2009-02-07 02:26:27 +08:00
|
|
|
#ifndef JANSSON_H
|
|
|
|
#define JANSSON_H
|
|
|
|
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <stdint.h>
|
|
|
|
|
|
|
|
/* types */
|
|
|
|
|
|
|
|
typedef enum {
|
|
|
|
JSON_OBJECT,
|
|
|
|
JSON_ARRAY,
|
|
|
|
JSON_STRING,
|
2009-06-23 05:14:28 +08:00
|
|
|
JSON_INTEGER,
|
|
|
|
JSON_REAL,
|
2009-02-07 02:26:27 +08:00
|
|
|
JSON_TRUE,
|
|
|
|
JSON_FALSE,
|
|
|
|
JSON_NULL
|
|
|
|
} json_type;
|
|
|
|
|
|
|
|
typedef struct {
|
|
|
|
json_type type;
|
|
|
|
unsigned long refcount;
|
|
|
|
} json_t;
|
|
|
|
|
|
|
|
#define json_typeof(json) ((json)->type)
|
|
|
|
#define json_is_object(json) (json && json_typeof(json) == JSON_OBJECT)
|
|
|
|
#define json_is_array(json) (json && json_typeof(json) == JSON_ARRAY)
|
|
|
|
#define json_is_string(json) (json && json_typeof(json) == JSON_STRING)
|
2009-06-23 05:14:28 +08:00
|
|
|
#define json_is_integer(json) (json && json_typeof(json) == JSON_INTEGER)
|
|
|
|
#define json_is_real(json) (json && json_typeof(json) == JSON_REAL)
|
|
|
|
#define json_is_number(json) (json_is_integer(json) || json_is_real(json))
|
2009-02-07 02:26:27 +08:00
|
|
|
#define json_is_true(json) (json && json_typeof(json) == JSON_TRUE)
|
|
|
|
#define json_is_false(json) (json && json_typeof(json) == JSON_FALSE)
|
|
|
|
#define json_is_null(json) (json && json_typeof(json) == JSON_NULL)
|
|
|
|
|
|
|
|
/* construction, destruction, reference counting */
|
|
|
|
|
|
|
|
json_t *json_object(void);
|
|
|
|
json_t *json_array(void);
|
|
|
|
json_t *json_string(const char *value);
|
2009-06-23 05:14:28 +08:00
|
|
|
json_t *json_integer(int value);
|
|
|
|
json_t *json_real(double value);
|
2009-02-07 02:26:27 +08:00
|
|
|
json_t *json_true(void);
|
|
|
|
json_t *json_false(void);
|
|
|
|
json_t *json_null(void);
|
|
|
|
|
|
|
|
json_t *json_clone(json_t *json);
|
|
|
|
|
|
|
|
static inline json_t *json_incref(json_t *json)
|
|
|
|
{
|
|
|
|
if(json)
|
|
|
|
++json->refcount;
|
|
|
|
return json;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* do not call json_delete directly */
|
|
|
|
void json_delete(json_t *json);
|
|
|
|
|
|
|
|
static inline void json_decref(json_t *json)
|
|
|
|
{
|
|
|
|
if(json && --json->refcount == 0)
|
|
|
|
json_delete(json);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* getters, setters, manipulation */
|
|
|
|
|
|
|
|
json_t *json_object_get(const json_t *object, const char *key);
|
|
|
|
int json_object_set(json_t *object, const char *key, json_t *value);
|
|
|
|
int json_object_del(json_t *object, const char *key);
|
2009-04-30 21:38:22 +08:00
|
|
|
void *json_object_iter(json_t *object);
|
|
|
|
void *json_object_iter_next(json_t *object, void *iter);
|
|
|
|
const char *json_object_iter_key(void *iter);
|
|
|
|
json_t *json_object_iter_value(void *iter);
|
2009-02-07 02:26:27 +08:00
|
|
|
|
|
|
|
unsigned int json_array_size(const json_t *array);
|
|
|
|
json_t *json_array_get(const json_t *array, unsigned int index);
|
|
|
|
int json_array_set(json_t *array, unsigned int index, json_t *value);
|
|
|
|
int json_array_append(json_t *array, json_t *value);
|
|
|
|
|
|
|
|
const char *json_string_value(const json_t *json);
|
2009-06-23 05:14:28 +08:00
|
|
|
int json_integer_value(const json_t *json);
|
|
|
|
double json_real_value(const json_t *json);
|
2009-02-07 02:26:27 +08:00
|
|
|
double json_number_value(const json_t *json);
|
|
|
|
|
|
|
|
|
|
|
|
/* loading, printing */
|
|
|
|
|
2009-05-14 03:25:34 +08:00
|
|
|
#define JSON_ERROR_TEXT_LENGTH 160
|
2009-02-07 02:26:27 +08:00
|
|
|
|
2009-05-14 03:25:34 +08:00
|
|
|
typedef struct {
|
|
|
|
char text[JSON_ERROR_TEXT_LENGTH];
|
|
|
|
int line;
|
|
|
|
} json_error_t;
|
|
|
|
|
|
|
|
json_t *json_load(const char *path, json_error_t *error);
|
|
|
|
json_t *json_loads(const char *input, json_error_t *error);
|
|
|
|
json_t *json_loadf(FILE *input, json_error_t *error);
|
2009-02-07 02:26:27 +08:00
|
|
|
|
|
|
|
#define JSON_INDENT(n) (n & 0xFF)
|
|
|
|
|
|
|
|
int json_dump(const json_t *json, const char *path, uint32_t flags);
|
|
|
|
char *json_dumps(const json_t *json, uint32_t flags);
|
|
|
|
int json_dumpf(const json_t *json, FILE *output, uint32_t flags);
|
|
|
|
|
|
|
|
#endif
|