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%% options
copyright owner = Dirk Krause
copyright year = 2015-xxxx
license = bsd
%% header
/** @file
Retrieve short int value from
wchar_t string in hexadecimal notation.
*/
#ifndef DK4CONF_H_INCLUDED
#include "dk4conf.h"
#endif
#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, hexadecimal 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_hex_short(
short *rp,
const wchar_t *src,
const wchar_t **endptr,
int atg,
dk4_er_t *erp
);
#ifdef __cplusplus
}
#endif
%% module
#include "dk4maiwhdi.h"
#include "dk4maiwhis.h"
#include "dk4numco.h"
int
dk4ma_input_wc_hex_short(
short *rp,
const wchar_t *src,
const wchar_t **endptr,
int atg,
dk4_er_t *erp
)
{
dk4_im_t res;
int back = 0;
if (0 != dk4ma_input_wc_hex_dk4_im_t(&res, src, endptr, atg, erp)) {
if (((dk4_im_t)(SHRT_MIN) <= res) && (((dk4_im_t)(SHRT_MAX)) >= res)) {
*rp = (short)res;
back = 1;
} else {
dk4error_set_simple_error_code(erp, DK4_E_MATH_OVERFLOW);
}
}
return back;
}
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