X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/071e02c6b6b4837fa9cf0b6d4c749994e02638d7..bea72a8412f99b294c00341fa16a8308bcc66f15:/Demos/Device/ClassDriver/RNDISEthernet/Lib/Ethernet.h

diff --git a/Demos/Device/ClassDriver/RNDISEthernet/Lib/Ethernet.h b/Demos/Device/ClassDriver/RNDISEthernet/Lib/Ethernet.h
index d5e091c13..233f48d1b 100644
--- a/Demos/Device/ClassDriver/RNDISEthernet/Lib/Ethernet.h
+++ b/Demos/Device/ClassDriver/RNDISEthernet/Lib/Ethernet.h
@@ -52,13 +52,13 @@
 		#include "IP.h"
 		
 	/* Macros: */
-		/** Physical MAC address of the USB RNDIS network adapter */
+		/** Physical MAC address of the USB RNDIS network adapter. */
 		#define ADAPTER_MAC_ADDRESS              {0x02, 0x00, 0x02, 0x00, 0x02, 0x00}
 
-		/** Physical MAC address of the virtual server on the network */
+		/** Physical MAC address of the virtual server on the network. */
 		#define SERVER_MAC_ADDRESS               {0x00, 0x01, 0x00, 0x01, 0x00, 0x01}		
 
-		/** Physical MAC address of the network broadcast address */
+		/** 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.
@@ -70,27 +70,22 @@
 		 */
 		#define MAC_COMPARE(MAC1, MAC2)          (memcmp(MAC1, MAC2, sizeof(MAC_Address_t)) == 0)
 		
-		/** Minimum size of an Ethernet packet in bytes, to conform to the Ethernet V2 packet standard */
+		/** 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 */
+		/** 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 */
+		/** 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 header */
+		/** 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 */
-			
-			union
-			{
-				uint16_t  EtherType; /**< Ethernet packet sub-protocol type, for Ethernet V2 packets */
-				uint16_t  Length; /**< Ethernet frame length, for Ethernet V1 packets */
-			};
+			uint16_t      EtherType; /**< Ethernet packet sub-protocol type, for Ethernet V2 packets */
 		} Ethernet_Frame_Header_t;
 		
 	/* External Variables: */
@@ -101,7 +96,9 @@
 		extern const IP_Address_t  ClientIPAddress;
 		
 	/* Function Prototypes: */
-		void     Ethernet_ProcessPacket(Ethernet_Frame_Info_t* FrameIN, Ethernet_Frame_Info_t* FrameOUT);
-		uint16_t Ethernet_Checksum16(void* Data, uint16_t Bytes);
+		void     Ethernet_ProcessPacket(Ethernet_Frame_Info_t* const FrameIN,
+		                                Ethernet_Frame_Info_t* const FrameOUT);
+		uint16_t Ethernet_Checksum16(void* Data,
+		                             uint16_t Bytes);
 		
 #endif