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      1 /* Decomposed printf argument list.
      2    Copyright (C) 1999, 2002-2003 Free Software Foundation, Inc.
      3 
      4    This program is free software; you can redistribute it and/or modify it
      5    under the terms of the GNU Library General Public License as published
      6    by the Free Software Foundation; either version 2, or (at your option)
      7    any later version.
      8 
      9    This program is distributed in the hope that it will be useful,
     10    but WITHOUT ANY WARRANTY; without even the implied warranty of
     11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     12    Library General Public License for more details.
     13 
     14    You should have received a copy of the GNU Library General Public
     15    License along with this program; if not, write to the Free Software
     16    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
     17    USA.  */
     18 
     19 #ifndef _PRINTF_ARGS_H
     20 #define _PRINTF_ARGS_H
     21 
     22 /* Get size_t.  */
     23 #include <stddef.h>
     24 
     25 /* Get wchar_t.  */
     26 #ifdef HAVE_WCHAR_T
     27 # include <stddef.h>
     28 #endif
     29 
     30 /* Get wint_t.  */
     31 #ifdef HAVE_WINT_T
     32 # include <wchar.h>
     33 #endif
     34 
     35 /* Get va_list.  */
     36 #include <stdarg.h>
     37 
     38 
     39 /* Argument types */
     40 typedef enum
     41 {
     42   TYPE_NONE,
     43   TYPE_SCHAR,
     44   TYPE_UCHAR,
     45   TYPE_SHORT,
     46   TYPE_USHORT,
     47   TYPE_INT,
     48   TYPE_UINT,
     49   TYPE_LONGINT,
     50   TYPE_ULONGINT,
     51 #ifdef HAVE_LONG_LONG
     52   TYPE_LONGLONGINT,
     53   TYPE_ULONGLONGINT,
     54 #endif
     55   TYPE_DOUBLE,
     56 #ifdef HAVE_LONG_DOUBLE
     57   TYPE_LONGDOUBLE,
     58 #endif
     59   TYPE_CHAR,
     60 #ifdef HAVE_WINT_T
     61   TYPE_WIDE_CHAR,
     62 #endif
     63   TYPE_STRING,
     64 #ifdef HAVE_WCHAR_T
     65   TYPE_WIDE_STRING,
     66 #endif
     67   TYPE_POINTER,
     68   TYPE_COUNT_SCHAR_POINTER,
     69   TYPE_COUNT_SHORT_POINTER,
     70   TYPE_COUNT_INT_POINTER,
     71   TYPE_COUNT_LONGINT_POINTER
     72 #ifdef HAVE_LONG_LONG
     73 , TYPE_COUNT_LONGLONGINT_POINTER
     74 #endif
     75 } arg_type;
     76 
     77 /* Polymorphic argument */
     78 typedef struct
     79 {
     80   arg_type type;
     81   union
     82   {
     83     signed char			a_schar;
     84     unsigned char		a_uchar;
     85     short			a_short;
     86     unsigned short		a_ushort;
     87     int				a_int;
     88     unsigned int		a_uint;
     89     long int			a_longint;
     90     unsigned long int		a_ulongint;
     91 #ifdef HAVE_LONG_LONG
     92     long long int		a_longlongint;
     93     unsigned long long int	a_ulonglongint;
     94 #endif
     95     float			a_float;
     96     double			a_double;
     97 #ifdef HAVE_LONG_DOUBLE
     98     long double			a_longdouble;
     99 #endif
    100     int				a_char;
    101 #ifdef HAVE_WINT_T
    102     wint_t			a_wide_char;
    103 #endif
    104     const char*			a_string;
    105 #ifdef HAVE_WCHAR_T
    106     const wchar_t*		a_wide_string;
    107 #endif
    108     void*			a_pointer;
    109     signed char *		a_count_schar_pointer;
    110     short *			a_count_short_pointer;
    111     int *			a_count_int_pointer;
    112     long int *			a_count_longint_pointer;
    113 #ifdef HAVE_LONG_LONG
    114     long long int *		a_count_longlongint_pointer;
    115 #endif
    116   }
    117   a;
    118 }
    119 argument;
    120 
    121 typedef struct
    122 {
    123   size_t count;
    124   argument *arg;
    125 }
    126 arguments;
    127 
    128 
    129 /* Fetch the arguments, putting them into a. */
    130 #ifdef STATIC
    131 STATIC
    132 #else
    133 extern
    134 #endif
    135 int printf_fetchargs (va_list args, arguments *a);
    136 
    137 #endif /* _PRINTF_ARGS_H */
    138