322 lines
11 KiB
C
322 lines
11 KiB
C
/*
|
|
* Copyright (c) 2009-2014 Petri Lehtinen <petri@digip.org>
|
|
*
|
|
* Jansson is free software; you can redistribute it and/or modify
|
|
* it under the terms of the MIT license. See LICENSE for details.
|
|
*/
|
|
|
|
#ifndef JANSSON_H
|
|
#define JANSSON_H
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h> /* for size_t */
|
|
#include <stdarg.h>
|
|
|
|
#include "jansson_config.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C"
|
|
{
|
|
#endif
|
|
|
|
/* version */
|
|
|
|
#define JANSSON_MAJOR_VERSION 2
|
|
#define JANSSON_MINOR_VERSION 6
|
|
#define JANSSON_MICRO_VERSION 0
|
|
|
|
/* Micro version is omitted if it's 0 */
|
|
#define JANSSON_VERSION "2.6"
|
|
|
|
/* Version as a 3-byte hex number, e.g. 0x010201 == 1.2.1. Use this
|
|
for numeric comparisons, e.g. #if JANSSON_VERSION_HEX >= ... */
|
|
#define JANSSON_VERSION_HEX ((JANSSON_MAJOR_VERSION << 16) | \
|
|
(JANSSON_MINOR_VERSION << 8) | \
|
|
(JANSSON_MICRO_VERSION << 0))
|
|
|
|
|
|
/* types */
|
|
|
|
typedef enum
|
|
{
|
|
JSON_OBJECT,
|
|
JSON_ARRAY,
|
|
JSON_STRING,
|
|
JSON_INTEGER,
|
|
JSON_REAL,
|
|
JSON_TRUE,
|
|
JSON_FALSE,
|
|
JSON_NULL
|
|
} json_type;
|
|
|
|
typedef struct json_t
|
|
{
|
|
json_type type;
|
|
size_t refcount;
|
|
} json_t;
|
|
|
|
typedef json_t* JSON;
|
|
|
|
#ifndef JANSSON_USING_CMAKE /* disabled if using cmake */
|
|
#if JSON_INTEGER_IS_LONG_LONG
|
|
#ifdef _WIN32
|
|
#define JSON_INTEGER_FORMAT "I64d"
|
|
#else
|
|
#define JSON_INTEGER_FORMAT "lld"
|
|
#endif
|
|
typedef long long json_int_t;
|
|
#else
|
|
#define JSON_INTEGER_FORMAT "ld"
|
|
typedef long json_int_t;
|
|
#endif /* JSON_INTEGER_IS_LONG_LONG */
|
|
#endif
|
|
|
|
#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)
|
|
#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))
|
|
#define json_is_true(json) ((json) && json_typeof(json) == JSON_TRUE)
|
|
#define json_is_false(json) ((json) && json_typeof(json) == JSON_FALSE)
|
|
#define json_boolean_value json_is_true
|
|
#define json_is_boolean(json) (json_is_true(json) || json_is_false(json))
|
|
#define json_is_null(json) ((json) && json_typeof(json) == JSON_NULL)
|
|
|
|
/* construction, destruction, reference counting */
|
|
|
|
__declspec(dllimport) json_t* json_object(void);
|
|
__declspec(dllimport) json_t* json_array(void);
|
|
__declspec(dllimport) json_t* json_string(const char* value);
|
|
__declspec(dllimport) json_t* json_stringn(const char* value, size_t len);
|
|
__declspec(dllimport) json_t* json_string_nocheck(const char* value);
|
|
__declspec(dllimport) json_t* json_stringn_nocheck(const char* value, size_t len);
|
|
__declspec(dllimport) json_t* json_integer(json_int_t value);
|
|
static JSON_INLINE
|
|
json_t* json_hex(json_int_t value)
|
|
{
|
|
char hexvalue[20];
|
|
#ifdef _WIN64
|
|
sprintf(hexvalue, "0x%llX", value);
|
|
#else //x64
|
|
sprintf(hexvalue, "0x%X", value);
|
|
#endif //_WIN64
|
|
return json_string(hexvalue);
|
|
}
|
|
__declspec(dllimport) json_t* json_real(double value);
|
|
__declspec(dllimport) json_t* json_true(void);
|
|
__declspec(dllimport) json_t* json_false(void);
|
|
#define json_boolean(val) ((val) ? json_true() : json_false())
|
|
__declspec(dllimport) json_t* json_null(void);
|
|
|
|
static JSON_INLINE
|
|
json_t* json_incref(json_t* json)
|
|
{
|
|
if(json && json->refcount != (size_t) - 1)
|
|
++json->refcount;
|
|
return json;
|
|
}
|
|
|
|
/* do not call json_delete directly */
|
|
__declspec(dllimport) void json_delete(json_t* json);
|
|
|
|
static JSON_INLINE
|
|
void json_decref(json_t* json)
|
|
{
|
|
if(json && json->refcount != (size_t) - 1 && --json->refcount == 0)
|
|
json_delete(json);
|
|
}
|
|
|
|
|
|
/* error reporting */
|
|
|
|
#define JSON_ERROR_TEXT_LENGTH 160
|
|
#define JSON_ERROR_SOURCE_LENGTH 80
|
|
|
|
typedef struct
|
|
{
|
|
int line;
|
|
int column;
|
|
int position;
|
|
char source[JSON_ERROR_SOURCE_LENGTH];
|
|
char text[JSON_ERROR_TEXT_LENGTH];
|
|
} json_error_t;
|
|
|
|
|
|
/* getters, setters, manipulation */
|
|
|
|
__declspec(dllimport) void json_object_seed(size_t seed);
|
|
__declspec(dllimport) size_t json_object_size(const json_t* object);
|
|
__declspec(dllimport) json_t* json_object_get(const json_t* object, const char* key);
|
|
__declspec(dllimport) int json_object_set_new(json_t* object, const char* key, json_t* value);
|
|
__declspec(dllimport) int json_object_set_new_nocheck(json_t* object, const char* key, json_t* value);
|
|
__declspec(dllimport) int json_object_del(json_t* object, const char* key);
|
|
__declspec(dllimport) int json_object_clear(json_t* object);
|
|
__declspec(dllimport) int json_object_update(json_t* object, json_t* other);
|
|
__declspec(dllimport) int json_object_update_existing(json_t* object, json_t* other);
|
|
__declspec(dllimport) int json_object_update_missing(json_t* object, json_t* other);
|
|
__declspec(dllimport) void* json_object_iter(json_t* object);
|
|
__declspec(dllimport) void* json_object_iter_at(json_t* object, const char* key);
|
|
__declspec(dllimport) void* json_object_key_to_iter(const char* key);
|
|
__declspec(dllimport) void* json_object_iter_next(json_t* object, void* iter);
|
|
__declspec(dllimport) const char* json_object_iter_key(void* iter);
|
|
__declspec(dllimport) json_t* json_object_iter_value(void* iter);
|
|
__declspec(dllimport) int json_object_iter_set_new(json_t* object, void* iter, json_t* value);
|
|
|
|
#define json_object_foreach(object, key, value) \
|
|
for(key = json_object_iter_key(json_object_iter(object)); \
|
|
key && (value = json_object_iter_value(json_object_key_to_iter(key))); \
|
|
key = json_object_iter_key(json_object_iter_next(object, json_object_key_to_iter(key))))
|
|
|
|
#define json_array_foreach(array, index, value) \
|
|
for(index = 0; \
|
|
index < json_array_size(array) && (value = json_array_get(array, index)); \
|
|
index++)
|
|
|
|
static JSON_INLINE
|
|
int json_object_set(json_t* object, const char* key, json_t* value)
|
|
{
|
|
return json_object_set_new(object, key, json_incref(value));
|
|
}
|
|
|
|
static JSON_INLINE
|
|
int json_object_set_nocheck(json_t* object, const char* key, json_t* value)
|
|
{
|
|
return json_object_set_new_nocheck(object, key, json_incref(value));
|
|
}
|
|
|
|
static JSON_INLINE
|
|
int json_object_iter_set(json_t* object, void* iter, json_t* value)
|
|
{
|
|
return json_object_iter_set_new(object, iter, json_incref(value));
|
|
}
|
|
|
|
__declspec(dllimport) size_t json_array_size(const json_t* array);
|
|
__declspec(dllimport) json_t* json_array_get(const json_t* array, size_t index);
|
|
__declspec(dllimport) int json_array_set_new(json_t* array, size_t index, json_t* value);
|
|
__declspec(dllimport) int json_array_append_new(json_t* array, json_t* value);
|
|
__declspec(dllimport) int json_array_insert_new(json_t* array, size_t index, json_t* value);
|
|
__declspec(dllimport) int json_array_remove(json_t* array, size_t index);
|
|
__declspec(dllimport) int json_array_clear(json_t* array);
|
|
__declspec(dllimport) int json_array_extend(json_t* array, json_t* other);
|
|
|
|
static JSON_INLINE
|
|
int json_array_set(json_t* array, size_t ind, json_t* value)
|
|
{
|
|
return json_array_set_new(array, ind, json_incref(value));
|
|
}
|
|
|
|
static JSON_INLINE
|
|
int json_array_append(json_t* array, json_t* value)
|
|
{
|
|
return json_array_append_new(array, json_incref(value));
|
|
}
|
|
|
|
static JSON_INLINE
|
|
int json_array_insert(json_t* array, size_t ind, json_t* value)
|
|
{
|
|
return json_array_insert_new(array, ind, json_incref(value));
|
|
}
|
|
|
|
__declspec(dllimport) const char* json_string_value(const json_t* string);
|
|
__declspec(dllimport) size_t json_string_length(const json_t* string);
|
|
__declspec(dllimport) json_int_t json_integer_value(const json_t* integer);
|
|
static JSON_INLINE
|
|
json_int_t json_hex_value(const json_t* hex)
|
|
{
|
|
json_int_t ret;
|
|
const char* hexvalue;
|
|
hexvalue = json_string_value(hex);
|
|
if(!hexvalue)
|
|
return 0;
|
|
#ifdef _WIN64
|
|
sscanf(hexvalue, "0x%llX", &ret);
|
|
#else //x64
|
|
sscanf(hexvalue, "0x%X", &ret);
|
|
#endif //_WIN64
|
|
return ret;
|
|
}
|
|
__declspec(dllimport) double json_real_value(const json_t* real);
|
|
__declspec(dllimport) double json_number_value(const json_t* json);
|
|
|
|
__declspec(dllimport) int json_string_set(json_t* string, const char* value);
|
|
__declspec(dllimport) int json_string_setn(json_t* string, const char* value, size_t len);
|
|
__declspec(dllimport) int json_string_set_nocheck(json_t* string, const char* value);
|
|
__declspec(dllimport) int json_string_setn_nocheck(json_t* string, const char* value, size_t len);
|
|
__declspec(dllimport) int json_integer_set(json_t* integer, json_int_t value);
|
|
__declspec(dllimport) int json_real_set(json_t* real, double value);
|
|
|
|
/* pack, unpack */
|
|
|
|
__declspec(dllimport) json_t* json_pack(const char* fmt, ...);
|
|
__declspec(dllimport) json_t* json_pack_ex(json_error_t* error, size_t flags, const char* fmt, ...);
|
|
__declspec(dllimport) json_t* json_vpack_ex(json_error_t* error, size_t flags, const char* fmt, va_list ap);
|
|
|
|
#define JSON_VALIDATE_ONLY 0x1
|
|
#define JSON_STRICT 0x2
|
|
|
|
__declspec(dllimport) int json_unpack(json_t* root, const char* fmt, ...);
|
|
__declspec(dllimport) int json_unpack_ex(json_t* root, json_error_t* error, size_t flags, const char* fmt, ...);
|
|
__declspec(dllimport) int json_vunpack_ex(json_t* root, json_error_t* error, size_t flags, const char* fmt, va_list ap);
|
|
|
|
|
|
/* equality */
|
|
|
|
__declspec(dllimport) int json_equal(json_t* value1, json_t* value2);
|
|
|
|
|
|
/* copying */
|
|
|
|
__declspec(dllimport) json_t* json_copy(json_t* value);
|
|
__declspec(dllimport) json_t* json_deep_copy(const json_t* value);
|
|
|
|
|
|
/* decoding */
|
|
|
|
#define JSON_REJECT_DUPLICATES 0x1
|
|
#define JSON_DISABLE_EOF_CHECK 0x2
|
|
#define JSON_DECODE_ANY 0x4
|
|
#define JSON_DECODE_INT_AS_REAL 0x8
|
|
#define JSON_ALLOW_NUL 0x10
|
|
|
|
typedef size_t (*json_load_callback_t)(void* buffer, size_t buflen, void* data);
|
|
|
|
__declspec(dllimport) json_t* json_loads(const char* input, size_t flags, json_error_t* error);
|
|
__declspec(dllimport) json_t* json_loadb(const char* buffer, size_t buflen, size_t flags, json_error_t* error);
|
|
__declspec(dllimport) json_t* json_loadf(FILE* input, size_t flags, json_error_t* error);
|
|
__declspec(dllimport) json_t* json_load_file(const char* path, size_t flags, json_error_t* error);
|
|
__declspec(dllimport) json_t* json_load_callback(json_load_callback_t callback, void* data, size_t flags, json_error_t* error);
|
|
|
|
|
|
/* encoding */
|
|
|
|
#define JSON_INDENT(n) ((n) & 0x1F)
|
|
#define JSON_COMPACT 0x20
|
|
#define JSON_ENSURE_ASCII 0x40
|
|
#define JSON_SORT_KEYS 0x80
|
|
#define JSON_PRESERVE_ORDER 0x100
|
|
#define JSON_ENCODE_ANY 0x200
|
|
#define JSON_ESCAPE_SLASH 0x400
|
|
#define JSON_REAL_PRECISION(n) (((n) & 0x1F) << 11)
|
|
|
|
typedef int (*json_dump_callback_t)(const char* buffer, size_t size, void* data);
|
|
|
|
__declspec(dllimport) char* json_dumps(const json_t* json, size_t flags);
|
|
__declspec(dllimport) int json_dumpf(const json_t* json, FILE* output, size_t flags);
|
|
__declspec(dllimport) int json_dump_file(const json_t* json, const char* path, size_t flags);
|
|
__declspec(dllimport) int json_dump_callback(const json_t* json, json_dump_callback_t callback, void* data, size_t flags);
|
|
|
|
/* custom memory allocation */
|
|
|
|
typedef void* (*json_malloc_t)(size_t);
|
|
typedef void (*json_free_t)(void*);
|
|
|
|
__declspec(dllimport) void json_set_alloc_funcs(json_malloc_t malloc_fn, json_free_t free_fn);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|