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Root.java
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Root.java
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/*
* Copyright (c) 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. licenses this file to you 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 org.wso2.emm.agent.api;
import android.util.Log;
import org.wso2.emm.agent.utils.Constants;
import java.io.File;
/**
* This class represents all the APIs to check if the device is Rooted or not.
*/
public class Root {
private static final String[] SU_CHECK_COMMAND = new String[] { "/system/xbin/which", "su" };
private static final String SU_TAG = "test-keys";
private static final String SU_APK = "/system/app/Superuser.apk";
private static final String TAG = Root.class.getSimpleName();
/**
* Returns true if the device is rooted (if any of the root methods returns
* true).
* @return - Device rooted status.
*/
public boolean isDeviceRooted() {
return checkRootBySuAccess() || checkRootBySuperUserApk() || checkRootByBuildTags();
}
/**
* Returns true if the OS build tags contains "test-keys".
* @return - Device root status by build tags.
*/
public boolean checkRootByBuildTags() {
String buildTags = android.os.Build.TAGS;
if (buildTags != null && buildTags.contains(SU_TAG)) {
if (Constants.DEBUG_MODE_ENABLED) {
Log.d(TAG, "Build tags are found in the device");
}
return true;
}
return false;
}
/**
* Returns true if the device contains SuperUser.apk which is stored into
* the device in the rooting process.
* @return - Device root status by SU APK.
*/
public boolean checkRootBySuperUserApk() {
File suApk = new File(SU_APK);
if (suApk.exists()) {
if (Constants.DEBUG_MODE_ENABLED) {
Log.d(TAG, "Super apk is found in the device");
}
return true;
}
return false;
}
/**
* Executes a shell command (superuser access with su binary) and returns
* true if the command succeeds.
* @return - Device root status by shell access.
*/
public boolean checkRootBySuAccess() {
if (new ShellExecutor().executeCommand(SU_CHECK_COMMAND) != null) {
if (Constants.DEBUG_MODE_ENABLED) {
Log.d(TAG, "su command is enabled");
}
return true;
} else {
return false;
}
}
}