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/* Cattle - Brainfuck language toolkit
 * Copyright (C) 2008-2017  Andrea Bolognani <eof@kiyuko.org>
 *
 * 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 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, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Homepage: http://kiyuko.org/software/cattle
 */

#if !defined (__CATTLE_H_INSIDE__) && !defined (CATTLE_COMPILATION)
#error "Only <cattle/cattle.h> can be included directly."
#endif

#ifndef __CATTLE_INTERPRETER_H__
#define __CATTLE_INTERPRETER_H__

#include <glib-object.h>
#include <cattle/cattle-configuration.h>
#include <cattle/cattle-program.h>
#include <cattle/cattle-tape.h>
#include <cattle/cattle-buffer.h>

G_BEGIN_DECLS

#define CATTLE_TYPE_INTERPRETER              (cattle_interpreter_get_type ())
#define CATTLE_INTERPRETER(object)           (G_TYPE_CHECK_INSTANCE_CAST ((object), CATTLE_TYPE_INTERPRETER, CattleInterpreter))
#define CATTLE_INTERPRETER_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), CATTLE_TYPE_INTERPRETER, CattleInterpreterClass))
#define CATTLE_IS_INTERPRETER(object)        (G_TYPE_CHECK_INSTANCE_TYPE ((object), CATTLE_TYPE_INTERPRETER))
#define CATTLE_IS_INTERPRETER_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), CATTLE_TYPE_INTERPRETER))
#define CATTLE_INTERPRETER_GET_CLASS(object) (G_TYPE_INSTANCE_GET_CLASS ((object), CATTLE_TYPE_INTERPRETER, CattleInterpreterClass))

typedef struct _CattleInterpreter        CattleInterpreter;
typedef struct _CattleInterpreterClass   CattleInterpreterClass;
typedef struct _CattleInterpreterPrivate CattleInterpreterPrivate;

struct _CattleInterpreter
{
	GObject parent;
	CattleInterpreterPrivate *priv;
};

struct _CattleInterpreterClass
{
	GObjectClass parent;
};

typedef gboolean (*CattleInputHandler)  (CattleInterpreter  *interpreter,
                                         gpointer            data,
                                         GError            **error);
typedef gboolean (*CattleOutputHandler) (CattleInterpreter  *interpreter,
                                         gint8               output,
                                         gpointer            data,
                                         GError            **error);
typedef gboolean (*CattleDebugHandler)  (CattleInterpreter  *interpreter,
                                         gpointer            data,
                                         GError            **error);

CattleInterpreter*   cattle_interpreter_new                (void);
gboolean             cattle_interpreter_run                (CattleInterpreter    *interpreter,
                                                            GError              **error);
void                 cattle_interpreter_feed               (CattleInterpreter    *interpreter,
                                                            CattleBuffer         *input);
void                 cattle_interpreter_set_configuration  (CattleInterpreter    *interpreter,
                                                            CattleConfiguration  *configuration);
CattleConfiguration* cattle_interpreter_get_configuration  (CattleInterpreter    *interpreter);
void                 cattle_interpreter_set_program        (CattleInterpreter    *interpreter,
                                                            CattleProgram        *program);
CattleProgram*       cattle_interpreter_get_program        (CattleInterpreter    *interpreter);
void                 cattle_interpreter_set_tape           (CattleInterpreter    *interpreter,
                                                            CattleTape           *tape);
CattleTape*          cattle_interpreter_get_tape           (CattleInterpreter    *interpreter);
void                 cattle_interpreter_set_input_handler  (CattleInterpreter    *interpreter,
                                                            CattleInputHandler    handler,
                                                            gpointer              user_data);
void                 cattle_interpreter_set_output_handler (CattleInterpreter    *interpreter,
                                                            CattleOutputHandler   handler,
                                                            gpointer              user_data);
void                 cattle_interpreter_set_debug_handler  (CattleInterpreter    *interpreter,
                                                            CattleInputHandler    handler,
                                                            gpointer              user_data);

GType                cattle_interpreter_get_type          (void) G_GNUC_CONST;

G_END_DECLS

#endif /* __CATTLE_INTERPRETER_H__ */