1 files changed, 85 insertions, 0 deletions
diff --git a/libraries/Ethernet/Ethernet.cpp b/libraries/Ethernet/Ethernet.cpp
new file mode 100644
index 0000000..937f5b4
--- /dev/null
+++ b/libraries/Ethernet/Ethernet.cpp
@@ -0,0 +1,85 @@
+#include "w5100.h"
+#include "Ethernet.h"
+#include "Dhcp.h"
+
+// XXX: don't make assumptions about the value of MAX_SOCK_NUM.
+uint8_t EthernetClass::_state[MAX_SOCK_NUM] = { 
+  0, 0, 0, 0 };
+uint16_t EthernetClass::_server_port[MAX_SOCK_NUM] = { 
+  0, 0, 0, 0 };
+
+int EthernetClass::begin(uint8_t *mac_address)
+{
+  DhcpClass dhcp;
+
+  // Initialise the basic info
+  W5100.init();
+  W5100.setMACAddress(mac_address);
+  W5100.setIPAddress(IPAddress(0,0,0,0).raw_address());
+
+  // Now try to get our config info from a DHCP server
+  int ret = dhcp.beginWithDHCP(mac_address);
+  if(ret == 1)
+  {
+    // We've successfully found a DHCP server and got our configuration info, so set things
+    // accordingly
+    W5100.setIPAddress(dhcp.getLocalIp().raw_address());
+    W5100.setGatewayIp(dhcp.getGatewayIp().raw_address());
+    W5100.setSubnetMask(dhcp.getSubnetMask().raw_address());
+    _dnsServerAddress = dhcp.getDnsServerIp();
+  }
+
+  return ret;
+}
+
+void EthernetClass::begin(uint8_t *mac_address, IPAddress local_ip)
+{
+  // Assume the gateway will be the machine on the same network as the local IP
+  // but with last octet being '1'
+  IPAddress gateway = local_ip;
+  gateway[3] = 1;
+  begin(mac_address, local_ip, gateway);
+}
+
+void EthernetClass::begin(uint8_t *mac_address, IPAddress local_ip, IPAddress gateway)
+{
+  IPAddress subnet(255, 255, 255, 0);
+  begin(mac_address, local_ip, gateway, subnet);
+}
+
+void EthernetClass::begin(uint8_t *mac, IPAddress local_ip, IPAddress gateway, IPAddress subnet)
+{
+  W5100.init();
+  W5100.setMACAddress(mac);
+  W5100.setIPAddress(local_ip._address);
+  W5100.setGatewayIp(gateway._address);
+  W5100.setSubnetMask(subnet._address);
+}
+
+IPAddress EthernetClass::localIP()
+{
+  IPAddress ret;
+  W5100.getIPAddress(ret.raw_address());
+  return ret;
+}
+
+IPAddress EthernetClass::subnetMask()
+{
+  IPAddress ret;
+  W5100.getSubnetMask(ret.raw_address());
+  return ret;
+}
+
+IPAddress EthernetClass::gatewayIP()
+{
+  IPAddress ret;
+  W5100.getGatewayIp(ret.raw_address());
+  return ret;
+}
+
+IPAddress EthernetClass::dnsServerIP()
+{
+  return _dnsServerAddress;
+}
+
+EthernetClass Ethernet;