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pod |
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code |
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package IO::Uncompress::Adapter::UnZstd; |
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265867
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use strict; |
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60
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12
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346
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62
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use warnings; |
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12
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337
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5
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12
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12
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91
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use bytes; |
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12
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76
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12
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12
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410
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use IO::Compress::Base::Common 2.204 qw(:Status); |
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216
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12
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1362
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1834
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use Compress::Stream::Zstd ; |
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3124
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12
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924
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5221
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use Compress::Stream::Zstd::Decompressor qw(ZSTD_DSTREAM_IN_SIZE); |
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2684
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12
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4119
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10
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our ($VERSION, @ISA); |
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$VERSION = '2.204'; |
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13
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14
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sub mkUncompObject |
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{ |
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920
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920
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0
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52168
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my $decompressor = Compress::Stream::Zstd::Decompressor->new; |
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920
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6023
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return bless { |
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'Inf' => $decompressor, |
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'CompBytes' => 0, |
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'UnCompBytes' => 0, |
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'Error' => '', |
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'ErrorNo' => 0, |
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'ConsumesInput' => 0, |
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} ; |
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} |
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sub uncompr |
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{ |
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2618
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2618
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0
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382196
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my $self = shift ; |
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2618
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3686
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my $from = shift ; |
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2618
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3742
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my $to = shift ; |
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# my $eof = shift ; |
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37
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2618
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4165
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my $inf = $self->{Inf}; |
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39
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2618
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4115
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eval { $$to .= $inf->decompress($$from); } ; |
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2618
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15069
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40
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2618
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100
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66
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14340
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if ($@ || $inf->isError()) |
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{ |
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22
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93
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$self->{Error} = $inf->getErrorName(); |
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22
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68
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$self->{ErrorNo} = $inf->status() ; |
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22
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56
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return STATUS_ERROR ; |
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} |
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2596
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4762
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$self->{Error} = "" ; |
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2596
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3604
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$self->{ErrorNo} = 0; |
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51
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2596
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100
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6573
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return STATUS_ENDSTREAM if $inf->isEndFrame() ; |
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53
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2236
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4313
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return STATUS_OK ; |
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} |
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56
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sub reset |
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{ |
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1
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1
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0
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352
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return STATUS_OK ; |
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} |
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61
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#sub count |
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#{ |
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# my $self = shift ; |
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# $self->{UnCompBytes}; |
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#} |
66
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67
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sub compressedBytes |
68
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{ |
69
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0
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0
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0
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my $self = shift ; |
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0
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$self->{CompBytes}; |
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} |
72
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73
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sub uncompressedBytes |
74
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{ |
75
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0
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0
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0
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my $self = shift ; |
76
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0
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$self->{UnCompBytes}; |
77
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} |
78
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79
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sub crc32 |
80
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{ |
81
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0
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0
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0
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my $self = shift ; |
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#$self->{Inf}->crc32(); |
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} |
84
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85
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sub adler32 |
86
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{ |
87
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0
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0
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0
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my $self = shift ; |
88
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#$self->{Inf}->adler32(); |
89
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} |
90
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91
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sub sync |
92
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{ |
93
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0
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0
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0
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my $self = shift ; |
94
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} |
95
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96
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1; |
97
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98
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__END__ |