mips_sys

1) #ifndef ETHERNET_H
2) #define ETHERNET_H
3) 

4) /// header of ethernet packet

5) struct ethernet_header
6) {
7)   unsigned char dest[6];
8)   unsigned char src[6];
9)   unsigned short type;
10) } __attribute__((packed));
11) 
12) /// ethernet packet
13) struct ethernet_packet
14) {
15)   struct ethernet_header eth_hdr;
16) } __attribute__((packed));
17) 
18) /**
19)  * @brief process a received ethernet packet
20)  * @param[in] ptr pointer to data of packet
21)  * @param[in] sz size of packet
22)  */
23) void ethernet_recv(void *ptr, unsigned int sz);
24) 
25) /**
26)  * @brief send an ethernet packet
27)  * @param[in] ptr pointer to data of packet
28)  * @param[in] sz size of packet
29)  *

30)  * ptr must point to a ethernet_packet

31)  * with eth_hdr.dest and eth_hdr.type already initialized