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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_FILTER_H__
#define __GMIME_FILTER_H__
#ifdef __cplusplus
extern "C" {
#pragma }
#endif /* __cplusplus */
#include <glib.h>
#include <glib-object.h>
#include <sys/types.h>
#include <gmime/gmime-type-utils.h>
#define GMIME_TYPE_FILTER (g_mime_filter_get_type ())
#define GMIME_FILTER(obj) (GMIME_CHECK_CAST ((obj), GMIME_TYPE_FILTER, GMimeFilter))
#define GMIME_FILTER_CLASS(klass) (GMIME_CHECK_CLASS_CAST ((klass), GMIME_TYPE_FILTER, GMimeFilterClass))
#define GMIME_IS_FILTER(obj) (GMIME_CHECK_TYPE ((obj), GMIME_TYPE_FILTER))
#define GMIME_IS_FILTER_CLASS(klass) (GMIME_CHECK_CLASS_TYPE ((klass), GMIME_TYPE_FILTER))
#define GMIME_FILTER_GET_CLASS(obj) (GMIME_CHECK_GET_CLASS ((obj), GMIME_TYPE_FILTER, GMimeFilterClass))
typedef struct _GMimeFilter GMimeFilter;
typedef struct _GMimeFilterClass GMimeFilterClass;
struct _GMimeFilter {
GObject parent_object;
struct _GMimeFilterPrivate *priv;
char *outreal; /* real malloc'd buffer */
char *outbuf; /* first 'writable' position allowed (outreal + outpre) */
char *outptr;
size_t outsize;
size_t outpre; /* prespace of this buffer */
char *backbuf;
size_t backsize;
size_t backlen; /* significant data there */
};
struct _GMimeFilterClass {
GObjectClass parent_class;
/* virtual functions */
GMimeFilter *(*copy) (GMimeFilter *filter);
void (*filter) (GMimeFilter *filter, char *in, size_t len, size_t prespace,
char **out, size_t *outlen, size_t *outprespace);
void (*complete) (GMimeFilter *filter, char *in, size_t len, size_t prespace,
char **out, size_t *outlen, size_t *outprespace);
void (*reset) (GMimeFilter *filter);
};
GType g_mime_filter_get_type (void);
GMimeFilter *g_mime_filter_copy (GMimeFilter *filter);
void g_mime_filter_filter (GMimeFilter *filter,
char *in, size_t len, size_t prespace,
char **out, size_t *outlen, size_t *outprespace);
void g_mime_filter_complete (GMimeFilter *filter,
char *in, size_t len, size_t prespace,
char **out, size_t *outlen, size_t *outprespace);
void g_mime_filter_reset (GMimeFilter *filter);
/* sets/returns number of bytes backed up on the input */
void g_mime_filter_backup (GMimeFilter *filter, const char *data, size_t length);
/* ensure this much size available for filter output */
void g_mime_filter_set_size (GMimeFilter *filter, size_t size, gboolean keep);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GMIME_FILTER_H__ */
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