/* GIO - GLib Input, Output and Streaming Library
 * 
 * Copyright (C) 2006-2007 Red Hat, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General
 * Public License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * Author: Christian Kellner <gicmo@gnome.org> 
 */

#ifndef __G_FILTER_INPUT_STREAM_H__
#define __G_FILTER_INPUT_STREAM_H__

#include <glib-object.h>
#include <gio/ginputstream.h>

G_BEGIN_DECLS

#define G_TYPE_FILTER_INPUT_STREAM         (g_filter_input_stream_get_type ())
#define G_FILTER_INPUT_STREAM(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), G_TYPE_FILTER_INPUT_STREAM, GFilterInputStream))
#define G_FILTER_INPUT_STREAM_CLASS(k)     (G_TYPE_CHECK_CLASS_CAST((k), G_TYPE_FILTER_INPUT_STREAM, GFilterInputStreamClass))
#define G_IS_FILTER_INPUT_STREAM(o)        (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_TYPE_FILTER_INPUT_STREAM))
#define G_IS_FILTER_INPUT_STREAM_CLASS(k)  (G_TYPE_CHECK_CLASS_TYPE ((k), G_TYPE_FILTER_INPUT_STREAM))
#define G_FILTER_INPUT_STREAM_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), G_TYPE_FILTER_INPUT_STREAM, GFilterInputStreamClass))

/**
 * GFilterInputStream:
 * 
 * A base class for all input streams that work on an underlying stream.
 **/
typedef struct _GFilterInputStream         GFilterInputStream;
typedef struct _GFilterInputStreamClass    GFilterInputStreamClass;
typedef struct _GFilterInputStreamPrivate  GFilterInputStreamPrivate;

struct _GFilterInputStream
{
  GInputStream parent_instance;

  /*<protected >*/
  GInputStream *base_stream;
};

struct _GFilterInputStreamClass
{
  GInputStreamClass parent_class;

  /*< private >*/  
  /* Padding for future expansion */
  void (*_g_reserved1) (void);
  void (*_g_reserved2) (void);
  void (*_g_reserved3) (void);
};


GType          g_filter_input_stream_get_type  (void) G_GNUC_CONST;
GInputStream  *g_filter_input_stream_get_base_stream (GFilterInputStream *stream);
G_END_DECLS

#endif /* __G_FILTER_INPUT_STREAM_H__ */