Program Listing for File ETHERNET_types.h

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#ifndef ETHERNET_TYPES_H
#define ETHERNET_TYPES_H


#include <stdint.h>

#include "master_board_sdk/Link_types.h"


#define ETH_RECV_SIZE_MIN 16
#define ETH_SEND_SIZE_MIN 64


struct ETHERNET_data {
    uint8_t dst_mac[6];
    uint8_t src_mac[6];
    uint16_t ethertype;

    /* Custom payload*/
    uint16_t length;
    uint8_t payload[255];

    ETHERNET_data() {
        //memset(this->dst_mac, sizeof(uint8_t)*6, 0xFF);
        //memset(this->src_mac, sizeof(uint8_t)*6, 0xAA);

        this->ethertype = 0xb588; //Local Experimental Ethertype : gives us maximum freedom.
    }
} __attribute__((__packed__));

struct ETHERNET_packet : Packet_t {

    struct ETHERNET_data data;

    void set_src_mac(uint8_t my_mac[6])         override;
    void set_dst_mac(uint8_t dst_mac[6])        override;

    int toBytes(uint8_t *bytes, int max_len)    override;
    uint8_t* get_payload_ptr()                  override;
    int get_payload_len()                       override;
    void set_payload_len(int len)               override;

    uint8_t* get_src_mac_FromRaw(uint8_t *raw_bytes, int len)   override;
    int get_payload_len_FromRaw(uint8_t *raw_bytes, int len)    override;
    uint8_t* get_payload_FromRaw(uint8_t *raw_bytes, int len)   override;
};

typedef struct ETHERNET_packet ETHERNET_packet;

#endif