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| 1 | +/* |
| 2 | + * Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved. |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | + * |
| 5 | + * This code is free software; you can redistribute it and/or modify it |
| 6 | + * under the terms of the GNU General Public License version 2 only, as |
| 7 | + * published by the Free Software Foundation. |
| 8 | + * |
| 9 | + * This code is distributed in the hope that it will be useful, but WITHOUT |
| 10 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 12 | + * version 2 for more details (a copy is included in the LICENSE file that |
| 13 | + * accompanied this code). |
| 14 | + * |
| 15 | + * You should have received a copy of the GNU General Public License version |
| 16 | + * 2 along with this work; if not, write to the Free Software Foundation, |
| 17 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | + * |
| 19 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| 20 | + * or visit www.oracle.com if you need additional information or have any |
| 21 | + * questions. |
| 22 | + */ |
| 23 | + |
| 24 | +/* |
| 25 | + * @test |
| 26 | + * @bug 8270893 |
| 27 | + * @summary Ensure that we don't throw IndexOutOfBoundsException when |
| 28 | + * we read TIFF tag with content more than 1024000 bytes |
| 29 | + * @run main LargeTIFFTagTest |
| 30 | + */ |
| 31 | + |
| 32 | +import javax.imageio.ImageIO; |
| 33 | +import javax.imageio.ImageReader; |
| 34 | +import javax.imageio.stream.ImageInputStream; |
| 35 | +import java.io.ByteArrayInputStream; |
| 36 | +import java.io.IOException; |
| 37 | +import java.util.Iterator; |
| 38 | + |
| 39 | +public class LargeTIFFTagTest { |
| 40 | + public static void main(String[] args) throws IOException { |
| 41 | + // TIFF stream length to hold 22 bytes of TIFF header |
| 42 | + // plus 1024002 bytes of data in one TIFFTag |
| 43 | + int length = 1024024; |
| 44 | + byte[] ba = new byte[length]; |
| 45 | + // Little endian TIFF stream with header and only one |
| 46 | + // IFD entry at offset 22 having count value 1024002. |
| 47 | + byte[] header = new byte[] { (byte)0x49, (byte) 0x49, |
| 48 | + (byte)0x2a, (byte)0x00, (byte)0x08, (byte)0x00, |
| 49 | + (byte)0x00, (byte)0x00, (byte)0x01, (byte)0x00, |
| 50 | + (byte)0x73, (byte)0x87, (byte)0x07, (byte)0x00, |
| 51 | + (byte)0x02, (byte)0xA0, (byte)0x0F, (byte)0x00, |
| 52 | + (byte)0x16, (byte)0x00, (byte)0x00, (byte)0x00}; |
| 53 | + // copy first 22 bytes of TIFF header to byte array |
| 54 | + for (int i = 0; i < 22; i++) { |
| 55 | + ba[i] = header[i]; |
| 56 | + } |
| 57 | + ByteArrayInputStream bais = new ByteArrayInputStream(ba); |
| 58 | + ImageInputStream stream = ImageIO.createImageInputStream(bais); |
| 59 | + Iterator<ImageReader> readers = ImageIO.getImageReaders(stream); |
| 60 | + |
| 61 | + if(readers.hasNext()) { |
| 62 | + ImageReader reader = readers.next(); |
| 63 | + reader.setInput(stream); |
| 64 | + try { |
| 65 | + reader.readAll(0, null); |
| 66 | + } catch (IllegalArgumentException e) { |
| 67 | + // do nothing we expect IllegalArgumentException but we |
| 68 | + // should not throw IndexOutOfBoundsException. |
| 69 | + System.out.println(e.toString()); |
| 70 | + System.out.println("Caught IllegalArgumentException ignore it"); |
| 71 | + } |
| 72 | + } else { |
| 73 | + throw new RuntimeException("No readers available for TIFF format"); |
| 74 | + } |
| 75 | + } |
| 76 | +} |
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