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| 1 |  |  |  |  |  |  |  | 
| 2 |  |  |  |  |  |  | package IO::Compress::Zlib::Constants ; | 
| 3 |  |  |  |  |  |  |  | 
| 4 | 83 |  |  | 83 |  | 595 | use strict ; | 
|  | 83 |  |  |  |  | 168 |  | 
|  | 83 |  |  |  |  | 2425 |  | 
| 5 | 83 |  |  | 83 |  | 448 | use warnings; | 
|  | 83 |  |  |  |  | 188 |  | 
|  | 83 |  |  |  |  | 1929 |  | 
| 6 | 83 |  |  | 83 |  | 430 | use bytes; | 
|  | 83 |  |  |  |  | 177 |  | 
|  | 83 |  |  |  |  | 448 |  | 
| 7 |  |  |  |  |  |  |  | 
| 8 |  |  |  |  |  |  | require Exporter; | 
| 9 |  |  |  |  |  |  |  | 
| 10 |  |  |  |  |  |  | our ($VERSION, @ISA, @EXPORT); | 
| 11 |  |  |  |  |  |  |  | 
| 12 |  |  |  |  |  |  | $VERSION = '2.205'; | 
| 13 |  |  |  |  |  |  |  | 
| 14 |  |  |  |  |  |  | @ISA = qw(Exporter); | 
| 15 |  |  |  |  |  |  |  | 
| 16 |  |  |  |  |  |  | @EXPORT= qw( | 
| 17 |  |  |  |  |  |  |  | 
| 18 |  |  |  |  |  |  | ZLIB_HEADER_SIZE | 
| 19 |  |  |  |  |  |  | ZLIB_TRAILER_SIZE | 
| 20 |  |  |  |  |  |  |  | 
| 21 |  |  |  |  |  |  | ZLIB_CMF_CM_OFFSET | 
| 22 |  |  |  |  |  |  | ZLIB_CMF_CM_BITS | 
| 23 |  |  |  |  |  |  | ZLIB_CMF_CM_DEFLATED | 
| 24 |  |  |  |  |  |  |  | 
| 25 |  |  |  |  |  |  | ZLIB_CMF_CINFO_OFFSET | 
| 26 |  |  |  |  |  |  | ZLIB_CMF_CINFO_BITS | 
| 27 |  |  |  |  |  |  | ZLIB_CMF_CINFO_MAX | 
| 28 |  |  |  |  |  |  |  | 
| 29 |  |  |  |  |  |  | ZLIB_FLG_FCHECK_OFFSET | 
| 30 |  |  |  |  |  |  | ZLIB_FLG_FCHECK_BITS | 
| 31 |  |  |  |  |  |  |  | 
| 32 |  |  |  |  |  |  | ZLIB_FLG_FDICT_OFFSET | 
| 33 |  |  |  |  |  |  | ZLIB_FLG_FDICT_BITS | 
| 34 |  |  |  |  |  |  |  | 
| 35 |  |  |  |  |  |  | ZLIB_FLG_LEVEL_OFFSET | 
| 36 |  |  |  |  |  |  | ZLIB_FLG_LEVEL_BITS | 
| 37 |  |  |  |  |  |  |  | 
| 38 |  |  |  |  |  |  | ZLIB_FLG_LEVEL_FASTEST | 
| 39 |  |  |  |  |  |  | ZLIB_FLG_LEVEL_FAST | 
| 40 |  |  |  |  |  |  | ZLIB_FLG_LEVEL_DEFAULT | 
| 41 |  |  |  |  |  |  | ZLIB_FLG_LEVEL_SLOWEST | 
| 42 |  |  |  |  |  |  |  | 
| 43 |  |  |  |  |  |  | ZLIB_FDICT_SIZE | 
| 44 |  |  |  |  |  |  |  | 
| 45 |  |  |  |  |  |  | ); | 
| 46 |  |  |  |  |  |  |  | 
| 47 |  |  |  |  |  |  | # Constant names derived from RFC1950 | 
| 48 |  |  |  |  |  |  |  | 
| 49 | 83 |  |  | 83 |  | 9715 | use constant ZLIB_HEADER_SIZE       => 2; | 
|  | 83 |  |  |  |  | 224 |  | 
|  | 83 |  |  |  |  | 5869 |  | 
| 50 | 83 |  |  | 83 |  | 597 | use constant ZLIB_TRAILER_SIZE      => 4; | 
|  | 83 |  |  |  |  | 225 |  | 
|  | 83 |  |  |  |  | 4726 |  | 
| 51 |  |  |  |  |  |  |  | 
| 52 | 83 |  |  | 83 |  | 558 | use constant ZLIB_CMF_CM_OFFSET     => 0; | 
|  | 83 |  |  |  |  | 208 |  | 
|  | 83 |  |  |  |  | 4333 |  | 
| 53 | 83 |  |  | 83 |  | 591 | use constant ZLIB_CMF_CM_BITS       => 0xF ; # 0b1111 | 
|  | 83 |  |  |  |  | 197 |  | 
|  | 83 |  |  |  |  | 4448 |  | 
| 54 | 83 |  |  | 83 |  | 597 | use constant ZLIB_CMF_CM_DEFLATED   => 8; | 
|  | 83 |  |  |  |  | 213 |  | 
|  | 83 |  |  |  |  | 4483 |  | 
| 55 |  |  |  |  |  |  |  | 
| 56 | 83 |  |  | 83 |  | 609 | use constant ZLIB_CMF_CINFO_OFFSET  => 4; | 
|  | 83 |  |  |  |  | 207 |  | 
|  | 83 |  |  |  |  | 4417 |  | 
| 57 | 83 |  |  | 83 |  | 589 | use constant ZLIB_CMF_CINFO_BITS    => 0xF ; # 0b1111; | 
|  | 83 |  |  |  |  | 211 |  | 
|  | 83 |  |  |  |  | 4333 |  | 
| 58 | 83 |  |  | 83 |  | 554 | use constant ZLIB_CMF_CINFO_MAX     => 7; | 
|  | 83 |  |  |  |  | 246 |  | 
|  | 83 |  |  |  |  | 4177 |  | 
| 59 |  |  |  |  |  |  |  | 
| 60 | 83 |  |  | 83 |  | 553 | use constant ZLIB_FLG_FCHECK_OFFSET => 0; | 
|  | 83 |  |  |  |  | 210 |  | 
|  | 83 |  |  |  |  | 4352 |  | 
| 61 | 83 |  |  | 83 |  | 555 | use constant ZLIB_FLG_FCHECK_BITS   => 0x1F ; # 0b11111; | 
|  | 83 |  |  |  |  | 171 |  | 
|  | 83 |  |  |  |  | 4119 |  | 
| 62 |  |  |  |  |  |  |  | 
| 63 | 83 |  |  | 83 |  | 562 | use constant ZLIB_FLG_FDICT_OFFSET  => 5; | 
|  | 83 |  |  |  |  | 205 |  | 
|  | 83 |  |  |  |  | 4346 |  | 
| 64 | 83 |  |  | 83 |  | 553 | use constant ZLIB_FLG_FDICT_BITS    => 0x1 ; # 0b1; | 
|  | 83 |  |  |  |  | 196 |  | 
|  | 83 |  |  |  |  | 4467 |  | 
| 65 |  |  |  |  |  |  |  | 
| 66 | 83 |  |  | 83 |  | 620 | use constant ZLIB_FLG_LEVEL_OFFSET  => 6; | 
|  | 83 |  |  |  |  | 208 |  | 
|  | 83 |  |  |  |  | 4339 |  | 
| 67 | 83 |  |  | 83 |  | 559 | use constant ZLIB_FLG_LEVEL_BITS    => 0x3 ; # 0b11; | 
|  | 83 |  |  |  |  | 223 |  | 
|  | 83 |  |  |  |  | 4463 |  | 
| 68 |  |  |  |  |  |  |  | 
| 69 | 83 |  |  | 83 |  | 564 | use constant ZLIB_FLG_LEVEL_FASTEST => 0; | 
|  | 83 |  |  |  |  | 187 |  | 
|  | 83 |  |  |  |  | 4333 |  | 
| 70 | 83 |  |  | 83 |  | 535 | use constant ZLIB_FLG_LEVEL_FAST    => 1; | 
|  | 83 |  |  |  |  | 174 |  | 
|  | 83 |  |  |  |  | 4174 |  | 
| 71 | 83 |  |  | 83 |  | 570 | use constant ZLIB_FLG_LEVEL_DEFAULT => 2; | 
|  | 83 |  |  |  |  | 209 |  | 
|  | 83 |  |  |  |  | 4103 |  | 
| 72 | 83 |  |  | 83 |  | 575 | use constant ZLIB_FLG_LEVEL_SLOWEST => 3; | 
|  | 83 |  |  |  |  | 199 |  | 
|  | 83 |  |  |  |  | 4279 |  | 
| 73 |  |  |  |  |  |  |  | 
| 74 | 83 |  |  | 83 |  | 577 | use constant ZLIB_FDICT_SIZE        => 4; | 
|  | 83 |  |  |  |  | 212 |  | 
|  | 83 |  |  |  |  | 4960 |  | 
| 75 |  |  |  |  |  |  |  | 
| 76 |  |  |  |  |  |  |  | 
| 77 |  |  |  |  |  |  | 1; |