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NetServices/if/eth/EthernetNetIf.cpp@0:05ccbd4f84f1, 2013-12-02 (annotated)

Committer:
hendrikvincent
Date:
Mon Dec 02 09:01:23 2013 +0000
Revision:
0:05ccbd4f84f1
eerste programma;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hendrikvincent 0:05ccbd4f84f1 1 #pragma diag_remark 1464
hendrikvincent 0:05ccbd4f84f1 2 /*
hendrikvincent 0:05ccbd4f84f1 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
hendrikvincent 0:05ccbd4f84f1 4
hendrikvincent 0:05ccbd4f84f1 5 Permission is hereby granted, free of charge, to any person obtaining a copy
hendrikvincent 0:05ccbd4f84f1 6 of this software and associated documentation files (the "Software"), to deal
hendrikvincent 0:05ccbd4f84f1 7 in the Software without restriction, including without limitation the rights
hendrikvincent 0:05ccbd4f84f1 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
hendrikvincent 0:05ccbd4f84f1 9 copies of the Software, and to permit persons to whom the Software is
hendrikvincent 0:05ccbd4f84f1 10 furnished to do so, subject to the following conditions:
hendrikvincent 0:05ccbd4f84f1 11
hendrikvincent 0:05ccbd4f84f1 12 The above copyright notice and this permission notice shall be included in
hendrikvincent 0:05ccbd4f84f1 13 all copies or substantial portions of the Software.
hendrikvincent 0:05ccbd4f84f1 14
hendrikvincent 0:05ccbd4f84f1 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
hendrikvincent 0:05ccbd4f84f1 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
hendrikvincent 0:05ccbd4f84f1 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
hendrikvincent 0:05ccbd4f84f1 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
hendrikvincent 0:05ccbd4f84f1 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
hendrikvincent 0:05ccbd4f84f1 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
hendrikvincent 0:05ccbd4f84f1 21 THE SOFTWARE.
hendrikvincent 0:05ccbd4f84f1 22 */
hendrikvincent 0:05ccbd4f84f1 23
hendrikvincent 0:05ccbd4f84f1 24 #include "EthernetNetIf.h"
hendrikvincent 0:05ccbd4f84f1 25
hendrikvincent 0:05ccbd4f84f1 26 #include "netif/etharp.h"
hendrikvincent 0:05ccbd4f84f1 27 #include "lwip/dhcp.h"
hendrikvincent 0:05ccbd4f84f1 28 #include "lwip/dns.h"
hendrikvincent 0:05ccbd4f84f1 29 #include "lwip/igmp.h"
hendrikvincent 0:05ccbd4f84f1 30
hendrikvincent 0:05ccbd4f84f1 31 #include "drv/eth/eth_drv.h"
hendrikvincent 0:05ccbd4f84f1 32 #include "mbed.h"
hendrikvincent 0:05ccbd4f84f1 33
hendrikvincent 0:05ccbd4f84f1 34 //#define __DEBUG
hendrikvincent 0:05ccbd4f84f1 35 #include "dbg/dbg.h"
hendrikvincent 0:05ccbd4f84f1 36
hendrikvincent 0:05ccbd4f84f1 37 #include "netCfg.h"
hendrikvincent 0:05ccbd4f84f1 38 #if NET_ETH
hendrikvincent 0:05ccbd4f84f1 39
hendrikvincent 0:05ccbd4f84f1 40 EthernetNetIf::EthernetNetIf(const char* hostname) : LwipNetIf(), m_ethArpTimer(), m_dhcpCoarseTimer(), m_dhcpFineTimer(), m_igmpTimer(), m_pNetIf(NULL),
hendrikvincent 0:05ccbd4f84f1 41 m_netmask(255,255,255,255), m_gateway(), m_hostname(hostname)
hendrikvincent 0:05ccbd4f84f1 42 {
hendrikvincent 0:05ccbd4f84f1 43 //m_hostname = NULL;
hendrikvincent 0:05ccbd4f84f1 44 m_pNetIf = new netif;
hendrikvincent 0:05ccbd4f84f1 45 m_useDhcp = true;
hendrikvincent 0:05ccbd4f84f1 46 m_pDhcp = new dhcp;
hendrikvincent 0:05ccbd4f84f1 47 m_setup = false;
hendrikvincent 0:05ccbd4f84f1 48 }
hendrikvincent 0:05ccbd4f84f1 49
hendrikvincent 0:05ccbd4f84f1 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
hendrikvincent 0:05ccbd4f84f1 51 {
hendrikvincent 0:05ccbd4f84f1 52 m_hostname = NULL;
hendrikvincent 0:05ccbd4f84f1 53 m_netmask = netmask;
hendrikvincent 0:05ccbd4f84f1 54 m_gateway = gateway;
hendrikvincent 0:05ccbd4f84f1 55 m_ip = ip;
hendrikvincent 0:05ccbd4f84f1 56 m_pNetIf = new netif;
hendrikvincent 0:05ccbd4f84f1 57 dns_setserver(0, &dns.getStruct());
hendrikvincent 0:05ccbd4f84f1 58 m_useDhcp = false;
hendrikvincent 0:05ccbd4f84f1 59 m_setup = false;
hendrikvincent 0:05ccbd4f84f1 60 }
hendrikvincent 0:05ccbd4f84f1 61
hendrikvincent 0:05ccbd4f84f1 62 EthernetNetIf::~EthernetNetIf()
hendrikvincent 0:05ccbd4f84f1 63 {
hendrikvincent 0:05ccbd4f84f1 64 if(m_pNetIf)
hendrikvincent 0:05ccbd4f84f1 65 {
hendrikvincent 0:05ccbd4f84f1 66 igmp_stop(m_pNetIf); //Stop IGMP processing
hendrikvincent 0:05ccbd4f84f1 67 netif_set_down(m_pNetIf);
hendrikvincent 0:05ccbd4f84f1 68 netif_remove(m_pNetIf);
hendrikvincent 0:05ccbd4f84f1 69 delete m_pNetIf;
hendrikvincent 0:05ccbd4f84f1 70 eth_free();
hendrikvincent 0:05ccbd4f84f1 71 }
hendrikvincent 0:05ccbd4f84f1 72
hendrikvincent 0:05ccbd4f84f1 73 if (m_pDhcp)
hendrikvincent 0:05ccbd4f84f1 74 delete m_pDhcp;
hendrikvincent 0:05ccbd4f84f1 75 }
hendrikvincent 0:05ccbd4f84f1 76
hendrikvincent 0:05ccbd4f84f1 77 EthernetErr EthernetNetIf::setup(int timeout_ms /*= 15000*/)
hendrikvincent 0:05ccbd4f84f1 78 {
hendrikvincent 0:05ccbd4f84f1 79 if (m_setup)
hendrikvincent 0:05ccbd4f84f1 80 {
hendrikvincent 0:05ccbd4f84f1 81 igmp_stop(m_pNetIf);
hendrikvincent 0:05ccbd4f84f1 82 netif_set_down(m_pNetIf);
hendrikvincent 0:05ccbd4f84f1 83 netif_remove(m_pNetIf);
hendrikvincent 0:05ccbd4f84f1 84 delete m_pNetIf;
hendrikvincent 0:05ccbd4f84f1 85 eth_free();
hendrikvincent 0:05ccbd4f84f1 86 m_pNetIf = new netif;
hendrikvincent 0:05ccbd4f84f1 87 }
hendrikvincent 0:05ccbd4f84f1 88
hendrikvincent 0:05ccbd4f84f1 89 LwipNetIf::init();
hendrikvincent 0:05ccbd4f84f1 90 //m_ethArpTicker.attach_us(&etharp_tmr, ARP_TMR_INTERVAL * 1000); // = 5s in etharp.h
hendrikvincent 0:05ccbd4f84f1 91 m_ethArpTimer.start();
hendrikvincent 0:05ccbd4f84f1 92 if(m_useDhcp)
hendrikvincent 0:05ccbd4f84f1 93 {
hendrikvincent 0:05ccbd4f84f1 94 //m_dhcpCoarseTicker.attach(&dhcp_coarse_tmr, DHCP_COARSE_TIMER_SECS); // = 60s in dhcp.h
hendrikvincent 0:05ccbd4f84f1 95 //m_dhcpFineTicker.attach_us(&dhcp_fine_tmr, DHCP_FINE_TIMER_MSECS * 1000); // = 500ms in dhcp.h
hendrikvincent 0:05ccbd4f84f1 96 m_dhcpCoarseTimer.start();
hendrikvincent 0:05ccbd4f84f1 97 m_dhcpFineTimer.start();
hendrikvincent 0:05ccbd4f84f1 98 }
hendrikvincent 0:05ccbd4f84f1 99 m_pNetIf->hwaddr_len = ETHARP_HWADDR_LEN; //6
hendrikvincent 0:05ccbd4f84f1 100 eth_address((char *)m_pNetIf->hwaddr);
hendrikvincent 0:05ccbd4f84f1 101
hendrikvincent 0:05ccbd4f84f1 102 DBG("HW Addr is : %02x:%02x:%02x:%02x:%02x:%02x.\n",
hendrikvincent 0:05ccbd4f84f1 103 m_pNetIf->hwaddr[0], m_pNetIf->hwaddr[1], m_pNetIf->hwaddr[2],
hendrikvincent 0:05ccbd4f84f1 104 m_pNetIf->hwaddr[3], m_pNetIf->hwaddr[4], m_pNetIf->hwaddr[5]);
hendrikvincent 0:05ccbd4f84f1 105
hendrikvincent 0:05ccbd4f84f1 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);
hendrikvincent 0:05ccbd4f84f1 107 m_pNetIf->hostname = (char *)m_hostname;
hendrikvincent 0:05ccbd4f84f1 108 netif_set_default(m_pNetIf);
hendrikvincent 0:05ccbd4f84f1 109
hendrikvincent 0:05ccbd4f84f1 110 //DBG("\r\nStarting DHCP.\r\n");
hendrikvincent 0:05ccbd4f84f1 111
hendrikvincent 0:05ccbd4f84f1 112 if(m_useDhcp)
hendrikvincent 0:05ccbd4f84f1 113 {
hendrikvincent 0:05ccbd4f84f1 114 dhcp_set_struct(m_pNetIf, m_pDhcp);
hendrikvincent 0:05ccbd4f84f1 115 dhcp_start(m_pNetIf);
hendrikvincent 0:05ccbd4f84f1 116 DBG("DHCP Started, waiting for IP...\n");
hendrikvincent 0:05ccbd4f84f1 117 }
hendrikvincent 0:05ccbd4f84f1 118 else
hendrikvincent 0:05ccbd4f84f1 119 {
hendrikvincent 0:05ccbd4f84f1 120 netif_set_up(m_pNetIf);
hendrikvincent 0:05ccbd4f84f1 121 }
hendrikvincent 0:05ccbd4f84f1 122
hendrikvincent 0:05ccbd4f84f1 123 Timer timeout;
hendrikvincent 0:05ccbd4f84f1 124 timeout.start();
hendrikvincent 0:05ccbd4f84f1 125 while( !netif_is_up(m_pNetIf) ) //Wait until device is up
hendrikvincent 0:05ccbd4f84f1 126 {
hendrikvincent 0:05ccbd4f84f1 127 if(m_useDhcp)
hendrikvincent 0:05ccbd4f84f1 128 {
hendrikvincent 0:05ccbd4f84f1 129 if(m_dhcpFineTimer.read_ms()>=DHCP_FINE_TIMER_MSECS)
hendrikvincent 0:05ccbd4f84f1 130 {
hendrikvincent 0:05ccbd4f84f1 131 m_dhcpFineTimer.reset();
hendrikvincent 0:05ccbd4f84f1 132 dhcp_fine_tmr();
hendrikvincent 0:05ccbd4f84f1 133 }
hendrikvincent 0:05ccbd4f84f1 134 if(m_dhcpCoarseTimer.read()>=DHCP_COARSE_TIMER_SECS)
hendrikvincent 0:05ccbd4f84f1 135 {
hendrikvincent 0:05ccbd4f84f1 136 m_dhcpCoarseTimer.reset();
hendrikvincent 0:05ccbd4f84f1 137 dhcp_coarse_tmr();
hendrikvincent 0:05ccbd4f84f1 138 }
hendrikvincent 0:05ccbd4f84f1 139 }
hendrikvincent 0:05ccbd4f84f1 140 poll();
hendrikvincent 0:05ccbd4f84f1 141 if( timeout.read_ms() > timeout_ms )
hendrikvincent 0:05ccbd4f84f1 142 {
hendrikvincent 0:05ccbd4f84f1 143 //Abort
hendrikvincent 0:05ccbd4f84f1 144 if(m_useDhcp)
hendrikvincent 0:05ccbd4f84f1 145 dhcp_stop(m_pNetIf);
hendrikvincent 0:05ccbd4f84f1 146 else
hendrikvincent 0:05ccbd4f84f1 147 netif_set_down(m_pNetIf);
hendrikvincent 0:05ccbd4f84f1 148 DBG("\r\nTimeout.\r\n");
hendrikvincent 0:05ccbd4f84f1 149 m_setup = true;
hendrikvincent 0:05ccbd4f84f1 150 return ETH_TIMEOUT;
hendrikvincent 0:05ccbd4f84f1 151 }
hendrikvincent 0:05ccbd4f84f1 152 }
hendrikvincent 0:05ccbd4f84f1 153
hendrikvincent 0:05ccbd4f84f1 154 #if LWIP_IGMP
hendrikvincent 0:05ccbd4f84f1 155 igmp_start(m_pNetIf); //Start IGMP processing
hendrikvincent 0:05ccbd4f84f1 156 #endif
hendrikvincent 0:05ccbd4f84f1 157
hendrikvincent 0:05ccbd4f84f1 158 m_ip = IpAddr(&(m_pNetIf->ip_addr));
hendrikvincent 0:05ccbd4f84f1 159
hendrikvincent 0:05ccbd4f84f1 160 DBG("Connected, IP : %d.%d.%d.%d\n", m_ip[0], m_ip[1], m_ip[2], m_ip[3]);
hendrikvincent 0:05ccbd4f84f1 161
hendrikvincent 0:05ccbd4f84f1 162 m_setup = true;
hendrikvincent 0:05ccbd4f84f1 163 return ETH_OK;
hendrikvincent 0:05ccbd4f84f1 164 }
hendrikvincent 0:05ccbd4f84f1 165
hendrikvincent 0:05ccbd4f84f1 166 void EthernetNetIf::poll()
hendrikvincent 0:05ccbd4f84f1 167 {
hendrikvincent 0:05ccbd4f84f1 168 if(m_ethArpTimer.read_ms()>=ARP_TMR_INTERVAL)
hendrikvincent 0:05ccbd4f84f1 169 {
hendrikvincent 0:05ccbd4f84f1 170 m_ethArpTimer.reset();
hendrikvincent 0:05ccbd4f84f1 171 etharp_tmr();
hendrikvincent 0:05ccbd4f84f1 172 }
hendrikvincent 0:05ccbd4f84f1 173 #if LWIP_IGMP
hendrikvincent 0:05ccbd4f84f1 174 if(m_igmpTimer.read_ms()>=IGMP_TMR_INTERVAL)
hendrikvincent 0:05ccbd4f84f1 175 {
hendrikvincent 0:05ccbd4f84f1 176 m_igmpTimer.reset();
hendrikvincent 0:05ccbd4f84f1 177 igmp_tmr();
hendrikvincent 0:05ccbd4f84f1 178 }
hendrikvincent 0:05ccbd4f84f1 179 #endif
hendrikvincent 0:05ccbd4f84f1 180 LwipNetIf::poll();
hendrikvincent 0:05ccbd4f84f1 181 eth_poll();
hendrikvincent 0:05ccbd4f84f1 182 }
hendrikvincent 0:05ccbd4f84f1 183
hendrikvincent 0:05ccbd4f84f1 184 const char* EthernetNetIf::getHwAddr() const {
hendrikvincent 0:05ccbd4f84f1 185 return (char*)m_pNetIf->hwaddr;
hendrikvincent 0:05ccbd4f84f1 186 }
hendrikvincent 0:05ccbd4f84f1 187
hendrikvincent 0:05ccbd4f84f1 188 const char* EthernetNetIf::getHostname() const {
hendrikvincent 0:05ccbd4f84f1 189 return m_hostname;
hendrikvincent 0:05ccbd4f84f1 190 }
hendrikvincent 0:05ccbd4f84f1 191
hendrikvincent 0:05ccbd4f84f1 192 #endif