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

Macros
#define	new(class, ...)   classNew(_##class, ##__VA_ARGS__)
#define	delete(object)   classDelete((void **)&(object))
#define	clone(object)   classClone((void *)(object))
#define	newParams(class, args)   classNewParams(_##class, args)

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 *)
void *	classNewParams (class_ptr, va_list *)

Variables
const struct interface	i_Class

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

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/interface/class.h.

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Data Structure Documentation

struct i_Class

Definition at line 40 of file class/interface/class.h.

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Data Fields
const struct interface *const	_
fptr_clone	clone
fptr_ctor	ctor
fptr_dtor	dtor

Macro Definition Documentation

#define clone

(

object

)

classClone((void *)(object))

Definition at line 53 of file class/interface/class.h.

Referenced by classClone(), serverHandleAccept(), uuidVersion3(), and uuidVersion5().

#define delete

(

object

)

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

Definition at line 52 of file class/interface/class.h.

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

Definition at line 51 of file class/interface/class.h.

#define newParams	(		class,
			args
	)		classNewParams(_##class, args)

Definition at line 60 of file class/interface/class.h.

Referenced by authCreate().

Typedef Documentation

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

Definition at line 36 of file class/interface/class.h.

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

Definition at line 34 of file class/interface/class.h.

typedef void(* fptr_dtor) (void *)

Definition at line 35 of file class/interface/class.h.

Function Documentation

void* classClone

(

void *

)

Definition at line 85 of file i_class.c.

References CALL, clone, memCalloc(), and class_ptr::object_size.

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

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

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

    return object;
}

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void classDelete

(

void **

)

Definition at line 71 of file i_class.c.

References CALL, and MEM_FREE.

Referenced by classNewParams().

{
    if (NULL != *object) {
        void * mem;

        CALL(*object, Class, dtor);

        mem = *object - sizeof(void*);
        MEM_FREE(mem);
        *object = NULL;
    }
}

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void* classNew	(	class_ptr	,
			...
	)

Definition at line 58 of file i_class.c.

References classNewParams().

{
    va_list   params;
    void    * object;

    va_start(params, class);
    object = classNewParams(class, &params);
    va_end(params);

    return object;
}

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void* classNewParams	(	class_ptr	,
		va_list *
	)

With this one we can create a new instance via a intermidiary that gets the arguments.

Definition at line 40 of file i_class.c.

References classDelete(), memCalloc(), class_ptr::object_size, and RETCALL.

Referenced by classNew().

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

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

    RETCALL(object, Class, ctor, ret, params);

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

    return object;
}

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Variable Documentation

const struct interface i_Class

Definition at line 34 of file i_class.c.