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NetServices/if/lwip/lwipNetDnsRequest.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 LWIPNETDNSREQUEST_H
hendrikvincent 0:05ccbd4f84f1 25 #define LWIPNETDNSREQUEST_H
hendrikvincent 0:05ccbd4f84f1 26
hendrikvincent 0:05ccbd4f84f1 27 #define NET_LWIP_STACK 1
hendrikvincent 0:05ccbd4f84f1 28 #include "if/net/netdnsrequest.h"
hendrikvincent 0:05ccbd4f84f1 29
hendrikvincent 0:05ccbd4f84f1 30 //struct ip_addr_t;
hendrikvincent 0:05ccbd4f84f1 31 #include "lwip/ip_addr.h"
hendrikvincent 0:05ccbd4f84f1 32
hendrikvincent 0:05ccbd4f84f1 33 class LwipNetDnsRequest : public NetDnsRequest
hendrikvincent 0:05ccbd4f84f1 34 {
hendrikvincent 0:05ccbd4f84f1 35 public:
hendrikvincent 0:05ccbd4f84f1 36 LwipNetDnsRequest(const char* hostname);
hendrikvincent 0:05ccbd4f84f1 37 LwipNetDnsRequest(Host* pHost);
hendrikvincent 0:05ccbd4f84f1 38 virtual ~LwipNetDnsRequest();
hendrikvincent 0:05ccbd4f84f1 39
hendrikvincent 0:05ccbd4f84f1 40 //Execute request & return OK if found, NOTFOUND or ERROR on error, or PROCESSING if the request has not completed yet
hendrikvincent 0:05ccbd4f84f1 41 virtual void poll();
hendrikvincent 0:05ccbd4f84f1 42
hendrikvincent 0:05ccbd4f84f1 43 virtual void close();
hendrikvincent 0:05ccbd4f84f1 44
hendrikvincent 0:05ccbd4f84f1 45 protected:
hendrikvincent 0:05ccbd4f84f1 46 void foundCb(const char *name, ip_addr_t *ipaddr);
hendrikvincent 0:05ccbd4f84f1 47
hendrikvincent 0:05ccbd4f84f1 48 private:
hendrikvincent 0:05ccbd4f84f1 49 enum LwipNetDnsState
hendrikvincent 0:05ccbd4f84f1 50 {
hendrikvincent 0:05ccbd4f84f1 51 LWIPNETDNS_START,
hendrikvincent 0:05ccbd4f84f1 52 LWIPNETDNS_PROCESSING, //Req has not completed
hendrikvincent 0:05ccbd4f84f1 53 LWIPNETDNS_NOTFOUND,
hendrikvincent 0:05ccbd4f84f1 54 LWIPNETDNS_ERROR,
hendrikvincent 0:05ccbd4f84f1 55 LWIPNETDNS_OK
hendrikvincent 0:05ccbd4f84f1 56 };
hendrikvincent 0:05ccbd4f84f1 57
hendrikvincent 0:05ccbd4f84f1 58 LwipNetDnsState m_state;
hendrikvincent 0:05ccbd4f84f1 59 bool m_cbFired;
hendrikvincent 0:05ccbd4f84f1 60
hendrikvincent 0:05ccbd4f84f1 61 //Static callbacks : Transforms into a C++ callback
hendrikvincent 0:05ccbd4f84f1 62 static void sFoundCb(const char *name, ip_addr_t *ipaddr, void *arg);
hendrikvincent 0:05ccbd4f84f1 63
hendrikvincent 0:05ccbd4f84f1 64 bool m_closing;
hendrikvincent 0:05ccbd4f84f1 65 };
hendrikvincent 0:05ccbd4f84f1 66
hendrikvincent 0:05ccbd4f84f1 67 #endif