Rahol Rajan / NetServices-Traffic

Used in Live Traffic Update Nokia LCD Display Project

Fork of NetServices by Segundo Equipo

if/lwip/LwipNetIf.cpp@8:92b57208ab99, 2013-03-06 (annotated)

Committer:
rrajan8
Date:
Wed Mar 06 19:07:23 2013 +0000
Revision:
8:92b57208ab99
Parent:
0:ac1725ba162c 
This project utilizes mbed's networking features to display live traffic updates on the Nokia LCD using the MapQuest API's Traffic Web Service.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
segundo 0:ac1725ba162c 1
segundo 0:ac1725ba162c 2 /*
segundo 0:ac1725ba162c 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
segundo 0:ac1725ba162c 4
segundo 0:ac1725ba162c 5 Permission is hereby granted, free of charge, to any person obtaining a copy
segundo 0:ac1725ba162c 6 of this software and associated documentation files (the "Software"), to deal
segundo 0:ac1725ba162c 7 in the Software without restriction, including without limitation the rights
segundo 0:ac1725ba162c 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
segundo 0:ac1725ba162c 9 copies of the Software, and to permit persons to whom the Software is
segundo 0:ac1725ba162c 10 furnished to do so, subject to the following conditions:
segundo 0:ac1725ba162c 11
segundo 0:ac1725ba162c 12 The above copyright notice and this permission notice shall be included in
segundo 0:ac1725ba162c 13 all copies or substantial portions of the Software.
segundo 0:ac1725ba162c 14
segundo 0:ac1725ba162c 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
segundo 0:ac1725ba162c 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
segundo 0:ac1725ba162c 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
segundo 0:ac1725ba162c 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
segundo 0:ac1725ba162c 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
segundo 0:ac1725ba162c 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
segundo 0:ac1725ba162c 21 THE SOFTWARE.
segundo 0:ac1725ba162c 22 */
segundo 0:ac1725ba162c 23
segundo 0:ac1725ba162c 24 #include "LwipNetIf.h"
segundo 0:ac1725ba162c 25 #include "lwip/init.h"
segundo 0:ac1725ba162c 26 #include "lwip/tcp_impl.h"
segundo 0:ac1725ba162c 27 #include "lwip/dns.h"
segundo 0:ac1725ba162c 28
segundo 0:ac1725ba162c 29 #include "lwipNetTcpSocket.h"
segundo 0:ac1725ba162c 30 #include "lwipNetUdpSocket.h"
segundo 0:ac1725ba162c 31 #include "lwipNetDnsRequest.h"
segundo 0:ac1725ba162c 32
segundo 0:ac1725ba162c 33 #include "netCfg.h"
segundo 0:ac1725ba162c 34 #if NET_LWIP_STACK
segundo 0:ac1725ba162c 35
segundo 0:ac1725ba162c 36 //See doc/rawapi.txt for details
segundo 0:ac1725ba162c 37
segundo 0:ac1725ba162c 38 LwipNetIf::LwipNetIf() : NetIf(), m_tcpTimer(), m_dnsTimer(), m_init(false)
segundo 0:ac1725ba162c 39 {
segundo 0:ac1725ba162c 40
segundo 0:ac1725ba162c 41 }
segundo 0:ac1725ba162c 42
segundo 0:ac1725ba162c 43
segundo 0:ac1725ba162c 44 LwipNetIf::~LwipNetIf()
segundo 0:ac1725ba162c 45 {
segundo 0:ac1725ba162c 46
segundo 0:ac1725ba162c 47 }
segundo 0:ac1725ba162c 48
segundo 0:ac1725ba162c 49 void LwipNetIf::init()
segundo 0:ac1725ba162c 50 {
segundo 0:ac1725ba162c 51 if(m_init)
segundo 0:ac1725ba162c 52 return;
segundo 0:ac1725ba162c 53 m_init=true;
segundo 0:ac1725ba162c 54 lwip_init(); //init lwip, see init.c for details
segundo 0:ac1725ba162c 55
segundo 0:ac1725ba162c 56 //Setup Clocks
segundo 0:ac1725ba162c 57 m_tcpTimer.start();
segundo 0:ac1725ba162c 58 m_dnsTimer.start();
segundo 0:ac1725ba162c 59 //m_tcpTicker.attach_us( tcp_tmr, TCP_TMR_INTERVAL * 1000 ); //TCP_TMR_INTERVAL = 250 ms in tcp_impl.h
segundo 0:ac1725ba162c 60 //m_dnsTicker.attach_us( dns_tmr, DNS_TMR_INTERVAL * 1000 ); //DNS_TMR_INTERVAL = 1000 ms in dns.h
segundo 0:ac1725ba162c 61 }
segundo 0:ac1725ba162c 62
segundo 0:ac1725ba162c 63 NetTcpSocket* LwipNetIf::tcpSocket() //Create a new tcp socket
segundo 0:ac1725ba162c 64 {
segundo 0:ac1725ba162c 65 return new LwipNetTcpSocket();
segundo 0:ac1725ba162c 66 }
segundo 0:ac1725ba162c 67
segundo 0:ac1725ba162c 68 NetUdpSocket* LwipNetIf::udpSocket() //Create a new udp socket
segundo 0:ac1725ba162c 69 {
segundo 0:ac1725ba162c 70 return new LwipNetUdpSocket();
segundo 0:ac1725ba162c 71 }
segundo 0:ac1725ba162c 72
segundo 0:ac1725ba162c 73 NetDnsRequest* LwipNetIf::dnsRequest(const char* hostname) //Create a new NetDnsRequest object
segundo 0:ac1725ba162c 74 {
segundo 0:ac1725ba162c 75 return new LwipNetDnsRequest(hostname);
segundo 0:ac1725ba162c 76 }
segundo 0:ac1725ba162c 77
segundo 0:ac1725ba162c 78 NetDnsRequest* LwipNetIf::dnsRequest(Host* pHost) //Create a new NetDnsRequest object
segundo 0:ac1725ba162c 79 {
segundo 0:ac1725ba162c 80 return new LwipNetDnsRequest(pHost);
segundo 0:ac1725ba162c 81 }
segundo 0:ac1725ba162c 82
segundo 0:ac1725ba162c 83 void LwipNetIf::poll()
segundo 0:ac1725ba162c 84 {
segundo 0:ac1725ba162c 85 if(m_init && m_tcpTimer.read_ms() >= TCP_TMR_INTERVAL)
segundo 0:ac1725ba162c 86 {
segundo 0:ac1725ba162c 87 m_tcpTimer.reset();
segundo 0:ac1725ba162c 88 tcp_tmr(); //Poll LwIP
segundo 0:ac1725ba162c 89 }
segundo 0:ac1725ba162c 90 if(m_init && m_dnsTimer.read_ms() >= DNS_TMR_INTERVAL)
segundo 0:ac1725ba162c 91 {
segundo 0:ac1725ba162c 92 m_dnsTimer.reset();
segundo 0:ac1725ba162c 93 dns_tmr();
segundo 0:ac1725ba162c 94 }
segundo 0:ac1725ba162c 95 //Do some stuff...
segundo 0:ac1725ba162c 96 }
segundo 0:ac1725ba162c 97
segundo 0:ac1725ba162c 98 #endif