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%%	options

copyright owner	=	Dirk Krause
copyright year	=	2015-xxxx
SPDX-License-Identifier:	BSD-3-Clause



%%	header

/**	@file
	Retrieve int value from
	dkChar string in hexadecimal notation.
*/

#ifndef DK4CONF_H_INCLUDED
#if DK4_BUILDING_DKTOOLS4
#include "dk4conf.h"
#else
#include <dktools-4/dk4conf.h>
#endif
#endif

#ifndef DK4TYPES_H_INCLUDED
#if DK4_BUILDING_DKTOOLS4
#include "dk4types.h"
#else
#include <dktools-4/dk4types.h>
#endif
#endif

#ifndef DK4ERROR_H_INCLUDED
#if DK4_BUILDING_DKTOOLS4
#include "dk4error.h"
#else
#include <dktools-4/dk4error.h>
#endif
#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.
	@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_dk_hex_int(
  int		 *rp,
  const dkChar	 *src,
  const dkChar	**endptr,
  int		  atg,
  dk4_er_t	 *erp
);

#ifdef __cplusplus
}
#endif



%%	module

#include "dk4conf.h"
#include "dk4maidhii.h"

#if DK4_CHAR_SIZE > 1
#if DK4_CHAR_SIZE == DK4_SIZEOF_WCHAR_T
#include "dk4maiwhii.h"
#else
#error "Illegal dkChar size!"
#endif
#else
#include "dk4mai8hii.h"
#endif

#if	DK4_HAVE_ASSERT_H
#ifndef	ASSERT_H_INCLUDED
#include <assert.h>
#define	ASSERT_H_INCLUDED 1
#endif
#endif


int
dk4ma_input_dk_hex_int(
  int		 *rp,
  const dkChar	 *src,
  const dkChar	**endptr,
  int		  atg,
  dk4_er_t	 *erp
)
{
#if	DK4_USE_ASSERT
  assert(NULL != rp);
  assert(NULL != src);
#endif
#if DK4_CHAR_SIZE > 1
  return ( dk4ma_input_wc_hex_int(rp, src, endptr, atg, erp));
#else
  return ( dk4ma_input_c8_hex_int(rp, src, endptr, atg, erp));
#endif
}