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Annotation of embedaddon/libiconv/lib/jisx0201.h, revision 1.1

1.1     ! misho       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:  * JISX0201.1976-0
        !            23:  */
        !            24: 
        !            25: static int
        !            26: jisx0201_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
        !            27: {
        !            28:   unsigned char c = *s;
        !            29:   if (c < 0x80) {
        !            30:     if (c == 0x5c)
        !            31:       *pwc = (ucs4_t) 0x00a5;
        !            32:     else if (c == 0x7e)
        !            33:       *pwc = (ucs4_t) 0x203e;
        !            34:     else
        !            35:       *pwc = (ucs4_t) c;
        !            36:     return 1;
        !            37:   } else {
        !            38:     if (c >= 0xa1 && c < 0xe0) {
        !            39:       *pwc = (ucs4_t) c + 0xfec0;
        !            40:       return 1;
        !            41:     }
        !            42:   }
        !            43:   return RET_ILSEQ;
        !            44: }
        !            45: 
        !            46: static int
        !            47: jisx0201_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
        !            48: {
        !            49:   if (wc < 0x0080 && !(wc == 0x005c || wc == 0x007e)) {
        !            50:     *r = wc;
        !            51:     return 1;
        !            52:   }
        !            53:   if (wc == 0x00a5) {
        !            54:     *r = 0x5c;
        !            55:     return 1;
        !            56:   }
        !            57:   if (wc == 0x203e) {
        !            58:     *r = 0x7e;
        !            59:     return 1;
        !            60:   }
        !            61:   if (wc >= 0xff61 && wc < 0xffa0) {
        !            62:     *r = wc - 0xfec0;
        !            63:     return 1;
        !            64:   }
        !            65:   return RET_ILUNI;
        !            66: }