transcode.h
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/* GNU mailutils - a suite of utilities for electronic mail
Copyright (C) 1999, 2000 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. */
#ifndef _MAILUTILS_TRANSCODE_H
#define _MAILUTILS_TRANSCODE_H
#include <sys/types.h>
#ifndef __P
# ifdef __STDC__
# define __P(args) args
# else
# define __P(args) ()
# endif
#endif /* __P */
#ifdef _cplusplus
extern "C" {
#endif
/* forward declaration */
struct _transcoder;
typedef struct _transcoder *transcoder_t;
struct _transcoder
{
stream_t ustream; /* user reads/writes decoded/encoded data from here */
stream_t stream; /* encoder/decoder read/writes data to here */
void (*destroy)(transcoder_t tc);
void *tcdata;
};
extern int transcode_create __P ((transcoder_t *, char *encoding));
extern void transcode_destroy __P ((transcoder_t *));
extern int transcode_get_stream __P ((transcoder_t tc, stream_t *pis));
extern int transcode_set_stream __P ((transcoder_t tc, stream_t is));
#ifdef _cplusplus
}
#endif
#endif /* _MAILUTILS_TRANSCODE_H */