Angel David Yaguana Hernandez / EthernetNetIf

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LPC2368/if/net/netdnsrequest.h@0:479ce5546098, 2011-12-31 (annotated)

Committer:
sherckuith
Date:
Sat Dec 31 11:25:27 2011 +0000
Revision:
0:479ce5546098
Ethernet

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sherckuith 0:479ce5546098 1
sherckuith 0:479ce5546098 2 /*
sherckuith 0:479ce5546098 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
sherckuith 0:479ce5546098 4
sherckuith 0:479ce5546098 5 Permission is hereby granted, free of charge, to any person obtaining a copy
sherckuith 0:479ce5546098 6 of this software and associated documentation files (the "Software"), to deal
sherckuith 0:479ce5546098 7 in the Software without restriction, including without limitation the rights
sherckuith 0:479ce5546098 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
sherckuith 0:479ce5546098 9 copies of the Software, and to permit persons to whom the Software is
sherckuith 0:479ce5546098 10 furnished to do so, subject to the following conditions:
sherckuith 0:479ce5546098 11
sherckuith 0:479ce5546098 12 The above copyright notice and this permission notice shall be included in
sherckuith 0:479ce5546098 13 all copies or substantial portions of the Software.
sherckuith 0:479ce5546098 14
sherckuith 0:479ce5546098 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
sherckuith 0:479ce5546098 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
sherckuith 0:479ce5546098 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
sherckuith 0:479ce5546098 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
sherckuith 0:479ce5546098 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
sherckuith 0:479ce5546098 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
sherckuith 0:479ce5546098 21 THE SOFTWARE.
sherckuith 0:479ce5546098 22 */
sherckuith 0:479ce5546098 23
sherckuith 0:479ce5546098 24 #ifndef NETDNSREQUEST_H
sherckuith 0:479ce5546098 25 #define NETDNSREQUEST_H
sherckuith 0:479ce5546098 26
sherckuith 0:479ce5546098 27 //class Socket;
sherckuith 0:479ce5546098 28 class Host;
sherckuith 0:479ce5546098 29 //class NetService;
sherckuith 0:479ce5546098 30 class NetDnsRequest;
sherckuith 0:479ce5546098 31
sherckuith 0:479ce5546098 32 #include "netservice.h"
sherckuith 0:479ce5546098 33 #include "ipaddr.h"
sherckuith 0:479ce5546098 34 #include "host.h"
sherckuith 0:479ce5546098 35
sherckuith 0:479ce5546098 36 enum NetDnsReply
sherckuith 0:479ce5546098 37 {
sherckuith 0:479ce5546098 38 NETDNS_PRTCL,
sherckuith 0:479ce5546098 39 NETDNS_NOTFOUND, //Hostname is unknown
sherckuith 0:479ce5546098 40 NETDNS_ERROR, //Problem with DNS Service
sherckuith 0:479ce5546098 41 //...
sherckuith 0:479ce5546098 42 NETDNS_FOUND,
sherckuith 0:479ce5546098 43 };
sherckuith 0:479ce5546098 44
sherckuith 0:479ce5546098 45 class NetDnsRequest : public NetService
sherckuith 0:479ce5546098 46 {
sherckuith 0:479ce5546098 47 public:
sherckuith 0:479ce5546098 48 NetDnsRequest(const char* hostname);
sherckuith 0:479ce5546098 49 NetDnsRequest(Host* pHost);
sherckuith 0:479ce5546098 50 virtual ~NetDnsRequest();
sherckuith 0:479ce5546098 51
sherckuith 0:479ce5546098 52 class CDummy;
sherckuith 0:479ce5546098 53 template<class T>
sherckuith 0:479ce5546098 54 //Linker bug : Must be defined here :(
sherckuith 0:479ce5546098 55 void setOnReply( T* pItem, void (T::*pMethod)(NetDnsReply) )
sherckuith 0:479ce5546098 56 {
sherckuith 0:479ce5546098 57 m_pCbItem = (CDummy*) pItem;
sherckuith 0:479ce5546098 58 m_pCbMeth = (void (CDummy::*)(NetDnsReply)) pMethod;
sherckuith 0:479ce5546098 59 }
sherckuith 0:479ce5546098 60
sherckuith 0:479ce5546098 61 //Execute request & return OK if found, NOTFOUND or ERROR on error, or PROCESSING if the request has not completed yet
sherckuith 0:479ce5546098 62 // virtual DnsErr pollState() = 0;
sherckuith 0:479ce5546098 63 virtual void poll() = 0; //NetService fn
sherckuith 0:479ce5546098 64
sherckuith 0:479ce5546098 65 void getResult(IpAddr* pIp);
sherckuith 0:479ce5546098 66
sherckuith 0:479ce5546098 67 virtual void close();
sherckuith 0:479ce5546098 68
sherckuith 0:479ce5546098 69 protected:
sherckuith 0:479ce5546098 70 void onReply(NetDnsReply reply); //Must be called by impl when the request completes
sherckuith 0:479ce5546098 71
sherckuith 0:479ce5546098 72 IpAddr m_ip;
sherckuith 0:479ce5546098 73 char* m_hostname;
sherckuith 0:479ce5546098 74
sherckuith 0:479ce5546098 75 private:
sherckuith 0:479ce5546098 76 CDummy* m_pCbItem;
sherckuith 0:479ce5546098 77 void (CDummy::*m_pCbMeth)(NetDnsReply);
sherckuith 0:479ce5546098 78
sherckuith 0:479ce5546098 79 Host* m_pHost;
sherckuith 0:479ce5546098 80
sherckuith 0:479ce5546098 81 bool m_closed;
sherckuith 0:479ce5546098 82 };
sherckuith 0:479ce5546098 83
sherckuith 0:479ce5546098 84 #endif