CryptKeeper.java revision 51e0811a7ac7ec5e31c67a466bb450d80ffaa24a
18fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks/* 28fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * Copyright (C) 2011 The Android Open Source Project 38fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * 48fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * Licensed under the Apache License, Version 2.0 (the "License"); 58fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * you may not use this file except in compliance with the License. 68fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * You may obtain a copy of the License at 78fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * 88fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * http://www.apache.org/licenses/LICENSE-2.0 98fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * 108fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * Unless required by applicable law or agreed to in writing, software 118fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * distributed under the License is distributed on an "AS IS" BASIS, 128fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 138fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * See the License for the specific language governing permissions and 148fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * limitations under the License. 158fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks */ 168fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 178fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parkspackage com.android.settings; 188fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 198fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.app.Activity; 208fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.app.StatusBarManager; 218fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.content.ComponentName; 228fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.content.Context; 23ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.content.Intent; 247ae20e3ce98543888cfccbef6b1254d060bc30caPaul Lawrenceimport android.content.pm.ActivityInfo; 258fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.content.pm.PackageManager; 267ae20e3ce98543888cfccbef6b1254d060bc30caPaul Lawrenceimport android.content.res.Resources.NotFoundException; 27de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwalimport android.media.AudioManager; 2806c5ff4a46686d3f599e40df0768177d3d88913cJason parksimport android.os.AsyncTask; 298fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.os.Bundle; 30ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.os.Handler; 318fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.os.IBinder; 32ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.os.Message; 3335933812b16f0b4221280bbcc3c32f6540996bf2Jason parksimport android.os.PowerManager; 348373b451692a39abdfd12444241c016831e1a4a4David Brownimport android.os.RemoteException; 358fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.os.ServiceManager; 368fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.os.SystemProperties; 376a5929b086a61a955a4a2f43f5fa251e8754ff4aChristopher Tateimport android.os.UserHandle; 388fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.os.storage.IMountService; 39b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrenceimport android.os.storage.StorageManager; 406ebbd30e18ca514ca9ee87ffa428c55c9fd92a8cVikram Aggarwalimport android.provider.Settings; 413e71b197f7f85c5045a083ecc532954958807be6Tyler Gunnimport android.telecom.TelecomManager; 428373b451692a39abdfd12444241c016831e1a4a4David Brownimport android.telephony.TelephonyManager; 43d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalimport android.text.Editable; 44ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.text.TextUtils; 45d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalimport android.text.TextWatcher; 46b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrenceimport android.text.format.DateUtils; 478fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.util.Log; 488fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.view.KeyEvent; 49d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalimport android.view.MotionEvent; 5013d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadlerimport android.view.View; 51fb3d5cad48876dbd366fd8b562529d355d2428dbJim Millerimport android.view.WindowManager; 5213d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadlerimport android.view.View.OnClickListener; 53d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalimport android.view.View.OnKeyListener; 54d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalimport android.view.View.OnTouchListener; 558fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.view.inputmethod.EditorInfo; 569fcb6a7fac02aef85085c2db616556257e1642f5Ben Komaloimport android.view.inputmethod.InputMethodInfo; 5775c085ee890744cdd4b90c72f8b50e6aeeb31e88Jason parksimport android.view.inputmethod.InputMethodManager; 589fcb6a7fac02aef85085c2db616556257e1642f5Ben Komaloimport android.view.inputmethod.InputMethodSubtype; 5913d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadlerimport android.widget.Button; 60ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.widget.EditText; 61ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.widget.ProgressBar; 628fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.widget.TextView; 638fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 645543404ae0ec9635b59d37fa01074ea598d539ebWink Savilleimport com.android.internal.telephony.PhoneConstants; 65b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrenceimport com.android.internal.widget.LockPatternUtils; 66b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrenceimport com.android.internal.widget.LockPatternView; 67b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrenceimport com.android.internal.widget.LockPatternView.Cell; 689fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 69f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrenceimport static com.android.internal.widget.LockPatternView.DisplayMode; 70f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence 719fcb6a7fac02aef85085c2db616556257e1642f5Ben Komaloimport java.util.List; 7291a2f0566afb91549cbda9289b516154a6467624Ben Komalo 7391a2f0566afb91549cbda9289b516154a6467624Ben Komalo/** 7491a2f0566afb91549cbda9289b516154a6467624Ben Komalo * Settings screens to show the UI flows for encrypting/decrypting the device. 7591a2f0566afb91549cbda9289b516154a6467624Ben Komalo * 7691a2f0566afb91549cbda9289b516154a6467624Ben Komalo * This may be started via adb for debugging the UI layout, without having to go through 7791a2f0566afb91549cbda9289b516154a6467624Ben Komalo * encryption flows everytime. It should be noted that starting the activity in this manner 7891a2f0566afb91549cbda9289b516154a6467624Ben Komalo * is only useful for verifying UI-correctness - the behavior will not be identical. 7991a2f0566afb91549cbda9289b516154a6467624Ben Komalo * <pre> 8091a2f0566afb91549cbda9289b516154a6467624Ben Komalo * $ adb shell pm enable com.android.settings/.CryptKeeper 8191a2f0566afb91549cbda9289b516154a6467624Ben Komalo * $ adb shell am start \ 8291a2f0566afb91549cbda9289b516154a6467624Ben Komalo * -e "com.android.settings.CryptKeeper.DEBUG_FORCE_VIEW" "progress" \ 8391a2f0566afb91549cbda9289b516154a6467624Ben Komalo * -n com.android.settings/.CryptKeeper 8491a2f0566afb91549cbda9289b516154a6467624Ben Komalo * </pre> 8591a2f0566afb91549cbda9289b516154a6467624Ben Komalo */ 86d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalpublic class CryptKeeper extends Activity implements TextView.OnEditorActionListener, 87d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal OnKeyListener, OnTouchListener, TextWatcher { 88ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks private static final String TAG = "CryptKeeper"; 8935933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 908fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks private static final String DECRYPT_STATE = "trigger_restart_framework"; 9151e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley 92de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** Message sent to us to indicate encryption update progress. */ 93de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private static final int MESSAGE_UPDATE_PROGRESS = 1; 94de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** Message sent to us to indicate alerting the user that we are waiting for password entry */ 9551e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley private static final int MESSAGE_NOTIFY = 2; 96de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal 97de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // Constants used to control policy. 9851e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley private static final int MAX_FAILED_ATTEMPTS = 100; 99ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks private static final int COOL_DOWN_ATTEMPTS = 10; 100ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks 1018373b451692a39abdfd12444241c016831e1a4a4David Brown // Intent action for launching the Emergency Dialer activity. 1028373b451692a39abdfd12444241c016831e1a4a4David Brown static final String ACTION_EMERGENCY_DIAL = "com.android.phone.EmergencyDialer.DIAL"; 1038373b451692a39abdfd12444241c016831e1a4a4David Brown 10491a2f0566afb91549cbda9289b516154a6467624Ben Komalo // Debug Intent extras so that this Activity may be started via adb for debugging UI layouts 10591a2f0566afb91549cbda9289b516154a6467624Ben Komalo private static final String EXTRA_FORCE_VIEW = 10691a2f0566afb91549cbda9289b516154a6467624Ben Komalo "com.android.settings.CryptKeeper.DEBUG_FORCE_VIEW"; 10791a2f0566afb91549cbda9289b516154a6467624Ben Komalo private static final String FORCE_VIEW_PROGRESS = "progress"; 10891a2f0566afb91549cbda9289b516154a6467624Ben Komalo private static final String FORCE_VIEW_ERROR = "error"; 109de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private static final String FORCE_VIEW_PASSWORD = "password"; 11091a2f0566afb91549cbda9289b516154a6467624Ben Komalo 111bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal /** When encryption is detected, this flag indicates whether or not we've checked for errors. */ 1120e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo private boolean mValidationComplete; 113d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo private boolean mValidationRequested; 1140e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo /** A flag to indicate that the volume is in a bad state (e.g. partially encrypted). */ 1150e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo private boolean mEncryptionGoneBad; 11687abbd3ea06a4901a4a967ce01e9fded356ae75fPaul Lawrence /** If gone bad, should we show encryption failed (false) or corrupt (true)*/ 11787abbd3ea06a4901a4a967ce01e9fded356ae75fPaul Lawrence private boolean mCorrupt; 118de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** A flag to indicate when the back event should be ignored */ 119de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private boolean mIgnoreBack = false; 12051e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley /** When set, blocks unlocking. Set every COOL_DOWN_ATTEMPTS attempts, only cleared 12151e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley by power cycling phone. */ 12251e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley private boolean mCooldown = false; 12351e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley 1241499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler PowerManager.WakeLock mWakeLock; 12506c5ff4a46686d3f599e40df0768177d3d88913cJason parks private EditText mPasswordEntry; 126b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence private LockPatternView mLockPatternView; 127d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal /** Number of calls to {@link #notifyUser()} to ignore before notifying. */ 128d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal private int mNotificationCountdown = 0; 12973456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence /** Number of calls to {@link #notifyUser()} before we release the wakelock */ 13073456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence private int mReleaseWakeLockCountdown = 0; 1315a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence private int mStatusString = R.string.enter_password; 1321499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 133f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence // how long we wait to clear a wrong pattern 134f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence private static final int WRONG_PATTERN_CLEAR_TIMEOUT_MS = 1500; 135f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence 1360f11e15f503d65d5a085157d8ec406a72d712ce7Paul Lawrence // how long we wait to clear a right pattern 1370f11e15f503d65d5a085157d8ec406a72d712ce7Paul Lawrence private static final int RIGHT_PATTERN_CLEAR_TIMEOUT_MS = 500; 1380f11e15f503d65d5a085157d8ec406a72d712ce7Paul Lawrence 1392555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley // When the user enters a short pin/password, run this to show an error, 1402555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley // but don't count it against attempts. 1412555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley private final Runnable mFakeUnlockAttemptRunnable = new Runnable() { 14251e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley @Override 1432555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley public void run() { 1442555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley handleBadAttempt(1 /* failedAttempt */); 1452555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 1462555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley }; 1472555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley 1482555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley // TODO: this should be tuned to match minimum decryption timeout 1492555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley private static final int FAKE_ATTEMPT_DELAY = 1000; 1502555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley 1512555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley private final Runnable mClearPatternRunnable = new Runnable() { 152529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley @Override 153f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence public void run() { 154f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence mLockPatternView.clearPattern(); 155f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence } 156f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence }; 157f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence 1581499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler /** 1591499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler * Used to propagate state through configuration changes (e.g. screen rotation) 1601499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler */ 1611499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler private static class NonConfigurationInstanceState { 1621499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler final PowerManager.WakeLock wakelock; 1631499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 1641499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler NonConfigurationInstanceState(PowerManager.WakeLock _wakelock) { 1651499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler wakelock = _wakelock; 1661499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler } 1671499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler } 1681499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 16906c5ff4a46686d3f599e40df0768177d3d88913cJason parks private class DecryptTask extends AsyncTask<String, Void, Integer> { 170ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence private void hide(int id) { 171ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence View view = findViewById(id); 172ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence if (view != null) { 173ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence view.setVisibility(View.GONE); 174ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence } 175ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence } 176ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence 17706c5ff4a46686d3f599e40df0768177d3d88913cJason parks @Override 178529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley protected void onPreExecute() { 179529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley super.onPreExecute(); 1802555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley beginAttempt(); 181529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley } 182529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley 183529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley @Override 18406c5ff4a46686d3f599e40df0768177d3d88913cJason parks protected Integer doInBackground(String... params) { 185de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final IMountService service = getMountService(); 18606c5ff4a46686d3f599e40df0768177d3d88913cJason parks try { 18706c5ff4a46686d3f599e40df0768177d3d88913cJason parks return service.decryptStorage(params[0]); 18806c5ff4a46686d3f599e40df0768177d3d88913cJason parks } catch (Exception e) { 18906c5ff4a46686d3f599e40df0768177d3d88913cJason parks Log.e(TAG, "Error while decrypting...", e); 19006c5ff4a46686d3f599e40df0768177d3d88913cJason parks return -1; 19106c5ff4a46686d3f599e40df0768177d3d88913cJason parks } 19206c5ff4a46686d3f599e40df0768177d3d88913cJason parks } 19306c5ff4a46686d3f599e40df0768177d3d88913cJason parks 19406c5ff4a46686d3f599e40df0768177d3d88913cJason parks @Override 19506c5ff4a46686d3f599e40df0768177d3d88913cJason parks protected void onPostExecute(Integer failedAttempts) { 19606c5ff4a46686d3f599e40df0768177d3d88913cJason parks if (failedAttempts == 0) { 19789c7570dd42ce6945ce8e092892a22ec79c30c82Paul Lawrence // The password was entered successfully. Simply do nothing 19889c7570dd42ce6945ce8e092892a22ec79c30c82Paul Lawrence // and wait for the service restart to switch to surfacefligner 1990f11e15f503d65d5a085157d8ec406a72d712ce7Paul Lawrence if (mLockPatternView != null) { 2000f11e15f503d65d5a085157d8ec406a72d712ce7Paul Lawrence mLockPatternView.removeCallbacks(mClearPatternRunnable); 2010f11e15f503d65d5a085157d8ec406a72d712ce7Paul Lawrence mLockPatternView.postDelayed(mClearPatternRunnable, RIGHT_PATTERN_CLEAR_TIMEOUT_MS); 2020f11e15f503d65d5a085157d8ec406a72d712ce7Paul Lawrence } 203529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley final TextView status = (TextView) findViewById(R.id.status); 204529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley status.setText(R.string.starting_android); 205ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence hide(R.id.passwordEntry); 206ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence hide(R.id.switch_ime_button); 207ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence hide(R.id.lockPattern); 208ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence hide(R.id.owner_info); 209ced7db460f472a288255f6f75302381356eb9de8Paul Lawrence hide(R.id.emergencyCallButton); 21006c5ff4a46686d3f599e40df0768177d3d88913cJason parks } else if (failedAttempts == MAX_FAILED_ATTEMPTS) { 21106c5ff4a46686d3f599e40df0768177d3d88913cJason parks // Factory reset the device. 2121de688d911cf96eff39eddc5a7070e3c44efefc1Jeff Sharkey Intent intent = new Intent(Intent.ACTION_MASTER_CLEAR); 2131de688d911cf96eff39eddc5a7070e3c44efefc1Jeff Sharkey intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 2141de688d911cf96eff39eddc5a7070e3c44efefc1Jeff Sharkey intent.putExtra(Intent.EXTRA_REASON, "CryptKeeper.MAX_FAILED_ATTEMPTS"); 2151de688d911cf96eff39eddc5a7070e3c44efefc1Jeff Sharkey sendBroadcast(intent); 216384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence } else if (failedAttempts == -1) { 217384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence // Right password, but decryption failed. Tell user bad news ... 218384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence setContentView(R.layout.crypt_keeper_progress); 219384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence showFactoryReset(true); 220384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence return; 22106c5ff4a46686d3f599e40df0768177d3d88913cJason parks } else { 2222555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley handleBadAttempt(failedAttempts); 2232555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 2242555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 2252555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 226bd4c3210e1e0d6f58b2a5857032a2dacb316be98Paul Lawrence 2272555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley private void beginAttempt() { 2282555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley final TextView status = (TextView) findViewById(R.id.status); 2292555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley status.setText(R.string.checking_decryption); 2302555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 231bd4c3210e1e0d6f58b2a5857032a2dacb316be98Paul Lawrence 2322555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley private void handleBadAttempt(Integer failedAttempts) { 2332555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley // Wrong entry. Handle pattern case. 2342555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley if (mLockPatternView != null) { 2352555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley mLockPatternView.setDisplayMode(DisplayMode.Wrong); 2362555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley mLockPatternView.removeCallbacks(mClearPatternRunnable); 2372555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley mLockPatternView.postDelayed(mClearPatternRunnable, WRONG_PATTERN_CLEAR_TIMEOUT_MS); 2382555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 2392555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley if ((failedAttempts % COOL_DOWN_ATTEMPTS) == 0) { 24051e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley mCooldown = true; 24151e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley // No need to setBackFunctionality(false) - it's already done 24251e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley // at this point. 2432555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley cooldown(); 2442555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } else { 2452555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley final TextView status = (TextView) findViewById(R.id.status); 246529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley 2472555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley int remainingAttempts = MAX_FAILED_ATTEMPTS - failedAttempts; 2482555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley if (remainingAttempts < COOL_DOWN_ATTEMPTS) { 2492555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley CharSequence warningTemplate = getText(R.string.crypt_keeper_warn_wipe); 2502555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley CharSequence warning = TextUtils.expandTemplate(warningTemplate, 2512555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley Integer.toString(remainingAttempts)); 2522555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley status.setText(warning); 2532555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } else { 2542555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley int passwordType = StorageManager.CRYPT_TYPE_PASSWORD; 2552555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley try { 2562555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley final IMountService service = getMountService(); 2572555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley passwordType = service.getPasswordType(); 2582555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } catch (Exception e) { 2592555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley Log.e(TAG, "Error calling mount service " + e); 2602555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 2612555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley 2622555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley if (passwordType == StorageManager.CRYPT_TYPE_PIN) { 2632555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley status.setText(R.string.cryptkeeper_wrong_pin); 2642555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } else if (passwordType == StorageManager.CRYPT_TYPE_PATTERN) { 2652555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley status.setText(R.string.cryptkeeper_wrong_pattern); 2662555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } else { 2672555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley status.setText(R.string.cryptkeeper_wrong_password); 2682daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence } 26906c5ff4a46686d3f599e40df0768177d3d88913cJason parks } 2702555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley 2712555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley if (mLockPatternView != null) { 2722555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley mLockPatternView.setDisplayMode(DisplayMode.Wrong); 2732555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley mLockPatternView.setEnabled(true); 2742555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 2752555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley 2762555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley // Reenable the password entry 2772555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley if (mPasswordEntry != null) { 2782555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley mPasswordEntry.setEnabled(true); 2792555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley final InputMethodManager imm = (InputMethodManager) getSystemService( 2802555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley Context.INPUT_METHOD_SERVICE); 2812555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley imm.showSoftInput(mPasswordEntry, 0); 2822555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley setBackFunctionality(true); 2832555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 28406c5ff4a46686d3f599e40df0768177d3d88913cJason parks } 28506c5ff4a46686d3f599e40df0768177d3d88913cJason parks } 28675c085ee890744cdd4b90c72f8b50e6aeeb31e88Jason parks 2870e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo private class ValidationTask extends AsyncTask<Void, Void, Boolean> { 28887abbd3ea06a4901a4a967ce01e9fded356ae75fPaul Lawrence int state; 28987abbd3ea06a4901a4a967ce01e9fded356ae75fPaul Lawrence 2900e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo @Override 2910e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo protected Boolean doInBackground(Void... params) { 292de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final IMountService service = getMountService(); 2930e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo try { 294d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo Log.d(TAG, "Validating encryption state."); 29587abbd3ea06a4901a4a967ce01e9fded356ae75fPaul Lawrence state = service.getEncryptionState(); 2960e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo if (state == IMountService.ENCRYPTION_STATE_NONE) { 2970e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo Log.w(TAG, "Unexpectedly in CryptKeeper even though there is no encryption."); 2980e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo return true; // Unexpected, but fine, I guess... 2990e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 3000e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo return state == IMountService.ENCRYPTION_STATE_OK; 3010e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } catch (RemoteException e) { 3020e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo Log.w(TAG, "Unable to get encryption state properly"); 3030e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo return true; 3040e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 3050e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 3060e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo 3070e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo @Override 3080e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo protected void onPostExecute(Boolean result) { 3090e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo mValidationComplete = true; 3100e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo if (Boolean.FALSE.equals(result)) { 3110e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo Log.w(TAG, "Incomplete, or corrupted encryption detected. Prompting user to wipe."); 3120e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo mEncryptionGoneBad = true; 31387abbd3ea06a4901a4a967ce01e9fded356ae75fPaul Lawrence mCorrupt = state == IMountService.ENCRYPTION_STATE_ERROR_CORRUPT; 314d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo } else { 315d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo Log.d(TAG, "Encryption state validated. Proceeding to configure UI"); 3160e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 3170e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo setupUi(); 3180e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 3190e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 3200e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo 32191a2f0566afb91549cbda9289b516154a6467624Ben Komalo private final Handler mHandler = new Handler() { 322ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks @Override 323ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks public void handleMessage(Message msg) { 324ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks switch (msg.what) { 325de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal case MESSAGE_UPDATE_PROGRESS: 326f8217304073b5cd13823a0602568394be93bf310Jason parks updateProgress(); 327ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks break; 32835933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 329de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal case MESSAGE_NOTIFY: 330de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal notifyUser(); 331de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal break; 332ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks } 333ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks } 334ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks }; 33535933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 336de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private AudioManager mAudioManager; 337bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal /** The status bar where back/home/recent buttons are shown. */ 338bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal private StatusBarManager mStatusBar; 339bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal 340bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal /** All the widgets to disable in the status bar */ 341bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal final private static int sWidgetsToDisable = StatusBarManager.DISABLE_EXPAND 342bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal | StatusBarManager.DISABLE_NOTIFICATION_ICONS 343bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal | StatusBarManager.DISABLE_NOTIFICATION_ALERTS 344bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal | StatusBarManager.DISABLE_SYSTEM_INFO 345bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal | StatusBarManager.DISABLE_HOME 34666d050bb4b6bf899e363f3e67d1eb5774de744b5Alon Albert | StatusBarManager.DISABLE_SEARCH 347bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal | StatusBarManager.DISABLE_RECENT; 348de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal 3492555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley protected static final int MIN_LENGTH_BEFORE_REPORT = LockPatternUtils.MIN_LOCK_PATTERN_SIZE; 3502555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley 35191a2f0566afb91549cbda9289b516154a6467624Ben Komalo /** @return whether or not this Activity was started for debugging the UI only. */ 35291a2f0566afb91549cbda9289b516154a6467624Ben Komalo private boolean isDebugView() { 35391a2f0566afb91549cbda9289b516154a6467624Ben Komalo return getIntent().hasExtra(EXTRA_FORCE_VIEW); 35491a2f0566afb91549cbda9289b516154a6467624Ben Komalo } 35591a2f0566afb91549cbda9289b516154a6467624Ben Komalo 35691a2f0566afb91549cbda9289b516154a6467624Ben Komalo /** @return whether or not this Activity was started for debugging the specific UI view only. */ 35791a2f0566afb91549cbda9289b516154a6467624Ben Komalo private boolean isDebugView(String viewType /* non-nullable */) { 35891a2f0566afb91549cbda9289b516154a6467624Ben Komalo return viewType.equals(getIntent().getStringExtra(EXTRA_FORCE_VIEW)); 35991a2f0566afb91549cbda9289b516154a6467624Ben Komalo } 36091a2f0566afb91549cbda9289b516154a6467624Ben Komalo 361de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** 362de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal * Notify the user that we are awaiting input. Currently this sends an audio alert. 363de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal */ 364de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private void notifyUser() { 365d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal if (mNotificationCountdown > 0) { 366d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal --mNotificationCountdown; 367d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } else if (mAudioManager != null) { 368de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal try { 369de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // Play the standard keypress sound at full volume. This should be available on 370de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // every device. We cannot play a ringtone here because media services aren't 371de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // available yet. A DTMF-style tone is too soft to be noticed, and might not exist 372de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // on tablet devices. The idea is to alert the user that something is needed: this 373de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // does not have to be pleasing. 374de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mAudioManager.playSoundEffect(AudioManager.FX_KEYPRESS_STANDARD, 100); 375de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } catch (Exception e) { 376de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal Log.w(TAG, "notifyUser: Exception while playing sound: " + e); 377de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 378de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 37986b93937fa417647d22ee15d3a0aff7a751be17aVikram Aggarwal // Notify the user again in 5 seconds. 380de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.removeMessages(MESSAGE_NOTIFY); 38186b93937fa417647d22ee15d3a0aff7a751be17aVikram Aggarwal mHandler.sendEmptyMessageDelayed(MESSAGE_NOTIFY, 5 * 1000); 38273456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence 38373456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence if (mWakeLock.isHeld()) { 38473456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence if (mReleaseWakeLockCountdown > 0) { 38573456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence --mReleaseWakeLockCountdown; 38673456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence } else { 38773456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence mWakeLock.release(); 38873456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence } 38973456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence } 390de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 391de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal 392de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** 393de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal * Ignore back events after the user has entered the decrypt screen and while the device is 394de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal * encrypting. 395de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal */ 396de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal @Override 397de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal public void onBackPressed() { 398bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal // In the rare case that something pressed back even though we were disabled. 399de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal if (mIgnoreBack) 400de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal return; 401de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal super.onBackPressed(); 402de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 403de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal 4048fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks @Override 4058fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks public void onCreate(Bundle savedInstanceState) { 4068fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks super.onCreate(savedInstanceState); 40735933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 4089597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler // If we are not encrypted or encrypting, get out quickly. 409de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final String state = SystemProperties.get("vold.decrypt"); 41091a2f0566afb91549cbda9289b516154a6467624Ben Komalo if (!isDebugView() && ("".equals(state) || DECRYPT_STATE.equals(state))) { 41135933812b16f0b4221280bbcc3c32f6540996bf2Jason parks // Disable the crypt keeper. 4128fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks PackageManager pm = getPackageManager(); 4138fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks ComponentName name = new ComponentName(this, CryptKeeper.class); 414140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn pm.setComponentEnabledSetting(name, PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 415140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn PackageManager.DONT_KILL_APP); 416140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn // Typically CryptKeeper is launched as the home app. We didn't 417644fa4243b4c288c85845b3f86aab25135635729Dianne Hackborn // want to be running, so need to finish this activity. We can count 418644fa4243b4c288c85845b3f86aab25135635729Dianne Hackborn // on the activity manager re-launching the new home app upon finishing 419644fa4243b4c288c85845b3f86aab25135635729Dianne Hackborn // this one, since this will leave the activity stack empty. 420140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn // NOTE: This is really grungy. I think it would be better for the 421140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn // activity manager to explicitly launch the crypt keeper instead of 422140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn // home in the situation where we need to decrypt the device 423140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn finish(); 4248fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks return; 4258fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 42635933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 4277ae20e3ce98543888cfccbef6b1254d060bc30caPaul Lawrence try { 4287ae20e3ce98543888cfccbef6b1254d060bc30caPaul Lawrence if (getResources().getBoolean(R.bool.crypt_keeper_allow_rotation)) { 4297ae20e3ce98543888cfccbef6b1254d060bc30caPaul Lawrence setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 4307ae20e3ce98543888cfccbef6b1254d060bc30caPaul Lawrence } 4317ae20e3ce98543888cfccbef6b1254d060bc30caPaul Lawrence } catch (NotFoundException e) { 4327ae20e3ce98543888cfccbef6b1254d060bc30caPaul Lawrence } 4337ae20e3ce98543888cfccbef6b1254d060bc30caPaul Lawrence 434b96b35a62b1f092b6322643c3568f3e712543e53Vikram Aggarwal // Disable the status bar, but do NOT disable back because the user needs a way to go 435b96b35a62b1f092b6322643c3568f3e712543e53Vikram Aggarwal // from keyboard settings and back to the password screen. 436bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal mStatusBar = (StatusBarManager) getSystemService(Context.STATUS_BAR_SERVICE); 437bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal mStatusBar.disable(sWidgetsToDisable); 4381499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 439ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal setAirplaneModeIfNecessary(); 440de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE); 4411499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler // Check for (and recover) retained instance data 442de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final Object lastInstance = getLastNonConfigurationInstance(); 4431499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler if (lastInstance instanceof NonConfigurationInstanceState) { 4441499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler NonConfigurationInstanceState retained = (NonConfigurationInstanceState) lastInstance; 4451499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler mWakeLock = retained.wakelock; 4460460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.d(TAG, "Restoring wakelock from NonConfigurationInstanceState"); 4471499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler } 448ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks } 44935933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 4509597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler /** 4519597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler * Note, we defer the state check and screen setup to onStart() because this will be 4529597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler * re-run if the user clicks the power button (sleeping/waking the screen), and this is 4539597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler * especially important if we were to lose the wakelock for any reason. 4549597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler */ 4559597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler @Override 4569597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler public void onStart() { 4579597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler super.onStart(); 458d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo setupUi(); 4590e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 4600e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo 4610e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo /** 4620e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo * Initializes the UI based on the current state of encryption. 4630e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo * This is idempotent - calling repeatedly will simply re-initialize the UI. 4640e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo */ 4650e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo private void setupUi() { 4660e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo if (mEncryptionGoneBad || isDebugView(FORCE_VIEW_ERROR)) { 4670e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo setContentView(R.layout.crypt_keeper_progress); 46887abbd3ea06a4901a4a967ce01e9fded356ae75fPaul Lawrence showFactoryReset(mCorrupt); 4690e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo return; 4700e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 4710e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo 472de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final String progress = SystemProperties.get("vold.encrypt_progress"); 4730e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo if (!"".equals(progress) || isDebugView(FORCE_VIEW_PROGRESS)) { 4749597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler setContentView(R.layout.crypt_keeper_progress); 4759597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler encryptionProgressInit(); 476de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } else if (mValidationComplete || isDebugView(FORCE_VIEW_PASSWORD)) { 4779ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence new AsyncTask<Void, Void, Void>() { 478529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley int passwordType = StorageManager.CRYPT_TYPE_PASSWORD; 4799ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence String owner_info; 4800f11e15f503d65d5a085157d8ec406a72d712ce7Paul Lawrence boolean pattern_visible; 4819ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence 4829ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence @Override 4839ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence public Void doInBackground(Void... v) { 4849ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence try { 4859ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence final IMountService service = getMountService(); 486529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley passwordType = service.getPasswordType(); 487f9d6d2916323472f6c543edcc3956a8d00925e6bElliott Hughes owner_info = service.getField(StorageManager.OWNER_INFO_KEY); 488f9d6d2916323472f6c543edcc3956a8d00925e6bElliott Hughes pattern_visible = !("0".equals(service.getField(StorageManager.PATTERN_VISIBLE_KEY))); 4899ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } catch (Exception e) { 4909ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence Log.e(TAG, "Error calling mount service " + e); 4919ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } 4929ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence 4939ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence return null; 4949ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } 495b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 4969ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence @Override 4979ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence public void onPostExecute(java.lang.Void v) { 49851e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley if (passwordType == StorageManager.CRYPT_TYPE_PIN) { 4999ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence setContentView(R.layout.crypt_keeper_pin_entry); 5005a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence mStatusString = R.string.enter_pin; 501529834dae1ce469d64f7e191db43315e88691e7ePaul Crowley } else if (passwordType == StorageManager.CRYPT_TYPE_PATTERN) { 5029ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence setContentView(R.layout.crypt_keeper_pattern_entry); 5039ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence setBackFunctionality(false); 5045a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence mStatusString = R.string.enter_pattern; 5059ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } else { 5069ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence setContentView(R.layout.crypt_keeper_password_entry); 5075a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence mStatusString = R.string.enter_password; 5089ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } 5095a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence final TextView status = (TextView) findViewById(R.id.status); 5105a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence status.setText(mStatusString); 5115a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence 5125a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence final TextView ownerInfo = (TextView) findViewById(R.id.owner_info); 5135a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence ownerInfo.setText(owner_info); 5145a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence ownerInfo.setSelected(true); // Required for marquee'ing to work 5159ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence 5169ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence passwordEntryInit(); 5175a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence 5180f11e15f503d65d5a085157d8ec406a72d712ce7Paul Lawrence if (mLockPatternView != null) { 5190f11e15f503d65d5a085157d8ec406a72d712ce7Paul Lawrence mLockPatternView.setInStealthMode(!pattern_visible); 5200f11e15f503d65d5a085157d8ec406a72d712ce7Paul Lawrence } 52151e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley if (mCooldown) { 52251e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley // in case we are cooling down and coming back from emergency dialler 5235a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence setBackFunctionality(false); 52451e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley cooldown(); 5255a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence } 52651e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley 5279ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } 5289ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence }.execute(); 529d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo } else if (!mValidationRequested) { 530d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo // We're supposed to be encrypted, but no validation has been done. 531d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo new ValidationTask().execute((Void[]) null); 532d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo mValidationRequested = true; 5339597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler } 5349597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler } 5359597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler 536f8217304073b5cd13823a0602568394be93bf310Jason parks @Override 537f8217304073b5cd13823a0602568394be93bf310Jason parks public void onStop() { 538f8217304073b5cd13823a0602568394be93bf310Jason parks super.onStop(); 539de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.removeMessages(MESSAGE_UPDATE_PROGRESS); 540de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.removeMessages(MESSAGE_NOTIFY); 5411499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler } 5421499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 5431499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler /** 5441499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler * Reconfiguring, so propagate the wakelock to the next instance. This runs between onStop() 5451499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler * and onDestroy() and only if we are changing configuration (e.g. rotation). Also clears 5461499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler * mWakeLock so the subsequent call to onDestroy does not release it. 5471499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler */ 5481499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler @Override 5491499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler public Object onRetainNonConfigurationInstance() { 5501499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler NonConfigurationInstanceState state = new NonConfigurationInstanceState(mWakeLock); 5510460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.d(TAG, "Handing wakelock off to NonConfigurationInstanceState"); 5521499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler mWakeLock = null; 5531499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler return state; 5541499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler } 5551499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 5561499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler @Override 5571499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler public void onDestroy() { 5581499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler super.onDestroy(); 559f8217304073b5cd13823a0602568394be93bf310Jason parks 560f8217304073b5cd13823a0602568394be93bf310Jason parks if (mWakeLock != null) { 5610460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.d(TAG, "Releasing and destroying wakelock"); 562f8217304073b5cd13823a0602568394be93bf310Jason parks mWakeLock.release(); 563f8217304073b5cd13823a0602568394be93bf310Jason parks mWakeLock = null; 564f8217304073b5cd13823a0602568394be93bf310Jason parks } 565f8217304073b5cd13823a0602568394be93bf310Jason parks } 566f8217304073b5cd13823a0602568394be93bf310Jason parks 567de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** 568de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal * Start encrypting the device. 569de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal */ 570ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks private void encryptionProgressInit() { 57135933812b16f0b4221280bbcc3c32f6540996bf2Jason parks // Accquire a partial wakelock to prevent the device from sleeping. Note 57235933812b16f0b4221280bbcc3c32f6540996bf2Jason parks // we never release this wakelock as we will be restarted after the device 57335933812b16f0b4221280bbcc3c32f6540996bf2Jason parks // is encrypted. 5740460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.d(TAG, "Encryption progress screen initializing."); 5759ee164f44ea1ad66fa16ed702eb885e36ade0d8bBen Komalo if (mWakeLock == null) { 5760460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.d(TAG, "Acquiring wakelock."); 5770460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); 5780460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo mWakeLock = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK, TAG); 5790460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo mWakeLock.acquire(); 5800460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo } 581f8217304073b5cd13823a0602568394be93bf310Jason parks 582bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal ((ProgressBar) findViewById(R.id.progress_bar)).setIndeterminate(true); 583de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // Ignore all back presses from now, both hard and soft keys. 584bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal setBackFunctionality(false); 585de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // Start the first run of progress manually. This method sets up messages to occur at 586de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // repeated intervals. 587f8217304073b5cd13823a0602568394be93bf310Jason parks updateProgress(); 588f8217304073b5cd13823a0602568394be93bf310Jason parks } 589f8217304073b5cd13823a0602568394be93bf310Jason parks 590384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence /** 591384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence * Show factory reset screen allowing the user to reset their phone when 592384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence * there is nothing else we can do 593384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence * @param corrupt true if userdata is corrupt, false if encryption failed 594384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence * partway through 595384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence */ 5961de688d911cf96eff39eddc5a7070e3c44efefc1Jeff Sharkey private void showFactoryReset(final boolean corrupt) { 59713d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler // Hide the encryption-bot to make room for the "factory reset" button 59813d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler findViewById(R.id.encroid).setVisibility(View.GONE); 59913d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 60013d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler // Show the reset button, failure text, and a divider 601bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final Button button = (Button) findViewById(R.id.factory_reset); 60213d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler button.setVisibility(View.VISIBLE); 60313d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler button.setOnClickListener(new OnClickListener() { 604bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal @Override 60513d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler public void onClick(View v) { 60613d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler // Factory reset the device. 6071de688d911cf96eff39eddc5a7070e3c44efefc1Jeff Sharkey Intent intent = new Intent(Intent.ACTION_MASTER_CLEAR); 6081de688d911cf96eff39eddc5a7070e3c44efefc1Jeff Sharkey intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 6091de688d911cf96eff39eddc5a7070e3c44efefc1Jeff Sharkey intent.putExtra(Intent.EXTRA_REASON, 6101de688d911cf96eff39eddc5a7070e3c44efefc1Jeff Sharkey "CryptKeeper.showFactoryReset() corrupt=" + corrupt); 6111de688d911cf96eff39eddc5a7070e3c44efefc1Jeff Sharkey sendBroadcast(intent); 61213d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler } 61313d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler }); 61413d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 615bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal // Alert the user of the failure. 616384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence if (corrupt) { 617384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence ((TextView) findViewById(R.id.title)).setText(R.string.crypt_keeper_data_corrupt_title); 618384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence ((TextView) findViewById(R.id.status)).setText(R.string.crypt_keeper_data_corrupt_summary); 619384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence } else { 620384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence ((TextView) findViewById(R.id.title)).setText(R.string.crypt_keeper_failed_title); 621384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence ((TextView) findViewById(R.id.status)).setText(R.string.crypt_keeper_failed_summary); 622384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence } 62313d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 624bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final View view = findViewById(R.id.bottom_divider); 625bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal // TODO(viki): Why would the bottom divider be missing in certain layouts? Investigate. 626f0104df823a93ef4c3336118ddb02a0924e520daBen Komalo if (view != null) { 627f0104df823a93ef4c3336118ddb02a0924e520daBen Komalo view.setVisibility(View.VISIBLE); 628f0104df823a93ef4c3336118ddb02a0924e520daBen Komalo } 62913d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler } 63013d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 631f8217304073b5cd13823a0602568394be93bf310Jason parks private void updateProgress() { 632bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final String state = SystemProperties.get("vold.encrypt_progress"); 633f8217304073b5cd13823a0602568394be93bf310Jason parks 6340e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo if ("error_partially_encrypted".equals(state)) { 635384d8e52b6750b2be7079f8828e4d2f038e22180Paul Lawrence showFactoryReset(false); 63613d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler return; 63713d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler } 63813d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 639b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence // Get status as percentage first 640b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence CharSequence status = getText(R.string.crypt_keeper_setup_description); 641b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence int percent = 0; 642f8217304073b5cd13823a0602568394be93bf310Jason parks try { 64391a2f0566afb91549cbda9289b516154a6467624Ben Komalo // Force a 50% progress state when debugging the view. 644b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence percent = isDebugView() ? 50 : Integer.parseInt(state); 645f8217304073b5cd13823a0602568394be93bf310Jason parks } catch (Exception e) { 646f8217304073b5cd13823a0602568394be93bf310Jason parks Log.w(TAG, "Error parsing progress: " + e.toString()); 647f8217304073b5cd13823a0602568394be93bf310Jason parks } 648b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence String progress = Integer.toString(percent); 64935933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 650b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence // Now try to get status as time remaining and replace as appropriate 6510460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.v(TAG, "Encryption progress: " + progress); 652b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence try { 653b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence final String timeProperty = SystemProperties.get("vold.encrypt_time_remaining"); 654b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence int time = Integer.parseInt(timeProperty); 655b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence if (time >= 0) { 656b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence // Round up to multiple of 10 - this way display is less jerky 657b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence time = (time + 9) / 10 * 10; 658b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence progress = DateUtils.formatElapsedTime(time); 659b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence status = getText(R.string.crypt_keeper_setup_time_remaining); 660b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence } 661b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence } catch (Exception e) { 662b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence // Will happen if no time etc - show percentage 663b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence } 664b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence 665bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final TextView tv = (TextView) findViewById(R.id.status); 666de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal if (tv != null) { 667b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence tv.setText(TextUtils.expandTemplate(status, progress)); 668de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 669b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence 670b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence // Check the progress every 1 seconds 671de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.removeMessages(MESSAGE_UPDATE_PROGRESS); 672b15c68fbf19c021eb0a3bed1ccc4dd7fda384ec7Paul Lawrence mHandler.sendEmptyMessageDelayed(MESSAGE_UPDATE_PROGRESS, 1000); 673f8217304073b5cd13823a0602568394be93bf310Jason parks } 674f8217304073b5cd13823a0602568394be93bf310Jason parks 67551e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley /** Insist on a power cycle to force the user to waste time between retries. 67651e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley * 67751e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley * Call setBackFunctionality(false) before calling this. */ 678f8217304073b5cd13823a0602568394be93bf310Jason parks private void cooldown() { 67951e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley // Disable the password entry. 68051e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley if (mPasswordEntry != null) { 68151e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley mPasswordEntry.setEnabled(false); 682f8217304073b5cd13823a0602568394be93bf310Jason parks } 68351e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley if (mLockPatternView != null) { 68451e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley mLockPatternView.setEnabled(false); 68551e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley } 68651e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley 68751e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley final TextView status = (TextView) findViewById(R.id.status); 68851e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley status.setText(R.string.crypt_keeper_force_power_cycle); 689ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks } 69035933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 691bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal /** 692bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal * Sets the back status: enabled or disabled according to the parameter. 693bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal * @param isEnabled true if back is enabled, false otherwise. 694bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal */ 695bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal private final void setBackFunctionality(boolean isEnabled) { 696bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal mIgnoreBack = !isEnabled; 697bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal if (isEnabled) { 698bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal mStatusBar.disable(sWidgetsToDisable); 699bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal } else { 700bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal mStatusBar.disable(sWidgetsToDisable | StatusBarManager.DISABLE_BACK); 701bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal } 702bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal } 703bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal 7042555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley private void fakeUnlockAttempt(View postingView) { 7052555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley beginAttempt(); 7062555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley postingView.postDelayed(mFakeUnlockAttemptRunnable, FAKE_ATTEMPT_DELAY); 7072555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 7082555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley 709b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence protected LockPatternView.OnPatternListener mChooseNewLockPatternListener = 710f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence new LockPatternView.OnPatternListener() { 711b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 712f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence @Override 713f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence public void onPatternStart() { 714f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence mLockPatternView.removeCallbacks(mClearPatternRunnable); 715f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence } 716b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 717f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence @Override 718f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence public void onPatternCleared() { 719f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence } 720b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 721f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence @Override 722f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence public void onPatternDetected(List<LockPatternView.Cell> pattern) { 723f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence mLockPatternView.setEnabled(false); 7242555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley if (pattern.size() >= MIN_LENGTH_BEFORE_REPORT) { 7252555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley new DecryptTask().execute(LockPatternUtils.patternToString(pattern)); 7262555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } else { 7272555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley // Allow user to make as many of these as they want. 7282555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley fakeUnlockAttempt(mLockPatternView); 7292555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 730f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence } 731b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 732f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence @Override 733f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence public void onPatternCellAdded(List<Cell> pattern) { 734f6cda3b176d097f8360b5c34c6ba746cd10b4004Paul Lawrence } 735b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence }; 736b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 737b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence private void passwordEntryInit() { 738b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence // Password/pin case 73906c5ff4a46686d3f599e40df0768177d3d88913cJason parks mPasswordEntry = (EditText) findViewById(R.id.passwordEntry); 740b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence if (mPasswordEntry != null){ 741b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mPasswordEntry.setOnEditorActionListener(this); 742b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mPasswordEntry.requestFocus(); 743b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence // Become quiet when the user interacts with the Edit text screen. 744b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mPasswordEntry.setOnKeyListener(this); 745b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mPasswordEntry.setOnTouchListener(this); 746b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mPasswordEntry.addTextChangedListener(this); 747b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence } 748b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 749b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence // Pattern case 750b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mLockPatternView = (LockPatternView) findViewById(R.id.lockPattern); 751b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence if (mLockPatternView != null) { 752b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mLockPatternView.setOnPatternListener(mChooseNewLockPatternListener); 753b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence } 7549fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 755c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal // Disable the Emergency call button if the device has no voice telephone capability 7563afbdf006057c93f930694e26306a3cc9cea34e4Santos Cordon if (!getTelephonyManager().isVoiceCapable()) { 757c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal final View emergencyCall = findViewById(R.id.emergencyCallButton); 758c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal if (emergencyCall != null) { 759c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal Log.d(TAG, "Removing the emergency Call button"); 760c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal emergencyCall.setVisibility(View.GONE); 761c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal } 762c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal } 763c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal 764bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final View imeSwitcher = findViewById(R.id.switch_ime_button); 7659fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo final InputMethodManager imm = (InputMethodManager) getSystemService( 7669fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo Context.INPUT_METHOD_SERVICE); 7679fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo if (imeSwitcher != null && hasMultipleEnabledIMEsOrSubtypes(imm, false)) { 7689fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo imeSwitcher.setVisibility(View.VISIBLE); 7699fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo imeSwitcher.setOnClickListener(new OnClickListener() { 770bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal @Override 7719fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo public void onClick(View v) { 7729fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo imm.showInputMethodPicker(); 7739fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 7749fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo }); 7759fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 7769fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 777de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // We want to keep the screen on while waiting for input. In minimal boot mode, the device 778de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // is completely non-functional, and we want the user to notice the device and enter a 779de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // password. 780de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal if (mWakeLock == null) { 781de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal Log.d(TAG, "Acquiring wakelock."); 782de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); 783de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal if (pm != null) { 784de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mWakeLock = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK, TAG); 785de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mWakeLock.acquire(); 78673456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence // Keep awake for 10 minutes - if the user hasn't been alerted by then 78773456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence // best not to just drain their battery 7885a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence mReleaseWakeLockCountdown = 96; // 96 * 5 secs per click + 120 secs before we show this = 600 789de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 790de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 79173456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence 7929fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // Asynchronously throw up the IME, since there are issues with requesting it to be shown 7939fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // immediately. 79451e0811a7ac7ec5e31c67a466bb450d80ffaa24aPaul Crowley if (mLockPatternView == null && !mCooldown) { 795e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence mHandler.postDelayed(new Runnable() { 796e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence @Override public void run() { 797e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence imm.showSoftInputUnchecked(0, null); 798e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence } 799e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence }, 0); 800e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence } 8019fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 8029fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo updateEmergencyCallButtonState(); 803d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal // Notify the user in 120 seconds that we are waiting for him to enter the password. 80486b93937fa417647d22ee15d3a0aff7a751be17aVikram Aggarwal mHandler.removeMessages(MESSAGE_NOTIFY); 805d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal mHandler.sendEmptyMessageDelayed(MESSAGE_NOTIFY, 120 * 1000); 806fb3d5cad48876dbd366fd8b562529d355d2428dbJim Miller 8072c526515775559b34a311400435de28d85b9c79eJohn Spurlock // Dismiss secure & non-secure keyguards while this screen is showing. 8082c526515775559b34a311400435de28d85b9c79eJohn Spurlock getWindow().addFlags(WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD 8092c526515775559b34a311400435de28d85b9c79eJohn Spurlock | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED); 8109fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 81135933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 8129fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo /** 8139fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo * Method adapted from com.android.inputmethod.latin.Utils 8149fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo * 8159fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo * @param imm The input method manager 8169fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo * @param shouldIncludeAuxiliarySubtypes 8179fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo * @return true if we have multiple IMEs to choose from 8189fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo */ 8199fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo private boolean hasMultipleEnabledIMEsOrSubtypes(InputMethodManager imm, 8209fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo final boolean shouldIncludeAuxiliarySubtypes) { 8219fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo final List<InputMethodInfo> enabledImis = imm.getEnabledInputMethodList(); 8229fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 8239fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // Number of the filtered IMEs 8249fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo int filteredImisCount = 0; 8259fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 8269fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo for (InputMethodInfo imi : enabledImis) { 8279fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // We can return true immediately after we find two or more filtered IMEs. 8289fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo if (filteredImisCount > 1) return true; 8299fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo final List<InputMethodSubtype> subtypes = 8309fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo imm.getEnabledInputMethodSubtypeList(imi, true); 8319fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // IMEs that have no subtypes should be counted. 8329fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo if (subtypes.isEmpty()) { 8339fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo ++filteredImisCount; 8349fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo continue; 8359fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 83635933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 8379fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo int auxCount = 0; 8389fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo for (InputMethodSubtype subtype : subtypes) { 8399fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo if (subtype.isAuxiliary()) { 8409fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo ++auxCount; 8419fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 8429fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 8439fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo final int nonAuxCount = subtypes.size() - auxCount; 8449fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 8459fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // IMEs that have one or more non-auxiliary subtypes should be counted. 8469fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // If shouldIncludeAuxiliarySubtypes is true, IMEs that have two or more auxiliary 8479fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // subtypes should be counted as well. 8489fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo if (nonAuxCount > 0 || (shouldIncludeAuxiliarySubtypes && auxCount > 1)) { 8499fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo ++filteredImisCount; 8509fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo continue; 8519fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 85200046d6e176eb05c3e3b0d13d38a8da7491bba5eJason parks } 8538373b451692a39abdfd12444241c016831e1a4a4David Brown 8549fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo return filteredImisCount > 1 8559fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // imm.getEnabledInputMethodSubtypeList(null, false) will return the current IME's enabled 8569fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // input method subtype (The current IME should be LatinIME.) 8579fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo || imm.getEnabledInputMethodSubtypeList(null, false).size() > 1; 8588fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 8598fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 8608fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks private IMountService getMountService() { 861bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final IBinder service = ServiceManager.getService("mount"); 8628fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks if (service != null) { 8638fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks return IMountService.Stub.asInterface(service); 8648fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 8658fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks return null; 8668fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 8678fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 8688fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks @Override 8698fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { 87000046d6e176eb05c3e3b0d13d38a8da7491bba5eJason parks if (actionId == EditorInfo.IME_NULL || actionId == EditorInfo.IME_ACTION_DONE) { 8718fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks // Get the password 872bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final String password = v.getText().toString(); 8738fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 874ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks if (TextUtils.isEmpty(password)) { 875ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks return true; 876ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks } 87735933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 8788fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks // Now that we have the password clear the password field. 8798fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks v.setText(null); 8808fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 881de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // Disable the password entry and back keypress while checking the password. These 882de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // we either be re-enabled if the password was wrong or after the cooldown period. 88306c5ff4a46686d3f599e40df0768177d3d88913cJason parks mPasswordEntry.setEnabled(false); 884bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal setBackFunctionality(false); 88506c5ff4a46686d3f599e40df0768177d3d88913cJason parks 8862555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley if (password.length() >= LockPatternUtils.MIN_LOCK_PATTERN_SIZE) { 8872555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley new DecryptTask().execute(password); 8882555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } else { 8892555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley // Allow user to make as many of these as they want. 8902555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley fakeUnlockAttempt(mPasswordEntry); 8912555e5f1040984a3422c5a4db43421e87d4ca0cePaul Crowley } 89235933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 8938fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks return true; 8948fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 8958fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks return false; 8968fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 8978373b451692a39abdfd12444241c016831e1a4a4David Brown 898bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal /** 899ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * Set airplane mode on the device if it isn't an LTE device. 900ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * Full story: In minimal boot mode, we cannot save any state. In particular, we cannot save 901ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * any incoming SMS's. So SMSs that are received here will be silently dropped to the floor. 902ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * That is bad. Also, we cannot receive any telephone calls in this state. So to avoid 903ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * both these problems, we turn the radio off. However, on certain networks turning on and 904ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * off the radio takes a long time. In such cases, we are better off leaving the radio 905ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * running so the latency of an E911 call is short. 906ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * The behavior after this is: 907ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * 1. Emergency dialing: the emergency dialer has logic to force the device out of 908ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * airplane mode and restart the radio. 909ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * 2. Full boot: we read the persistent settings from the previous boot and restore the 910ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * radio to whatever it was before it restarted. This also happens when rebooting a 911ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * phone that has no encryption. 912ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal */ 913ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal private final void setAirplaneModeIfNecessary() { 914ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal final boolean isLteDevice = 9153afbdf006057c93f930694e26306a3cc9cea34e4Santos Cordon getTelephonyManager().getLteOnCdmaMode() == PhoneConstants.LTE_ON_CDMA_TRUE; 916ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal if (!isLteDevice) { 917ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal Log.d(TAG, "Going into airplane mode."); 9186a5929b086a61a955a4a2f43f5fa251e8754ff4aChristopher Tate Settings.Global.putInt(getContentResolver(), Settings.Global.AIRPLANE_MODE_ON, 1); 919ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal final Intent intent = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED); 920ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal intent.putExtra("state", true); 9216a5929b086a61a955a4a2f43f5fa251e8754ff4aChristopher Tate sendBroadcastAsUser(intent, UserHandle.ALL); 922ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal } 923ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal } 924ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal 925ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal /** 926bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal * Code to update the state of, and handle clicks from, the "Emergency call" button. 927bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal * 928bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal * This code is mostly duplicated from the corresponding code in 929bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal * LockPatternUtils and LockPatternKeyguardView under frameworks/base. 930bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal */ 9318373b451692a39abdfd12444241c016831e1a4a4David Brown private void updateEmergencyCallButtonState() { 932bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final Button emergencyCall = (Button) findViewById(R.id.emergencyCallButton); 9338373b451692a39abdfd12444241c016831e1a4a4David Brown // The button isn't present at all in some configurations. 934bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal if (emergencyCall == null) 935bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal return; 9368373b451692a39abdfd12444241c016831e1a4a4David Brown 9378373b451692a39abdfd12444241c016831e1a4a4David Brown if (isEmergencyCallCapable()) { 938bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal emergencyCall.setVisibility(View.VISIBLE); 939bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal emergencyCall.setOnClickListener(new View.OnClickListener() { 940bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal @Override 941bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal 9428373b451692a39abdfd12444241c016831e1a4a4David Brown public void onClick(View v) { 9438373b451692a39abdfd12444241c016831e1a4a4David Brown takeEmergencyCallAction(); 9448373b451692a39abdfd12444241c016831e1a4a4David Brown } 9458373b451692a39abdfd12444241c016831e1a4a4David Brown }); 9468373b451692a39abdfd12444241c016831e1a4a4David Brown } else { 947bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal emergencyCall.setVisibility(View.GONE); 9488373b451692a39abdfd12444241c016831e1a4a4David Brown return; 9498373b451692a39abdfd12444241c016831e1a4a4David Brown } 9508373b451692a39abdfd12444241c016831e1a4a4David Brown 9518373b451692a39abdfd12444241c016831e1a4a4David Brown int textId; 9523e71b197f7f85c5045a083ecc532954958807be6Tyler Gunn if (getTelecomManager().isInCall()) { 95389c7570dd42ce6945ce8e092892a22ec79c30c82Paul Lawrence // Show "return to call" 9548373b451692a39abdfd12444241c016831e1a4a4David Brown textId = R.string.cryptkeeper_return_to_call; 9558373b451692a39abdfd12444241c016831e1a4a4David Brown } else { 9568373b451692a39abdfd12444241c016831e1a4a4David Brown textId = R.string.cryptkeeper_emergency_call; 9578373b451692a39abdfd12444241c016831e1a4a4David Brown } 958bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal emergencyCall.setText(textId); 9598373b451692a39abdfd12444241c016831e1a4a4David Brown } 9608373b451692a39abdfd12444241c016831e1a4a4David Brown 9618373b451692a39abdfd12444241c016831e1a4a4David Brown private boolean isEmergencyCallCapable() { 9628373b451692a39abdfd12444241c016831e1a4a4David Brown return getResources().getBoolean(com.android.internal.R.bool.config_voice_capable); 9638373b451692a39abdfd12444241c016831e1a4a4David Brown } 9648373b451692a39abdfd12444241c016831e1a4a4David Brown 9658373b451692a39abdfd12444241c016831e1a4a4David Brown private void takeEmergencyCallAction() { 9663e71b197f7f85c5045a083ecc532954958807be6Tyler Gunn TelecomManager telecomManager = getTelecomManager(); 9673e71b197f7f85c5045a083ecc532954958807be6Tyler Gunn if (telecomManager.isInCall()) { 9683e71b197f7f85c5045a083ecc532954958807be6Tyler Gunn telecomManager.showInCallScreen(false /* showDialpad */); 9698373b451692a39abdfd12444241c016831e1a4a4David Brown } else { 9708373b451692a39abdfd12444241c016831e1a4a4David Brown launchEmergencyDialer(); 9718373b451692a39abdfd12444241c016831e1a4a4David Brown } 9728373b451692a39abdfd12444241c016831e1a4a4David Brown } 9738373b451692a39abdfd12444241c016831e1a4a4David Brown 9748373b451692a39abdfd12444241c016831e1a4a4David Brown 9758373b451692a39abdfd12444241c016831e1a4a4David Brown private void launchEmergencyDialer() { 976bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final Intent intent = new Intent(ACTION_EMERGENCY_DIAL); 9778373b451692a39abdfd12444241c016831e1a4a4David Brown intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 9788373b451692a39abdfd12444241c016831e1a4a4David Brown | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 9795a70f05e0d86443cd97b186d2a5101eb4c7eed81Paul Lawrence setBackFunctionality(true); 9808373b451692a39abdfd12444241c016831e1a4a4David Brown startActivity(intent); 9818373b451692a39abdfd12444241c016831e1a4a4David Brown } 982d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 9833afbdf006057c93f930694e26306a3cc9cea34e4Santos Cordon private TelephonyManager getTelephonyManager() { 9843afbdf006057c93f930694e26306a3cc9cea34e4Santos Cordon return (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE); 9853afbdf006057c93f930694e26306a3cc9cea34e4Santos Cordon } 9863afbdf006057c93f930694e26306a3cc9cea34e4Santos Cordon 9873e71b197f7f85c5045a083ecc532954958807be6Tyler Gunn private TelecomManager getTelecomManager() { 9883e71b197f7f85c5045a083ecc532954958807be6Tyler Gunn return (TelecomManager) getSystemService(Context.TELECOM_SERVICE); 98935230e9ed76de518c7ea46d9277bdc8fa765efd8Santos Cordon } 99035230e9ed76de518c7ea46d9277bdc8fa765efd8Santos Cordon 991d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal /** 992d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal * Listen to key events so we can disable sounds when we get a keyinput in EditText. 993d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal */ 994d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal private void delayAudioNotification() { 995d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal mNotificationCountdown = 20; 996d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 997d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 998d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal @Override 999d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal public boolean onKey(View v, int keyCode, KeyEvent event) { 1000d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal delayAudioNotification(); 1001d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal return false; 1002d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 1003d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 1004d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal @Override 1005d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal public boolean onTouch(View v, MotionEvent event) { 1006d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal delayAudioNotification(); 1007d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal return false; 1008d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 1009d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 1010d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal @Override 1011d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal public void beforeTextChanged(CharSequence s, int start, int count, int after) { 1012d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal return; 1013d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 1014d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 1015d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal @Override 1016d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal public void onTextChanged(CharSequence s, int start, int before, int count) { 1017d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal delayAudioNotification(); 1018d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 1019d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 1020d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal @Override 1021d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal public void afterTextChanged(Editable s) { 1022d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal return; 1023d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 10248373b451692a39abdfd12444241c016831e1a4a4David Brown} 1025