1 /* 2 * Copyright (C) 1999-2001 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 * TIS620.2533-1 23 */ 24 25 static int 26 tis620_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) 27 { 28 unsigned char c = *s; 29 if (c < 0x80) { 30 *pwc = (ucs4_t) c; 31 return 1; 32 } 33 else if (c >= 0xa1 && c <= 0xfb && !(c >= 0xdb && c <= 0xde)) { 34 *pwc = (ucs4_t) (c + 0x0d60); 35 return 1; 36 } 37 return RET_ILSEQ; 38 } 39 40 static int 41 tis620_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) 42 { 43 if (wc < 0x0080) { 44 *r = wc; 45 return 1; 46 } 47 else if (wc >= 0x0e01 && wc <= 0x0e5b && !(wc >= 0x0e3b && wc <= 0x0e3e)) { 48 *r = wc-0x0d60; 49 return 1; 50 } 51 return RET_ILUNI; 52 } 53