include/class/interface/class.h File Reference

#include <stdarg.h>
#include "class/class.h"
#include "class/interface.h"

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Data Structures
struct	i_Class
Defines
#define	new(class,...)   classNew(_##class, ##__VA_ARGS__)
#define	delete(object)   classDelete((void **)&(object))
#define	clone(object)   classClone((void *)(object))
Typedefs
typedef int(*	fptr_ctor )(void *, va_list *)
typedef void(*	fptr_dtor )(void *)
typedef void(*	fptr_clone )(void *, void *const)
Functions
void *	classNew (class_ptr,...)
void	classDelete (void **)
void *	classClone (void *)

---

Detailed Description

Interface for class handling. Defines new, delete and clone selectors which in turn use the ctor, dtor and clone implementation from the class implementation.

Author:

Georg Hopp

Copyright © 2012 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/>.

Definition in file class.h.

---

Define Documentation

#define clone

(

object

)

classClone((void *)(object))

Definition at line 53 of file class.h.

#define delete

(

object

)

classDelete((void **)&(object))

Definition at line 52 of file class.h.

#define new	(		class,
			...
	)		classNew(_##class, ##__VA_ARGS__)

Definition at line 51 of file class.h.

---

Typedef Documentation

typedef void(* fptr_clone)(void *, void *const)

Definition at line 36 of file class.h.

typedef int(* fptr_ctor)(void *, va_list *)

Definition at line 34 of file class.h.

typedef void(* fptr_dtor)(void *)

Definition at line 35 of file class.h.

---

Function Documentation

void* classClone

(

void *

)

Definition at line 69 of file i_class.c.

{
        class_ptr class  = GET_CLASS(_object);
        void *    object = calloc(1, class->object_size + sizeof(void*));

        * (class_ptr *)object = class;
        object += sizeof(void*);

#undef clone
        CALL(object, Class, clone, _object);

        return object;
}

void classDelete

(

void **

)

Definition at line 58 of file i_class.c.

{
        if (NULL != *object) {
                CALL(*object, Class, dtor);

                free(*object - sizeof(void*));
                *object = NULL;
        }
}

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void* classNew	(	class_ptr	,
			...
	)

Definition at line 37 of file i_class.c.

{
        void *  object = calloc(1, class->object_size + sizeof(void*));
        va_list params;
        int     ret;

        * (class_ptr *)object = class;
        object += sizeof(void*);

        va_start(params, class);
        RETCALL(object, Class, ctor, ret, &params);
        va_end(params);

        if (-1 == ret) {
                classDelete(&object);
        }

        return object;
}

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