1 /*
2  * Copyright (C) 2008-2012  OMRON SOFTWARE Co., Ltd.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 
18 #include "nj_lib.h"
19 #include "nj_err.h"
20 #include "nj_ext.h"
21 
22 
23 
24 
25 
njd_connect_test(NJ_SEARCH_CONDITION * con,NJ_UINT16 hinsiF,NJ_UINT16 hinsiR)26 NJ_INT16 njd_connect_test(NJ_SEARCH_CONDITION *con, NJ_UINT16 hinsiF, NJ_UINT16 hinsiR)
27 {
28 
29 
30     if (con->hinsi.fore != NULL) {
31         if (hinsiF == 0) {
32             return 0;
33         }
34 
35         hinsiF--;
36         if (hinsiF >= con->hinsi.foreSize) {
37             return 0;
38         }
39         if (*(con->hinsi.fore + (hinsiF / 8)) & (0x80 >> (hinsiF % 8))) {
40 
41             if (con->hinsi.foreFlag != 0) {
42 
43                 return 0;
44             }
45         } else {
46 
47             if (con->hinsi.foreFlag == 0) {
48 
49                 return 0;
50             }
51         }
52     }
53 
54 
55     if (con->hinsi.rear != NULL) {
56         if (hinsiR == 0) {
57             return 0;
58         }
59 
60         hinsiR--;
61         if (hinsiR >= con->hinsi.rearSize) {
62             return 0;
63         }
64         if (*(con->hinsi.rear + (hinsiR / 8)) & (0x80 >> (hinsiR % 8))) {
65 
66             if (con->hinsi.rearFlag != 0) {
67 
68                 return 0;
69             }
70         } else {
71 
72             if (con->hinsi.rearFlag == 0) {
73 
74                 return 0;
75             }
76         }
77     }
78 
79     return 1;
80 }
81