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-rw-r--r--Master/tlpkg/tlperl/lib/IO/Uncompress/RawInflate.pm127
1 files changed, 71 insertions, 56 deletions
diff --git a/Master/tlpkg/tlperl/lib/IO/Uncompress/RawInflate.pm b/Master/tlpkg/tlperl/lib/IO/Uncompress/RawInflate.pm
index 0372ec72e35..9a57eb343c6 100644
--- a/Master/tlpkg/tlperl/lib/IO/Uncompress/RawInflate.pm
+++ b/Master/tlpkg/tlperl/lib/IO/Uncompress/RawInflate.pm
@@ -3,18 +3,18 @@ package IO::Uncompress::RawInflate ;
use strict ;
use warnings;
-use bytes;
+#use bytes;
-use Compress::Raw::Zlib 2.048 ;
-use IO::Compress::Base::Common 2.048 qw(:Status createSelfTiedObject);
+use Compress::Raw::Zlib 2.060 ;
+use IO::Compress::Base::Common 2.060 qw(:Status );
-use IO::Uncompress::Base 2.048 ;
-use IO::Uncompress::Adapter::Inflate 2.048 ;
+use IO::Uncompress::Base 2.060 ;
+use IO::Uncompress::Adapter::Inflate 2.060 ;
require Exporter ;
our ($VERSION, @ISA, @EXPORT_OK, %EXPORT_TAGS, %DEFLATE_CONSTANTS, $RawInflateError);
-$VERSION = '2.048';
+$VERSION = '2.060';
$RawInflateError = '';
@ISA = qw( Exporter IO::Uncompress::Base );
@@ -45,13 +45,13 @@ Exporter::export_ok_tags('all');
sub new
{
my $class = shift ;
- my $obj = createSelfTiedObject($class, \$RawInflateError);
+ my $obj = IO::Compress::Base::Common::createSelfTiedObject($class, \$RawInflateError);
$obj->_create(undef, 0, @_);
}
sub rawinflate
{
- my $obj = createSelfTiedObject(undef, \$RawInflateError);
+ my $obj = IO::Compress::Base::Common::createSelfTiedObject(undef, \$RawInflateError);
return $obj->_inf(@_);
}
@@ -74,9 +74,9 @@ sub mkUncomp
my $got = shift ;
my ($obj, $errstr, $errno) = IO::Uncompress::Adapter::Inflate::mkUncompObject(
- $got->value('CRC32'),
- $got->value('ADLER32'),
- $got->value('Scan'),
+ $got->getValue('crc32'),
+ $got->getValue('adler32'),
+ $got->getValue('scan'),
);
return $self->saveErrorString(undef, $errstr, $errno)
@@ -332,8 +332,8 @@ sub createDeflate
my ($def, $status) = *$self->{Uncomp}->createDeflateStream(
-AppendOutput => 1,
-WindowBits => - MAX_WBITS,
- -CRC32 => *$self->{Params}->value('CRC32'),
- -ADLER32 => *$self->{Params}->value('ADLER32'),
+ -CRC32 => *$self->{Params}->getValue('crc32'),
+ -ADLER32 => *$self->{Params}->getValue('adler32'),
);
return wantarray ? ($status, $def) : $def ;
@@ -410,19 +410,20 @@ section.
use IO::Uncompress::RawInflate qw(rawinflate $RawInflateError) ;
- rawinflate $input => $output [,OPTS]
+ rawinflate $input_filename_or_reference => $output_filename_or_reference [,OPTS]
or die "rawinflate failed: $RawInflateError\n";
The functional interface needs Perl5.005 or better.
=head2 rawinflate $input => $output [, OPTS]
-C<rawinflate> expects at least two parameters, C<$input> and C<$output>.
+C<rawinflate> expects at least two parameters,
+C<$input_filename_or_reference> and C<$output_filename_or_reference>.
-=head3 The C<$input> parameter
+=head3 The C<$input_filename_or_reference> parameter
-The parameter, C<$input>, is used to define the source of
-the compressed data.
+The parameter, C<$input_filename_or_reference>, is used to define the
+source of the compressed data.
It can take one of the following forms:
@@ -430,25 +431,25 @@ It can take one of the following forms:
=item A filename
-If the C<$input> parameter is a simple scalar, it is assumed to be a
-filename. This file will be opened for reading and the input data
-will be read from it.
+If the <$input_filename_or_reference> parameter is a simple scalar, it is
+assumed to be a filename. This file will be opened for reading and the
+input data will be read from it.
=item A filehandle
-If the C<$input> parameter is a filehandle, the input data will be
-read from it.
-The string '-' can be used as an alias for standard input.
+If the C<$input_filename_or_reference> parameter is a filehandle, the input
+data will be read from it. The string '-' can be used as an alias for
+standard input.
=item A scalar reference
-If C<$input> is a scalar reference, the input data will be read
-from C<$$input>.
+If C<$input_filename_or_reference> is a scalar reference, the input data
+will be read from C<$$input_filename_or_reference>.
=item An array reference
-If C<$input> is an array reference, each element in the array must be a
-filename.
+If C<$input_filename_or_reference> is an array reference, each element in
+the array must be a filename.
The input data will be read from each file in turn.
@@ -457,64 +458,71 @@ contains valid filenames before any data is uncompressed.
=item An Input FileGlob string
-If C<$input> is a string that is delimited by the characters "<" and ">"
-C<rawinflate> will assume that it is an I<input fileglob string>. The
-input is the list of files that match the fileglob.
+If C<$input_filename_or_reference> is a string that is delimited by the
+characters "<" and ">" C<rawinflate> will assume that it is an
+I<input fileglob string>. The input is the list of files that match the
+fileglob.
See L<File::GlobMapper|File::GlobMapper> for more details.
=back
-If the C<$input> parameter is any other type, C<undef> will be returned.
+If the C<$input_filename_or_reference> parameter is any other type,
+C<undef> will be returned.
-=head3 The C<$output> parameter
+=head3 The C<$output_filename_or_reference> parameter
-The parameter C<$output> is used to control the destination of the
-uncompressed data. This parameter can take one of these forms.
+The parameter C<$output_filename_or_reference> is used to control the
+destination of the uncompressed data. This parameter can take one of
+these forms.
=over 5
=item A filename
-If the C<$output> parameter is a simple scalar, it is assumed to be a
-filename. This file will be opened for writing and the uncompressed
-data will be written to it.
+If the C<$output_filename_or_reference> parameter is a simple scalar, it is
+assumed to be a filename. This file will be opened for writing and the
+uncompressed data will be written to it.
=item A filehandle
-If the C<$output> parameter is a filehandle, the uncompressed data
-will be written to it.
-The string '-' can be used as an alias for standard output.
+If the C<$output_filename_or_reference> parameter is a filehandle, the
+uncompressed data will be written to it. The string '-' can be used as
+an alias for standard output.
=item A scalar reference
-If C<$output> is a scalar reference, the uncompressed data will be
-stored in C<$$output>.
+If C<$output_filename_or_reference> is a scalar reference, the
+uncompressed data will be stored in C<$$output_filename_or_reference>.
=item An Array Reference
-If C<$output> is an array reference, the uncompressed data will be
-pushed onto the array.
+If C<$output_filename_or_reference> is an array reference,
+the uncompressed data will be pushed onto the array.
=item An Output FileGlob
-If C<$output> is a string that is delimited by the characters "<" and ">"
-C<rawinflate> will assume that it is an I<output fileglob string>. The
-output is the list of files that match the fileglob.
+If C<$output_filename_or_reference> is a string that is delimited by the
+characters "<" and ">" C<rawinflate> will assume that it is an
+I<output fileglob string>. The output is the list of files that match the
+fileglob.
-When C<$output> is an fileglob string, C<$input> must also be a fileglob
-string. Anything else is an error.
+When C<$output_filename_or_reference> is an fileglob string,
+C<$input_filename_or_reference> must also be a fileglob string. Anything
+else is an error.
See L<File::GlobMapper|File::GlobMapper> for more details.
=back
-If the C<$output> parameter is any other type, C<undef> will be returned.
+If the C<$output_filename_or_reference> parameter is any other type,
+C<undef> will be returned.
=head2 Notes
-When C<$input> maps to multiple compressed files/buffers and C<$output> is
-a single file/buffer, after uncompression C<$output> will contain a
+When C<$input_filename_or_reference> maps to multiple compressed
+files/buffers and C<$output_filename_or_reference> is
+a single file/buffer, after uncompression C<$output_filename_or_reference> will contain a
concatenation of all the uncompressed data from each of the input
files/buffers.
@@ -709,7 +717,7 @@ The string '-' can be used as an alias for standard input.
=item A scalar reference
If C<$input> is a scalar reference, the compressed data will be read from
-C<$$output>.
+C<$$input>.
=back
@@ -922,6 +930,13 @@ Provides a sub-set of the C<seek> functionality, with the restriction
that it is only legal to seek forward in the input file/buffer.
It is a fatal error to attempt to seek backward.
+Note that the implementation of C<seek> in this module does not provide
+true random access to a compressed file/buffer. It works by uncompressing
+data from the current offset in the file/buffer until it reaches the
+ucompressed offset specified in the parameters to C<seek>. For very small
+files this may be acceptable behaviour. For large files it may cause an
+unacceptable delay.
+
The C<$whence> parameter takes one the usual values, namely SEEK_SET,
SEEK_CUR or SEEK_END.
@@ -1068,7 +1083,7 @@ Same as doing this
=head2 Working with Net::FTP
-See L<IO::Uncompress::RawInflate::FAQ|IO::Uncompress::RawInflate::FAQ/"Compressed files and Net::FTP">
+See L<IO::Compress::FAQ|IO::Compress::FAQ/"Compressed files and Net::FTP">
=head1 SEE ALSO
@@ -1103,7 +1118,7 @@ See the Changes file.
=head1 COPYRIGHT AND LICENSE
-Copyright (c) 2005-2012 Paul Marquess. All rights reserved.
+Copyright (c) 2005-2013 Paul Marquess. All rights reserved.
This program is free software; you can redistribute it and/or
modify it under the same terms as Perl itself.