sensing_datatypes.h

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/*
 * Copyright (c) 2022-2023 Intel Corporation.
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef ZEPHYR_INCLUDE_SENSING_DATATYPES_H_
#define ZEPHYR_INCLUDE_SENSING_DATATYPES_H_
 
#include <stdint.h>
#include <zephyr/dsp/types.h>


struct sensing_sensor_value_header {
        uint64_t base_timestamp;
        uint16_t reading_count;
};


struct sensing_sensor_value_3d_q31 {
        struct sensing_sensor_value_header header;
        int8_t shift; 
        struct {
                uint32_t timestamp_delta;
                union {
                        q31_t v[3];
                        struct {
                                q31_t x; 
                                q31_t y; 
                                q31_t z; 
                        };
                };
        } readings[1]; 
};

struct sensing_sensor_value_uint32 {
        struct sensing_sensor_value_header header;
        struct {
                uint32_t timestamp_delta;
                uint32_t v;
        } readings[1];      
};

struct sensing_sensor_value_q31 {
        struct sensing_sensor_value_header header;
        int8_t shift; 
        struct {
                uint32_t timestamp_delta;
                q31_t v;
        } readings[1];   
};

 
#endif /*ZEPHYR_INCLUDE_SENSING_DATATYPES_H_*/