/*
 * eth_udp_client.hpp
 *
 *  Created on: 15 мар. 2023 г.
 *      Author: sychev
 */

#ifndef FREE_RTOS_ETHERNET_IP_ETH_UDP_CLIENT_HPP_
#define FREE_RTOS_ETHERNET_IP_ETH_UDP_CLIENT_HPP_

#include "semaphore/semaphore.hpp"
#include "mutex/mutex.hpp"
#include "ethernet/eth_frame.h"
#include "ethernet_ip/eth_ip_iface.hpp"
#include "ethernet/eth_types.h"

#include <vector>
#include <cstdint>

namespace free_rtos {

class EthUpdClient {
    friend class EthUdpServer;

public:
    EthUpdClient(EthIpIface& ip_iface, TEthMacPorts port_id,
                 uint16_t port_dst_be, uint16_t port_src_be,
                 bool use_chksum);

    int32_t read(uint8_t * p_data, uint32_t len);

    int32_t write(uint32_t ip_dst_be, uint8_t * p_data, uint32_t len);

    void clear(); ///очистка приемного буфера

private:
    void put_data(uint32_t src_ip, uint8_t * p_data, uint32_t len);

private:
    const uint32_t max_buf_size = 0x100000; // 1Mb

    Semaphore rx_sem_;
    Mutex     rx_mut_;

    const uint16_t port_dst_be_; /// big endian
    const uint16_t port_src_be_; /// big endian
    const bool use_checksum_;

    std::vector<uint8_t> buff_;

    TEthPkt eth_pkt_;

    EthIpIface& ip_iface_;

    const TEthMacPorts port_id_;

    uint32_t src_ip_; /// Ip Адрес источника пакета UDP
};

}

#endif /* FREE_RTOS_ETHERNET_IP_ETH_UDP_CLIENT_HPP_ */