67 lines
1.9 KiB
C
67 lines
1.9 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_kcnv.h"
|
|
|
|
#include "sj_kanakan.h"
|
|
|
|
TypeDicSeg
|
|
srchidx(SJ4_CONTEXT TypeDicSeg low, int len) {
|
|
TypeDicSeg high;
|
|
TypeDicSeg mid;
|
|
int cmp;
|
|
u_char* target;
|
|
|
|
if((high = curdict->segunit - 1) < 1) return 0;
|
|
|
|
if(low == (TypeDicSeg)-1) low = 0;
|
|
|
|
while(low <= high) {
|
|
|
|
mid = (low + high) >> 1;
|
|
|
|
target = get_idxptr(SJ4_CONTEXT_PASS mid);
|
|
|
|
cmp = istrcmp(cnvstart, target, len, sstrlen(target));
|
|
|
|
if(cmp == OVER) {
|
|
high = mid - 1;
|
|
}
|
|
|
|
else if(cmp != MATCH) {
|
|
low = mid + 1;
|
|
}
|
|
|
|
else {
|
|
return mid;
|
|
}
|
|
}
|
|
|
|
return (cmp == OVER && mid != DICSEGBASE) ? mid - 1 : mid;
|
|
}
|