ipso_sensor_base.h

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/*
 * SPDX-FileCopyrightText: 2024 HAW Hamburg
 * SPDX-License-Identifier: LGPL-2.1-only
 */
 
#pragma once

 
#ifdef __cplusplus
extern "C" {
#endif
 
#include "mutex.h"
#include "liblwm2m.h"
#include "lwm2m_client.h"

#ifndef CONFIG_LWM2M_IPSO_SENSOR_BASE_UNITS_MAX_SIZE
#define CONFIG_LWM2M_IPSO_SENSOR_BASE_UNITS_MAX_SIZE (4U)
#endif

#define LWM2M_IPSO_BASE_SENSOR_VALUE_ID 5700
#define LWM2M_IPSO_BASE_SENSOR_MIN_MEASURED_VALUE_ID 5601
#define LWM2M_IPSO_BASE_SENSOR_MAX_MEASURED_VALUE_ID 5602
#define LWM2M_IPSO_BASE_SENSOR_MIN_RANGE_VALUE_ID 5603
#define LWM2M_IPSO_BASE_SENSOR_MAX_RANGE_VALUE_ID 5604
#define LWM2M_IPSO_BASE_SENSOR_RESET_MIN_MAX_MEASURED_VALUES_ID 5605
#define LWM2M_IPSO_BASE_SENSOR_UNITS_ID 5701

typedef int lwm2m_obj_ipso_base_sensor_read_cb_t(void *read_cb_arg, int16_t *value);

typedef struct lwm2m_obj_ipso_sensor_base_args {
    int32_t instance_id;                            
    char *units;                                    
    size_t units_len;                               
    int16_t min_range_value;                        
    int16_t max_range_value;                        
    void *read_cb_arg;                              
    lwm2m_obj_ipso_base_sensor_read_cb_t *read_cb;  
} lwm2m_obj_ipso_base_sensor_args_t;

typedef struct lwm2m_obj_ipso_sensor_base_inst {
    lwm2m_list_t list;                                          
    int16_t sensor_value;                                       
    int16_t min_sensor_value;                                   
    int16_t max_sensor_value;                                   
    int16_t min_range_value;                                    
    int16_t max_range_value;                                    
    char units[CONFIG_LWM2M_IPSO_SENSOR_BASE_UNITS_MAX_SIZE];   
    void *read_cb_arg;                                          
    lwm2m_obj_ipso_base_sensor_read_cb_t *read_cb;              
} lwm2m_obj_ipso_sensor_base_inst_t;

typedef struct lwm2m_obj_ipso_sensor_base {
    lwm2m_object_t object;                              
    lwm2m_obj_ipso_sensor_base_inst_t *free_instances;  
    uint16_t object_id;                                 
    mutex_t mutex;                                      
} lwm2m_obj_ipso_sensor_base_t;

int32_t lwm2m_object_ipso_sensor_base_instance_create(lwm2m_obj_ipso_sensor_base_t *object,
                                                      const lwm2m_obj_ipso_base_sensor_args_t *args);

int lwm2m_object_ipso_sensor_base_init_derived(lwm2m_client_data_t *client_data,
                                               lwm2m_obj_ipso_sensor_base_t *object,
                                               uint16_t object_id,
                                               lwm2m_obj_ipso_sensor_base_inst_t *instances,
                                               size_t instance_count);

void lwm2m_object_ipso_sensor_base_update_value(const lwm2m_client_data_t *client_data,
                                                const lwm2m_obj_ipso_sensor_base_t *object,
                                                uint16_t instance_id, int16_t value);
 
#ifdef __cplusplus
}
#endif