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path: root/support/dktools/dk4ansi.c
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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: dk4ansi.ctr
*/

/**	@file dk4ansi.c The dk4ansi module.
*/


#line 69 "dk4ansi.ctr"

#include "dk4conf.h"

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

#include "dk4ansi.h"
#include "dk4numco.h"


int
dk4ansi_encode(unsigned char *dptr, dk4_c32_t c32)
{
  int	back	=	0;
#if	DK4_USE_ASSERT
  assert(NULL != dptr);
#endif
  if (NULL != dptr) {
    if (dkC32(0x80) > c32) {
      *dptr = (unsigned char)c32;
      back = 1;
    } else {
      if ((dkC32(0x9F) < c32) && (dkC32(0x0100) > c32)) {
        *dptr = (unsigned char)c32;
	back = 1;
      } else {
        if ((dk4_c32_t)INT_MAX > c32) {
	  switch ((int)c32) {
            case 0x20AC: { *dptr = (unsigned char)0x80; back = 1; } break;
            case 0x0081: { *dptr = (unsigned char)0x81; back = 1; } break;
            case 0x201A: { *dptr = (unsigned char)0x82; back = 1; } break;
            case 0x0192: { *dptr = (unsigned char)0x83; back = 1; } break;
            case 0x201E: { *dptr = (unsigned char)0x84; back = 1; } break;
            case 0x2026: { *dptr = (unsigned char)0x85; back = 1; } break;
            case 0x2020: { *dptr = (unsigned char)0x86; back = 1; } break;
            case 0x2021: { *dptr = (unsigned char)0x87; back = 1; } break;
            case 0x02C6: { *dptr = (unsigned char)0x88; back = 1; } break;
            case 0x2030: { *dptr = (unsigned char)0x89; back = 1; } break;
            case 0x0160: { *dptr = (unsigned char)0x8A; back = 1; } break;
            case 0x2039: { *dptr = (unsigned char)0x8B; back = 1; } break;
            case 0x0152: { *dptr = (unsigned char)0x8C; back = 1; } break;
            case 0x008D: { *dptr = (unsigned char)0x8D; back = 1; } break;
            case 0x017D: { *dptr = (unsigned char)0x8E; back = 1; } break;
            case 0x008F: { *dptr = (unsigned char)0x8F; back = 1; } break;
            case 0x0090: { *dptr = (unsigned char)0x90; back = 1; } break;
            case 0x2018: { *dptr = (unsigned char)0x91; back = 1; } break;
            case 0x2019: { *dptr = (unsigned char)0x92; back = 1; } break;
            case 0x201C: { *dptr = (unsigned char)0x93; back = 1; } break;
            case 0x201D: { *dptr = (unsigned char)0x94; back = 1; } break;
            case 0x2022: { *dptr = (unsigned char)0x95; back = 1; } break;
            case 0x2013: { *dptr = (unsigned char)0x96; back = 1; } break;
            case 0x2014: { *dptr = (unsigned char)0x97; back = 1; } break;
            case 0x02DC: { *dptr = (unsigned char)0x98; back = 1; } break;
            case 0x2122: { *dptr = (unsigned char)0x99; back = 1; } break;
            case 0x0161: { *dptr = (unsigned char)0x9A; back = 1; } break;
            case 0x203A: { *dptr = (unsigned char)0x9B; back = 1; } break;
            case 0x0153: { *dptr = (unsigned char)0x9C; back = 1; } break;
            case 0x009D: { *dptr = (unsigned char)0x9D; back = 1; } break;
            case 0x017E: { *dptr = (unsigned char)0x9E; back = 1; } break;
            case 0x0178: { *dptr = (unsigned char)0x9F; back = 1; } break;
	  }
	}
      }
    }
  }
  return back;
}



int
dk4ansi_decode(dk4_c32_t *dptr, unsigned char uc)
{
  int	back	=	0;
#if	DK4_USE_ASSERT
  assert(NULL != dptr);
#endif
  if (NULL != dptr) {
    if (0x80 > uc) {
      *dptr = (dk4_c32_t)uc;
      back = 1;
    } else {
      if (0x9F < uc) {
        *dptr = (dk4_c32_t)uc;
	back = 1;
      } else {
        switch ((int)uc) {
	  case 0x80: { *dptr = dkC32(0x20AC); back = 1; } break;
	  case 0x81: { *dptr = dkC32(0x0081); back = 1; } break;
	  case 0x82: { *dptr = dkC32(0x201A); back = 1; } break;
	  case 0x83: { *dptr = dkC32(0x0192); back = 1; } break;
	  case 0x84: { *dptr = dkC32(0x201E); back = 1; } break;
	  case 0x85: { *dptr = dkC32(0x2026); back = 1; } break;
	  case 0x86: { *dptr = dkC32(0x2020); back = 1; } break;
	  case 0x87: { *dptr = dkC32(0x2021); back = 1; } break;
	  case 0x88: { *dptr = dkC32(0x02C6); back = 1; } break;
	  case 0x89: { *dptr = dkC32(0x2030); back = 1; } break;
	  case 0x8A: { *dptr = dkC32(0x0160); back = 1; } break;
	  case 0x8B: { *dptr = dkC32(0x2039); back = 1; } break;
	  case 0x8C: { *dptr = dkC32(0x0152); back = 1; } break;
	  case 0x8D: { *dptr = dkC32(0x008D); back = 1; } break;
	  case 0x8E: { *dptr = dkC32(0x017D); back = 1; } break;
	  case 0x8F: { *dptr = dkC32(0x008F); back = 1; } break;
	  case 0x90: { *dptr = dkC32(0x0090); back = 1; } break;
	  case 0x91: { *dptr = dkC32(0x2018); back = 1; } break;
	  case 0x92: { *dptr = dkC32(0x2019); back = 1; } break;
	  case 0x93: { *dptr = dkC32(0x201C); back = 1; } break;
	  case 0x94: { *dptr = dkC32(0x201D); back = 1; } break;
	  case 0x95: { *dptr = dkC32(0x2022); back = 1; } break;
	  case 0x96: { *dptr = dkC32(0x2013); back = 1; } break;
	  case 0x97: { *dptr = dkC32(0x2014); back = 1; } break;
	  case 0x98: { *dptr = dkC32(0x02DC); back = 1; } break;
	  case 0x99: { *dptr = dkC32(0x2122); back = 1; } break;
	  case 0x9A: { *dptr = dkC32(0x0161); back = 1; } break;
	  case 0x9B: { *dptr = dkC32(0x203A); back = 1; } break;
	  case 0x9C: { *dptr = dkC32(0x0153); back = 1; } break;
	  case 0x9D: { *dptr = dkC32(0x009D); back = 1; } break;
	  case 0x9E: { *dptr = dkC32(0x017E); back = 1; } break;
	  case 0x9F: { *dptr = dkC32(0x0178); back = 1; } break;
	}
      }
    }
  }
  return back;
}