+++ /dev/null
-package mkcommon;
-
-use 5.012002;
-use strict;
-use warnings;
-
-require Exporter;
-
-our @ISA = qw(Exporter);
-
-# Items to export into callers namespace by default. Note: do not export
-# names by default without a very good reason. Use EXPORT_OK instead.
-# Do not simply export all your public functions/methods/constants.
-
-# This allows declaration use mkcommon ':all';
-# If you do not need this, moving things directly into @EXPORT or @EXPORT_OK
-# will save memory.
-our %EXPORT_TAGS = ( 'all' => [ qw(
-
-) ] );
-
-our @EXPORT_OK = ( @{ $EXPORT_TAGS{'all'} } );
-
-our @EXPORT = qw(
-
-);
-
-our $VERSION = '0.01';
-
-my $BLOCK_SIZE=256;
-
-# Preloaded methods go here.
-
-sub new {
-
- my $this=shift;
-
- my $class = ref($this) || $this;
- my $self = {};
- bless $self, $class;
-
- $$self{'char_array'}=[];
- $$self{'char_class'}=[];
- $$self{'char_start'}=[0];
-
- $$self{'last_block'}=-1;
- $$self{'last'}="";
- $$self{'last_f'}=0;
- $$self{'last_l'}=0;
-
- return $self;
-}
-
-sub _doemit_block {
- my $this=shift;
-
- my $f=shift;
- my $l=shift;
-
- push @{$$this{'char_array'}}, [$f, $l];
- push @{$$this{'char_class'}}, $$this{'last'};
-}
-
-sub _doemit_endblock {
-
- my $this=shift;
-
- push @{$$this{'char_start'}}, $#{$$this{'char_array'}}+1;
-}
-
-# _doemit invokes _doemit_block() for each unicode char range with a given
-# linebreaking class. However, once a unicode char range starts in a different
-# $BLOCK_SIZE character class, call _doemit_endblock() before calling _doemit_block().
-#
-# If a single unicode char range crosses a $BLOCK_SIZE character class boundary,
-# split it at the boundary; call _doemit_endblock() to finish the current $BLOCK_SIZE
-# char boundary, call _doemit_endblock(), then call _doemit_block() for the
-# rest of the char range.
-
-
-sub _doemit {
-
- my $this=shift;
-
- $this->_doemit_endblock()
- if int($$this{'last_f'} / $BLOCK_SIZE)
- != $$this{'last_block'} && $$this{'last_block'} != -1;
-
- if (int($$this{'last_f'} / $BLOCK_SIZE) != int($$this{'last_l'} / $BLOCK_SIZE))
- {
- while (int($$this{'last_f'} / $BLOCK_SIZE) != int($$this{'last_l'} / $BLOCK_SIZE))
- {
- my $n=int($$this{'last_f'} / $BLOCK_SIZE) * $BLOCK_SIZE + ($BLOCK_SIZE-1);
-
- $this->_doemit_block($$this{'last_f'}, $n);
- $this->_doemit_endblock();
- $$this{'last_f'}=$n+1;
- }
- }
- $this->_doemit_block($$this{'last_f'}, $$this{'last_l'});
-
- $$this{'last_block'}=int($$this{'last_l'} / $BLOCK_SIZE);
-}
-
-#
-# Coalesce adjacent unicode char blocks that have the same linebreaking
-# property. Invoke _doemit() for the accumulate unicode char range once
-# a range with a different linebreaking class is seen.
-
-sub range {
-
- my $this=shift;
-
- my $f=shift;
- my $l=shift;
- my $t=shift;
-
- if ($$this{'last_l'} + 1 == $f && $$this{'last'} eq $t)
- {
- $$this{'last_l'}=$l;
- return;
- }
-
- $this->_doemit() if $$this{'last'}; # New linebreaking class
-
- $$this{'last_f'}=$f;
- $$this{'last_l'}=$l;
- $$this{'last'}=$t;
-}
-
-sub output {
- my $this=shift;
-
- $this->_doemit(); # Emit last linebreaking unicode char range class
-
- $this->_doemit_endblock(); # End of the most recent $BLOCK_SIZE char range class
-
- print "static const uint8_t unicode_rangetab[][2]={\n";
-
- my $comma="\t";
-
- my $modulo=sprintf("0x%X", $BLOCK_SIZE-1);
-
- foreach ( @{$$this{'char_array'}} )
- {
- print "${comma}{0x" . sprintf("%04x", $$_[0]) . " & $modulo, 0x"
- . sprintf("%04x", $$_[1]) . " & $modulo}";
- $comma=",\n\t";
- }
-
- print "};\n\n";
-
- print "static const uint8_t unicode_classtab[]={\n";
-
- $comma="\t";
- foreach ( @{$$this{'char_class'}} )
- {
- print "${comma}$_";
- $comma=",\n\t";
- }
-
- print "};\n\n";
-
- print "static const size_t unicode_indextab[]={\n";
-
- $comma="\t";
-
- my $prev_block=-1;
- foreach (@{$$this{'char_start'}})
- {
- my $sp=$_;
- my $cnt=1;
-
- if ($sp <= $#{$$this{'char_array'}})
- {
- my $block=int($$this{'char_array'}->[$sp]->[0] / $BLOCK_SIZE);
-
- $cnt = $block - $prev_block;
- $prev_block=$block;
- }
-
- foreach (1..$cnt)
- {
- print "$comma$sp";
- $comma=",\n\t";
- }
- }
-
- print "};\n\n";
-}
-
-1;
HCoop / hcoop / debian / courier-authlib.git / blobdiff