#ifndef __LARK1S_H__
#define __LARK1S_H__

#include "stdint.h"

#define LARK1S_PARSE_OK                        (0)
#define LARK1S_PARSE_MB_ADDR_NOT_MATCH         (1)
#define LARK1S_PARSE_FUNCTION_CODE_ERROR       (2)
#define LARK1S_PARSE_FRAME_ERROR               (3)
#define LARK1S_PARSE_CRC_ERROR                 (4)
#define LARK1S_PARSE_DATA_LENGTH_ERROR         (5)
#define LARK1S_PARSE_CALI_REG_ERROR            (6)

#define LARK1S_CALI_ZERO                       (0xFFFE)
#define LARK1S_CALI_SPAN                       (0xFFFD)
#define LARK1S_CALI_ZERO_SPAN                  (0xFFFC)

struct lark1s_gas_info_s {
    uint32_t gas_id;
    uint8_t gas_name[12];
    uint32_t unit_id;
    uint8_t unit_name[8];
    uint32_t range;
    uint32_t min_cali;
};

struct lark1s_gas_cali_data_s {
    uint32_t available;
    uint32_t zero_sig_cts;
    uint32_t zero_ref_cts;
    uint32_t zero_det_temp;
    uint32_t zero_lamp_temp;
    uint32_t span_concentration;
    uint32_t span_sig_cts;
    uint32_t span_ref_cts;
    uint32_t span_det_temp;
    uint32_t span_lamp_temp;
};

struct lark1s_data_s {
    uint32_t det_temp;
    uint32_t air_pressure;
    uint32_t gas3_reading;
    uint32_t cts_ref;
    uint32_t cts_gas3;
    int32_t gas3_compensated_reading;
};

struct lark1s_status_s {
    uint16_t zero_record[4];
    uint16_t span_record[4];
    uint16_t active;
    uint16_t restore;
};

#ifdef __cplusplus
 extern "C" {
#endif

void lark1s_set_mb_address(uint8_t address);
uint16_t lark1s_get_mb_errno(void);
int lark1s_req_sn(uint8_t *buffer);
int lark1s_parse_sn(uint8_t *buffer, int length, char *sn);
int lark1s_req_gas3_info(uint8_t *buffer);
int lark1s_parse_gas3_info(uint8_t *buffer, int length, struct lark1s_gas_info_s *info);
int lark1s_req_gas3_cali_data(uint8_t *buffer);
int lark1s_parse_gas3_cali_data(uint8_t *buffer, int length, struct lark1s_gas_cali_data_s *cali);
int lark1s_req_data(uint8_t *buffer);
int lark1s_parse_data(uint8_t *buffer, int length, struct lark1s_data_s *data);
int lark1s_req_gas3_cali_zero_record(uint8_t *buffer, uint16_t type);
int lark1s_parse_gas3_cali_zero_record(uint8_t *buffer, int length);
int lark1s_req_gas3_cali_span_record(uint8_t *buffer, uint32_t concentration);
int lark1s_parse_gas3_cali_span_record(uint8_t *buffer, int length);
int lark1s_req_gas3_cali_active(uint8_t *buffer, uint16_t type);
int lark1s_parse_gas3_cali_active(uint8_t *buffer, int length);
int lark1s_req_gas3_cali_restore(uint8_t *buffer);
int lark1s_parse_gas3_cali_restore(uint8_t *buffer, int length);
int lark1s_req_status(uint8_t *buffer);
int lark1s_parse_status(uint8_t *buffer, int length, struct lark1s_status_s *status);

#ifdef __cplusplus
}
#endif

#endif /* __LARK1S_H__ */