mirror of
https://github.com/emqx/neuron.git
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lixiumei
83 lines
2.6 KiB
C
83 lines
2.6 KiB
C
/**
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* NEURON IIoT System for Industry 4.0
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* Copyright (C) 2020-2021 EMQ Technologies Co., Ltd All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**/
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#ifndef _NEU_JSON__H_
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#define _NEU_JSON__H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdbool.h>
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#include <stdint.h>
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typedef enum neu_json_type {
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NEU_JSON_UNDEFINE = 0,
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NEU_JSON_INT = 1,
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NEU_JSON_BIT,
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NEU_JSON_STR,
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NEU_JSON_DOUBLE,
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NEU_JSON_FLOAT,
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NEU_JSON_BOOL,
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NEU_JSON_OBJECT,
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NEU_JSON_VALUE = NEU_JSON_UNDEFINE
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} neu_json_type_e;
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typedef union neu_json_value {
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int64_t val_int;
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uint8_t val_bit;
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float val_float;
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double val_double;
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bool val_bool;
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char * val_str;
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void * val_object;
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} neu_json_value_u;
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typedef struct neu_json_elem {
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char * name;
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enum neu_json_type t;
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union neu_json_value v;
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} neu_json_elem_t;
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#define NEU_JSON_ELEM_SIZE(elems) sizeof(elems) / sizeof(neu_json_elem_t)
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int neu_json_decode(char *buf, int size, neu_json_elem_t *ele);
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int neu_json_decode_array_size_by_json(void *json, char *child);
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int neu_json_decode_array_by_json(void *json, char *name, int index, int size,
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neu_json_elem_t *ele);
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int neu_json_decode_array_size(char *buf, char *child);
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int neu_json_decode_array(char *buf, char *name, int index, int size,
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neu_json_elem_t *ele);
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void *neu_json_decode_new(char *buf);
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void neu_json_decode_free(void *ob);
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int neu_json_decode_value(void *object, neu_json_elem_t *ele);
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void *neu_json_encode_new();
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void neu_json_encode_free(void *json_object);
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void *neu_json_encode_array(void *array, neu_json_elem_t *t, int n);
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void *neu_json_encode_array_value(void *array, neu_json_elem_t *t, int n);
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int neu_json_encode_field(void *json_object, neu_json_elem_t *elem, int n);
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int neu_json_encode(void *json_object, char **str);
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#ifdef __cplusplus
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}
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#endif
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#endif
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