jansson/src/jansson_private.h
Petri Lehtinen 06eb436008 Move max() to jansson_private.h, define only if not already defined
On some platforms (Visual C++ for one) the standard library already
defines max() as a macro.
2010-09-05 21:18:46 +03:00

67 lines
1.5 KiB
C

/*
* Copyright (c) 2009, 2010 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_PRIVATE_H
#define JANSSON_PRIVATE_H
#include <stddef.h>
#include "jansson.h"
#include "hashtable.h"
#define container_of(ptr_, type_, member_) \
((type_ *)((char *)ptr_ - offsetof(type_, member_)))
/* On some platforms, max() may already be defined */
#ifndef max
#define max(a, b) ((a) > (b) ? (a) : (b))
#endif
typedef struct {
json_t json;
hashtable_t hashtable;
size_t serial;
int visited;
} json_object_t;
typedef struct {
json_t json;
size_t size;
size_t entries;
json_t **table;
int visited;
} json_array_t;
typedef struct {
json_t json;
char *value;
} json_string_t;
typedef struct {
json_t json;
double value;
} json_real_t;
typedef struct {
json_t json;
json_int_t value;
} json_integer_t;
#define json_to_object(json_) container_of(json_, json_object_t, json)
#define json_to_array(json_) container_of(json_, json_array_t, json)
#define json_to_string(json_) container_of(json_, json_string_t, json)
#define json_to_real(json_) container_of(json_, json_real_t, json)
#define json_to_integer(json_) container_of(json_, json_integer_t, json)
typedef struct {
size_t serial;
char key[1];
} object_key_t;
const object_key_t *jsonp_object_iter_fullkey(void *iter);
#endif