summaryrefslogtreecommitdiff
path: root/support/dktools/dk4maiwdlu.ctr
blob: b307bea4e66e4875f6457a986f652da8b249c517 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
%%	options

copyright owner	=	Dirk Krause
copyright year	=	2015-xxxx
license		=	bsd



%%	header

/**	@file
	Retrieve unsigned long long value from
	wchar_t string in decimal notation.
*/

#ifndef DK4CONF_H_INCLUDED
#include "dk4conf.h"
#endif

#if DK4_HAVE_LONG_LONG

#ifndef DK4TYPES_H_INCLUDED
#include "dk4types.h"
#endif

#ifndef DK4ERROR_H_INCLUDED
#include "dk4error.h"
#endif



#ifdef __cplusplus
extern "C" {
#endif

/**	Retrieve numeric value from string, decimal notation.
	@param	rp	Pointer to result variable for the found value.
	@param	src	String to check for numeric value.
	@param	endptr	Address of pointer variable.
			A pointer to the first character not processed
			is stored here.
			The function may also store a NULL pointer in this
			variable.
			The variable points to the correct error position
			only if er.ec is DK4_E_SYNTAX.
	@param	atg	Allow trailing garbage:
			0=no unprocessable trailing bytes allowed,
			1=trailing whitespaces allowed,
			2=any trailing characters allowed.
	@param	erp	Error report, may be NULL.
	@return	1 on success, 0 on error.
	
	Error codes:
	DK4_E_INVALID_ARGUMENTS	if rp or src is NULL,
	DK4_E_MATH_OVERFLOW	if the number is out of range, or
	DK4_E_SYNTAX		if src contains illegal characters.
*/
int
dk4ma_input_wc_dec_ull(
  unsigned long long	 *rp,
  const wchar_t		 *src,
  const wchar_t		**endptr,
  int			  atg,
  dk4_er_t		 *erp
);

#ifdef __cplusplus
}
#endif

#endif

%%	module

#include "dk4conf.h"

#if DK4_HAVE_LONG_LONG

#include "dk4maiwddu.h"
#include "dk4maiwdlu.h"
#include "dk4numco.h"



int
dk4ma_input_wc_dec_ull(
  unsigned long long	 *rp,
  const wchar_t		 *src,
  const wchar_t		**endptr,
  int			  atg,
  dk4_er_t		 *erp
)
{
#if DK4_HAVE_INTMAX_T
  dk4_um_t	res;
  int		back = 0;
  if (0 != dk4ma_input_wc_dec_dk4_um_t(&res, src, endptr, atg, erp)) {
    if (((dk4_um_t)(ULLONG_MAX)) >= res) {
      *rp = (unsigned long long)res;
      back = 1;
    } else {
      dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
    }
  }
  return back;
#else
  return (dk4ma_input_wc_dec_dk4_um_t(rp, src, endptr, atg, erp));
#endif
}

#endif