//
// Created by MightyPork on 2017/12/15.
//

#ifndef GEX_CLIENT_GEX_CLIENT_INTERNAL_H
#define GEX_CLIENT_GEX_CLIENT_INTERNAL_H

#include <stdint.h>
#include <stdbool.h>
#include "gex_client.h"

#ifndef MAX
#define MAX(a, b) ((a)>(b)?(a):(b))
#endif
#ifndef MIN
#define MIN(a, b) ((a)<(b)?(a):(b))
#endif

struct gex_client {
    TinyFrame *tf;          //!< TinyFrame instance
    const char *acm_device; //!< Comport device name, might be used to reconnect (?)
    int acm_fd;             //!< Open comport file descriptor
    bool connected;         //!< Flag that we're currently connected to the comport
    bool units_loaded;      //!< Units loaded flag for poll
    uint32_t ser_timeout;   //!< Timeout for read()/write()

    // synchronous query "hacks"
    bool squery_ok;         //!< flag that the query response was received
    GexMsg squery_msg; //!< response message, copied here
    uint8_t squery_buffer[TF_MAX_PAYLOAD_RX]; //!< buffer for the rx payload to be copied here

    GexEventListener fallback_report_handler;

    GexUnit *ulu_head; //!< Units look-up linked list

    GexUnit system_unit; //!< System unit, used as dummy for raw queries
};

#endif //GEX_CLIENT_GEX_CLIENT_INTERNAL_H