
simon 0:350011bf8be7 28 #include "if/net/netdnsrequest.h"
simon 0:350011bf8be7 29
simon 0:350011bf8be7 30 //struct ip_addr_t;
simon 0:350011bf8be7 31 #include "lwip/ip_addr.h"
simon 0:350011bf8be7 32
simon 0:350011bf8be7 33 class LwipNetDnsRequest : public NetDnsRequest
simon 0:350011bf8be7 34 {
simon 0:350011bf8be7 35 public:
simon 0:350011bf8be7 36 LwipNetDnsRequest(const char* hostname);
simon 0:350011bf8be7 37 LwipNetDnsRequest(Host* pHost);
simon 0:350011bf8be7 38 virtual ~LwipNetDnsRequest();
simon 0:350011bf8be7 39
simon 0:350011bf8be7 40 //Execute request & return OK if found, NOTFOUND or ERROR on error, or PROCESSING if the request has not completed yet
simon 0:350011bf8be7 41 virtual void poll();
simon 0:350011bf8be7 42
simon 0:350011bf8be7 43 virtual void close();
simon 0:350011bf8be7 44
simon 0:350011bf8be7 45 protected:
simon 0:350011bf8be7 46 void foundCb(const char *name, ip_addr_t *ipaddr);
simon 0:350011bf8be7 47
simon 0:350011bf8be7 48 private:
simon 0:350011bf8be7 49 enum LwipNetDnsState
simon 0:350011bf8be7 50 {
simon 0:350011bf8be7 51 LWIPNETDNS_START,
simon 0:350011bf8be7 52 LWIPNETDNS_PROCESSING, //Req has not completed
simon 0:350011bf8be7 53 LWIPNETDNS_NOTFOUND,
simon 0:350011bf8be7 54 LWIPNETDNS_ERROR,
simon 0:350011bf8be7 55 LWIPNETDNS_OK
simon 0:350011bf8be7 56 };
simon 0:350011bf8be7 57
simon 0:350011bf8be7 58 LwipNetDnsState m_state;
simon 0:350011bf8be7 59 bool m_cbFired;
simon 0:350011bf8be7 60
simon 0:350011bf8be7 61 //Static callbacks : Transforms into a C++ callback
simon 0:350011bf8be7 62 static void sFoundCb(const char *name, ip_addr_t *ipaddr, void *arg);
simon 0:350011bf8be7 63
simon 0:350011bf8be7 64 bool m_closing;
simon 0:350011bf8be7 65 };
simon 0:350011bf8be7 66
simon 0:350011bf8be7 67 #endif