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| <div class="titlepage"><div><div><h3 class="title"> |
| <a name="boost_asio.reference.ip__resolver_query_base"></a><a class="link" href="ip__resolver_query_base.html" title="ip::resolver_query_base">ip::resolver_query_base</a> |
| </h3></div></div></div> |
| <p> |
| The <a class="link" href="ip__resolver_query_base.html" title="ip::resolver_query_base"><code class="computeroutput"><span class="identifier">ip</span><span class="special">::</span><span class="identifier">resolver_query_base</span></code></a> |
| class is used as a base for the <a class="link" href="ip__basic_resolver_query.html" title="ip::basic_resolver_query"><code class="computeroutput"><span class="identifier">ip</span><span class="special">::</span><span class="identifier">basic_resolver_query</span></code></a> |
| class templates to provide a common place to define the flag constants. |
| </p> |
| <pre class="programlisting"><span class="keyword">class</span> <span class="identifier">resolver_query_base</span> |
| </pre> |
| <a name="boost_asio.reference.ip__resolver_query_base.types"></a><h5> |
| <a name="id1212004"></a> |
| <a class="link" href="ip__resolver_query_base.html#boost_asio.reference.ip__resolver_query_base.types">Types</a> |
| </h5> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
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| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| Name |
| </p> |
| </th> |
| <th> |
| <p> |
| Description |
| </p> |
| </th> |
| </tr></thead> |
| <tbody><tr> |
| <td> |
| <p> |
| <a class="link" href="ip__resolver_query_base/flags.html" title="ip::resolver_query_base::flags"><span class="bold"><strong>flags</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| A bitmask type (C++ Std [lib.bitmask.types]). |
| </p> |
| </td> |
| </tr></tbody> |
| </table></div> |
| <a name="boost_asio.reference.ip__resolver_query_base.protected_member_functions"></a><h5> |
| <a name="id1212092"></a> |
| <a class="link" href="ip__resolver_query_base.html#boost_asio.reference.ip__resolver_query_base.protected_member_functions">Protected |
| Member Functions</a> |
| </h5> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| Name |
| </p> |
| </th> |
| <th> |
| <p> |
| Description |
| </p> |
| </th> |
| </tr></thead> |
| <tbody><tr> |
| <td> |
| <p> |
| <a class="link" href="ip__resolver_query_base/_resolver_query_base.html" title="ip::resolver_query_base::~resolver_query_base"><span class="bold"><strong>~resolver_query_base</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| Protected destructor to prevent deletion through this type. |
| </p> |
| </td> |
| </tr></tbody> |
| </table></div> |
| <a name="boost_asio.reference.ip__resolver_query_base.data_members"></a><h5> |
| <a name="id1212148"></a> |
| <a class="link" href="ip__resolver_query_base.html#boost_asio.reference.ip__resolver_query_base.data_members">Data |
| Members</a> |
| </h5> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| Name |
| </p> |
| </th> |
| <th> |
| <p> |
| Description |
| </p> |
| </th> |
| </tr></thead> |
| <tbody> |
| <tr> |
| <td> |
| <p> |
| <a class="link" href="ip__resolver_query_base/address_configured.html" title="ip::resolver_query_base::address_configured"><span class="bold"><strong>address_configured</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| Only return IPv4 addresses if a non-loopback IPv4 address is configured |
| for the system. Only return IPv6 addresses if a non-loopback IPv6 |
| address is configured for the system. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <a class="link" href="ip__resolver_query_base/all_matching.html" title="ip::resolver_query_base::all_matching"><span class="bold"><strong>all_matching</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| If used with v4_mapped, return all matching IPv6 and IPv4 addresses. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <a class="link" href="ip__resolver_query_base/canonical_name.html" title="ip::resolver_query_base::canonical_name"><span class="bold"><strong>canonical_name</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| Determine the canonical name of the host specified in the query. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <a class="link" href="ip__resolver_query_base/numeric_host.html" title="ip::resolver_query_base::numeric_host"><span class="bold"><strong>numeric_host</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| Host name should be treated as a numeric string defining an IPv4 |
| or IPv6 address and no name resolution should be attempted. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <a class="link" href="ip__resolver_query_base/numeric_service.html" title="ip::resolver_query_base::numeric_service"><span class="bold"><strong>numeric_service</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| Service name should be treated as a numeric string defining a port |
| number and no name resolution should be attempted. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <a class="link" href="ip__resolver_query_base/passive.html" title="ip::resolver_query_base::passive"><span class="bold"><strong>passive</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| Indicate that returned endpoint is intended for use as a locally |
| bound socket endpoint. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <a class="link" href="ip__resolver_query_base/v4_mapped.html" title="ip::resolver_query_base::v4_mapped"><span class="bold"><strong>v4_mapped</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| If the query protocol family is specified as IPv6, return IPv4-mapped |
| IPv6 addresses on finding no IPv6 addresses. |
| </p> |
| </td> |
| </tr> |
| </tbody> |
| </table></div> |
| <a name="boost_asio.reference.ip__resolver_query_base.requirements"></a><h5> |
| <a name="id1212457"></a> |
| <a class="link" href="ip__resolver_query_base.html#boost_asio.reference.ip__resolver_query_base.requirements">Requirements</a> |
| </h5> |
| <p> |
| <span class="bold"><strong>Header: </strong></span><code class="literal">boost/asio/ip/resolver_query_base.hpp</code> |
| </p> |
| <p> |
| <span class="bold"><strong>Convenience header: </strong></span><code class="literal">boost/asio.hpp</code> |
| </p> |
| </div> |
| <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> |
| <td align="left"></td> |
| <td align="right"><div class="copyright-footer">Copyright © 2003 - 2010 Christopher M. Kohlhoff<p> |
| Distributed under the Boost Software License, Version 1.0. (See accompanying |
| 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>) |
| </p> |
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