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jdk-24/test/jdk/java/util/zip/ZipFile/MissingZIP64EntriesTest.java
Lance Andersen 82747132b0 8314891: Additional Zip64 extra header validation 
Reviewed-by: coffeys
2023-11-07 16:52:22 +00:00

817 lines
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Java
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/*
* Copyright (c) 2023, 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.
*/
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
import java.io.IOException;
import java.io.InputStream;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.HexFormat;
import java.util.Map;
import java.util.stream.Stream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipException;
import java.util.zip.ZipFile;
import static org.junit.jupiter.api.Assertions.*;
/* @test
* @bug 8314891
* @summary Validate that a ZipException is thrown when the extra len is 0
* and the CEN size, csize,LOC offset fields are set to 0xFFFFFFFF, the disk
* starting number is set to 0xFFFF or when we have a valid Zip64 Extra header
* size but missing the expected header fields.
* @run junit MissingZIP64EntriesTest
*/
public class MissingZIP64EntriesTest {
/*
* Byte array representing a ZIP file which contains a
* Zip64 Extra Header with only the size field.
* ----------------#1--------------------
* [Central Directory Header]
* 0x4d: Signature : 0x02014b50
* 0x51: Created Zip Spec : 0x2d [4.5]
* 0x52: Created OS : 0x0 [MS-DOS]
* 0x53: VerMadeby : 0x2d [0, 4.5]
* 0x54: VerExtract : 0x2d [4.5]
* 0x55: Flag : 0x808
* 0x57: Method : 0x8 [DEFLATED]
* 0x59: Last Mod Time : 0x57116922 [Thu Aug 17 13:09:04 EDT 2023]
* 0x5d: CRC : 0x57de98d2
* 0x61: Compressed Size : 0x16
* 0x65: Uncompressed Size: 0xffffffff
* 0x69: Name Length : 0x9
* 0x6b: Extra Length : 0xc
* Extra data:[01, 00, 08, 00, 14, 00, 00, 00, 00, 00, 00, 00]
* [tag=0x0001, sz=8]
* ->ZIP64: size *0x14
* [data= 14 00 00 00 00 00 00 00 ]
* 0x6d: Comment Length : 0x0
* 0x6f: Disk Start : 0x0
* 0x71: Attrs : 0x0
* 0x73: AttrsEx : 0x0
* 0x77: Loc Header Offset: 0x0
* 0x7b: File Name : Hello.txt
*/
public static byte[] ZIP_WITH_ZIP64_EXTRAHDR_SIZE_ONLY_BYTEARRAY = {
(byte) 0x50, (byte) 0x4b, (byte) 0x3, (byte) 0x4, (byte) 0x14, (byte) 0x0, (byte) 0x8, (byte) 0x8,
(byte) 0x8, (byte) 0x0, (byte) 0x22, (byte) 0x69, (byte) 0x11, (byte) 0x57, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x9, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x48, (byte) 0x65,
(byte) 0x6c, (byte) 0x6c, (byte) 0x6f, (byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0xf3,
(byte) 0x48, (byte) 0xcd, (byte) 0xc9, (byte) 0xc9, (byte) 0x57, (byte) 0x8, (byte) 0x49, (byte) 0xcd,
(byte) 0xcb, (byte) 0xcb, (byte) 0x2c, (byte) 0x56, (byte) 0x8, (byte) 0xc8, (byte) 0x49, (byte) 0xac,
(byte) 0x4c, (byte) 0x2d, (byte) 0x2a, (byte) 0x6, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x7,
(byte) 0x8, (byte) 0xd2, (byte) 0x98, (byte) 0xde, (byte) 0x57, (byte) 0x16, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x14, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x1,
(byte) 0x2, (byte) 0x2d, (byte) 0x0, (byte) 0x2d, (byte) 0x0, (byte) 0x8, (byte) 0x8, (byte) 0x8,
(byte) 0x0, (byte) 0x22, (byte) 0x69, (byte) 0x11, (byte) 0x57, (byte) 0xd2, (byte) 0x98, (byte) 0xde,
(byte) 0x57, (byte) 0x16, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0xff, (byte) 0xff, (byte) 0xff,
(byte) 0xff, (byte) 0x9, (byte) 0x0, (byte) 0xc, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x48, (byte) 0x65, (byte) 0x6c, (byte) 0x6c, (byte) 0x6f,
(byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0x1, (byte) 0x0, (byte) 0x8, (byte) 0x0,
(byte) 0x14, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x50, (byte) 0x4b, (byte) 0x5, (byte) 0x6, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x1, (byte) 0x0, (byte) 0x1, (byte) 0x0, (byte) 0x43, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x4d, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
};
/**
* Byte array representing a Zip file with no extra header fields
* ----------------#1--------------------
* [Central Directory Header]
* 0x2f: Signature : 0x02014b50
* 0x33: Created Zip Spec : 0x14 [2.0]
* 0x34: Created OS : 0x3 [UNIX]
* 0x35: VerMadeby : 0x314 [3, 2.0]
* 0x36: VerExtract : 0x14 [2.0]
* 0x37: Flag : 0x2
* 0x39: Method : 0x8 [DEFLATED]
* 0x3b: Last Mod Time : 0x57039c0d [Thu Aug 03 19:32:26 EDT 2023]
* 0x3f: CRC : 0x31963516
* 0x43: Compressed Size : 0x8
* 0x47: Uncompressed Size: 0x6
* 0x4b: Name Length : 0x9
* 0x4d: Extra Length : 0x0
* 0x4f: Comment Length : 0x0
* 0x51: Disk Start : 0x0
* 0x53: Attrs : 0x1
* 0x55: AttrsEx : 0x81a40000
* 0x59: Loc Header Offset: 0x0
* 0x5d: File Name : Hello.txt
*/
public static byte[] ZIP_WITH_NO_EXTRA_LEN_BYTEARRAY = {
(byte) 0x50, (byte) 0x4b, (byte) 0x3, (byte) 0x4, (byte) 0x14, (byte) 0x0, (byte) 0x2, (byte) 0x0,
(byte) 0x8, (byte) 0x0, (byte) 0xd, (byte) 0x9c, (byte) 0x3, (byte) 0x57, (byte) 0x16, (byte) 0x35,
(byte) 0x96, (byte) 0x31, (byte) 0x8, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x6, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x9, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x48, (byte) 0x65,
(byte) 0x6c, (byte) 0x6c, (byte) 0x6f, (byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0xf3,
(byte) 0x48, (byte) 0xcd, (byte) 0xc9, (byte) 0xc9, (byte) 0xe7, (byte) 0x2, (byte) 0x0, (byte) 0x50,
(byte) 0x4b, (byte) 0x1, (byte) 0x2, (byte) 0x14, (byte) 0x3, (byte) 0x14, (byte) 0x0, (byte) 0x2,
(byte) 0x0, (byte) 0x8, (byte) 0x0, (byte) 0xd, (byte) 0x9c, (byte) 0x3, (byte) 0x57, (byte) 0x16,
(byte) 0x35, (byte) 0x96, (byte) 0x31, (byte) 0x8, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x6,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x9, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x1, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0xa4,
(byte) 0x81, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x48, (byte) 0x65, (byte) 0x6c,
(byte) 0x6c, (byte) 0x6f, (byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0x50, (byte) 0x4b,
(byte) 0x5, (byte) 0x6, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x1, (byte) 0x0,
(byte) 0x1, (byte) 0x0, (byte) 0x37, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x2f, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
};
/**
* Byte array representing a ZIP file which contains a
* Zip64 Extra Header with only the LOC offset field.
* ----------------#1--------------------
* [Central Directory Header]
* 0x4d: Signature : 0x02014b50
* 0x51: Created Zip Spec : 0x2d [4.5]
* 0x52: Created OS : 0x0 [MS-DOS]
* 0x53: VerMadeby : 0x2d [0, 4.5]
* 0x54: VerExtract : 0x2d [4.5]
* 0x55: Flag : 0x808
* 0x57: Method : 0x8 [DEFLATED]
* 0x59: Last Mod Time : 0x572d69c5 [Wed Sep 13 13:14:10 EDT 2023]
* 0x5d: CRC : 0x57de98d2
* 0x61: Compressed Size : 0x16
* 0x65: Uncompressed Size: 0x14
* 0x69: Name Length : 0x9
* 0x6b: Extra Length : 0xc
* Extra data:[01, 00, 08, 00, 00, 00, 00, 00, 00, 00, 00, 00]
* [tag=0x0001, sz=8]
* ->ZIP64: LOC Off *0x0
* [data= 00 00 00 00 00 00 00 00 ]
* 0x6d: Comment Length : 0x0
* 0x6f: Disk Start : 0x0
* 0x71: Attrs : 0x0
* 0x73: AttrsEx : 0x0
* 0x77: Loc Header Offset: 0xffffffff
* 0x7b: File Name : Hello.txt
*/
public static byte[] ZIP_WITH_ZIP64_EXTRAHDR_LOC_ONLY_BYTEARRAY = {
(byte) 0x50, (byte) 0x4b, (byte) 0x3, (byte) 0x4, (byte) 0x14, (byte) 0x0, (byte) 0x8, (byte) 0x8,
(byte) 0x8, (byte) 0x0, (byte) 0xc5, (byte) 0x69, (byte) 0x2d, (byte) 0x57, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x9, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x48, (byte) 0x65,
(byte) 0x6c, (byte) 0x6c, (byte) 0x6f, (byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0xf3,
(byte) 0x48, (byte) 0xcd, (byte) 0xc9, (byte) 0xc9, (byte) 0x57, (byte) 0x8, (byte) 0x49, (byte) 0xcd,
(byte) 0xcb, (byte) 0xcb, (byte) 0x2c, (byte) 0x56, (byte) 0x8, (byte) 0xc8, (byte) 0x49, (byte) 0xac,
(byte) 0x4c, (byte) 0x2d, (byte) 0x2a, (byte) 0x6, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x7,
(byte) 0x8, (byte) 0xd2, (byte) 0x98, (byte) 0xde, (byte) 0x57, (byte) 0x16, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x14, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x1,
(byte) 0x2, (byte) 0x2d, (byte) 0x0, (byte) 0x2d, (byte) 0x0, (byte) 0x8, (byte) 0x8, (byte) 0x8,
(byte) 0x0, (byte) 0xc5, (byte) 0x69, (byte) 0x2d, (byte) 0x57, (byte) 0xd2, (byte) 0x98, (byte) 0xde,
(byte) 0x57, (byte) 0x16, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x14, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x9, (byte) 0x0, (byte) 0xc, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0xff,
(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x48, (byte) 0x65, (byte) 0x6c, (byte) 0x6c, (byte) 0x6f,
(byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0x1, (byte) 0x0, (byte) 0x8, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x50, (byte) 0x4b, (byte) 0x5, (byte) 0x6, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x1, (byte) 0x0, (byte) 0x1, (byte) 0x0, (byte) 0x43, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x4d, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
};
/**
* Byte array representing a ZIP file which contains a
* Zip64 Extra Header with only the compressed size field.
* ----------------#1--------------------
* [Central Directory Header]
* 0x4d: Signature : 0x02014b50
* 0x51: Created Zip Spec : 0x2d [4.5]
* 0x52: Created OS : 0x0 [MS-DOS]
* 0x53: VerMadeby : 0x2d [0, 4.5]
* 0x54: VerExtract : 0x2d [4.5]
* 0x55: Flag : 0x808
* 0x57: Method : 0x8 [DEFLATED]
* 0x59: Last Mod Time : 0x572d6960 [Wed Sep 13 13:11:00 EDT 2023]
* 0x5d: CRC : 0x57de98d2
* 0x61: Compressed Size : 0xffffffff
* 0x65: Uncompressed Size: 0x14
* 0x69: Name Length : 0x9
* 0x6b: Extra Length : 0xc
* Extra data:[01, 00, 08, 00, 16, 00, 00, 00, 00, 00, 00, 00]
* [tag=0x0001, sz=8]
* ->ZIP64: csize *0x16
* [data= 16 00 00 00 00 00 00 00 ]
* 0x6d: Comment Length : 0x0
* 0x6f: Disk Start : 0x0
* 0x71: Attrs : 0x0
* 0x73: AttrsEx : 0x0
* 0x77: Loc Header Offset: 0x0
* 0x7b: File Name : Hello.txt
*/
public static byte[] ZIP_WITH_ZIP64_EXTRAHDR_CSIZE_ONLY_BYTEARRAY = {
(byte) 0x50, (byte) 0x4b, (byte) 0x3, (byte) 0x4, (byte) 0x14, (byte) 0x0, (byte) 0x8, (byte) 0x8,
(byte) 0x8, (byte) 0x0, (byte) 0x60, (byte) 0x69, (byte) 0x2d, (byte) 0x57, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x9, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x48, (byte) 0x65,
(byte) 0x6c, (byte) 0x6c, (byte) 0x6f, (byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0xf3,
(byte) 0x48, (byte) 0xcd, (byte) 0xc9, (byte) 0xc9, (byte) 0x57, (byte) 0x8, (byte) 0x49, (byte) 0xcd,
(byte) 0xcb, (byte) 0xcb, (byte) 0x2c, (byte) 0x56, (byte) 0x8, (byte) 0xc8, (byte) 0x49, (byte) 0xac,
(byte) 0x4c, (byte) 0x2d, (byte) 0x2a, (byte) 0x6, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x7,
(byte) 0x8, (byte) 0xd2, (byte) 0x98, (byte) 0xde, (byte) 0x57, (byte) 0x16, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x14, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x1,
(byte) 0x2, (byte) 0x2d, (byte) 0x0, (byte) 0x2d, (byte) 0x0, (byte) 0x8, (byte) 0x8, (byte) 0x8,
(byte) 0x0, (byte) 0x60, (byte) 0x69, (byte) 0x2d, (byte) 0x57, (byte) 0xd2, (byte) 0x98, (byte) 0xde,
(byte) 0x57, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x14, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x9, (byte) 0x0, (byte) 0xc, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x48, (byte) 0x65, (byte) 0x6c, (byte) 0x6c, (byte) 0x6f,
(byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0x1, (byte) 0x0, (byte) 0x8, (byte) 0x0,
(byte) 0x16, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x50, (byte) 0x4b, (byte) 0x5, (byte) 0x6, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x1, (byte) 0x0, (byte) 0x1, (byte) 0x0, (byte) 0x43, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x4d, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
};
/**
* Byte array representing a Zip file with a zero length ZIP64 Extra Header
* ----------------#1--------------------
* [Central Directory Header]
* 0x43: Signature : 0x02014b50
* 0x47: Created Zip Spec : 0x2d [4.5]
* 0x48: Created OS : 0x3 [UNIX]
* 0x49: VerMadeby : 0x32d [3, 4.5]
* 0x4a: VerExtract : 0x2d [4.5]
* 0x4b: Flag : 0x800
* 0x4d: Method : 0x8 [DEFLATED]
* 0x4f: Last Mod Time : 0x572c3477 [Tue Sep 12 06:35:46 EDT 2023]
* 0x53: CRC : 0x31963516
* 0x57: Compressed Size : 0x8
* 0x5b: Uncompressed Size: 0x6
* 0x5f: Name Length : 0x9
* 0x61: Extra Length : 0x4
* Extra data:[01, 00, 00, 00]
* [tag=0x0001, sz=0]
* ->ZIP64:
* 0x63: Comment Length : 0x0
* 0x65: Disk Start : 0x0
* 0x67: Attrs : 0x0
* 0x69: AttrsEx : 0x81a40000
* 0x6d: Loc Header Offset: 0x0
* 0x71: File Name : Hello.txt
*/
public static byte[] ZIP_WITH_ZEROLEN_ZIP64_EXTRAHDR_BYTEARRAY = {
(byte) 0x50, (byte) 0x4b, (byte) 0x3, (byte) 0x4, (byte) 0x2d, (byte) 0x0, (byte) 0x0, (byte) 0x8,
(byte) 0x8, (byte) 0x0, (byte) 0x77, (byte) 0x34, (byte) 0x2c, (byte) 0x57, (byte) 0x16, (byte) 0x35,
(byte) 0x96, (byte) 0x31, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,
(byte) 0xff, (byte) 0xff, (byte) 0x9, (byte) 0x0, (byte) 0x14, (byte) 0x0, (byte) 0x48, (byte) 0x65,
(byte) 0x6c, (byte) 0x6c, (byte) 0x6f, (byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0x1,
(byte) 0x0, (byte) 0x10, (byte) 0x0, (byte) 0x6, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x8, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0xf3, (byte) 0x48, (byte) 0xcd, (byte) 0xc9, (byte) 0xc9,
(byte) 0xe7, (byte) 0x2, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x1, (byte) 0x2, (byte) 0x2d,
(byte) 0x3, (byte) 0x2d, (byte) 0x0, (byte) 0x0, (byte) 0x8, (byte) 0x8, (byte) 0x0, (byte) 0x77,
(byte) 0x34, (byte) 0x2c, (byte) 0x57, (byte) 0x16, (byte) 0x35, (byte) 0x96, (byte) 0x31, (byte) 0x8,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x6, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x9,
(byte) 0x0, (byte) 0x4, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0xa4, (byte) 0x81, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x48, (byte) 0x65, (byte) 0x6c, (byte) 0x6c, (byte) 0x6f, (byte) 0x2e, (byte) 0x74,
(byte) 0x78, (byte) 0x74, (byte) 0x1, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x50, (byte) 0x4b,
(byte) 0x6, (byte) 0x6, (byte) 0x2c, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x2d, (byte) 0x0, (byte) 0x2d, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x1, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x1, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x3b, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x43, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x50, (byte) 0x4b,
(byte) 0x6, (byte) 0x7, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x7e, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x1, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x5, (byte) 0x6, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x1, (byte) 0x0, (byte) 0x1, (byte) 0x0, (byte) 0x3b, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x43, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
};
/**
* Byte array representing a ZIP file which contains a
* Zip64 Extra Header with the size and csize fields.
* ----------------#1--------------------
* [Central Directory Header]
* 0x4d: Signature : 0x02014b50
* 0x51: Created Zip Spec : 0x2d [4.5]
* 0x52: Created OS : 0x0 [MS-DOS]
* 0x53: VerMadeby : 0x2d [0, 4.5]
* 0x54: VerExtract : 0x2d [4.5]
* 0x55: Flag : 0x808
* 0x57: Method : 0x8 [DEFLATED]
* 0x59: Last Mod Time : 0x572c6445 [Tue Sep 12 12:34:10 EDT 2023]
* 0x5d: CRC : 0x57de98d2
* 0x61: Compressed Size : 0xffffffff
* 0x65: Uncompressed Size: 0xffffffff
* 0x69: Name Length : 0x9
* 0x6b: Extra Length : 0x14
* Extra data:[01, 00, 10, 00, 14, 00, 00, 00, 00, 00, 00, 00, 16, 00, 00, 00, 00, 00, 00, 00]
* [tag=0x0001, sz=16]
* ->ZIP64: size *0x14 csize *0x16
* [data= 14 00 00 00 00 00 00 00 16 00 00 00 00 00 00 00 ]
* 0x6d: Comment Length : 0x0
* 0x6f: Disk Start : 0x0
* 0x71: Attrs : 0x0
* 0x73: AttrsEx : 0x0
* 0x77: Loc Header Offset: 0x0
* 0x7b: File Name : Hello.txt
*/
public static byte[] ZIP_WITH_TWO_ZIP64_HEADER_ENTRIES_BYTEARRAY = {
(byte) 0x50, (byte) 0x4b, (byte) 0x3, (byte) 0x4, (byte) 0x14, (byte) 0x0, (byte) 0x8, (byte) 0x8,
(byte) 0x8, (byte) 0x0, (byte) 0x45, (byte) 0x64, (byte) 0x2c, (byte) 0x57, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x9, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x48, (byte) 0x65,
(byte) 0x6c, (byte) 0x6c, (byte) 0x6f, (byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0xf3,
(byte) 0x48, (byte) 0xcd, (byte) 0xc9, (byte) 0xc9, (byte) 0x57, (byte) 0x8, (byte) 0x49, (byte) 0xcd,
(byte) 0xcb, (byte) 0xcb, (byte) 0x2c, (byte) 0x56, (byte) 0x8, (byte) 0xc8, (byte) 0x49, (byte) 0xac,
(byte) 0x4c, (byte) 0x2d, (byte) 0x2a, (byte) 0x6, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x7,
(byte) 0x8, (byte) 0xd2, (byte) 0x98, (byte) 0xde, (byte) 0x57, (byte) 0x16, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x14, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x1,
(byte) 0x2, (byte) 0x2d, (byte) 0x0, (byte) 0x2d, (byte) 0x0, (byte) 0x8, (byte) 0x8, (byte) 0x8,
(byte) 0x0, (byte) 0x45, (byte) 0x64, (byte) 0x2c, (byte) 0x57, (byte) 0xd2, (byte) 0x98, (byte) 0xde,
(byte) 0x57, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,
(byte) 0xff, (byte) 0x9, (byte) 0x0, (byte) 0x14, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x48, (byte) 0x65, (byte) 0x6c, (byte) 0x6c, (byte) 0x6f,
(byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0x1, (byte) 0x0, (byte) 0x10, (byte) 0x0,
(byte) 0x14, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x16, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x50, (byte) 0x4b, (byte) 0x5, (byte) 0x6, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x1, (byte) 0x0, (byte) 0x1, (byte) 0x0, (byte) 0x4b, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x4d, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
};
/**
* Byte array representing a ZIP file which contains a
* Zip64 Extra Header with the size,csize, and LOC offset fields.
* ----------------#1--------------------
* [Central Directory Header]
* 0x4d: Signature : 0x02014b50
* 0x51: Created Zip Spec : 0x2d [4.5]
* 0x52: Created OS : 0x0 [MS-DOS]
* 0x53: VerMadeby : 0x2d [0, 4.5]
* 0x54: VerExtract : 0x2d [4.5]
* 0x55: Flag : 0x808
* 0x57: Method : 0x8 [DEFLATED]
* 0x59: Last Mod Time : 0x572d7214 [Wed Sep 13 14:16:40 EDT 2023]
* 0x5d: CRC : 0x57de98d2
* 0x61: Compressed Size : 0xffffffff
* 0x65: Uncompressed Size: 0xffffffff
* 0x69: Name Length : 0x9
* 0x6b: Extra Length : 0x1c
* Extra data:[01, 00, 18, 00, 14, 00, 00, 00, 00, 00, 00, 00, 16, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00]
* [tag=0x0001, sz=24]
* ->ZIP64: size *0x14 csize *0x16 LOC Off *0x0
* [data= 14 00 00 00 00 00 00 00 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ]
* 0x6d: Comment Length : 0x0
* 0x6f: Disk Start : 0x0
* 0x71: Attrs : 0x0
* 0x73: AttrsEx : 0x0
* 0x77: Loc Header Offset: 0xffffffff
* 0x7b: File Name : Hello.txt
*/
public static byte[] ZIP_WITH_ZIP64_EXTRAHDR_ALL_BYTEARRAY = {
(byte) 0x50, (byte) 0x4b, (byte) 0x3, (byte) 0x4, (byte) 0x14, (byte) 0x0, (byte) 0x8, (byte) 0x8,
(byte) 0x8, (byte) 0x0, (byte) 0x14, (byte) 0x72, (byte) 0x2d, (byte) 0x57, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x9, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x48, (byte) 0x65,
(byte) 0x6c, (byte) 0x6c, (byte) 0x6f, (byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0xf3,
(byte) 0x48, (byte) 0xcd, (byte) 0xc9, (byte) 0xc9, (byte) 0x57, (byte) 0x8, (byte) 0x49, (byte) 0xcd,
(byte) 0xcb, (byte) 0xcb, (byte) 0x2c, (byte) 0x56, (byte) 0x8, (byte) 0xc8, (byte) 0x49, (byte) 0xac,
(byte) 0x4c, (byte) 0x2d, (byte) 0x2a, (byte) 0x6, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x7,
(byte) 0x8, (byte) 0xd2, (byte) 0x98, (byte) 0xde, (byte) 0x57, (byte) 0x16, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x14, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x50, (byte) 0x4b, (byte) 0x1,
(byte) 0x2, (byte) 0x2d, (byte) 0x0, (byte) 0x2d, (byte) 0x0, (byte) 0x8, (byte) 0x8, (byte) 0x8,
(byte) 0x0, (byte) 0x14, (byte) 0x72, (byte) 0x2d, (byte) 0x57, (byte) 0xd2, (byte) 0x98, (byte) 0xde,
(byte) 0x57, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,
(byte) 0xff, (byte) 0x9, (byte) 0x0, (byte) 0x1c, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0xff,
(byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x48, (byte) 0x65, (byte) 0x6c, (byte) 0x6c, (byte) 0x6f,
(byte) 0x2e, (byte) 0x74, (byte) 0x78, (byte) 0x74, (byte) 0x1, (byte) 0x0, (byte) 0x18, (byte) 0x0,
(byte) 0x14, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x16, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x50, (byte) 0x4b, (byte) 0x5, (byte) 0x6, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x1, (byte) 0x0, (byte) 0x1, (byte) 0x0, (byte) 0x53, (byte) 0x0, (byte) 0x0, (byte) 0x0,
(byte) 0x4d, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0, (byte) 0x0,
};
/**
* Enable debug output
*/
private static final boolean DEBUG = false;
/**
* Name of the Zip file that we create from the byte array
*/
public static final String ZIPFILE_NAME = "validZipFile.zip";
/**
* Name of the Zip file that we modify/corrupt
*/
public static final String BAD_ZIP_NAME = "zipWithInvalidZip64ExtraField.zip";
/**
* Zip file entry that will be accessed by some the tests
*/
private static final String ZIP_FILE_ENTRY_NAME = "Hello.txt";
/**
* Expected Error messages
*/
private static final String INVALID_EXTRA_LENGTH =
"Invalid CEN header (invalid zip64 extra len size)";
private static final String INVALID_ZIP64_EXTRAHDR_SIZE =
"Invalid CEN header (invalid zip64 extra data field size)";
/**
* Disk starting number offset for the Zip file created from the
* ZIP_WITH_NO_EXTRA_LEN_BYTEARRAY array
*/
private static final int DISKNO_OFFSET_ZIP_NO_EXTRA_LEN = 0x51;
/**
* Value to set the size, csize, or LOC offset CEN fields to when their
* actual value is stored in the Zip64 Extra Header
*/
private static final long ZIP64_MAGICVAL = 0xFFFFFFFFL;
/**
* Value to set the Disk Start number offset CEN field to when the
* actual value is stored in the Zip64 Extra Header
*/
private static final int ZIP64_MAGICCOUNT = 0xFFFF;
/**
* Copy of the byte array for the ZIP to be modified by a given test run
*/
private byte[] zipArrayCopy;
/**
* Little-endian ByteBuffer for manipulating the ZIP copy
*/
private ByteBuffer buffer;
/**
* The DataProvider returning a byte array representing the Zip file,
* CEN offsets to set to 0xFFFFFFFF and the expected
* ZipException error message when there are missing Zip64 Extra header fields
* @return Arguments used in each test run
*/
private static Stream<Arguments> InvalidZip64MagicValues() {
return Stream.of(
// Byte array representing the Zip file, compressed size offset,
// and expected ZipException Message
Arguments.of(ZIP_WITH_ZIP64_EXTRAHDR_SIZE_ONLY_BYTEARRAY,
0x61, INVALID_ZIP64_EXTRAHDR_SIZE),
// Byte array representing the Zip file, LOC offset and expected ZipException Message
Arguments.of(ZIP_WITH_ZIP64_EXTRAHDR_SIZE_ONLY_BYTEARRAY,
0x77, INVALID_ZIP64_EXTRAHDR_SIZE),
// Byte array representing the Zip file, LOC offset and expected ZipException Message
Arguments.of(ZIP_WITH_TWO_ZIP64_HEADER_ENTRIES_BYTEARRAY,
0x77, INVALID_ZIP64_EXTRAHDR_SIZE)
);
}
/**
* The DataProvider of CEN offsets to set to 0xFFFFFFFF or 0xFFFF when the Extra Length
* size is 0 for the Zip file created using ZIP_WITH_NO_EXTRA_LEN_BYTEARRAY
* @return Arguments used in each test run
*/
private static Stream<Arguments> MissingZip64ExtraFieldEntries() {
return Stream.of(
// Compressed size offset
Arguments.of(0x43),
// Size offset
Arguments.of(0x47),
// Disk start number offset
Arguments.of(DISKNO_OFFSET_ZIP_NO_EXTRA_LEN),
// LOC offset
Arguments.of(0x59)
);
}
/**
* The DataProvider of CEN offsets to set to 0xFFFFFFFF when the ZIP64 extra header
* Length size is 0 for the Zip file created using
* ZIP_WITH_ZEROLEN_ZIP64_EXTRAHDR_BYTEARRAY
* @return Arguments used in each test run
*/
private static Stream<Arguments> zip64ZeroLenHeaderExtraFieldEntries() {
return Stream.of(
// Compressed size offset
Arguments.of(0x57),
// Size offset
Arguments.of(0x5b),
// LOC offset
Arguments.of(0x6d)
);
}
/**
* The DataProvider which will return a byte array representing a
* valid Zip file and the expected content for the Zip file entry 'Hello.txt'.
* @return Arguments used in each test run
*/
private static Stream<Arguments> validZipFiles() {
return Stream.of(
// Byte array representing the Zip file, and the expected entry content
Arguments.of(ZIP_WITH_ZIP64_EXTRAHDR_SIZE_ONLY_BYTEARRAY,
"Hello Tennis Players"),
Arguments.of(ZIP_WITH_TWO_ZIP64_HEADER_ENTRIES_BYTEARRAY,
"Hello Tennis Players"),
Arguments.of(ZIP_WITH_ZIP64_EXTRAHDR_LOC_ONLY_BYTEARRAY,
"Hello Tennis Players"),
Arguments.of(ZIP_WITH_ZIP64_EXTRAHDR_CSIZE_ONLY_BYTEARRAY,
"Hello Tennis Players"),
Arguments.of(ZIP_WITH_ZIP64_EXTRAHDR_ALL_BYTEARRAY,
"Hello Tennis Players"),
Arguments.of(ZIP_WITH_NO_EXTRA_LEN_BYTEARRAY,
"Hello\n")
);
}
/**
* Initial test setup
* @throws IOException if an error occurs
*/
@BeforeAll
public static void setup() throws IOException {
Files.deleteIfExists(Path.of(ZIPFILE_NAME));
Files.deleteIfExists(Path.of(BAD_ZIP_NAME));
}
/**
* Delete the Zip file that will be modified by each test
* @throws IOException if an error occurs
*/
@BeforeEach
public void beforeEachTestRun() throws IOException {
Files.deleteIfExists(Path.of(ZIPFILE_NAME));
Files.deleteIfExists(Path.of(BAD_ZIP_NAME));
}
/**
* Verify that a ZipException is thrown by ZipFile if the Zip64 header
* does not contain the required field
* @param zipArray Byte array representing the Zip file
* @param offset Offset of the CEN Header field to set to 0xFFFFFFFF
* @param errorMessage Expected ZipException error message
* @throws IOException if an error occurs
*/
@ParameterizedTest
@MethodSource("InvalidZip64MagicValues")
public void invalidZip64ExtraHeaderZipFileTest(byte[] zipArray, int offset,
String errorMessage) throws IOException {
// Set the CEN csize or LOC offset field to 0xFFFFFFFF. There will not
// be the expected Zip64 Extra Header field resulting in a ZipException
// being thrown
zipArrayCopy = zipArray.clone();
buffer = ByteBuffer.wrap(zipArrayCopy).order(ByteOrder.LITTLE_ENDIAN);
buffer.putInt(offset, (int) ZIP64_MAGICVAL);
Files.write(Path.of(BAD_ZIP_NAME), zipArrayCopy);
ZipException ex = assertThrows(ZipException.class, () -> {
openWithZipFile(BAD_ZIP_NAME, ZIP_FILE_ENTRY_NAME, null);
});
assertTrue(ex.getMessage().equals(errorMessage),
"Unexpected ZipException message: " + ex.getMessage());
}
/**
* Verify that a ZipException is thrown by Zip FS if the Zip64 header
* does not contain the required field
* @param zipArray Byte array representing the Zip file
* @param offset Offset of the CEN Header field to set to 0xFFFFFFFF
* @param errorMessage Expected ZipException error message
* @throws IOException if an error occurs
*/
@ParameterizedTest
@MethodSource("InvalidZip64MagicValues")
public void invalidZip64ExtraHeaderZipFSTest(byte[] zipArray, int offset,
String errorMessage) throws IOException {
// Set the CEN csize or LOC offset field to 0xFFFFFFFF. There will not
// be the expected Zip64 Extra Header field resulting in a ZipException
// being thrown
zipArrayCopy = zipArray.clone();
buffer = ByteBuffer.wrap(zipArrayCopy).order(ByteOrder.LITTLE_ENDIAN);
buffer.putInt(offset, (int)ZIP64_MAGICVAL);
Files.write(Path.of(BAD_ZIP_NAME), zipArrayCopy);
ZipException ex = assertThrows(ZipException.class, () -> {
openWithZipFS(BAD_ZIP_NAME, ZIP_FILE_ENTRY_NAME, null);
});
assertTrue(ex.getMessage().equals(errorMessage),
"Unexpected ZipException message: " + ex.getMessage());
}
/**
* Verify that ZipFile will throw a ZipException if the CEN
* Extra length is 0 and the CEN size, csize, LOC offset field is set to
* 0xFFFFFFFF or the disk starting number is set to 0xFFFF
* @param offset Offset of the CEN Header field to set to 0xFFFFFFFF or 0xFFFF
* @throws IOException if an error occurs
*/
@ParameterizedTest
@MethodSource("MissingZip64ExtraFieldEntries")
public void zipFileBadExtraLength(int offset) throws IOException {
zipArrayCopy = ZIP_WITH_NO_EXTRA_LEN_BYTEARRAY.clone();
buffer = ByteBuffer.wrap(zipArrayCopy).order(ByteOrder.LITTLE_ENDIAN);
if (offset == DISKNO_OFFSET_ZIP_NO_EXTRA_LEN) {
buffer.putShort(offset, (short) ZIP64_MAGICCOUNT);
} else {
buffer.putInt(offset, (int) ZIP64_MAGICVAL);
}
Files.write(Path.of(BAD_ZIP_NAME), zipArrayCopy);
ZipException ex = assertThrows(ZipException.class, () -> {
openWithZipFile(BAD_ZIP_NAME, ZIP_FILE_ENTRY_NAME, null);
});
assertTrue(ex.getMessage().equals(INVALID_EXTRA_LENGTH),
"Unexpected ZipException message: " + ex.getMessage());
}
/**
* Verify that ZipFS will throw a ZipException if the CEN
* Extra length is 0 and the CEN size, csize, LOC offset field is set to
* 0xFFFFFFFF or the disk starting number is set to 0xFFFF
* @param offset the offset of the CEN Header field to set to 0xFFFFFFFF or 0xFFFF
* @throws IOException if an error occurs
*/
@ParameterizedTest
@MethodSource("MissingZip64ExtraFieldEntries")
public void zipFSBadExtraLength(int offset) throws IOException {
zipArrayCopy = ZIP_WITH_NO_EXTRA_LEN_BYTEARRAY.clone();
buffer = ByteBuffer.wrap(zipArrayCopy).order(ByteOrder.LITTLE_ENDIAN);
if (offset == DISKNO_OFFSET_ZIP_NO_EXTRA_LEN) {
buffer.putShort(offset, (short) ZIP64_MAGICCOUNT);
} else {
buffer.putInt(offset, (int) ZIP64_MAGICVAL);
}
Files.write(Path.of(BAD_ZIP_NAME), zipArrayCopy);
ZipException ex = assertThrows(ZipException.class, () -> {
openWithZipFS(BAD_ZIP_NAME, ZIP_FILE_ENTRY_NAME, null);
});
assertTrue(ex.getMessage().equals(INVALID_EXTRA_LENGTH),
"Unexpected ZipException message: " + ex.getMessage());
}
/**
* Verify that ZipFile will throw a ZipException if the ZIP64 extra header
* has a size of 0 and the CEN size, csize, or the LOC offset field is set to
* 0xFFFFFFFF
* @param offset the offset of the CEN Header field to set to 0xFFFFFFFF
* @throws IOException if an error occurs
*/
@ParameterizedTest
@MethodSource("zip64ZeroLenHeaderExtraFieldEntries")
public void zipFileZeroLenExtraHeader(int offset) throws IOException {
zipArrayCopy = ZIP_WITH_ZEROLEN_ZIP64_EXTRAHDR_BYTEARRAY.clone();
buffer = ByteBuffer.wrap(zipArrayCopy).order(ByteOrder.LITTLE_ENDIAN);
buffer.putInt(offset, (int) ZIP64_MAGICVAL);
Files.write(Path.of(BAD_ZIP_NAME), zipArrayCopy);
ZipException ex = assertThrows(ZipException.class, () -> {
openWithZipFile(BAD_ZIP_NAME, ZIP_FILE_ENTRY_NAME, null);
});
assertTrue(ex.getMessage().equals(INVALID_ZIP64_EXTRAHDR_SIZE),
"Unexpected ZipException message: " + ex.getMessage());
}
/**
* Verify that ZipFS will throw a ZipException if the ZIP64 extra header
* has a size of 0 and the CEN size, csize, or the LOC offset field is set to
* 0xFFFFFFFF
* @param offset the offset of the CEN Header field to set to 0xFFFFFFFF
* @throws IOException if an error occurs
*/
@ParameterizedTest
@MethodSource("zip64ZeroLenHeaderExtraFieldEntries")
public void zipFSZeroLenExtraHeader(int offset) throws IOException {
zipArrayCopy = ZIP_WITH_ZEROLEN_ZIP64_EXTRAHDR_BYTEARRAY.clone();
buffer = ByteBuffer.wrap(zipArrayCopy).order(ByteOrder.LITTLE_ENDIAN);
buffer.putInt(offset, (int) ZIP64_MAGICVAL);
Files.write(Path.of(BAD_ZIP_NAME), zipArrayCopy);
ZipException ex = assertThrows(ZipException.class, () -> {
openWithZipFS(BAD_ZIP_NAME, ZIP_FILE_ENTRY_NAME, null);
});
assertTrue(ex.getMessage().equals(INVALID_ZIP64_EXTRAHDR_SIZE),
"Unexpected ZipException message: " + ex.getMessage());
}
/**
* Verify that ZipFile will read the Zip files created from the
* byte arrays prior to modifying the arrays to check that the
* expected ZipException is thrown.
* @param zipFile the byte array which represents the Zip file that should
* be opened and read successfully.
* @param message the expected text contained within the Zip entry
* @throws IOException if an error occurs
*/
@ParameterizedTest
@MethodSource("validZipFiles")
public void readValidZipFile(byte[] zipFile, String message) throws IOException {
// Write out the Zip file from the byte array
Files.write(Path.of(ZIPFILE_NAME), zipFile);
openWithZipFile(ZIPFILE_NAME, ZIP_FILE_ENTRY_NAME, message);
}
/**
* Verify that ZipFS will read the Zip files created from the
* byte arrays prior to modifying the arrays to check that the
* expected ZipException is thrown.
* @param zipFile the byte array which represents the Zip file that should
* be opened and read successfully.
* @param message the expected text contained within the Zip entry
* @throws IOException if an error occurs
*/
@ParameterizedTest
@MethodSource("validZipFiles")
public void readValidZipFileWithZipFs(byte[] zipFile, String message)
throws IOException {
// Write out the Zip file from the byte array
Files.write(Path.of(ZIPFILE_NAME), zipFile);
openWithZipFS(ZIPFILE_NAME, ZIP_FILE_ENTRY_NAME, message);
}
/**
* Utility method used to open a Zip file using ZipFile by the tests.
* @param zipFile name of the Zip file to open
* @param entryName Zip entry to read when the Zip file is expected to be
* able to be opened
* @param entryContents the expected contents for the Zip entry
* @throws IOException if an error occurs
*/
private static void openWithZipFile(String zipFile, String entryName,
String entryContents) throws IOException {
try (ZipFile zf = new ZipFile(zipFile)) {
ZipEntry ze = zf.getEntry(entryName);
try (InputStream is = zf.getInputStream(ze)) {
String result = new String(is.readAllBytes());
if (DEBUG) {
var hx = HexFormat.ofDelimiter(", ").withPrefix("0x");
System.out.printf("Error: Zip File read :%s%n[%s]%n", result,
hx.formatHex(result.getBytes()));
}
// entryContents will be null when an exception is expected
if (entryContents != null) {
assertEquals(entryContents, result);
}
}
}
}
/**
* Utility method used to open a Zip file using ZipFS by the tests.
* @param zipFile name of the Zip file to open
* @param entryName Zip entry to read when the Zip file is expected to be
* able to be opened
* @param entryContents the expected contents for the Zip entry
* @throws IOException if an error occurs
*/
private static void openWithZipFS(String zipFile, String entryName,
String entryContents) throws IOException {
try (FileSystem fs = FileSystems.newFileSystem(
Path.of(zipFile), Map.of())) {
Path p = fs.getPath(entryName);
String result = new String(Files.readAllBytes(p));
if (DEBUG) {
var hx = HexFormat.ofDelimiter(", ").withPrefix("0x");
System.out.printf("Error: Zip FS read :%s%n[%s]%n", result,
hx.formatHex(result.getBytes()));
}
// entryContents will be null when an exception is expected
if (entryContents != null) {
assertEquals(entryContents, result);
}
}
}
}
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