Dirk-Willem van Gulik (NXP/mbed)
Example self-announcing webserver which controls a servo through a smallHTML userinterface.
if/lwip/LwipNetIf.cpp@0:a259777c45a3, 2010-08-14 (annotated)
- Committer:
- dirkx
- Date:
- Sat Aug 14 15:56:01 2010 +0000
- Revision:
- 0:a259777c45a3
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| dirkx | 0:a259777c45a3 | 1 | |
| dirkx | 0:a259777c45a3 | 2 | /* |
| dirkx | 0:a259777c45a3 | 3 | Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) |
| dirkx | 0:a259777c45a3 | 4 | |
| dirkx | 0:a259777c45a3 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy |
| dirkx | 0:a259777c45a3 | 6 | of this software and associated documentation files (the "Software"), to deal |
| dirkx | 0:a259777c45a3 | 7 | in the Software without restriction, including without limitation the rights |
| dirkx | 0:a259777c45a3 | 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| dirkx | 0:a259777c45a3 | 9 | copies of the Software, and to permit persons to whom the Software is |
| dirkx | 0:a259777c45a3 | 10 | furnished to do so, subject to the following conditions: |
| dirkx | 0:a259777c45a3 | 11 | |
| dirkx | 0:a259777c45a3 | 12 | The above copyright notice and this permission notice shall be included in |
| dirkx | 0:a259777c45a3 | 13 | all copies or substantial portions of the Software. |
| dirkx | 0:a259777c45a3 | 14 | |
| dirkx | 0:a259777c45a3 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| dirkx | 0:a259777c45a3 | 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| dirkx | 0:a259777c45a3 | 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| dirkx | 0:a259777c45a3 | 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| dirkx | 0:a259777c45a3 | 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| dirkx | 0:a259777c45a3 | 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| dirkx | 0:a259777c45a3 | 21 | THE SOFTWARE. |
| dirkx | 0:a259777c45a3 | 22 | */ |
| dirkx | 0:a259777c45a3 | 23 | |
| dirkx | 0:a259777c45a3 | 24 | #include "LwipNetIf.h" |
| dirkx | 0:a259777c45a3 | 25 | #include "lwip/init.h" |
| dirkx | 0:a259777c45a3 | 26 | #include "lwip/tcp_impl.h" |
| dirkx | 0:a259777c45a3 | 27 | #include "lwip/dns.h" |
| dirkx | 0:a259777c45a3 | 28 | |
| dirkx | 0:a259777c45a3 | 29 | #include "netCfg.h" |
| dirkx | 0:a259777c45a3 | 30 | #if NET_LWIP_STACK |
| dirkx | 0:a259777c45a3 | 31 | |
| dirkx | 0:a259777c45a3 | 32 | //See doc/rawapi.txt for details |
| dirkx | 0:a259777c45a3 | 33 | |
| dirkx | 0:a259777c45a3 | 34 | LwipNetIf::LwipNetIf() : NetIf(), m_tcpTimer(), m_dnsTimer(), m_init(false) |
| dirkx | 0:a259777c45a3 | 35 | { |
| dirkx | 0:a259777c45a3 | 36 | |
| dirkx | 0:a259777c45a3 | 37 | } |
| dirkx | 0:a259777c45a3 | 38 | |
| dirkx | 0:a259777c45a3 | 39 | |
| dirkx | 0:a259777c45a3 | 40 | LwipNetIf::~LwipNetIf() |
| dirkx | 0:a259777c45a3 | 41 | { |
| dirkx | 0:a259777c45a3 | 42 | |
| dirkx | 0:a259777c45a3 | 43 | } |
| dirkx | 0:a259777c45a3 | 44 | |
| dirkx | 0:a259777c45a3 | 45 | void LwipNetIf::init() |
| dirkx | 0:a259777c45a3 | 46 | { |
| dirkx | 0:a259777c45a3 | 47 | if(m_init) |
| dirkx | 0:a259777c45a3 | 48 | return; |
| dirkx | 0:a259777c45a3 | 49 | m_init=true; |
| dirkx | 0:a259777c45a3 | 50 | lwip_init(); //init lwip, see init.c for details |
| dirkx | 0:a259777c45a3 | 51 | |
| dirkx | 0:a259777c45a3 | 52 | //Setup Clocks |
| dirkx | 0:a259777c45a3 | 53 | m_tcpTimer.start(); |
| dirkx | 0:a259777c45a3 | 54 | m_dnsTimer.start(); |
| dirkx | 0:a259777c45a3 | 55 | //m_tcpTicker.attach_us( tcp_tmr, TCP_TMR_INTERVAL * 1000 ); //TCP_TMR_INTERVAL = 250 ms in tcp_impl.h |
| dirkx | 0:a259777c45a3 | 56 | //m_dnsTicker.attach_us( dns_tmr, DNS_TMR_INTERVAL * 1000 ); //DNS_TMR_INTERVAL = 1000 ms in dns.h |
| dirkx | 0:a259777c45a3 | 57 | } |
| dirkx | 0:a259777c45a3 | 58 | |
| dirkx | 0:a259777c45a3 | 59 | NetTcpSocket* LwipNetIf::tcpSocket() //Create a new tcp socket |
| dirkx | 0:a259777c45a3 | 60 | { |
| dirkx | 0:a259777c45a3 | 61 | return new LwipNetTcpSocket(); |
| dirkx | 0:a259777c45a3 | 62 | } |
| dirkx | 0:a259777c45a3 | 63 | |
| dirkx | 0:a259777c45a3 | 64 | NetUdpSocket* LwipNetIf::udpSocket() //Create a new udp socket |
| dirkx | 0:a259777c45a3 | 65 | { |
| dirkx | 0:a259777c45a3 | 66 | return new LwipNetUdpSocket(); |
| dirkx | 0:a259777c45a3 | 67 | } |
| dirkx | 0:a259777c45a3 | 68 | |
| dirkx | 0:a259777c45a3 | 69 | NetDnsRequest* LwipNetIf::dnsRequest(const char* hostname) //Create a new NetDnsRequest object |
| dirkx | 0:a259777c45a3 | 70 | { |
| dirkx | 0:a259777c45a3 | 71 | return new LwipNetDnsRequest(hostname); |
| dirkx | 0:a259777c45a3 | 72 | } |
| dirkx | 0:a259777c45a3 | 73 | |
| dirkx | 0:a259777c45a3 | 74 | NetDnsRequest* LwipNetIf::dnsRequest(Host* pHost) //Create a new NetDnsRequest object |
| dirkx | 0:a259777c45a3 | 75 | { |
| dirkx | 0:a259777c45a3 | 76 | return new LwipNetDnsRequest(pHost); |
| dirkx | 0:a259777c45a3 | 77 | } |
| dirkx | 0:a259777c45a3 | 78 | |
| dirkx | 0:a259777c45a3 | 79 | void LwipNetIf::poll() |
| dirkx | 0:a259777c45a3 | 80 | { |
| dirkx | 0:a259777c45a3 | 81 | if(m_init && m_tcpTimer.read_ms() >= TCP_TMR_INTERVAL) |
| dirkx | 0:a259777c45a3 | 82 | { |
| dirkx | 0:a259777c45a3 | 83 | m_tcpTimer.reset(); |
| dirkx | 0:a259777c45a3 | 84 | tcp_tmr(); //Poll LwIP |
| dirkx | 0:a259777c45a3 | 85 | } |
| dirkx | 0:a259777c45a3 | 86 | if(m_init && m_dnsTimer.read_ms() >= DNS_TMR_INTERVAL) |
| dirkx | 0:a259777c45a3 | 87 | { |
| dirkx | 0:a259777c45a3 | 88 | m_dnsTimer.reset(); |
| dirkx | 0:a259777c45a3 | 89 | dns_tmr(); |
| dirkx | 0:a259777c45a3 | 90 | } |
| dirkx | 0:a259777c45a3 | 91 | //Do some stuff... |
| dirkx | 0:a259777c45a3 | 92 | } |
| dirkx | 0:a259777c45a3 | 93 | |
| dirkx | 0:a259777c45a3 | 94 | #endif |