132 lines
3.2 KiB
C
132 lines
3.2 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: sj2code.c,v $
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* $SonyRevision: 1.2 $
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* $SonyDate: 1995/07/21 05:22:51 $
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*/
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#include "sj_euc.h"
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#include "sj_kcnv.h"
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#include "sj_yomi.h"
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#include "sj_kanakan.h"
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int
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sj2cd_chr(u_char *euc, u_char *yomi)
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{
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u_char chr;
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if ((chr = *euc++) == EUC_a1) {
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chr = *euc;
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if (chr < EUC_START)
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*yomi = Y_ZENKAKU;
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else if (chr <= EUC_END)
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*yomi = Kigou[chr - EUC_START];
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else
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*yomi = Y_ZENKAKU;
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} else if (chr == EUC_a2) {
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chr = *euc;
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if (chr < EUC_START)
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*yomi = Y_ZENKAKU;
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else if (chr <= EUC_END_KIGOU)
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*yomi = Kigou[chr - EUC_START + 94];
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else
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*yomi = Y_ZENKAKU;
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} else if (chr == EUC_a3) {
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chr = *euc;
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if (chr < EUC_0)
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*yomi = Y_ZENKAKU;
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else if (chr <= EUC_END_0)
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*yomi = chr - EUC_0 + N_0;
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else if (chr < EUC_A)
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*yomi = Y_ZENKAKU;
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else if (chr <= EUC_END_A)
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*yomi = chr - EUC_A + A_A;
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else if (chr < EUC_a)
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*yomi = Y_ZENKAKU;
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else if (chr <= EUC_END_a)
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*yomi = chr - EUC_a + A_a;
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else
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*yomi = Y_ZENKAKU;
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} else if (chr == EUC_a4) {
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chr = *euc;
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if (chr < EUC_START)
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*yomi = Y_ZENKAKU;
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else if (chr <= EUC_END_HIRA)
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*yomi = chr - EUC_START + _XA;
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else
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*yomi = Y_ZENKAKU;
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} else if (chr == EUC_a5) {
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chr = *euc;
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if (chr == EUC_VU)
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*yomi = _VU;
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else if (chr == EUC_XKA)
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*yomi = _XKA;
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else if (chr == EUC_XKE)
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*yomi = _XKE;
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else
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*yomi = Y_ZENKAKU;
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}
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else {
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if (!(chr & 0x80)) {
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*yomi = Y_HANKAKU;
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return 1;
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} else if (chr == SS2) {
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*yomi = Y_HANKAKU;
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} else if (chr == SS3) {
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*yomi = Y_ZENKAKU;
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return 3;
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} else
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*yomi = Y_ZENKAKU;
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}
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return 2;
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}
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int
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sj2cd_str(u_char *euc, u_char *yomi, int len)
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{
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if (!len--) return FALSE;
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while (*euc && len--) euc += sj2cd_chr(euc, yomi++);
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*yomi = 0;
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return *euc ? FALSE : TRUE;
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}
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