Examples with PduParser com.google.android.mms.pdu.PduParser used on opensource projects

Example 1 with PduParser

use of com.google.android.mms.pdu.PduParser in project android-aosp-mms by slvn.

the class SendTransaction method run.

public void run() {
    try {
        RateController rateCtlr = RateController.getInstance();
        if (rateCtlr.isLimitSurpassed() && !rateCtlr.isAllowedByUser()) {
            Log.e(TAG, "Sending rate limit surpassed.");
            return;
        }
        // Load M-Send.req from outbox
        PduPersister persister = PduPersister.getPduPersister(mContext);
        SendReq sendReq = (SendReq) persister.load(mSendReqURI);
        // Update the 'date' field of the PDU right before sending it.
        long date = System.currentTimeMillis() / 1000L;
        sendReq.setDate(date);
        // Persist the new date value into database.
        ContentValues values = new ContentValues(1);
        values.put(Mms.DATE, date);
        SqliteWrapper.update(mContext, mContext.getContentResolver(), mSendReqURI, values, null, null);
        // fix bug 2100169: insert the 'from' address per spec
        String lineNumber = MessageUtils.getLocalNumber();
        if (!TextUtils.isEmpty(lineNumber)) {
            sendReq.setFrom(new EncodedStringValue(lineNumber));
        }
        // Pack M-Send.req, send it, retrieve confirmation data, and parse it
        long tokenKey = ContentUris.parseId(mSendReqURI);
        byte[] response = sendPdu(SendingProgressTokenManager.get(tokenKey), new PduComposer(mContext, sendReq).make());
        SendingProgressTokenManager.remove(tokenKey);
        if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) {
            String respStr = new String(response);
            Log.d(TAG, "[SendTransaction] run: send mms msg (" + mId + "), resp=" + respStr);
        }
        SendConf conf = (SendConf) new PduParser(response).parse();
        if (conf == null) {
            Log.e(TAG, "No M-Send.conf received.");
        }
        // Check whether the responding Transaction-ID is consistent
        // with the sent one.
        byte[] reqId = sendReq.getTransactionId();
        byte[] confId = conf.getTransactionId();
        if (!Arrays.equals(reqId, confId)) {
            Log.e(TAG, "Inconsistent Transaction-ID: req=" + new String(reqId) + ", conf=" + new String(confId));
            return;
        }
        // From now on, we won't save the whole M-Send.conf into
        // our database. Instead, we just save some interesting fields
        // into the related M-Send.req.
        values = new ContentValues(2);
        int respStatus = conf.getResponseStatus();
        values.put(Mms.RESPONSE_STATUS, respStatus);
        if (respStatus != PduHeaders.RESPONSE_STATUS_OK) {
            SqliteWrapper.update(mContext, mContext.getContentResolver(), mSendReqURI, values, null, null);
            Log.e(TAG, "Server returned an error code: " + respStatus);
            return;
        }
        String messageId = PduPersister.toIsoString(conf.getMessageId());
        values.put(Mms.MESSAGE_ID, messageId);
        SqliteWrapper.update(mContext, mContext.getContentResolver(), mSendReqURI, values, null, null);
        // Move M-Send.req from Outbox into Sent.
        Uri uri = persister.move(mSendReqURI, Sent.CONTENT_URI);
        mTransactionState.setState(TransactionState.SUCCESS);
        mTransactionState.setContentUri(uri);
    } catch (Throwable t) {
        Log.e(TAG, Log.getStackTraceString(t));
    } finally {
        if (mTransactionState.getState() != TransactionState.SUCCESS) {
            mTransactionState.setState(TransactionState.FAILED);
            mTransactionState.setContentUri(mSendReqURI);
            Log.e(TAG, "Delivery failed.");
        }
        notifyObservers();
    }
}

Example 2 with PduParser

use of com.google.android.mms.pdu.PduParser in project android_frameworks_opt_telephony by LineageOS.

the class WapPushOverSms method decodeWapPdu.

/**
 * Decodes the wap push pdu. The decoded result is wrapped inside the {@link DecodedResult}
 * object. The caller of this method should check {@link DecodedResult#statusCode} for the
 * decoding status. It  can have the following values.
 *
 * Activity.RESULT_OK - the wap push pdu is successfully decoded and should be further processed
 * Intents.RESULT_SMS_HANDLED - the wap push pdu should be ignored.
 * Intents.RESULT_SMS_GENERIC_ERROR - the pdu is invalid.
 */
private DecodedResult decodeWapPdu(byte[] pdu, InboundSmsHandler handler) {
    DecodedResult result = new DecodedResult();
    if (DBG)
        Rlog.d(TAG, "Rx: " + IccUtils.bytesToHexString(pdu));
    try {
        int index = 0;
        int transactionId = pdu[index++] & 0xFF;
        int pduType = pdu[index++] & 0xFF;
        // Should we "abort" if no subId for now just no supplying extra param below
        int phoneId = handler.getPhone().getPhoneId();
        if ((pduType != WspTypeDecoder.PDU_TYPE_PUSH) && (pduType != WspTypeDecoder.PDU_TYPE_CONFIRMED_PUSH)) {
            index = mContext.getResources().getInteger(com.android.internal.R.integer.config_valid_wappush_index);
            if (index != -1) {
                transactionId = pdu[index++] & 0xff;
                pduType = pdu[index++] & 0xff;
                if (DBG)
                    Rlog.d(TAG, "index = " + index + " PDU Type = " + pduType + " transactionID = " + transactionId);
                // recheck wap push pduType
                if ((pduType != WspTypeDecoder.PDU_TYPE_PUSH) && (pduType != WspTypeDecoder.PDU_TYPE_CONFIRMED_PUSH)) {
                    if (DBG)
                        Rlog.w(TAG, "Received non-PUSH WAP PDU. Type = " + pduType);
                    result.statusCode = Intents.RESULT_SMS_HANDLED;
                    return result;
                }
            } else {
                if (DBG)
                    Rlog.w(TAG, "Received non-PUSH WAP PDU. Type = " + pduType);
                result.statusCode = Intents.RESULT_SMS_HANDLED;
                return result;
            }
        }
        WspTypeDecoder pduDecoder = TelephonyComponentFactory.getInstance().inject(WspTypeDecoder.class.getName()).makeWspTypeDecoder(pdu);
        /**
         * Parse HeaderLen(unsigned integer).
         * From wap-230-wsp-20010705-a section 8.1.2
         * The maximum size of a uintvar is 32 bits.
         * So it will be encoded in no more than 5 octets.
         */
        if (pduDecoder.decodeUintvarInteger(index) == false) {
            if (DBG)
                Rlog.w(TAG, "Received PDU. Header Length error.");
            result.statusCode = Intents.RESULT_SMS_GENERIC_ERROR;
            return result;
        }
        int headerLength = (int) pduDecoder.getValue32();
        index += pduDecoder.getDecodedDataLength();
        int headerStartIndex = index;
        /**
         * Parse Content-Type.
         * From wap-230-wsp-20010705-a section 8.4.2.24
         *
         * Content-type-value = Constrained-media | Content-general-form
         * Content-general-form = Value-length Media-type
         * Media-type = (Well-known-media | Extension-Media) *(Parameter)
         * Value-length = Short-length | (Length-quote Length)
         * Short-length = <Any octet 0-30>   (octet <= WAP_PDU_SHORT_LENGTH_MAX)
         * Length-quote = <Octet 31>         (WAP_PDU_LENGTH_QUOTE)
         * Length = Uintvar-integer
         */
        if (pduDecoder.decodeContentType(index) == false) {
            if (DBG)
                Rlog.w(TAG, "Received PDU. Header Content-Type error.");
            result.statusCode = Intents.RESULT_SMS_GENERIC_ERROR;
            return result;
        }
        String mimeType = pduDecoder.getValueString();
        long binaryContentType = pduDecoder.getValue32();
        index += pduDecoder.getDecodedDataLength();
        byte[] header = new byte[headerLength];
        System.arraycopy(pdu, headerStartIndex, header, 0, header.length);
        byte[] intentData;
        if (mimeType != null && mimeType.equals(WspTypeDecoder.CONTENT_TYPE_B_PUSH_CO)) {
            intentData = pdu;
        } else {
            int dataIndex = headerStartIndex + headerLength;
            intentData = new byte[pdu.length - dataIndex];
            System.arraycopy(pdu, dataIndex, intentData, 0, intentData.length);
        }
        int[] subIds = SubscriptionManager.getSubId(phoneId);
        int subId = (subIds != null) && (subIds.length > 0) ? subIds[0] : SmsManager.getDefaultSmsSubscriptionId();
        // Continue if PDU parsing fails: the default messaging app may successfully parse the
        // same PDU.
        GenericPdu parsedPdu = null;
        try {
            parsedPdu = new PduParser(intentData, shouldParseContentDisposition(subId)).parse();
        } catch (Exception e) {
            Rlog.e(TAG, "Unable to parse PDU: " + e.toString());
        }
        if (parsedPdu != null && parsedPdu.getMessageType() == MESSAGE_TYPE_NOTIFICATION_IND) {
            final NotificationInd nInd = (NotificationInd) parsedPdu;
            if (nInd.getFrom() != null && BlockChecker.isBlocked(mContext, nInd.getFrom().getString(), null)) {
                result.statusCode = Intents.RESULT_SMS_HANDLED;
                return result;
            }
        }
        /**
         * Seek for application ID field in WSP header.
         * If application ID is found, WapPushManager substitute the message
         * processing. Since WapPushManager is optional module, if WapPushManager
         * is not found, legacy message processing will be continued.
         */
        if (pduDecoder.seekXWapApplicationId(index, index + headerLength - 1)) {
            index = (int) pduDecoder.getValue32();
            pduDecoder.decodeXWapApplicationId(index);
            String wapAppId = pduDecoder.getValueString();
            if (wapAppId == null) {
                wapAppId = Integer.toString((int) pduDecoder.getValue32());
            }
            result.wapAppId = wapAppId;
            String contentType = ((mimeType == null) ? Long.toString(binaryContentType) : mimeType);
            result.contentType = contentType;
            if (DBG)
                Rlog.v(TAG, "appid found: " + wapAppId + ":" + contentType);
        }
        result.subId = subId;
        result.phoneId = phoneId;
        result.parsedPdu = parsedPdu;
        result.mimeType = mimeType;
        result.transactionId = transactionId;
        result.pduType = pduType;
        result.header = header;
        result.intentData = intentData;
        result.contentTypeParameters = pduDecoder.getContentParameters();
        result.statusCode = Activity.RESULT_OK;
    } catch (ArrayIndexOutOfBoundsException aie) {
        // 0-byte WAP PDU or other unexpected WAP PDU contents can easily throw this;
        // log exception string without stack trace and return false.
        Rlog.e(TAG, "ignoring dispatchWapPdu() array index exception: " + aie);
        result.statusCode = Intents.RESULT_SMS_GENERIC_ERROR;
    }
    return result;
}

Example 3 with PduParser

use of com.google.android.mms.pdu.PduParser in project android-aosp-mms by slvn.

the class RetrieveTransaction method run.

public void run() {
    try {
        // Change the downloading state of the M-Notification.ind.
        DownloadManager.getInstance().markState(mUri, DownloadManager.STATE_DOWNLOADING);
        // Send GET request to MMSC and retrieve the response data.
        byte[] resp = getPdu(mContentLocation);
        // Parse M-Retrieve.conf
        RetrieveConf retrieveConf = (RetrieveConf) new PduParser(resp).parse();
        if (null == retrieveConf) {
            throw new MmsException("Invalid M-Retrieve.conf PDU.");
        }
        Uri msgUri = null;
        if (isDuplicateMessage(mContext, retrieveConf)) {
            // Mark this transaction as failed to prevent duplicate
            // notification to user.
            mTransactionState.setState(TransactionState.FAILED);
            mTransactionState.setContentUri(mUri);
        } else {
            // Store M-Retrieve.conf into Inbox
            PduPersister persister = PduPersister.getPduPersister(mContext);
            msgUri = persister.persist(retrieveConf, Inbox.CONTENT_URI, true, MessagingPreferenceActivity.getIsGroupMmsEnabled(mContext), null);
            // Use local time instead of PDU time
            ContentValues values = new ContentValues(1);
            values.put(Mms.DATE, System.currentTimeMillis() / 1000L);
            SqliteWrapper.update(mContext, mContext.getContentResolver(), msgUri, values, null, null);
            // The M-Retrieve.conf has been successfully downloaded.
            mTransactionState.setState(TransactionState.SUCCESS);
            mTransactionState.setContentUri(msgUri);
            // Remember the location the message was downloaded from.
            // Since it's not critical, it won't fail the transaction.
            // Copy over the locked flag from the M-Notification.ind in case
            // the user locked the message before activating the download.
            updateContentLocation(mContext, msgUri, mContentLocation, mLocked);
        }
        // Delete the corresponding M-Notification.ind.
        SqliteWrapper.delete(mContext, mContext.getContentResolver(), mUri, null, null);
        if (msgUri != null) {
            // Have to delete messages over limit *after* the delete above. Otherwise,
            // it would be counted as part of the total.
            Recycler.getMmsRecycler().deleteOldMessagesInSameThreadAsMessage(mContext, msgUri);
            MmsWidgetProvider.notifyDatasetChanged(mContext);
        }
        // Send ACK to the Proxy-Relay to indicate we have fetched the
        // MM successfully.
        // Don't mark the transaction as failed if we failed to send it.
        sendAcknowledgeInd(retrieveConf);
    } catch (Throwable t) {
        Log.e(TAG, Log.getStackTraceString(t));
    } finally {
        if (mTransactionState.getState() != TransactionState.SUCCESS) {
            mTransactionState.setState(TransactionState.FAILED);
            mTransactionState.setContentUri(mUri);
            Log.e(TAG, "Retrieval failed.");
        }
        notifyObservers();
    }
}

Example 4 with PduParser

use of com.google.android.mms.pdu.PduParser in project android-aosp-mms by slvn.

the class NotificationTransaction method run.

public void run() {
    DownloadManager downloadManager = DownloadManager.getInstance();
    boolean autoDownload = allowAutoDownload();
    try {
        if (LOCAL_LOGV) {
            Log.v(TAG, "Notification transaction launched: " + this);
        }
        // By default, we set status to STATUS_DEFERRED because we
        // should response MMSC with STATUS_DEFERRED when we cannot
        // download a MM immediately.
        int status = STATUS_DEFERRED;
        // Don't try to download when data is suspended, as it will fail, so defer download
        if (!autoDownload) {
            downloadManager.markState(mUri, DownloadManager.STATE_UNSTARTED);
            sendNotifyRespInd(status);
            return;
        }
        downloadManager.markState(mUri, DownloadManager.STATE_DOWNLOADING);
        if (LOCAL_LOGV) {
            Log.v(TAG, "Content-Location: " + mContentLocation);
        }
        byte[] retrieveConfData = null;
        // with STATUS_DEFERRED.
        try {
            retrieveConfData = getPdu(mContentLocation);
        } catch (IOException e) {
            mTransactionState.setState(FAILED);
        }
        if (retrieveConfData != null) {
            GenericPdu pdu = new PduParser(retrieveConfData).parse();
            if ((pdu == null) || (pdu.getMessageType() != MESSAGE_TYPE_RETRIEVE_CONF)) {
                Log.e(TAG, "Invalid M-RETRIEVE.CONF PDU. " + (pdu != null ? "message type: " + pdu.getMessageType() : "null pdu"));
                mTransactionState.setState(FAILED);
                status = STATUS_UNRECOGNIZED;
            } else {
                // Save the received PDU (must be a M-RETRIEVE.CONF).
                PduPersister p = PduPersister.getPduPersister(mContext);
                Uri uri = p.persist(pdu, Inbox.CONTENT_URI, true, MessagingPreferenceActivity.getIsGroupMmsEnabled(mContext), null);
                // Use local time instead of PDU time
                ContentValues values = new ContentValues(1);
                values.put(Mms.DATE, System.currentTimeMillis() / 1000L);
                SqliteWrapper.update(mContext, mContext.getContentResolver(), uri, values, null, null);
                // We have successfully downloaded the new MM. Delete the
                // M-NotifyResp.ind from Inbox.
                SqliteWrapper.delete(mContext, mContext.getContentResolver(), mUri, null, null);
                Log.v(TAG, "NotificationTransaction received new mms message: " + uri);
                // Delete obsolete threads
                SqliteWrapper.delete(mContext, mContext.getContentResolver(), Threads.OBSOLETE_THREADS_URI, null, null);
                // Notify observers with newly received MM.
                mUri = uri;
                status = STATUS_RETRIEVED;
            }
        }
        if (LOCAL_LOGV) {
            Log.v(TAG, "status=0x" + Integer.toHexString(status));
        }
        // Check the status and update the result state of this Transaction.
        switch(status) {
            case STATUS_RETRIEVED:
                mTransactionState.setState(SUCCESS);
                break;
            case STATUS_DEFERRED:
                // STATUS_DEFERRED, may be a failed immediate retrieval.
                if (mTransactionState.getState() == INITIALIZED) {
                    mTransactionState.setState(SUCCESS);
                }
                break;
        }
        sendNotifyRespInd(status);
        // Make sure this thread isn't over the limits in message count.
        Recycler.getMmsRecycler().deleteOldMessagesInSameThreadAsMessage(mContext, mUri);
        MmsWidgetProvider.notifyDatasetChanged(mContext);
    } catch (Throwable t) {
        Log.e(TAG, Log.getStackTraceString(t));
    } finally {
        mTransactionState.setContentUri(mUri);
        if (!autoDownload) {
            // Always mark the transaction successful for deferred
            // download since any error here doesn't make sense.
            mTransactionState.setState(SUCCESS);
        }
        if (mTransactionState.getState() != SUCCESS) {
            mTransactionState.setState(FAILED);
            Log.e(TAG, "NotificationTransaction failed.");
        }
        notifyObservers();
    }
}