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27 <a name="boost_asio.reference.ip__basic_resolver_query.basic_resolver_query.overload2"></a><a class="link" href="overload2.html" title="ip::basic_resolver_query::basic_resolver_query (2 of 4 overloads)">ip::basic_resolver_query::basic_resolver_query
28           (2 of 4 overloads)</a>
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30 <p>
31             Construct with specified service name for a given protocol.
32           </p>
33 <pre class="programlisting"><span class="identifier">basic_resolver_query</span><span class="special">(</span>
34     <span class="keyword">const</span> <span class="identifier">protocol_type</span> <span class="special">&amp;</span> <span class="identifier">protocol</span><span class="special">,</span>
35     <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="special">&amp;</span> <span class="identifier">service</span><span class="special">,</span>
36     <span class="identifier">resolver_query_base</span><span class="special">::</span><span class="identifier">flags</span> <span class="identifier">resolve_flags</span> <span class="special">=</span> <span class="identifier">passive</span><span class="special">|</span><span class="identifier">address_configured</span><span class="special">);</span>
37 </pre>
38 <p>
39             This constructor is typically used to perform name resolution for local
40             service binding with a specific protocol version.
41           </p>
42 <h6>
43 <a name="boost_asio.reference.ip__basic_resolver_query.basic_resolver_query.overload2.h0"></a>
44             <span class="phrase"><a name="boost_asio.reference.ip__basic_resolver_query.basic_resolver_query.overload2.parameters"></a></span><a class="link" href="overload2.html#boost_asio.reference.ip__basic_resolver_query.basic_resolver_query.overload2.parameters">Parameters</a>
45           </h6>
46 <div class="variablelist">
47 <p class="title"><b></b></p>
48 <dl class="variablelist">
49 <dt><span class="term">protocol</span></dt>
50 <dd><p>
51                   A protocol object, normally representing either the IPv4 or IPv6
52                   version of an internet protocol.
53                 </p></dd>
54 <dt><span class="term">service</span></dt>
55 <dd><p>
56                   A string identifying the requested service. This may be a descriptive
57                   name or a numeric string corresponding to a port number.
58                 </p></dd>
59 <dt><span class="term">resolve_flags</span></dt>
60 <dd><p>
61                   A set of flags that determine how name resolution should be performed.
62                   The default flags are suitable for local service binding.
63                 </p></dd>
64 </dl>
65 </div>
66 <h6>
67 <a name="boost_asio.reference.ip__basic_resolver_query.basic_resolver_query.overload2.h1"></a>
68             <span class="phrase"><a name="boost_asio.reference.ip__basic_resolver_query.basic_resolver_query.overload2.remarks"></a></span><a class="link" href="overload2.html#boost_asio.reference.ip__basic_resolver_query.basic_resolver_query.overload2.remarks">Remarks</a>
69           </h6>
70 <p>
71             On POSIX systems, service names are typically defined in the file <code class="computeroutput"><span class="special">/</span><span class="identifier">etc</span><span class="special">/</span><span class="identifier">services</span></code>.
72             On Windows, service names may be found in the file <code class="computeroutput"><span class="identifier">c</span><span class="special">:\</span><span class="identifier">windows</span><span class="special">\</span><span class="identifier">system32</span><span class="special">\</span><span class="identifier">drivers</span><span class="special">\</span><span class="identifier">etc</span><span class="special">\</span><span class="identifier">services</span></code>.
73             Operating systems may use additional locations when resolving service
74             names.
75           </p>
76 </div>
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