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NetServices/if/net/netdnsrequest.h@0:05ccbd4f84f1, 2013-12-02 (annotated)

Committer:
hendrikvincent
Date:
Mon Dec 02 09:01:23 2013 +0000
Revision:
0:05ccbd4f84f1
eerste programma;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hendrikvincent 0:05ccbd4f84f1 1
hendrikvincent 0:05ccbd4f84f1 2 /*
hendrikvincent 0:05ccbd4f84f1 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
hendrikvincent 0:05ccbd4f84f1 4
hendrikvincent 0:05ccbd4f84f1 5 Permission is hereby granted, free of charge, to any person obtaining a copy
hendrikvincent 0:05ccbd4f84f1 6 of this software and associated documentation files (the "Software"), to deal
hendrikvincent 0:05ccbd4f84f1 7 in the Software without restriction, including without limitation the rights
hendrikvincent 0:05ccbd4f84f1 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
hendrikvincent 0:05ccbd4f84f1 9 copies of the Software, and to permit persons to whom the Software is
hendrikvincent 0:05ccbd4f84f1 10 furnished to do so, subject to the following conditions:
hendrikvincent 0:05ccbd4f84f1 11
hendrikvincent 0:05ccbd4f84f1 12 The above copyright notice and this permission notice shall be included in
hendrikvincent 0:05ccbd4f84f1 13 all copies or substantial portions of the Software.
hendrikvincent 0:05ccbd4f84f1 14
hendrikvincent 0:05ccbd4f84f1 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
hendrikvincent 0:05ccbd4f84f1 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
hendrikvincent 0:05ccbd4f84f1 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
hendrikvincent 0:05ccbd4f84f1 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
hendrikvincent 0:05ccbd4f84f1 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
hendrikvincent 0:05ccbd4f84f1 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
hendrikvincent 0:05ccbd4f84f1 21 THE SOFTWARE.
hendrikvincent 0:05ccbd4f84f1 22 */
hendrikvincent 0:05ccbd4f84f1 23
hendrikvincent 0:05ccbd4f84f1 24 #ifndef NETDNSREQUEST_H
hendrikvincent 0:05ccbd4f84f1 25 #define NETDNSREQUEST_H
hendrikvincent 0:05ccbd4f84f1 26
hendrikvincent 0:05ccbd4f84f1 27 //class Socket;
hendrikvincent 0:05ccbd4f84f1 28 class Host;
hendrikvincent 0:05ccbd4f84f1 29 //class NetService;
hendrikvincent 0:05ccbd4f84f1 30 class NetDnsRequest;
hendrikvincent 0:05ccbd4f84f1 31
hendrikvincent 0:05ccbd4f84f1 32 #include "netservice.h"
hendrikvincent 0:05ccbd4f84f1 33 #include "ipaddr.h"
hendrikvincent 0:05ccbd4f84f1 34 #include "host.h"
hendrikvincent 0:05ccbd4f84f1 35
hendrikvincent 0:05ccbd4f84f1 36 enum NetDnsReply
hendrikvincent 0:05ccbd4f84f1 37 {
hendrikvincent 0:05ccbd4f84f1 38 NETDNS_PRTCL,
hendrikvincent 0:05ccbd4f84f1 39 NETDNS_NOTFOUND, //Hostname is unknown
hendrikvincent 0:05ccbd4f84f1 40 NETDNS_ERROR, //Problem with DNS Service
hendrikvincent 0:05ccbd4f84f1 41 //...
hendrikvincent 0:05ccbd4f84f1 42 NETDNS_FOUND,
hendrikvincent 0:05ccbd4f84f1 43 };
hendrikvincent 0:05ccbd4f84f1 44
hendrikvincent 0:05ccbd4f84f1 45 class NetDnsRequest : public NetService
hendrikvincent 0:05ccbd4f84f1 46 {
hendrikvincent 0:05ccbd4f84f1 47 public:
hendrikvincent 0:05ccbd4f84f1 48 NetDnsRequest(const char* hostname);
hendrikvincent 0:05ccbd4f84f1 49 NetDnsRequest(Host* pHost);
hendrikvincent 0:05ccbd4f84f1 50 virtual ~NetDnsRequest();
hendrikvincent 0:05ccbd4f84f1 51
hendrikvincent 0:05ccbd4f84f1 52 class CDummy;
hendrikvincent 0:05ccbd4f84f1 53 template<class T>
hendrikvincent 0:05ccbd4f84f1 54 //Linker bug : Must be defined here :(
hendrikvincent 0:05ccbd4f84f1 55 void setOnReply( T* pItem, void (T::*pMethod)(NetDnsReply) )
hendrikvincent 0:05ccbd4f84f1 56 {
hendrikvincent 0:05ccbd4f84f1 57 m_pCbItem = (CDummy*) pItem;
hendrikvincent 0:05ccbd4f84f1 58 m_pCbMeth = (void (CDummy::*)(NetDnsReply)) pMethod;
hendrikvincent 0:05ccbd4f84f1 59 }
hendrikvincent 0:05ccbd4f84f1 60
hendrikvincent 0:05ccbd4f84f1 61 //Execute request & return OK if found, NOTFOUND or ERROR on error, or PROCESSING if the request has not completed yet
hendrikvincent 0:05ccbd4f84f1 62 // virtual DnsErr pollState() = 0;
hendrikvincent 0:05ccbd4f84f1 63 virtual void poll() = 0; //NetService fn
hendrikvincent 0:05ccbd4f84f1 64
hendrikvincent 0:05ccbd4f84f1 65 void getResult(IpAddr* pIp);
hendrikvincent 0:05ccbd4f84f1 66
hendrikvincent 0:05ccbd4f84f1 67 virtual void close();
hendrikvincent 0:05ccbd4f84f1 68
hendrikvincent 0:05ccbd4f84f1 69 protected:
hendrikvincent 0:05ccbd4f84f1 70 void onReply(NetDnsReply reply); //Must be called by impl when the request completes
hendrikvincent 0:05ccbd4f84f1 71
hendrikvincent 0:05ccbd4f84f1 72 IpAddr m_ip;
hendrikvincent 0:05ccbd4f84f1 73 char* m_hostname;
hendrikvincent 0:05ccbd4f84f1 74
hendrikvincent 0:05ccbd4f84f1 75 private:
hendrikvincent 0:05ccbd4f84f1 76 CDummy* m_pCbItem;
hendrikvincent 0:05ccbd4f84f1 77 void (CDummy::*m_pCbMeth)(NetDnsReply);
hendrikvincent 0:05ccbd4f84f1 78
hendrikvincent 0:05ccbd4f84f1 79 Host* m_pHost;
hendrikvincent 0:05ccbd4f84f1 80
hendrikvincent 0:05ccbd4f84f1 81 bool m_closed;
hendrikvincent 0:05ccbd4f84f1 82 };
hendrikvincent 0:05ccbd4f84f1 83
hendrikvincent 0:05ccbd4f84f1 84 #endif