1 /* 2 * Copyright (C) 2011 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 17 package android.webkit; 18 19 import android.content.Context; 20 import android.os.Handler; 21 import android.util.Log; 22 23 /** 24 * KeyStoreHandler: class responsible for certificate installation to 25 * the system key store. It reads the certificates file from network 26 * then pass the bytes to class CertTool. 27 * This class is only needed if the Chromium HTTP stack is used. 28 */ 29 class KeyStoreHandler extends Handler { 30 private static final String LOGTAG = "KeyStoreHandler"; 31 32 private final ByteArrayBuilder mDataBuilder = new ByteArrayBuilder(); 33 34 private String mMimeType; 35 36 public KeyStoreHandler(String mimeType) { 37 mMimeType = mimeType; 38 } 39 40 /** 41 * Add data to the internal collection of data. 42 * @param data A byte array containing the content. 43 * @param length The length of data. 44 */ 45 public void didReceiveData(byte[] data, int length) { 46 synchronized (mDataBuilder) { 47 mDataBuilder.append(data, 0, length); 48 } 49 } 50 51 public void installCert(Context context) { 52 String type = CertTool.getCertType(mMimeType); 53 if (type == null) return; 54 55 // This must be synchronized so that no more data can be added 56 // after getByteSize returns. 57 synchronized (mDataBuilder) { 58 // In the case of downloading certificate, we will save it 59 // to the KeyStore and stop the current loading so that it 60 // will not generate a new history page 61 byte[] cert = new byte[mDataBuilder.getByteSize()]; 62 int offset = 0; 63 while (true) { 64 ByteArrayBuilder.Chunk c = mDataBuilder.getFirstChunk(); 65 if (c == null) break; 66 67 if (c.mLength != 0) { 68 System.arraycopy(c.mArray, 0, cert, offset, c.mLength); 69 offset += c.mLength; 70 } 71 c.release(); 72 } 73 CertTool.addCertificate(context, type, cert); 74 return; 75 } 76 } 77 } 78