1 package IO::Compress::Zip::Constants;
8 our ($VERSION, @ISA, @EXPORT, %ZIP_CM_MIN_VERSIONS);
10 $VERSION = '2.000_13';
23 ZIP_END_CENTRAL_HDR_SIG
24 ZIP64_END_CENTRAL_REC_HDR_SIG
25 ZIP64_END_CENTRAL_LOC_HDR_SIG
26 ZIP64_ARCHIVE_EXTRA_SIG
27 ZIP64_DIGITAL_SIGNATURE_SIG
29 ZIP_GP_FLAG_STREAMING_MASK
32 ZIP_EXTRA_ID_EXT_TIMESTAMP
33 ZIP_EXTRA_ID_INFO_ZIP_UNIX
42 # Compression types supported
43 use constant ZIP_CM_STORE => 0 ;
44 use constant ZIP_CM_DEFLATE => 8 ;
45 use constant ZIP_CM_BZIP2 => 12 ;
47 # General Purpose Flag
48 use constant ZIP_GP_FLAG_ENCRYPTED_MASK => 1 ;
49 use constant ZIP_GP_FLAG_STREAMING_MASK => 8 ;
51 # Internal File Attributes
52 use constant ZIP_IFA_TEXT_MASK => 1;
54 # Signatures for each of the headers
55 use constant ZIP_LOCAL_HDR_SIG => 0x04034b50;
56 use constant ZIP_DATA_HDR_SIG => 0x08074b50;
57 use constant ZIP_CENTRAL_HDR_SIG => 0x02014b50;
58 use constant ZIP_END_CENTRAL_HDR_SIG => 0x06054b50;
59 use constant ZIP64_END_CENTRAL_REC_HDR_SIG => 0x06064b50;
60 use constant ZIP64_END_CENTRAL_LOC_HDR_SIG => 0x07064b50;
61 use constant ZIP64_ARCHIVE_EXTRA_SIG => 0x08064b50;
62 use constant ZIP64_DIGITAL_SIGNATURE_SIG => 0x05054b50;
65 use constant ZIP_EXTRA_ID_ZIP64 => pack "v", 1;
66 use constant ZIP_EXTRA_ID_EXT_TIMESTAMP => "UT";
67 use constant ZIP_EXTRA_ID_INFO_ZIP_UNIX => "Ux";
69 use constant ZIP64_MIN_VERSION => 45;
71 %ZIP_CM_MIN_VERSIONS = (
73 ZIP_CM_DEFLATE() => 20,