10825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville/* 20825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * Copyright (C) 2011 The Android Open Source Project 30825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * 40825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * Licensed under the Apache License, Version 2.0 (the "License"); 50825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * you may not use this file except in compliance with the License. 60825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * You may obtain a copy of the License at 70825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * 80825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * http://www.apache.org/licenses/LICENSE-2.0 90825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * 100825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * Unless required by applicable law or agreed to in writing, software 110825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * distributed under the License is distributed on an "AS IS" BASIS, 120825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 130825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * See the License for the specific language governing permissions and 140825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * limitations under the License. 150825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville */ 160825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 170825495a331bb44df395a0cdb79fab85e68db5d5Wink Savillepackage com.android.internal.telephony; 180825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 190825495a331bb44df395a0cdb79fab85e68db5d5Wink Savilleimport android.content.BroadcastReceiver; 200825495a331bb44df395a0cdb79fab85e68db5d5Wink Savilleimport android.content.Context; 210825495a331bb44df395a0cdb79fab85e68db5d5Wink Savilleimport android.content.Intent; 220825495a331bb44df395a0cdb79fab85e68db5d5Wink Savilleimport android.content.IntentFilter; 230825495a331bb44df395a0cdb79fab85e68db5d5Wink Savilleimport android.os.AsyncResult; 240825495a331bb44df395a0cdb79fab85e68db5d5Wink Savilleimport android.os.Handler; 250825495a331bb44df395a0cdb79fab85e68db5d5Wink Savilleimport android.os.Message; 260825495a331bb44df395a0cdb79fab85e68db5d5Wink Savilleimport android.os.PowerManager; 270825495a331bb44df395a0cdb79fab85e68db5d5Wink Savilleimport android.provider.Telephony.Sms.Intents; 280825495a331bb44df395a0cdb79fab85e68db5d5Wink Savilleimport android.util.Log; 290825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 300825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville/** 310825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * Monitors the device and ICC storage, and sends the appropriate events. 320825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * 330825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * This code was formerly part of {@link SMSDispatcher}, and has been moved 340825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * into a separate class to support instantiation of multiple SMSDispatchers on 350825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * dual-mode devices that require support for both 3GPP and 3GPP2 format messages. 360825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville */ 370825495a331bb44df395a0cdb79fab85e68db5d5Wink Savillepublic final class SmsStorageMonitor extends Handler { 380825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville private static final String TAG = "SmsStorageMonitor"; 390825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 400825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville /** SIM/RUIM storage is full */ 410825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville private static final int EVENT_ICC_FULL = 1; 420825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 430825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville /** Memory status reporting is acknowledged by RIL */ 440825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville private static final int EVENT_REPORT_MEMORY_STATUS_DONE = 2; 450825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 460825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville /** Radio is ON */ 470825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville private static final int EVENT_RADIO_ON = 3; 480825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 490825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville /** Context from phone object passed to constructor. */ 500825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville private final Context mContext; 510825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 520825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville /** Wake lock to ensure device stays awake while dispatching the SMS intent. */ 530825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville private PowerManager.WakeLock mWakeLock; 540825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 550825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville private boolean mReportMemoryStatusPending; 560825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 570825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville final CommandsInterface mCm; // accessed from inner class 580825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville boolean mStorageAvailable = true; // accessed from inner class 590825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 600825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville /** 610825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * Hold the wake lock for 5 seconds, which should be enough time for 620825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * any receiver(s) to grab its own wake lock. 630825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville */ 640825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville private static final int WAKE_LOCK_TIMEOUT = 5000; 650825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 660825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville /** 670825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * Creates an SmsStorageMonitor and registers for events. 680825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * @param phone the Phone to use 690825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville */ 700825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville public SmsStorageMonitor(PhoneBase phone) { 710825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mContext = phone.getContext(); 720825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mCm = phone.mCM; 730825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 740825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville createWakelock(); 750825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 760825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mCm.setOnIccSmsFull(this, EVENT_ICC_FULL, null); 770825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mCm.registerForOn(this, EVENT_RADIO_ON, null); 780825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 790825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville // Register for device storage intents. Use these to notify the RIL 800825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville // that storage for SMS is or is not available. 810825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville IntentFilter filter = new IntentFilter(); 820825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville filter.addAction(Intent.ACTION_DEVICE_STORAGE_FULL); 830825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville filter.addAction(Intent.ACTION_DEVICE_STORAGE_NOT_FULL); 840825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mContext.registerReceiver(mResultReceiver, filter); 850825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } 860825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 870825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville public void dispose() { 880825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mCm.unSetOnIccSmsFull(this); 890825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mCm.unregisterForOn(this); 900825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mContext.unregisterReceiver(mResultReceiver); 910825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } 920825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 930825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville /** 940825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * Handles events coming from the phone stack. Overridden from handler. 950825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * @param msg the message to handle 960825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville */ 970825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville @Override 980825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville public void handleMessage(Message msg) { 990825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville AsyncResult ar; 1000825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 1010825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville switch (msg.what) { 1020825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville case EVENT_ICC_FULL: 1030825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville handleIccFull(); 1040825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville break; 1050825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 1060825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville case EVENT_REPORT_MEMORY_STATUS_DONE: 1070825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville ar = (AsyncResult) msg.obj; 1080825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville if (ar.exception != null) { 1090825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mReportMemoryStatusPending = true; 1100825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville Log.v(TAG, "Memory status report to modem pending : mStorageAvailable = " 1110825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville + mStorageAvailable); 1120825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } else { 1130825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mReportMemoryStatusPending = false; 1140825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } 1150825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville break; 1160825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 1170825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville case EVENT_RADIO_ON: 1180825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville if (mReportMemoryStatusPending) { 1190825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville Log.v(TAG, "Sending pending memory status report : mStorageAvailable = " 1200825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville + mStorageAvailable); 1210825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mCm.reportSmsMemoryStatus(mStorageAvailable, 1220825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville obtainMessage(EVENT_REPORT_MEMORY_STATUS_DONE)); 1230825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } 1240825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville break; 1250825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } 1260825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } 1270825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 1280825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville private void createWakelock() { 1290825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville PowerManager pm = (PowerManager)mContext.getSystemService(Context.POWER_SERVICE); 1300825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "SmsStorageMonitor"); 1310825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mWakeLock.setReferenceCounted(true); 1320825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } 1330825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 1340825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville /** 1350825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * Called when SIM_FULL message is received from the RIL. Notifies interested 1360825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville * parties that SIM storage for SMS messages is full. 1370825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville */ 1380825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville private void handleIccFull() { 1390825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville // broadcast SIM_FULL intent 1400825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville Intent intent = new Intent(Intents.SIM_FULL_ACTION); 1410825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mWakeLock.acquire(WAKE_LOCK_TIMEOUT); 1420825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mContext.sendBroadcast(intent, SMSDispatcher.RECEIVE_SMS_PERMISSION); 1430825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } 1440825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 1450825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville /** Returns whether or not there is storage available for an incoming SMS. */ 1460825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville public boolean isStorageAvailable() { 1470825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville return mStorageAvailable; 1480825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } 1490825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville 1500825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville private final BroadcastReceiver mResultReceiver = new BroadcastReceiver() { 1510825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville @Override 1520825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville public void onReceive(Context context, Intent intent) { 1530825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville if (intent.getAction().equals(Intent.ACTION_DEVICE_STORAGE_FULL)) { 1540825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mStorageAvailable = false; 1550825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mCm.reportSmsMemoryStatus(false, obtainMessage(EVENT_REPORT_MEMORY_STATUS_DONE)); 1560825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } else if (intent.getAction().equals(Intent.ACTION_DEVICE_STORAGE_NOT_FULL)) { 1570825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mStorageAvailable = true; 1580825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville mCm.reportSmsMemoryStatus(true, obtainMessage(EVENT_REPORT_MEMORY_STATUS_DONE)); 1590825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } 1600825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville } 1610825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville }; 1620825495a331bb44df395a0cdb79fab85e68db5d5Wink Saville} 163