add additional ways to load native binaries from native libs

This commit is contained in:
n8fr8 2018-05-14 10:38:10 -04:00
parent 87efd233e5
commit 292dcda8e0
2 changed files with 220 additions and 9 deletions

View File

@ -0,0 +1,175 @@
package org.torproject.android.binary;
import android.content.Context;
import android.content.pm.ApplicationInfo;
import android.os.Build;
import android.util.Log;
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
public class NativeLoader {
private final static int LIB_VERSION = 1;
private final static String LIB_NAME = "tor";
private final static String LIB_SO_NAME = "tor.so";
private final static String LOCALE_LIB_SO_NAME = "tor.so";
private static volatile boolean nativeLoaded = false;
private final static String TAG = "TorNativeLoader";
private static File getNativeLibraryDir(Context context) {
File f = null;
if (context != null) {
try {
f = new File((String)ApplicationInfo.class.getField("nativeLibraryDir").get(context.getApplicationInfo()));
} catch (Throwable th) {
th.printStackTrace();
}
}
if (f == null) {
f = new File(context.getApplicationInfo().dataDir, "lib");
}
if (f != null && f.isDirectory()) {
return f;
}
return null;
}
private static boolean loadFromZip(Context context, File destLocalFile, String folder) {
ZipFile zipFile = null;
InputStream stream = null;
try {
zipFile = new ZipFile(context.getApplicationInfo().sourceDir);
ZipEntry entry = zipFile.getEntry("lib/" + folder + "/" + LIB_SO_NAME);
if (entry == null) {
throw new Exception("Unable to find file in apk:" + "lib/" + folder + "/" + LIB_NAME);
}
stream = zipFile.getInputStream(entry);
OutputStream out = new FileOutputStream(destLocalFile);
byte[] buf = new byte[4096];
int len;
while ((len = stream.read(buf)) > 0) {
Thread.yield();
out.write(buf, 0, len);
}
out.close();
if (Build.VERSION.SDK_INT >= 9) {
destLocalFile.setReadable(true, false);
destLocalFile.setExecutable(true, false);
destLocalFile.setWritable(true);
}
try {
// System.load(destLocalFile.getAbsolutePath());
nativeLoaded = true;
} catch (Error e) {
Log.e(TAG, e.getMessage());
}
return true;
} catch (Exception e) {
Log.e(TAG, e.getMessage());
} finally {
if (stream != null) {
try {
stream.close();
} catch (Exception e) {
Log.e(TAG, e.getMessage());
}
}
if (zipFile != null) {
try {
zipFile.close();
} catch (Exception e) {
Log.e(TAG, e.getMessage());
}
}
}
return false;
}
public static synchronized boolean initNativeLibs(Context context, File destLocalFile) {
if (nativeLoaded) {
return nativeLoaded;
}
try {
String folder = null;
try {
/**
if (Build.CPU_ABI.equalsIgnoreCase("armeabi-v7a")) {
folder = "armeabi-v7a";
} else
**/
if (Build.CPU_ABI.startsWith("armeabi")) {
folder = "armeabi";
} else if (Build.CPU_ABI.equalsIgnoreCase("x86")) {
folder = "x86";
} else if (Build.CPU_ABI.equalsIgnoreCase("mips")) {
folder = "mips";
} else {
folder = "armeabi";
//FileLog.e("tmessages", "Unsupported arch: " + Build.CPU_ABI);
}
} catch (Exception e) {
// FileLog.e("tmessages", e);
Log.e(TAG, e.getMessage());
folder = "armeabi";
}
String javaArch = System.getProperty("os.arch");
if (javaArch != null && javaArch.contains("686")) {
folder = "x86";
}
if (destLocalFile != null && destLocalFile.exists()) {
try {
// System.load(destLocalFile.getAbsolutePath());
nativeLoaded = true;
return nativeLoaded;
} catch (Error e) {
Log.e(TAG, e.getMessage());
}
destLocalFile.delete();
}
if (loadFromZip(context, destLocalFile, folder)) {
return true;
}
/*
folder = "x86";
destLocalFile = new File(context.getFilesDir().getAbsolutePath() + "/libtmessages86.so");
if (!loadFromZip(context, destLocalFile, folder)) {
destLocalFile = new File(context.getFilesDir().getAbsolutePath() + "/libtmessagesarm.so");
folder = "armeabi";
loadFromZip(context, destLocalFile, folder);
}
*/
} catch (Throwable e) {
e.printStackTrace();
}
try {
// System.loadLibrary(LIB_NAME);
nativeLoaded = true;
} catch (Error e) {
Log.e(TAG, e.getMessage());
}
return nativeLoaded;
}
}

View File

@ -34,7 +34,7 @@ public class TorResourceInstaller implements TorServiceConstants {
this.context = context;
}
public void deleteDirectory(File file) {
private void deleteDirectory(File file) {
if( file.exists() ) {
if (file.isDirectory()) {
File[] files = file.listFiles();
@ -58,21 +58,39 @@ public class TorResourceInstaller implements TorServiceConstants {
*/
public boolean installResources () throws IOException, TimeoutException
{
File fileTorLocalFile = new File(installFolder, TOR_ASSET_KEY);
deleteDirectory(installFolder);
installFolder.mkdirs();
installGeoIP();
assetToFile(COMMON_ASSET_KEY + TORRC_ASSET_KEY, TORRC_ASSET_KEY, false, false);
InputStream is = new FileInputStream(new File(getNativeLibraryDir(context),TOR_ASSET_KEY + ".so"));
File outFile = new File(installFolder, TOR_ASSET_KEY);
streamToFile(is,outFile, false, true);
setExecutable(outFile);
File fileNativeDir = new File(getNativeLibraryDir(context));
Log.d(TAG,"listing native files");
listf(fileNativeDir.getAbsolutePath());
installGeoIP();
return true;
File fileNativeBin = new File(getNativeLibraryDir(context),TOR_ASSET_KEY + ".so");
if (!fileNativeBin.exists())
{
if (getNativeLibraryDir(context).endsWith("arm")) {
fileNativeBin = new File(getNativeLibraryDir(context)+"eabi", TOR_ASSET_KEY + ".so");
}
}
if (fileNativeBin.exists()) {
InputStream is = new FileInputStream(fileNativeBin);
streamToFile(is, fileTorLocalFile, false, true);
setExecutable(fileTorLocalFile);
return fileTorLocalFile.exists() && fileTorLocalFile.canExecute();
}
else
{
//let's try another approach
return NativeLoader.initNativeLibs(context,fileTorLocalFile);
}
}
@ -131,7 +149,7 @@ public class TorResourceInstaller implements TorServiceConstants {
/*
* Write the inputstream contents to the file
*/
public static boolean streamToFile(InputStream stm, File outFile, boolean append, boolean zip) throws IOException
private static boolean streamToFile(InputStream stm, File outFile, boolean append, boolean zip) throws IOException
{
byte[] buffer = new byte[FILE_WRITE_BUFFER_SIZE];
@ -176,4 +194,22 @@ public class TorResourceInstaller implements TorServiceConstants {
fileBin.setWritable(true, true);
}
private static File[] listf(String directoryName) {
// .............list file
File directory = new File(directoryName);
// get all the files from a directory
File[] fList = directory.listFiles();
for (File file : fList) {
if (file.isFile()) {
Log.d(TAG,file.getAbsolutePath());
} else if (file.isDirectory()) {
listf(file.getAbsolutePath());
}
}
return fList;
}
}