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/*
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Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include "LwipNetIf.h"
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#include "lwip/init.h"
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#include "lwip/tcp_impl.h"
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#include "lwip/dns.h"
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#include "lwipNetTcpSocket.h"
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#include "lwipNetUdpSocket.h"
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#include "lwipNetDnsRequest.h"
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#include "netCfg.h"
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#if NET_LWIP_STACK
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//See doc/rawapi.txt for details
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LwipNetIf::LwipNetIf() : NetIf(), m_tcpTimer(), m_dnsTimer(), m_init(false)
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{
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}
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LwipNetIf::~LwipNetIf()
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{
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}
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void LwipNetIf::init()
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{
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if(m_init)
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return;
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m_init=true;
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lwip_init(); //init lwip, see init.c for details
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//Setup Clocks
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m_tcpTimer.start();
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m_dnsTimer.start();
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//m_tcpTicker.attach_us( tcp_tmr, TCP_TMR_INTERVAL * 1000 ); //TCP_TMR_INTERVAL = 250 ms in tcp_impl.h
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//m_dnsTicker.attach_us( dns_tmr, DNS_TMR_INTERVAL * 1000 ); //DNS_TMR_INTERVAL = 1000 ms in dns.h
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}
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NetTcpSocket* LwipNetIf::tcpSocket() //Create a new tcp socket
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{
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return new LwipNetTcpSocket();
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}
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NetUdpSocket* LwipNetIf::udpSocket() //Create a new udp socket
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{
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return new LwipNetUdpSocket();
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}
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NetDnsRequest* LwipNetIf::dnsRequest(const char* hostname) //Create a new NetDnsRequest object
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{
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return new LwipNetDnsRequest(hostname);
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}
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NetDnsRequest* LwipNetIf::dnsRequest(Host* pHost) //Create a new NetDnsRequest object
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{
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return new LwipNetDnsRequest(pHost);
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}
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void LwipNetIf::poll()
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{
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if(m_init && m_tcpTimer.read_ms() >= TCP_TMR_INTERVAL)
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{
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m_tcpTimer.reset();
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tcp_tmr(); //Poll LwIP
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}
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if(m_init && m_dnsTimer.read_ms() >= DNS_TMR_INTERVAL)
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{
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m_dnsTimer.reset();
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dns_tmr();
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}
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//Do some stuff...
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}
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#endif
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Daniel Peter