358 lines
6.6 KiB
C
358 lines
6.6 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 "sj_kcnv.h"
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#include "sj_yomi.h"
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#include "sj_kanakan.h"
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static int prev_kanji(SJ4_CONTEXT2), prev_hinsi(SJ4_CONTEXT2), prev_douon(SJ4_CONTEXT2);
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static int next_kanji(SJ4_CONTEXT2), next_hinsi(SJ4_CONTEXT2), next_douon(SJ4_CONTEXT2);
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static void set_kanji(SJ4_CONTEXT2), set_buf(SJ4_CONTEXT u_char*), add_yomi(SJ4_CONTEXT2);
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static void set_idxyomi(SJ4_CONTEXT2);
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static void cd2sjh_chr(u_char ch, u_char* dst);
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int getusr(SJ4_CONTEXT u_char* buf) {
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int nlen;
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peepyomi[0] = peepknj[0] = peepgrm = 0;
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(*curdict->getdic)(SJ4_CONTEXT_PASS curdict, peepidx = DICSEGBASE);
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get_askknj(SJ4_CONTEXT_PASS2);
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peepdptr = segtop();
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if(segend(peepdptr)) return 0;
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add_yomi(SJ4_CONTEXT_PASS2);
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nlen = getnlen(peepdptr);
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peephptr = peepdptr + DOUONBLKSIZENUMBER + nlen;
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peepgrm = *peephptr;
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peepkptr = peephptr + 1;
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set_kanji(SJ4_CONTEXT_PASS2);
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set_buf(SJ4_CONTEXT_PASS buf);
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return -1;
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}
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int nextusr(SJ4_CONTEXT u_char* buf) {
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(*curdict->getdic)(SJ4_CONTEXT_PASS curdict, peepidx);
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get_askknj(SJ4_CONTEXT_PASS2);
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if(next_kanji(SJ4_CONTEXT_PASS2)) {
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set_kanji(SJ4_CONTEXT_PASS2);
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set_buf(SJ4_CONTEXT_PASS buf);
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return -1;
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}
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return 0;
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}
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int prevusr(SJ4_CONTEXT u_char* buf) {
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(*curdict->getdic)(SJ4_CONTEXT_PASS curdict, peepidx);
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get_askknj(SJ4_CONTEXT_PASS2);
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if(prev_kanji(SJ4_CONTEXT_PASS2)) {
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set_kanji(SJ4_CONTEXT_PASS2);
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set_buf(SJ4_CONTEXT_PASS buf);
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return -1;
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}
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return 0;
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}
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static void
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set_kanji(SJ4_CONTEXT2) {
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int len;
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len = getkanji(SJ4_CONTEXT_PASS peepyomi, getnlen(peepdptr) + getplen(peepdptr),
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peepkptr, peepknj);
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*(peepknj + len) = 0;
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}
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static void
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set_buf(SJ4_CONTEXT u_char* buf) {
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u_char* p;
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int i, csize;
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for(p = peepyomi; *p;) *buf++ = *p++;
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*buf++ = 0;
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for(p = peepknj; *p;) {
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csize = euc_codesize(*p);
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for(i = 0; i < csize; i++) *buf++ = *p++;
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}
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*buf++ = 0;
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*buf++ = peepgrm;
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*buf++ = 0;
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}
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static int
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prev_kanji(SJ4_CONTEXT2) {
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u_char* p1;
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u_char* p2;
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p1 = peephptr + 1;
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if(peepkptr <= p1) return prev_hinsi(SJ4_CONTEXT_PASS2);
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p2 = peepkptr;
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while(p1 < p2) {
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peepkptr = p1;
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p1 = skipkstr(p1);
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}
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return -1;
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}
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static int
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prev_hinsi(SJ4_CONTEXT2) {
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u_char* p1;
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u_char* p2;
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int nlen;
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nlen = getnlen(peepdptr);
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p1 = peepdptr + DOUONBLKSIZENUMBER + nlen;
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if(peephptr <= p1) return prev_douon(SJ4_CONTEXT_PASS2);
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p2 = peephptr;
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while(p1 < p2) {
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peephptr = p1;
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p1 = skiphblk(p1);
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}
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peepgrm = *peephptr;
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p1 = peephptr + 1;
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while(*p1 != HINSIBLKTERM) {
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peepkptr = p1;
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p1 = skipkstr(p1);
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}
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return -1;
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}
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static int
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prev_douon(SJ4_CONTEXT2) {
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u_char* p1;
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u_char* p2;
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int nlen;
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if(peepdptr <= segtop()) {
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if(peepidx <= DICSEGBASE) return 0;
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(*curdict->getdic)(SJ4_CONTEXT_PASS curdict, --peepidx);
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get_askknj(SJ4_CONTEXT_PASS2);
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set_idxyomi(SJ4_CONTEXT_PASS2);
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p1 = segtop();
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do {
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peepdptr = p1;
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add_yomi(SJ4_CONTEXT_PASS2);
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p1 = getntag(p1);
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} while(!segend(p1));
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} else {
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set_idxyomi(SJ4_CONTEXT_PASS2);
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p1 = segtop();
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p2 = peepdptr;
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do {
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peepdptr = p1;
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add_yomi(SJ4_CONTEXT_PASS2);
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p1 = getntag(p1);
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} while(p1 < p2);
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}
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nlen = getnlen(peepdptr);
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p1 = peepdptr + DOUONBLKSIZENUMBER + nlen;
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p2 = getntag(peepdptr);
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do {
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peephptr = p1;
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p1 = skiphblk(p1);
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} while(p1 < p2);
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peepgrm = *peephptr;
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p1 = peephptr + 1;
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do {
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peepkptr = p1;
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p1 = skipkstr(p1);
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} while(*p1 != HINSIBLKTERM);
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return -1;
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}
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static int
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next_kanji(SJ4_CONTEXT2) {
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u_char* p1;
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p1 = skipkstr(peepkptr);
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if(*p1 == HINSIBLKTERM) return next_hinsi(SJ4_CONTEXT_PASS2);
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peepkptr = p1;
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return -1;
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}
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static int
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next_hinsi(SJ4_CONTEXT2) {
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u_char* p1;
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p1 = skiphblk(peephptr);
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if(p1 >= getntag(peepdptr)) return next_douon(SJ4_CONTEXT_PASS2);
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peephptr = p1;
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peepgrm = *p1;
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peepkptr = p1 + 1;
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return -1;
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}
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static int
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next_douon(SJ4_CONTEXT2) {
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u_char* p1;
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int nlen;
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p1 = getntag(peepdptr);
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if(segend(p1)) {
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if(peepidx + 1 < curdict->segunit) {
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(*curdict->getdic)(SJ4_CONTEXT_PASS curdict, ++peepidx);
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get_askknj(SJ4_CONTEXT_PASS2);
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peepdptr = segtop();
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set_idxyomi(SJ4_CONTEXT_PASS2);
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} else
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return 0;
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} else {
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peepdptr = p1;
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}
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add_yomi(SJ4_CONTEXT_PASS2);
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nlen = getnlen(peepdptr);
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peephptr = peepdptr + DOUONBLKSIZENUMBER + nlen;
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peepgrm = *peephptr;
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peepkptr = peephptr + 1;
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return -1;
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}
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static void
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set_idxyomi(SJ4_CONTEXT2) {
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u_char *p1, *p2;
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if((p2 = get_idxptr(SJ4_CONTEXT_PASS peepidx))) {
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p1 = peepyomi;
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while(*p2) {
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cd2sjh_chr(*p2++, p1);
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p1 += 2;
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}
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*p1 = 0;
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}
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}
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static void
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add_yomi(SJ4_CONTEXT2) {
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int nlen;
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u_char *p1, *p2;
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nlen = getnlen(peepdptr);
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p1 = peepyomi + getplen(peepdptr) * 2;
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p2 = peepdptr + DOUONBLKSIZENUMBER;
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while(nlen--) {
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cd2sjh_chr(*p2++, p1);
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p1 += 2;
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}
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*p1 = 0;
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}
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static void
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cd2sjh_chr(u_char ch, u_char* dst) {
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if(ch == _TYOUON) {
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*dst++ = 0xa1;
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*dst++ = 0xbc;
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} else if(ch == _IGETA) {
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*dst++ = 0xa1;
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*dst++ = 0xf4;
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} else if(ch == _ATTO) {
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*dst++ = 0xa1;
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*dst++ = 0xf7;
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} else if(ch == _YUUBIN) {
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*dst++ = 0xa2;
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*dst++ = 0xa9;
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} else if(ch < N_0) {
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} else if(ch <= N_9) {
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*dst++ = 0xa3;
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*dst++ = ch + 0xa0;
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} else if(ch <= A_Z) {
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*dst++ = 0xa3;
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*dst++ = ch + 0xa7;
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} else if(ch <= A_z) {
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*dst++ = 0xa3;
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*dst++ = ch + 0xad;
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} else if(ch <= _NN) {
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*dst++ = 0xa4;
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*dst++ = ch + 0x53;
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} else if(ch <= _XKE) {
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*dst++ = 0xa5;
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*dst++ = ch + 0x53;
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} else {
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}
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}
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