hirifumi mikage / EthernetNetIf

EthernetNetIf

Dependents:   XBee_WiFi_EA_LPC4088

if/lwip/lwipNetDnsRequest.h@0:62580107d20c, 2014-11-19 (annotated)

Committer:
hmike
Date:
Wed Nov 19 12:00:42 2014 +0000
Revision:
0:62580107d20c
EthernetNetIf

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hmike 0:62580107d20c 1
hmike 0:62580107d20c 2 /*
hmike 0:62580107d20c 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
hmike 0:62580107d20c 4
hmike 0:62580107d20c 5 Permission is hereby granted, free of charge, to any person obtaining a copy
hmike 0:62580107d20c 6 of this software and associated documentation files (the "Software"), to deal
hmike 0:62580107d20c 7 in the Software without restriction, including without limitation the rights
hmike 0:62580107d20c 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
hmike 0:62580107d20c 9 copies of the Software, and to permit persons to whom the Software is
hmike 0:62580107d20c 10 furnished to do so, subject to the following conditions:
hmike 0:62580107d20c 11
hmike 0:62580107d20c 12 The above copyright notice and this permission notice shall be included in
hmike 0:62580107d20c 13 all copies or substantial portions of the Software.
hmike 0:62580107d20c 14
hmike 0:62580107d20c 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
hmike 0:62580107d20c 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
hmike 0:62580107d20c 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
hmike 0:62580107d20c 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
hmike 0:62580107d20c 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
hmike 0:62580107d20c 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
hmike 0:62580107d20c 21 THE SOFTWARE.
hmike 0:62580107d20c 22 */
hmike 0:62580107d20c 23
hmike 0:62580107d20c 24 #ifndef LWIPNETDNSREQUEST_H
hmike 0:62580107d20c 25 #define LWIPNETDNSREQUEST_H
hmike 0:62580107d20c 26
hmike 0:62580107d20c 27 #define NET_LWIP_STACK 1
hmike 0:62580107d20c 28 #include "if/net/netdnsrequest.h"
hmike 0:62580107d20c 29
hmike 0:62580107d20c 30 //struct ip_addr_t;
hmike 0:62580107d20c 31 #include "lwip/ip_addr.h"
hmike 0:62580107d20c 32
hmike 0:62580107d20c 33 class LwipNetDnsRequest : public NetDnsRequest
hmike 0:62580107d20c 34 {
hmike 0:62580107d20c 35 public:
hmike 0:62580107d20c 36 LwipNetDnsRequest(const char* hostname);
hmike 0:62580107d20c 37 LwipNetDnsRequest(Host* pHost);
hmike 0:62580107d20c 38 virtual ~LwipNetDnsRequest();
hmike 0:62580107d20c 39
hmike 0:62580107d20c 40 //Execute request & return OK if found, NOTFOUND or ERROR on error, or PROCESSING if the request has not completed yet
hmike 0:62580107d20c 41 virtual void poll();
hmike 0:62580107d20c 42
hmike 0:62580107d20c 43 virtual void close();
hmike 0:62580107d20c 44
hmike 0:62580107d20c 45 protected:
hmike 0:62580107d20c 46 void foundCb(const char *name, ip_addr_t *ipaddr);
hmike 0:62580107d20c 47
hmike 0:62580107d20c 48 private:
hmike 0:62580107d20c 49 enum LwipNetDnsState
hmike 0:62580107d20c 50 {
hmike 0:62580107d20c 51 LWIPNETDNS_START,
hmike 0:62580107d20c 52 LWIPNETDNS_PROCESSING, //Req has not completed
hmike 0:62580107d20c 53 LWIPNETDNS_NOTFOUND,
hmike 0:62580107d20c 54 LWIPNETDNS_ERROR,
hmike 0:62580107d20c 55 LWIPNETDNS_OK
hmike 0:62580107d20c 56 };
hmike 0:62580107d20c 57
hmike 0:62580107d20c 58 LwipNetDnsState m_state;
hmike 0:62580107d20c 59 bool m_cbFired;
hmike 0:62580107d20c 60
hmike 0:62580107d20c 61 //Static callbacks : Transforms into a C++ callback
hmike 0:62580107d20c 62 static void sFoundCb(const char *name, ip_addr_t *ipaddr, void *arg);
hmike 0:62580107d20c 63
hmike 0:62580107d20c 64 bool m_closing;
hmike 0:62580107d20c 65 };
hmike 0:62580107d20c 66
hmike 0:62580107d20c 67 #endif