/*
 * eth_frame.h
 *
 *  Created on: 7 ���. 2023 �.
 *      Author: sychev
 */

#ifndef FREE_RTOS_ETHERNET_ETH_FRAME_H_
#define FREE_RTOS_ETHERNET_ETH_FRAME_H_

#include <stdint.h>

#define ETH_FRAME_MAC_ADDR_LEN_BYTES (6u)

#define ETH_FRAME_MAC_ADDR_MASK (0xFFFFFFFFFFFFul) /// 6 ����

#define ETH_FRAME_MAC_ADDR_BROADCAST (0xFFFFFFFFFFFFul) /// ����������������� �����

#define ETH_FRAME_MIN_LEN (14u)   /// ����������� ����� ������

#define ETH_FRAME_MAX_LEN (1518u) /// ������������ ����� ������

typedef union {
    uint64_t addr;
    uint8_t bytes[8];
} __attribute__ ((packed)) TEthFrameMacAddr;

typedef struct {
    uint8_t mac_dest[ETH_FRAME_MAC_ADDR_LEN_BYTES];
    uint8_t mac_src[ETH_FRAME_MAC_ADDR_LEN_BYTES];
    uint16_t prot_id;
} __attribute__ ((packed)) TEthFrameHeader;

typedef struct {
    uint8_t data[ETH_FRAME_MAX_LEN]; //__attribute__ ((aligned(32)))
    uint32_t length;
}TEthPkt;


#endif /* FREE_RTOS_ETHERNET_ETH_FRAME_H_ */