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419 lines
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<title>ip::icmp::resolver</title>
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<div class="section">
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<div class="titlepage"><div><div><h4 class="title">
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<a name="asio.reference.ip__icmp.resolver"></a><a class="link" href="resolver.html" title="ip::icmp::resolver">ip::icmp::resolver</a>
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</h4></div></div></div>
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<p>
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<a class="indexterm" name="asio.indexterm.ip__icmp.resolver"></a>
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The ICMP resolver type.
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</p>
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<pre class="programlisting"><span class="keyword">typedef</span> <span class="identifier">basic_resolver</span><span class="special"><</span> <span class="identifier">icmp</span> <span class="special">></span> <span class="identifier">resolver</span><span class="special">;</span>
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</pre>
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<h6>
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<a name="asio.reference.ip__icmp.resolver.h0"></a>
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<span><a name="asio.reference.ip__icmp.resolver.types"></a></span><a class="link" href="resolver.html#asio.reference.ip__icmp.resolver.types">Types</a>
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</h6>
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<div class="informaltable"><table class="table">
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Name
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Description
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</tr></thead>
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<a class="link" href="../ip__basic_resolver__rebind_executor.html" title="ip::basic_resolver::rebind_executor"><span class="bold"><strong>rebind_executor</strong></span></a>
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Rebinds the resolver type to another executor.
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<p>
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<a class="link" href="../ip__basic_resolver/endpoint_type.html" title="ip::basic_resolver::endpoint_type"><span class="bold"><strong>endpoint_type</strong></span></a>
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The endpoint type.
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<a class="link" href="../ip__basic_resolver/executor_type.html" title="ip::basic_resolver::executor_type"><span class="bold"><strong>executor_type</strong></span></a>
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The type of the executor associated with the object.
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<a class="link" href="../ip__basic_resolver/flags.html" title="ip::basic_resolver::flags"><span class="bold"><strong>flags</strong></span></a>
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<p>
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A bitmask type (C++ Std [lib.bitmask.types]).
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<a class="link" href="../ip__basic_resolver/iterator.html" title="ip::basic_resolver::iterator"><span class="bold"><strong>iterator</strong></span></a>
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</p>
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<p>
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(Deprecated.) The iterator type.
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<p>
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<a class="link" href="../ip__basic_resolver/protocol_type.html" title="ip::basic_resolver::protocol_type"><span class="bold"><strong>protocol_type</strong></span></a>
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</p>
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</td>
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The protocol type.
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</p>
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<a class="link" href="../ip__basic_resolver/query.html" title="ip::basic_resolver::query"><span class="bold"><strong>query</strong></span></a>
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(Deprecated.) The query type.
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<a class="link" href="../ip__basic_resolver/results_type.html" title="ip::basic_resolver::results_type"><span class="bold"><strong>results_type</strong></span></a>
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</p>
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</td>
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<p>
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The results type.
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</p>
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</td>
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</tr>
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</tbody>
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</table></div>
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<h6>
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<a name="asio.reference.ip__icmp.resolver.h1"></a>
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<span><a name="asio.reference.ip__icmp.resolver.member_functions"></a></span><a class="link" href="resolver.html#asio.reference.ip__icmp.resolver.member_functions">Member
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Functions</a>
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</h6>
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<div class="informaltable"><table class="table">
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Name
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Description
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<a class="link" href="../ip__basic_resolver/async_resolve.html" title="ip::basic_resolver::async_resolve"><span class="bold"><strong>async_resolve</strong></span></a>
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<p>
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(Deprecated: Use overload with separate host and service parameters.)
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Asynchronously perform forward resolution of a query to a list
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of entries. <br> <span class="silver"> —</span><br> Asynchronously perform forward resolution
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of a query to a list of entries. <br> <span class="silver"> —</span><br> Asynchronously
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perform reverse resolution of an endpoint to a list of entries.
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</p>
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<p>
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<a class="link" href="../ip__basic_resolver/basic_resolver.html" title="ip::basic_resolver::basic_resolver"><span class="bold"><strong>basic_resolver</strong></span></a> <span class="silver">[constructor]</span>
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</p>
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Construct with executor. <br> <span class="silver"> —</span><br> Construct with execution
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context. <br> <span class="silver"> —</span><br> Move-construct a basic_resolver from another.
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</p>
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<a class="link" href="../ip__basic_resolver/cancel.html" title="ip::basic_resolver::cancel"><span class="bold"><strong>cancel</strong></span></a>
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Cancel any asynchronous operations that are waiting on the resolver.
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</p>
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<p>
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<a class="link" href="../ip__basic_resolver/get_executor.html" title="ip::basic_resolver::get_executor"><span class="bold"><strong>get_executor</strong></span></a>
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</p>
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<td>
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Get the executor associated with the object.
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</p>
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<a class="link" href="../ip__basic_resolver/operator_eq_.html" title="ip::basic_resolver::operator="><span class="bold"><strong>operator=</strong></span></a>
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</p>
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Move-assign a basic_resolver from another.
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</p>
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<a class="link" href="../ip__basic_resolver/resolve.html" title="ip::basic_resolver::resolve"><span class="bold"><strong>resolve</strong></span></a>
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</p>
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(Deprecated: Use overload with separate host and service parameters.)
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Perform forward resolution of a query to a list of entries.
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<br> <span class="silver"> —</span><br> Perform forward resolution of a query to a list
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of entries. <br> <span class="silver"> —</span><br> Perform reverse resolution of an endpoint
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to a list of entries.
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</p>
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</td>
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</tr>
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<td>
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<p>
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<a class="link" href="../ip__basic_resolver/_basic_resolver.html" title="ip::basic_resolver::~basic_resolver"><span class="bold"><strong>~basic_resolver</strong></span></a> <span class="silver">[destructor]</span>
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</p>
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</td>
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<td>
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<p>
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Destroys the resolver.
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</p>
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</td>
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</tbody>
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</table></div>
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<h6>
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<a name="asio.reference.ip__icmp.resolver.h2"></a>
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<span><a name="asio.reference.ip__icmp.resolver.data_members"></a></span><a class="link" href="resolver.html#asio.reference.ip__icmp.resolver.data_members">Data
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Members</a>
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</h6>
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<div class="informaltable"><table class="table">
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<colgroup>
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<col>
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<thead><tr>
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Name
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Description
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</p>
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</th>
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</tr></thead>
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<p>
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<a class="link" href="../ip__basic_resolver/address_configured.html" title="ip::basic_resolver::address_configured"><span class="bold"><strong>address_configured</strong></span></a> <span class="silver">[static]</span>
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</p>
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</td>
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<p>
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Only return IPv4 addresses if a non-loopback IPv4 address is
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configured for the system. Only return IPv6 addresses if a non-loopback
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IPv6 address is configured for the system.
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</p>
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<a class="link" href="../ip__basic_resolver/all_matching.html" title="ip::basic_resolver::all_matching"><span class="bold"><strong>all_matching</strong></span></a> <span class="silver">[static]</span>
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</p>
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</td>
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<td>
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<p>
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If used with v4_mapped, return all matching IPv6 and IPv4 addresses.
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</p>
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<a class="link" href="../ip__basic_resolver/canonical_name.html" title="ip::basic_resolver::canonical_name"><span class="bold"><strong>canonical_name</strong></span></a> <span class="silver">[static]</span>
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</p>
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</td>
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<td>
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<p>
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Determine the canonical name of the host specified in the query.
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</p>
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<p>
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<a class="link" href="../ip__basic_resolver/numeric_host.html" title="ip::basic_resolver::numeric_host"><span class="bold"><strong>numeric_host</strong></span></a> <span class="silver">[static]</span>
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</p>
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</td>
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<td>
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<p>
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Host name should be treated as a numeric string defining an IPv4
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or IPv6 address and no name resolution should be attempted.
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</p>
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<a class="link" href="../ip__basic_resolver/numeric_service.html" title="ip::basic_resolver::numeric_service"><span class="bold"><strong>numeric_service</strong></span></a> <span class="silver">[static]</span>
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</p>
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</td>
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<td>
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<p>
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Service name should be treated as a numeric string defining a
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port number and no name resolution should be attempted.
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</p>
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</td>
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<p>
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<a class="link" href="../ip__basic_resolver/passive.html" title="ip::basic_resolver::passive"><span class="bold"><strong>passive</strong></span></a> <span class="silver">[static]</span>
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</p>
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</td>
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<td>
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<p>
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Indicate that returned endpoint is intended for use as a locally
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bound socket endpoint.
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</p>
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</td>
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<tr>
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<td>
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<p>
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<a class="link" href="../ip__basic_resolver/v4_mapped.html" title="ip::basic_resolver::v4_mapped"><span class="bold"><strong>v4_mapped</strong></span></a> <span class="silver">[static]</span>
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</p>
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</td>
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<td>
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<p>
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If the query protocol family is specified as IPv6, return IPv4-mapped
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IPv6 addresses on finding no IPv6 addresses.
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</p>
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</td>
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</tr>
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</tbody>
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</table></div>
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<p>
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The <a class="link" href="../ip__basic_resolver.html" title="ip::basic_resolver"><code class="computeroutput"><span class="identifier">ip</span><span class="special">::</span><span class="identifier">basic_resolver</span></code></a>
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class template provides the ability to resolve a query to a list of endpoints.
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</p>
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<h6>
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<a name="asio.reference.ip__icmp.resolver.h3"></a>
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<span><a name="asio.reference.ip__icmp.resolver.thread_safety"></a></span><a class="link" href="resolver.html#asio.reference.ip__icmp.resolver.thread_safety">Thread
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Safety</a>
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</h6>
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<p>
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<span class="emphasis"><em>Distinct</em></span> <span class="emphasis"><em>objects:</em></span> Safe.
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</p>
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<p>
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<span class="emphasis"><em>Shared</em></span> <span class="emphasis"><em>objects:</em></span> Unsafe.
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</p>
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<h6>
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<a name="asio.reference.ip__icmp.resolver.h4"></a>
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<span><a name="asio.reference.ip__icmp.resolver.requirements"></a></span><a class="link" href="resolver.html#asio.reference.ip__icmp.resolver.requirements">Requirements</a>
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</h6>
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<p>
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<span class="emphasis"><em>Header: </em></span><code class="literal">asio/ip/icmp.hpp</code>
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</p>
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<p>
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<span class="emphasis"><em>Convenience header: </em></span><code class="literal">asio.hpp</code>
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</p>
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</div>
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<div class="copyright-footer">Copyright © 2003-2023 Christopher M. Kohlhoff<p>
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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</p>
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</div>
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<hr>
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<div class="spirit-nav">
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<a accesskey="p" href="protocol.html"><img src="../../../prev.png" alt="Prev"></a><a accesskey="u" href="../ip__icmp.html"><img src="../../../up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../home.png" alt="Home"></a><a accesskey="n" href="socket.html"><img src="../../../next.png" alt="Next"></a>
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