| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.appcompat.mms; |
| |
| import android.app.PendingIntent; |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.net.Uri; |
| import android.os.Bundle; |
| import android.os.Parcel; |
| import android.os.ParcelFileDescriptor; |
| import android.os.Parcelable; |
| import android.telephony.SmsManager; |
| import android.text.TextUtils; |
| import android.util.Log; |
| |
| import java.io.IOException; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.Future; |
| import java.util.concurrent.TimeUnit; |
| |
| /** |
| * Request to send an MMS |
| */ |
| class SendRequest extends MmsRequest { |
| // Max send response PDU size in bytes (exceeding this may cause problem with |
| // system intent delivery). |
| private static final int MAX_SEND_RESPONSE_SIZE = 1000 * 1024; |
| |
| private byte[] mPduData; |
| |
| SendRequest(final String locationUrl, final Uri pduUri, final PendingIntent sentIntent) { |
| super(locationUrl, pduUri, sentIntent); |
| } |
| |
| @Override |
| protected boolean loadRequest(final Context context, final Bundle mmsConfig) { |
| mPduData = readPduFromContentUri( |
| context, |
| mPduUri, |
| mmsConfig.getInt( |
| CarrierConfigValuesLoader.CONFIG_MAX_MESSAGE_SIZE, |
| CarrierConfigValuesLoader.CONFIG_MAX_MESSAGE_SIZE_DEFAULT)); |
| return (mPduData != null); |
| } |
| |
| @Override |
| protected boolean transferResponse(final Context context, final Intent fillIn, |
| final byte[] response) { |
| // SendConf pdus are always small and can be included in the intent |
| if (response != null && fillIn != null) { |
| if (response.length > MAX_SEND_RESPONSE_SIZE) { |
| // If the response PDU is too large, it won't be able to fit in |
| // the PendingIntent to be transferred via system IPC. |
| return false; |
| } |
| fillIn.putExtra(SmsManager.EXTRA_MMS_DATA, response); |
| } |
| return true; |
| } |
| |
| @Override |
| protected byte[] doHttp(Context context, MmsNetworkManager netMgr, ApnSettingsLoader.Apn apn, |
| Bundle mmsConfig, String userAgent, String uaProfUrl) throws MmsHttpException { |
| final MmsHttpClient httpClient = netMgr.getHttpClient(); |
| return httpClient.execute(getHttpRequestUrl(apn), mPduData, MmsHttpClient.METHOD_POST, |
| !TextUtils.isEmpty(apn.getMmsProxy()), apn.getMmsProxy(), apn.getMmsProxyPort(), |
| mmsConfig, userAgent, uaProfUrl); |
| } |
| |
| @Override |
| protected String getHttpRequestUrl(final ApnSettingsLoader.Apn apn) { |
| return !TextUtils.isEmpty(mLocationUrl) ? mLocationUrl : apn.getMmsc(); |
| } |
| |
| /** |
| * Read pdu from content provider uri |
| * |
| * @param contentUri content provider uri from which to read |
| * @param maxSize maximum number of bytes to read |
| * @return pdu bytes if succeeded else null |
| */ |
| public byte[] readPduFromContentUri(final Context context, final Uri contentUri, |
| final int maxSize) { |
| if (contentUri == null) { |
| return null; |
| } |
| final Callable<byte[]> copyPduToArray = new Callable<byte[]>() { |
| public byte[] call() { |
| ParcelFileDescriptor.AutoCloseInputStream inStream = null; |
| try { |
| final ContentResolver cr = context.getContentResolver(); |
| final ParcelFileDescriptor pduFd = cr.openFileDescriptor(contentUri, "r"); |
| inStream = new ParcelFileDescriptor.AutoCloseInputStream(pduFd); |
| // Request one extra byte to make sure file not bigger than maxSize |
| final byte[] readBuf = new byte[maxSize+1]; |
| final int bytesRead = inStream.read(readBuf, 0, maxSize+1); |
| if (bytesRead <= 0) { |
| Log.e(MmsService.TAG, "Reading PDU from sender: empty PDU"); |
| return null; |
| } |
| if (bytesRead > maxSize) { |
| Log.e(MmsService.TAG, "Reading PDU from sender: PDU too large"); |
| return null; |
| } |
| // Copy and return the exact length of bytes |
| final byte[] result = new byte[bytesRead]; |
| System.arraycopy(readBuf, 0, result, 0, bytesRead); |
| return result; |
| } catch (IOException e) { |
| Log.e(MmsService.TAG, "Reading PDU from sender: IO exception", e); |
| return null; |
| } finally { |
| if (inStream != null) { |
| try { |
| inStream.close(); |
| } catch (IOException ex) { |
| // Ignore |
| } |
| } |
| } |
| } |
| }; |
| final Future<byte[]> pendingResult = mPduTransferExecutor.submit(copyPduToArray); |
| try { |
| return pendingResult.get(TASK_TIMEOUT_MS, TimeUnit.MILLISECONDS); |
| } catch (Exception e) { |
| // Typically a timeout occurred - cancel task |
| pendingResult.cancel(true); |
| } |
| return null; |
| } |
| |
| public static final Parcelable.Creator<SendRequest> CREATOR |
| = new Parcelable.Creator<SendRequest>() { |
| public SendRequest createFromParcel(Parcel in) { |
| return new SendRequest(in); |
| } |
| |
| public SendRequest[] newArray(int size) { |
| return new SendRequest[size]; |
| } |
| }; |
| |
| private SendRequest(Parcel in) { |
| super(in); |
| } |
| } |