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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:  * CP1253
   22:  */
   23: 
   24: static const unsigned short cp1253_2uni[128] = {
   25:   /* 0x80 */
   26:   0x20ac, 0xfffd, 0x201a, 0x0192, 0x201e, 0x2026, 0x2020, 0x2021,
   27:   0xfffd, 0x2030, 0xfffd, 0x2039, 0xfffd, 0xfffd, 0xfffd, 0xfffd,
   28:   /* 0x90 */
   29:   0xfffd, 0x2018, 0x2019, 0x201c, 0x201d, 0x2022, 0x2013, 0x2014,
   30:   0xfffd, 0x2122, 0xfffd, 0x203a, 0xfffd, 0xfffd, 0xfffd, 0xfffd,
   31:   /* 0xa0 */
   32:   0x00a0, 0x0385, 0x0386, 0x00a3, 0x00a4, 0x00a5, 0x00a6, 0x00a7,
   33:   0x00a8, 0x00a9, 0xfffd, 0x00ab, 0x00ac, 0x00ad, 0x00ae, 0x2015,
   34:   /* 0xb0 */
   35:   0x00b0, 0x00b1, 0x00b2, 0x00b3, 0x0384, 0x00b5, 0x00b6, 0x00b7,
   36:   0x0388, 0x0389, 0x038a, 0x00bb, 0x038c, 0x00bd, 0x038e, 0x038f,
   37:   /* 0xc0 */
   38:   0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397,
   39:   0x0398, 0x0399, 0x039a, 0x039b, 0x039c, 0x039d, 0x039e, 0x039f,
   40:   /* 0xd0 */
   41:   0x03a0, 0x03a1, 0xfffd, 0x03a3, 0x03a4, 0x03a5, 0x03a6, 0x03a7,
   42:   0x03a8, 0x03a9, 0x03aa, 0x03ab, 0x03ac, 0x03ad, 0x03ae, 0x03af,
   43:   /* 0xe0 */
   44:   0x03b0, 0x03b1, 0x03b2, 0x03b3, 0x03b4, 0x03b5, 0x03b6, 0x03b7,
   45:   0x03b8, 0x03b9, 0x03ba, 0x03bb, 0x03bc, 0x03bd, 0x03be, 0x03bf,
   46:   /* 0xf0 */
   47:   0x03c0, 0x03c1, 0x03c2, 0x03c3, 0x03c4, 0x03c5, 0x03c6, 0x03c7,
   48:   0x03c8, 0x03c9, 0x03ca, 0x03cb, 0x03cc, 0x03cd, 0x03ce, 0xfffd,
   49: };
   50: 
   51: static int
   52: cp1253_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 = cp1253_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 cp1253_page00[32] = {
   70:   0xa0, 0x00, 0x00, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, /* 0xa0-0xa7 */
   71:   0xa8, 0xa9, 0x00, 0xab, 0xac, 0xad, 0xae, 0x00, /* 0xa8-0xaf */
   72:   0xb0, 0xb1, 0xb2, 0xb3, 0x00, 0xb5, 0xb6, 0xb7, /* 0xb0-0xb7 */
   73:   0x00, 0x00, 0x00, 0xbb, 0x00, 0xbd, 0x00, 0x00, /* 0xb8-0xbf */
   74: };
   75: static const unsigned char cp1253_page03[80] = {
   76:   0x00, 0x00, 0x00, 0x00, 0xb4, 0xa1, 0xa2, 0x00, /* 0x80-0x87 */
   77:   0xb8, 0xb9, 0xba, 0x00, 0xbc, 0x00, 0xbe, 0xbf, /* 0x88-0x8f */
   78:   0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0x90-0x97 */
   79:   0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0x98-0x9f */
   80:   0xd0, 0xd1, 0x00, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xa0-0xa7 */
   81:   0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, /* 0xa8-0xaf */
   82:   0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xb0-0xb7 */
   83:   0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xb8-0xbf */
   84:   0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xc0-0xc7 */
   85:   0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0x00, /* 0xc8-0xcf */
   86: };
   87: static const unsigned char cp1253_page20[48] = {
   88:   0x00, 0x00, 0x00, 0x96, 0x97, 0xaf, 0x00, 0x00, /* 0x10-0x17 */
   89:   0x91, 0x92, 0x82, 0x00, 0x93, 0x94, 0x84, 0x00, /* 0x18-0x1f */
   90:   0x86, 0x87, 0x95, 0x00, 0x00, 0x00, 0x85, 0x00, /* 0x20-0x27 */
   91:   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
   92:   0x89, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
   93:   0x00, 0x8b, 0x9b, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
   94: };
   95: 
   96: static int
   97: cp1253_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
   98: {
   99:   unsigned char c = 0;
  100:   if (wc < 0x0080) {
  101:     *r = wc;
  102:     return 1;
  103:   }
  104:   else if (wc >= 0x00a0 && wc < 0x00c0)
  105:     c = cp1253_page00[wc-0x00a0];
  106:   else if (wc == 0x0192)
  107:     c = 0x83;
  108:   else if (wc >= 0x0380 && wc < 0x03d0)
  109:     c = cp1253_page03[wc-0x0380];
  110:   else if (wc >= 0x2010 && wc < 0x2040)
  111:     c = cp1253_page20[wc-0x2010];
  112:   else if (wc == 0x20ac)
  113:     c = 0x80;
  114:   else if (wc == 0x2122)
  115:     c = 0x99;
  116:   if (c != 0) {
  117:     *r = c;
  118:     return 1;
  119:   }
  120:   return RET_ILUNI;
  121: }