Albin Sebastian / WIZnetInterface

Library for ethernet

Dependents:   VC0706_FTP_Client_Ethernet_MQTT

Fork of WIZnetInterface by Akshay Tom

EthernetInterface.cpp@4:4930f81bbe98, 2015-06-15 (annotated)

Committer:
Soohwan Kim
Date:
Mon Jun 15 22:12:21 2015 +0900
Revision:
4:4930f81bbe98
Parent:
3:f8c6efc8bf83
Child:
7:da6fcec0f3fe
fixed W5500.h

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Soohwan Kim 0:6f28332c466f 1 /* Copyright (C) 2012 mbed.org, MIT License
Soohwan Kim 0:6f28332c466f 2 *
Soohwan Kim 0:6f28332c466f 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
Soohwan Kim 0:6f28332c466f 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
Soohwan Kim 0:6f28332c466f 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
Soohwan Kim 0:6f28332c466f 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
Soohwan Kim 0:6f28332c466f 7 * furnished to do so, subject to the following conditions:
Soohwan Kim 0:6f28332c466f 8 *
Soohwan Kim 0:6f28332c466f 9 * The above copyright notice and this permission notice shall be included in all copies or
Soohwan Kim 0:6f28332c466f 10 * substantial portions of the Software.
Soohwan Kim 0:6f28332c466f 11 *
Soohwan Kim 0:6f28332c466f 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
Soohwan Kim 0:6f28332c466f 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
Soohwan Kim 0:6f28332c466f 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
Soohwan Kim 0:6f28332c466f 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Soohwan Kim 0:6f28332c466f 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Soohwan Kim 0:6f28332c466f 17 */
Soohwan Kim 0:6f28332c466f 18
Soohwan Kim 0:6f28332c466f 19 #include "EthernetInterface.h"
Soohwan Kim 0:6f28332c466f 20 #include "DHCPClient.h"
embeddist 3:f8c6efc8bf83 21 EthernetInterface::EthernetInterface(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset) :
embeddist 3:f8c6efc8bf83 22 WIZnet_Chip(mosi, miso, sclk, cs, reset)
embeddist 3:f8c6efc8bf83 23 {
embeddist 3:f8c6efc8bf83 24 ip_set = false;
embeddist 3:f8c6efc8bf83 25 }
embeddist 3:f8c6efc8bf83 26
embeddist 3:f8c6efc8bf83 27 EthernetInterface::EthernetInterface(SPI* spi, PinName cs, PinName reset) :
embeddist 3:f8c6efc8bf83 28 WIZnet_Chip(spi, cs, reset)
embeddist 3:f8c6efc8bf83 29 {
embeddist 3:f8c6efc8bf83 30 ip_set = false;
embeddist 3:f8c6efc8bf83 31 }
embeddist 3:f8c6efc8bf83 32
Soohwan Kim 0:6f28332c466f 33
Soohwan Kim 0:6f28332c466f 34 int EthernetInterface::init(uint8_t * mac)
Soohwan Kim 0:6f28332c466f 35 {
Soohwan Kim 0:6f28332c466f 36 dhcp = true;
Soohwan Kim 0:6f28332c466f 37 //
Soohwan Kim 0:6f28332c466f 38 for (int i =0; i < 6; i++) this->mac[i] = mac[i];
Soohwan Kim 0:6f28332c466f 39 //
Soohwan Kim 0:6f28332c466f 40 reset();
Soohwan Kim 0:6f28332c466f 41
Soohwan Kim 0:6f28332c466f 42 return 0;
Soohwan Kim 0:6f28332c466f 43 }
Soohwan Kim 0:6f28332c466f 44
Soohwan Kim 0:6f28332c466f 45 int EthernetInterface::init(uint8_t * mac, const char* ip, const char* mask, const char* gateway)
Soohwan Kim 0:6f28332c466f 46 {
Soohwan Kim 0:6f28332c466f 47 dhcp = false;
Soohwan Kim 0:6f28332c466f 48 //
Soohwan Kim 0:6f28332c466f 49 for (int i =0; i < 6; i++) this->mac[i] = mac[i];
Soohwan Kim 0:6f28332c466f 50 //
Soohwan Kim 0:6f28332c466f 51 this->ip = str_to_ip(ip);
Soohwan Kim 0:6f28332c466f 52 strcpy(ip_string, ip);
Soohwan Kim 0:6f28332c466f 53 ip_set = true;
Soohwan Kim 0:6f28332c466f 54 this->netmask = str_to_ip(mask);
Soohwan Kim 0:6f28332c466f 55 this->gateway = str_to_ip(gateway);
Soohwan Kim 0:6f28332c466f 56 reset();
Soohwan Kim 4:4930f81bbe98 57
Soohwan Kim 4:4930f81bbe98 58 // @Jul. 8. 2014 add code. should be called to write chip.
Soohwan Kim 4:4930f81bbe98 59 setmac();
Soohwan Kim 4:4930f81bbe98 60 setip();
embeddist 3:f8c6efc8bf83 61
Soohwan Kim 0:6f28332c466f 62 return 0;
Soohwan Kim 0:6f28332c466f 63 }
Soohwan Kim 0:6f28332c466f 64
Soohwan Kim 0:6f28332c466f 65 // Connect Bring the interface up, start DHCP if needed.
Soohwan Kim 0:6f28332c466f 66 int EthernetInterface::connect()
Soohwan Kim 0:6f28332c466f 67 {
Soohwan Kim 0:6f28332c466f 68 if (dhcp) {
Soohwan Kim 0:6f28332c466f 69 int r = IPrenew();
Soohwan Kim 0:6f28332c466f 70 if (r < 0) {
Soohwan Kim 0:6f28332c466f 71 return r;
Soohwan Kim 0:6f28332c466f 72 }
Soohwan Kim 0:6f28332c466f 73 }
Soohwan Kim 0:6f28332c466f 74
Soohwan Kim 0:6f28332c466f 75 if (WIZnet_Chip::setip() == false) return -1;
Soohwan Kim 0:6f28332c466f 76 return 0;
Soohwan Kim 0:6f28332c466f 77 }
Soohwan Kim 0:6f28332c466f 78
Soohwan Kim 0:6f28332c466f 79 // Disconnect Bring the interface down.
Soohwan Kim 0:6f28332c466f 80 int EthernetInterface::disconnect()
Soohwan Kim 0:6f28332c466f 81 {
Soohwan Kim 0:6f28332c466f 82 //if (WIZnet_Chip::disconnect() == false) return -1;
Soohwan Kim 0:6f28332c466f 83 return 0;
Soohwan Kim 0:6f28332c466f 84 }
Soohwan Kim 0:6f28332c466f 85
Soohwan Kim 0:6f28332c466f 86
Soohwan Kim 0:6f28332c466f 87 char* EthernetInterface::getIPAddress()
Soohwan Kim 0:6f28332c466f 88 {
Soohwan Kim 0:6f28332c466f 89 uint32_t ip = reg_rd<uint32_t>(SIPR);
Soohwan Kim 0:6f28332c466f 90 snprintf(ip_string, sizeof(ip_string), "%d.%d.%d.%d",
Soohwan Kim 0:6f28332c466f 91 (uint8_t)((ip>>24)&0xff),
Soohwan Kim 0:6f28332c466f 92 (uint8_t)((ip>>16)&0xff),
Soohwan Kim 0:6f28332c466f 93 (uint8_t)((ip>>8)&0xff),
Soohwan Kim 0:6f28332c466f 94 (uint8_t)(ip&0xff));
Soohwan Kim 0:6f28332c466f 95 return ip_string;
Soohwan Kim 0:6f28332c466f 96 }
Soohwan Kim 0:6f28332c466f 97
Soohwan Kim 0:6f28332c466f 98 char* EthernetInterface::getNetworkMask()
Soohwan Kim 0:6f28332c466f 99 {
Soohwan Kim 0:6f28332c466f 100 uint32_t ip = reg_rd<uint32_t>(SUBR);
Soohwan Kim 0:6f28332c466f 101 snprintf(mask_string, sizeof(mask_string), "%d.%d.%d.%d",
Soohwan Kim 0:6f28332c466f 102 (uint8_t)((ip>>24)&0xff),
Soohwan Kim 0:6f28332c466f 103 (uint8_t)((ip>>16)&0xff),
Soohwan Kim 0:6f28332c466f 104 (uint8_t)((ip>>8)&0xff),
Soohwan Kim 0:6f28332c466f 105 (uint8_t)(ip&0xff));
Soohwan Kim 0:6f28332c466f 106 return mask_string;
Soohwan Kim 0:6f28332c466f 107 }
Soohwan Kim 0:6f28332c466f 108
Soohwan Kim 0:6f28332c466f 109 char* EthernetInterface::getGateway()
Soohwan Kim 0:6f28332c466f 110 {
Soohwan Kim 0:6f28332c466f 111 uint32_t ip = reg_rd<uint32_t>(GAR);
Soohwan Kim 0:6f28332c466f 112 snprintf(gw_string, sizeof(gw_string), "%d.%d.%d.%d",
Soohwan Kim 0:6f28332c466f 113 (uint8_t)((ip>>24)&0xff),
Soohwan Kim 0:6f28332c466f 114 (uint8_t)((ip>>16)&0xff),
Soohwan Kim 0:6f28332c466f 115 (uint8_t)((ip>>8)&0xff),
Soohwan Kim 0:6f28332c466f 116 (uint8_t)(ip&0xff));
Soohwan Kim 0:6f28332c466f 117 return gw_string;
Soohwan Kim 0:6f28332c466f 118 }
Soohwan Kim 0:6f28332c466f 119
Soohwan Kim 0:6f28332c466f 120 char* EthernetInterface::getMACAddress()
Soohwan Kim 0:6f28332c466f 121 {
Soohwan Kim 0:6f28332c466f 122 uint8_t mac[6];
Soohwan Kim 0:6f28332c466f 123 reg_rd_mac(SHAR, mac);
Soohwan Kim 0:6f28332c466f 124 snprintf(mac_string, sizeof(mac_string), "%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
Soohwan Kim 0:6f28332c466f 125 //ethernet_address(mac_string);
Soohwan Kim 0:6f28332c466f 126 return mac_string;
Soohwan Kim 0:6f28332c466f 127
Soohwan Kim 0:6f28332c466f 128 }
Soohwan Kim 0:6f28332c466f 129
Soohwan Kim 0:6f28332c466f 130 int EthernetInterface::IPrenew(int timeout_ms)
Soohwan Kim 0:6f28332c466f 131 {
Soohwan Kim 0:6f28332c466f 132 DHCPClient dhcp;
Soohwan Kim 0:6f28332c466f 133 int err = dhcp.setup(timeout_ms);
Soohwan Kim 0:6f28332c466f 134 if (err == (-1)) {
Soohwan Kim 0:6f28332c466f 135 return -1;
Soohwan Kim 0:6f28332c466f 136 }
Soohwan Kim 0:6f28332c466f 137 // printf("Connected, IP: %d.%d.%d.%d\n", dhcp.yiaddr[0], dhcp.yiaddr[1], dhcp.yiaddr[2], dhcp.yiaddr[3]);
Soohwan Kim 0:6f28332c466f 138 ip = (dhcp.yiaddr[0] <<24) | (dhcp.yiaddr[1] <<16) | (dhcp.yiaddr[2] <<8) | dhcp.yiaddr[3];
Soohwan Kim 0:6f28332c466f 139 gateway = (dhcp.gateway[0]<<24) | (dhcp.gateway[1]<<16) | (dhcp.gateway[2]<<8) | dhcp.gateway[3];
Soohwan Kim 0:6f28332c466f 140 netmask = (dhcp.netmask[0]<<24) | (dhcp.netmask[1]<<16) | (dhcp.netmask[2]<<8) | dhcp.netmask[3];
Soohwan Kim 0:6f28332c466f 141 dnsaddr = (dhcp.dnsaddr[0]<<24) | (dhcp.dnsaddr[1]<<16) | (dhcp.dnsaddr[2]<<8) | dhcp.dnsaddr[3];
Soohwan Kim 0:6f28332c466f 142 return 0;
Soohwan Kim 0:6f28332c466f 143 }
Soohwan Kim 0:6f28332c466f 144