sj4/lib/sj4core/addelcmn.c
2026-07-02 13:21:58 +09:00

348 lines
6.8 KiB
C

/*
* Copyright (c) 1991-1994 Sony Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL SONY CORPORATION BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
* THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the name of Sony Corporation
* shall not be used in advertising or otherwise to promote the sale, use
* or other dealings in this Software without prior written authorization
* from Sony Corporation.
*
*/
#include "sj_euc.h"
#include "sj_kcnv.h"
#include "sj_hinsi.h"
#include "sj_yomi.h"
#include "sj_kanakan.h"
void set_size(u_char* p, int size, int plen, int nlen) {
*p = (u_char)(size >> 8);
if(nlen & 0x10) *p |= NOKORIYOMITOP;
if(plen & 0x10) *p |= ASSYUKUYOMITOP;
*(p + 1) = (u_char)size;
*(p + 2) = (u_char)((nlen & 0x0f) | ((plen & 0x0f) << 4));
}
static int
isvyomi(u_char* yp) {
int len;
if(!*yp) return FALSE;
if(!(Chrtbl[*yp] & DICTOP)) return FALSE;
for(len = 0; *yp; yp++) {
if(!(Chrtbl[*yp]) || (*yp >= Y_KUTEN)) return FALSE;
if(++len > MAXWDYOMILEN) return FALSE;
}
return TRUE;
}
static int
isvknj(u_char* kanji) {
int len;
if(!*kanji) return FALSE;
for(len = 0; *kanji;) {
if(*kanji == SS3) {
kanji += 3;
len += 2;
} else
if(isknj1(*kanji)) {
kanji += 2;
len += 2;
}
else {
kanji++;
len += 2;
}
if(len > MAXWDKANJILEN) return FALSE;
}
return TRUE;
}
static int
isgrm(TypeGram gram) {
int grm = gram;
if(MEISI_1 <= grm && grm <= D_MEISI_6) return TRUE;
if(MYOUJI <= grm && grm <= JOSUUSI2) return TRUE;
if(KEIYOUSI_1 <= grm && grm <= DO_ZAHEN) return TRUE;
if(DO_1DAN_1 <= grm && grm <= DO_WAGO_2) return TRUE;
if(DO_KAGO_5 <= grm && grm <= DO_WAGO_5) return TRUE;
if(DO_KAGO_6 <= grm && grm <= DO_WAGO_6) return TRUE;
if(DO_1DAN_3 <= grm && grm <= DO_WAGO_3) return TRUE;
if(DO_1DAN_4 <= grm && grm <= DO_WAGO_4) return TRUE;
if(DO_KAGO_7 <= grm && grm <= DO_WAGO_7) return TRUE;
if(DO_KAGO_8 <= grm && grm <= DO_WAGO_8) return TRUE;
if(SP_SA_MI1 <= grm && grm <= TANKANJI) return TRUE;
return FALSE;
}
u_int addel_arg(SJ4_CONTEXT u_char* yp, u_char* kp, TypeGram grm, u_char* nyp, int len) {
u_short err = 0;
if(!sj2cd_str(yp, nyp, len)) err |= AD_BADYOMI;
if(!isvyomi(nyp)) err |= AD_BADYOMI;
if(!isvknj(kp)) err |= AD_BADKANJI;
if(!isgrm(grm)) err |= AD_BADHINSI;
return err;
}
static void
yomi2kata(u_char* src, u_char* dst) {
int first;
int second;
while((first = *src++)) {
second = *src++;
if(first != 0xa4) {
*dst++ = first;
*dst++ = second;
}
else {
*dst++ = 0xa5;
*dst++ = second;
}
}
*dst = 0;
}
static int
top_strcmp(u_char* src, u_char* dst) {
int i;
for(i = 0; *src && (*src == *dst); src++, dst++) i++;
i /= 2;
return (i > MAXYOMIASKNUMBER) ? MAXYOMIASKNUMBER : i;
}
static int
last_strcmp(u_char* src, u_char* dst) {
int slen;
int dlen;
slen = sstrlen(src);
dlen = sstrlen(dst);
if(dlen > MAXYOMIASKNUMBER * 2) return 0;
if(sstrcmp(src + (slen - dlen), dst)) return 0;
return (dlen / 2);
}
int cvtknj(SJ4_CONTEXT u_char* yomi, u_char* knj, u_char* dst) {
u_char kana[MAXWDYOMILEN * 2 + 1];
int len;
u_char* keep;
keep = dst;
yomi2kata(yomi, kana);
if((len = top_strcmp(yomi, knj))) {
*dst = (u_char)(ZENHIRAASSYUKU | (len - 1));
} else if((len = top_strcmp(kana, knj))) {
*dst = (u_char)(ZENKATAASSYUKU | (len - 1));
}
if(len) {
knj += len * 2;
dst++;
}
if(*knj) {
for(;;) {
if((len = last_strcmp(yomi, knj))) {
*dst++ = (u_char)(ZENHIRAASSYUKU | (len - 1));
break;
} else if((len = last_strcmp(kana, knj))) {
*dst++ = (u_char)(ZENKATAASSYUKU | (len - 1));
break;
} else if(*knj == SS2) {
knj++;
*dst++ = (u_char)LEADINGHANKAKU;
*dst++ = *knj++;
} else if(*knj == SS3) {
knj++;
*dst++ = (*knj & NORMALKANJIMASK);
knj++;
*dst++ = *knj++;
} else if(*knj & 0x80) {
*dst++ = (*knj & NORMALKANJIMASK);
knj++;
*dst++ = (*knj & NORMALKANJIMASK);
knj++;
} else {
*dst++ = (u_char)LEADINGHANKAKU;
*dst++ = *knj++;
}
if(!*knj) {
break;
}
}
}
*dst = 0;
return (dst - keep);
}
int srchkana(SJ4_CONTEXT u_char** ptr, int* saml) {
u_char* p;
int cmp;
int cnt = 0;
u_char same;
int flg = 0;
same = 0;
p = segtop();
while(!segend(p)) {
if(flg == 0) {
cmp = yomicmp(SJ4_CONTEXT_PASS cnvstart, p, &same);
if(cmp == OVER) break;
if(cmp == MATCH && *(cnvstart + same) == 0) {
*ptr = p;
*saml = same;
flg = 1;
}
}
p = getntag(p);
cnt++;
}
if(flg != 0) return cnt;
*ptr = p;
*saml = same;
return 0;
}
int srchgram(u_char* ptr, u_char** dst, TypeGram hinsi) {
u_char* endp;
int cnt = 0, nlen;
int flg = FALSE;
endp = getntag(ptr);
nlen = getnlen(ptr);
ptr += DOUONBLKSIZENUMBER + nlen;
while(ptr < endp) {
if(*ptr == hinsi) {
*dst = ptr;
flg = TRUE;
}
do {
ptr += codesize(*ptr);
} while(*ptr != HINSIBLKTERM);
ptr++;
cnt++;
}
if(flg) return cnt;
*dst = ptr;
return 0;
}
int srchkanji(u_char** dst, u_char* knj, int klen) {
u_char* ptr;
u_char *p, *q;
int len;
int flg = FALSE;
int cnt = 0;
ptr = *dst + 1;
while(*ptr != HINSIBLKTERM) {
for(p = ptr, q = knj, len = klen; len; len--)
if(*p++ != *q++) break;
if(!len) {
*dst = ptr;
flg = TRUE;
}
while(!(*ptr == KANJISTREND)) {
ptr += codesize(*ptr);
}
ptr++;
cnt++;
}
if(!flg) *dst = ptr;
return cnt;
}
TypeIdxOfs
count_uidx(SJ4_CONTEXT2) {
u_char* p;
p = get_idxptr(SJ4_CONTEXT_PASS curdict->segunit - 1);
while(*p++);
return (curdict->idxlen - (p - idxbuf));
}
void chg_uidx(SJ4_CONTEXT TypeDicSeg seg, u_char* yomi, int len) {
u_char *p, *q;
int olen;
p = get_idxptr(SJ4_CONTEXT_PASS seg);
olen = sstrlen(p);
q = idxbuf + curdict->idxlen;
if(len > olen) {
mvmemd(q - (len - olen), q, (int)(q - (len - olen) - p));
} else {
mvmemi(p + (olen - len), p, (int)(q - (p + (olen - len))));
}
while(len--) *p++ = *yomi++;
(*curdict->putidx)(SJ4_CONTEXT_PASS curdict, 0);
mkidxtbl(SJ4_CONTEXT_PASS curdict);
}