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<?xml version="1.0" encoding="utf-8" ?>
<!DOCTYPE erlref SYSTEM "erlref.dtd">
<erlref>
<header>
<copyright>
<year>2018</year><year>2018</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
</legalnotice>
<title>net</title>
<prepared></prepared>
<docno></docno>
<date></date>
<rev></rev>
<file>net.xml</file>
</header>
<module since="OTP 22.0">net</module>
<modulesummary>Network interface.</modulesummary>
<description>
<p>This module provides an API for the network interface.</p>
</description>
<datatypes>
<datatype>
<name name="address_info"/>
</datatype>
<datatype>
<name name="name_info"/>
</datatype>
<datatype>
<name name="name_info_flags"/>
</datatype>
<datatype>
<name name="name_info_flag"/>
</datatype>
<datatype>
<name name="name_info_flag_ext"/>
</datatype>
<datatype>
<name name="network_interface_name"/>
</datatype>
<datatype>
<name name="network_interface_index"/>
</datatype>
</datatypes>
<funcs>
<func>
<name name="gethostname" arity="0"/>
<fsummary>Get hostname.</fsummary>
<desc>
<p>Returns the name of the current host.</p>
</desc>
</func>
<func>
<name name="getnameinfo" arity="1" since="OTP 22.0"/>
<name name="getnameinfo" arity="2" since="OTP 22.0"/>
<fsummary>Address-to-name transaltion.</fsummary>
<desc>
<p>Address-to-name translation in a protocol-independant manner.</p>
<p>This function is the inverse of
<seealso marker="#getaddrinfo/1"><c>getaddrinfo</c></seealso>.
It converts a socket address to a corresponding host and service.</p>
</desc>
</func>
<func>
<name name="getaddrinfo" arity="1" since="OTP 22.0"/>
<name name="getaddrinfo" arity="2" clause_i="1" since="OTP 22.0"/>
<name name="getaddrinfo" arity="2" clause_i="2" since="OTP 22.0"/>
<name name="getaddrinfo" arity="2" clause_i="3" since="OTP 22.0"/>
<fsummary>Network address and service transation.</fsummary>
<desc>
<p>Network address and service translation.</p>
<p>This function is the inverse of
<seealso marker="#getnameinfo/1"><c>getnameinfo</c></seealso>.
It converts host and service to a corresponding socket address.</p>
<p>One of the <c>Host</c> and <c>Service</c> may be <c>undefined</c>
but <em>not</em> both.</p>
</desc>
</func>
<func>
<name name="if_name2index" arity="1" since="OTP 22.0"/>
<fsummary>Mappings between network interface names and indexes.</fsummary>
<desc>
<p>Mappings between network interface names and indexes.</p>
</desc>
</func>
<func>
<name name="if_index2name" arity="1" since="OTP 22.0"/>
<fsummary>Mappings between network interface index and names.</fsummary>
<desc>
<p>Mappings between network interface index and names.</p>
</desc>
</func>
<func>
<name name="if_names" arity="0" since="OTP 22.0"/>
<fsummary>Get network interface names and indexes.</fsummary>
<desc>
<p>Get network interface names and indexes.</p>
</desc>
</func>
</funcs>
</erlref>
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