mips_sys

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#ifndef ETHERNET_H
#define ETHERNET_H
/// header of ethernet packet
struct ethernet_header
{
  unsigned char dest[6];
  unsigned char src[6];
  unsigned short type;
} __attribute__((packed));
/// ethernet packet
struct ethernet_packet
{
  struct ethernet_header eth_hdr;
} __attribute__((packed));
/**
 * @brief process a received ethernet packet
 * @param[in] ptr pointer to data of packet
 * @param[in] sz size of packet
 */
void ethernet_recv(void *ptr, unsigned int sz);
/**
 * @brief send an ethernet packet
 * @param[in] ptr pointer to data of packet
 * @param[in] sz size of packet
 *
 * ptr must point to a ethernet_packet
 * with eth_hdr.dest and eth_hdr.type already initialized
 */
void ethernet_send(void *ptr, unsigned int sz);
#endif // #ifdef ETHERNET_H
 
 
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