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<span class="siteTitle">NYTProf Performance Profile</span>
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<span class="siteSubtitle">Run on Tue May 4 15:25:55 2010<br />Reported on Tue May 4 15:26:23 2010</span>
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<table>
<tr>
<td class="h" align="right">File</td>
<td align="left">/usr/local/lib/perl5/site_perl/5.10.1/URI/_punycode.pm</td>
</tr>
<tr>
<td class="h" align="right">Statements Executed</td>
<td align="left">35</td>
</tr>
<tr>
<td class="h" align="right">Statement Execution Time</td>
<td align="left">918µs</td>
</tr>
</table>
<table id="subs_table" border="1" cellpadding="0" class="tablesorter">
<caption>Subroutines — ordered by exclusive time</caption>
<thead>
<tr>
<th>Calls</th>
<th><span title="Number of Places sub is called from">P</span></th>
<th><span title="Number of Files sub is called from">F</span></th>
<th>Exclusive<br />Time</th>
<th>Inclusive<br />Time</th>
<th>Subroutine</th>
</tr>
</thead>
<tbody>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.0%">13µs</span></td><td class="c3"><span title="0.0%">16µs</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::BEGIN@3</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#3">BEGIN@3</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.0%">9µs</span></td><td class="c3"><span title="0.0%">13µs</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::BEGIN@10</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#10">BEGIN@10</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.0%">9µs</span></td><td class="c0"><span title="0.0%">63µs</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::BEGIN@14</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#14">BEGIN@14</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c2"><span title="0.0%">7µs</span></td><td class="c1"><span title="0.0%">36µs</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::BEGIN@16</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#16">BEGIN@16</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">6µs</span></td><td class="c3"><span title="0.0%">32µs</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::BEGIN@15</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#15">BEGIN@15</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">6µs</span></td><td class="c3"><span title="0.0%">29µs</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::BEGIN@17</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#17">BEGIN@17</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">6µs</span></td><td class="c2"><span title="0.0%">35µs</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::BEGIN@20</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#20">BEGIN@20</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">6µs</span></td><td class="c3"><span title="0.0%">29µs</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::BEGIN@18</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#18">BEGIN@18</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c1">2</td><td class="c3"><span title="0.0%">6µs</span></td><td class="c3"><span title="0.0%">6µs</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::CORE:qr</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#URI___punycode__CORE_qr">CORE:qr</a> (opcode)</span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">6µs</span></td><td class="c3"><span title="0.0%">28µs</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::BEGIN@19</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#19">BEGIN@19</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::_croak</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#25">_croak</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::adapt</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#42">adapt</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::code_point</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#35">code_point</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::decode_punycode</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#54">decode_punycode</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::digit_value</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#27">digit_value</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::encode_punycode</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#92">encode_punycode</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">URI::_punycode::::min</span>URI::_punycode::<a href="URI-_punycode-pm-line.html#140">min</a></span></td></tr>
</tbody>
</table>
Call graph for these subroutines as a <a href="http://en.wikipedia.org/wiki/Graphviz">Graphviz</a> <a href="usr-local-lib-perl5-site_perl-5-10-1-URI-_punycode-pm.dot">dot language file</a>.
<table border="1" cellpadding="0">
<thead>
<tr><th>Line</th>
<th><span title="Number of statements executed">State<br />ments</span></th>
<th><span title="Time spend executing statements on the line,
excluding time spent executing statements in any called subroutines">Time<br />on line</span></th>
<th><span title="Number of subroutines calls">Calls</span></th>
<th><span title="Time spent in subroutines called">Time<br />in subs</span></th>
<th class="left_indent_header">Code</th>
</tr>
</thead>
<tbody>
<tr><td class="h"><a name="1"></a>1</td><td></td><td></td><td></td><td></td><td class="s">package URI::_punycode;</td></tr>
<tr><td class="h"><a name="2"></a>2</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="3"></a>3</td><td class="c3">3</td><td class="c0"><span title="Avg 18µs">54µs</span></td><td class="c3">2</td><td class="c3">19µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 16µs (13+3) within URI::_punycode::BEGIN@3 which was called
# once (13µs+3µs) by URI::_idna::BEGIN@7 at <a href="URI-_punycode-pm-line.html#3">line 3</a></div></div>use strict;<div class="calls"><div class="calls_out"># spent 16µs making 1 call to <a href="URI-_punycode-pm-line.html#3">URI::_punycode::BEGIN@3</a>
# spent 3µs making 1 call to <a href="strict-pm-line.html#34">strict::import</a></div></div></td></tr>
<tr><td class="h"><a name="4"></a>4</td><td class="c3">1</td><td class="c3"><span title="Avg 400ns">400ns</span></td><td></td><td></td><td class="s">our $VERSION = 0.02;</td></tr>
<tr><td class="h"><a name="5"></a>5</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="6"></a>6</td><td class="c3">1</td><td class="c3"><span title="Avg 900ns">900ns</span></td><td></td><td></td><td class="s">require Exporter;</td></tr>
<tr><td class="h"><a name="7"></a>7</td><td class="c3">1</td><td class="c3"><span title="Avg 8µs">8µs</span></td><td></td><td></td><td class="s">our @ISA = qw(Exporter);</td></tr>
<tr><td class="h"><a name="8"></a>8</td><td class="c3">1</td><td class="c3"><span title="Avg 600ns">600ns</span></td><td></td><td></td><td class="s">our @EXPORT = qw(encode_punycode decode_punycode);</td></tr>
<tr><td class="h"><a name="9"></a>9</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="10"></a>10</td><td class="c3">3</td><td class="c1"><span title="Avg 11µs">34µs</span></td><td class="c3">2</td><td class="c3">16µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 13µs (9+4) within URI::_punycode::BEGIN@10 which was called
# once (9µs+4µs) by URI::_idna::BEGIN@7 at <a href="URI-_punycode-pm-line.html#10">line 10</a></div></div>use integer;<div class="calls"><div class="calls_out"># spent 13µs making 1 call to <a href="URI-_punycode-pm-line.html#10">URI::_punycode::BEGIN@10</a>
# spent 4µs making 1 call to <a href="integer-pm-line.html#85">integer::import</a></div></div></td></tr>
<tr><td class="h"><a name="11"></a>11</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="12"></a>12</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">our $DEBUG = 0;</td></tr>
<tr><td class="h"><a name="13"></a>13</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="14"></a>14</td><td class="c3">3</td><td class="c2"><span title="Avg 9µs">28µs</span></td><td class="c3">2</td><td class="c0">118µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 63µs (9+54) within URI::_punycode::BEGIN@14 which was called
# once (9µs+54µs) by URI::_idna::BEGIN@7 at <a href="URI-_punycode-pm-line.html#14">line 14</a></div></div>use constant BASE => 36;<div class="calls"><div class="calls_out"># spent 63µs making 1 call to <a href="URI-_punycode-pm-line.html#14">URI::_punycode::BEGIN@14</a>
# spent 54µs making 1 call to <a href="constant-pm-line.html#28">constant::import</a></div></div></td></tr>
<tr><td class="h"><a name="15"></a>15</td><td class="c3">3</td><td class="c3"><span title="Avg 8µs">24µs</span></td><td class="c3">2</td><td class="c3">57µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 32µs (6+25) within URI::_punycode::BEGIN@15 which was called
# once (6µs+25µs) by URI::_idna::BEGIN@7 at <a href="URI-_punycode-pm-line.html#15">line 15</a></div></div>use constant TMIN => 1;<div class="calls"><div class="calls_out"># spent 32µs making 1 call to <a href="URI-_punycode-pm-line.html#15">URI::_punycode::BEGIN@15</a>
# spent 25µs making 1 call to <a href="constant-pm-line.html#28">constant::import</a></div></div></td></tr>
<tr><td class="h"><a name="16"></a>16</td><td class="c3">3</td><td class="c3"><span title="Avg 7µs">21µs</span></td><td class="c3">2</td><td class="c1">65µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 36µs (7+29) within URI::_punycode::BEGIN@16 which was called
# once (7µs+29µs) by URI::_idna::BEGIN@7 at <a href="URI-_punycode-pm-line.html#16">line 16</a></div></div>use constant TMAX => 26;<div class="calls"><div class="calls_out"># spent 36µs making 1 call to <a href="URI-_punycode-pm-line.html#16">URI::_punycode::BEGIN@16</a>
# spent 29µs making 1 call to <a href="constant-pm-line.html#28">constant::import</a></div></div></td></tr>
<tr><td class="h"><a name="17"></a>17</td><td class="c3">3</td><td class="c3"><span title="Avg 7µs">21µs</span></td><td class="c3">2</td><td class="c3">52µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 29µs (6+23) within URI::_punycode::BEGIN@17 which was called
# once (6µs+23µs) by URI::_idna::BEGIN@7 at <a href="URI-_punycode-pm-line.html#17">line 17</a></div></div>use constant SKEW => 38;<div class="calls"><div class="calls_out"># spent 29µs making 1 call to <a href="URI-_punycode-pm-line.html#17">URI::_punycode::BEGIN@17</a>
# spent 23µs making 1 call to <a href="constant-pm-line.html#28">constant::import</a></div></div></td></tr>
<tr><td class="h"><a name="18"></a>18</td><td class="c3">3</td><td class="c3"><span title="Avg 7µs">21µs</span></td><td class="c3">2</td><td class="c3">53µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 29µs (6+24) within URI::_punycode::BEGIN@18 which was called
# once (6µs+24µs) by URI::_idna::BEGIN@7 at <a href="URI-_punycode-pm-line.html#18">line 18</a></div></div>use constant DAMP => 700;<div class="calls"><div class="calls_out"># spent 29µs making 1 call to <a href="URI-_punycode-pm-line.html#18">URI::_punycode::BEGIN@18</a>
# spent 24µs making 1 call to <a href="constant-pm-line.html#28">constant::import</a></div></div></td></tr>
<tr><td class="h"><a name="19"></a>19</td><td class="c3">3</td><td class="c3"><span title="Avg 7µs">21µs</span></td><td class="c3">2</td><td class="c3">51µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 28µs (6+23) within URI::_punycode::BEGIN@19 which was called
# once (6µs+23µs) by URI::_idna::BEGIN@7 at <a href="URI-_punycode-pm-line.html#19">line 19</a></div></div>use constant INITIAL_BIAS => 72;<div class="calls"><div class="calls_out"># spent 28µs making 1 call to <a href="URI-_punycode-pm-line.html#19">URI::_punycode::BEGIN@19</a>
# spent 23µs making 1 call to <a href="constant-pm-line.html#28">constant::import</a></div></div></td></tr>
<tr><td class="h"><a name="20"></a>20</td><td class="c3">3</td><td class="c0"><span title="Avg 220µs">661µs</span></td><td class="c3">2</td><td class="c2">64µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 35µs (6+29) within URI::_punycode::BEGIN@20 which was called
# once (6µs+29µs) by URI::_idna::BEGIN@7 at <a href="URI-_punycode-pm-line.html#20">line 20</a></div></div>use constant INITIAL_N => 128;<div class="calls"><div class="calls_out"># spent 35µs making 1 call to <a href="URI-_punycode-pm-line.html#20">URI::_punycode::BEGIN@20</a>
# spent 29µs making 1 call to <a href="constant-pm-line.html#28">constant::import</a></div></div></td></tr>
<tr><td class="h"><a name="21"></a>21</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="22"></a>22</td><td class="c3">1</td><td class="c3"><span title="Avg 300ns">300ns</span></td><td></td><td></td><td class="s">my $Delimiter = chr 0x2D;</td></tr>
<tr><td class="h"><a name="23"></a>23</td><td class="c3">1</td><td class="c3"><span title="Avg 16µs">16µs</span></td><td class="c3">1</td><td class="c3">6µs</td><td class="s">my $BasicRE = qr/[\x00-\x7f]/;<div class="calls"><div class="calls_out"># spent 6µs making 1 call to <a href="URI-_punycode-pm-line.html#URI___punycode__CORE_qr">URI::_punycode::CORE:qr</a></div></div></td></tr>
<tr><td class="h"><a name="24"></a>24</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="25"></a>25</td><td></td><td></td><td></td><td></td><td class="s">sub _croak { require Carp; Carp::croak(@_); }</td></tr>
<tr><td class="h"><a name="26"></a>26</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="27"></a>27</td><td></td><td></td><td></td><td></td><td class="s">sub digit_value {</td></tr>
<tr><td class="h"><a name="28"></a>28</td><td></td><td></td><td></td><td></td><td class="s"> my $code = shift;</td></tr>
<tr><td class="h"><a name="29"></a>29</td><td></td><td></td><td></td><td></td><td class="s"> return ord($code) - ord("A") if $code =~ /[A-Z]/;</td></tr>
<tr><td class="h"><a name="30"></a>30</td><td></td><td></td><td></td><td></td><td class="s"> return ord($code) - ord("a") if $code =~ /[a-z]/;</td></tr>
<tr><td class="h"><a name="31"></a>31</td><td></td><td></td><td></td><td></td><td class="s"> return ord($code) - ord("0") + 26 if $code =~ /[0-9]/;</td></tr>
<tr><td class="h"><a name="32"></a>32</td><td></td><td></td><td></td><td></td><td class="s"> return;</td></tr>
<tr><td class="h"><a name="33"></a>33</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="34"></a>34</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="35"></a>35</td><td></td><td></td><td></td><td></td><td class="s">sub code_point {</td></tr>
<tr><td class="h"><a name="36"></a>36</td><td></td><td></td><td></td><td></td><td class="s"> my $digit = shift;</td></tr>
<tr><td class="h"><a name="37"></a>37</td><td></td><td></td><td></td><td></td><td class="s"> return $digit + ord('a') if 0 <= $digit && $digit <= 25;</td></tr>
<tr><td class="h"><a name="38"></a>38</td><td></td><td></td><td></td><td></td><td class="s"> return $digit + ord('0') - 26 if 26 <= $digit && $digit <= 36;</td></tr>
<tr><td class="h"><a name="39"></a>39</td><td></td><td></td><td></td><td></td><td class="s"> die 'NOT COME HERE';</td></tr>
<tr><td class="h"><a name="40"></a>40</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="41"></a>41</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="42"></a>42</td><td></td><td></td><td></td><td></td><td class="s">sub adapt {</td></tr>
<tr><td class="h"><a name="43"></a>43</td><td></td><td></td><td></td><td></td><td class="s"> my($delta, $numpoints, $firsttime) = @_;</td></tr>
<tr><td class="h"><a name="44"></a>44</td><td></td><td></td><td></td><td></td><td class="s"> $delta = $firsttime ? $delta / DAMP : $delta / 2;</td></tr>
<tr><td class="h"><a name="45"></a>45</td><td></td><td></td><td></td><td></td><td class="s"> $delta += $delta / $numpoints;</td></tr>
<tr><td class="h"><a name="46"></a>46</td><td></td><td></td><td></td><td></td><td class="s"> my $k = 0;</td></tr>
<tr><td class="h"><a name="47"></a>47</td><td></td><td></td><td></td><td></td><td class="s"> while ($delta > ((BASE - TMIN) * TMAX) / 2) {</td></tr>
<tr><td class="h"><a name="48"></a>48</td><td></td><td></td><td></td><td></td><td class="s"> $delta /= BASE - TMIN;</td></tr>
<tr><td class="h"><a name="49"></a>49</td><td></td><td></td><td></td><td></td><td class="s"> $k += BASE;</td></tr>
<tr><td class="h"><a name="50"></a>50</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="51"></a>51</td><td></td><td></td><td></td><td></td><td class="s"> return $k + (((BASE - TMIN + 1) * $delta) / ($delta + SKEW));</td></tr>
<tr><td class="h"><a name="52"></a>52</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="53"></a>53</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="54"></a>54</td><td></td><td></td><td></td><td></td><td class="s">sub decode_punycode {</td></tr>
<tr><td class="h"><a name="55"></a>55</td><td></td><td></td><td></td><td></td><td class="s"> my $code = shift;</td></tr>
<tr><td class="h"><a name="56"></a>56</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="57"></a>57</td><td></td><td></td><td></td><td></td><td class="s"> my $n = INITIAL_N;</td></tr>
<tr><td class="h"><a name="58"></a>58</td><td></td><td></td><td></td><td></td><td class="s"> my $i = 0;</td></tr>
<tr><td class="h"><a name="59"></a>59</td><td></td><td></td><td></td><td></td><td class="s"> my $bias = INITIAL_BIAS;</td></tr>
<tr><td class="h"><a name="60"></a>60</td><td></td><td></td><td></td><td></td><td class="s"> my @output;</td></tr>
<tr><td class="h"><a name="61"></a>61</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="62"></a>62</td><td></td><td></td><td></td><td></td><td class="s"> if ($code =~ s/(.*)$Delimiter//o) {</td></tr>
<tr><td class="h"><a name="63"></a>63</td><td></td><td></td><td></td><td></td><td class="s"> push @output, map ord, split //, $1;</td></tr>
<tr><td class="h"><a name="64"></a>64</td><td></td><td></td><td></td><td></td><td class="s"> return _croak('non-basic code point') unless $1 =~ /^$BasicRE*$/o;</td></tr>
<tr><td class="h"><a name="65"></a>65</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="66"></a>66</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="67"></a>67</td><td></td><td></td><td></td><td></td><td class="s"> while ($code) {</td></tr>
<tr><td class="h"><a name="68"></a>68</td><td></td><td></td><td></td><td></td><td class="s"> my $oldi = $i;</td></tr>
<tr><td class="h"><a name="69"></a>69</td><td></td><td></td><td></td><td></td><td class="s"> my $w = 1;</td></tr>
<tr><td class="h"><a name="70"></a>70</td><td></td><td></td><td></td><td></td><td class="s"> LOOP:</td></tr>
<tr><td class="h"><a name="71"></a>71</td><td></td><td></td><td></td><td></td><td class="s"> for (my $k = BASE; 1; $k += BASE) {</td></tr>
<tr><td class="h"><a name="72"></a>72</td><td></td><td></td><td></td><td></td><td class="s"> my $cp = substr($code, 0, 1, '');</td></tr>
<tr><td class="h"><a name="73"></a>73</td><td></td><td></td><td></td><td></td><td class="s"> my $digit = digit_value($cp);</td></tr>
<tr><td class="h"><a name="74"></a>74</td><td></td><td></td><td></td><td></td><td class="s"> defined $digit or return _croak("invalid punycode input");</td></tr>
<tr><td class="h"><a name="75"></a>75</td><td></td><td></td><td></td><td></td><td class="s"> $i += $digit * $w;</td></tr>
<tr><td class="h"><a name="76"></a>76</td><td></td><td></td><td></td><td></td><td class="s"> my $t = ($k <= $bias) ? TMIN</td></tr>
<tr><td class="h"><a name="77"></a>77</td><td></td><td></td><td></td><td></td><td class="s"> : ($k >= $bias + TMAX) ? TMAX : $k - $bias;</td></tr>
<tr><td class="h"><a name="78"></a>78</td><td></td><td></td><td></td><td></td><td class="s"> last LOOP if $digit < $t;</td></tr>
<tr><td class="h"><a name="79"></a>79</td><td></td><td></td><td></td><td></td><td class="s"> $w *= (BASE - $t);</td></tr>
<tr><td class="h"><a name="80"></a>80</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="81"></a>81</td><td></td><td></td><td></td><td></td><td class="s"> $bias = adapt($i - $oldi, @output + 1, $oldi == 0);</td></tr>
<tr><td class="h"><a name="82"></a>82</td><td></td><td></td><td></td><td></td><td class="s"> warn "bias becomes $bias" if $DEBUG;</td></tr>
<tr><td class="h"><a name="83"></a>83</td><td></td><td></td><td></td><td></td><td class="s"> $n += $i / (@output + 1);</td></tr>
<tr><td class="h"><a name="84"></a>84</td><td></td><td></td><td></td><td></td><td class="s"> $i = $i % (@output + 1);</td></tr>
<tr><td class="h"><a name="85"></a>85</td><td></td><td></td><td></td><td></td><td class="s"> splice(@output, $i, 0, $n);</td></tr>
<tr><td class="h"><a name="86"></a>86</td><td></td><td></td><td></td><td></td><td class="s"> warn join " ", map sprintf('%04x', $_), @output if $DEBUG;</td></tr>
<tr><td class="h"><a name="87"></a>87</td><td></td><td></td><td></td><td></td><td class="s"> $i++;</td></tr>
<tr><td class="h"><a name="88"></a>88</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="89"></a>89</td><td></td><td></td><td></td><td></td><td class="s"> return join '', map chr, @output;</td></tr>
<tr><td class="h"><a name="90"></a>90</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="91"></a>91</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="92"></a>92</td><td></td><td></td><td></td><td></td><td class="s">sub encode_punycode {</td></tr>
<tr><td class="h"><a name="93"></a>93</td><td></td><td></td><td></td><td></td><td class="s"> my $input = shift;</td></tr>
<tr><td class="h"><a name="94"></a>94</td><td></td><td></td><td></td><td></td><td class="s"> # my @input = split //, $input; # doesn't work in 5.6.x!</td></tr>
<tr><td class="h"><a name="95"></a>95</td><td></td><td></td><td></td><td></td><td class="s"> my @input = map substr($input, $_, 1), 0..length($input)-1;</td></tr>
<tr><td class="h"><a name="96"></a>96</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="97"></a>97</td><td></td><td></td><td></td><td></td><td class="s"> my $n = INITIAL_N;</td></tr>
<tr><td class="h"><a name="98"></a>98</td><td></td><td></td><td></td><td></td><td class="s"> my $delta = 0;</td></tr>
<tr><td class="h"><a name="99"></a>99</td><td></td><td></td><td></td><td></td><td class="s"> my $bias = INITIAL_BIAS;</td></tr>
<tr><td class="h"><a name="100"></a>100</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="101"></a>101</td><td></td><td></td><td></td><td></td><td class="s"> my @output;</td></tr>
<tr><td class="h"><a name="102"></a>102</td><td></td><td></td><td></td><td></td><td class="s"> my @basic = grep /$BasicRE/, @input;</td></tr>
<tr><td class="h"><a name="103"></a>103</td><td></td><td></td><td></td><td></td><td class="s"> my $h = my $b = @basic;</td></tr>
<tr><td class="h"><a name="104"></a>104</td><td></td><td></td><td></td><td></td><td class="s"> push @output, @basic;</td></tr>
<tr><td class="h"><a name="105"></a>105</td><td></td><td></td><td></td><td></td><td class="s"> push @output, $Delimiter if $b && $h < @input;</td></tr>
<tr><td class="h"><a name="106"></a>106</td><td></td><td></td><td></td><td></td><td class="s"> warn "basic codepoints: (@output)" if $DEBUG;</td></tr>
<tr><td class="h"><a name="107"></a>107</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="108"></a>108</td><td></td><td></td><td></td><td></td><td class="s"> while ($h < @input) {</td></tr>
<tr><td class="h"><a name="109"></a>109</td><td></td><td></td><td></td><td></td><td class="s"> my $m = min(grep { $_ >= $n } map ord, @input);</td></tr>
<tr><td class="h"><a name="110"></a>110</td><td></td><td></td><td></td><td></td><td class="s"> warn sprintf "next code point to insert is %04x", $m if $DEBUG;</td></tr>
<tr><td class="h"><a name="111"></a>111</td><td></td><td></td><td></td><td></td><td class="s"> $delta += ($m - $n) * ($h + 1);</td></tr>
<tr><td class="h"><a name="112"></a>112</td><td></td><td></td><td></td><td></td><td class="s"> $n = $m;</td></tr>
<tr><td class="h"><a name="113"></a>113</td><td></td><td></td><td></td><td></td><td class="s"> for my $i (@input) {</td></tr>
<tr><td class="h"><a name="114"></a>114</td><td></td><td></td><td></td><td></td><td class="s"> my $c = ord($i);</td></tr>
<tr><td class="h"><a name="115"></a>115</td><td></td><td></td><td></td><td></td><td class="s"> $delta++ if $c < $n;</td></tr>
<tr><td class="h"><a name="116"></a>116</td><td></td><td></td><td></td><td></td><td class="s"> if ($c == $n) {</td></tr>
<tr><td class="h"><a name="117"></a>117</td><td></td><td></td><td></td><td></td><td class="s"> my $q = $delta;</td></tr>
<tr><td class="h"><a name="118"></a>118</td><td></td><td></td><td></td><td></td><td class="s"> LOOP:</td></tr>
<tr><td class="h"><a name="119"></a>119</td><td></td><td></td><td></td><td></td><td class="s"> for (my $k = BASE; 1; $k += BASE) {</td></tr>
<tr><td class="h"><a name="120"></a>120</td><td></td><td></td><td></td><td></td><td class="s"> my $t = ($k <= $bias) ? TMIN :</td></tr>
<tr><td class="h"><a name="121"></a>121</td><td></td><td></td><td></td><td></td><td class="s"> ($k >= $bias + TMAX) ? TMAX : $k - $bias;</td></tr>
<tr><td class="h"><a name="122"></a>122</td><td></td><td></td><td></td><td></td><td class="s"> last LOOP if $q < $t;</td></tr>
<tr><td class="h"><a name="123"></a>123</td><td></td><td></td><td></td><td></td><td class="s"> my $cp = code_point($t + (($q - $t) % (BASE - $t)));</td></tr>
<tr><td class="h"><a name="124"></a>124</td><td></td><td></td><td></td><td></td><td class="s"> push @output, chr($cp);</td></tr>
<tr><td class="h"><a name="125"></a>125</td><td></td><td></td><td></td><td></td><td class="s"> $q = ($q - $t) / (BASE - $t);</td></tr>
<tr><td class="h"><a name="126"></a>126</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="127"></a>127</td><td></td><td></td><td></td><td></td><td class="s"> push @output, chr(code_point($q));</td></tr>
<tr><td class="h"><a name="128"></a>128</td><td></td><td></td><td></td><td></td><td class="s"> $bias = adapt($delta, $h + 1, $h == $b);</td></tr>
<tr><td class="h"><a name="129"></a>129</td><td></td><td></td><td></td><td></td><td class="s"> warn "bias becomes $bias" if $DEBUG;</td></tr>
<tr><td class="h"><a name="130"></a>130</td><td></td><td></td><td></td><td></td><td class="s"> $delta = 0;</td></tr>
<tr><td class="h"><a name="131"></a>131</td><td></td><td></td><td></td><td></td><td class="s"> $h++;</td></tr>
<tr><td class="h"><a name="132"></a>132</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="133"></a>133</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="134"></a>134</td><td></td><td></td><td></td><td></td><td class="s"> $delta++;</td></tr>
<tr><td class="h"><a name="135"></a>135</td><td></td><td></td><td></td><td></td><td class="s"> $n++;</td></tr>
<tr><td class="h"><a name="136"></a>136</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="137"></a>137</td><td></td><td></td><td></td><td></td><td class="s"> return join '', @output;</td></tr>
<tr><td class="h"><a name="138"></a>138</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="139"></a>139</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="140"></a>140</td><td></td><td></td><td></td><td></td><td class="s">sub min {</td></tr>
<tr><td class="h"><a name="141"></a>141</td><td></td><td></td><td></td><td></td><td class="s"> my $min = shift;</td></tr>
<tr><td class="h"><a name="142"></a>142</td><td></td><td></td><td></td><td></td><td class="s"> for (@_) { $min = $_ if $_ <= $min }</td></tr>
<tr><td class="h"><a name="143"></a>143</td><td></td><td></td><td></td><td></td><td class="s"> return $min;</td></tr>
<tr><td class="h"><a name="144"></a>144</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="145"></a>145</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="146"></a>146</td><td class="c3">1</td><td class="c3"><span title="Avg 8µs">8µs</span></td><td></td><td></td><td class="s">1;</td></tr>
<tr><td class="h"><a name="147"></a>147</td><td></td><td></td><td></td><td></td><td class="s">__END__</td></tr>
<tr><td class="h"><a name="148"></a>148</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="149"></a>149</td><td></td><td></td><td></td><td></td><td class="s">=head1 NAME</td></tr>
<tr><td class="h"><a name="150"></a>150</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="151"></a>151</td><td></td><td></td><td></td><td></td><td class="s">URI::_punycode - encodes Unicode string in Punycode</td></tr>
<tr><td class="h"><a name="152"></a>152</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="153"></a>153</td><td></td><td></td><td></td><td></td><td class="s">=head1 SYNOPSIS</td></tr>
<tr><td class="h"><a name="154"></a>154</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="155"></a>155</td><td></td><td></td><td></td><td></td><td class="s"> use URI::_punycode;</td></tr>
<tr><td class="h"><a name="156"></a>156</td><td></td><td></td><td></td><td></td><td class="s"> $punycode = encode_punycode($unicode);</td></tr>
<tr><td class="h"><a name="157"></a>157</td><td></td><td></td><td></td><td></td><td class="s"> $unicode = decode_punycode($punycode);</td></tr>
<tr><td class="h"><a name="158"></a>158</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="159"></a>159</td><td></td><td></td><td></td><td></td><td class="s">=head1 DESCRIPTION</td></tr>
<tr><td class="h"><a name="160"></a>160</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="161"></a>161</td><td></td><td></td><td></td><td></td><td class="s">URI::_punycode is a module to encode / decode Unicode strings into</td></tr>
<tr><td class="h"><a name="162"></a>162</td><td></td><td></td><td></td><td></td><td class="s">Punycode, an efficient encoding of Unicode for use with IDNA.</td></tr>
<tr><td class="h"><a name="163"></a>163</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="164"></a>164</td><td></td><td></td><td></td><td></td><td class="s">This module requires Perl 5.6.0 or over to handle UTF8 flagged Unicode</td></tr>
<tr><td class="h"><a name="165"></a>165</td><td></td><td></td><td></td><td></td><td class="s">strings.</td></tr>
<tr><td class="h"><a name="166"></a>166</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="167"></a>167</td><td></td><td></td><td></td><td></td><td class="s">=head1 FUNCTIONS</td></tr>
<tr><td class="h"><a name="168"></a>168</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="169"></a>169</td><td></td><td></td><td></td><td></td><td class="s">This module exports following functions by default.</td></tr>
<tr><td class="h"><a name="170"></a>170</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="171"></a>171</td><td></td><td></td><td></td><td></td><td class="s">=over 4</td></tr>
<tr><td class="h"><a name="172"></a>172</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="173"></a>173</td><td></td><td></td><td></td><td></td><td class="s">=item encode_punycode</td></tr>
<tr><td class="h"><a name="174"></a>174</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="175"></a>175</td><td></td><td></td><td></td><td></td><td class="s"> $punycode = encode_punycode($unicode);</td></tr>
<tr><td class="h"><a name="176"></a>176</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="177"></a>177</td><td></td><td></td><td></td><td></td><td class="s">takes Unicode string (UTF8-flagged variable) and returns Punycode</td></tr>
<tr><td class="h"><a name="178"></a>178</td><td></td><td></td><td></td><td></td><td class="s">encoding for it.</td></tr>
<tr><td class="h"><a name="179"></a>179</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="180"></a>180</td><td></td><td></td><td></td><td></td><td class="s">=item decode_punycode</td></tr>
<tr><td class="h"><a name="181"></a>181</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="182"></a>182</td><td></td><td></td><td></td><td></td><td class="s"> $unicode = decode_punycode($punycode)</td></tr>
<tr><td class="h"><a name="183"></a>183</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="184"></a>184</td><td></td><td></td><td></td><td></td><td class="s">takes Punycode encoding and returns original Unicode string.</td></tr>
<tr><td class="h"><a name="185"></a>185</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="186"></a>186</td><td></td><td></td><td></td><td></td><td class="s">=back</td></tr>
<tr><td class="h"><a name="187"></a>187</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="188"></a>188</td><td></td><td></td><td></td><td></td><td class="s">These functions throws exceptionsn on failure. You can catch 'em via</td></tr>
<tr><td class="h"><a name="189"></a>189</td><td></td><td></td><td></td><td></td><td class="s">C<eval>.</td></tr>
<tr><td class="h"><a name="190"></a>190</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="191"></a>191</td><td></td><td></td><td></td><td></td><td class="s">=head1 AUTHOR</td></tr>
<tr><td class="h"><a name="192"></a>192</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="193"></a>193</td><td></td><td></td><td></td><td></td><td class="s">Tatsuhiko Miyagawa E<lt>miyagawa@bulknews.netE<gt> is the author of</td></tr>
<tr><td class="h"><a name="194"></a>194</td><td></td><td></td><td></td><td></td><td class="s">IDNA::Punycode v0.02 which was the basis for this module.</td></tr>
<tr><td class="h"><a name="195"></a>195</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="196"></a>196</td><td></td><td></td><td></td><td></td><td class="s">This library is free software; you can redistribute it and/or modify</td></tr>
<tr><td class="h"><a name="197"></a>197</td><td></td><td></td><td></td><td></td><td class="s">it under the same terms as Perl itself.</td></tr>
<tr><td class="h"><a name="198"></a>198</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="199"></a>199</td><td></td><td></td><td></td><td></td><td class="s">=head1 SEE ALSO</td></tr>
<tr><td class="h"><a name="200"></a>200</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="201"></a>201</td><td></td><td></td><td></td><td></td><td class="s">L<IDNA::Punycode>, RFC 3492</td></tr>
<tr><td class="h"><a name="202"></a>202</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="203"></a>203</td><td></td><td></td><td></td><td></td><td class="s">=cut</td></tr>
<tr><td class="h"><a name="URI___punycode__CORE_qr"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 6µs within URI::_punycode::CORE:qr which was called
# once (6µs+0s) by URI::_idna::BEGIN@7 at <a href="URI-_punycode-pm-line.html#23">line 23 of URI/_punycode.pm</a></div></div>sub URI::_punycode::CORE:qr; # xsub<br /> </td></tr>
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