el_sensorsnode_json.c File Reference

#include "stdint.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include <errno.h>
#include <unistd.h>
#include "elsensortree/el_sensorsnode_json.h"
#include "elutils/el_utils.h"

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Macros
#define	_GNU_SOURCE

Functions
int	parse_node_fw_version (struct json_object *pobj, node_fw_version_t *p)
	parse json obj for node_fw_version_t More...
struct json_object *	json_node_fw_version (node_fw_version_t *p)
	create and fill json object from node_fw_version_t More...
int	parse_node_addr (struct json_object *pobj, node_addr_t *paddr)
	parse json obj for node_addr_t More...
struct json_object *	json_node_addr (node_addr_t *addr, int as_string)
	create and fill json object from node_addr_t as object More...
int	parse_serialnum (struct json_object *pobj, node_serial_num_t *sn)
	parse json obj for serialnum node_serial_num_t More...
struct json_object *	json_serialnum (node_serial_num_t *sernum)
	create and fill json object from node_serial_num_t as object More...
int	parse_node_info (struct json_object *pobj, node_info_t *p)
	parse json obj for node_info_t More...
struct json_object *	json_node_info (node_info_t *p)
	create and fill json object from node_info_t as object More...
int	parse_sensor_value (struct json_object *pobj, sensor_value_t *p)
	parse json obj for sensor_value_t More...
struct json_object *	json_sensor_value (sensor_value_t *p)
	create and fill json object from sensor_value_t as object More...
int	parse_node_status (struct json_object *pobj, node_status_t *p)
struct json_object *	json_node_status (node_status_t *p)
int	parse_sensors_node (struct json_object *pobj, sensors_node_t *p)
struct json_object *	json_sensors_node (sensors_node_t *p)
void	print_sensors_node (sensors_node_t *p, char *msg)
int	parse_sensors_data (struct json_object *pobj, sensors_data_t **pp)
	parse json with sensors_data More...
struct json_object *	json_sensors_data (sensors_data_t *p)
void	print_sensors_data (sensors_data_t *p, char *msg)

Detailed Description

Created on: 25 мар. 2024 г. Author: ps

Macro Definition Documentation

_GNU_SOURCE

#define _GNU_SOURCE

Function Documentation

json_node_addr()

struct json_object * json_node_addr	(	node_addr_t *	addr,
		int	as_string
	)

create and fill json object from node_addr_t as object

Parameters

addr	node_addr_t ptr of node address
as_string	if 0 - create json_object as {"a0":0....} else create json_object as string "0x1234"

Returns

ptr to addr object on success,

NULL on error

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json_node_fw_version()

struct json_object * json_node_fw_version

(

node_fw_version_t *

p

)

create and fill json object from node_fw_version_t

Parameters

p	object of node_fw_version_t

Returns

ptr to object on success

NULL on error

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json_node_info()

struct json_object * json_node_info

(

node_info_t *

p

)

create and fill json object from node_info_t as object

Parameters

sernum

ptr to node_info_t

Returns

ptr to object on success,

NULL on error

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json_node_status()

struct json_object * json_node_status

(

node_status_t *

p

)

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json_sensor_value()

struct json_object * json_sensor_value

(

sensor_value_t *

p

)

create and fill json object from sensor_value_t as object

Parameters

sernum

ptr to sensor_value_t

Returns

ptr to object on success,

NULL on error

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json_sensors_data()

struct json_object * json_sensors_data

(

sensors_data_t *

p

)

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json_sensors_node()

struct json_object * json_sensors_node

(

sensors_node_t *

p

)

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json_serialnum()

struct json_object * json_serialnum

(

node_serial_num_t *

sernum

)

create and fill json object from node_serial_num_t as object

Parameters

addr	node_addr_t ptr of node address
as_string	if 1 create object as json_string

Returns

ptr to object on success,

NULL on error

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parse_node_addr()

int parse_node_addr	(	struct json_object *	pobj,
		node_addr_t *	paddr
	)

parse json obj for node_addr_t

Parameters

pobj	ptr to json obj
paddr	ptr to node_addr_t

Returns

0 success,

-1 error

on error rollback all mallocs

accept two variants in json:

• "0x1234"
• {"a0":1,"a1":2,"a2":3,"a3":4}

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parse_node_fw_version()

int parse_node_fw_version	(	struct json_object *	pobj,
		node_fw_version_t *	p
	)

parse json obj for node_fw_version_t

Parameters

pobj	ptr to json obj
dsd	ptr to node_fw_version_t

Returns

0 success,

-1 error

on error rollback all mallocs

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parse_node_info()

int parse_node_info	(	struct json_object *	pobj,
		node_info_t *	p
	)

parse json obj for node_info_t

Parameters

pobj	ptr to json obj
p	ptr to node_info_t

Returns

0 success,

-1 error

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parse_node_status()

int parse_node_status	(	struct json_object *	pobj,
		node_status_t *	p
	)

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parse_sensor_value()

int parse_sensor_value	(	struct json_object *	pobj,
		sensor_value_t *	p
	)

parse json obj for sensor_value_t

Parameters

pobj	ptr to json obj
p	ptr to sensor_value_t

Returns

0 success,

-1 error

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parse_sensors_data()

int parse_sensors_data	(	struct json_object *	pobj,
		sensors_data_t **	pp
	)

parse json with sensors_data

Parameters

pobj	object of "sensor_data"
pp	holder of pointer to sensors_data struct

Returns

- on success

-1 on error

1 in data rebuilded (parsed)

if (*pp == NULL) parsing is needed. NEW struct sensors_data_t is malloc into *pp if (*pp != NULL && **pp.crc == new_crc && **pp.data.updateCounter == new_updateCounter && **p.data.nodesСount == new_nodesСount) do nothing return 0; if (*pp != NULL && **p.data.nodesСount == new_nodesСount && (**pp.crc != new_crc || **pp.data.updateCounter || new_updateCounter) parse into existing struct sensors_data_t. return 1 if (*pp != NULL && **p.data.nodesСount != new_nodesСount) parse into new struct sensors_data_t

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parse_sensors_node()

int parse_sensors_node	(	struct json_object *	pobj,
		sensors_node_t *	p
	)

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parse_serialnum()

int parse_serialnum	(	struct json_object *	pobj,
		node_serial_num_t *	sn
	)

parse json obj for serialnum node_serial_num_t

Parameters

pobj	ptr to json obj
paddr	ptr to node_addr_t

Returns

0 success, -1 error

on error rollback all mallocs

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print_sensors_data()

void print_sensors_data	(	sensors_data_t *	p,
		char *	msg
	)

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print_sensors_node()

void print_sensors_node	(	sensors_node_t *	p,
		char *	msg
	)

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