--- /dev/null
+/*
+ */
+#ifndef _HWADDR_CACHE_H_
+#define _HWADDR_CACHE_H_
+
+extern tMacAddr HWCache_Resolve(tInterface *Interface, const void *L2Addr);
+extern void HWCache_Set(tAdapter *Adapter, int AddrType, const void *L2Addr, const tMacAddr *HWAddr);
+
+
+extern void ARP_Request4(tInterface *Interface, tIPv4 Address);
+extern void ICMPv6_RequestND(tInterface *Interface, const tIPv6 *Address);
+
+#endif
+