Committer:
donatien
Date:
Fri Aug 06 10:42:05 2010 +0000
Revision:
3:e02ec42cf9c8
Parent:
0:0f5a52711275

        

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donatien 0:0f5a52711275 1
donatien 0:0f5a52711275 2 /*
donatien 0:0f5a52711275 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
donatien 0:0f5a52711275 4
donatien 0:0f5a52711275 5 Permission is hereby granted, free of charge, to any person obtaining a copy
donatien 0:0f5a52711275 6 of this software and associated documentation files (the "Software"), to deal
donatien 0:0f5a52711275 7 in the Software without restriction, including without limitation the rights
donatien 0:0f5a52711275 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
donatien 0:0f5a52711275 9 copies of the Software, and to permit persons to whom the Software is
donatien 0:0f5a52711275 10 furnished to do so, subject to the following conditions:
donatien 0:0f5a52711275 11
donatien 0:0f5a52711275 12 The above copyright notice and this permission notice shall be included in
donatien 0:0f5a52711275 13 all copies or substantial portions of the Software.
donatien 0:0f5a52711275 14
donatien 0:0f5a52711275 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
donatien 0:0f5a52711275 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
donatien 0:0f5a52711275 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
donatien 0:0f5a52711275 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
donatien 0:0f5a52711275 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
donatien 0:0f5a52711275 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
donatien 0:0f5a52711275 21 THE SOFTWARE.
donatien 0:0f5a52711275 22 */
donatien 0:0f5a52711275 23
donatien 0:0f5a52711275 24 #ifndef NETDNSREQUEST_H
donatien 0:0f5a52711275 25 #define NETDNSREQUEST_H
donatien 0:0f5a52711275 26
donatien 0:0f5a52711275 27 //class Socket;
donatien 0:0f5a52711275 28 class Host;
donatien 0:0f5a52711275 29 //class NetService;
donatien 0:0f5a52711275 30 class NetDnsRequest;
donatien 0:0f5a52711275 31
donatien 0:0f5a52711275 32 #include "netservice.h"
donatien 0:0f5a52711275 33 #include "ipaddr.h"
donatien 0:0f5a52711275 34 #include "host.h"
donatien 0:0f5a52711275 35
donatien 0:0f5a52711275 36 enum NetDnsReply
donatien 0:0f5a52711275 37 {
donatien 0:0f5a52711275 38 NETDNS_PRTCL,
donatien 0:0f5a52711275 39 NETDNS_NOTFOUND, //Hostname is unknown
donatien 0:0f5a52711275 40 NETDNS_ERROR, //Problem with DNS Service
donatien 0:0f5a52711275 41 //...
donatien 0:0f5a52711275 42 NETDNS_FOUND,
donatien 0:0f5a52711275 43 };
donatien 0:0f5a52711275 44
donatien 0:0f5a52711275 45 class NetDnsRequest : public NetService
donatien 0:0f5a52711275 46 {
donatien 0:0f5a52711275 47 public:
donatien 0:0f5a52711275 48 NetDnsRequest(const char* hostname);
donatien 0:0f5a52711275 49 NetDnsRequest(Host* pHost);
donatien 0:0f5a52711275 50 virtual ~NetDnsRequest();
donatien 0:0f5a52711275 51
donatien 0:0f5a52711275 52 class CDummy;
donatien 0:0f5a52711275 53 template<class T>
donatien 0:0f5a52711275 54 //Linker bug : Must be defined here :(
donatien 0:0f5a52711275 55 void setOnReply( T* pItem, void (T::*pMethod)(NetDnsReply) )
donatien 0:0f5a52711275 56 {
donatien 0:0f5a52711275 57 m_pCbItem = (CDummy*) pItem;
donatien 0:0f5a52711275 58 m_pCbMeth = (void (CDummy::*)(NetDnsReply)) pMethod;
donatien 0:0f5a52711275 59 }
donatien 0:0f5a52711275 60
donatien 0:0f5a52711275 61 //Execute request & return OK if found, NOTFOUND or ERROR on error, or PROCESSING if the request has not completed yet
donatien 0:0f5a52711275 62 // virtual DnsErr pollState() = 0;
donatien 0:0f5a52711275 63 virtual void poll() = 0; //NetService fn
donatien 0:0f5a52711275 64
donatien 0:0f5a52711275 65 void getResult(IpAddr* pIp);
donatien 0:0f5a52711275 66
donatien 0:0f5a52711275 67 virtual void close();
donatien 0:0f5a52711275 68
donatien 0:0f5a52711275 69 protected:
donatien 0:0f5a52711275 70 void onReply(NetDnsReply reply); //Must be called by impl when the request completes
donatien 0:0f5a52711275 71
donatien 0:0f5a52711275 72 IpAddr m_ip;
donatien 0:0f5a52711275 73 char* m_hostname;
donatien 0:0f5a52711275 74
donatien 0:0f5a52711275 75 private:
donatien 0:0f5a52711275 76 CDummy* m_pCbItem;
donatien 0:0f5a52711275 77 void (CDummy::*m_pCbMeth)(NetDnsReply);
donatien 0:0f5a52711275 78
donatien 0:0f5a52711275 79 Host* m_pHost;
donatien 0:0f5a52711275 80
donatien 0:0f5a52711275 81 bool m_closed;
donatien 0:0f5a52711275 82 };
donatien 0:0f5a52711275 83
donatien 0:0f5a52711275 84 #endif