Apps on SD card. (d02546b4) · Commits · e / os / android_frameworks_base

keystore/tests/src/android/security/SystemKeyStoreTest.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -60,7 +60,7 @@ public class SystemKeyStoreTest extends ActivityUnitTestCase<Activity> {

		public void testBasicAccess() throws Exception {
		try {
		byte[] newKey = mSysKeyStore.generateNewKey(128, "AES", keyName);
		byte[] newKey = mSysKeyStore.generateNewKey(128, "Blowfish", keyName);
		assertNotNull(newKey);
		byte[] recKey = mSysKeyStore.retrieveKey(keyName);
		assertEquals(newKey.length, recKey.length);

services/java/com/android/server/PackageManagerService.java

+27 −4

Original line number	Diff line number	Diff line
		@@ -75,6 +75,7 @@ import android.os.Process;
		import android.os.ServiceManager;
		import android.os.SystemClock;
		import android.os.SystemProperties;
		import android.security.SystemKeyStore;
		import android.util.*;
		import android.view.Display;
		import android.view.WindowManager;
		@@ -89,6 +90,7 @@ import java.io.FilenameFilter;
		import java.io.IOException;
		import java.io.InputStream;
		import java.io.PrintWriter;
		import java.security.NoSuchAlgorithmException;
		import java.util.ArrayList;
		import java.util.Arrays;
		import java.util.Collection;
		@@ -7439,7 +7441,8 @@ class PackageManagerService extends IPackageManager.Stub {

		// ------- apps on sdcard specific code -------
		static final boolean DEBUG_SD_INSTALL = false;
		final private String mSdEncryptKey = "none";
		final private String mSdEncryptKey = "AppsOnSD";
		final private String mSdEncryptAlg = "Blowfish";

		private MountService getMountService() {
		return (MountService) ServiceManager.getService("mount");
		@@ -7457,10 +7460,25 @@ class PackageManagerService extends IPackageManager.Stub {
		String cachePath = null;
		// Remove any pending destroy messages
		mHandler.removeMessages(DESTROY_SD_CONTAINER, pkgName);
		String sdEncKey;
		try {
		sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString(mSdEncryptKey);
		if (sdEncKey == null) {
		sdEncKey = SystemKeyStore.getInstance().
		generateNewKeyHexString(128, mSdEncryptAlg, mSdEncryptKey);
		if (sdEncKey == null) {
		Log.e(TAG, "Failed to create encryption keys for package: " + pkgName + ".");
		return null;
		}
		}
		} catch (NoSuchAlgorithmException nsae) {
		Log.e(TAG, "Failed to create encryption keys with exception: " + nsae);
		return null;
		}
		try {
		cachePath = mountService.createSecureContainer(pkgName,
		mbLen,
		"vfat", mSdEncryptKey, Process.SYSTEM_UID);
		"vfat", sdEncKey, Process.SYSTEM_UID);
		if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to install " + pkgName + ", cachePath =" + cachePath);
		return cachePath;
		} catch(IllegalStateException e) {
		@@ -7477,7 +7495,7 @@ class PackageManagerService extends IPackageManager.Stub {
		try {
		cachePath = mountService.createSecureContainer(pkgName,
		mbLen,
		"vfat", mSdEncryptKey, Process.SYSTEM_UID);
		"vfat", sdEncKey, Process.SYSTEM_UID);
		if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to install again " + pkgName + ", cachePath =" + cachePath);
		return cachePath;
		} catch(IllegalStateException e) {
		@@ -7487,8 +7505,13 @@ class PackageManagerService extends IPackageManager.Stub {
		}

		private String mountSdDir(String pkgName, int ownerUid) {
		String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString(mSdEncryptKey);
		if (sdEncKey == null) {
		Log.e(TAG, "Failed to retrieve encryption keys to mount package code: " + pkgName + ".");
		return null;
		}
		try {
		return getMountService().mountSecureContainer(pkgName, mSdEncryptKey, ownerUid);
		return getMountService().mountSecureContainer(pkgName, sdEncKey, ownerUid);
		} catch (IllegalStateException e) {
		Log.i(TAG, "Failed to mount container for pkg : " + pkgName + " exception : " + e);
		}