release/src/router/libiconv/lib/cp737.h

   1 /*
   2  * Copyright (C) 1999-2002 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, write to the Free Software Foundation, Inc., 51 Franklin Street,
  18  * Fifth Floor, Boston, MA 02110-1301, USA.
  19  */
  20
  21 /*
  22  * CP737
  23  */
  24
  25 static const unsigned short cp737_2uni[128] = {
  26   /* 0x80 */
  27   0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397, 0x0398,
  28   0x0399, 0x039a, 0x039b, 0x039c, 0x039d, 0x039e, 0x039f, 0x03a0,
  29   /* 0x90 */
  30   0x03a1, 0x03a3, 0x03a4, 0x03a5, 0x03a6, 0x03a7, 0x03a8, 0x03a9,
  31   0x03b1, 0x03b2, 0x03b3, 0x03b4, 0x03b5, 0x03b6, 0x03b7, 0x03b8,
  32   /* 0xa0 */
  33   0x03b9, 0x03ba, 0x03bb, 0x03bc, 0x03bd, 0x03be, 0x03bf, 0x03c0,
  34   0x03c1, 0x03c3, 0x03c2, 0x03c4, 0x03c5, 0x03c6, 0x03c7, 0x03c8,
  35   /* 0xb0 */
  36   0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x2561, 0x2562, 0x2556,
  37   0x2555, 0x2563, 0x2551, 0x2557, 0x255d, 0x255c, 0x255b, 0x2510,
  38   /* 0xc0 */
  39   0x2514, 0x2534, 0x252c, 0x251c, 0x2500, 0x253c, 0x255e, 0x255f,
  40   0x255a, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256c, 0x2567,
  41   /* 0xd0 */
  42   0x2568, 0x2564, 0x2565, 0x2559, 0x2558, 0x2552, 0x2553, 0x256b,
  43   0x256a, 0x2518, 0x250c, 0x2588, 0x2584, 0x258c, 0x2590, 0x2580,
  44   /* 0xe0 */
  45   0x03c9, 0x03ac, 0x03ad, 0x03ae, 0x03ca, 0x03af, 0x03cc, 0x03cd,
  46   0x03cb, 0x03ce, 0x0386, 0x0388, 0x0389, 0x038a, 0x038c, 0x038e,
  47   /* 0xf0 */
  48   0x038f, 0x00b1, 0x2265, 0x2264, 0x03aa, 0x03ab, 0x00f7, 0x2248,
  49   0x00b0, 0x2219, 0x00b7, 0x221a, 0x207f, 0x00b2, 0x25a0, 0x00a0,
  50 };
  51
  52 static int
  53 cp737_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
  54 {
  55   unsigned char c = *s;
  56   if (c < 0x80)
  57     *pwc = (ucs4_t) c;
  58   else
  59     *pwc = (ucs4_t) cp737_2uni[c-0x80];
  60   return 1;
  61 }
  62
  63 static const unsigned char cp737_page00[24] = {
  64   0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
  65   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa8-0xaf */
  66   0xf8, 0xf1, 0xfd, 0x00, 0x00, 0x00, 0x00, 0xfa, /* 0xb0-0xb7 */
  67 };
  68 static const unsigned char cp737_page03[80] = {
  69   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xea, 0x00, /* 0x80-0x87 */
  70   0xeb, 0xec, 0xed, 0x00, 0xee, 0x00, 0xef, 0xf0, /* 0x88-0x8f */
  71   0x00, 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, /* 0x90-0x97 */
  72   0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, /* 0x98-0x9f */
  73   0x8f, 0x90, 0x00, 0x91, 0x92, 0x93, 0x94, 0x95, /* 0xa0-0xa7 */
  74   0x96, 0x97, 0xf4, 0xf5, 0xe1, 0xe2, 0xe3, 0xe5, /* 0xa8-0xaf */
  75   0x00, 0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, /* 0xb0-0xb7 */
  76   0x9f, 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, /* 0xb8-0xbf */
  77   0xa7, 0xa8, 0xaa, 0xa9, 0xab, 0xac, 0xad, 0xae, /* 0xc0-0xc7 */
  78   0xaf, 0xe0, 0xe4, 0xe8, 0xe6, 0xe7, 0xe9, 0x00, /* 0xc8-0xcf */
  79 };
  80 static const unsigned char cp737_page22[80] = {
  81   0x00, 0xf9, 0xfb, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x18-0x1f */
  82   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */
  83   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
  84   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
  85   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
  86   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
  87   0xf7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
  88   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
  89   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */
  90   0x00, 0x00, 0x00, 0x00, 0xf3, 0xf2, 0x00, 0x00, /* 0x60-0x67 */
  91 };
  92 static const unsigned char cp737_page25[168] = {
  93   0xc4, 0x00, 0xb3, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */
  94   0x00, 0x00, 0x00, 0x00, 0xda, 0x00, 0x00, 0x00, /* 0x08-0x0f */
  95   0xbf, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, /* 0x10-0x17 */
  96   0xd9, 0x00, 0x00, 0x00, 0xc3, 0x00, 0x00, 0x00, /* 0x18-0x1f */
  97   0x00, 0x00, 0x00, 0x00, 0xb4, 0x00, 0x00, 0x00, /* 0x20-0x27 */
  98   0x00, 0x00, 0x00, 0x00, 0xc2, 0x00, 0x00, 0x00, /* 0x28-0x2f */
  99   0x00, 0x00, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x00, /* 0x30-0x37 */
 100   0x00, 0x00, 0x00, 0x00, 0xc5, 0x00, 0x00, 0x00, /* 0x38-0x3f */
 101   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
 102   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
 103   0xcd, 0xba, 0xd5, 0xd6, 0xc9, 0xb8, 0xb7, 0xbb, /* 0x50-0x57 */
 104   0xd4, 0xd3, 0xc8, 0xbe, 0xbd, 0xbc, 0xc6, 0xc7, /* 0x58-0x5f */
 105   0xcc, 0xb5, 0xb6, 0xb9, 0xd1, 0xd2, 0xcb, 0xcf, /* 0x60-0x67 */
 106   0xd0, 0xca, 0xd8, 0xd7, 0xce, 0x00, 0x00, 0x00, /* 0x68-0x6f */
 107   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
 108   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */
 109   0xdf, 0x00, 0x00, 0x00, 0xdc, 0x00, 0x00, 0x00, /* 0x80-0x87 */
 110   0xdb, 0x00, 0x00, 0x00, 0xdd, 0x00, 0x00, 0x00, /* 0x88-0x8f */
 111   0xde, 0xb0, 0xb1, 0xb2, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
 112   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */
 113   0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
 114 };
 115
 116 static int
 117 cp737_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
 118 {
 119   unsigned char c = 0;
 120   if (wc < 0x0080) {
 121     *r = wc;
 122     return 1;
 123   }
 124   else if (wc >= 0x00a0 && wc < 0x00b8)
 125     c = cp737_page00[wc-0x00a0];
 126   else if (wc == 0x00f7)
 127     c = 0xf6;
 128   else if (wc >= 0x0380 && wc < 0x03d0)
 129     c = cp737_page03[wc-0x0380];
 130   else if (wc == 0x207f)
 131     c = 0xfc;
 132   else if (wc >= 0x2218 && wc < 0x2268)
 133     c = cp737_page22[wc-0x2218];
 134   else if (wc >= 0x2500 && wc < 0x25a8)
 135     c = cp737_page25[wc-0x2500];
 136   if (c != 0) {
 137     *r = c;
 138     return 1;
 139   }
 140   return RET_ILUNI;
 141 }