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libiconv 1.16

    1: /*
    2:  * Copyright (C) 1999-2002, 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:  * CP1161
   22:  */
   23: 
   24: static const unsigned short cp1161_2uni[96] = {
   25:   /* 0xa0 */
   26:   0x0e48, 0x0e01, 0x0e02, 0x0e03, 0x0e04, 0x0e05, 0x0e06, 0x0e07,
   27:   0x0e08, 0x0e09, 0x0e0a, 0x0e0b, 0x0e0c, 0x0e0d, 0x0e0e, 0x0e0f,
   28:   /* 0xb0 */
   29:   0x0e10, 0x0e11, 0x0e12, 0x0e13, 0x0e14, 0x0e15, 0x0e16, 0x0e17,
   30:   0x0e18, 0x0e19, 0x0e1a, 0x0e1b, 0x0e1c, 0x0e1d, 0x0e1e, 0x0e1f,
   31:   /* 0xc0 */
   32:   0x0e20, 0x0e21, 0x0e22, 0x0e23, 0x0e24, 0x0e25, 0x0e26, 0x0e27,
   33:   0x0e28, 0x0e29, 0x0e2a, 0x0e2b, 0x0e2c, 0x0e2d, 0x0e2e, 0x0e2f,
   34:   /* 0xd0 */
   35:   0x0e30, 0x0e31, 0x0e32, 0x0e33, 0x0e34, 0x0e35, 0x0e36, 0x0e37,
   36:   0x0e38, 0x0e39, 0x0e3a, 0x0e49, 0x0e4a, 0x0e4b, 0x20ac, 0x0e3f,
   37:   /* 0xe0 */
   38:   0x0e40, 0x0e41, 0x0e42, 0x0e43, 0x0e44, 0x0e45, 0x0e46, 0x0e47,
   39:   0x0e48, 0x0e49, 0x0e4a, 0x0e4b, 0x0e4c, 0x0e4d, 0x0e4e, 0x0e4f,
   40:   /* 0xf0 */
   41:   0x0e50, 0x0e51, 0x0e52, 0x0e53, 0x0e54, 0x0e55, 0x0e56, 0x0e57,
   42:   0x0e58, 0x0e59, 0x0e5a, 0x0e5b, 0x00a2, 0x00ac, 0x00a6, 0x00a0,
   43: };
   44: 
   45: static int
   46: cp1161_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n)
   47: {
   48:   unsigned char c = *s;
   49:   if (c < 0x80) {
   50:     *pwc = (ucs4_t) c;
   51:     return 1;
   52:   }
   53:   else if (c < 0xa0) {
   54:   }
   55:   else {
   56:     *pwc = (ucs4_t) cp1161_2uni[c-0xa0];
   57:     return 1;
   58:   }
   59:   return RET_ILSEQ;
   60: }
   61: 
   62: static const unsigned char cp1161_page00[16] = {
   63:   0xff, 0x00, 0xfc, 0x00, 0x00, 0x00, 0xfe, 0x00, /* 0xa0-0xa7 */
   64:   0x00, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x00, 0x00, /* 0xa8-0xaf */
   65: };
   66: 
   67: static int
   68: cp1161_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
   69: {
   70:   unsigned char c = 0;
   71:   if (wc < 0x0080) {
   72:     *r = wc;
   73:     return 1;
   74:   }
   75:   else if (wc >= 0x00a0 && wc < 0x00b0)
   76:     c = cp1161_page00[wc-0x00a0];
   77:   else if (wc >= 0x0e48 && wc < 0x0e4c)
   78:     c = wc-0x0d60;
   79:   else if (wc >= 0x0e00 && wc < 0x0e60)
   80:     c = cp874_page0e[wc-0x0e00];
   81:   else if (wc == 0x20ac)
   82:     c = 0xde;
   83:   if (c != 0) {
   84:     *r = c;
   85:     return 1;
   86:   }
   87:   return RET_ILUNI;
   88: }