WIZ550ioInterface.cpp

00001 // WIZ550ioInterface.cpp 2013/4/5
00002 #include "WIZ550ioInterface.h"
00003 #include "DHCPClient.h"
00004 
00005 WIZ550ioInterface::WIZ550ioInterface(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset) :
00006     WIZ820io(mosi, miso, sclk, cs, reset)
00007 {
00008     ip_set = false;
00009 }
00010 
00011 WIZ550ioInterface::WIZ550ioInterface(SPI* spi, PinName cs, PinName reset) :
00012     WIZ820io(spi, cs, reset)
00013 {
00014     ip_set = false;
00015 }
00016 
00017 int WIZ550ioInterface::init()
00018 {
00019     dhcp = true;
00020     reset();
00021     return 0;
00022 }
00023 
00024 int WIZ550ioInterface::init(const char* ip, const char* mask, const char* gateway)
00025 {
00026     dhcp = false;
00027     this->ip = str_to_ip(ip);
00028     strcpy(ip_string, ip);
00029     ip_set = true;
00030     this->netmask = str_to_ip(mask);
00031     this->gateway = str_to_ip(gateway);
00032     reset();
00033     return 0;
00034 }
00035 
00036 int WIZ550ioInterface::connect()
00037 {
00038     if (dhcp) {
00039         int r = IPrenew();
00040         if (r < 0) {
00041             return r;
00042         }
00043     }
00044     if (WIZ820io::join() == false) return -1;
00045     return 0;
00046 }
00047 
00048 int WIZ550ioInterface::disconnect()
00049 {
00050     if (WIZ820io::disconnect() == false) return -1;
00051     return 0;
00052 }
00053 
00054 char* WIZ550ioInterface::getIPAddress()
00055 {
00056     uint32_t ip = reg_rd<uint32_t>(SIPR);
00057     snprintf(ip_string, sizeof(ip_string), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
00058     return ip_string;
00059 }
00060 
00061 char* WIZ550ioInterface::getNetworkMask()
00062 {
00063     uint32_t ip = reg_rd<uint32_t>(SUBR);
00064     snprintf(mask_string, sizeof(mask_string), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
00065     return mask_string;
00066 }
00067 
00068 char* WIZ550ioInterface::getGateway()
00069 {
00070     uint32_t ip = reg_rd<uint32_t>(GAR);
00071     snprintf(gw_string, sizeof(gw_string), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
00072     return gw_string;
00073 }
00074 
00075 char* WIZ550ioInterface::getMACAddress()
00076 {
00077     uint8_t mac[6];
00078     reg_rd_mac(SHAR, mac);
00079     snprintf(mac_string, sizeof(mac_string), "%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
00080     return mac_string;
00081 }
00082 
00083 int WIZ550ioInterface::IPrenew(int timeout_ms)
00084 {
00085 //    printf("DHCP Started, waiting for IP...\n");  
00086     DHCPClient dhcp;
00087     int err = dhcp.setup(timeout_ms);
00088     if (err == (-1)) {
00089 //        printf("Timeout.\n");
00090         return -1;
00091     }
00092 //    printf("Connected, IP: %d.%d.%d.%d\n", dhcp.yiaddr[0], dhcp.yiaddr[1], dhcp.yiaddr[2], dhcp.yiaddr[3]);
00093     ip      = (dhcp.yiaddr[0] <<24) | (dhcp.yiaddr[1] <<16) | (dhcp.yiaddr[2] <<8) | dhcp.yiaddr[3];
00094     gateway = (dhcp.gateway[0]<<24) | (dhcp.gateway[1]<<16) | (dhcp.gateway[2]<<8) | dhcp.gateway[3];
00095     netmask = (dhcp.netmask[0]<<24) | (dhcp.netmask[1]<<16) | (dhcp.netmask[2]<<8) | dhcp.netmask[3];
00096     dnsaddr = (dhcp.dnsaddr[0]<<24) | (dhcp.dnsaddr[1]<<16) | (dhcp.dnsaddr[2]<<8) | dhcp.dnsaddr[3];
00097     return 0;
00098 }