/*
* Copyright (C) 2012 The CyanogenMod Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.cmstats;
import java.math.BigInteger;
import java.net.NetworkInterface;
import java.security.MessageDigest;
import android.content.Context;
import android.os.SystemProperties;
import android.telephony.TelephonyManager;
public class Utilities {
public static String getUniqueID(Context ctx) {
TelephonyManager tm = (TelephonyManager) ctx
.getSystemService(Context.TELEPHONY_SERVICE);
String device_id = digest(tm.getDeviceId());
if (device_id == null) {
String wifiInterface = SystemProperties.get("wifi.interface");
try {
String wifiMac = new String(NetworkInterface.getByName(
wifiInterface).getHardwareAddress());
device_id = digest(wifiMac);
} catch (Exception e) {
device_id = null;
}
}
return device_id;
}
public static String getCarrier(Context ctx) {
TelephonyManager tm = (TelephonyManager) ctx
.getSystemService(Context.TELEPHONY_SERVICE);
String carrier = tm.getNetworkOperatorName();
if ("".equals(carrier)) {
carrier = "Unknown";
}
return carrier;
}
public static String getCarrierId(Context ctx) {
TelephonyManager tm = (TelephonyManager) ctx
.getSystemService(Context.TELEPHONY_SERVICE);
String carrierId = tm.getNetworkOperator();
if ("".equals(carrierId)) {
carrierId = "0";
}
return carrierId;
}
public static String getCountryCode(Context ctx) {
TelephonyManager tm = (TelephonyManager) ctx
.getSystemService(Context.TELEPHONY_SERVICE);
String countryCode = tm.getNetworkCountryIso();
if (countryCode.equals("")) {
countryCode = "Unknown";
}
return countryCode;
}
public static String getDevice() {
return SystemProperties.get("ro.cm.device");
}
public static String getModVersion() {
return SystemProperties.get("ro.cm.version");
}
public static String digest(String input) {
try {
MessageDigest md = MessageDigest.getInstance("MD5");
return new BigInteger(1, md.digest(input.getBytes())).toString(16)
.toUpperCase();
} catch (Exception e) {
return null;
}
}
}