/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* camel-stream.h : class for an abstract stream */

/* 
 *
 * Author : 
 *  Bertrand Guiheneuf <bertrand@helixcode.com>
 *
 * Copyright 1999, 2000 Helix Code, Inc. (http://www.helixcode.com)
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 */


#ifndef CAMEL_STREAM_H
#define CAMEL_STREAM_H 1


#ifdef __cplusplus
extern "C" {
#pragma }
#endif /* __cplusplus }*/

#include <gtk/gtk.h>
#include "camel-types.h"

#define CAMEL_STREAM_TYPE     (camel_stream_get_type ())
#define CAMEL_STREAM(obj)     (GTK_CHECK_CAST((obj), CAMEL_STREAM_TYPE, CamelStream))
#define CAMEL_STREAM_CLASS(k) (GTK_CHECK_CLASS_CAST ((k), CAMEL_STREAM_TYPE, CamelStreamClass))
#define CAMEL_IS_STREAM(o)    (GTK_CHECK_TYPE((o), CAMEL_STREAM_TYPE))

struct _CamelStream
{
	GtkObject parent_object;

	gboolean eos;		/* end of stream indicator, for use by implementing classes */
};

typedef struct {
	GtkObjectClass parent_class;
	
	/* Virtual methods */	
	
	void  (*data_available) (CamelStream *stream); /* default "data_available" signal handler */

	gint      (*read)       (CamelStream *stream, gchar *buffer, gint n);
	gint      (*write)      (CamelStream *stream, const gchar *buffer, gint n);
	void      (*flush)      (CamelStream *stream);
	gboolean  (*eos)        (CamelStream *stream);
	void      (*close)      (CamelStream *stream);
	void      (*reset)      (CamelStream *stream);
} CamelStreamClass;

/* Standard Gtk function */
GtkType camel_stream_get_type (void);

/* public methods */
gint       camel_stream_read      (CamelStream *stream, gchar *buffer, gint n);
gint       camel_stream_write     (CamelStream *stream, const gchar *buffer, gint n);
void       camel_stream_flush     (CamelStream *stream);
gboolean   camel_stream_eos       (CamelStream *stream);
void       camel_stream_close     (CamelStream *stream);
void       camel_stream_reset     (CamelStream *stream);

/* utility macros and funcs */
#define camel_stream_write_string(stream, string) (camel_stream_write ((stream), (string), strlen (string)))
int camel_stream_write_strings (CamelStream *stream, ... );
int camel_stream_printf (CamelStream *stream, const char *fmt, ... ) G_GNUC_PRINTF (2, 3);

/* write a whole stream to another stream, until eof or error on either stream */
int camel_stream_write_to_stream (CamelStream *stream, CamelStream *output_stream);

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* CAMEL_STREAM_H */






lectron6/files/elliptic-6.5.4'>dependabot/npm_and_yarn/devel/electron6/files/elliptic-6.5.4</option>
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