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/*
Copyright (C) 2015-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/

/*
	WARNING: This file was generated by the dkct program (see
	http://dktools.sourceforge.net/ for details).
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: dk4rec24.ctr
*/

/**	@file dk4rec24.c The dk4rec24 module.
*/


#line 75 "dk4rec24.ctr"

#include "dk4conf.h"
#include "dk4rec24.h"
#include "dk4rec26.h"

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



#line 88 "dk4rec24.ctr"


int
dk4recode_wchar_t_to_char(
  char *dstb, size_t szdstb, const wchar_t *src, dk4_er_t *erp
)
{
  size_t	 used = 0;
  int		 back = 0;
#if	DK4_USE_ASSERT
  assert(NULL != dstb);
  assert(0 < szdstb);
  assert(NULL != src);
#endif
  if ((NULL != dstb) && (NULL != src) && (0 < szdstb)) {
    back = 1;
    while ((L'\0' != *src) && (1 == back)) {
      if (128UL > dk4recode_wc_to_ul(*src)) {
        dstb[used++] = (char)(*(src++));
      } else {
        dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
	back = 0;
      }
    }
    if (used < szdstb) {
      dstb[used] = '\0';
    } else {
      dstb[szdstb-1] = '\0';
      dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
      back = 0;
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
}