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</script></head><body><div id="package-header"><ul class="links" id="page-menu"><li><a href="src/Network-BSD.html">Source</a></li><li><a href="index.html">Contents</a></li><li><a href="doc-index.html">Index</a></li></ul><p class="caption">network-2.6.3.1: Low-level networking interface</p></div><div id="content"><div id="module-header"><table class="info"><tr><th>Copyright</th><td>(c) The University of Glasgow 2001</td></tr><tr><th>License</th><td>BSD-style (see the file libraries/network/LICENSE)</td></tr><tr><th>Maintainer</th><td>libraries@haskell.org</td></tr><tr><th>Stability</th><td>experimental</td></tr><tr><th>Portability</th><td>non-portable</td></tr><tr><th>Safe Haskell</th><td>None</td></tr><tr><th>Language</th><td>Haskell98</td></tr></table><p class="caption">Network.BSD</p></div><div id="table-of-contents"><p class="caption">Contents</p><ul><li><a href="#g:1">Host names</a><ul><li><a href="#g:2">Low level functionality</a></li></ul></li><li><a href="#g:3">Service names</a><ul><li><a href="#g:4">Low level functionality</a></li></ul></li><li><a href="#g:5">Protocol names</a><ul><li><a href="#g:6">Low level functionality</a></li></ul></li><li><a href="#g:7">Port numbers</a></li><li><a href="#g:8">Network names</a><ul><li><a href="#g:9">Low level functionality</a></li></ul></li><li><a href="#g:10">Interface names</a></li></ul></div><div id="description"><p class="caption">Description</p><div class="doc"><p>The <a href="Network-BSD.html">Network.BSD</a> module defines Haskell bindings to network
programming functionality provided by BSD Unix derivatives.</p></div></div><div id="synopsis"><p id="control.syn" class="caption expander" onclick="toggleSection('syn')">Synopsis</p><ul id="section.syn" class="hide" onclick="toggleSection('syn')"><li class="src short"><span class="keyword">type</span> <a href="#t:HostName">HostName</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a></li><li class="src short"><a href="#v:getHostName">getHostName</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:HostName">HostName</a></li><li class="src short"><span class="keyword">data</span> <a href="#t:HostEntry">HostEntry</a> = <a href="#v:HostEntry">HostEntry</a> {<ul class="subs"><li><a href="#v:hostName">hostName</a> :: <a href="Network-BSD.html#t:HostName">HostName</a></li><li><a href="#v:hostAliases">hostAliases</a> :: [<a href="Network-BSD.html#t:HostName">HostName</a>]</li><li><a href="#v:hostFamily">hostFamily</a> :: <a href="Network-Socket-Internal.html#t:Family">Family</a></li><li><a href="#v:hostAddresses">hostAddresses</a> :: [<a href="Network-Socket-Internal.html#t:HostAddress">HostAddress</a>]</li></ul>}</li><li class="src short"><a href="#v:getHostByName">getHostByName</a> :: <a href="Network-BSD.html#t:HostName">HostName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a></li><li class="src short"><a href="#v:getHostByAddr">getHostByAddr</a> :: <a href="Network-Socket-Internal.html#t:Family">Family</a> -> <a href="Network-Socket-Internal.html#t:HostAddress">HostAddress</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a></li><li class="src short"><a href="#v:hostAddress">hostAddress</a> :: <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="Network-Socket-Internal.html#t:HostAddress">HostAddress</a></li><li class="src short"><a href="#v:getHostEntries">getHostEntries</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> [<a href="Network-BSD.html#t:HostEntry">HostEntry</a>]</li><li class="src short"><a href="#v:setHostEntry">setHostEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> ()</li><li class="src short"><a href="#v:getHostEntry">getHostEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a></li><li class="src short"><a href="#v:endHostEntry">endHostEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> ()</li><li class="src short"><span class="keyword">data</span> <a href="#t:ServiceEntry">ServiceEntry</a> = <a href="#v:ServiceEntry">ServiceEntry</a> {<ul class="subs"><li><a href="#v:serviceName">serviceName</a> :: <a href="Network-BSD.html#t:ServiceName">ServiceName</a></li><li><a href="#v:serviceAliases">serviceAliases</a> :: [<a href="Network-BSD.html#t:ServiceName">ServiceName</a>]</li><li><a href="#v:servicePort">servicePort</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a></li><li><a href="#v:serviceProtocol">serviceProtocol</a> :: <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a></li></ul>}</li><li class="src short"><span class="keyword">type</span> <a href="#t:ServiceName">ServiceName</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a></li><li class="src short"><a href="#v:getServiceByName">getServiceByName</a> :: <a href="Network-BSD.html#t:ServiceName">ServiceName</a> -> <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a></li><li class="src short"><a href="#v:getServiceByPort">getServiceByPort</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a></li><li class="src short"><a href="#v:getServicePortNumber">getServicePortNumber</a> :: <a href="Network-BSD.html#t:ServiceName">ServiceName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a></li><li class="src short"><a href="#v:getServiceEntries">getServiceEntries</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> [<a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a>]</li><li class="src short"><a href="#v:getServiceEntry">getServiceEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a></li><li class="src short"><a href="#v:setServiceEntry">setServiceEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> ()</li><li class="src short"><a href="#v:endServiceEntry">endServiceEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> ()</li><li class="src short"><span class="keyword">type</span> <a href="#t:ProtocolName">ProtocolName</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a></li><li class="src short"><span class="keyword">type</span> <a href="#t:ProtocolNumber">ProtocolNumber</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-C-Types.html#t:CInt">CInt</a></li><li class="src short"><span class="keyword">data</span> <a href="#t:ProtocolEntry">ProtocolEntry</a> = <a href="#v:ProtocolEntry">ProtocolEntry</a> {<ul class="subs"><li><a href="#v:protoName">protoName</a> :: <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a></li><li><a href="#v:protoAliases">protoAliases</a> :: [<a href="Network-BSD.html#t:ProtocolName">ProtocolName</a>]</li><li><a href="#v:protoNumber">protoNumber</a> :: <a href="Network-BSD.html#t:ProtocolNumber">ProtocolNumber</a></li></ul>}</li><li class="src short"><a href="#v:getProtocolByName">getProtocolByName</a> :: <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a></li><li class="src short"><a href="#v:getProtocolByNumber">getProtocolByNumber</a> :: <a href="Network-BSD.html#t:ProtocolNumber">ProtocolNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a></li><li class="src short"><a href="#v:getProtocolNumber">getProtocolNumber</a> :: <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ProtocolNumber">ProtocolNumber</a></li><li class="src short"><a href="#v:defaultProtocol">defaultProtocol</a> :: <a href="Network-BSD.html#t:ProtocolNumber">ProtocolNumber</a></li><li class="src short"><a href="#v:getProtocolEntries">getProtocolEntries</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> [<a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a>]</li><li class="src short"><a href="#v:setProtocolEntry">setProtocolEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> ()</li><li class="src short"><a href="#v:getProtocolEntry">getProtocolEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a></li><li class="src short"><a href="#v:endProtocolEntry">endProtocolEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> ()</li><li class="src short"><span class="keyword">data</span> <a href="#t:PortNumber">PortNumber</a></li><li class="src short"><span class="keyword">type</span> <a href="#t:NetworkName">NetworkName</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a></li><li class="src short"><span class="keyword">type</span> <a href="#t:NetworkAddr">NetworkAddr</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-C-Types.html#t:CULong">CULong</a></li><li class="src short"><span class="keyword">data</span> <a href="#t:NetworkEntry">NetworkEntry</a> = <a href="#v:NetworkEntry">NetworkEntry</a> {<ul class="subs"><li><a href="#v:networkName">networkName</a> :: <a href="Network-BSD.html#t:NetworkName">NetworkName</a></li><li><a href="#v:networkAliases">networkAliases</a> :: [<a href="Network-BSD.html#t:NetworkName">NetworkName</a>]</li><li><a href="#v:networkFamily">networkFamily</a> :: <a href="Network-Socket-Internal.html#t:Family">Family</a></li><li><a href="#v:networkAddress">networkAddress</a> :: <a href="Network-BSD.html#t:NetworkAddr">NetworkAddr</a></li></ul>}</li><li class="src short"><a href="#v:getNetworkByName">getNetworkByName</a> :: <a href="Network-BSD.html#t:NetworkName">NetworkName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a></li><li class="src short"><a href="#v:getNetworkByAddr">getNetworkByAddr</a> :: <a href="Network-BSD.html#t:NetworkAddr">NetworkAddr</a> -> <a href="Network-Socket-Internal.html#t:Family">Family</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a></li><li class="src short"><a href="#v:getNetworkEntries">getNetworkEntries</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> [<a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a>]</li><li class="src short"><a href="#v:setNetworkEntry">setNetworkEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> ()</li><li class="src short"><a href="#v:getNetworkEntry">getNetworkEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a></li><li class="src short"><a href="#v:endNetworkEntry">endNetworkEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> ()</li><li class="src short"><a href="#v:ifNameToIndex">ifNameToIndex</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> (<a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Maybe.html#t:Maybe">Maybe</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a>)</li></ul></div><div id="interface"><h1 id="g:1">Host names</h1><div class="top"><p class="src"><span class="keyword">type</span> <a id="t:HostName" class="def">HostName</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a> <a href="src/Network-Socket.html#HostName" class="link">Source</a> <a href="#t:HostName" class="selflink">#</a></p><div class="doc"><p>Either a host name e.g., <code>"haskell.org"</code> or a numeric host
address string consisting of a dotted decimal IPv4 address or an
IPv6 address e.g., <code>"192.168.0.1"</code>.</p></div></div><div class="top"><p class="src"><a id="v:getHostName" class="def">getHostName</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:HostName">HostName</a> <a href="src/Network-BSD.html#getHostName" class="link">Source</a> <a href="#v:getHostName" class="selflink">#</a></p><div class="doc"><p>Calling getHostName returns the standard host name for the current
processor, as set at boot time.</p></div></div><div class="top"><p class="src"><span class="keyword">data</span> <a id="t:HostEntry" class="def">HostEntry</a> <a href="src/Network-BSD.html#HostEntry" class="link">Source</a> <a href="#t:HostEntry" class="selflink">#</a></p><div class="subs constructors"><p class="caption">Constructors</p><table><tr><td class="src"><a id="v:HostEntry" class="def">HostEntry</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div class="subs fields"><p class="caption">Fields</p><ul><li><dfn class="src"><a id="v:hostName" class="def">hostName</a> :: <a href="Network-BSD.html#t:HostName">HostName</a></dfn><div class="doc empty"> </div></li><li><dfn class="src"><a id="v:hostAliases" class="def">hostAliases</a> :: [<a href="Network-BSD.html#t:HostName">HostName</a>]</dfn><div class="doc empty"> </div></li><li><dfn class="src"><a id="v:hostFamily" class="def">hostFamily</a> :: <a href="Network-Socket-Internal.html#t:Family">Family</a></dfn><div class="doc empty"> </div></li><li><dfn class="src"><a id="v:hostAddresses" class="def">hostAddresses</a> :: [<a href="Network-Socket-Internal.html#t:HostAddress">HostAddress</a>]</dfn><div class="doc empty"> </div></li></ul></div></td></tr></table></div><div class="subs instances"><p id="control.i:HostEntry" class="caption collapser" onclick="toggleSection('i:HostEntry')">Instances</p><div id="section.i:HostEntry" class="show"><table><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:HostEntry:Read:1" class="instance expander" onclick="toggleSection('i:id:HostEntry:Read:1')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Read.html#t:Read">Read</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a></span> <a href="src/Network-BSD.html#line-335" class="link">Source</a> <a href="#t:HostEntry" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:HostEntry:Read:1" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:readsPrec">readsPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadP.html#t:ReadS">ReadS</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> <a href="#v:readsPrec" class="selflink">#</a></p><p class="src"><a href="#v:readList">readList</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadP.html#t:ReadS">ReadS</a> [<a href="Network-BSD.html#t:HostEntry">HostEntry</a>] <a href="#v:readList" class="selflink">#</a></p><p class="src"><a href="#v:readPrec">readPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadPrec.html#t:ReadPrec">ReadPrec</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> <a href="#v:readPrec" class="selflink">#</a></p><p class="src"><a href="#v:readListPrec">readListPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadPrec.html#t:ReadPrec">ReadPrec</a> [<a href="Network-BSD.html#t:HostEntry">HostEntry</a>] <a href="#v:readListPrec" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:HostEntry:Show:2" class="instance expander" onclick="toggleSection('i:id:HostEntry:Show:2')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:Show">Show</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a></span> <a href="src/Network-BSD.html#line-335" class="link">Source</a> <a href="#t:HostEntry" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:HostEntry:Show:2" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:showsPrec">showsPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:ShowS">ShowS</a> <a href="#v:showsPrec" class="selflink">#</a></p><p class="src"><a href="#v:show">show</a> :: <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a> <a href="#v:show" class="selflink">#</a></p><p class="src"><a href="#v:showList">showList</a> :: [<a href="Network-BSD.html#t:HostEntry">HostEntry</a>] -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:ShowS">ShowS</a> <a href="#v:showList" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:HostEntry:Storable:3" class="instance expander" onclick="toggleSection('i:id:HostEntry:Storable:3')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Storable.html#t:Storable">Storable</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a></span> <a href="src/Network-BSD.html#line-337" class="link">Source</a> <a href="#t:HostEntry" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:HostEntry:Storable:3" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:sizeOf">sizeOf</a> :: <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> <a href="#v:sizeOf" class="selflink">#</a></p><p class="src"><a href="#v:alignment">alignment</a> :: <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> <a href="#v:alignment" class="selflink">#</a></p><p class="src"><a href="#v:peekElemOff">peekElemOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> <a href="#v:peekElemOff" class="selflink">#</a></p><p class="src"><a href="#v:pokeElemOff">pokeElemOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:pokeElemOff" class="selflink">#</a></p><p class="src"><a href="#v:peekByteOff">peekByteOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> b -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> <a href="#v:peekByteOff" class="selflink">#</a></p><p class="src"><a href="#v:pokeByteOff">pokeByteOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> b -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:pokeByteOff" class="selflink">#</a></p><p class="src"><a href="#v:peek">peek</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> <a href="#v:peek" class="selflink">#</a></p><p class="src"><a href="#v:poke">poke</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:poke" class="selflink">#</a></p></div></div></td></tr></table></div></div></div><div class="top"><p class="src"><a id="v:getHostByName" class="def">getHostByName</a> :: <a href="Network-BSD.html#t:HostName">HostName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> <a href="src/Network-BSD.html#getHostByName" class="link">Source</a> <a href="#v:getHostByName" class="selflink">#</a></p><div class="doc"><p>Resolve a <code><a href="Network-BSD.html#t:HostName">HostName</a></code> to IPv4 address.</p></div></div><div class="top"><p class="src"><a id="v:getHostByAddr" class="def">getHostByAddr</a> :: <a href="Network-Socket-Internal.html#t:Family">Family</a> -> <a href="Network-Socket-Internal.html#t:HostAddress">HostAddress</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> <a href="src/Network-BSD.html#getHostByAddr" class="link">Source</a> <a href="#v:getHostByAddr" class="selflink">#</a></p><div class="doc"><p>Get a <code><a href="Network-BSD.html#t:HostEntry">HostEntry</a></code> corresponding to the given address and family.
Note that only IPv4 is currently supported.</p></div></div><div class="top"><p class="src"><a id="v:hostAddress" class="def">hostAddress</a> :: <a href="Network-BSD.html#t:HostEntry">HostEntry</a> -> <a href="Network-Socket-Internal.html#t:HostAddress">HostAddress</a> <a href="src/Network-BSD.html#hostAddress" class="link">Source</a> <a href="#v:hostAddress" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:getHostEntries" class="def">getHostEntries</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> [<a href="Network-BSD.html#t:HostEntry">HostEntry</a>] <a href="src/Network-BSD.html#getHostEntries" class="link">Source</a> <a href="#v:getHostEntries" class="selflink">#</a></p></div><h2 id="g:2">Low level functionality</h2><div class="top"><p class="src"><a id="v:setHostEntry" class="def">setHostEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="src/Network-BSD.html#setHostEntry" class="link">Source</a> <a href="#v:setHostEntry" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:getHostEntry" class="def">getHostEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:HostEntry">HostEntry</a> <a href="src/Network-BSD.html#getHostEntry" class="link">Source</a> <a href="#v:getHostEntry" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:endHostEntry" class="def">endHostEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="src/Network-BSD.html#endHostEntry" class="link">Source</a> <a href="#v:endHostEntry" class="selflink">#</a></p></div><h1 id="g:3">Service names</h1><div class="top"><p class="src"><span class="keyword">data</span> <a id="t:ServiceEntry" class="def">ServiceEntry</a> <a href="src/Network-BSD.html#ServiceEntry" class="link">Source</a> <a href="#t:ServiceEntry" class="selflink">#</a></p><div class="subs constructors"><p class="caption">Constructors</p><table><tr><td class="src"><a id="v:ServiceEntry" class="def">ServiceEntry</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div class="subs fields"><p class="caption">Fields</p><ul><li><dfn class="src"><a id="v:serviceName" class="def">serviceName</a> :: <a href="Network-BSD.html#t:ServiceName">ServiceName</a></dfn><div class="doc empty"> </div></li><li><dfn class="src"><a id="v:serviceAliases" class="def">serviceAliases</a> :: [<a href="Network-BSD.html#t:ServiceName">ServiceName</a>]</dfn><div class="doc empty"> </div></li><li><dfn class="src"><a id="v:servicePort" class="def">servicePort</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a></dfn><div class="doc empty"> </div></li><li><dfn class="src"><a id="v:serviceProtocol" class="def">serviceProtocol</a> :: <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a></dfn><div class="doc empty"> </div></li></ul></div></td></tr></table></div><div class="subs instances"><p id="control.i:ServiceEntry" class="caption collapser" onclick="toggleSection('i:ServiceEntry')">Instances</p><div id="section.i:ServiceEntry" class="show"><table><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:ServiceEntry:Show:1" class="instance expander" onclick="toggleSection('i:id:ServiceEntry:Show:1')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:Show">Show</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a></span> <a href="src/Network-BSD.html#line-145" class="link">Source</a> <a href="#t:ServiceEntry" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:ServiceEntry:Show:1" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:showsPrec">showsPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:ShowS">ShowS</a> <a href="#v:showsPrec" class="selflink">#</a></p><p class="src"><a href="#v:show">show</a> :: <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a> <a href="#v:show" class="selflink">#</a></p><p class="src"><a href="#v:showList">showList</a> :: [<a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a>] -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:ShowS">ShowS</a> <a href="#v:showList" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:ServiceEntry:Storable:2" class="instance expander" onclick="toggleSection('i:id:ServiceEntry:Storable:2')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Storable.html#t:Storable">Storable</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a></span> <a href="src/Network-BSD.html#line-147" class="link">Source</a> <a href="#t:ServiceEntry" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:ServiceEntry:Storable:2" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:sizeOf">sizeOf</a> :: <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> <a href="#v:sizeOf" class="selflink">#</a></p><p class="src"><a href="#v:alignment">alignment</a> :: <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> <a href="#v:alignment" class="selflink">#</a></p><p class="src"><a href="#v:peekElemOff">peekElemOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> <a href="#v:peekElemOff" class="selflink">#</a></p><p class="src"><a href="#v:pokeElemOff">pokeElemOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:pokeElemOff" class="selflink">#</a></p><p class="src"><a href="#v:peekByteOff">peekByteOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> b -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> <a href="#v:peekByteOff" class="selflink">#</a></p><p class="src"><a href="#v:pokeByteOff">pokeByteOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> b -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:pokeByteOff" class="selflink">#</a></p><p class="src"><a href="#v:peek">peek</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> <a href="#v:peek" class="selflink">#</a></p><p class="src"><a href="#v:poke">poke</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> -> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:poke" class="selflink">#</a></p></div></div></td></tr></table></div></div></div><div class="top"><p class="src"><span class="keyword">type</span> <a id="t:ServiceName" class="def">ServiceName</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a> <a href="src/Network-Socket.html#ServiceName" class="link">Source</a> <a href="#t:ServiceName" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:getServiceByName" class="def">getServiceByName</a> :: <a href="Network-BSD.html#t:ServiceName">ServiceName</a> -> <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> <a href="src/Network-BSD.html#getServiceByName" class="link">Source</a> <a href="#v:getServiceByName" class="selflink">#</a></p><div class="doc"><p>Get service by name.</p></div></div><div class="top"><p class="src"><a id="v:getServiceByPort" class="def">getServiceByPort</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> <a href="src/Network-BSD.html#getServiceByPort" class="link">Source</a> <a href="#v:getServiceByPort" class="selflink">#</a></p><div class="doc"><p>Get the service given a <code><a href="Network-BSD.html#t:PortNumber">PortNumber</a></code> and <code><a href="Network-BSD.html#t:ProtocolName">ProtocolName</a></code>.</p></div></div><div class="top"><p class="src"><a id="v:getServicePortNumber" class="def">getServicePortNumber</a> :: <a href="Network-BSD.html#t:ServiceName">ServiceName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="src/Network-BSD.html#getServicePortNumber" class="link">Source</a> <a href="#v:getServicePortNumber" class="selflink">#</a></p><div class="doc"><p>Get the <code><a href="Network-BSD.html#t:PortNumber">PortNumber</a></code> corresponding to the <code><a href="Network-BSD.html#t:ServiceName">ServiceName</a></code>.</p></div></div><div class="top"><p class="src"><a id="v:getServiceEntries" class="def">getServiceEntries</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> [<a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a>] <a href="src/Network-BSD.html#getServiceEntries" class="link">Source</a> <a href="#v:getServiceEntries" class="selflink">#</a></p></div><h2 id="g:4">Low level functionality</h2><div class="top"><p class="src"><a id="v:getServiceEntry" class="def">getServiceEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ServiceEntry">ServiceEntry</a> <a href="src/Network-BSD.html#getServiceEntry" class="link">Source</a> <a href="#v:getServiceEntry" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:setServiceEntry" class="def">setServiceEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="src/Network-BSD.html#setServiceEntry" class="link">Source</a> <a href="#v:setServiceEntry" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:endServiceEntry" class="def">endServiceEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="src/Network-BSD.html#endServiceEntry" class="link">Source</a> <a href="#v:endServiceEntry" class="selflink">#</a></p></div><h1 id="g:5">Protocol names</h1><div class="top"><p class="src"><span class="keyword">type</span> <a id="t:ProtocolName" class="def">ProtocolName</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a> <a href="src/Network-BSD.html#ProtocolName" class="link">Source</a> <a href="#t:ProtocolName" class="selflink">#</a></p></div><div class="top"><p class="src"><span class="keyword">type</span> <a id="t:ProtocolNumber" class="def">ProtocolNumber</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-C-Types.html#t:CInt">CInt</a> <a href="src/Network-Socket-Types.html#ProtocolNumber" class="link">Source</a> <a href="#t:ProtocolNumber" class="selflink">#</a></p></div><div class="top"><p class="src"><span class="keyword">data</span> <a id="t:ProtocolEntry" class="def">ProtocolEntry</a> <a href="src/Network-BSD.html#ProtocolEntry" class="link">Source</a> <a href="#t:ProtocolEntry" class="selflink">#</a></p><div class="subs constructors"><p class="caption">Constructors</p><table><tr><td class="src"><a id="v:ProtocolEntry" class="def">ProtocolEntry</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div class="subs fields"><p class="caption">Fields</p><ul><li><dfn class="src"><a id="v:protoName" class="def">protoName</a> :: <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a></dfn><div class="doc empty"> </div></li><li><dfn class="src"><a id="v:protoAliases" class="def">protoAliases</a> :: [<a href="Network-BSD.html#t:ProtocolName">ProtocolName</a>]</dfn><div class="doc empty"> </div></li><li><dfn class="src"><a id="v:protoNumber" class="def">protoNumber</a> :: <a href="Network-BSD.html#t:ProtocolNumber">ProtocolNumber</a></dfn><div class="doc empty"> </div></li></ul></div></td></tr></table></div><div class="subs instances"><p id="control.i:ProtocolEntry" class="caption collapser" onclick="toggleSection('i:ProtocolEntry')">Instances</p><div id="section.i:ProtocolEntry" class="show"><table><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:ProtocolEntry:Read:1" class="instance expander" onclick="toggleSection('i:id:ProtocolEntry:Read:1')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Read.html#t:Read">Read</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a></span> <a href="src/Network-BSD.html#line-247" class="link">Source</a> <a href="#t:ProtocolEntry" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:ProtocolEntry:Read:1" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:readsPrec">readsPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadP.html#t:ReadS">ReadS</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> <a href="#v:readsPrec" class="selflink">#</a></p><p class="src"><a href="#v:readList">readList</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadP.html#t:ReadS">ReadS</a> [<a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a>] <a href="#v:readList" class="selflink">#</a></p><p class="src"><a href="#v:readPrec">readPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadPrec.html#t:ReadPrec">ReadPrec</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> <a href="#v:readPrec" class="selflink">#</a></p><p class="src"><a href="#v:readListPrec">readListPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadPrec.html#t:ReadPrec">ReadPrec</a> [<a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a>] <a href="#v:readListPrec" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:ProtocolEntry:Show:2" class="instance expander" onclick="toggleSection('i:id:ProtocolEntry:Show:2')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:Show">Show</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a></span> <a href="src/Network-BSD.html#line-247" class="link">Source</a> <a href="#t:ProtocolEntry" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:ProtocolEntry:Show:2" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:showsPrec">showsPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:ShowS">ShowS</a> <a href="#v:showsPrec" class="selflink">#</a></p><p class="src"><a href="#v:show">show</a> :: <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a> <a href="#v:show" class="selflink">#</a></p><p class="src"><a href="#v:showList">showList</a> :: [<a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a>] -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:ShowS">ShowS</a> <a href="#v:showList" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:ProtocolEntry:Storable:3" class="instance expander" onclick="toggleSection('i:id:ProtocolEntry:Storable:3')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Storable.html#t:Storable">Storable</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a></span> <a href="src/Network-BSD.html#line-249" class="link">Source</a> <a href="#t:ProtocolEntry" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:ProtocolEntry:Storable:3" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:sizeOf">sizeOf</a> :: <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> <a href="#v:sizeOf" class="selflink">#</a></p><p class="src"><a href="#v:alignment">alignment</a> :: <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> <a href="#v:alignment" class="selflink">#</a></p><p class="src"><a href="#v:peekElemOff">peekElemOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> <a href="#v:peekElemOff" class="selflink">#</a></p><p class="src"><a href="#v:pokeElemOff">pokeElemOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:pokeElemOff" class="selflink">#</a></p><p class="src"><a href="#v:peekByteOff">peekByteOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> b -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> <a href="#v:peekByteOff" class="selflink">#</a></p><p class="src"><a href="#v:pokeByteOff">pokeByteOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> b -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:pokeByteOff" class="selflink">#</a></p><p class="src"><a href="#v:peek">peek</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> <a href="#v:peek" class="selflink">#</a></p><p class="src"><a href="#v:poke">poke</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> -> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:poke" class="selflink">#</a></p></div></div></td></tr></table></div></div></div><div class="top"><p class="src"><a id="v:getProtocolByName" class="def">getProtocolByName</a> :: <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> <a href="src/Network-BSD.html#getProtocolByName" class="link">Source</a> <a href="#v:getProtocolByName" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:getProtocolByNumber" class="def">getProtocolByNumber</a> :: <a href="Network-BSD.html#t:ProtocolNumber">ProtocolNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> <a href="src/Network-BSD.html#getProtocolByNumber" class="link">Source</a> <a href="#v:getProtocolByNumber" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:getProtocolNumber" class="def">getProtocolNumber</a> :: <a href="Network-BSD.html#t:ProtocolName">ProtocolName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ProtocolNumber">ProtocolNumber</a> <a href="src/Network-BSD.html#getProtocolNumber" class="link">Source</a> <a href="#v:getProtocolNumber" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:defaultProtocol" class="def">defaultProtocol</a> :: <a href="Network-BSD.html#t:ProtocolNumber">ProtocolNumber</a> <a href="src/Network-Socket.html#defaultProtocol" class="link">Source</a> <a href="#v:defaultProtocol" class="selflink">#</a></p><div class="doc"><p>This is the default protocol for a given service.</p></div></div><div class="top"><p class="src"><a id="v:getProtocolEntries" class="def">getProtocolEntries</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> [<a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a>] <a href="src/Network-BSD.html#getProtocolEntries" class="link">Source</a> <a href="#v:getProtocolEntries" class="selflink">#</a></p></div><h2 id="g:6">Low level functionality</h2><div class="top"><p class="src"><a id="v:setProtocolEntry" class="def">setProtocolEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="src/Network-BSD.html#setProtocolEntry" class="link">Source</a> <a href="#v:setProtocolEntry" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:getProtocolEntry" class="def">getProtocolEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:ProtocolEntry">ProtocolEntry</a> <a href="src/Network-BSD.html#getProtocolEntry" class="link">Source</a> <a href="#v:getProtocolEntry" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:endProtocolEntry" class="def">endProtocolEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="src/Network-BSD.html#endProtocolEntry" class="link">Source</a> <a href="#v:endProtocolEntry" class="selflink">#</a></p></div><h1 id="g:7">Port numbers</h1><div class="top"><p class="src"><span class="keyword">data</span> <a id="t:PortNumber" class="def">PortNumber</a> <a href="src/Network-Socket-Types.html#PortNumber" class="link">Source</a> <a href="#t:PortNumber" class="selflink">#</a></p><div class="doc"><p>Use the <code>Num</code> instance (i.e. use a literal) to create a
<code>PortNumber</code> value with the correct network-byte-ordering. You
should not use the PortNum constructor. It will be removed in the
next release.</p><pre class="screen"><code class="prompt">>>> </code><strong class="userinput"><code>1 :: PortNumber
</code></strong>1
<code class="prompt">>>> </code><strong class="userinput"><code>read "1" :: PortNumber
</code></strong>1
</pre></div><div class="subs instances"><p id="control.i:PortNumber" class="caption collapser" onclick="toggleSection('i:PortNumber')">Instances</p><div id="section.i:PortNumber" class="show"><table><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:PortNumber:Enum:1" class="instance expander" onclick="toggleSection('i:id:PortNumber:Enum:1')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Prelude.html#t:Enum">Enum</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a></span> <a href="src/Network-Socket-Types.html#line-766" class="link">Source</a> <a href="#t:PortNumber" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:PortNumber:Enum:1" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:succ">succ</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:succ" class="selflink">#</a></p><p class="src"><a href="#v:pred">pred</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:pred" class="selflink">#</a></p><p class="src"><a href="#v:toEnum">toEnum</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:toEnum" class="selflink">#</a></p><p class="src"><a href="#v:fromEnum">fromEnum</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> <a href="#v:fromEnum" class="selflink">#</a></p><p class="src"><a href="#v:enumFrom">enumFrom</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> [<a href="Network-BSD.html#t:PortNumber">PortNumber</a>] <a href="#v:enumFrom" class="selflink">#</a></p><p class="src"><a href="#v:enumFromThen">enumFromThen</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> [<a href="Network-BSD.html#t:PortNumber">PortNumber</a>] <a href="#v:enumFromThen" class="selflink">#</a></p><p class="src"><a href="#v:enumFromTo">enumFromTo</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> [<a href="Network-BSD.html#t:PortNumber">PortNumber</a>] <a href="#v:enumFromTo" class="selflink">#</a></p><p class="src"><a href="#v:enumFromThenTo">enumFromThenTo</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> [<a href="Network-BSD.html#t:PortNumber">PortNumber</a>] <a href="#v:enumFromThenTo" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:PortNumber:Eq:2" class="instance expander" onclick="toggleSection('i:id:PortNumber:Eq:2')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Eq.html#t:Eq">Eq</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a></span> <a href="src/Network-Socket-Types.html#line-742" class="link">Source</a> <a href="#t:PortNumber" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:PortNumber:Eq:2" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:-61--61-">(==)</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> <a href="#v:-61--61-" class="selflink">#</a></p><p class="src"><a href="#v:-47--61-">(/=)</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> <a href="#v:-47--61-" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:PortNumber:Integral:3" class="instance expander" onclick="toggleSection('i:id:PortNumber:Integral:3')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Prelude.html#t:Integral">Integral</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a></span> <a href="src/Network-Socket-Types.html#line-783" class="link">Source</a> <a href="#t:PortNumber" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:PortNumber:Integral:3" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:quot">quot</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:quot" class="selflink">#</a></p><p class="src"><a href="#v:rem">rem</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:rem" class="selflink">#</a></p><p class="src"><a href="#v:div">div</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:div" class="selflink">#</a></p><p class="src"><a href="#v:mod">mod</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:mod" class="selflink">#</a></p><p class="src"><a href="#v:quotRem">quotRem</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> (<a href="Network-BSD.html#t:PortNumber">PortNumber</a>, <a href="Network-BSD.html#t:PortNumber">PortNumber</a>) <a href="#v:quotRem" class="selflink">#</a></p><p class="src"><a href="#v:divMod">divMod</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> (<a href="Network-BSD.html#t:PortNumber">PortNumber</a>, <a href="Network-BSD.html#t:PortNumber">PortNumber</a>) <a href="#v:divMod" class="selflink">#</a></p><p class="src"><a href="#v:toInteger">toInteger</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Prelude.html#t:Integer">Integer</a> <a href="#v:toInteger" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:PortNumber:Num:4" class="instance expander" onclick="toggleSection('i:id:PortNumber:Num:4')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Prelude.html#t:Num">Num</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a></span> <a href="src/Network-Socket-Types.html#line-770" class="link">Source</a> <a href="#t:PortNumber" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:PortNumber:Num:4" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:-43-">(+)</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:-43-" class="selflink">#</a></p><p class="src"><a href="#v:-45-">(-)</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:-45-" class="selflink">#</a></p><p class="src"><a href="#v:-42-">(*)</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:-42-" class="selflink">#</a></p><p class="src"><a href="#v:negate">negate</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:negate" class="selflink">#</a></p><p class="src"><a href="#v:abs">abs</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:abs" class="selflink">#</a></p><p class="src"><a href="#v:signum">signum</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:signum" class="selflink">#</a></p><p class="src"><a href="#v:fromInteger">fromInteger</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Prelude.html#t:Integer">Integer</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:fromInteger" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:PortNumber:Ord:5" class="instance expander" onclick="toggleSection('i:id:PortNumber:Ord:5')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Ord.html#t:Ord">Ord</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a></span> <a href="src/Network-Socket-Types.html#line-742" class="link">Source</a> <a href="#t:PortNumber" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:PortNumber:Ord:5" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:compare">compare</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Ord.html#t:Ordering">Ordering</a> <a href="#v:compare" class="selflink">#</a></p><p class="src"><a href="#v:-60-">(<)</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> <a href="#v:-60-" class="selflink">#</a></p><p class="src"><a href="#v:-60--61-">(<=)</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> <a href="#v:-60--61-" class="selflink">#</a></p><p class="src"><a href="#v:-62-">(>)</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> <a href="#v:-62-" class="selflink">#</a></p><p class="src"><a href="#v:-62--61-">(>=)</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> <a href="#v:-62--61-" class="selflink">#</a></p><p class="src"><a href="#v:max">max</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:max" class="selflink">#</a></p><p class="src"><a href="#v:min">min</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:min" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:PortNumber:Read:6" class="instance expander" onclick="toggleSection('i:id:PortNumber:Read:6')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Read.html#t:Read">Read</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a></span> <a href="src/Network-Socket-Types.html#line-752" class="link">Source</a> <a href="#t:PortNumber" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:PortNumber:Read:6" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:readsPrec">readsPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadP.html#t:ReadS">ReadS</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:readsPrec" class="selflink">#</a></p><p class="src"><a href="#v:readList">readList</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadP.html#t:ReadS">ReadS</a> [<a href="Network-BSD.html#t:PortNumber">PortNumber</a>] <a href="#v:readList" class="selflink">#</a></p><p class="src"><a href="#v:readPrec">readPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadPrec.html#t:ReadPrec">ReadPrec</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:readPrec" class="selflink">#</a></p><p class="src"><a href="#v:readListPrec">readListPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadPrec.html#t:ReadPrec">ReadPrec</a> [<a href="Network-BSD.html#t:PortNumber">PortNumber</a>] <a href="#v:readListPrec" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:PortNumber:Real:7" class="instance expander" onclick="toggleSection('i:id:PortNumber:Real:7')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Prelude.html#t:Real">Real</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a></span> <a href="src/Network-Socket-Types.html#line-780" class="link">Source</a> <a href="#t:PortNumber" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:PortNumber:Real:7" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:toRational">toRational</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Prelude.html#t:Rational">Rational</a> <a href="#v:toRational" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:PortNumber:Show:8" class="instance expander" onclick="toggleSection('i:id:PortNumber:Show:8')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:Show">Show</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a></span> <a href="src/Network-Socket-Types.html#line-749" class="link">Source</a> <a href="#t:PortNumber" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:PortNumber:Show:8" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:showsPrec">showsPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:ShowS">ShowS</a> <a href="#v:showsPrec" class="selflink">#</a></p><p class="src"><a href="#v:show">show</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a> <a href="#v:show" class="selflink">#</a></p><p class="src"><a href="#v:showList">showList</a> :: [<a href="Network-BSD.html#t:PortNumber">PortNumber</a>] -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:ShowS">ShowS</a> <a href="#v:showList" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:PortNumber:Storable:9" class="instance expander" onclick="toggleSection('i:id:PortNumber:Storable:9')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Storable.html#t:Storable">Storable</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a></span> <a href="src/Network-Socket-Types.html#line-788" class="link">Source</a> <a href="#t:PortNumber" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:PortNumber:Storable:9" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:sizeOf">sizeOf</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> <a href="#v:sizeOf" class="selflink">#</a></p><p class="src"><a href="#v:alignment">alignment</a> :: <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> <a href="#v:alignment" class="selflink">#</a></p><p class="src"><a href="#v:peekElemOff">peekElemOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:peekElemOff" class="selflink">#</a></p><p class="src"><a href="#v:pokeElemOff">pokeElemOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:pokeElemOff" class="selflink">#</a></p><p class="src"><a href="#v:peekByteOff">peekByteOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> b -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:peekByteOff" class="selflink">#</a></p><p class="src"><a href="#v:pokeByteOff">pokeByteOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> b -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:pokeByteOff" class="selflink">#</a></p><p class="src"><a href="#v:peek">peek</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> <a href="#v:peek" class="selflink">#</a></p><p class="src"><a href="#v:poke">poke</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="Network-BSD.html#t:PortNumber">PortNumber</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:poke" class="selflink">#</a></p></div></div></td></tr></table></div></div></div><h1 id="g:8">Network names</h1><div class="top"><p class="src"><span class="keyword">type</span> <a id="t:NetworkName" class="def">NetworkName</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a> <a href="src/Network-BSD.html#NetworkName" class="link">Source</a> <a href="#t:NetworkName" class="selflink">#</a></p></div><div class="top"><p class="src"><span class="keyword">type</span> <a id="t:NetworkAddr" class="def">NetworkAddr</a> = <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-C-Types.html#t:CULong">CULong</a> <a href="src/Network-BSD.html#NetworkAddr" class="link">Source</a> <a href="#t:NetworkAddr" class="selflink">#</a></p></div><div class="top"><p class="src"><span class="keyword">data</span> <a id="t:NetworkEntry" class="def">NetworkEntry</a> <a href="src/Network-BSD.html#NetworkEntry" class="link">Source</a> <a href="#t:NetworkEntry" class="selflink">#</a></p><div class="subs constructors"><p class="caption">Constructors</p><table><tr><td class="src"><a id="v:NetworkEntry" class="def">NetworkEntry</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div class="subs fields"><p class="caption">Fields</p><ul><li><dfn class="src"><a id="v:networkName" class="def">networkName</a> :: <a href="Network-BSD.html#t:NetworkName">NetworkName</a></dfn><div class="doc empty"> </div></li><li><dfn class="src"><a id="v:networkAliases" class="def">networkAliases</a> :: [<a href="Network-BSD.html#t:NetworkName">NetworkName</a>]</dfn><div class="doc empty"> </div></li><li><dfn class="src"><a id="v:networkFamily" class="def">networkFamily</a> :: <a href="Network-Socket-Internal.html#t:Family">Family</a></dfn><div class="doc empty"> </div></li><li><dfn class="src"><a id="v:networkAddress" class="def">networkAddress</a> :: <a href="Network-BSD.html#t:NetworkAddr">NetworkAddr</a></dfn><div class="doc empty"> </div></li></ul></div></td></tr></table></div><div class="subs instances"><p id="control.i:NetworkEntry" class="caption collapser" onclick="toggleSection('i:NetworkEntry')">Instances</p><div id="section.i:NetworkEntry" class="show"><table><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:NetworkEntry:Read:1" class="instance expander" onclick="toggleSection('i:id:NetworkEntry:Read:1')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Read.html#t:Read">Read</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a></span> <a href="src/Network-BSD.html#line-442" class="link">Source</a> <a href="#t:NetworkEntry" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:NetworkEntry:Read:1" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:readsPrec">readsPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadP.html#t:ReadS">ReadS</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> <a href="#v:readsPrec" class="selflink">#</a></p><p class="src"><a href="#v:readList">readList</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadP.html#t:ReadS">ReadS</a> [<a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a>] <a href="#v:readList" class="selflink">#</a></p><p class="src"><a href="#v:readPrec">readPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadPrec.html#t:ReadPrec">ReadPrec</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> <a href="#v:readPrec" class="selflink">#</a></p><p class="src"><a href="#v:readListPrec">readListPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-ParserCombinators-ReadPrec.html#t:ReadPrec">ReadPrec</a> [<a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a>] <a href="#v:readListPrec" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:NetworkEntry:Show:2" class="instance expander" onclick="toggleSection('i:id:NetworkEntry:Show:2')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:Show">Show</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a></span> <a href="src/Network-BSD.html#line-442" class="link">Source</a> <a href="#t:NetworkEntry" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:NetworkEntry:Show:2" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:showsPrec">showsPrec</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:ShowS">ShowS</a> <a href="#v:showsPrec" class="selflink">#</a></p><p class="src"><a href="#v:show">show</a> :: <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a> <a href="#v:show" class="selflink">#</a></p><p class="src"><a href="#v:showList">showList</a> :: [<a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a>] -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Text-Show.html#t:ShowS">ShowS</a> <a href="#v:showList" class="selflink">#</a></p></div></div></td></tr><tr><td class="src clearfix"><span class="inst-left"><span id="control.i:id:NetworkEntry:Storable:3" class="instance expander" onclick="toggleSection('i:id:NetworkEntry:Storable:3')"></span> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Storable.html#t:Storable">Storable</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a></span> <a href="src/Network-BSD.html#line-444" class="link">Source</a> <a href="#t:NetworkEntry" class="selflink">#</a></td><td class="doc empty"> </td></tr><tr><td colspan="2"><div id="section.i:id:NetworkEntry:Storable:3" class="inst-details hide"><div class="subs methods"><p class="caption">Methods</p><p class="src"><a href="#v:sizeOf">sizeOf</a> :: <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> <a href="#v:sizeOf" class="selflink">#</a></p><p class="src"><a href="#v:alignment">alignment</a> :: <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> <a href="#v:alignment" class="selflink">#</a></p><p class="src"><a href="#v:peekElemOff">peekElemOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> <a href="#v:peekElemOff" class="selflink">#</a></p><p class="src"><a href="#v:pokeElemOff">pokeElemOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:pokeElemOff" class="selflink">#</a></p><p class="src"><a href="#v:peekByteOff">peekByteOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> b -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> <a href="#v:peekByteOff" class="selflink">#</a></p><p class="src"><a href="#v:pokeByteOff">pokeByteOff</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> b -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a> -> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:pokeByteOff" class="selflink">#</a></p><p class="src"><a href="#v:peek">peek</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> <a href="#v:peek" class="selflink">#</a></p><p class="src"><a href="#v:poke">poke</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Foreign-Ptr.html#t:Ptr">Ptr</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> -> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="#v:poke" class="selflink">#</a></p></div></div></td></tr></table></div></div></div><div class="top"><p class="src"><a id="v:getNetworkByName" class="def">getNetworkByName</a> :: <a href="Network-BSD.html#t:NetworkName">NetworkName</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> <a href="src/Network-BSD.html#getNetworkByName" class="link">Source</a> <a href="#v:getNetworkByName" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:getNetworkByAddr" class="def">getNetworkByAddr</a> :: <a href="Network-BSD.html#t:NetworkAddr">NetworkAddr</a> -> <a href="Network-Socket-Internal.html#t:Family">Family</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> <a href="src/Network-BSD.html#getNetworkByAddr" class="link">Source</a> <a href="#v:getNetworkByAddr" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:getNetworkEntries" class="def">getNetworkEntries</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> [<a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a>] <a href="src/Network-BSD.html#getNetworkEntries" class="link">Source</a> <a href="#v:getNetworkEntries" class="selflink">#</a></p><div class="doc"><p>Get the list of network entries.</p></div></div><h2 id="g:9">Low level functionality</h2><div class="top"><p class="src"><a id="v:setNetworkEntry" class="def">setNetworkEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Bool.html#t:Bool">Bool</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="src/Network-BSD.html#setNetworkEntry" class="link">Source</a> <a href="#v:setNetworkEntry" class="selflink">#</a></p><div class="doc"><p>Open the network name database. The parameter specifies
whether a connection is maintained open between various
networkEntry calls</p></div></div><div class="top"><p class="src"><a id="v:getNetworkEntry" class="def">getNetworkEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> <a href="Network-BSD.html#t:NetworkEntry">NetworkEntry</a> <a href="src/Network-BSD.html#getNetworkEntry" class="link">Source</a> <a href="#v:getNetworkEntry" class="selflink">#</a></p></div><div class="top"><p class="src"><a id="v:endNetworkEntry" class="def">endNetworkEntry</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> () <a href="src/Network-BSD.html#endNetworkEntry" class="link">Source</a> <a href="#v:endNetworkEntry" class="selflink">#</a></p><div class="doc"><p>Close the connection to the network name database.</p></div></div><h1 id="g:10">Interface names</h1><div class="top"><p class="src"><a id="v:ifNameToIndex" class="def">ifNameToIndex</a> :: <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-String.html#t:String">String</a> -> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/System-IO.html#t:IO">IO</a> (<a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Maybe.html#t:Maybe">Maybe</a> <a href="file:///usr/share/doc/ghc-doc/html/libraries/base-4.9.0.0/Data-Int.html#t:Int">Int</a>) <a href="src/Network-BSD.html#ifNameToIndex" class="link">Source</a> <a href="#v:ifNameToIndex" class="selflink">#</a></p></div></div></div><div id="footer"><p>Produced by <a href="http://www.haskell.org/haddock/">Haddock</a> version 2.17.2</p></div></body></html>
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