332 lines
6.9 KiB
C
332 lines
6.9 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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#include <sys/types.h>
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#include "sj_kcnv.h"
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#include "sj_yomi.h"
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#include "sj_suuji.h"
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#include "kanakan.h"
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static int
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word2char(unsigned short wd, unsigned char* tbl, int keta, int flg) {
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int mask;
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int num;
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unsigned char* src;
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for(mask = 0x1000; mask; mask >>= 4) {
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switch(num = (unsigned int)wd / mask) {
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case 0:
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break;
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case _Num0:
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if(!flg) break;
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default:
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src = tbl + (num - _Num0) * 2;
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*kanjitmp++ = *src++;
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*kanjitmp++ = *src;
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flg = TRUE;
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if(keta && !(keta % 3)) {
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*kanjitmp++ = CommaHigh;
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*kanjitmp++ = CommaLow;
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}
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}
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if(keta) keta--;
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wd &= (mask - 1);
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}
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return flg;
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}
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static void
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words2num(unsigned short* wd, unsigned char* tbl, int flgc) {
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int i;
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int keta;
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int flg;
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unsigned char* kp = kanjitmp;
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if(flgc) {
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keta = NumKetaLength - 1;
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flg = FALSE;
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} else {
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keta = 0;
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flg = TRUE;
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}
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for(i = NumWordBuf; i-- > 0;) {
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flg = word2char(*(wd + i), tbl, keta, flg);
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if(keta) keta -= 4;
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}
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if(kp == kanjitmp) {
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*kanjitmp++ = *tbl++;
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*kanjitmp++ = *tbl;
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}
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}
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void num_type00(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned short num[NumWordBuf];
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setwdnum(s1, (int)jrec->numlen, num);
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words2num(num, Num1tbl, FALSE);
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}
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void num_type01(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned short num[NumWordBuf];
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setwdnum(s1, (int)jrec->numlen, num);
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words2num(num, Num1tbl, FALSE);
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}
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void num_type02(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned short num[NumWordBuf];
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setwdnum(s1, (int)jrec->numlen, num);
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words2num(num, Num1tbl, TRUE);
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}
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void num_type03(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned short num[NumWordBuf];
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setwdnum(s1, (int)jrec->numlen, num);
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words2num(num, Num2tbl, FALSE);
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}
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void num_type04(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned short num[NumWordBuf];
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setwdnum(s1, (int)jrec->numlen, num);
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words2num(num, Num2tbl, FALSE);
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}
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void num_type05(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned short num[NumWordBuf];
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setwdnum(s1, (int)jrec->numlen, num);
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words2num(num, Num2tbl, TRUE);
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}
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void num_type06(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned short num[NumWordBuf];
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setwdnum(s1, (int)jrec->numlen, num);
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words2num(num, Num3tbl, FALSE);
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}
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void num_type07(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned short num[NumWordBuf];
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setwdnum(s1, (int)jrec->numlen, num);
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words2num(num, Num3tbl, FALSE);
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}
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static void
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kan_num(unsigned short* wd, unsigned char* tbl1, unsigned char* tbl2) {
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int ii;
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unsigned short tmp;
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int mask;
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int num;
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int flg;
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unsigned char* kurai1;
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unsigned char* kurai2;
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unsigned char* src;
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unsigned char* keep = kanjitmp;
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kurai2 = Num6tbl - 2;
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mask = 0;
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wd += NumWordBuf - 1;
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flg = FALSE;
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for(ii = NumKetaLength; ii-- > 0;) {
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if(!mask) {
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if(flg) {
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*kanjitmp++ = *kurai2++;
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*kanjitmp++ = *kurai2++;
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} else
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kurai2 += 2;
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mask = 0x1000;
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tmp = *wd--;
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flg = FALSE;
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kurai1 = tbl2;
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}
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if((num = (unsigned int)tmp / mask) > _Num0) {
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if((num != _Num1) || !*kurai1) {
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src = tbl1 + (num - _Num0) * 2;
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*kanjitmp++ = *src++;
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*kanjitmp++ = *src;
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}
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if(*kurai1) {
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*kanjitmp++ = *kurai1++;
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*kanjitmp++ = *kurai1++;
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}
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flg = TRUE;
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}
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else
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kurai1 += 2;
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tmp &= (mask - 1);
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mask >>= 4;
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}
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if(kanjitmp == keep) {
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*kanjitmp++ = *tbl1++;
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*kanjitmp++ = *tbl1;
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}
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}
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void num_type08(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned short num[NumWordBuf];
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setwdnum(s1, (int)jrec->numlen, num);
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kan_num(num, Num2tbl, Num4tbl);
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}
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void num_type09(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned short num[NumWordBuf];
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setwdnum(s1, (int)jrec->numlen, num);
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kan_num(num, Num3tbl, Num5tbl);
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}
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void num_type10(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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int i;
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for(i = jrec->numlen; i > 0; i--) {
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if(Chrtbl[*s1++] & NUMBER) {
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*kanjitmp++ = *s2++;
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*kanjitmp++ = *s2++;
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}
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else
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s2 += euc_codesize(*s2);
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}
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}
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void num_type11(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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int i;
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int j;
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i = j = jrec->numlen;
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if(!(Chrtbl[*(s1 + j - 4)] & NUMBER)) j -= (j - 1) / 4;
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for(; i > 0; i--) {
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if(Chrtbl[*s1++] & NUMBER) {
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*kanjitmp++ = *s2++;
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*kanjitmp++ = *s2++;
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if(--j > 0) {
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if((j % 3) == 0) {
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*kanjitmp++ = CommaHigh;
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*kanjitmp++ = CommaLow;
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}
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}
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}
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else
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s2 += euc_codesize(*s2);
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}
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}
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void num_type12(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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int i;
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int j;
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for(i = jrec->numlen; i > 0; i--) {
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if(Chrtbl[j = *s1++] & NUMBER) {
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j = (j - N_0) * 2;
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*kanjitmp++ = Num2tbl[j];
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*kanjitmp++ = Num2tbl[j + 1];
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}
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}
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}
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static void
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num_kurai(unsigned char* p, int len, unsigned char* tbl) {
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int i;
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int j;
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unsigned char tmp;
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for(i = 0; i < len; i++) {
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tmp = *p++;
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*kanjitmp++ = tbl[j = ((tmp & 0x0f) - _Num0) * 2];
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*kanjitmp++ = tbl[j + 1];
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if((j = ((tmp >> 4) & 3)) != 0) {
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*kanjitmp++ = Num4tbl[j = (3 - j) * 2];
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*kanjitmp++ = Num4tbl[j + 1];
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}
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if((j = ((tmp >> 6) & 3)) != 0) {
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*kanjitmp++ = Num6tbl[j = (3 - j) * 2];
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*kanjitmp++ = Num6tbl[j + 1];
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}
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}
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}
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void num_type13(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned char num[NumKetaLength];
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int len;
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len = setucnum(s1, (int)jrec->numlen, num);
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num_kurai(num, len, Num1tbl);
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}
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void num_type14(unsigned char* s1, unsigned char* s2, JREC* jrec) {
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unsigned char num[NumKetaLength];
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int len;
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len = setucnum(s1, (int)jrec->numlen, num);
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num_kurai(num, len, Num2tbl);
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}
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