File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / libiconv / lib / cp1254.h
Revision 1.1.1.2 (vendor branch): download - view: text, annotated - select for diffs - revision graph
Wed Mar 17 13:38:46 2021 UTC (3 years, 3 months ago) by misho
Branches: libiconv, MAIN
CVS tags: v1_16p0, HEAD
libiconv 1.16

    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:  * CP1254
   22:  */
   23: 
   24: static const unsigned short cp1254_2uni_1[32] = {
   25:   /* 0x80 */
   26:   0x20ac, 0xfffd, 0x201a, 0x0192, 0x201e, 0x2026, 0x2020, 0x2021,
   27:   0x02c6, 0x2030, 0x0160, 0x2039, 0x0152, 0xfffd, 0xfffd, 0xfffd,
   28:   /* 0x90 */
   29:   0xfffd, 0x2018, 0x2019, 0x201c, 0x201d, 0x2022, 0x2013, 0x2014,
   30:   0x02dc, 0x2122, 0x0161, 0x203a, 0x0153, 0xfffd, 0xfffd, 0x0178,
   31: };
   32: static const unsigned short cp1254_2uni_2[16] = {
   33:   /* 0xd0 */
   34:   0x011e, 0x00d1, 0x00d2, 0x00d3, 0x00d4, 0x00d5, 0x00d6, 0x00d7,
   35:   0x00d8, 0x00d9, 0x00da, 0x00db, 0x00dc, 0x0130, 0x015e, 0x00df,
   36: };
   37: static const unsigned short cp1254_2uni_3[16] = {
   38:   /* 0xf0 */
   39:   0x011f, 0x00f1, 0x00f2, 0x00f3, 0x00f4, 0x00f5, 0x00f6, 0x00f7,
   40:   0x00f8, 0x00f9, 0x00fa, 0x00fb, 0x00fc, 0x0131, 0x015f, 0x00ff,
   41: };
   42: 
   43: static int
   44: cp1254_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n)
   45: {
   46:   unsigned char c = *s;
   47:   if (c < 0x80) {
   48:     *pwc = (ucs4_t) c;
   49:     return 1;
   50:   }
   51:   else if (c < 0xa0) {
   52:     unsigned short wc = cp1254_2uni_1[c-0x80];
   53:     if (wc != 0xfffd) {
   54:       *pwc = (ucs4_t) wc;
   55:       return 1;
   56:     }
   57:   }
   58:   else if (c < 0xd0) {
   59:     *pwc = (ucs4_t) c;
   60:     return 1;
   61:   }
   62:   else if (c < 0xe0) {
   63:     *pwc = (ucs4_t) cp1254_2uni_2[c-0xd0];
   64:     return 1;
   65:   }
   66:   else if (c < 0xf0) {
   67:     *pwc = (ucs4_t) c;
   68:     return 1;
   69:   }
   70:   else {
   71:     *pwc = (ucs4_t) cp1254_2uni_3[c-0xf0];
   72:     return 1;
   73:   }
   74:   return RET_ILSEQ;
   75: }
   76: 
   77: static const unsigned char cp1254_page00[48] = {
   78:   0x00, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xd0-0xd7 */
   79:   0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0x00, 0x00, 0xdf, /* 0xd8-0xdf */
   80:   0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xe0-0xe7 */
   81:   0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xe8-0xef */
   82:   0x00, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xf0-0xf7 */
   83:   0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0x00, 0x00, 0xff, /* 0xf8-0xff */
   84: };
   85: static const unsigned char cp1254_page01[128] = {
   86:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd0, 0xf0, /* 0x18-0x1f */
   87:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */
   88:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
   89:   0xdd, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
   90:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
   91:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
   92:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
   93:   0x00, 0x00, 0x8c, 0x9c, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
   94:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xde, 0xfe, /* 0x58-0x5f */
   95:   0x8a, 0x9a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60-0x67 */
   96:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */
   97:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
   98:   0x9f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */
   99:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x80-0x87 */
  100:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
  101:   0x00, 0x00, 0x83, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
  102: };
  103: static const unsigned char cp1254_page02[32] = {
  104:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x88, 0x00, /* 0xc0-0xc7 */
  105:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc8-0xcf */
  106:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xd0-0xd7 */
  107:   0x00, 0x00, 0x00, 0x00, 0x98, 0x00, 0x00, 0x00, /* 0xd8-0xdf */
  108: };
  109: static const unsigned char cp1254_page20[48] = {
  110:   0x00, 0x00, 0x00, 0x96, 0x97, 0x00, 0x00, 0x00, /* 0x10-0x17 */
  111:   0x91, 0x92, 0x82, 0x00, 0x93, 0x94, 0x84, 0x00, /* 0x18-0x1f */
  112:   0x86, 0x87, 0x95, 0x00, 0x00, 0x00, 0x85, 0x00, /* 0x20-0x27 */
  113:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
  114:   0x89, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
  115:   0x00, 0x8b, 0x9b, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
  116: };
  117: 
  118: static int
  119: cp1254_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
  120: {
  121:   unsigned char c = 0;
  122:   if (wc < 0x0080) {
  123:     *r = wc;
  124:     return 1;
  125:   }
  126:   else if (wc >= 0x00a0 && wc < 0x00d0)
  127:     c = wc;
  128:   else if (wc >= 0x00d0 && wc < 0x0100)
  129:     c = cp1254_page00[wc-0x00d0];
  130:   else if (wc >= 0x0118 && wc < 0x0198)
  131:     c = cp1254_page01[wc-0x0118];
  132:   else if (wc >= 0x02c0 && wc < 0x02e0)
  133:     c = cp1254_page02[wc-0x02c0];
  134:   else if (wc >= 0x2010 && wc < 0x2040)
  135:     c = cp1254_page20[wc-0x2010];
  136:   else if (wc == 0x20ac)
  137:     c = 0x80;
  138:   else if (wc == 0x2122)
  139:     c = 0x99;
  140:   if (c != 0) {
  141:     *r = c;
  142:     return 1;
  143:   }
  144:   return RET_ILUNI;
  145: }

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