1 /* 2 * Copyright (c) 1995, 2013, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package java.util.zip; 27 28 /* 29 * This class defines the constants that are used by the classes 30 * which manipulate Zip64 files. 31 */ 32 33 class ZipConstants64 { 34 35 /* 36 * ZIP64 constants 37 */ 38 static final long ZIP64_ENDSIG = 0x06064b50L; // "PK\006\006" 39 static final long ZIP64_LOCSIG = 0x07064b50L; // "PK\006\007" 40 static final int ZIP64_ENDHDR = 56; // ZIP64 end header size 41 static final int ZIP64_LOCHDR = 20; // ZIP64 end loc header size 42 static final int ZIP64_EXTHDR = 24; // EXT header size 43 static final int ZIP64_EXTID = 0x0001; // Extra field Zip64 header ID 44 45 static final int ZIP64_MAGICCOUNT = 0xFFFF; 46 static final long ZIP64_MAGICVAL = 0xFFFFFFFFL; 47 48 /* 49 * Zip64 End of central directory (END) header field offsets 50 */ 51 static final int ZIP64_ENDLEN = 4; // size of zip64 end of central dir 52 static final int ZIP64_ENDVEM = 12; // version made by 53 static final int ZIP64_ENDVER = 14; // version needed to extract 54 static final int ZIP64_ENDNMD = 16; // number of this disk 55 static final int ZIP64_ENDDSK = 20; // disk number of start 56 static final int ZIP64_ENDTOD = 24; // total number of entries on this disk 57 static final int ZIP64_ENDTOT = 32; // total number of entries 58 static final int ZIP64_ENDSIZ = 40; // central directory size in bytes 59 static final int ZIP64_ENDOFF = 48; // offset of first CEN header 60 static final int ZIP64_ENDEXT = 56; // zip64 extensible data sector 61 62 /* 63 * Zip64 End of central directory locator field offsets 64 */ 65 static final int ZIP64_LOCDSK = 4; // disk number start 66 static final int ZIP64_LOCOFF = 8; // offset of zip64 end 67 static final int ZIP64_LOCTOT = 16; // total number of disks 68 69 /* 70 * Zip64 Extra local (EXT) header field offsets 71 */ 72 static final int ZIP64_EXTCRC = 4; // uncompressed file crc-32 value 73 static final int ZIP64_EXTSIZ = 8; // compressed size, 8-byte 74 static final int ZIP64_EXTLEN = 16; // uncompressed size, 8-byte 75 76 /* 77 * Language encoding flag EFS 78 */ 79 static final int EFS = 0x800; // If this bit is set the filename and 80 // comment fields for this file must be 81 // encoded using UTF-8. 82 83 /* 84 * Constants below are defined here (instead of in ZipConstants) 85 * to avoid being exposed as public fields of ZipFile, ZipEntry, 86 * ZipInputStream and ZipOutputstream. 87 */ 88 89 /* 90 * Extra field header ID 91 */ 92 static final int EXTID_ZIP64 = 0x0001; // Zip64 93 static final int EXTID_NTFS = 0x000a; // NTFS 94 static final int EXTID_UNIX = 0x000d; // UNIX 95 static final int EXTID_EXTT = 0x5455; // Info-ZIP Extended Timestamp 96 97 /* 98 * EXTT timestamp flags 99 */ 100 static final int EXTT_FLAG_LMT = 0x1; // LastModifiedTime 101 static final int EXTT_FLAG_LAT = 0x2; // LastAccessTime 102 static final int EXTT_FLAT_CT = 0x4; // CreationTime 103 ZipConstants64()104 private ZipConstants64() {} 105 } 106