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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Authors: Jeffrey Stedfast <fejj@ximian.com>
*
* Copyright 2001-2004 Ximian, Inc. (www.ximian.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 Street #330, Boston, MA 02111-1307, USA.
*
*/
#ifndef __GMIME_STREAM_H__
#define __GMIME_STREAM_H__
#ifdef __cplusplus
extern "C" {
#pragma }
#endif /* __cplusplus */
#include <glib.h>
#include <glib-object.h>
#include <sys/types.h>
#include <unistd.h>
#include <stdarg.h>
#include <gmime/gmime-type-utils.h>
#define GMIME_TYPE_STREAM (g_mime_stream_get_type ())
#define GMIME_STREAM(obj) (GMIME_CHECK_CAST ((obj), GMIME_TYPE_STREAM, GMimeStream))
#define GMIME_STREAM_CLASS(klass) (GMIME_CHECK_CLASS_CAST ((klass), GMIME_TYPE_STREAM, GMimeStreamClass))
#define GMIME_IS_STREAM(obj) (GMIME_CHECK_TYPE ((obj), GMIME_TYPE_STREAM))
#define GMIME_IS_STREAM_CLASS(klass) (GMIME_CHECK_CLASS_TYPE ((klass), GMIME_TYPE_STREAM))
#define GMIME_STREAM_GET_CLASS(obj) (GMIME_CHECK_GET_CLASS ((obj), GMIME_TYPE_STREAM, GMimeStreamClass))
typedef enum {
GMIME_STREAM_SEEK_SET = SEEK_SET,
GMIME_STREAM_SEEK_CUR = SEEK_CUR,
GMIME_STREAM_SEEK_END = SEEK_END,
} GMimeSeekWhence;
typedef struct {
gpointer data;
size_t len;
} GMimeStreamIOVector;
typedef struct _GMimeStream GMimeStream;
typedef struct _GMimeStreamClass GMimeStreamClass;
struct _GMimeStream {
GObject parent_object;
/* Note: these are private fields!! */
GMimeStream *super_stream;
off_t position;
off_t bound_start;
off_t bound_end;
};
struct _GMimeStreamClass {
GObjectClass parent_class;
ssize_t (*read) (GMimeStream *stream, char *buf, size_t len);
ssize_t (*write) (GMimeStream *stream, char *buf, size_t len);
int (*flush) (GMimeStream *stream);
int (*close) (GMimeStream *stream);
gboolean (*eos) (GMimeStream *stream);
int (*reset) (GMimeStream *stream);
off_t (*seek) (GMimeStream *stream, off_t offset, GMimeSeekWhence whence);
off_t (*tell) (GMimeStream *stream);
ssize_t (*length) (GMimeStream *stream);
GMimeStream *(*substream) (GMimeStream *stream, off_t start, off_t end);
};
GType g_mime_stream_get_type (void);
void g_mime_stream_construct (GMimeStream *stream, off_t start, off_t end);
/* public methods */
ssize_t g_mime_stream_read (GMimeStream *stream, char *buf, size_t len);
ssize_t g_mime_stream_write (GMimeStream *stream, char *buf, size_t len);
int g_mime_stream_flush (GMimeStream *stream);
int g_mime_stream_close (GMimeStream *stream);
gboolean g_mime_stream_eos (GMimeStream *stream);
int g_mime_stream_reset (GMimeStream *stream);
off_t g_mime_stream_seek (GMimeStream *stream, off_t offset, GMimeSeekWhence whence);
off_t g_mime_stream_tell (GMimeStream *stream);
ssize_t g_mime_stream_length (GMimeStream *stream);
GMimeStream *g_mime_stream_substream (GMimeStream *stream, off_t start, off_t end);
void g_mime_stream_ref (GMimeStream *stream);
void g_mime_stream_unref (GMimeStream *stream);
void g_mime_stream_set_bounds (GMimeStream *stream, off_t start, off_t end);
ssize_t g_mime_stream_write_string (GMimeStream *stream, const char *string);
ssize_t g_mime_stream_printf (GMimeStream *stream, const char *fmt, ...) G_GNUC_PRINTF (2, 3);
ssize_t g_mime_stream_write_to_stream (GMimeStream *src, GMimeStream *dest);
ssize_t g_mime_stream_writev (GMimeStream *stream, GMimeStreamIOVector *vector, size_t count);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GMIME_STREAM_H__ */
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