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Diffstat (limited to 'lib/lufa/Demos/Device/LowLevel/RNDISEthernet/Lib/Ethernet.h')
| -rw-r--r-- | lib/lufa/Demos/Device/LowLevel/RNDISEthernet/Lib/Ethernet.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/lib/lufa/Demos/Device/LowLevel/RNDISEthernet/Lib/Ethernet.h b/lib/lufa/Demos/Device/LowLevel/RNDISEthernet/Lib/Ethernet.h new file mode 100644 index 000000000..8eaf64080 --- /dev/null +++ b/lib/lufa/Demos/Device/LowLevel/RNDISEthernet/Lib/Ethernet.h @@ -0,0 +1,111 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2017. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaims all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * + * Header file for Ethernet.c. + */ + +#ifndef _ETHERNET_H_ +#define _ETHERNET_H_ + + /* Includes: */ + #include <avr/io.h> + #include <string.h> + + #include "Config/AppConfig.h" + + #include "EthernetProtocols.h" + #include "ProtocolDecoders.h" + #include "ICMP.h" + #include "TCP.h" + #include "UDP.h" + #include "DHCP.h" + #include "ARP.h" + #include "IP.h" + + /* Macros: */ + /** Physical MAC address of the network broadcast address. */ + #define BROADCAST_MAC_ADDRESS {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF} + + /** Performs a comparison between two MAC addresses, indicating if they are identical. + * + * \param[in] MAC1 First MAC address + * \param[in] MAC2 Second MAC address + * + * \return True if the addresses match, \c false otherwise + */ + #define MAC_COMPARE(MAC1, MAC2) (memcmp(MAC1, MAC2, sizeof(MAC_Address_t)) == 0) + + /** Maximum size of an incoming or outgoing Ethernet frame in bytes. */ + #define ETHERNET_FRAME_SIZE_MAX 1500 + + /** Minimum size of an Ethernet packet in bytes, to conform to the Ethernet V2 packet standard. */ + #define ETHERNET_VER2_MINSIZE 0x0600 + + /** Return value for all sub protocol handling routines, indicating that no response packet has been generated. */ + #define NO_RESPONSE 0 + + /** Return value for all sub protocol handling routines, indicating that the packet has not yet been handled. */ + #define NO_PROCESS -1 + + /* Type Defines: */ + /** Type define for an Ethernet frame buffer data and information structure. */ + typedef struct + { + uint8_t FrameData[ETHERNET_FRAME_SIZE_MAX]; /**< Ethernet frame contents. */ + uint16_t FrameLength; /**< Length in bytes of the Ethernet frame stored in the buffer. */ + } Ethernet_Frame_Info_t; + + /** Type define for an Ethernet frame header. */ + typedef struct + { + MAC_Address_t Destination; /**< Physical MAC address of the packet recipient */ + MAC_Address_t Source; /**< Physics MAC address of the packet source */ + uint16_t EtherType; /**< Ethernet packet sub-protocol type, for Ethernet V2 packets */ + } Ethernet_Frame_Header_t; + + /* External Variables: */ + extern Ethernet_Frame_Info_t FrameIN; + extern Ethernet_Frame_Info_t FrameOUT; + + extern const MAC_Address_t ServerMACAddress; + extern const IP_Address_t ServerIPAddress; + extern const MAC_Address_t BroadcastMACAddress; + extern const IP_Address_t BroadcastIPAddress; + extern const IP_Address_t ClientIPAddress; + + /* Function Prototypes: */ + void Ethernet_ProcessPacket(void); + uint16_t Ethernet_Checksum16(void* Data, + uint16_t Bytes); + +#endif + |