Hill Kim / W5200Interface

MQTT client test with W5200 ethernet shield

Dependents:   IBMIoTClientEthernetExample_W5200

Fork of W5500Interface by W5500-Ethernet-Interface Makers

EthernetInterface.cpp@0:e11e8793c3ce, 2014-08-20 (annotated)

Committer:
Bongjun
Date:
Wed Aug 20 00:28:37 2014 +0000
Revision:
0:e11e8793c3ce
Child:
1:8f4374f932b4
first release.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Bongjun 0:e11e8793c3ce 1 // EthernetInterface for W5500 2014/8/20
Bongjun 0:e11e8793c3ce 2
Bongjun 0:e11e8793c3ce 3 #include "EthernetInterface.h"
Bongjun 0:e11e8793c3ce 4 #include "DHCPClient.h"
Bongjun 0:e11e8793c3ce 5
Bongjun 0:e11e8793c3ce 6 EthernetInterface::EthernetInterface(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset) :
Bongjun 0:e11e8793c3ce 7 WIZnet_Chip(mosi, miso, sclk, cs, reset)
Bongjun 0:e11e8793c3ce 8 {
Bongjun 0:e11e8793c3ce 9 ip_set = false;
Bongjun 0:e11e8793c3ce 10 }
Bongjun 0:e11e8793c3ce 11
Bongjun 0:e11e8793c3ce 12 EthernetInterface::EthernetInterface(SPI* spi, PinName cs, PinName reset) :
Bongjun 0:e11e8793c3ce 13 WIZnet_Chip(spi, cs, reset)
Bongjun 0:e11e8793c3ce 14 {
Bongjun 0:e11e8793c3ce 15 ip_set = false;
Bongjun 0:e11e8793c3ce 16 }
Bongjun 0:e11e8793c3ce 17
Bongjun 0:e11e8793c3ce 18 int EthernetInterface::init()
Bongjun 0:e11e8793c3ce 19 {
Bongjun 0:e11e8793c3ce 20 dhcp = true;
Bongjun 0:e11e8793c3ce 21 //
Bongjun 0:e11e8793c3ce 22 //for (int i =0; i < 6; i++) this->mac[i] = mac[i];
Bongjun 0:e11e8793c3ce 23 //
Bongjun 0:e11e8793c3ce 24 reset();
Bongjun 0:e11e8793c3ce 25 return 0;
Bongjun 0:e11e8793c3ce 26 }
Bongjun 0:e11e8793c3ce 27
Bongjun 0:e11e8793c3ce 28 int EthernetInterface::init(uint8_t * mac)
Bongjun 0:e11e8793c3ce 29 {
Bongjun 0:e11e8793c3ce 30 dhcp = true;
Bongjun 0:e11e8793c3ce 31 //
Bongjun 0:e11e8793c3ce 32 for (int i =0; i < 6; i++) this->mac[i] = mac[i];
Bongjun 0:e11e8793c3ce 33 //
Bongjun 0:e11e8793c3ce 34 reset();
Bongjun 0:e11e8793c3ce 35 setmac();
Bongjun 0:e11e8793c3ce 36 return 0;
Bongjun 0:e11e8793c3ce 37 }
Bongjun 0:e11e8793c3ce 38
Bongjun 0:e11e8793c3ce 39 // add this function, because sometimes no needed MAC address in init calling.
Bongjun 0:e11e8793c3ce 40 int EthernetInterface::init(const char* ip, const char* mask, const char* gateway)
Bongjun 0:e11e8793c3ce 41 {
Bongjun 0:e11e8793c3ce 42 dhcp = false;
Bongjun 0:e11e8793c3ce 43 //
Bongjun 0:e11e8793c3ce 44 //for (int i =0; i < 6; i++) this->mac[i] = mac[i];
Bongjun 0:e11e8793c3ce 45 //
Bongjun 0:e11e8793c3ce 46 this->ip = str_to_ip(ip);
Bongjun 0:e11e8793c3ce 47 strcpy(ip_string, ip);
Bongjun 0:e11e8793c3ce 48 ip_set = true;
Bongjun 0:e11e8793c3ce 49 this->netmask = str_to_ip(mask);
Bongjun 0:e11e8793c3ce 50 this->gateway = str_to_ip(gateway);
Bongjun 0:e11e8793c3ce 51 reset();
Bongjun 0:e11e8793c3ce 52
Bongjun 0:e11e8793c3ce 53 // @Jul. 8. 2014 add code. should be called to write chip.
Bongjun 0:e11e8793c3ce 54 setip();
Bongjun 0:e11e8793c3ce 55
Bongjun 0:e11e8793c3ce 56 return 0;
Bongjun 0:e11e8793c3ce 57 }
Bongjun 0:e11e8793c3ce 58
Bongjun 0:e11e8793c3ce 59 int EthernetInterface::init(uint8_t * mac, const char* ip, const char* mask, const char* gateway)
Bongjun 0:e11e8793c3ce 60 {
Bongjun 0:e11e8793c3ce 61 dhcp = false;
Bongjun 0:e11e8793c3ce 62 //
Bongjun 0:e11e8793c3ce 63 for (int i =0; i < 6; i++) this->mac[i] = mac[i];
Bongjun 0:e11e8793c3ce 64 //
Bongjun 0:e11e8793c3ce 65 this->ip = str_to_ip(ip);
Bongjun 0:e11e8793c3ce 66 strcpy(ip_string, ip);
Bongjun 0:e11e8793c3ce 67 ip_set = true;
Bongjun 0:e11e8793c3ce 68 this->netmask = str_to_ip(mask);
Bongjun 0:e11e8793c3ce 69 this->gateway = str_to_ip(gateway);
Bongjun 0:e11e8793c3ce 70 reset();
Bongjun 0:e11e8793c3ce 71
Bongjun 0:e11e8793c3ce 72 // @Jul. 8. 2014 add code. should be called to write chip.
Bongjun 0:e11e8793c3ce 73 setmac();
Bongjun 0:e11e8793c3ce 74 setip();
Bongjun 0:e11e8793c3ce 75
Bongjun 0:e11e8793c3ce 76 return 0;
Bongjun 0:e11e8793c3ce 77 }
Bongjun 0:e11e8793c3ce 78
Bongjun 0:e11e8793c3ce 79 // Connect Bring the interface up, start DHCP if needed.
Bongjun 0:e11e8793c3ce 80 int EthernetInterface::connect()
Bongjun 0:e11e8793c3ce 81 {
Bongjun 0:e11e8793c3ce 82 if (dhcp) {
Bongjun 0:e11e8793c3ce 83 int r = IPrenew();
Bongjun 0:e11e8793c3ce 84 if (r < 0) {
Bongjun 0:e11e8793c3ce 85 return r;
Bongjun 0:e11e8793c3ce 86 }
Bongjun 0:e11e8793c3ce 87 }
Bongjun 0:e11e8793c3ce 88
Bongjun 0:e11e8793c3ce 89 if (WIZnet_Chip::setip() == false) return -1;
Bongjun 0:e11e8793c3ce 90 return 0;
Bongjun 0:e11e8793c3ce 91 }
Bongjun 0:e11e8793c3ce 92
Bongjun 0:e11e8793c3ce 93 // Disconnect Bring the interface down.
Bongjun 0:e11e8793c3ce 94 int EthernetInterface::disconnect()
Bongjun 0:e11e8793c3ce 95 {
Bongjun 0:e11e8793c3ce 96 if (WIZnet_Chip::disconnect() == false) return -1;
Bongjun 0:e11e8793c3ce 97 return 0;
Bongjun 0:e11e8793c3ce 98 }
Bongjun 0:e11e8793c3ce 99
Bongjun 0:e11e8793c3ce 100 char* EthernetInterface::getIPAddress()
Bongjun 0:e11e8793c3ce 101 {
Bongjun 0:e11e8793c3ce 102 uint32_t ip = reg_rd<uint32_t>(SIPR);
Bongjun 0:e11e8793c3ce 103 snprintf(ip_string, sizeof(ip_string), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
Bongjun 0:e11e8793c3ce 104 return ip_string;
Bongjun 0:e11e8793c3ce 105 }
Bongjun 0:e11e8793c3ce 106
Bongjun 0:e11e8793c3ce 107 char* EthernetInterface::getNetworkMask()
Bongjun 0:e11e8793c3ce 108 {
Bongjun 0:e11e8793c3ce 109 uint32_t ip = reg_rd<uint32_t>(SUBR);
Bongjun 0:e11e8793c3ce 110 snprintf(mask_string, sizeof(mask_string), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
Bongjun 0:e11e8793c3ce 111 return mask_string;
Bongjun 0:e11e8793c3ce 112 }
Bongjun 0:e11e8793c3ce 113
Bongjun 0:e11e8793c3ce 114 char* EthernetInterface::getGateway()
Bongjun 0:e11e8793c3ce 115 {
Bongjun 0:e11e8793c3ce 116 uint32_t ip = reg_rd<uint32_t>(GAR);
Bongjun 0:e11e8793c3ce 117 snprintf(gw_string, sizeof(gw_string), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
Bongjun 0:e11e8793c3ce 118 return gw_string;
Bongjun 0:e11e8793c3ce 119 }
Bongjun 0:e11e8793c3ce 120
Bongjun 0:e11e8793c3ce 121 char* EthernetInterface::getMACAddress()
Bongjun 0:e11e8793c3ce 122 {
Bongjun 0:e11e8793c3ce 123 uint8_t mac[6];
Bongjun 0:e11e8793c3ce 124 reg_rd_mac(SHAR, mac);
Bongjun 0:e11e8793c3ce 125 snprintf(mac_string, sizeof(mac_string), "%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
Bongjun 0:e11e8793c3ce 126 return mac_string;
Bongjun 0:e11e8793c3ce 127 }
Bongjun 0:e11e8793c3ce 128
Bongjun 0:e11e8793c3ce 129 int EthernetInterface::IPrenew(int timeout_ms)
Bongjun 0:e11e8793c3ce 130 {
Bongjun 0:e11e8793c3ce 131 // printf("DHCP Started, waiting for IP...\n");
Bongjun 0:e11e8793c3ce 132 DHCPClient dhcp;
Bongjun 0:e11e8793c3ce 133 int err = dhcp.setup(timeout_ms);
Bongjun 0:e11e8793c3ce 134 if (err == (-1)) {
Bongjun 0:e11e8793c3ce 135 // printf("Timeout.\n");
Bongjun 0:e11e8793c3ce 136 return -1;
Bongjun 0:e11e8793c3ce 137 }
Bongjun 0:e11e8793c3ce 138 // printf("Connected, IP: %d.%d.%d.%d\n", dhcp.yiaddr[0], dhcp.yiaddr[1], dhcp.yiaddr[2], dhcp.yiaddr[3]);
Bongjun 0:e11e8793c3ce 139 ip = (dhcp.yiaddr[0] <<24) | (dhcp.yiaddr[1] <<16) | (dhcp.yiaddr[2] <<8) | dhcp.yiaddr[3];
Bongjun 0:e11e8793c3ce 140 gateway = (dhcp.gateway[0]<<24) | (dhcp.gateway[1]<<16) | (dhcp.gateway[2]<<8) | dhcp.gateway[3];
Bongjun 0:e11e8793c3ce 141 netmask = (dhcp.netmask[0]<<24) | (dhcp.netmask[1]<<16) | (dhcp.netmask[2]<<8) | dhcp.netmask[3];
Bongjun 0:e11e8793c3ce 142 dnsaddr = (dhcp.dnsaddr[0]<<24) | (dhcp.dnsaddr[1]<<16) | (dhcp.dnsaddr[2]<<8) | dhcp.dnsaddr[3];
Bongjun 0:e11e8793c3ce 143 return 0;
Bongjun 0:e11e8793c3ce 144 }