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Dependencies:   mbed DS1307 Servo TextLCD

NetServices/if/eth/EthernetNetIf.cpp@0:e1edd52b1ee2, 2014-12-04 (annotated)

Committer:
rikvandyck
Date:
Thu Dec 04 10:44:07 2014 +0000
Revision:
0:e1edd52b1ee2
test

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rikvandyck 0:e1edd52b1ee2 1 #pragma diag_remark 1464
rikvandyck 0:e1edd52b1ee2 2 /*
rikvandyck 0:e1edd52b1ee2 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
rikvandyck 0:e1edd52b1ee2 4
rikvandyck 0:e1edd52b1ee2 5 Permission is hereby granted, free of charge, to any person obtaining a copy
rikvandyck 0:e1edd52b1ee2 6 of this software and associated documentation files (the "Software"), to deal
rikvandyck 0:e1edd52b1ee2 7 in the Software without restriction, including without limitation the rights
rikvandyck 0:e1edd52b1ee2 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
rikvandyck 0:e1edd52b1ee2 9 copies of the Software, and to permit persons to whom the Software is
rikvandyck 0:e1edd52b1ee2 10 furnished to do so, subject to the following conditions:
rikvandyck 0:e1edd52b1ee2 11
rikvandyck 0:e1edd52b1ee2 12 The above copyright notice and this permission notice shall be included in
rikvandyck 0:e1edd52b1ee2 13 all copies or substantial portions of the Software.
rikvandyck 0:e1edd52b1ee2 14
rikvandyck 0:e1edd52b1ee2 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
rikvandyck 0:e1edd52b1ee2 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
rikvandyck 0:e1edd52b1ee2 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
rikvandyck 0:e1edd52b1ee2 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
rikvandyck 0:e1edd52b1ee2 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
rikvandyck 0:e1edd52b1ee2 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
rikvandyck 0:e1edd52b1ee2 21 THE SOFTWARE.
rikvandyck 0:e1edd52b1ee2 22 */
rikvandyck 0:e1edd52b1ee2 23
rikvandyck 0:e1edd52b1ee2 24 #include "EthernetNetIf.h"
rikvandyck 0:e1edd52b1ee2 25
rikvandyck 0:e1edd52b1ee2 26 #include "netif/etharp.h"
rikvandyck 0:e1edd52b1ee2 27 #include "lwip/dhcp.h"
rikvandyck 0:e1edd52b1ee2 28 #include "lwip/dns.h"
rikvandyck 0:e1edd52b1ee2 29 #include "lwip/igmp.h"
rikvandyck 0:e1edd52b1ee2 30
rikvandyck 0:e1edd52b1ee2 31 #include "drv/eth/eth_drv.h"
rikvandyck 0:e1edd52b1ee2 32 #include "mbed.h"
rikvandyck 0:e1edd52b1ee2 33
rikvandyck 0:e1edd52b1ee2 34 //#define __DEBUG
rikvandyck 0:e1edd52b1ee2 35 #include "dbg/dbg.h"
rikvandyck 0:e1edd52b1ee2 36
rikvandyck 0:e1edd52b1ee2 37 #include "netCfg.h"
rikvandyck 0:e1edd52b1ee2 38 #if NET_ETH
rikvandyck 0:e1edd52b1ee2 39
rikvandyck 0:e1edd52b1ee2 40 EthernetNetIf::EthernetNetIf(const char* hostname) : LwipNetIf(), m_ethArpTimer(), m_dhcpCoarseTimer(), m_dhcpFineTimer(), m_igmpTimer(), m_pNetIf(NULL),
rikvandyck 0:e1edd52b1ee2 41 m_netmask(255,255,255,255), m_gateway(), m_hostname(hostname)
rikvandyck 0:e1edd52b1ee2 42 {
rikvandyck 0:e1edd52b1ee2 43 //m_hostname = NULL;
rikvandyck 0:e1edd52b1ee2 44 m_pNetIf = new netif;
rikvandyck 0:e1edd52b1ee2 45 m_useDhcp = true;
rikvandyck 0:e1edd52b1ee2 46 m_pDhcp = new dhcp;
rikvandyck 0:e1edd52b1ee2 47 m_setup = false;
rikvandyck 0:e1edd52b1ee2 48 }
rikvandyck 0:e1edd52b1ee2 49
rikvandyck 0:e1edd52b1ee2 50 EthernetNetIf::EthernetNetIf(IpAddr ip, IpAddr netmask, IpAddr gateway, IpAddr dns) : LwipNetIf(), m_ethArpTimer(), m_dhcpCoarseTimer(), m_dhcpFineTimer(), m_igmpTimer(), m_pNetIf(NULL), m_hostname(NULL) //W/o DHCP
rikvandyck 0:e1edd52b1ee2 51 {
rikvandyck 0:e1edd52b1ee2 52 m_hostname = NULL;
rikvandyck 0:e1edd52b1ee2 53 m_netmask = netmask;
rikvandyck 0:e1edd52b1ee2 54 m_gateway = gateway;
rikvandyck 0:e1edd52b1ee2 55 m_ip = ip;
rikvandyck 0:e1edd52b1ee2 56 m_pNetIf = new netif;
rikvandyck 0:e1edd52b1ee2 57 dns_setserver(0, &dns.getStruct());
rikvandyck 0:e1edd52b1ee2 58 m_useDhcp = false;
rikvandyck 0:e1edd52b1ee2 59 m_setup = false;
rikvandyck 0:e1edd52b1ee2 60 }
rikvandyck 0:e1edd52b1ee2 61
rikvandyck 0:e1edd52b1ee2 62 EthernetNetIf::~EthernetNetIf()
rikvandyck 0:e1edd52b1ee2 63 {
rikvandyck 0:e1edd52b1ee2 64 if(m_pNetIf)
rikvandyck 0:e1edd52b1ee2 65 {
rikvandyck 0:e1edd52b1ee2 66 igmp_stop(m_pNetIf); //Stop IGMP processing
rikvandyck 0:e1edd52b1ee2 67 netif_set_down(m_pNetIf);
rikvandyck 0:e1edd52b1ee2 68 netif_remove(m_pNetIf);
rikvandyck 0:e1edd52b1ee2 69 delete m_pNetIf;
rikvandyck 0:e1edd52b1ee2 70 eth_free();
rikvandyck 0:e1edd52b1ee2 71 }
rikvandyck 0:e1edd52b1ee2 72
rikvandyck 0:e1edd52b1ee2 73 if (m_pDhcp)
rikvandyck 0:e1edd52b1ee2 74 delete m_pDhcp;
rikvandyck 0:e1edd52b1ee2 75 }
rikvandyck 0:e1edd52b1ee2 76
rikvandyck 0:e1edd52b1ee2 77 EthernetErr EthernetNetIf::setup(int timeout_ms /*= 15000*/)
rikvandyck 0:e1edd52b1ee2 78 {
rikvandyck 0:e1edd52b1ee2 79 if (m_setup)
rikvandyck 0:e1edd52b1ee2 80 {
rikvandyck 0:e1edd52b1ee2 81 igmp_stop(m_pNetIf);
rikvandyck 0:e1edd52b1ee2 82 netif_set_down(m_pNetIf);
rikvandyck 0:e1edd52b1ee2 83 netif_remove(m_pNetIf);
rikvandyck 0:e1edd52b1ee2 84 delete m_pNetIf;
rikvandyck 0:e1edd52b1ee2 85 eth_free();
rikvandyck 0:e1edd52b1ee2 86 m_pNetIf = new netif;
rikvandyck 0:e1edd52b1ee2 87 }
rikvandyck 0:e1edd52b1ee2 88
rikvandyck 0:e1edd52b1ee2 89 LwipNetIf::init();
rikvandyck 0:e1edd52b1ee2 90 //m_ethArpTicker.attach_us(&etharp_tmr, ARP_TMR_INTERVAL * 1000); // = 5s in etharp.h
rikvandyck 0:e1edd52b1ee2 91 m_ethArpTimer.start();
rikvandyck 0:e1edd52b1ee2 92 if(m_useDhcp)
rikvandyck 0:e1edd52b1ee2 93 {
rikvandyck 0:e1edd52b1ee2 94 //m_dhcpCoarseTicker.attach(&dhcp_coarse_tmr, DHCP_COARSE_TIMER_SECS); // = 60s in dhcp.h
rikvandyck 0:e1edd52b1ee2 95 //m_dhcpFineTicker.attach_us(&dhcp_fine_tmr, DHCP_FINE_TIMER_MSECS * 1000); // = 500ms in dhcp.h
rikvandyck 0:e1edd52b1ee2 96 m_dhcpCoarseTimer.start();
rikvandyck 0:e1edd52b1ee2 97 m_dhcpFineTimer.start();
rikvandyck 0:e1edd52b1ee2 98 }
rikvandyck 0:e1edd52b1ee2 99 m_pNetIf->hwaddr_len = ETHARP_HWADDR_LEN; //6
rikvandyck 0:e1edd52b1ee2 100 eth_address((char *)m_pNetIf->hwaddr);
rikvandyck 0:e1edd52b1ee2 101
rikvandyck 0:e1edd52b1ee2 102 DBG("HW Addr is : %02x:%02x:%02x:%02x:%02x:%02x.\n",
rikvandyck 0:e1edd52b1ee2 103 m_pNetIf->hwaddr[0], m_pNetIf->hwaddr[1], m_pNetIf->hwaddr[2],
rikvandyck 0:e1edd52b1ee2 104 m_pNetIf->hwaddr[3], m_pNetIf->hwaddr[4], m_pNetIf->hwaddr[5]);
rikvandyck 0:e1edd52b1ee2 105
rikvandyck 0:e1edd52b1ee2 106 m_pNetIf = netif_add(m_pNetIf, &(m_ip.getStruct()), &(m_netmask.getStruct()), &(m_gateway.getStruct()), NULL, eth_init, ip_input);//ethernet_input);// ip_input);
rikvandyck 0:e1edd52b1ee2 107 m_pNetIf->hostname = (char *)m_hostname;
rikvandyck 0:e1edd52b1ee2 108 netif_set_default(m_pNetIf);
rikvandyck 0:e1edd52b1ee2 109
rikvandyck 0:e1edd52b1ee2 110 //DBG("\r\nStarting DHCP.\r\n");
rikvandyck 0:e1edd52b1ee2 111
rikvandyck 0:e1edd52b1ee2 112 if(m_useDhcp)
rikvandyck 0:e1edd52b1ee2 113 {
rikvandyck 0:e1edd52b1ee2 114 dhcp_set_struct(m_pNetIf, m_pDhcp);
rikvandyck 0:e1edd52b1ee2 115 dhcp_start(m_pNetIf);
rikvandyck 0:e1edd52b1ee2 116 DBG("DHCP Started, waiting for IP...\n");
rikvandyck 0:e1edd52b1ee2 117 }
rikvandyck 0:e1edd52b1ee2 118 else
rikvandyck 0:e1edd52b1ee2 119 {
rikvandyck 0:e1edd52b1ee2 120 netif_set_up(m_pNetIf);
rikvandyck 0:e1edd52b1ee2 121 }
rikvandyck 0:e1edd52b1ee2 122
rikvandyck 0:e1edd52b1ee2 123 Timer timeout;
rikvandyck 0:e1edd52b1ee2 124 timeout.start();
rikvandyck 0:e1edd52b1ee2 125 while( !netif_is_up(m_pNetIf) ) //Wait until device is up
rikvandyck 0:e1edd52b1ee2 126 {
rikvandyck 0:e1edd52b1ee2 127 if(m_useDhcp)
rikvandyck 0:e1edd52b1ee2 128 {
rikvandyck 0:e1edd52b1ee2 129 if(m_dhcpFineTimer.read_ms()>=DHCP_FINE_TIMER_MSECS)
rikvandyck 0:e1edd52b1ee2 130 {
rikvandyck 0:e1edd52b1ee2 131 m_dhcpFineTimer.reset();
rikvandyck 0:e1edd52b1ee2 132 dhcp_fine_tmr();
rikvandyck 0:e1edd52b1ee2 133 }
rikvandyck 0:e1edd52b1ee2 134 if(m_dhcpCoarseTimer.read()>=DHCP_COARSE_TIMER_SECS)
rikvandyck 0:e1edd52b1ee2 135 {
rikvandyck 0:e1edd52b1ee2 136 m_dhcpCoarseTimer.reset();
rikvandyck 0:e1edd52b1ee2 137 dhcp_coarse_tmr();
rikvandyck 0:e1edd52b1ee2 138 }
rikvandyck 0:e1edd52b1ee2 139 }
rikvandyck 0:e1edd52b1ee2 140 poll();
rikvandyck 0:e1edd52b1ee2 141 if( timeout.read_ms() > timeout_ms )
rikvandyck 0:e1edd52b1ee2 142 {
rikvandyck 0:e1edd52b1ee2 143 //Abort
rikvandyck 0:e1edd52b1ee2 144 if(m_useDhcp)
rikvandyck 0:e1edd52b1ee2 145 dhcp_stop(m_pNetIf);
rikvandyck 0:e1edd52b1ee2 146 else
rikvandyck 0:e1edd52b1ee2 147 netif_set_down(m_pNetIf);
rikvandyck 0:e1edd52b1ee2 148 DBG("\r\nTimeout.\r\n");
rikvandyck 0:e1edd52b1ee2 149 m_setup = true;
rikvandyck 0:e1edd52b1ee2 150 return ETH_TIMEOUT;
rikvandyck 0:e1edd52b1ee2 151 }
rikvandyck 0:e1edd52b1ee2 152 }
rikvandyck 0:e1edd52b1ee2 153
rikvandyck 0:e1edd52b1ee2 154 #if LWIP_IGMP
rikvandyck 0:e1edd52b1ee2 155 igmp_start(m_pNetIf); //Start IGMP processing
rikvandyck 0:e1edd52b1ee2 156 #endif
rikvandyck 0:e1edd52b1ee2 157
rikvandyck 0:e1edd52b1ee2 158 m_ip = IpAddr(&(m_pNetIf->ip_addr));
rikvandyck 0:e1edd52b1ee2 159
rikvandyck 0:e1edd52b1ee2 160 DBG("Connected, IP : %d.%d.%d.%d\n", m_ip[0], m_ip[1], m_ip[2], m_ip[3]);
rikvandyck 0:e1edd52b1ee2 161
rikvandyck 0:e1edd52b1ee2 162 m_setup = true;
rikvandyck 0:e1edd52b1ee2 163 return ETH_OK;
rikvandyck 0:e1edd52b1ee2 164 }
rikvandyck 0:e1edd52b1ee2 165
rikvandyck 0:e1edd52b1ee2 166 void EthernetNetIf::poll()
rikvandyck 0:e1edd52b1ee2 167 {
rikvandyck 0:e1edd52b1ee2 168 if(m_ethArpTimer.read_ms()>=ARP_TMR_INTERVAL)
rikvandyck 0:e1edd52b1ee2 169 {
rikvandyck 0:e1edd52b1ee2 170 m_ethArpTimer.reset();
rikvandyck 0:e1edd52b1ee2 171 etharp_tmr();
rikvandyck 0:e1edd52b1ee2 172 }
rikvandyck 0:e1edd52b1ee2 173 #if LWIP_IGMP
rikvandyck 0:e1edd52b1ee2 174 if(m_igmpTimer.read_ms()>=IGMP_TMR_INTERVAL)
rikvandyck 0:e1edd52b1ee2 175 {
rikvandyck 0:e1edd52b1ee2 176 m_igmpTimer.reset();
rikvandyck 0:e1edd52b1ee2 177 igmp_tmr();
rikvandyck 0:e1edd52b1ee2 178 }
rikvandyck 0:e1edd52b1ee2 179 #endif
rikvandyck 0:e1edd52b1ee2 180 LwipNetIf::poll();
rikvandyck 0:e1edd52b1ee2 181 eth_poll();
rikvandyck 0:e1edd52b1ee2 182 }
rikvandyck 0:e1edd52b1ee2 183
rikvandyck 0:e1edd52b1ee2 184 const char* EthernetNetIf::getHwAddr() const {
rikvandyck 0:e1edd52b1ee2 185 return (char*)m_pNetIf->hwaddr;
rikvandyck 0:e1edd52b1ee2 186 }
rikvandyck 0:e1edd52b1ee2 187
rikvandyck 0:e1edd52b1ee2 188 const char* EthernetNetIf::getHostname() const {
rikvandyck 0:e1edd52b1ee2 189 return m_hostname;
rikvandyck 0:e1edd52b1ee2 190 }
rikvandyck 0:e1edd52b1ee2 191
rikvandyck 0:e1edd52b1ee2 192 #endif