telem_forwarder_client.h

#include "INIReader.h"

#ifdef _WIN32
#include <Winsock2.h>
#else
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#endif

#include "telem_client.h"

class Telem_Forwarder_Client : public Telem_Client {
public:
    Telem_Forwarder_Client() :
        Telem_Client()
        { }

    uint32_t handle_recv();
    void init() override;

    void configure(INIReader *config) override;
    void pack_select_fds(fd_set &fds_read, fd_set &fds_write, fd_set &fds_err, uint8_t &nfds) override;
    void handle_select_fds(fd_set &fds_read, fd_set &fds_write, fd_set &fds_err, uint8_t &nfds) override;

    void do_writer_sends() override;
    bool send_message(const mavlink_message_t &msg) override;
    bool any_data_to_send() override {
        return _send_buf_start != _send_buf_stop;
    }

    void set_address(std::string ip, uint16_t port);

private:
    int fd_telem_forwarder = -1;

    struct sockaddr_in sa; // our send-from address
    struct sockaddr_in sa_tf; /* telem_forwarder's address */

    void create_and_bind();
    void pack_telem_forwarder_sockaddr(INIReader *config);
    bool sane_telem_forwarder_packet(uint8_t *pkt, uint16_t bpktlen);

    /* send buffer stuff: */
    mavlink_message_t _send_buf[256]; // way too bug?
    uint32_t send_buf_size() const override {
        return 256;
    }
};