120 lines
3.9 KiB
C++
120 lines
3.9 KiB
C++
/* Copyright (C) 2012 mbed.org, MIT License
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
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* and associated documentation files (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge, publish, distribute,
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* sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "WIZnetInterface.h"
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#include "DHCPClient.h"
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WIZnetInterface::WIZnetInterface(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset) :
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WIZnet_Chip(mosi, miso, sclk, cs, reset)
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{
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ip_set = false;
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}
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WIZnetInterface::WIZnetInterface(SPI* spi, PinName cs, PinName reset) :
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WIZnet_Chip(spi, cs, reset)
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{
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ip_set = false;
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}
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int WIZnetInterface::init(uint8_t * mac)
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{
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dhcp = true;
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for (int i =0; i < 6; i++) this->mac[i] = mac[i];
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reset();
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return 0;
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}
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int WIZnetInterface::init(uint8_t * mac, const char* ip, const char* mask, const char* gateway)
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{
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dhcp = false;
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for (int i =0; i < 6; i++) this->mac[i] = mac[i];
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this->ip = str_to_ip(ip);
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strcpy(ip_string, ip);
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ip_set = true;
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this->netmask = str_to_ip(mask);
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this->gateway = str_to_ip(gateway);
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reset();
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return 0;
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}
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// Connect Bring the interface up, start DHCP if needed.
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int WIZnetInterface::connect()
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{
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if (dhcp) {
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int r = IPrenew();
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if (r < 0) {
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return r;
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}
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}
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if (WIZnet_Chip::setip() == false) return -1;
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return 0;
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}
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// Disconnect Bring the interface down.
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int WIZnetInterface::disconnect()
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{
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if (WIZnet_Chip::disconnect() == false) return -1;
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return 0;
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}
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char* WIZnetInterface::getIPAddress()
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{
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uint32_t ip = reg_rd<uint32_t>(SIPR);
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snprintf(ip_string, sizeof(ip_string), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
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return ip_string;
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}
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char* WIZnetInterface::getNetworkMask()
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{
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uint32_t ip = reg_rd<uint32_t>(SUBR);
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snprintf(mask_string, sizeof(mask_string), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
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return mask_string;
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}
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char* WIZnetInterface::getGateway()
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{
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uint32_t ip = reg_rd<uint32_t>(GAR);
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snprintf(gw_string, sizeof(gw_string), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
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return gw_string;
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}
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char* WIZnetInterface::getMACAddress()
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{
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uint8_t mac[6];
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reg_rd_mac(SHAR, mac);
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snprintf(mac_string, sizeof(mac_string), "%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
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return mac_string;
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}
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int WIZnetInterface::IPrenew(int timeout_ms)
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{
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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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return -1;
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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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ip = (dhcp.yiaddr[0] <<24) | (dhcp.yiaddr[1] <<16) | (dhcp.yiaddr[2] <<8) | dhcp.yiaddr[3];
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gateway = (dhcp.gateway[0]<<24) | (dhcp.gateway[1]<<16) | (dhcp.gateway[2]<<8) | dhcp.gateway[3];
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netmask = (dhcp.netmask[0]<<24) | (dhcp.netmask[1]<<16) | (dhcp.netmask[2]<<8) | dhcp.netmask[3];
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dnsaddr = (dhcp.dnsaddr[0]<<24) | (dhcp.dnsaddr[1]<<16) | (dhcp.dnsaddr[2]<<8) | dhcp.dnsaddr[3];
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return 0;
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}
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