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1 | #ifndef __INC_ETHERNET_H |
2 | #define __INC_ETHERNET_H | |
3 | ||
4 | #define ETHERNET_ADDRESS_LENGTH 6 /*!< Ethernet Address Length*/ | |
5 | #define ETHERNET_HEADER_SIZE 14 /*!< Ethernet Header Length*/ | |
6 | #define LLC_HEADER_SIZE 6 /*!< LLC Header Length*/ | |
7 | #define TYPE_LENGTH_FIELD_SIZE 2 /*!< Type/Length Size*/ | |
8 | #define MINIMUM_ETHERNET_PACKET_SIZE 60 /*!< Min Ethernet Packet Size*/ | |
9 | #define MAXIMUM_ETHERNET_PACKET_SIZE 1514 /*!< Max Ethernet Packet Size*/ | |
10 | ||
11 | /*!< Is Multicast Address? */ | |
12 | #define RT_ETH_IS_MULTICAST(_pAddr) ((((u8 *)(_pAddr))[0]&0x01) != 0) | |
13 | /*!< Is Broadcast Address? */ | |
14 | #define RT_ETH_IS_BROADCAST(_pAddr) ( \ | |
15 | ((u8 *)(_pAddr))[0] == 0xff && \ | |
16 | ((u8 *)(_pAddr))[1] == 0xff && \ | |
17 | ((u8 *)(_pAddr))[2] == 0xff && \ | |
18 | ((u8 *)(_pAddr))[3] == 0xff && \ | |
19 | ((u8 *)(_pAddr))[4] == 0xff && \ | |
20 | ((u8 *)(_pAddr))[5] == 0xff) | |
21 | ||
22 | #endif /* #ifndef __INC_ETHERNET_H */ | |
23 |