filter.h
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/* GNU mailutils - a suite of utilities for electronic mail
Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Library Public License as published by
the Free Software Foundation; either version 2, 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 Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Notes:
*/
#ifndef _MAILUTILS_FILTER_H
#define _MAILUTILS_FILTER_H
#include <stdlib.h>
#include <mailutils/list.h>
#include <mailutils/property.h>
#include <mailutils/stream.h>
#ifndef __P
# ifdef __STDC__
# define __P(args) args
# else
# define __P(args) ()
# endif
#endif /*__P */
#ifdef __cplusplus
extern "C" {
#endif
/* Type. */
#define MU_FILTER_DECODE 0
#define MU_FILTER_ENCODE 1
/* Direction. */
#define MU_FILTER_READ MU_STREAM_READ
#define MU_FILTER_WRITE MU_STREAM_WRITE
#define MU_FILTER_RDWR MU_STREAM_RDWR
struct _filter;
typedef struct _filter * filter_t;
struct _filter_record;
typedef struct _filter_record * filter_record_t;
struct _filter_record
{
const char *name;
int (*_filter) __P ((filter_t));
void *data;
/* Stub function return the fields. */
int (*_is_filter) __P ((filter_record_t, const char *));
int (*_get_filter) __P ((filter_record_t, int (*(*_filter)) __P ((filter_t))));
};
extern int filter_create __P ((stream_t *, stream_t, const char*, int, int));
extern int filter_get_list __P ((list_t *));
/* List of defaults. */
extern filter_record_t rfc822_filter;
extern filter_record_t qp_filter; /* quoted-printable. */
extern filter_record_t base64_filter;
extern filter_record_t binary_filter;
extern filter_record_t bit8_filter;
extern filter_record_t bit7_filter;
#ifdef __cplusplus
}
#endif
#endif /* _MAILUTILS_FILTER_H */