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Code Issues Projects Releases Wiki Activity

Add WifiAPI

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This commit is contained in:
Fredrik Fornwall 2017-01-05 03:46:46 +01:00
parent 79a2c03676
commit fe51705dde
2 changed files with 105 additions and 0 deletions
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1
app/src/main/AndroidManifest.xml
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@ -16,6 +16,7 @@
<uses-permission android:name="android.permission.VIBRATE" /> <uses-permission android:name="android.permission.VIBRATE" />
<uses-permission android:name="android.permission.TRANSMIT_IR" /> <uses-permission android:name="android.permission.TRANSMIT_IR" />
<uses-permission android:name="android.permission.READ_PHONE_STATE" /> <uses-permission android:name="android.permission.READ_PHONE_STATE" />
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<!-- Some of the used permissions imply uses-feature, so we need to make it optional. <!-- Some of the used permissions imply uses-feature, so we need to make it optional.
See http://developer.android.com/guide/topics/manifest/uses-feature-element.html#permissions --> See http://developer.android.com/guide/topics/manifest/uses-feature-element.html#permissions -->

104
app/src/main/java/com/termux/api/WifiAPI.java Normal file
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@ -0,0 +1,104 @@
package com.termux.api;
import android.content.Context;
import android.content.Intent;
import android.net.wifi.ScanResult;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Build;
import android.text.TextUtils;
import android.text.format.Formatter;
import android.util.JsonWriter;
import com.termux.api.util.ResultReturner;
import java.util.List;
public class WifiAPI {
static void onReceiveWifiConnectionInfo(TermuxApiReceiver apiReceiver, final Context context, final Intent intent) {
ResultReturner.returnData(apiReceiver, intent, new ResultReturner.ResultJsonWriter() {
@Override
public void writeJson(JsonWriter out) throws Exception {
WifiManager manager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
WifiInfo info = manager.getConnectionInfo();
out.beginObject();
if (info == null) {
out.name("API_ERROR").value("No current connection");
} else {
out.name("bssid").value(info.getBSSID());
out.name("frequency_mhz").value(info.getFrequency());
//noinspection deprecation - formatIpAddress is deprecated, but we only have a ipv4 address here:
out.name("ip").value(Formatter.formatIpAddress(info.getIpAddress()));
out.name("link_speed_mbps").value(info.getLinkSpeed());
out.name("mac_address").value(info.getMacAddress());
out.name("network_id").value(info.getNetworkId());
out.name("rssi").value(info.getRssi());
out.name("ssid").value(info.getSSID().replaceAll("\\\"", ""));
out.name("ssid_hidden").value(info.getHiddenSSID());
out.name("supplicant_state").value(info.getSupplicantState().toString());
}
out.endObject();
}
});
}
static void onReceiveWifiScanInfo(TermuxApiReceiver apiReceiver, final Context context, final Intent intent) {
ResultReturner.returnData(apiReceiver, intent, new ResultReturner.ResultJsonWriter() {
@Override
public void writeJson(JsonWriter out) throws Exception {
WifiManager manager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
List<ScanResult> scans = manager.getScanResults();
if (scans == null) {
out.beginObject().name("API_ERROR").value("Failed getting scan results").endObject();
} else {
out.beginArray();
for (ScanResult scan : scans) {
out.beginObject();
out.name("bssid").value(scan.BSSID);
out.name("frequency_mhz").value(scan.frequency);
out.name("rssi").value(scan.level);
out.name("ssid").value(scan.SSID);
out.name("timestamp").value(scan.timestamp);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
int channelWidth = scan.channelWidth;
String channelWidthMhz = "???";
switch (channelWidth) {
case ScanResult.CHANNEL_WIDTH_20MHZ:
channelWidthMhz = "20";
break;
case ScanResult.CHANNEL_WIDTH_40MHZ:
channelWidthMhz = "40";
break;
case ScanResult.CHANNEL_WIDTH_80MHZ:
channelWidthMhz = "80";
break;
case ScanResult.CHANNEL_WIDTH_80MHZ_PLUS_MHZ:
channelWidthMhz = "80+80";
break;
case ScanResult.CHANNEL_WIDTH_160MHZ:
channelWidthMhz = "160";
break;
}
out.name("channel_bandwidth_mhz").value(channelWidthMhz);
if (channelWidth != ScanResult.CHANNEL_WIDTH_20MHZ) {
// centerFreq0 says "Not used if the AP bandwidth is 20 MHz".
out.name("center_frequency_mhz").value(scan.centerFreq0);
}
if (!TextUtils.isEmpty(scan.operatorFriendlyName)) {
out.name("operator_name").value(scan.operatorFriendlyName.toString());
}
if (!TextUtils.isEmpty(scan.venueName)) {
out.name("venue_name").value(scan.venueName.toString());
}
}
out.endObject();
}
out.endArray();
}
}
});
}
}