header0.h 1.72 KB
/* 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 Library General 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 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 _HEADER0_H
#define _HEADER0_H

#include <sys/types.h>
#include <header.h>

#ifndef __P
#ifdef __STDC__
#define __P(args) args
#else
#define __P(args) ()
#endif
#endif /*__P */

#ifdef _cpluscplus
extern "C" {
#endif

struct _header
{
  /* Data */
  void *data;

  /* Functions */
  int (*_set_value)  __P ((header_t, const char *fn, const char *fv,
			   size_t n, int replace));
  int (*_get_value)  __P ((header_t, const char *fn, char *fv,
			   size_t len, size_t *n));
  int (*_get_mvalue) __P ((header_t, const char *fn, char **fv, size_t *n));
  int (*_parse)      __P ((header_t, const char *blurb, size_t len));
} ;

#ifdef USE_MACROS
#define header_set_value(h, fn, fv, n, r)  h->_set_value (h, fn, fv, n, r)
#define header_get_value(h, fn, fv, v, ln, n)  h->_get_value (h, fn, fv, ln, n)
#define header_get_mvalue(h, fn, fv, v, n) h->_get_mvalue (h, fn, fv, n)
#endif

#ifdef _cpluscplus
}
#endif

#endif /* HEADER0_H */