| /* |
| * Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 8270893 |
| * @summary Ensure that we don't throw IndexOutOfBoundsException when |
| * we read TIFF tag with content more than 1024000 bytes |
| * @run main LargeTIFFTagTest |
| */ |
| |
| import javax.imageio.ImageIO; |
| import javax.imageio.ImageReader; |
| import javax.imageio.stream.ImageInputStream; |
| import java.io.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.util.Iterator; |
| |
| public class LargeTIFFTagTest { |
| public static void main(String[] args) throws IOException { |
| // TIFF stream length to hold 22 bytes of TIFF header |
| // plus 1024002 bytes of data in one TIFFTag |
| int length = 1024024; |
| byte[] ba = new byte[length]; |
| // Little endian TIFF stream with header and only one |
| // IFD entry at offset 22 having count value 1024002. |
| byte[] header = new byte[] { (byte)0x49, (byte) 0x49, |
| (byte)0x2a, (byte)0x00, (byte)0x08, (byte)0x00, |
| (byte)0x00, (byte)0x00, (byte)0x01, (byte)0x00, |
| (byte)0x73, (byte)0x87, (byte)0x07, (byte)0x00, |
| (byte)0x02, (byte)0xA0, (byte)0x0F, (byte)0x00, |
| (byte)0x16, (byte)0x00, (byte)0x00, (byte)0x00}; |
| // copy first 22 bytes of TIFF header to byte array |
| for (int i = 0; i < 22; i++) { |
| ba[i] = header[i]; |
| } |
| ByteArrayInputStream bais = new ByteArrayInputStream(ba); |
| ImageInputStream stream = ImageIO.createImageInputStream(bais); |
| Iterator<ImageReader> readers = ImageIO.getImageReaders(stream); |
| |
| if(readers.hasNext()) { |
| ImageReader reader = readers.next(); |
| reader.setInput(stream); |
| try { |
| reader.readAll(0, null); |
| } catch (IllegalArgumentException e) { |
| // do nothing we expect IllegalArgumentException but we |
| // should not throw IndexOutOfBoundsException. |
| System.out.println(e.toString()); |
| System.out.println("Caught IllegalArgumentException ignore it"); |
| } |
| } else { |
| throw new RuntimeException("No readers available for TIFF format"); |
| } |
| } |
| } |