lib/mac_arabic.h

   1 /*
   2  * Copyright (C) 1999-2001, 2016 Free Software Foundation, Inc.
   3  * This file is part of the GNU LIBICONV Library.
   4  *
   5  * The GNU LIBICONV Library is free software; you can redistribute it
   6  * and/or modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * The GNU LIBICONV Library is distributed in the hope that it will be
  11  * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public
  16  * License along with the GNU LIBICONV Library; see the file COPYING.LIB.
  17  * If not, see <https://www.gnu.org/licenses/>.
  18  */
  19
  20 /*
  21  * MacArabic
  22  */
  23
  24 static const unsigned short mac_arabic_2uni[128] = {
  25   /* 0x80 */
  26   0x00c4, 0x00a0, 0x00c7, 0x00c9, 0x00d1, 0x00d6, 0x00dc, 0x00e1,
  27   0x00e0, 0x00e2, 0x00e4, 0x06ba, 0x00ab, 0x00e7, 0x00e9, 0x00e8,
  28   /* 0x90 */
  29   0x00ea, 0x00eb, 0x00ed, 0x2026, 0x00ee, 0x00ef, 0x00f1, 0x00f3,
  30   0x00bb, 0x00f4, 0x00f6, 0x00f7, 0x00fa, 0x00f9, 0x00fb, 0x00fc,
  31   /* 0xa0 */
  32   0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0x066a, 0xfffd, 0xfffd,
  33   0xfffd, 0xfffd, 0xfffd, 0xfffd, 0x060c, 0xfffd, 0xfffd, 0xfffd,
  34   /* 0xb0 */
  35   0x0660, 0x0661, 0x0662, 0x0663, 0x0664, 0x0665, 0x0666, 0x0667,
  36   0x0668, 0x0669, 0xfffd, 0x061b, 0xfffd, 0xfffd, 0xfffd, 0x061f,
  37   /* 0xc0 */
  38   0x066d, 0x0621, 0x0622, 0x0623, 0x0624, 0x0625, 0x0626, 0x0627,
  39   0x0628, 0x0629, 0x062a, 0x062b, 0x062c, 0x062d, 0x062e, 0x062f,
  40   /* 0xd0 */
  41   0x0630, 0x0631, 0x0632, 0x0633, 0x0634, 0x0635, 0x0636, 0x0637,
  42   0x0638, 0x0639, 0x063a, 0xfffd, 0xfffd, 0xfffd, 0xfffd, 0xfffd,
  43   /* 0xe0 */
  44   0x0640, 0x0641, 0x0642, 0x0643, 0x0644, 0x0645, 0x0646, 0x0647,
  45   0x0648, 0x0649, 0x064a, 0x064b, 0x064c, 0x064d, 0x064e, 0x064f,
  46   /* 0xf0 */
  47   0x0650, 0x0651, 0x0652, 0x067e, 0x0679, 0x0686, 0x06d5, 0x06a4,
  48   0x06af, 0x0688, 0x0691, 0xfffd, 0xfffd, 0xfffd, 0x0698, 0x06d2,
  49 };
  50
  51 static int
  52 mac_arabic_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n)
  53 {
  54   unsigned char c = *s;
  55   if (c < 0x80) {
  56     *pwc = (ucs4_t) c;
  57     return 1;
  58   }
  59   else {
  60     unsigned short wc = mac_arabic_2uni[c-0x80];
  61     if (wc != 0xfffd) {
  62       *pwc = (ucs4_t) wc;
  63       return 1;
  64     }
  65   }
  66   return RET_ILSEQ;
  67 }
  68
  69 static const unsigned char mac_arabic_page00[96] = {
  70   0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
  71   0x00, 0x00, 0x00, 0x8c, 0x00, 0x00, 0x00, 0x00, /* 0xa8-0xaf */
  72   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xb0-0xb7 */
  73   0x00, 0x00, 0x00, 0x98, 0x00, 0x00, 0x00, 0x00, /* 0xb8-0xbf */
  74   0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x82, /* 0xc0-0xc7 */
  75   0x00, 0x83, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc8-0xcf */
  76   0x00, 0x84, 0x00, 0x00, 0x00, 0x00, 0x85, 0x00, /* 0xd0-0xd7 */
  77   0x00, 0x00, 0x00, 0x00, 0x86, 0x00, 0x00, 0x00, /* 0xd8-0xdf */
  78   0x88, 0x87, 0x89, 0x00, 0x8a, 0x00, 0x00, 0x8d, /* 0xe0-0xe7 */
  79   0x8f, 0x8e, 0x90, 0x91, 0x00, 0x92, 0x94, 0x95, /* 0xe8-0xef */
  80   0x00, 0x96, 0x00, 0x97, 0x99, 0x00, 0x9a, 0x9b, /* 0xf0-0xf7 */
  81   0x00, 0x9d, 0x9c, 0x9e, 0x9f, 0x00, 0x00, 0x00, /* 0xf8-0xff */
  82 };
  83 static const unsigned char mac_arabic_page06[208] = {
  84   0x00, 0x00, 0x00, 0x00, 0xac, 0x00, 0x00, 0x00, /* 0x08-0x0f */
  85   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */
  86   0x00, 0x00, 0x00, 0xbb, 0x00, 0x00, 0x00, 0xbf, /* 0x18-0x1f */
  87   0x00, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0x20-0x27 */
  88   0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0x28-0x2f */
  89   0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0x30-0x37 */
  90   0xd8, 0xd9, 0xda, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
  91   0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0x40-0x47 */
  92   0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0x48-0x4f */
  93   0xf0, 0xf1, 0xf2, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
  94   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */
  95   0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, /* 0x60-0x67 */
  96   0xb8, 0xb9, 0xa5, 0x00, 0x00, 0xc0, 0x00, 0x00, /* 0x68-0x6f */
  97   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
  98   0x00, 0xf4, 0x00, 0x00, 0x00, 0x00, 0xf3, 0x00, /* 0x78-0x7f */
  99   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf5, 0x00, /* 0x80-0x87 */
 100   0xf9, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
 101   0x00, 0xfa, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
 102   0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */
 103   0x00, 0x00, 0x00, 0x00, 0xf7, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
 104   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, /* 0xa8-0xaf */
 105   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xb0-0xb7 */
 106   0x00, 0x00, 0x8b, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xb8-0xbf */
 107   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc0-0xc7 */
 108   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc8-0xcf */
 109   0x00, 0x00, 0xff, 0x00, 0x00, 0xf6, 0x00, 0x00, /* 0xd0-0xd7 */
 110 };
 111
 112 static int
 113 mac_arabic_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
 114 {
 115   unsigned char c = 0;
 116   if (wc < 0x0080) {
 117     *r = wc;
 118     return 1;
 119   }
 120   else if (wc >= 0x00a0 && wc < 0x0100)
 121     c = mac_arabic_page00[wc-0x00a0];
 122   else if (wc >= 0x0608 && wc < 0x06d8)
 123     c = mac_arabic_page06[wc-0x0608];
 124   else if (wc == 0x2026)
 125     c = 0x93;
 126   if (c != 0) {
 127     *r = c;
 128     return 1;
 129   }
 130   return RET_ILUNI;
 131 }