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1 package IO::Compress::Zip::Constants; 2 3 use strict ; 4 use warnings; 5 6 require Exporter; 7 8 our ($VERSION, @ISA, @EXPORT, %ZIP_CM_MIN_VERSIONS); 9 10 $VERSION = '2.008'; 11 12 @ISA = qw(Exporter); 13 14 @EXPORT= qw( 15 16 ZIP_CM_STORE 17 ZIP_CM_DEFLATE 18 ZIP_CM_BZIP2 19 ZIP_CM_LZMA 20 21 ZIP_LOCAL_HDR_SIG 22 ZIP_DATA_HDR_SIG 23 ZIP_CENTRAL_HDR_SIG 24 ZIP_END_CENTRAL_HDR_SIG 25 ZIP64_END_CENTRAL_REC_HDR_SIG 26 ZIP64_END_CENTRAL_LOC_HDR_SIG 27 ZIP64_ARCHIVE_EXTRA_SIG 28 ZIP64_DIGITAL_SIGNATURE_SIG 29 30 ZIP_GP_FLAG_ENCRYPTED_MASK 31 ZIP_GP_FLAG_STREAMING_MASK 32 ZIP_GP_FLAG_PATCHED_MASK 33 ZIP_GP_FLAG_STRONG_ENCRYPTED_MASK 34 ZIP_GP_FLAG_LZMA_EOS_PRESENT 35 36 ZIP_EXTRA_ID_ZIP64 37 ZIP_EXTRA_ID_EXT_TIMESTAMP 38 ZIP_EXTRA_ID_INFO_ZIP_UNIX2 39 40 ZIP_OS_CODE_UNIX 41 ZIP_OS_CODE_DEFAULT 42 43 ZIP_IFA_TEXT_MASK 44 45 %ZIP_CM_MIN_VERSIONS 46 ZIP64_MIN_VERSION 47 48 ); 49 50 # Compression types supported 51 use constant ZIP_CM_STORE => 0 ; 52 use constant ZIP_CM_DEFLATE => 8 ; 53 use constant ZIP_CM_BZIP2 => 12 ; 54 use constant ZIP_CM_LZMA => 14 ; # Not Supported yet 55 56 # General Purpose Flag 57 use constant ZIP_GP_FLAG_ENCRYPTED_MASK => 1 ; 58 use constant ZIP_GP_FLAG_STREAMING_MASK => 8 ; 59 use constant ZIP_GP_FLAG_PATCHED_MASK => 32 ; 60 use constant ZIP_GP_FLAG_STRONG_ENCRYPTED_MASK => 64 ; 61 use constant ZIP_GP_FLAG_LZMA_EOS_PRESENT => 2 ; 62 63 # Internal File Attributes 64 use constant ZIP_IFA_TEXT_MASK => 1; 65 66 # Signatures for each of the headers 67 use constant ZIP_LOCAL_HDR_SIG => 0x04034b50; 68 use constant ZIP_DATA_HDR_SIG => 0x08074b50; 69 use constant ZIP_CENTRAL_HDR_SIG => 0x02014b50; 70 use constant ZIP_END_CENTRAL_HDR_SIG => 0x06054b50; 71 use constant ZIP64_END_CENTRAL_REC_HDR_SIG => 0x06064b50; 72 use constant ZIP64_END_CENTRAL_LOC_HDR_SIG => 0x07064b50; 73 use constant ZIP64_ARCHIVE_EXTRA_SIG => 0x08064b50; 74 use constant ZIP64_DIGITAL_SIGNATURE_SIG => 0x05054b50; 75 76 use constant ZIP_OS_CODE_UNIX => 3; 77 use constant ZIP_OS_CODE_DEFAULT => 3; 78 79 # Extra Field ID's 80 use constant ZIP_EXTRA_ID_ZIP64 => pack "v", 1; 81 use constant ZIP_EXTRA_ID_EXT_TIMESTAMP => "UT"; 82 use constant ZIP_EXTRA_ID_INFO_ZIP_UNIX2 => "Ux"; 83 84 use constant ZIP64_MIN_VERSION => 45; 85 86 %ZIP_CM_MIN_VERSIONS = ( 87 ZIP_CM_STORE() => 20, 88 ZIP_CM_DEFLATE() => 20, 89 ZIP_CM_BZIP2() => 46, 90 ZIP_CM_LZMA() => 63, 91 ); 92 93 94 1; 95 96 __END__ 97
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