CdmaSMSDispatcher.java revision c9394399180abbc32d04f6a3652ce22d5931e0b8 
1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.internal.telephony.cdma;
18
19import android.app.Activity;
20import android.app.AppOpsManager;
21import android.app.PendingIntent;
22import android.app.PendingIntent.CanceledException;
23import android.content.BroadcastReceiver;
24import android.content.Intent;
25import android.net.Uri;
26import android.os.Message;
27import android.os.SystemProperties;
28import android.provider.Telephony.Sms;
29import android.provider.Telephony.Sms.Intents;
30import android.telephony.Rlog;
31import android.telephony.SmsManager;
32
33import com.android.internal.telephony.GsmAlphabet;
34import com.android.internal.telephony.ImsSMSDispatcher;
35import com.android.internal.telephony.PhoneBase;
36import com.android.internal.telephony.SMSDispatcher;
37import com.android.internal.telephony.SmsConstants;
38import com.android.internal.telephony.SmsHeader;
39import com.android.internal.telephony.SmsUsageMonitor;
40import com.android.internal.telephony.TelephonyProperties;
41import com.android.internal.telephony.cdma.sms.UserData;
42
43import java.util.HashMap;
44import java.util.concurrent.atomic.AtomicBoolean;
45import java.util.concurrent.atomic.AtomicInteger;
46
47public class CdmaSMSDispatcher extends SMSDispatcher {
48    private static final String TAG = "CdmaSMSDispatcher";
49    private static final boolean VDBG = false;
50
51    public CdmaSMSDispatcher(PhoneBase phone, SmsUsageMonitor usageMonitor,
52            ImsSMSDispatcher imsSMSDispatcher) {
53        super(phone, usageMonitor, imsSMSDispatcher);
54        Rlog.d(TAG, "CdmaSMSDispatcher created");
55    }
56
57    @Override
58    protected String getFormat() {
59        return SmsConstants.FORMAT_3GPP2;
60    }
61
62    /**
63     * Send the SMS status report to the dispatcher thread to process.
64     * @param sms the CDMA SMS message containing the status report
65     */
66    void sendStatusReportMessage(SmsMessage sms) {
67        if (VDBG) Rlog.d(TAG, "sending EVENT_HANDLE_STATUS_REPORT message");
68        sendMessage(obtainMessage(EVENT_HANDLE_STATUS_REPORT, sms));
69    }
70
71    @Override
72    protected void handleStatusReport(Object o) {
73        if (o instanceof SmsMessage) {
74            if (VDBG) Rlog.d(TAG, "calling handleCdmaStatusReport()");
75            handleCdmaStatusReport((SmsMessage) o);
76        } else {
77            Rlog.e(TAG, "handleStatusReport() called for object type " + o.getClass().getName());
78        }
79    }
80
81    /**
82     * Called from parent class to handle status report from {@code CdmaInboundSmsHandler}.
83     * @param sms the CDMA SMS message to process
84     */
85    void handleCdmaStatusReport(SmsMessage sms) {
86        for (int i = 0, count = deliveryPendingList.size(); i < count; i++) {
87            SmsTracker tracker = deliveryPendingList.get(i);
88            if (tracker.mMessageRef == sms.mMessageRef) {
89                // Found it.  Remove from list and broadcast.
90                deliveryPendingList.remove(i);
91                // Update the message status (COMPLETE)
92                tracker.updateSentMessageStatus(mContext, Sms.STATUS_COMPLETE);
93
94                PendingIntent intent = tracker.mDeliveryIntent;
95                Intent fillIn = new Intent();
96                fillIn.putExtra("pdu", sms.getPdu());
97                fillIn.putExtra("format", getFormat());
98                try {
99                    intent.send(mContext, Activity.RESULT_OK, fillIn);
100                } catch (CanceledException ex) {}
101                break;  // Only expect to see one tracker matching this message.
102            }
103        }
104    }
105
106    /** {@inheritDoc} */
107    @Override
108    protected void sendData(String destAddr, String scAddr, int destPort,
109            byte[] data, PendingIntent sentIntent, PendingIntent deliveryIntent) {
110        SmsMessage.SubmitPdu pdu = SmsMessage.getSubmitPdu(
111                scAddr, destAddr, destPort, data, (deliveryIntent != null));
112        HashMap map = getSmsTrackerMap(destAddr, scAddr, destPort, data, pdu);
113        SmsTracker tracker = getSmsTracker(map, sentIntent, deliveryIntent, getFormat(),
114                null/*messageUri*/);
115        sendSubmitPdu(tracker);
116    }
117
118    /** {@inheritDoc} */
119    @Override
120    protected void sendText(String destAddr, String scAddr, String text, PendingIntent sentIntent,
121            PendingIntent deliveryIntent, Uri messageUri, String callingPkg) {
122        SmsMessage.SubmitPdu pdu = SmsMessage.getSubmitPdu(
123                scAddr, destAddr, text, (deliveryIntent != null), null);
124        if (pdu != null) {
125            if (messageUri == null) {
126                messageUri = writeOutboxMessage(
127                        getSubId(),
128                        destAddr,
129                        text,
130                        deliveryIntent != null,
131                        callingPkg);
132            } else {
133                moveToOutbox(getSubId(), messageUri, callingPkg);
134            }
135            HashMap map = getSmsTrackerMap(destAddr, scAddr, text, pdu);
136            SmsTracker tracker = getSmsTracker(map, sentIntent, deliveryIntent, getFormat(),
137                    messageUri);
138            sendSubmitPdu(tracker);
139        } else {
140            Rlog.e(TAG, "CdmaSMSDispatcher.sendText(): getSubmitPdu() returned null");
141        }
142    }
143
144    /** {@inheritDoc} */
145    @Override
146    protected void injectSmsPdu(byte[] pdu, String format, PendingIntent receivedIntent) {
147        throw new IllegalStateException("This method must be called only on ImsSMSDispatcher");
148    }
149
150    /** {@inheritDoc} */
151    @Override
152    protected GsmAlphabet.TextEncodingDetails calculateLength(CharSequence messageBody,
153            boolean use7bitOnly) {
154        return SmsMessage.calculateLength(messageBody, use7bitOnly);
155    }
156
157    /** {@inheritDoc} */
158    @Override
159    protected void sendNewSubmitPdu(String destinationAddress, String scAddress,
160            String message, SmsHeader smsHeader, int encoding,
161            PendingIntent sentIntent, PendingIntent deliveryIntent, boolean lastPart,
162            AtomicInteger unsentPartCount, AtomicBoolean anyPartFailed, Uri messageUri) {
163        UserData uData = new UserData();
164        uData.payloadStr = message;
165        uData.userDataHeader = smsHeader;
166        if (encoding == SmsConstants.ENCODING_7BIT) {
167            uData.msgEncoding = UserData.ENCODING_GSM_7BIT_ALPHABET;
168        } else { // assume UTF-16
169            uData.msgEncoding = UserData.ENCODING_UNICODE_16;
170        }
171        uData.msgEncodingSet = true;
172
173        /* By setting the statusReportRequested bit only for the
174         * last message fragment, this will result in only one
175         * callback to the sender when that last fragment delivery
176         * has been acknowledged. */
177        SmsMessage.SubmitPdu submitPdu = SmsMessage.getSubmitPdu(destinationAddress,
178                uData, (deliveryIntent != null) && lastPart);
179
180        HashMap map = getSmsTrackerMap(destinationAddress, scAddress,
181                message, submitPdu);
182        SmsTracker tracker = getSmsTracker(map, sentIntent,
183                deliveryIntent, getFormat(), unsentPartCount, anyPartFailed, messageUri);
184        sendSubmitPdu(tracker);
185    }
186
187    protected void sendSubmitPdu(SmsTracker tracker) {
188        if (SystemProperties.getBoolean(TelephonyProperties.PROPERTY_INECM_MODE, false)) {
189            if (VDBG) {
190                Rlog.d(TAG, "Block SMS in Emergency Callback mode");
191            }
192            tracker.onFailed(mContext, SmsManager.RESULT_ERROR_NO_SERVICE, 0/*errorCode*/);
193            return;
194        }
195        sendRawPdu(tracker);
196    }
197
198    /** {@inheritDoc} */
199    @Override
200    protected void sendSms(SmsTracker tracker) {
201        HashMap<String, Object> map = tracker.mData;
202
203        // byte[] smsc = (byte[]) map.get("smsc");  // unused for CDMA
204        byte[] pdu = (byte[]) map.get("pdu");
205
206        Rlog.d(TAG, "sendSms: "
207                + " isIms()=" + isIms()
208                + " mRetryCount=" + tracker.mRetryCount
209                + " mImsRetry=" + tracker.mImsRetry
210                + " mMessageRef=" + tracker.mMessageRef
211                + " SS=" + mPhone.getServiceState().getState());
212
213        // FIX this once the carrier app and SIM restricted API is finalized.
214        // We should direct the intent to only the default carrier app.
215
216        // Send SMS via the carrier app.
217        BroadcastReceiver resultReceiver = new SMSDispatcherReceiver(tracker);
218
219        // Direct the intent to only the default carrier app.
220        Intent intent = new Intent(Intents.SMS_SEND_ACTION);
221        intent.setPackage(getCarrierAppPackageName(intent));
222        intent.putExtra("pdu", pdu);
223        intent.putExtra("format", getFormat());
224        intent.addFlags(Intent.FLAG_RECEIVER_NO_ABORT);
225        Rlog.d(TAG, "Sending SMS by carrier app.");
226
227        mContext.sendOrderedBroadcast(intent, android.Manifest.permission.RECEIVE_SMS,
228                                      AppOpsManager.OP_RECEIVE_SMS, resultReceiver,
229                                      null, Activity.RESULT_CANCELED, null, null);
230    }
231
232    /** {@inheritDoc} */
233    @Override
234    protected void updateSmsSendStatus(int messageRef, boolean success) {
235        // This function should be defined in ImsDispatcher.
236        Rlog.e(TAG, "updateSmsSendStatus should never be called from here!");
237    }
238
239    /** {@inheritDoc} */
240    @Override
241    protected void sendSmsByPstn(SmsTracker tracker) {
242        Message reply = obtainMessage(EVENT_SEND_SMS_COMPLETE, tracker);
243        byte[] pdu = (byte[]) tracker.mData.get("pdu");
244
245        // sms over cdma is used:
246        //   if sms over IMS is not supported AND
247        //   this is not a retry case after sms over IMS failed
248        //     indicated by mImsRetry > 0
249        if (0 == tracker.mImsRetry && !isIms()) {
250            mCi.sendCdmaSms(pdu, reply);
251        } else {
252            mCi.sendImsCdmaSms(pdu, tracker.mImsRetry, tracker.mMessageRef, reply);
253            // increment it here, so in case of SMS_FAIL_RETRY over IMS
254            // next retry will be sent using IMS request again.
255            tracker.mImsRetry++;
256        }
257    }
258}
259