gambas-source-code/main/gbx/gbx_class_desc.h

/***************************************************************************

  gbx_class_desc.h

  (c) 2000-2009 Benoît Minisini <gambas@users.sourceforge.net>

  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 2, 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, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

***************************************************************************/

#ifndef __GBX_CLASS_DESC_H
#define __GBX_CLASS_DESC_H

#include "gb_class_desc_common.h"

#define CD_PROPERTY               'p'
#define CD_PROPERTY_READ          'r'
#define CD_METHOD                 'm'
#define CD_CONSTANT               'C'
#define CD_EVENT                  ':'
#define CD_STATIC_PROPERTY        'P'
#define CD_STATIC_PROPERTY_READ   'R'
#define CD_STATIC_METHOD          'M'
#define CD_VARIABLE               'v'
#define CD_STRUCT_FIELD           'f'
#define CD_STATIC_VARIABLE        'V'
#define CD_EXTERN                 'X'

#define CD_STATIC_LIST    				"PRMVX"
#define CD_CALL_SOMETHING_LIST		"prmPRM"


typedef
  struct {
    char *name;
    TYPE type;                  // property datatype
    void (*read)();             // read property function
    void (*write)();            // write property function
    char native;                // if the property is native
    char _reserved[3];
		#ifdef OS_64BITS
		int _reserved2;
		#endif
    struct _CLASS *class;
    }
  PACKED
  CLASS_DESC_PROPERTY;

typedef
  struct {
    char *name;
    TYPE type;                  // variable datatype
    int offset;   	            // variable offset in object memory
		CTYPE ctype;                // variable compilation datatype
		intptr_t _reserved;
		#ifdef OS_64BITS
		intptr_t _reserved2;
		#endif
    struct _CLASS *class;
    }
  PACKED
  CLASS_DESC_VARIABLE;

typedef
  struct {
    char *name;
    TYPE type;                  // return value datatype
    void (*exec)();             // method
    TYPE *signature;            // signature
    char npmin;                 // minimum number of arguments
    char npmax;                 // maximum number of arguments
    char npvar;                 // if there is a variable number of arguments
    char native;                // if the method is native
		#ifdef OS_64BITS
		int _reserved;
		#endif
    struct _CLASS *class;
    }
  PACKED
  CLASS_DESC_METHOD;

typedef
  struct {
    char *name;
    TYPE type;                  // return value datatype - N/A
    int *index;                 // event index
    TYPE *signature;            // event signature
    char npmin;                 // minimum number of arguments
    char npmax;                 // maximum number of arguments
    char npvar;                 // if there is a variable number of arguments
    char _reserved;
		#ifdef OS_64BITS
		int _reserved2;
		#endif
    struct _CLASS *class;
    }
  PACKED
  CLASS_DESC_EVENT;

typedef
  struct {
    char *name;
    TYPE type;                  // return value datatype
    int exec;                   // extern function index
    TYPE *signature;            // signature
    char npmin;                 // minimum number of arguments
    char npmax;                 // maximum number of arguments
    char npvar;                 // if there is a variable number of arguments
    char _reserved;
		#ifdef OS_64BITS
		int _reserved2;
		#endif
    struct _CLASS *class;
    }
  PACKED
  CLASS_DESC_EXTERN;

typedef
  struct {
    char *name;
    TYPE type;                  // constant datatype
    union {
      int _integer;
      double _float;
      char *_string;
      int64_t _long;
      void *_pointer;
      }
      value;
		intptr_t _reserved;
    struct _CLASS *class;
    }
  PACKED
  CLASS_DESC_CONSTANT;

typedef
  struct {
    char *name;
    void (*func)();
    }
  PACKED
  CLASS_DESC_HOOK;

typedef
  struct {
    char *name;
    intptr_t type;
    intptr_t val1;
    intptr_t val2;
    intptr_t val3;
    intptr_t val4;
    }
  CLASS_DESC_GAMBAS;


typedef
  union {
    CLASS_DESC_PROPERTY property;
    CLASS_DESC_VARIABLE variable;
    CLASS_DESC_METHOD method;
    CLASS_DESC_CONSTANT constant;
    CLASS_DESC_EVENT event;
    CLASS_DESC_HOOK hook;
    CLASS_DESC_GAMBAS gambas;
    CLASS_DESC_EXTERN ext;
    }
  PACKED
  CLASS_DESC;

typedef
  struct {
    char *name;
    int len;
    CLASS_DESC *desc;
    }
  PACKED
  CLASS_DESC_SYMBOL;


#define CLASS_DESC_get_type(d) (*(d)->gambas.name)
#define CLASS_DESC_SELF (-1)

char *CLASS_DESC_get_signature(CLASS_DESC *cd);
const char *CLASS_DESC_get_type_name(CLASS_DESC *desc);

#endif