Norimasa Okamoto / w5200NetIf

W5200(WIZ820io) network interface

W5200NetIf.cpp@2:a8df39b4f3aa, 2012-04-19 (annotated)

Committer:
va009039
Date:
Thu Apr 19 11:14:43 2012 +0000
Revision:
2:a8df39b4f3aa

        

        
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// W5200NetIf.cpp 2012/4/13





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#include "W5200NetIf.h"





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#include "DHCPClient.h"





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#include "w5100.h"





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W5200NetIf:: W5200NetIf():MyNetIf(), m_netmask(255,255,255,255), m_gateway(), m_hostname(NULL) {





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    m_hostname = NULL;





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    m_useDhcp = true;





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}





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W5200NetIf::W5200NetIf(IpAddr ip, IpAddr netmask, IpAddr gateway, IpAddr dns) :MyNetIf(), m_hostname(NULL) {





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    m_hostname = NULL;





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    m_ip = ip;





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    m_netmask = netmask;





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    m_gateway = gateway;





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    m_dns = dns;





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    m_useDhcp = false;





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}





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W5200Err W5200NetIf::IPrenew(int timeout_ms) {





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    printf("DHCP Started, waiting for IP...\n");  





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    DHCPClient dhcp;





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    int err = dhcp.setup(timeout_ms);





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    if (err == (-1)) {





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        printf("Timeout.\n");





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        return W5200_TIMEOUT;





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    }





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    printf("Connected, IP: %d.%d.%d.%d\n", dhcp.yiaddr[0], dhcp.yiaddr[1], dhcp.yiaddr[2], dhcp.yiaddr[3]);





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    m_ip = IpAddr(dhcp.yiaddr[0], dhcp.yiaddr[1], dhcp.yiaddr[2], dhcp.yiaddr[3]);





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    m_netmask = IpAddr(dhcp.netmask[0],dhcp.netmask[1],dhcp.netmask[2],dhcp.netmask[3]);





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    m_gateway = IpAddr(dhcp.gateway[0],dhcp.gateway[1],dhcp.gateway[2],dhcp.gateway[3]);





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    uint8_t t[4];





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    t[0] = m_ip[0];





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    t[1] = m_ip[1];





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    t[2] = m_ip[2];





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    t[3] = m_ip[3];





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    W5100.writeSIPR(t);





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    t[0] = m_netmask[0];





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    t[1] = m_netmask[1];





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    t[2] = m_netmask[2];





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    t[3] = m_netmask[3];





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    W5100.writeSUBR(t);





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    t[0] = m_gateway[0];





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    t[1] = m_gateway[1];





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    t[2] = m_gateway[2];





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    t[3] = m_gateway[3];





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    W5100.writeGAR(t);





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    m_dns = IpAddr(dhcp.dnsaddr[0],dhcp.dnsaddr[1],dhcp.dnsaddr[2],dhcp.dnsaddr[3]);





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    return W5200_OK;





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}





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W5200Err W5200NetIf::IPrelease(int timeout_ms) {





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    return W5200_OK;





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}





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W5200Err W5200NetIf::setup(int timeout_ms) {





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    MyNetIf::init();





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    uint8_t mac[6] = {0x00,0x00,0x5e,0x00,0x01,0x01};





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    W5100.setMACAddress(mac);





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    printf("HW Addr is : %02x:%02x:%02x:%02x:%02x:%02x.\n", mac[0],mac[1],mac[2],mac[3],mac[4],mac[5]);





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    if(! m_useDhcp) {





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        return W5200_OK;





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    }





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    return IPrenew(timeout_ms);





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}