cclass.h
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/**
* cclass.h: basic "class-like" handling of code and data structures
* Copyright (C) 2011 Georg Hopp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __CCLASS_H__
#define __CCLASS_H__
#include <stdarg.h>
#include <sys/types.h>
#include <json/json.h>
#define SWAP(a, b) a ^= b; b ^= a; a ^= b;
#define CCLASS_MAGIC 0xFEFE
#define CLASS(_class) \
struct _##_class; \
typedef struct _##_class * _class; \
extern const _CCLASS const __##_class; \
struct _##_class
typedef void (* ctor)(void *, va_list *);
typedef void (* clr)(void *);
typedef void (* dtor)(void *);
typedef void (* jCtor)(void *, struct json_object *);
typedef void (* jTo)(void *, struct json_object **);
typedef struct CCLASS {
const int magic;
size_t size;
void (* __construct)(void * _this, va_list * params);
void (* __clear)(void * _this);
void (* __destruct)(void * _this);
void (* __jsonConst)(void * _this, struct json_object * json);
void (* __toJson)(void * _this, struct json_object ** json);
} * _CCLASS;
#define _CCLASS_SIZE sizeof(_CCLASS)
#define CCLASS_SIZE sizeof(struct CCLASS)
#define __construct(class) static void __construct(class _this, va_list * params)
#define __clear(class) static void __clear(class _this)
#define __destruct(class) static void __destruct(class _this)
#define __jsonConst(class) static void __jsonConst(class _this, struct json_object * json)
#define __toJson(class) static void __toJson(class _this, struct json_object ** json)
#define INIT_CCLASS(class) \
__construct(class); \
__clear(class); \
__destruct(class); \
__jsonConst(class); \
__toJson(class); \
static const struct CCLASS _class = { \
CCLASS_MAGIC, \
sizeof(struct _##class), \
(ctor)__construct, \
(clr)__clear, \
(dtor)__destruct, \
(jCtor)__jsonConst, \
(jTo)__toJson \
}; const _CCLASS __##class = (const _CCLASS)&_class
void * _new(const _CCLASS _class, ...);
void * _newFromJson(const _CCLASS _class, struct json_object * json);
void clear(void * _object);
void delete(void * _object);
void toJson(void * _object, struct json_object ** json);
int isObject(void * _object);
int _instanceOf(const _CCLASS _class, void * _object);
#define new(class, ...) _new((__##class), __VA_ARGS__)
#define newFromJson(class, json) _newFromJson((__##class), (json))
#define instanceOf(class, object) _instanceOf((__##class), (object))
#endif//__CCLASS_H__
// vim: set et ts=4 sw=4: