--- /dev/null
+/*\r
+ LUFA Library\r
+ Copyright (C) Dean Camera, 2009.\r
+ \r
+ dean [at] fourwalledcubicle [dot] com\r
+ www.fourwalledcubicle.com\r
+*/\r
+\r
+/*\r
+ Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+\r
+ Permission to use, copy, modify, and distribute this software\r
+ and its documentation for any purpose and without fee is hereby\r
+ granted, provided that the above copyright notice appear in all\r
+ copies and that both that the copyright notice and this\r
+ permission notice and warranty disclaimer appear in supporting\r
+ documentation, and that the name of the author not be used in\r
+ advertising or publicity pertaining to distribution of the\r
+ software without specific, written prior permission.\r
+\r
+ The author disclaim all warranties with regard to this\r
+ software, including all implied warranties of merchantability\r
+ and fitness. In no event shall the author be liable for any\r
+ special, indirect or consequential damages or any damages\r
+ whatsoever resulting from loss of use, data or profits, whether\r
+ in an action of contract, negligence or other tortious action,\r
+ arising out of or in connection with the use or performance of\r
+ this software.\r
+*/\r
+\r
+/** \file\r
+ *\r
+ * Header file for ARP.c.\r
+ */\r
+ \r
+#ifndef _ARP_H_\r
+#define _ARP_H_\r
+\r
+ /* Includes: */\r
+ #include <avr/io.h>\r
+ #include <string.h>\r
+ \r
+ #include <LUFA/Scheduler/Scheduler.h>\r
+ \r
+ #include "EthernetProtocols.h"\r
+ #include "Ethernet.h"\r
+ #include "ProtocolDecoders.h"\r
+ \r
+ /* Macros: */\r
+ /** ARP header operation constant, indicating a request from a host for an address translation */\r
+ #define ARP_OPERATION_REQUEST 1\r
+\r
+ /** ARP header operation constant, indicating a reply from a host giving an address translation */\r
+ #define ARP_OPERATION_REPLY 2\r
+\r
+ /* Type Defines: */\r
+ /** Type define for an ARP packet inside an Ethernet frame. */\r
+ typedef struct\r
+ {\r
+ uint16_t HardwareType; /**< Hardware type constant, indicating the hardware used */\r
+ uint16_t ProtocolType; /**< Protocol being resolved, usually ETHERTYPE_IPV4 */\r
+ \r
+ uint8_t HLEN; /**< Length in bytes of the source/destination hardware addresses */\r
+ uint8_t PLEN; /**< Length in bytes of the source/destination protocol addresses */\r
+ uint16_t Operation; /**< Type of operation, either ARP_OPERATION_REQUEST or ARP_OPERATION_REPLY */\r
+ \r
+ MAC_Address_t SHA; /**< Sender's hardware address */\r
+ IP_Address_t SPA; /**< Sender's protocol address */\r
+ MAC_Address_t THA; /**< Target's hardware address */\r
+ IP_Address_t TPA; /**< Target's protocol address */\r
+ } ARP_Header_t;\r
+ \r
+ /* Function Prototypes: */\r
+ int16_t ARP_ProcessARPPacket(void* InDataStart, void* OutDataStart);\r
+\r
+#endif\r