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Dependencies:   DS1307 TextLCD mbed

NetServices/if/net/netdnsrequest.h@0:f615d151a72c, 2014-12-04 (annotated)

Committer:
Michielber
Date:
Thu Dec 04 10:36:40 2014 +0000
Revision:
0:f615d151a72c
Berckvens Michiel & Basteyns Jonas 4/12/2014

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Michielber 0:f615d151a72c 1
Michielber 0:f615d151a72c 2 /*
Michielber 0:f615d151a72c 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
Michielber 0:f615d151a72c 4
Michielber 0:f615d151a72c 5 Permission is hereby granted, free of charge, to any person obtaining a copy
Michielber 0:f615d151a72c 6 of this software and associated documentation files (the "Software"), to deal
Michielber 0:f615d151a72c 7 in the Software without restriction, including without limitation the rights
Michielber 0:f615d151a72c 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
Michielber 0:f615d151a72c 9 copies of the Software, and to permit persons to whom the Software is
Michielber 0:f615d151a72c 10 furnished to do so, subject to the following conditions:
Michielber 0:f615d151a72c 11
Michielber 0:f615d151a72c 12 The above copyright notice and this permission notice shall be included in
Michielber 0:f615d151a72c 13 all copies or substantial portions of the Software.
Michielber 0:f615d151a72c 14
Michielber 0:f615d151a72c 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Michielber 0:f615d151a72c 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Michielber 0:f615d151a72c 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
Michielber 0:f615d151a72c 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Michielber 0:f615d151a72c 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Michielber 0:f615d151a72c 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
Michielber 0:f615d151a72c 21 THE SOFTWARE.
Michielber 0:f615d151a72c 22 */
Michielber 0:f615d151a72c 23
Michielber 0:f615d151a72c 24 #ifndef NETDNSREQUEST_H
Michielber 0:f615d151a72c 25 #define NETDNSREQUEST_H
Michielber 0:f615d151a72c 26
Michielber 0:f615d151a72c 27 //class Socket;
Michielber 0:f615d151a72c 28 class Host;
Michielber 0:f615d151a72c 29 //class NetService;
Michielber 0:f615d151a72c 30 class NetDnsRequest;
Michielber 0:f615d151a72c 31
Michielber 0:f615d151a72c 32 #include "netservice.h"
Michielber 0:f615d151a72c 33 #include "ipaddr.h"
Michielber 0:f615d151a72c 34 #include "host.h"
Michielber 0:f615d151a72c 35
Michielber 0:f615d151a72c 36 enum NetDnsReply
Michielber 0:f615d151a72c 37 {
Michielber 0:f615d151a72c 38 NETDNS_PRTCL,
Michielber 0:f615d151a72c 39 NETDNS_NOTFOUND, //Hostname is unknown
Michielber 0:f615d151a72c 40 NETDNS_ERROR, //Problem with DNS Service
Michielber 0:f615d151a72c 41 //...
Michielber 0:f615d151a72c 42 NETDNS_FOUND,
Michielber 0:f615d151a72c 43 };
Michielber 0:f615d151a72c 44
Michielber 0:f615d151a72c 45 class NetDnsRequest : public NetService
Michielber 0:f615d151a72c 46 {
Michielber 0:f615d151a72c 47 public:
Michielber 0:f615d151a72c 48 NetDnsRequest(const char* hostname);
Michielber 0:f615d151a72c 49 NetDnsRequest(Host* pHost);
Michielber 0:f615d151a72c 50 virtual ~NetDnsRequest();
Michielber 0:f615d151a72c 51
Michielber 0:f615d151a72c 52 class CDummy;
Michielber 0:f615d151a72c 53 template<class T>
Michielber 0:f615d151a72c 54 //Linker bug : Must be defined here :(
Michielber 0:f615d151a72c 55 void setOnReply( T* pItem, void (T::*pMethod)(NetDnsReply) )
Michielber 0:f615d151a72c 56 {
Michielber 0:f615d151a72c 57 m_pCbItem = (CDummy*) pItem;
Michielber 0:f615d151a72c 58 m_pCbMeth = (void (CDummy::*)(NetDnsReply)) pMethod;
Michielber 0:f615d151a72c 59 }
Michielber 0:f615d151a72c 60
Michielber 0:f615d151a72c 61 //Execute request & return OK if found, NOTFOUND or ERROR on error, or PROCESSING if the request has not completed yet
Michielber 0:f615d151a72c 62 // virtual DnsErr pollState() = 0;
Michielber 0:f615d151a72c 63 virtual void poll() = 0; //NetService fn
Michielber 0:f615d151a72c 64
Michielber 0:f615d151a72c 65 void getResult(IpAddr* pIp);
Michielber 0:f615d151a72c 66
Michielber 0:f615d151a72c 67 virtual void close();
Michielber 0:f615d151a72c 68
Michielber 0:f615d151a72c 69 protected:
Michielber 0:f615d151a72c 70 void onReply(NetDnsReply reply); //Must be called by impl when the request completes
Michielber 0:f615d151a72c 71
Michielber 0:f615d151a72c 72 IpAddr m_ip;
Michielber 0:f615d151a72c 73 char* m_hostname;
Michielber 0:f615d151a72c 74
Michielber 0:f615d151a72c 75 private:
Michielber 0:f615d151a72c 76 CDummy* m_pCbItem;
Michielber 0:f615d151a72c 77 void (CDummy::*m_pCbMeth)(NetDnsReply);
Michielber 0:f615d151a72c 78
Michielber 0:f615d151a72c 79 Host* m_pHost;
Michielber 0:f615d151a72c 80
Michielber 0:f615d151a72c 81 bool m_closed;
Michielber 0:f615d151a72c 82 };
Michielber 0:f615d151a72c 83
Michielber 0:f615d151a72c 84 #endif