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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 15:26:09 2010</span>
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<table>
<tr>
<td class="h" align="right">File</td>
<td align="left">/usr/local/lib/perl5/5.10.1/darwin-2level/IO/Socket.pm</td>
</tr>
<tr>
<td class="h" align="right">Statements Executed</td>
<td align="left">128</td>
</tr>
<tr>
<td class="h" align="right">Statement Execution Time</td>
<td align="left">2.84ms</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">2</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.1%">1.30ms</span></td><td class="c0"><span title="3.8%">41.1ms</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::connect</span>IO::Socket::<a href="IO-Socket-pm-block.html#105">connect</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="0.1%">934µs</span></td><td class="c0"><span title="0.2%">2.32ms</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::BEGIN@12</span>IO::Socket::<a href="IO-Socket-pm-block.html#12">BEGIN@12</a></span></td></tr>
<tr><td class="c0">4</td><td class="c1">2</td><td class="c1">2</td><td class="c0"><span title="0.0%">194µs</span></td><td class="c0"><span title="0.0%">194µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::CORE:connect</span>IO::Socket::<a href="IO-Socket-pm-block.html#IO__Socket__CORE_connect">CORE:connect</a> (opcode)</span></td></tr>
<tr><td class="c3">2</td><td class="c3">1</td><td class="c1">2</td><td class="c0"><span title="0.0%">115µs</span></td><td class="c2"><span title="0.0%">115µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::CORE:socket</span>IO::Socket::<a href="IO-Socket-pm-block.html#IO__Socket__CORE_socket">CORE:socket</a> (opcode)</span></td></tr>
<tr><td class="c0">6</td><td class="c0">3</td><td class="c1">2</td><td class="c0"><span title="0.0%">85µs</span></td><td class="c1"><span title="0.0%">129µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::blocking</span>IO::Socket::<a href="IO-Socket-pm-block.html#154">blocking</a></span></td></tr>
<tr><td class="c3">2</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.0%">79µs</span></td><td class="c0"><span title="11.4%">124ms</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::new</span>IO::Socket::<a href="IO-Socket-pm-block.html#40">new</a></span></td></tr>
<tr><td class="c3">2</td><td class="c3">1</td><td class="c3">1</td><td class="c1"><span title="0.0%">48µs</span></td><td class="c1"><span title="0.0%">164µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::socket</span>IO::Socket::<a href="IO-Socket-pm-block.html#76">socket</a></span></td></tr>
<tr><td class="c0">6</td><td class="c1">2</td><td class="c3">1</td><td class="c2"><span title="0.0%">40µs</span></td><td class="c3"><span title="0.0%">65µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::peername</span>IO::Socket::<a href="IO-Socket-pm-block.html#249">peername</a></span></td></tr>
<tr><td class="c3">2</td><td class="c3">1</td><td class="c1">2</td><td class="c3"><span title="0.0%">25µs</span></td><td class="c3"><span title="0.0%">25µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::CORE:getpeername</span>IO::Socket::<a href="IO-Socket-pm-block.html#IO__Socket__CORE_getpeername">CORE:getpeername</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%">18µs</span></td><td class="c3"><span title="0.0%">47µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::BEGIN@11</span>IO::Socket::<a href="IO-Socket-pm-block.html#11">BEGIN@11</a></span></td></tr>
<tr><td class="c3">2</td><td class="c1">2</td><td class="c1">2</td><td class="c3"><span title="0.0%">18µs</span></td><td class="c0"><span title="0.1%">1.34ms</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::import</span>IO::Socket::<a href="IO-Socket-pm-block.html#30">import</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%">10µs</span></td><td class="c3"><span title="0.0%">40µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::BEGIN@13</span>IO::Socket::<a href="IO-Socket-pm-block.html#13">BEGIN@13</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%">9µs</span></td><td class="c3"><span title="0.0%">22µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::BEGIN@17</span>IO::Socket::<a href="IO-Socket-pm-block.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%">8µs</span></td><td class="c3"><span title="0.0%">24µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::BEGIN@16</span>IO::Socket::<a href="IO-Socket-pm-block.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%">9µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::BEGIN@14</span>IO::Socket::<a href="IO-Socket-pm-block.html#14">BEGIN@14</a></span></td></tr>
<tr><td class="c3">2</td><td class="c1">2</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;">IO::Socket::::register_domain</span>IO::Socket::<a href="IO-Socket-pm-block.html#54">register_domain</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%">4µs</span></td><td class="c3"><span title="0.0%">4µs</span></td><td class="sub_name"><span style="display: none;">IO::Socket::::CORE:pack</span>IO::Socket::<a href="IO-Socket-pm-block.html#IO__Socket__CORE_pack">CORE:pack</a> (opcode)</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;">IO::Socket::::accept</span>IO::Socket::<a href="IO-Socket-pm-block.html#217">accept</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;">IO::Socket::::atmark</span>IO::Socket::<a href="IO-Socket-pm-block.html#320">atmark</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;">IO::Socket::::bind</span>IO::Socket::<a href="IO-Socket-pm-block.html#198">bind</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;">IO::Socket::::close</span>IO::Socket::<a href="IO-Socket-pm-block.html#191">close</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;">IO::Socket::::configure</span>IO::Socket::<a href="IO-Socket-pm-block.html#59">configure</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;">IO::Socket::::connected</span>IO::Socket::<a href="IO-Socket-pm-block.html#255">connected</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;">IO::Socket::::getsockopt</span>IO::Socket::<a href="IO-Socket-pm-block.html#305">getsockopt</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;">IO::Socket::::listen</span>IO::Socket::<a href="IO-Socket-pm-block.html#207">listen</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;">IO::Socket::::protocol</span>IO::Socket::<a href="IO-Socket-pm-block.html#349">protocol</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;">IO::Socket::::recv</span>IO::Socket::<a href="IO-Socket-pm-block.html#281">recv</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;">IO::Socket::::send</span>IO::Socket::<a href="IO-Socket-pm-block.html#261">send</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;">IO::Socket::::setsockopt</span>IO::Socket::<a href="IO-Socket-pm-block.html#298">setsockopt</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;">IO::Socket::::shutdown</span>IO::Socket::<a href="IO-Socket-pm-block.html#291">shutdown</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;">IO::Socket::::sockdomain</span>IO::Socket::<a href="IO-Socket-pm-block.html#337">sockdomain</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;">IO::Socket::::socketpair</span>IO::Socket::<a href="IO-Socket-pm-block.html#90">socketpair</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;">IO::Socket::::sockname</span>IO::Socket::<a href="IO-Socket-pm-block.html#244">sockname</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;">IO::Socket::::sockopt</span>IO::Socket::<a href="IO-Socket-pm-block.html#314">sockopt</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;">IO::Socket::::socktype</span>IO::Socket::<a href="IO-Socket-pm-block.html#343">socktype</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;">IO::Socket::::timeout</span>IO::Socket::<a href="IO-Socket-pm-block.html#326">timeout</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-perl5-5-10-1-darwin-2level-IO-Socket-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"># IO::Socket.pm</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></td><td></td><td></td><td></td><td class="s"># Copyright (c) 1997-8 Graham Barr <gbarr@pobox.com>. All rights reserved.</td></tr>
<tr><td class="h"><a name="4"></a>4</td><td></td><td></td><td></td><td></td><td class="s"># This program is free software; you can redistribute it and/or</td></tr>
<tr><td class="h"><a name="5"></a>5</td><td></td><td></td><td></td><td></td><td class="s"># modify it under the same terms as Perl itself.</td></tr>
<tr><td class="h"><a name="6"></a>6</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="7"></a>7</td><td></td><td></td><td></td><td></td><td class="s">package IO::Socket;</td></tr>
<tr><td class="h"><a name="8"></a>8</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="9"></a>9</td><td class="c3">1</td><td class="c3"><span title="Avg 16µs">16µs</span></td><td></td><td></td><td class="s">require 5.006;</td></tr>
<tr><td class="h"><a name="10"></a>10</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="11"></a>11</td><td class="c3">3</td><td class="c2"><span title="Avg 10µs">30µs</span></td><td class="c3">2</td><td class="c3">76µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 47µs (18+29) within IO::Socket::BEGIN@11 which was called
# once (18µs+29µs) by IO::Socket::INET::BEGIN@11 at <a href="IO-Socket-pm-block.html#11">line 11</a></div></div>use IO::Handle;<div class="calls"><div class="calls_out"># spent 47µs making 1 call to <a href="IO-Socket-pm-block.html#11">IO::Socket::BEGIN@11</a>
# spent 29µs making 1 call to <a href="Exporter-pm-block.html#31">Exporter::import</a></div></div></td></tr>
<tr><td class="h"><a name="12"></a>12</td><td class="c3">3</td><td class="c0"><span title="Avg 76µs">228µs</span></td><td class="c1">3</td><td class="c0">3.14ms</td><td class="s"><div class="calls"><div class="calls_in"># spent 2.32ms (934µs+1.39) within IO::Socket::BEGIN@12 which was called
# once (934µs+1.39ms) by IO::Socket::INET::BEGIN@11 at <a href="IO-Socket-pm-block.html#12">line 12</a></div></div>use Socket 1.3;<div class="calls"><div class="calls_out"># spent 2.32ms making 1 call to <a href="IO-Socket-pm-block.html#12">IO::Socket::BEGIN@12</a>
# spent 778µs making 1 call to <a href="Exporter-pm-block.html#31">Exporter::import</a>
# spent 38µs making 1 call to <a >UNIVERSAL::VERSION</a></div></div></td></tr>
<tr><td class="h"><a name="13"></a>13</td><td class="c3">3</td><td class="c3"><span title="Avg 7µs">22µs</span></td><td class="c3">2</td><td class="c3">69µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 40µs (10+30) within IO::Socket::BEGIN@13 which was called
# once (10µs+30µs) by IO::Socket::INET::BEGIN@11 at <a href="IO-Socket-pm-block.html#13">line 13</a></div></div>use Carp;<div class="calls"><div class="calls_out"># spent 40µs making 1 call to <a href="IO-Socket-pm-block.html#13">IO::Socket::BEGIN@13</a>
# spent 30µs making 1 call to <a href="Exporter-pm-block.html#31">Exporter::import</a></div></div></td></tr>
<tr><td class="h"><a name="14"></a>14</td><td class="c3">3</td><td class="c2"><span title="Avg 11µs">32µs</span></td><td class="c3">2</td><td class="c3">11µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 9µs (6+2) within IO::Socket::BEGIN@14 which was called
# once (6µs+2µs) by IO::Socket::INET::BEGIN@11 at <a href="IO-Socket-pm-block.html#14">line 14</a></div></div>use strict;<div class="calls"><div class="calls_out"># spent 9µs making 1 call to <a href="IO-Socket-pm-block.html#14">IO::Socket::BEGIN@14</a>
# spent 2µs making 1 call to <a href="strict-pm-block.html#34">strict::import</a></div></div></td></tr>
<tr><td class="h"><a name="15"></a>15</td><td class="c3">1</td><td class="c3"><span title="Avg 500ns">500ns</span></td><td></td><td></td><td class="s">our(@ISA, $VERSION, @EXPORT_OK);</td></tr>
<tr><td class="h"><a name="16"></a>16</td><td class="c3">3</td><td class="c3"><span title="Avg 7µs">20µs</span></td><td class="c3">2</td><td class="c3">40µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 24µs (8+16) within IO::Socket::BEGIN@16 which was called
# once (8µs+16µs) by IO::Socket::INET::BEGIN@11 at <a href="IO-Socket-pm-block.html#16">line 16</a></div></div>use Exporter;<div class="calls"><div class="calls_out"># spent 24µs making 1 call to <a href="IO-Socket-pm-block.html#16">IO::Socket::BEGIN@16</a>
# spent 16µs making 1 call to <a href="Exporter-pm-block.html#31">Exporter::import</a></div></div></td></tr>
<tr><td class="h"><a name="17"></a>17</td><td class="c3">3</td><td class="c0"><span title="Avg 451µs">1.35ms</span></td><td class="c3">2</td><td class="c3">34µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 22µs (9+13) within IO::Socket::BEGIN@17 which was called
# once (9µs+13µs) by IO::Socket::INET::BEGIN@11 at <a href="IO-Socket-pm-block.html#17">line 17</a></div></div>use Errno;<div class="calls"><div class="calls_out"># spent 22µs making 1 call to <a href="IO-Socket-pm-block.html#17">IO::Socket::BEGIN@17</a>
# spent 13µs making 1 call to <a href="Exporter-pm-block.html#31">Exporter::import</a></div></div></td></tr>
<tr><td class="h"><a name="18"></a>18</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="19"></a>19</td><td></td><td></td><td></td><td></td><td class="s"># legacy</td></tr>
<tr><td class="h"><a name="20"></a>20</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="21"></a>21</td><td class="c3">1</td><td class="c3"><span title="Avg 400ns">400ns</span></td><td></td><td></td><td class="s">require IO::Socket::INET;</td></tr>
<tr><td class="h"><a name="22"></a>22</td><td class="c3">1</td><td class="c0"><span title="Avg 79µs">79µs</span></td><td></td><td></td><td class="s">require IO::Socket::UNIX if ($^O ne 'epoc' && $^O ne 'symbian');</td></tr>
<tr><td class="h"><a name="23"></a>23</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="24"></a>24</td><td class="c3">1</td><td class="c3"><span title="Avg 11µs">11µs</span></td><td></td><td></td><td class="s">@ISA = qw(IO::Handle);</td></tr>
<tr><td class="h"><a name="25"></a>25</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="26"></a>26</td><td class="c3">1</td><td class="c3"><span title="Avg 300ns">300ns</span></td><td></td><td></td><td class="s">$VERSION = "1.31";</td></tr>
<tr><td class="h"><a name="27"></a>27</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="28"></a>28</td><td class="c3">1</td><td class="c3"><span title="Avg 500ns">500ns</span></td><td></td><td></td><td class="s">@EXPORT_OK = qw(sockatmark);</td></tr>
<tr><td class="h"><a name="29"></a>29</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="30"></a>30</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 1.34ms (18µs+1.32) within IO::Socket::import which was called 2 times, avg 670µs/call:
# once (11µs+683µs) by IO::Socket::UNIX::BEGIN@11 at <a href="IO-Socket-UNIX-pm-block.html#11">line 11 of IO/Socket/UNIX.pm</a>
# once (7µs+641µs) by IO::Socket::INET::BEGIN@11 at <a href="IO-Socket-INET-pm-block.html#11">line 11 of IO/Socket/INET.pm</a></div></div>sub import {</td></tr>
<tr><td class="h"><a name="31"></a>31</td><td class="c2">4</td><td class="c3"><span title="Avg 2µs">7µs</span></td><td></td><td></td><td class="s"> my $pkg = shift;</td></tr>
<tr><td class="h"><a name="32"></a>32</td><td class="c2">4</td><td class="c3"><span title="Avg 1µs">4µs</span></td><td></td><td></td><td class="s"> if (@_ && $_[0] eq 'sockatmark') { # not very extensible but for now, fast</td></tr>
<tr><td class="h"><a name="33"></a>33</td><td></td><td></td><td></td><td></td><td class="s"> Exporter::export_to_level('IO::Socket', 1, $pkg, 'sockatmark');</td></tr>
<tr><td class="h"><a name="34"></a>34</td><td></td><td></td><td></td><td></td><td class="s"> } else {</td></tr>
<tr><td class="h"><a name="35"></a>35</td><td></td><td></td><td></td><td></td><td class="s"> my $callpkg = caller;</td></tr>
<tr><td class="h"><a name="36"></a>36</td><td></td><td></td><td></td><td></td><td class="s"> Exporter::export 'Socket', $callpkg, @_;<div class="calls"><div class="calls_out"> # spent 38µs making 2 calls to <a href="Exporter-pm-block.html#27">Exporter::export</a>, avg 19µs/call</div></div></td></tr>
<tr><td class="h"><a name="37"></a>37</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="38"></a>38</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="39"></a>39</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="40"></a>40</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 124ms (79µs+124) within IO::Socket::new which was called 2 times, avg 62.2ms/call:
# 2 times (79µs+124ms) by IO::Socket::INET::new at <a href="IO-Socket-INET-pm-block.html#37">line 37 of IO/Socket/INET.pm</a>, avg 62.2ms/call</div></div>sub new {</td></tr>
<tr><td class="h"><a name="41"></a>41</td><td class="c0">10</td><td class="c0"><span title="Avg 7µs">73µs</span></td><td></td><td></td><td class="s"> my($class,%arg) = @_;</td></tr>
<tr><td class="h"><a name="42"></a>42</td><td></td><td></td><td></td><td></td><td class="s"> my $sock = $class->SUPER::new();<div class="calls"><div class="calls_out"> # spent 53µs making 2 calls to <a href="IO-Handle-pm-block.html#310">IO::Handle::new</a>, avg 26µs/call</div></div></td></tr>
<tr><td class="h"><a name="43"></a>43</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="44"></a>44</td><td class="c3">1</td><td class="c3"><span title="Avg 8µs">8µs</span></td><td class="c0">4</td><td class="c1">160µs</td><td class="s"> $sock->autoflush(1);<div class="calls"><div class="calls_out"> # spent 147µs making 2 calls to <a href="IO-Handle-pm-block.html#478">IO::Handle::autoflush</a>, avg 74µs/call
# spent 13µs making 2 calls to <a href="SelectSaver-pm-block.html#49">SelectSaver::DESTROY</a>, avg 6µs/call</div></div></td></tr>
<tr><td class="h"><a name="45"></a>45</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="46"></a>46</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_timeout'} = delete $arg{Timeout};</td></tr>
<tr><td class="h"><a name="47"></a>47</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="48"></a>48</td><td></td><td></td><td></td><td></td><td class="s"> return scalar(%arg) ? $sock->configure(\%arg)<div class="calls"><div class="calls_out"> # spent 124ms making 2 calls to <a href="Net-HTTP-pm-block.html#22">Net::HTTP::configure</a>, avg 62.1ms/call</div></div></td></tr>
<tr><td class="h"><a name="49"></a>49</td><td></td><td></td><td></td><td></td><td class="s"> : $sock;</td></tr>
<tr><td class="h"><a name="50"></a>50</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="51"></a>51</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="52"></a>52</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">my @domain2pkg;</td></tr>
<tr><td class="h"><a name="53"></a>53</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="54"></a>54</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 6µs within IO::Socket::register_domain which was called 2 times, avg 3µs/call:
# once (3µs+0s) by IO::Socket::INET::BEGIN@11 at <a href="IO-Socket-UNIX-pm-block.html#18">line 18 of IO/Socket/UNIX.pm</a>
# once (3µs+0s) by LWP::Protocol::implementor at <a href="IO-Socket-INET-pm-block.html#22">line 22 of IO/Socket/INET.pm</a></div></div>sub register_domain {</td></tr>
<tr><td class="h"><a name="55"></a>55</td><td class="c2">4</td><td class="c3"><span title="Avg 3µs">12µs</span></td><td></td><td></td><td class="s"> my($p,$d) = @_;</td></tr>
<tr><td class="h"><a name="56"></a>56</td><td></td><td></td><td></td><td></td><td class="s"> $domain2pkg[$d] = $p;</td></tr>
<tr><td class="h"><a name="57"></a>57</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="58"></a>58</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="59"></a>59</td><td></td><td></td><td></td><td></td><td class="s">sub configure {</td></tr>
<tr><td class="h"><a name="60"></a>60</td><td></td><td></td><td></td><td></td><td class="s"> my($sock,$arg) = @_;</td></tr>
<tr><td class="h"><a name="61"></a>61</td><td></td><td></td><td></td><td></td><td class="s"> my $domain = delete $arg->{Domain};</td></tr>
<tr><td class="h"><a name="62"></a>62</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="63"></a>63</td><td></td><td></td><td></td><td></td><td class="s"> croak 'IO::Socket: Cannot configure a generic socket'</td></tr>
<tr><td class="h"><a name="64"></a>64</td><td></td><td></td><td></td><td></td><td class="s"> unless defined $domain;</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"> croak "IO::Socket: Unsupported socket domain"</td></tr>
<tr><td class="h"><a name="67"></a>67</td><td></td><td></td><td></td><td></td><td class="s"> unless defined $domain2pkg[$domain];</td></tr>
<tr><td class="h"><a name="68"></a>68</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="69"></a>69</td><td></td><td></td><td></td><td></td><td class="s"> croak "IO::Socket: Cannot configure socket in domain '$domain'"</td></tr>
<tr><td class="h"><a name="70"></a>70</td><td></td><td></td><td></td><td></td><td class="s"> unless ref($sock) eq "IO::Socket";</td></tr>
<tr><td class="h"><a name="71"></a>71</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="72"></a>72</td><td></td><td></td><td></td><td></td><td class="s"> bless($sock, $domain2pkg[$domain]);</td></tr>
<tr><td class="h"><a name="73"></a>73</td><td></td><td></td><td></td><td></td><td class="s"> $sock->configure($arg);</td></tr>
<tr><td class="h"><a name="74"></a>74</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="75"></a>75</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="76"></a>76</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 164µs (48+115) within IO::Socket::socket which was called 2 times, avg 82µs/call:
# 2 times (48µs+115µs) by IO::Socket::INET::configure at <a href="IO-Socket-INET-pm-block.html#180">line 180 of IO/Socket/INET.pm</a>, avg 82µs/call</div></div>sub socket {</td></tr>
<tr><td class="h"><a name="77"></a>77</td><td class="c0">14</td><td class="c0"><span title="Avg 12µs">163µs</span></td><td></td><td></td><td class="s"> @_ == 4 or croak 'usage: $sock->socket(DOMAIN, TYPE, PROTOCOL)';</td></tr>
<tr><td class="h"><a name="78"></a>78</td><td></td><td></td><td></td><td></td><td class="s"> my($sock,$domain,$type,$protocol) = @_;</td></tr>
<tr><td class="h"><a name="79"></a>79</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="80"></a>80</td><td></td><td></td><td></td><td></td><td class="s"> socket($sock,$domain,$type,$protocol) or<div class="calls"><div class="calls_out"> # spent 115µs making 2 calls to <a href="IO-Socket-pm-block.html#IO__Socket__CORE_socket">IO::Socket::CORE:socket</a>, avg 58µs/call</div></div></td></tr>
<tr><td class="h"><a name="81"></a>81</td><td></td><td></td><td></td><td></td><td class="s"> return undef;</td></tr>
<tr><td class="h"><a name="82"></a>82</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="83"></a>83</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_domain'} = $domain;</td></tr>
<tr><td class="h"><a name="84"></a>84</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_type'} = $type;</td></tr>
<tr><td class="h"><a name="85"></a>85</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_proto'} = $protocol;</td></tr>
<tr><td class="h"><a name="86"></a>86</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="87"></a>87</td><td></td><td></td><td></td><td></td><td class="s"> $sock;</td></tr>
<tr><td class="h"><a name="88"></a>88</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="89"></a>89</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="90"></a>90</td><td></td><td></td><td></td><td></td><td class="s">sub socketpair {</td></tr>
<tr><td class="h"><a name="91"></a>91</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 4 || croak 'usage: IO::Socket->socketpair(DOMAIN, TYPE, PROTOCOL)';</td></tr>
<tr><td class="h"><a name="92"></a>92</td><td></td><td></td><td></td><td></td><td class="s"> my($class,$domain,$type,$protocol) = @_;</td></tr>
<tr><td class="h"><a name="93"></a>93</td><td></td><td></td><td></td><td></td><td class="s"> my $sock1 = $class->new();</td></tr>
<tr><td class="h"><a name="94"></a>94</td><td></td><td></td><td></td><td></td><td class="s"> my $sock2 = $class->new();</td></tr>
<tr><td class="h"><a name="95"></a>95</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="96"></a>96</td><td></td><td></td><td></td><td></td><td class="s"> socketpair($sock1,$sock2,$domain,$type,$protocol) or</td></tr>
<tr><td class="h"><a name="97"></a>97</td><td></td><td></td><td></td><td></td><td class="s"> return ();</td></tr>
<tr><td class="h"><a name="98"></a>98</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="99"></a>99</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock1}{'io_socket_type'} = ${*$sock2}{'io_socket_type'} = $type;</td></tr>
<tr><td class="h"><a name="100"></a>100</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock1}{'io_socket_proto'} = ${*$sock2}{'io_socket_proto'} = $protocol;</td></tr>
<tr><td class="h"><a name="101"></a>101</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="102"></a>102</td><td></td><td></td><td></td><td></td><td class="s"> ($sock1,$sock2);</td></tr>
<tr><td class="h"><a name="103"></a>103</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="104"></a>104</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="105"></a>105</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 41.1ms (1.30+39.8) within IO::Socket::connect which was called 2 times, avg 20.5ms/call:
# 2 times (1.30ms+39.8ms) by IO::Socket::INET::connect at <a href="IO-Socket-INET-pm-block.html#257">line 257 of IO/Socket/INET.pm</a>, avg 20.5ms/call</div></div>sub connect {</td></tr>
<tr><td class="h"><a name="106"></a>106</td><td class="c0">22</td><td class="c0"><span title="Avg 11µs">242µs</span></td><td></td><td></td><td class="s"> @_ == 2 or croak 'usage: $sock->connect(NAME)';</td></tr>
<tr><td class="h"><a name="107"></a>107</td><td></td><td></td><td></td><td></td><td class="s"> my $sock = shift;</td></tr>
<tr><td class="h"><a name="108"></a>108</td><td></td><td></td><td></td><td></td><td class="s"> my $addr = shift;</td></tr>
<tr><td class="h"><a name="109"></a>109</td><td></td><td></td><td></td><td></td><td class="s"> my $timeout = ${*$sock}{'io_socket_timeout'};</td></tr>
<tr><td class="h"><a name="110"></a>110</td><td></td><td></td><td></td><td></td><td class="s"> my $err;</td></tr>
<tr><td class="h"><a name="111"></a>111</td><td></td><td></td><td></td><td></td><td class="s"> my $blocking;</td></tr>
<tr><td class="h"><a name="112"></a>112</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="113"></a>113</td><td></td><td></td><td></td><td></td><td class="s"> $blocking = $sock->blocking(0) if $timeout;<div class="calls"><div class="calls_out"> # spent 57µs making 2 calls to <a href="IO-Socket-pm-block.html#154">IO::Socket::blocking</a>, avg 28µs/call</div></div></td></tr>
<tr><td class="h"><a name="114"></a>114</td><td class="c3">2</td><td class="c3"><span title="Avg 13µs">26µs</span></td><td class="c3">2</td><td class="c1">175µs</td><td class="s"> if (!connect($sock, $addr)) {<div class="calls"><div class="calls_out"> # spent 175µs making 2 calls to <a href="IO-Socket-pm-block.html#IO__Socket__CORE_connect">IO::Socket::CORE:connect</a>, avg 87µs/call</div></div></td></tr>
<tr><td class="h"><a name="115"></a>115</td><td class="c0">8</td><td class="c0"><span title="Avg 35µs">281µs</span></td><td class="c3">2</td><td class="c3">54µs</td><td class="s"> if (defined $timeout && ($!{EINPROGRESS} || $!{EWOULDBLOCK})) {<div class="calls"><div class="calls_out"> # spent 54µs making 2 calls to <a href="Errno-pm-block.html#157">Errno::FETCH</a>, avg 27µs/call</div></div></td></tr>
<tr><td class="h"><a name="116"></a>116</td><td></td><td></td><td></td><td></td><td class="s"> require IO::Select;</td></tr>
<tr><td class="h"><a name="117"></a>117</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="118"></a>118</td><td></td><td></td><td></td><td></td><td class="s"> my $sel = new IO::Select $sock;<div class="calls"><div class="calls_out"> # spent 101µs making 2 calls to <a href="IO-Select-pm-block.html#23">IO::Select::new</a>, avg 51µs/call</div></div></td></tr>
<tr><td class="h"><a name="119"></a>119</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="120"></a>120</td><td></td><td></td><td></td><td></td><td class="s"> undef $!;</td></tr>
<tr><td class="h"><a name="121"></a>121</td><td class="c3">1</td><td class="c3"><span title="Avg 7µs">7µs</span></td><td class="c0">6</td><td class="c0">39.1ms</td><td class="s"> if (!$sel->can_write($timeout)) {<div class="calls"><div class="calls_out"> # spent 39.0ms making 2 calls to <a href="IO-Select-pm-block.html#111">IO::Select::can_write</a>, avg 19.5ms/call
# spent 58µs making 2 calls to <a href="Errno-pm-block.html#157">Errno::FETCH</a>, avg 29µs/call
# spent 20µs making 2 calls to <a href="IO-Socket-pm-block.html#IO__Socket__CORE_connect">IO::Socket::CORE:connect</a>, avg 10µs/call</div></div></td></tr>
<tr><td class="h"><a name="122"></a>122</td><td></td><td></td><td></td><td></td><td class="s"> $err = $! || (exists &Errno::ETIMEDOUT ? &Errno::ETIMEDOUT : 1);</td></tr>
<tr><td class="h"><a name="123"></a>123</td><td></td><td></td><td></td><td></td><td class="s"> $@ = "connect: timeout";</td></tr>
<tr><td class="h"><a name="124"></a>124</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="125"></a>125</td><td></td><td></td><td></td><td></td><td class="s"> elsif (!connect($sock,$addr) &&</td></tr>
<tr><td class="h"><a name="126"></a>126</td><td></td><td></td><td></td><td></td><td class="s"> not ($!{EISCONN} || ($! == 10022 && $^O eq 'MSWin32'))</td></tr>
<tr><td class="h"><a name="127"></a>127</td><td></td><td></td><td></td><td></td><td class="s"> ) {</td></tr>
<tr><td class="h"><a name="128"></a>128</td><td></td><td></td><td></td><td></td><td class="s"> # Some systems refuse to re-connect() to</td></tr>
<tr><td class="h"><a name="129"></a>129</td><td></td><td></td><td></td><td></td><td class="s"> # an already open socket and set errno to EISCONN.</td></tr>
<tr><td class="h"><a name="130"></a>130</td><td></td><td></td><td></td><td></td><td class="s"> # Windows sets errno to WSAEINVAL (10022)</td></tr>
<tr><td class="h"><a name="131"></a>131</td><td></td><td></td><td></td><td></td><td class="s"> $err = $!;</td></tr>
<tr><td class="h"><a name="132"></a>132</td><td></td><td></td><td></td><td></td><td class="s"> $@ = "connect: $!";</td></tr>
<tr><td class="h"><a name="133"></a>133</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="134"></a>134</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="135"></a>135</td><td></td><td></td><td></td><td></td><td class="s"> elsif ($blocking || !($!{EINPROGRESS} || $!{EWOULDBLOCK})) {</td></tr>
<tr><td class="h"><a name="136"></a>136</td><td></td><td></td><td></td><td></td><td class="s"> $err = $!;</td></tr>
<tr><td class="h"><a name="137"></a>137</td><td></td><td></td><td></td><td></td><td class="s"> $@ = "connect: $!";</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"></td></tr>
<tr><td class="h"><a name="141"></a>141</td><td></td><td></td><td></td><td></td><td class="s"> $sock->blocking(1) if $blocking;<div class="calls"><div class="calls_out"> # spent 49µs making 2 calls to <a href="IO-Socket-pm-block.html#154">IO::Socket::blocking</a>, avg 24µs/call</div></div></td></tr>
<tr><td class="h"><a name="142"></a>142</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="143"></a>143</td><td></td><td></td><td></td><td></td><td class="s"> $! = $err if $err;</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"> $err ? undef : $sock;</td></tr>
<tr><td class="h"><a name="146"></a>146</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="147"></a>147</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="148"></a>148</td><td></td><td></td><td></td><td></td><td class="s"># Enable/disable blocking IO on sockets.</td></tr>
<tr><td class="h"><a name="149"></a>149</td><td></td><td></td><td></td><td></td><td class="s"># Without args return the current status of blocking,</td></tr>
<tr><td class="h"><a name="150"></a>150</td><td></td><td></td><td></td><td></td><td class="s"># with args change the mode as appropriate, returning the</td></tr>
<tr><td class="h"><a name="151"></a>151</td><td></td><td></td><td></td><td></td><td class="s"># old setting, or in case of error during the mode change</td></tr>
<tr><td class="h"><a name="152"></a>152</td><td></td><td></td><td></td><td></td><td class="s"># undef.</td></tr>
<tr><td class="h"><a name="153"></a>153</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="154"></a>154</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 129µs (85+43) within IO::Socket::blocking which was called 6 times, avg 21µs/call:
# 2 times (37µs+20µs) by IO::Socket::connect at <a href="IO-Socket-pm-block.html#113">line 113</a>, avg 28µs/call
# 2 times (34µs+15µs) by IO::Socket::connect at <a href="IO-Socket-pm-block.html#141">line 141</a>, avg 24µs/call
# 2 times (15µs+8µs) by LWP::Protocol::http::_new_socket at <a href="LWP-Protocol-http-pm-block.html#48">line 48 of LWP/Protocol/http.pm</a>, avg 11µs/call</div></div>sub blocking {</td></tr>
<tr><td class="h"><a name="155"></a>155</td><td class="c0">12</td><td class="c0"><span title="Avg 11µs">134µs</span></td><td></td><td></td><td class="s"> my $sock = shift;</td></tr>
<tr><td class="h"><a name="156"></a>156</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="157"></a>157</td><td></td><td></td><td></td><td></td><td class="s"> return $sock->SUPER::blocking(@_)<div class="calls"><div class="calls_out"> # spent 43µs making 6 calls to <a href="IO-Handle-pm-block.html#IO__Handle__blocking">IO::Handle::blocking</a>, avg 7µs/call</div></div></td></tr>
<tr><td class="h"><a name="158"></a>158</td><td></td><td></td><td></td><td></td><td class="s"> if $^O ne 'MSWin32';</td></tr>
<tr><td class="h"><a name="159"></a>159</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="160"></a>160</td><td></td><td></td><td></td><td></td><td class="s"> # Windows handles blocking differently</td></tr>
<tr><td class="h"><a name="161"></a>161</td><td></td><td></td><td></td><td></td><td class="s"> #</td></tr>
<tr><td class="h"><a name="162"></a>162</td><td></td><td></td><td></td><td></td><td class="s"> # http://groups.google.co.uk/group/perl.perl5.porters/browse_thread/thread/b4e2b1d88280ddff/630b667a66e3509f?#630b667a66e3509f</td></tr>
<tr><td class="h"><a name="163"></a>163</td><td></td><td></td><td></td><td></td><td class="s"> # http://msdn.microsoft.com/library/default.asp?url=/library/en-us/winsock/winsock/ioctlsocket_2.asp</td></tr>
<tr><td class="h"><a name="164"></a>164</td><td></td><td></td><td></td><td></td><td class="s"> #</td></tr>
<tr><td class="h"><a name="165"></a>165</td><td></td><td></td><td></td><td></td><td class="s"> # 0x8004667e is FIONBIO</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"> # which is used to set blocking behaviour.</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"> # NOTE: </td></tr>
<tr><td class="h"><a name="170"></a>170</td><td></td><td></td><td></td><td></td><td class="s"> # This is a little confusing, the perl keyword for this is</td></tr>
<tr><td class="h"><a name="171"></a>171</td><td></td><td></td><td></td><td></td><td class="s"> # 'blocking' but the OS level behaviour is 'non-blocking', probably</td></tr>
<tr><td class="h"><a name="172"></a>172</td><td></td><td></td><td></td><td></td><td class="s"> # because sockets are blocking by default.</td></tr>
<tr><td class="h"><a name="173"></a>173</td><td></td><td></td><td></td><td></td><td class="s"> # Therefore internally we have to reverse the semantics.</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"> my $orig= !${*$sock}{io_sock_nonblocking};</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"> return $orig unless @_;</td></tr>
<tr><td class="h"><a name="178"></a>178</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="179"></a>179</td><td></td><td></td><td></td><td></td><td class="s"> my $block = shift;</td></tr>
<tr><td class="h"><a name="180"></a>180</td><td></td><td></td><td></td><td></td><td class="s"> </td></tr>
<tr><td class="h"><a name="181"></a>181</td><td></td><td></td><td></td><td></td><td class="s"> if ( !$block != !$orig ) {</td></tr>
<tr><td class="h"><a name="182"></a>182</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{io_sock_nonblocking} = $block ? 0 : 1;</td></tr>
<tr><td class="h"><a name="183"></a>183</td><td></td><td></td><td></td><td></td><td class="s"> ioctl($sock, 0x8004667e, pack("L!",${*$sock}{io_sock_nonblocking}))</td></tr>
<tr><td class="h"><a name="184"></a>184</td><td></td><td></td><td></td><td></td><td class="s"> or return undef;</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"> </td></tr>
<tr><td class="h"><a name="187"></a>187</td><td></td><td></td><td></td><td></td><td class="s"> return $orig; </td></tr>
<tr><td class="h"><a name="188"></a>188</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="189"></a>189</td><td></td><td></td><td></td><td></td><td class="s"></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">sub close {</td></tr>
<tr><td class="h"><a name="192"></a>192</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 1 or croak 'usage: $sock->close()';</td></tr>
<tr><td class="h"><a name="193"></a>193</td><td></td><td></td><td></td><td></td><td class="s"> my $sock = shift;</td></tr>
<tr><td class="h"><a name="194"></a>194</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_peername'} = undef;</td></tr>
<tr><td class="h"><a name="195"></a>195</td><td></td><td></td><td></td><td></td><td class="s"> $sock->SUPER::close();</td></tr>
<tr><td class="h"><a name="196"></a>196</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="197"></a>197</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="198"></a>198</td><td></td><td></td><td></td><td></td><td class="s">sub bind {</td></tr>
<tr><td class="h"><a name="199"></a>199</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 2 or croak 'usage: $sock->bind(NAME)';</td></tr>
<tr><td class="h"><a name="200"></a>200</td><td></td><td></td><td></td><td></td><td class="s"> my $sock = shift;</td></tr>
<tr><td class="h"><a name="201"></a>201</td><td></td><td></td><td></td><td></td><td class="s"> my $addr = shift;</td></tr>
<tr><td class="h"><a name="202"></a>202</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="203"></a>203</td><td></td><td></td><td></td><td></td><td class="s"> return bind($sock, $addr) ? $sock</td></tr>
<tr><td class="h"><a name="204"></a>204</td><td></td><td></td><td></td><td></td><td class="s"> : undef;</td></tr>
<tr><td class="h"><a name="205"></a>205</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="206"></a>206</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="207"></a>207</td><td></td><td></td><td></td><td></td><td class="s">sub listen {</td></tr>
<tr><td class="h"><a name="208"></a>208</td><td></td><td></td><td></td><td></td><td class="s"> @_ >= 1 && @_ <= 2 or croak 'usage: $sock->listen([QUEUE])';</td></tr>
<tr><td class="h"><a name="209"></a>209</td><td></td><td></td><td></td><td></td><td class="s"> my($sock,$queue) = @_;</td></tr>
<tr><td class="h"><a name="210"></a>210</td><td></td><td></td><td></td><td></td><td class="s"> $queue = 5</td></tr>
<tr><td class="h"><a name="211"></a>211</td><td></td><td></td><td></td><td></td><td class="s"> unless $queue && $queue > 0;</td></tr>
<tr><td class="h"><a name="212"></a>212</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="213"></a>213</td><td></td><td></td><td></td><td></td><td class="s"> return listen($sock, $queue) ? $sock</td></tr>
<tr><td class="h"><a name="214"></a>214</td><td></td><td></td><td></td><td></td><td class="s"> : undef;</td></tr>
<tr><td class="h"><a name="215"></a>215</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="216"></a>216</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="217"></a>217</td><td></td><td></td><td></td><td></td><td class="s">sub accept {</td></tr>
<tr><td class="h"><a name="218"></a>218</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 1 || @_ == 2 or croak 'usage $sock->accept([PKG])';</td></tr>
<tr><td class="h"><a name="219"></a>219</td><td></td><td></td><td></td><td></td><td class="s"> my $sock = shift;</td></tr>
<tr><td class="h"><a name="220"></a>220</td><td></td><td></td><td></td><td></td><td class="s"> my $pkg = shift || $sock;</td></tr>
<tr><td class="h"><a name="221"></a>221</td><td></td><td></td><td></td><td></td><td class="s"> my $timeout = ${*$sock}{'io_socket_timeout'};</td></tr>
<tr><td class="h"><a name="222"></a>222</td><td></td><td></td><td></td><td></td><td class="s"> my $new = $pkg->new(Timeout => $timeout);</td></tr>
<tr><td class="h"><a name="223"></a>223</td><td></td><td></td><td></td><td></td><td class="s"> my $peer = undef;</td></tr>
<tr><td class="h"><a name="224"></a>224</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="225"></a>225</td><td></td><td></td><td></td><td></td><td class="s"> if(defined $timeout) {</td></tr>
<tr><td class="h"><a name="226"></a>226</td><td></td><td></td><td></td><td></td><td class="s"> require IO::Select;</td></tr>
<tr><td class="h"><a name="227"></a>227</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="228"></a>228</td><td></td><td></td><td></td><td></td><td class="s"> my $sel = new IO::Select $sock;</td></tr>
<tr><td class="h"><a name="229"></a>229</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="230"></a>230</td><td></td><td></td><td></td><td></td><td class="s"> unless ($sel->can_read($timeout)) {</td></tr>
<tr><td class="h"><a name="231"></a>231</td><td></td><td></td><td></td><td></td><td class="s"> $@ = 'accept: timeout';</td></tr>
<tr><td class="h"><a name="232"></a>232</td><td></td><td></td><td></td><td></td><td class="s"> $! = (exists &Errno::ETIMEDOUT ? &Errno::ETIMEDOUT : 1);</td></tr>
<tr><td class="h"><a name="233"></a>233</td><td></td><td></td><td></td><td></td><td class="s"> return;</td></tr>
<tr><td class="h"><a name="234"></a>234</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="235"></a>235</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="236"></a>236</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="237"></a>237</td><td></td><td></td><td></td><td></td><td class="s"> $peer = accept($new,$sock)</td></tr>
<tr><td class="h"><a name="238"></a>238</td><td></td><td></td><td></td><td></td><td class="s"> or return;</td></tr>
<tr><td class="h"><a name="239"></a>239</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="240"></a>240</td><td></td><td></td><td></td><td></td><td class="s"> return wantarray ? ($new, $peer)</td></tr>
<tr><td class="h"><a name="241"></a>241</td><td></td><td></td><td></td><td></td><td class="s"> : $new;</td></tr>
<tr><td class="h"><a name="242"></a>242</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="243"></a>243</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="244"></a>244</td><td></td><td></td><td></td><td></td><td class="s">sub sockname {</td></tr>
<tr><td class="h"><a name="245"></a>245</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 1 or croak 'usage: $sock->sockname()';</td></tr>
<tr><td class="h"><a name="246"></a>246</td><td></td><td></td><td></td><td></td><td class="s"> getsockname($_[0]);</td></tr>
<tr><td class="h"><a name="247"></a>247</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="248"></a>248</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="249"></a>249</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 65µs (40+25) within IO::Socket::peername which was called 6 times, avg 11µs/call:
# 3 times (32µs+25µs) by IO::Socket::INET::peeraddr at <a href="IO-Socket-INET-pm-block.html#291">line 291 of IO/Socket/INET.pm</a>, avg 19µs/call
# 3 times (8µs+0s) by IO::Socket::INET::peerport at <a href="IO-Socket-INET-pm-block.html#298">line 298 of IO/Socket/INET.pm</a>, avg 3µs/call</div></div>sub peername {</td></tr>
<tr><td class="h"><a name="250"></a>250</td><td class="c0">18</td><td class="c0"><span title="Avg 4µs">73µs</span></td><td></td><td></td><td class="s"> @_ == 1 or croak 'usage: $sock->peername()';</td></tr>
<tr><td class="h"><a name="251"></a>251</td><td></td><td></td><td></td><td></td><td class="s"> my($sock) = @_;</td></tr>
<tr><td class="h"><a name="252"></a>252</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_peername'} ||= getpeername($sock);<div class="calls"><div class="calls_out"> # spent 25µs making 2 calls to <a href="IO-Socket-pm-block.html#IO__Socket__CORE_getpeername">IO::Socket::CORE:getpeername</a>, avg 12µs/call</div></div></td></tr>
<tr><td class="h"><a name="253"></a>253</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="254"></a>254</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="255"></a>255</td><td></td><td></td><td></td><td></td><td class="s">sub connected {</td></tr>
<tr><td class="h"><a name="256"></a>256</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 1 or croak 'usage: $sock->connected()';</td></tr>
<tr><td class="h"><a name="257"></a>257</td><td></td><td></td><td></td><td></td><td class="s"> my($sock) = @_;</td></tr>
<tr><td class="h"><a name="258"></a>258</td><td></td><td></td><td></td><td></td><td class="s"> getpeername($sock);</td></tr>
<tr><td class="h"><a name="259"></a>259</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="260"></a>260</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="261"></a>261</td><td></td><td></td><td></td><td></td><td class="s">sub send {</td></tr>
<tr><td class="h"><a name="262"></a>262</td><td></td><td></td><td></td><td></td><td class="s"> @_ >= 2 && @_ <= 4 or croak 'usage: $sock->send(BUF, [FLAGS, [TO]])';</td></tr>
<tr><td class="h"><a name="263"></a>263</td><td></td><td></td><td></td><td></td><td class="s"> my $sock = $_[0];</td></tr>
<tr><td class="h"><a name="264"></a>264</td><td></td><td></td><td></td><td></td><td class="s"> my $flags = $_[2] || 0;</td></tr>
<tr><td class="h"><a name="265"></a>265</td><td></td><td></td><td></td><td></td><td class="s"> my $peer = $_[3] || $sock->peername;</td></tr>
<tr><td class="h"><a name="266"></a>266</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="267"></a>267</td><td></td><td></td><td></td><td></td><td class="s"> croak 'send: Cannot determine peer address'</td></tr>
<tr><td class="h"><a name="268"></a>268</td><td></td><td></td><td></td><td></td><td class="s"> unless(defined $peer);</td></tr>
<tr><td class="h"><a name="269"></a>269</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="270"></a>270</td><td></td><td></td><td></td><td></td><td class="s"> my $r = defined(getpeername($sock))</td></tr>
<tr><td class="h"><a name="271"></a>271</td><td></td><td></td><td></td><td></td><td class="s"> ? send($sock, $_[1], $flags)</td></tr>
<tr><td class="h"><a name="272"></a>272</td><td></td><td></td><td></td><td></td><td class="s"> : send($sock, $_[1], $flags, $peer);</td></tr>
<tr><td class="h"><a name="273"></a>273</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="274"></a>274</td><td></td><td></td><td></td><td></td><td class="s"> # remember who we send to, if it was successful</td></tr>
<tr><td class="h"><a name="275"></a>275</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_peername'} = $peer</td></tr>
<tr><td class="h"><a name="276"></a>276</td><td></td><td></td><td></td><td></td><td class="s"> if(@_ == 4 && defined $r);</td></tr>
<tr><td class="h"><a name="277"></a>277</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="278"></a>278</td><td></td><td></td><td></td><td></td><td class="s"> $r;</td></tr>
<tr><td class="h"><a name="279"></a>279</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="280"></a>280</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="281"></a>281</td><td></td><td></td><td></td><td></td><td class="s">sub recv {</td></tr>
<tr><td class="h"><a name="282"></a>282</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 3 || @_ == 4 or croak 'usage: $sock->recv(BUF, LEN [, FLAGS])';</td></tr>
<tr><td class="h"><a name="283"></a>283</td><td></td><td></td><td></td><td></td><td class="s"> my $sock = $_[0];</td></tr>
<tr><td class="h"><a name="284"></a>284</td><td></td><td></td><td></td><td></td><td class="s"> my $len = $_[2];</td></tr>
<tr><td class="h"><a name="285"></a>285</td><td></td><td></td><td></td><td></td><td class="s"> my $flags = $_[3] || 0;</td></tr>
<tr><td class="h"><a name="286"></a>286</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="287"></a>287</td><td></td><td></td><td></td><td></td><td class="s"> # remember who we recv'd from</td></tr>
<tr><td class="h"><a name="288"></a>288</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_peername'} = recv($sock, $_[1]='', $len, $flags);</td></tr>
<tr><td class="h"><a name="289"></a>289</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="290"></a>290</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="291"></a>291</td><td></td><td></td><td></td><td></td><td class="s">sub shutdown {</td></tr>
<tr><td class="h"><a name="292"></a>292</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 2 or croak 'usage: $sock->shutdown(HOW)';</td></tr>
<tr><td class="h"><a name="293"></a>293</td><td></td><td></td><td></td><td></td><td class="s"> my($sock, $how) = @_;</td></tr>
<tr><td class="h"><a name="294"></a>294</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_peername'} = undef;</td></tr>
<tr><td class="h"><a name="295"></a>295</td><td></td><td></td><td></td><td></td><td class="s"> shutdown($sock, $how);</td></tr>
<tr><td class="h"><a name="296"></a>296</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="297"></a>297</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="298"></a>298</td><td></td><td></td><td></td><td></td><td class="s">sub setsockopt {</td></tr>
<tr><td class="h"><a name="299"></a>299</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 4 or croak '$sock->setsockopt(LEVEL, OPTNAME, OPTVAL)';</td></tr>
<tr><td class="h"><a name="300"></a>300</td><td></td><td></td><td></td><td></td><td class="s"> setsockopt($_[0],$_[1],$_[2],$_[3]);</td></tr>
<tr><td class="h"><a name="301"></a>301</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="302"></a>302</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="303"></a>303</td><td class="c3">1</td><td class="c3"><span title="Avg 9µs">9µs</span></td><td class="c3">1</td><td class="c3">4µs</td><td class="s">my $intsize = length(pack("i",0));<div class="calls"><div class="calls_out"># spent 4µs making 1 call to <a href="IO-Socket-pm-block.html#IO__Socket__CORE_pack">IO::Socket::CORE:pack</a></div></div></td></tr>
<tr><td class="h"><a name="304"></a>304</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="305"></a>305</td><td></td><td></td><td></td><td></td><td class="s">sub getsockopt {</td></tr>
<tr><td class="h"><a name="306"></a>306</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 3 or croak '$sock->getsockopt(LEVEL, OPTNAME)';</td></tr>
<tr><td class="h"><a name="307"></a>307</td><td></td><td></td><td></td><td></td><td class="s"> my $r = getsockopt($_[0],$_[1],$_[2]);</td></tr>
<tr><td class="h"><a name="308"></a>308</td><td></td><td></td><td></td><td></td><td class="s"> # Just a guess</td></tr>
<tr><td class="h"><a name="309"></a>309</td><td></td><td></td><td></td><td></td><td class="s"> $r = unpack("i", $r)</td></tr>
<tr><td class="h"><a name="310"></a>310</td><td></td><td></td><td></td><td></td><td class="s"> if(defined $r && length($r) == $intsize);</td></tr>
<tr><td class="h"><a name="311"></a>311</td><td></td><td></td><td></td><td></td><td class="s"> $r;</td></tr>
<tr><td class="h"><a name="312"></a>312</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="313"></a>313</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="314"></a>314</td><td></td><td></td><td></td><td></td><td class="s">sub sockopt {</td></tr>
<tr><td class="h"><a name="315"></a>315</td><td></td><td></td><td></td><td></td><td class="s"> my $sock = shift;</td></tr>
<tr><td class="h"><a name="316"></a>316</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 1 ? $sock->getsockopt(SOL_SOCKET,@_)</td></tr>
<tr><td class="h"><a name="317"></a>317</td><td></td><td></td><td></td><td></td><td class="s"> : $sock->setsockopt(SOL_SOCKET,@_);</td></tr>
<tr><td class="h"><a name="318"></a>318</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="319"></a>319</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="320"></a>320</td><td></td><td></td><td></td><td></td><td class="s">sub atmark {</td></tr>
<tr><td class="h"><a name="321"></a>321</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 1 or croak 'usage: $sock->atmark()';</td></tr>
<tr><td class="h"><a name="322"></a>322</td><td></td><td></td><td></td><td></td><td class="s"> my($sock) = @_;</td></tr>
<tr><td class="h"><a name="323"></a>323</td><td></td><td></td><td></td><td></td><td class="s"> sockatmark($sock);</td></tr>
<tr><td class="h"><a name="324"></a>324</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="325"></a>325</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="326"></a>326</td><td></td><td></td><td></td><td></td><td class="s">sub timeout {</td></tr>
<tr><td class="h"><a name="327"></a>327</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 1 || @_ == 2 or croak 'usage: $sock->timeout([VALUE])';</td></tr>
<tr><td class="h"><a name="328"></a>328</td><td></td><td></td><td></td><td></td><td class="s"> my($sock,$val) = @_;</td></tr>
<tr><td class="h"><a name="329"></a>329</td><td></td><td></td><td></td><td></td><td class="s"> my $r = ${*$sock}{'io_socket_timeout'};</td></tr>
<tr><td class="h"><a name="330"></a>330</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="331"></a>331</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_timeout'} = defined $val ? 0 + $val : $val</td></tr>
<tr><td class="h"><a name="332"></a>332</td><td></td><td></td><td></td><td></td><td class="s"> if(@_ == 2);</td></tr>
<tr><td class="h"><a name="333"></a>333</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="334"></a>334</td><td></td><td></td><td></td><td></td><td class="s"> $r;</td></tr>
<tr><td class="h"><a name="335"></a>335</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="336"></a>336</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="337"></a>337</td><td></td><td></td><td></td><td></td><td class="s">sub sockdomain {</td></tr>
<tr><td class="h"><a name="338"></a>338</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 1 or croak 'usage: $sock->sockdomain()';</td></tr>
<tr><td class="h"><a name="339"></a>339</td><td></td><td></td><td></td><td></td><td class="s"> my $sock = shift;</td></tr>
<tr><td class="h"><a name="340"></a>340</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_domain'};</td></tr>
<tr><td class="h"><a name="341"></a>341</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="342"></a>342</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="343"></a>343</td><td></td><td></td><td></td><td></td><td class="s">sub socktype {</td></tr>
<tr><td class="h"><a name="344"></a>344</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 1 or croak 'usage: $sock->socktype()';</td></tr>
<tr><td class="h"><a name="345"></a>345</td><td></td><td></td><td></td><td></td><td class="s"> my $sock = shift;</td></tr>
<tr><td class="h"><a name="346"></a>346</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_type'}</td></tr>
<tr><td class="h"><a name="347"></a>347</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="348"></a>348</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="349"></a>349</td><td></td><td></td><td></td><td></td><td class="s">sub protocol {</td></tr>
<tr><td class="h"><a name="350"></a>350</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 1 or croak 'usage: $sock->protocol()';</td></tr>
<tr><td class="h"><a name="351"></a>351</td><td></td><td></td><td></td><td></td><td class="s"> my($sock) = @_;</td></tr>
<tr><td class="h"><a name="352"></a>352</td><td></td><td></td><td></td><td></td><td class="s"> ${*$sock}{'io_socket_proto'};</td></tr>
<tr><td class="h"><a name="353"></a>353</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="354"></a>354</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="355"></a>355</td><td class="c3">1</td><td class="c3"><span title="Avg 11µs">11µs</span></td><td></td><td></td><td class="s">1;</td></tr>
<tr><td class="h"><a name="356"></a>356</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="357"></a>357</td><td></td><td></td><td></td><td></td><td class="s">__END__</td></tr>
<tr><td class="h"><a name="358"></a>358</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="359"></a>359</td><td></td><td></td><td></td><td></td><td class="s">=head1 NAME</td></tr>
<tr><td class="h"><a name="360"></a>360</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="361"></a>361</td><td></td><td></td><td></td><td></td><td class="s">IO::Socket - Object interface to socket communications</td></tr>
<tr><td class="h"><a name="362"></a>362</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="363"></a>363</td><td></td><td></td><td></td><td></td><td class="s">=head1 SYNOPSIS</td></tr>
<tr><td class="h"><a name="364"></a>364</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="365"></a>365</td><td></td><td></td><td></td><td></td><td class="s"> use IO::Socket;</td></tr>
<tr><td class="h"><a name="366"></a>366</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="367"></a>367</td><td></td><td></td><td></td><td></td><td class="s">=head1 DESCRIPTION</td></tr>
<tr><td class="h"><a name="368"></a>368</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="369"></a>369</td><td></td><td></td><td></td><td></td><td class="s">C<IO::Socket> provides an object interface to creating and using sockets. It</td></tr>
<tr><td class="h"><a name="370"></a>370</td><td></td><td></td><td></td><td></td><td class="s">is built upon the L<IO::Handle> interface and inherits all the methods defined</td></tr>
<tr><td class="h"><a name="371"></a>371</td><td></td><td></td><td></td><td></td><td class="s">by L<IO::Handle>.</td></tr>
<tr><td class="h"><a name="372"></a>372</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="373"></a>373</td><td></td><td></td><td></td><td></td><td class="s">C<IO::Socket> only defines methods for those operations which are common to all</td></tr>
<tr><td class="h"><a name="374"></a>374</td><td></td><td></td><td></td><td></td><td class="s">types of socket. Operations which are specified to a socket in a particular </td></tr>
<tr><td class="h"><a name="375"></a>375</td><td></td><td></td><td></td><td></td><td class="s">domain have methods defined in sub classes of C<IO::Socket></td></tr>
<tr><td class="h"><a name="376"></a>376</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="377"></a>377</td><td></td><td></td><td></td><td></td><td class="s">C<IO::Socket> will export all functions (and constants) defined by L<Socket>.</td></tr>
<tr><td class="h"><a name="378"></a>378</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="379"></a>379</td><td></td><td></td><td></td><td></td><td class="s">=head1 CONSTRUCTOR</td></tr>
<tr><td class="h"><a name="380"></a>380</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="381"></a>381</td><td></td><td></td><td></td><td></td><td class="s">=over 4</td></tr>
<tr><td class="h"><a name="382"></a>382</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="383"></a>383</td><td></td><td></td><td></td><td></td><td class="s">=item new ( [ARGS] )</td></tr>
<tr><td class="h"><a name="384"></a>384</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="385"></a>385</td><td></td><td></td><td></td><td></td><td class="s">Creates an C<IO::Socket>, which is a reference to a</td></tr>
<tr><td class="h"><a name="386"></a>386</td><td></td><td></td><td></td><td></td><td class="s">newly created symbol (see the C<Symbol> package). C<new></td></tr>
<tr><td class="h"><a name="387"></a>387</td><td></td><td></td><td></td><td></td><td class="s">optionally takes arguments, these arguments are in key-value pairs.</td></tr>
<tr><td class="h"><a name="388"></a>388</td><td></td><td></td><td></td><td></td><td class="s">C<new> only looks for one key C<Domain> which tells new which domain</td></tr>
<tr><td class="h"><a name="389"></a>389</td><td></td><td></td><td></td><td></td><td class="s">the socket will be in. All other arguments will be passed to the</td></tr>
<tr><td class="h"><a name="390"></a>390</td><td></td><td></td><td></td><td></td><td class="s">configuration method of the package for that domain, See below.</td></tr>
<tr><td class="h"><a name="391"></a>391</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="392"></a>392</td><td></td><td></td><td></td><td></td><td class="s"> NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE</td></tr>
<tr><td class="h"><a name="393"></a>393</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="394"></a>394</td><td></td><td></td><td></td><td></td><td class="s">As of VERSION 1.18 all IO::Socket objects have autoflush turned on</td></tr>
<tr><td class="h"><a name="395"></a>395</td><td></td><td></td><td></td><td></td><td class="s">by default. This was not the case with earlier releases.</td></tr>
<tr><td class="h"><a name="396"></a>396</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="397"></a>397</td><td></td><td></td><td></td><td></td><td class="s"> NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE</td></tr>
<tr><td class="h"><a name="398"></a>398</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="399"></a>399</td><td></td><td></td><td></td><td></td><td class="s">=back</td></tr>
<tr><td class="h"><a name="400"></a>400</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="401"></a>401</td><td></td><td></td><td></td><td></td><td class="s">=head1 METHODS</td></tr>
<tr><td class="h"><a name="402"></a>402</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="403"></a>403</td><td></td><td></td><td></td><td></td><td class="s">See L<perlfunc> for complete descriptions of each of the following</td></tr>
<tr><td class="h"><a name="404"></a>404</td><td></td><td></td><td></td><td></td><td class="s">supported C<IO::Socket> methods, which are just front ends for the</td></tr>
<tr><td class="h"><a name="405"></a>405</td><td></td><td></td><td></td><td></td><td class="s">corresponding built-in functions:</td></tr>
<tr><td class="h"><a name="406"></a>406</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="407"></a>407</td><td></td><td></td><td></td><td></td><td class="s"> socket</td></tr>
<tr><td class="h"><a name="408"></a>408</td><td></td><td></td><td></td><td></td><td class="s"> socketpair</td></tr>
<tr><td class="h"><a name="409"></a>409</td><td></td><td></td><td></td><td></td><td class="s"> bind</td></tr>
<tr><td class="h"><a name="410"></a>410</td><td></td><td></td><td></td><td></td><td class="s"> listen</td></tr>
<tr><td class="h"><a name="411"></a>411</td><td></td><td></td><td></td><td></td><td class="s"> accept</td></tr>
<tr><td class="h"><a name="412"></a>412</td><td></td><td></td><td></td><td></td><td class="s"> send</td></tr>
<tr><td class="h"><a name="413"></a>413</td><td></td><td></td><td></td><td></td><td class="s"> recv</td></tr>
<tr><td class="h"><a name="414"></a>414</td><td></td><td></td><td></td><td></td><td class="s"> peername (getpeername)</td></tr>
<tr><td class="h"><a name="415"></a>415</td><td></td><td></td><td></td><td></td><td class="s"> sockname (getsockname)</td></tr>
<tr><td class="h"><a name="416"></a>416</td><td></td><td></td><td></td><td></td><td class="s"> shutdown</td></tr>
<tr><td class="h"><a name="417"></a>417</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="418"></a>418</td><td></td><td></td><td></td><td></td><td class="s">Some methods take slightly different arguments to those defined in L<perlfunc></td></tr>
<tr><td class="h"><a name="419"></a>419</td><td></td><td></td><td></td><td></td><td class="s">in attempt to make the interface more flexible. These are</td></tr>
<tr><td class="h"><a name="420"></a>420</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="421"></a>421</td><td></td><td></td><td></td><td></td><td class="s">=over 4</td></tr>
<tr><td class="h"><a name="422"></a>422</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="423"></a>423</td><td></td><td></td><td></td><td></td><td class="s">=item accept([PKG])</td></tr>
<tr><td class="h"><a name="424"></a>424</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="425"></a>425</td><td></td><td></td><td></td><td></td><td class="s">perform the system call C<accept> on the socket and return a new</td></tr>
<tr><td class="h"><a name="426"></a>426</td><td></td><td></td><td></td><td></td><td class="s">object. The new object will be created in the same class as the listen</td></tr>
<tr><td class="h"><a name="427"></a>427</td><td></td><td></td><td></td><td></td><td class="s">socket, unless C<PKG> is specified. This object can be used to</td></tr>
<tr><td class="h"><a name="428"></a>428</td><td></td><td></td><td></td><td></td><td class="s">communicate with the client that was trying to connect.</td></tr>
<tr><td class="h"><a name="429"></a>429</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="430"></a>430</td><td></td><td></td><td></td><td></td><td class="s">In a scalar context the new socket is returned, or undef upon</td></tr>
<tr><td class="h"><a name="431"></a>431</td><td></td><td></td><td></td><td></td><td class="s">failure. In a list context a two-element array is returned containing</td></tr>
<tr><td class="h"><a name="432"></a>432</td><td></td><td></td><td></td><td></td><td class="s">the new socket and the peer address; the list will be empty upon</td></tr>
<tr><td class="h"><a name="433"></a>433</td><td></td><td></td><td></td><td></td><td class="s">failure.</td></tr>
<tr><td class="h"><a name="434"></a>434</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="435"></a>435</td><td></td><td></td><td></td><td></td><td class="s">The timeout in the [PKG] can be specified as zero to effect a "poll",</td></tr>
<tr><td class="h"><a name="436"></a>436</td><td></td><td></td><td></td><td></td><td class="s">but you shouldn't do that because a new IO::Select object will be</td></tr>
<tr><td class="h"><a name="437"></a>437</td><td></td><td></td><td></td><td></td><td class="s">created behind the scenes just to do the single poll. This is</td></tr>
<tr><td class="h"><a name="438"></a>438</td><td></td><td></td><td></td><td></td><td class="s">horrendously inefficient. Use rather true select() with a zero</td></tr>
<tr><td class="h"><a name="439"></a>439</td><td></td><td></td><td></td><td></td><td class="s">timeout on the handle, or non-blocking IO.</td></tr>
<tr><td class="h"><a name="440"></a>440</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="441"></a>441</td><td></td><td></td><td></td><td></td><td class="s">=item socketpair(DOMAIN, TYPE, PROTOCOL)</td></tr>
<tr><td class="h"><a name="442"></a>442</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="443"></a>443</td><td></td><td></td><td></td><td></td><td class="s">Call C<socketpair> and return a list of two sockets created, or an</td></tr>
<tr><td class="h"><a name="444"></a>444</td><td></td><td></td><td></td><td></td><td class="s">empty list on failure.</td></tr>
<tr><td class="h"><a name="445"></a>445</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="446"></a>446</td><td></td><td></td><td></td><td></td><td class="s">=back</td></tr>
<tr><td class="h"><a name="447"></a>447</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="448"></a>448</td><td></td><td></td><td></td><td></td><td class="s">Additional methods that are provided are:</td></tr>
<tr><td class="h"><a name="449"></a>449</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="450"></a>450</td><td></td><td></td><td></td><td></td><td class="s">=over 4</td></tr>
<tr><td class="h"><a name="451"></a>451</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="452"></a>452</td><td></td><td></td><td></td><td></td><td class="s">=item atmark</td></tr>
<tr><td class="h"><a name="453"></a>453</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="454"></a>454</td><td></td><td></td><td></td><td></td><td class="s">True if the socket is currently positioned at the urgent data mark,</td></tr>
<tr><td class="h"><a name="455"></a>455</td><td></td><td></td><td></td><td></td><td class="s">false otherwise.</td></tr>
<tr><td class="h"><a name="456"></a>456</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="457"></a>457</td><td></td><td></td><td></td><td></td><td class="s"> use IO::Socket;</td></tr>
<tr><td class="h"><a name="458"></a>458</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="459"></a>459</td><td></td><td></td><td></td><td></td><td class="s"> my $sock = IO::Socket::INET->new('some_server');</td></tr>
<tr><td class="h"><a name="460"></a>460</td><td></td><td></td><td></td><td></td><td class="s"> $sock->read($data, 1024) until $sock->atmark;</td></tr>
<tr><td class="h"><a name="461"></a>461</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="462"></a>462</td><td></td><td></td><td></td><td></td><td class="s">Note: this is a reasonably new addition to the family of socket</td></tr>
<tr><td class="h"><a name="463"></a>463</td><td></td><td></td><td></td><td></td><td class="s">functions, so all systems may not support this yet. If it is</td></tr>
<tr><td class="h"><a name="464"></a>464</td><td></td><td></td><td></td><td></td><td class="s">unsupported by the system, an attempt to use this method will</td></tr>
<tr><td class="h"><a name="465"></a>465</td><td></td><td></td><td></td><td></td><td class="s">abort the program.</td></tr>
<tr><td class="h"><a name="466"></a>466</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="467"></a>467</td><td></td><td></td><td></td><td></td><td class="s">The atmark() functionality is also exportable as sockatmark() function:</td></tr>
<tr><td class="h"><a name="468"></a>468</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="469"></a>469</td><td></td><td></td><td></td><td></td><td class="s"> use IO::Socket 'sockatmark';</td></tr>
<tr><td class="h"><a name="470"></a>470</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="471"></a>471</td><td></td><td></td><td></td><td></td><td class="s">This allows for a more traditional use of sockatmark() as a procedural</td></tr>
<tr><td class="h"><a name="472"></a>472</td><td></td><td></td><td></td><td></td><td class="s">socket function. If your system does not support sockatmark(), the</td></tr>
<tr><td class="h"><a name="473"></a>473</td><td></td><td></td><td></td><td></td><td class="s">C<use> declaration will fail at compile time.</td></tr>
<tr><td class="h"><a name="474"></a>474</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="475"></a>475</td><td></td><td></td><td></td><td></td><td class="s">=item connected</td></tr>
<tr><td class="h"><a name="476"></a>476</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="477"></a>477</td><td></td><td></td><td></td><td></td><td class="s">If the socket is in a connected state the peer address is returned.</td></tr>
<tr><td class="h"><a name="478"></a>478</td><td></td><td></td><td></td><td></td><td class="s">If the socket is not in a connected state then undef will be returned.</td></tr>
<tr><td class="h"><a name="479"></a>479</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="480"></a>480</td><td></td><td></td><td></td><td></td><td class="s">=item protocol</td></tr>
<tr><td class="h"><a name="481"></a>481</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="482"></a>482</td><td></td><td></td><td></td><td></td><td class="s">Returns the numerical number for the protocol being used on the socket, if</td></tr>
<tr><td class="h"><a name="483"></a>483</td><td></td><td></td><td></td><td></td><td class="s">known. If the protocol is unknown, as with an AF_UNIX socket, zero</td></tr>
<tr><td class="h"><a name="484"></a>484</td><td></td><td></td><td></td><td></td><td class="s">is returned.</td></tr>
<tr><td class="h"><a name="485"></a>485</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="486"></a>486</td><td></td><td></td><td></td><td></td><td class="s">=item sockdomain</td></tr>
<tr><td class="h"><a name="487"></a>487</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="488"></a>488</td><td></td><td></td><td></td><td></td><td class="s">Returns the numerical number for the socket domain type. For example, for</td></tr>
<tr><td class="h"><a name="489"></a>489</td><td></td><td></td><td></td><td></td><td class="s">an AF_INET socket the value of &AF_INET will be returned.</td></tr>
<tr><td class="h"><a name="490"></a>490</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="491"></a>491</td><td></td><td></td><td></td><td></td><td class="s">=item sockopt(OPT [, VAL])</td></tr>
<tr><td class="h"><a name="492"></a>492</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="493"></a>493</td><td></td><td></td><td></td><td></td><td class="s">Unified method to both set and get options in the SOL_SOCKET level. If called</td></tr>
<tr><td class="h"><a name="494"></a>494</td><td></td><td></td><td></td><td></td><td class="s">with one argument then getsockopt is called, otherwise setsockopt is called.</td></tr>
<tr><td class="h"><a name="495"></a>495</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="496"></a>496</td><td></td><td></td><td></td><td></td><td class="s">=item socktype</td></tr>
<tr><td class="h"><a name="497"></a>497</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="498"></a>498</td><td></td><td></td><td></td><td></td><td class="s">Returns the numerical number for the socket type. For example, for</td></tr>
<tr><td class="h"><a name="499"></a>499</td><td></td><td></td><td></td><td></td><td class="s">a SOCK_STREAM socket the value of &SOCK_STREAM will be returned.</td></tr>
<tr><td class="h"><a name="500"></a>500</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="501"></a>501</td><td></td><td></td><td></td><td></td><td class="s">=item timeout([VAL])</td></tr>
<tr><td class="h"><a name="502"></a>502</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="503"></a>503</td><td></td><td></td><td></td><td></td><td class="s">Set or get the timeout value associated with this socket. If called without</td></tr>
<tr><td class="h"><a name="504"></a>504</td><td></td><td></td><td></td><td></td><td class="s">any arguments then the current setting is returned. If called with an argument</td></tr>
<tr><td class="h"><a name="505"></a>505</td><td></td><td></td><td></td><td></td><td class="s">the current setting is changed and the previous value returned.</td></tr>
<tr><td class="h"><a name="506"></a>506</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="507"></a>507</td><td></td><td></td><td></td><td></td><td class="s">=back</td></tr>
<tr><td class="h"><a name="508"></a>508</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="509"></a>509</td><td></td><td></td><td></td><td></td><td class="s">=head1 SEE ALSO</td></tr>
<tr><td class="h"><a name="510"></a>510</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="511"></a>511</td><td></td><td></td><td></td><td></td><td class="s">L<Socket>, L<IO::Handle>, L<IO::Socket::INET>, L<IO::Socket::UNIX></td></tr>
<tr><td class="h"><a name="512"></a>512</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="513"></a>513</td><td></td><td></td><td></td><td></td><td class="s">=head1 AUTHOR</td></tr>
<tr><td class="h"><a name="514"></a>514</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="515"></a>515</td><td></td><td></td><td></td><td></td><td class="s">Graham Barr. atmark() by Lincoln Stein. Currently maintained by the</td></tr>
<tr><td class="h"><a name="516"></a>516</td><td></td><td></td><td></td><td></td><td class="s">Perl Porters. Please report all bugs to <perl5-porters@perl.org>.</td></tr>
<tr><td class="h"><a name="517"></a>517</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="518"></a>518</td><td></td><td></td><td></td><td></td><td class="s">=head1 COPYRIGHT</td></tr>
<tr><td class="h"><a name="519"></a>519</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="520"></a>520</td><td></td><td></td><td></td><td></td><td class="s">Copyright (c) 1997-8 Graham Barr <gbarr@pobox.com>. All rights reserved.</td></tr>
<tr><td class="h"><a name="521"></a>521</td><td></td><td></td><td></td><td></td><td class="s">This program is free software; you can redistribute it and/or</td></tr>
<tr><td class="h"><a name="522"></a>522</td><td></td><td></td><td></td><td></td><td class="s">modify it under the same terms as Perl itself.</td></tr>
<tr><td class="h"><a name="523"></a>523</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="524"></a>524</td><td></td><td></td><td></td><td></td><td class="s">The atmark() implementation: Copyright 2001, Lincoln Stein <lstein@cshl.org>.</td></tr>
<tr><td class="h"><a name="525"></a>525</td><td></td><td></td><td></td><td></td><td class="s">This module is distributed under the same terms as Perl itself.</td></tr>
<tr><td class="h"><a name="526"></a>526</td><td></td><td></td><td></td><td></td><td class="s">Feel free to use, modify and redistribute it as long as you retain</td></tr>
<tr><td class="h"><a name="527"></a>527</td><td></td><td></td><td></td><td></td><td class="s">the correct attribution.</td></tr>
<tr><td class="h"><a name="528"></a>528</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="529"></a>529</td><td></td><td></td><td></td><td></td><td class="s">=cut</td></tr>
<tr><td class="h"><a name="IO__Socket__CORE_connect"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 194µs within IO::Socket::CORE:connect which was called 4 times, avg 49µs/call:
# 2 times (175µs+0s) by IO::Socket::connect at <a href="IO-Socket-pm-block.html#114">line 114 of IO/Socket.pm</a>, avg 87µs/call
# 2 times (20µs+0s) by IO::Socket::connect at <a href="IO-Socket-pm-block.html#121">line 121 of IO/Socket.pm</a>, avg 10µs/call</div></div>sub IO::Socket::CORE:connect; # xsub<br /> </td></tr>
<tr><td class="h"><a name="IO__Socket__CORE_getpeername"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 25µs within IO::Socket::CORE:getpeername which was called 2 times, avg 12µs/call:
# 2 times (25µs+0s) by IO::Socket::peername at <a href="IO-Socket-pm-block.html#252">line 252 of IO/Socket.pm</a>, avg 12µs/call</div></div>sub IO::Socket::CORE:getpeername; # xsub<br /> </td></tr>
<tr><td class="h"><a name="IO__Socket__CORE_pack"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 4µs within IO::Socket::CORE:pack which was called
# once (4µs+0s) by IO::Socket::INET::BEGIN@11 at <a href="IO-Socket-pm-block.html#303">line 303 of IO/Socket.pm</a></div></div>sub IO::Socket::CORE:pack; # xsub<br /> </td></tr>
<tr><td class="h"><a name="IO__Socket__CORE_socket"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 115µs within IO::Socket::CORE:socket which was called 2 times, avg 58µs/call:
# 2 times (115µs+0s) by IO::Socket::socket at <a href="IO-Socket-pm-block.html#80">line 80 of IO/Socket.pm</a>, avg 58µs/call</div></div>sub IO::Socket::CORE:socket; # xsub<br /> </td></tr>
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