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usr/share/perl5/vendor_perl/IO/Uncompress/Adapter/_[ Not.Writable ]

File://usr/share/perl5/vendor_perl/IO/Uncompress/Adapter/UnXz.pm

package IO::Uncompress::Adapter::UnXz;

use strict;
use warnings;
use bytes;

use IO::Compress::Base::Common 2.101 qw(:Status);

use Compress::Raw::Lzma 2.101 ;

our ($VERSION, @ISA);
$VERSION = '2.101';

#@ISA = qw( Compress::Raw::UnLzma );


sub mkUncompObject
{
    my $memlimit = shift || 128 * 1024 * 1024;
    my $flags    = shift || 0;

    my ($inflate, $status) =
        Compress::Raw::Lzma::StreamDecoder->new(AppendOutput => 1,
                                                ConsumeInput => 1,
                                                LimitOutput => 1,
                                                MemLimit => $memlimit,
                                                Flags => $flags,
                                            );

    return (undef, "Could not create StreamDecoder object: $status", $status)
        if $status != LZMA_OK ;

    return bless {'Inf'           => $inflate,
                  'CompSize'      => 0,
                  'UnCompSize'    => 0,
                  'Error'         => '',
                  'ConsumesInput' => 1,
                 }  ;

}

sub uncompr
{
    my $self = shift ;
    my $from = shift ;
    my $to   = shift ;
    my $eof  = shift ;

    my $inf   = $self->{Inf};

    my $status = $inf->code($from, $to);
    $self->{ErrorNo} = $status;

    if ($status != LZMA_OK && $status != LZMA_STREAM_END )
    {
        $self->{Error} = "Uncompression Error: $status";
        return STATUS_ERROR;
    }


    return STATUS_OK        if $status == LZMA_OK ;
    return STATUS_ENDSTREAM if $status == LZMA_STREAM_END ;
    return STATUS_ERROR ;
}


sub reset
{
    my $self = shift ;

    my ($inf, $status) =
    Compress::Raw::Lzma::StreamDecoder->new(AppendOutput => 1,
                                            ConsumeInput => 1,
                                            LimitOutput => 1);
    $self->{ErrorNo} = ($status == LZMA_OK) ? 0 : $status ;

    if ($status != LZMA_OK)
    {
        $self->{Error} = "Cannot create UnXz object: $status";
        return STATUS_ERROR;
    }

    $self->{Inf} = $inf;

    return STATUS_OK ;
}

#sub count
#{
#    my $self = shift ;
#    $self->{Inf}->inflateCount();
#}

sub compressedBytes
{
    my $self = shift ;
    $self->{Inf}->compressedBytes();
}

sub uncompressedBytes
{
    my $self = shift ;
    $self->{Inf}->uncompressedBytes();
}

sub crc32
{
    my $self = shift ;
    #$self->{Inf}->crc32();
}

sub adler32
{
    my $self = shift ;
    #$self->{Inf}->adler32();
}

sub sync
{
    my $self = shift ;
    #( $self->{Inf}->inflateSync(@_) == LZMA_OK)
    #        ? STATUS_OK
    #        : STATUS_ERROR ;
}


1;

__END__

Your Access Expired	Date. in : 19-09-2025
Regist : 09-12-2024	Expired : 01-12-2027