279 lines
5 KiB
C
279 lines
5 KiB
C
/*
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* Copyright (c) 1991-1994 Sony Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL SONY CORPORATION BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of Sony Corporation
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* shall not be used in advertising or otherwise to promote the sale, use
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* or other dealings in this Software without prior written authorization
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* from Sony Corporation.
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*
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*/
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/*
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* $SonyRCSfile: getkanji.c,v $
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* $SonyRevision: 1.1 $
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* $SonyDate: 1994/06/03 08:01:49 $
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*/
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#include "sj_euc.h"
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#include "sj_kcnv.h"
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Static Uchar *code2kanji();
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Int codesize();
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Uchar *getkan_none(s, d, ym, yl, flg)
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Uchar *s;
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Uchar *d;
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Uchar *ym;
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Int yl;
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Int flg;
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{
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return d;
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}
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Uchar *getkan_hira(s, d, ym, yl, flg)
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Uchar *d;
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Reg2 Uchar *ym;
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Uchar *s;
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Int yl;
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Int flg;
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{
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Reg1 Int cnt, csize;
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csize = codesize(*s);
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cnt = (*s & KanjiCodeMask) + 1;
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if (flg && (s[csize] == KanjiStrEnd)) ym += (yl - cnt) * 2;
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cnt *= 2;
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while (cnt-- > 0) *d++ = *ym++;
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return d;
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}
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Uchar *getkan_kata(s, d, ym, yl, flg)
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Reg1 Uchar *d;
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Reg2 Uchar *ym;
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Uchar *s;
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Int flg;
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{
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Reg3 Int cnt, csize;
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Reg4 Uchar ch;
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csize = codesize(*s);
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cnt = (*s & KanjiCodeMask) + 1;
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if (flg && (s[csize] == KanjiStrEnd)) ym += (yl - cnt) * 2;
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while (cnt-- > 0) {
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if (*ym == 0xa4) {
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ch = *++ym;
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if (0xa1 <= ch && ch <= 0xf3) {
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*d++ = 0xa5;
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}
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else {
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*d++ = 0xa4;
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}
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*d++ = ch;
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ym++;
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}
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else {
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*d++ = *ym++;
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*d++ = *ym++;
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}
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}
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return d;
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}
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Uchar *getkan_knj(s, d, ym, yl, flg)
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Uchar *s;
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Uchar *d;
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Uchar *ym;
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Int yl;
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Int flg;
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{
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return code2kanji(askknj[*s & KnjAssyukuMask], d, ym, yl, flg);
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}
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Uchar *getkan_ofs(s, d, ym, yl, flg)
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Uchar *s;
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Uchar *d;
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Uchar *ym;
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Int yl;
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Int flg;
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{
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return code2kanji(dicbuf + ((*s & KanjiCodeMask) << 8) + *(s + 1),
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d, ym, yl, flg);
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}
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Uchar *getkan_norm(s, d, ym, yl, flg)
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Uchar *s;
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Uchar *d;
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Uchar *ym;
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Int yl;
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Int flg;
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{
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Reg2 Int i, csize;
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Reg2 Uchar c;
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if (*s != 0) {
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c = s[1];
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if (c & 0x80)
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*d++ = SS3;
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*d++ = *s | 0x80;
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*d++ = c | 0x80;
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} else {
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*d++ = *s;
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}
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return d;
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}
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Uchar *getkan_ascii(s, d, ym, yl, flg)
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Uchar *s;
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Uchar *d;
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Uchar *ym;
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Int yl;
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Int flg;
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{
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Reg2 Uchar c;
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c = s[1];
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if (c & 0x80)
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*d++ = SS2;
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*d++ = c;
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return d;
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}
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Static Uchar *code2kanji(s, d, ym, yl, flg)
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Uchar *s;
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Uchar *d;
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Uchar *ym;
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Int yl;
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Int flg;
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{
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Reg2 Int csize;
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for ( ; ; ) {
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csize = codesize(*s);
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if (s[csize] == KanjiStrEnd) {
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switch(*s & KanjiModeMask) {
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case ZenHiraAssyuku:
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d = getkan_hira(s, d, ym, yl, flg); break;
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case ZenKataAssyuku:
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d = getkan_kata(s, d, ym, yl, flg); break;
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case OffsetAssyuku:
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d = getkan_ofs(s, d, ym, yl, flg); break;
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case AiAttribute:
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d = getkan_none(s, d, ym, yl, flg); break;
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case LeadingHankaku:
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d = getkan_ascii(s, d, ym, yl, flg); break;
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case KanjiAssyuku:
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d = getkan_knj(s, d, ym, yl, flg); break;
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default:
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d = getkan_norm(s, d, ym, yl, flg);
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}
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break;
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}
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else
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switch(*s & KanjiModeMask) {
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case ZenHiraAssyuku:
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d = getkan_hira(s, d, ym, yl, FALSE); break;
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case ZenKataAssyuku:
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d = getkan_kata(s, d, ym, yl, FALSE); break;
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case OffsetAssyuku:
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d = getkan_ofs(s, d, ym, yl, FALSE); break;
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case AiAttribute:
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d = getkan_none(s, d, ym, yl, FALSE); break;
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case LeadingHankaku:
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d = getkan_ascii(s, d, ym, yl, FALSE); break;
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case KanjiAssyuku:
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d = getkan_knj(s, d, ym, yl, FALSE); break;
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default:
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d = getkan_norm(s, d, ym, yl, FALSE);
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}
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s += codesize(*s);
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}
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return d;
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}
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Int getkanji(ym, yl, ptr, buf)
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Uchar *ym;
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Int yl;
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Uchar *ptr;
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Uchar *buf;
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{
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Uchar *q;
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q = code2kanji(ptr, buf, ym, yl, TRUE);
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return q - buf;
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}
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