Home | History | Annotate | Download | only in nexus 
      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      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 #include <stdlib.h>
     18 #include <ctype.h>
     19 
     20 #define LOG_TAG "ScanResult"
     21 #include <cutils/log.h>
     22 
     23 #include "ScanResult.h"
     24 
     25 ScanResult::ScanResult() {
     26 }
     27 
     28 ScanResult::ScanResult(char *rawResult) {
     29     char *p = rawResult, *q = rawResult;
     30     char tmp[255];
     31 
     32     // BSSID
     33     for (q = p; *q != '\t'; ++q);
     34     strncpy(tmp, p, (q - p));
     35     tmp[q-p] = '\0';
     36     mBssid = strdup(tmp);
     37     ++q;
     38 
     39     // FREQ
     40     for (p = q; *q != '\t'; ++q);
     41     strncpy(tmp, p, (q - p));
     42     tmp[q-p] = '\0';
     43     mFreq = atoi(tmp);
     44     ++q;
     45 
     46     // LEVEL
     47     for (p = q; *q != '\t'; ++q);
     48     strncpy(tmp, p, (q - p));
     49     tmp[q-p] = '\0';
     50     mLevel = atoi(tmp);
     51     ++q;
     52 
     53     // FLAGS
     54     for (p = q; *q != '\t'; ++q);
     55     strncpy(tmp, p, (q - p));
     56     tmp[q-p] = '\0';
     57     mFlags = strdup(tmp);
     58     ++q;
     59 
     60     // XXX: For some reason Supplicant sometimes sends a double-tab here.
     61     // haven't had time to dig into it ...
     62     if (*q == '\t')
     63         q++;
     64 
     65     for (p = q; *q != '\t'; ++q) {
     66         if (*q == '\0')
     67             break;
     68     }
     69 
     70     strncpy(tmp, p, (q - p));
     71     tmp[q-p] = '\0';
     72     mSsid = strdup(tmp);
     73     ++q;
     74 
     75     return;
     76  out_bad:
     77     LOGW("Malformatted scan result (%s)", rawResult);
     78 }
     79 
     80 ScanResult::~ScanResult() {
     81     if (mBssid)
     82         free(mBssid);
     83     if (mFlags)
     84         free(mFlags);
     85     if (mSsid)
     86         free(mSsid);
     87 }
     88 
     89 ScanResult *ScanResult::clone() {
     90     ScanResult *r = new ScanResult();
     91 
     92     r->mBssid = strdup(mBssid);
     93     r->mFreq = mFreq;
     94     r->mLevel = mLevel;
     95     r->mFlags = strdup(mFlags);
     96     r->mSsid = strdup(mSsid);
     97 
     98     return r;
     99 }
    100