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<div id="projectbrief">Windows Win32 API using Standard C++</div>
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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_6f50bb204833d887b928571856c82fbe.html">WinStd</a></li> </ul>
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<div class="headertitle"><div class="title">WinSock2.h</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/*</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> SPDX-License-Identifier: MIT</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> Copyright © 1991-2024 Amebis</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> Copyright © 2016 GÉANT</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">*/</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span> </div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span> </div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include &quot;Common.h&quot;</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include &lt;WinSock2.h&gt;</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include &lt;ws2def.h&gt;</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include &lt;WS2tcpip.h&gt;</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="keyword">namespace </span>winstd</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span>{</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> </div>
<div class="foldopen" id="foldopen00024" data-start="{" data-end="};">
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"><a class="line" href="classwinstd_1_1ws2__runtime__error.html"> 24</a></span> <span class="keyword">class </span><a class="code hl_class" href="classwinstd_1_1ws2__runtime__error.html">ws2_runtime_error</a> : <span class="keyword">public</span> <a class="code hl_class" href="classwinstd_1_1num__runtime__error.html">num_runtime_error</a>&lt;int&gt;</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> {</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">public</span>:</div>
<div class="foldopen" id="foldopen00032" data-start="{" data-end="}">
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"><a class="line" href="classwinstd_1_1ws2__runtime__error.html#a3044648392aca11ab4966efa338670a1"> 32</a></span> <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#a3044648392aca11ab4966efa338670a1">ws2_runtime_error</a>(_In_ <a class="code hl_typedef" href="classwinstd_1_1num__runtime__error.html#ac251f4b79b67a800dcd108fedb58d5b5">error_type</a> num) : <a class="code hl_class" href="classwinstd_1_1num__runtime__error.html">num_runtime_error</a>&lt;int&gt;(num, <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#afedaedd3400dc4eeb6c3ec61459dec10">message</a>(num))</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> {}</div>
</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="foldopen" id="foldopen00041" data-start="{" data-end="}">
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"><a class="line" href="classwinstd_1_1ws2__runtime__error.html#aa6ed38106310751800eca077c2fcb71a"> 41</a></span> <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#aa6ed38106310751800eca077c2fcb71a">ws2_runtime_error</a>(_In_ <a class="code hl_typedef" href="classwinstd_1_1num__runtime__error.html#ac251f4b79b67a800dcd108fedb58d5b5">error_type</a> num, _In_ <span class="keyword">const</span> std::string&amp; msg) : <a class="code hl_class" href="classwinstd_1_1num__runtime__error.html">num_runtime_error</a>&lt;int&gt;(num, msg + <span class="stringliteral">&quot;: &quot;</span> + <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#afedaedd3400dc4eeb6c3ec61459dec10">message</a>(num))</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> {}</div>
</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="foldopen" id="foldopen00050" data-start="{" data-end="}">
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"><a class="line" href="classwinstd_1_1ws2__runtime__error.html#ab2c3f82f793f5d2e225cf969b6246c97"> 50</a></span> <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#ab2c3f82f793f5d2e225cf969b6246c97">ws2_runtime_error</a>(_In_ <a class="code hl_typedef" href="classwinstd_1_1num__runtime__error.html#ac251f4b79b67a800dcd108fedb58d5b5">error_type</a> num, _In_z_ <span class="keyword">const</span> <span class="keywordtype">char</span> *msg) : <a class="code hl_class" href="classwinstd_1_1num__runtime__error.html">num_runtime_error</a>&lt;int&gt;(num, std::string(msg) + <span class="stringliteral">&quot;: &quot;</span> + <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#afedaedd3400dc4eeb6c3ec61459dec10">message</a>(num))</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> {}</div>
</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> </div>
<div class="foldopen" id="foldopen00056" data-start="{" data-end="}">
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"><a class="line" href="classwinstd_1_1ws2__runtime__error.html#a953b8d4d69d6c394aefd398d4aca40ed"> 56</a></span> <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#a953b8d4d69d6c394aefd398d4aca40ed">ws2_runtime_error</a>() : <a class="code hl_class" href="classwinstd_1_1num__runtime__error.html">num_runtime_error</a>&lt;int&gt;(WSAGetLastError(), <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#afedaedd3400dc4eeb6c3ec61459dec10">message</a>(WSAGetLastError()))</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> {}</div>
</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="foldopen" id="foldopen00064" data-start="{" data-end="}">
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"><a class="line" href="classwinstd_1_1ws2__runtime__error.html#ae7914ed1c76d543399992573bc580b4e"> 64</a></span> <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#ae7914ed1c76d543399992573bc580b4e">ws2_runtime_error</a>(_In_ <span class="keyword">const</span> std::string&amp; msg) : <a class="code hl_class" href="classwinstd_1_1num__runtime__error.html">num_runtime_error</a>&lt;int&gt;(WSAGetLastError(), msg + <span class="stringliteral">&quot;: &quot;</span> + <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#afedaedd3400dc4eeb6c3ec61459dec10">message</a>(WSAGetLastError()))</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> {}</div>
</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> </div>
<div class="foldopen" id="foldopen00072" data-start="{" data-end="}">
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"><a class="line" href="classwinstd_1_1ws2__runtime__error.html#aef0b9c621c9e9dd9403fecfd65d8de7f"> 72</a></span> <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#aef0b9c621c9e9dd9403fecfd65d8de7f">ws2_runtime_error</a>(_In_z_ <span class="keyword">const</span> <span class="keywordtype">char</span> *msg) : <a class="code hl_class" href="classwinstd_1_1num__runtime__error.html">num_runtime_error</a>&lt;int&gt;(WSAGetLastError(), std::string(msg) + <span class="stringliteral">&quot;: &quot;</span> + <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#afedaedd3400dc4eeb6c3ec61459dec10">message</a>(WSAGetLastError()))</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> {}</div>
</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keyword">protected</span>:</div>
<div class="foldopen" id="foldopen00081" data-start="{" data-end="}">
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"><a class="line" href="classwinstd_1_1ws2__runtime__error.html#afedaedd3400dc4eeb6c3ec61459dec10"> 81</a></span> <span class="keyword">static</span> std::string <a class="code hl_function" href="classwinstd_1_1ws2__runtime__error.html#afedaedd3400dc4eeb6c3ec61459dec10">message</a>(_In_ <a class="code hl_typedef" href="classwinstd_1_1num__runtime__error.html#ac251f4b79b67a800dcd108fedb58d5b5">error_type</a> num, _In_opt_ DWORD dwLanguageId = 0)</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> {</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> std::wstring wstr;</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="group___win_std_str_format.html#ga2bcca64d8cc35866abf8bccc33dbf01b">FormatMessageW</a>(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, 0, num, dwLanguageId, wstr, NULL)) {</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <span class="comment">// Stock Windows error messages contain CRLF. Well... Trim all the trailing white space.</span></div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> wstr.erase(wstr.find_last_not_of(L<span class="stringliteral">&quot; \t\n\r\f\v&quot;</span>) + 1);</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> }</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <a class="code hl_function" href="group___win_std_str_format.html#gac397f655a858a069b3e521940af64331">sprintf</a>(wstr, num &gt;= 0x10000 ? L<span class="stringliteral">&quot;Error 0x%X&quot;</span> : L<span class="stringliteral">&quot;Error %u&quot;</span>, num);</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> std::string str;</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <a class="code hl_function" href="group___win_std_str_format.html#gabf5eed22d7c5d7a89334dbe1e04e2656">WideCharToMultiByte</a>(CP_UTF8, 0, wstr, str, NULL, NULL);</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <span class="keywordflow">return</span> str;</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> }</div>
</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> };</div>
</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span><span class="preprocessor">#if (NTDDI_VERSION &gt;= NTDDI_WINXPSP2) || (_WIN32_WINNT &gt;= 0x0502)</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> </div>
<div class="foldopen" id="foldopen00108" data-start="{" data-end="};">
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"><a class="line" href="classwinstd_1_1addrinfo.html"> 108</a></span> <span class="keyword">class </span><a class="code hl_class" href="classwinstd_1_1addrinfo.html">addrinfo</a> : <span class="keyword">public</span> <a class="code hl_class" href="classwinstd_1_1handle.html">handle</a>&lt;PADDRINFOA, NULL&gt;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> {</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <a class="code hl_define" href="group___win_std_sys_handles.html#ga51471bfe41853b66ac0f44df97cfaaa6">WINSTD_HANDLE_IMPL</a>(<a class="code hl_class" href="classwinstd_1_1addrinfo.html">addrinfo</a>, PADDRINFOA, NULL)</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keyword">public</span>:</div>
<div class="foldopen" id="foldopen00118" data-start="{" data-end="}">
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"><a class="line" href="classwinstd_1_1addrinfo.html#aaa7a9365cde194bb9f54a96ea04f9883"> 118</a></span> <span class="keyword">virtual</span> <a class="code hl_function" href="classwinstd_1_1addrinfo.html#aaa7a9365cde194bb9f54a96ea04f9883">~addrinfo</a>()</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> {</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classwinstd_1_1handle.html#aabde3f16fd98b06b3b0282ef7806eb59">m_h</a> != <a class="code hl_variable" href="group___win_std_sys_handles.html#gacf43e306968474166474090690857e1c">invalid</a>)</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <a class="code hl_function" href="classwinstd_1_1addrinfo.html#a279ad84ce2877b22797eedbec80cd55f">free_internal</a>();</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> }</div>
</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="keyword">protected</span>:</div>
<div class="foldopen" id="foldopen00130" data-start="{" data-end="}">
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"><a class="line" href="classwinstd_1_1addrinfo.html#a279ad84ce2877b22797eedbec80cd55f"> 130</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classwinstd_1_1addrinfo.html#a279ad84ce2877b22797eedbec80cd55f">free_internal</a>() noexcept<span class="keyword"> override</span></div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> FreeAddrInfoA(<a class="code hl_variable" href="classwinstd_1_1handle.html#aabde3f16fd98b06b3b0282ef7806eb59">m_h</a>);</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> }</div>
</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> };</div>
</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> </div>
<div class="foldopen" id="foldopen00141" data-start="{" data-end="};">
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"><a class="line" href="classwinstd_1_1waddrinfo.html"> 141</a></span> <span class="keyword">class </span><a class="code hl_class" href="classwinstd_1_1waddrinfo.html">waddrinfo</a> : <span class="keyword">public</span> <a class="code hl_class" href="classwinstd_1_1handle.html">handle</a>&lt;PADDRINFOW, NULL&gt;</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> {</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <a class="code hl_define" href="group___win_std_sys_handles.html#ga51471bfe41853b66ac0f44df97cfaaa6">WINSTD_HANDLE_IMPL</a>(<a class="code hl_class" href="classwinstd_1_1waddrinfo.html">waddrinfo</a>, PADDRINFOW, NULL)</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> </div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="keyword">public</span>:</div>
<div class="foldopen" id="foldopen00151" data-start="{" data-end="}">
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"><a class="line" href="classwinstd_1_1waddrinfo.html#a2b1209904bd7486acefd833ff5c4bcca"> 151</a></span> <span class="keyword">virtual</span> <a class="code hl_function" href="classwinstd_1_1waddrinfo.html#a2b1209904bd7486acefd833ff5c4bcca">~waddrinfo</a>()</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> {</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classwinstd_1_1handle.html#aabde3f16fd98b06b3b0282ef7806eb59">m_h</a> != <a class="code hl_variable" href="group___win_std_sys_handles.html#gacf43e306968474166474090690857e1c">invalid</a>)</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <a class="code hl_function" href="classwinstd_1_1waddrinfo.html#a479f7602b60a4c4205a9327f91e25f66">free_internal</a>();</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> }</div>
</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> </div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keyword">protected</span>:</div>
<div class="foldopen" id="foldopen00163" data-start="{" data-end="}">
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"><a class="line" href="classwinstd_1_1waddrinfo.html#a479f7602b60a4c4205a9327f91e25f66"> 163</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classwinstd_1_1waddrinfo.html#a479f7602b60a4c4205a9327f91e25f66">free_internal</a>() noexcept<span class="keyword"> override</span></div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> FreeAddrInfoW(<a class="code hl_variable" href="classwinstd_1_1handle.html#aabde3f16fd98b06b3b0282ef7806eb59">m_h</a>);</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> }</div>
</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> };</div>
</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> </div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span><span class="preprocessor">#ifdef _UNICODE</span></div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="keyword">typedef</span> waddrinfo <a class="code hl_typedef" href="group___win_sock2_a_p_i.html#ga73a783d5ebf3d1af2a565cb78062b5b6">taddrinfo</a>;</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"><a class="line" href="group___win_sock2_a_p_i.html#ga73a783d5ebf3d1af2a565cb78062b5b6"> 175</a></span> <span class="keyword">typedef</span> <a class="code hl_class" href="classwinstd_1_1addrinfo.html">addrinfo</a> <a class="code hl_typedef" href="group___win_sock2_a_p_i.html#ga73a783d5ebf3d1af2a565cb78062b5b6">taddrinfo</a>;</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> </div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span>}</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> </div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span><span class="preprocessor">#pragma warning(push)</span></div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span><span class="preprocessor">#pragma warning(disable: 4505) </span><span class="comment">// Don&#39;t warn on unused code</span></div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> </div>
<div class="foldopen" id="foldopen00190" data-start="{" data-end="}">
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"><a class="line" href="group___win_sock2_a_p_i.html#gae9f6e09e2e81a57135dc30bc999d27af"> 190</a></span><span class="keyword">static</span> INT <a class="code hl_function" href="group___win_sock2_a_p_i.html#gae9f6e09e2e81a57135dc30bc999d27af">GetAddrInfoA</a>(</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> _In_opt_ PCSTR pNodeName,</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> _In_opt_ PCSTR pServiceName,</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> _In_opt_ <span class="keyword">const</span> ADDRINFOA *pHints,</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> _Inout_ <a class="code hl_class" href="classwinstd_1_1addrinfo.html">winstd::addrinfo</a> &amp;result)</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span>{</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> PADDRINFOA h;</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> INT iResult = <a class="code hl_function" href="group___win_sock2_a_p_i.html#gae9f6e09e2e81a57135dc30bc999d27af">GetAddrInfoA</a>(pNodeName, pServiceName, pHints, &amp;h);</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="keywordflow">if</span> (iResult == 0)</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> result.attach(h);</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="keywordflow">return</span> iResult;</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span>}</div>
</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="foldopen" id="foldopen00208" data-start="{" data-end="}">
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"><a class="line" href="group___win_sock2_a_p_i.html#gad222deae09d76241e018a2e350aa1ec9"> 208</a></span><span class="keyword">static</span> INT <a class="code hl_function" href="group___win_sock2_a_p_i.html#gad222deae09d76241e018a2e350aa1ec9">GetAddrInfoW</a>(</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> _In_opt_ PCWSTR pNodeName,</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> _In_opt_ PCWSTR pServiceName,</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> _In_opt_ <span class="keyword">const</span> ADDRINFOW *pHints,</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> _Inout_ <a class="code hl_class" href="classwinstd_1_1waddrinfo.html">winstd::waddrinfo</a> &amp;result)</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span>{</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> PADDRINFOW h;</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> INT iResult = <a class="code hl_function" href="group___win_sock2_a_p_i.html#gad222deae09d76241e018a2e350aa1ec9">GetAddrInfoW</a>(pNodeName, pServiceName, pHints, &amp;h);</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <span class="keywordflow">if</span> (iResult == 0)</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> result.attach(h);</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <span class="keywordflow">return</span> iResult;</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span>}</div>
</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> </div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span><span class="preprocessor">#pragma warning(pop)</span></div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> </div>
<div class="ttc" id="aclasswinstd_1_1addrinfo_html"><div class="ttname"><a href="classwinstd_1_1addrinfo.html">winstd::addrinfo</a></div><div class="ttdoc">ADDRINFOA wrapper class.</div><div class="ttdef"><b>Definition</b> WinSock2.h:109</div></div>
<div class="ttc" id="aclasswinstd_1_1addrinfo_html_a279ad84ce2877b22797eedbec80cd55f"><div class="ttname"><a href="classwinstd_1_1addrinfo.html#a279ad84ce2877b22797eedbec80cd55f">winstd::addrinfo::free_internal</a></div><div class="ttdeci">void free_internal() noexcept override</div><div class="ttdoc">Frees address information.</div><div class="ttdef"><b>Definition</b> WinSock2.h:130</div></div>
<div class="ttc" id="aclasswinstd_1_1addrinfo_html_aaa7a9365cde194bb9f54a96ea04f9883"><div class="ttname"><a href="classwinstd_1_1addrinfo.html#aaa7a9365cde194bb9f54a96ea04f9883">winstd::addrinfo::~addrinfo</a></div><div class="ttdeci">virtual ~addrinfo()</div><div class="ttdoc">Frees address information.</div><div class="ttdef"><b>Definition</b> WinSock2.h:118</div></div>
<div class="ttc" id="aclasswinstd_1_1handle_html"><div class="ttname"><a href="classwinstd_1_1handle.html">winstd::handle</a></div><div class="ttdoc">Base abstract template class to support generic object handle keeping.</div><div class="ttdef"><b>Definition</b> Common.h:870</div></div>
<div class="ttc" id="aclasswinstd_1_1handle_html_aabde3f16fd98b06b3b0282ef7806eb59"><div class="ttname"><a href="classwinstd_1_1handle.html#aabde3f16fd98b06b3b0282ef7806eb59">winstd::handle&lt; PADDRINFOA, NULL &gt;::m_h</a></div><div class="ttdeci">handle_type m_h</div><div class="ttdef"><b>Definition</b> Common.h:1122</div></div>
<div class="ttc" id="aclasswinstd_1_1num__runtime__error_html"><div class="ttname"><a href="classwinstd_1_1num__runtime__error.html">winstd::num_runtime_error</a></div><div class="ttdoc">Numerical runtime error.</div><div class="ttdef"><b>Definition</b> Common.h:1327</div></div>
<div class="ttc" id="aclasswinstd_1_1num__runtime__error_html_ac251f4b79b67a800dcd108fedb58d5b5"><div class="ttname"><a href="classwinstd_1_1num__runtime__error.html#ac251f4b79b67a800dcd108fedb58d5b5">winstd::num_runtime_error&lt; int &gt;::error_type</a></div><div class="ttdeci">int error_type</div><div class="ttdef"><b>Definition</b> Common.h:1329</div></div>
<div class="ttc" id="aclasswinstd_1_1waddrinfo_html"><div class="ttname"><a href="classwinstd_1_1waddrinfo.html">winstd::waddrinfo</a></div><div class="ttdoc">ADDRINFOW wrapper class.</div><div class="ttdef"><b>Definition</b> WinSock2.h:142</div></div>
<div class="ttc" id="aclasswinstd_1_1waddrinfo_html_a2b1209904bd7486acefd833ff5c4bcca"><div class="ttname"><a href="classwinstd_1_1waddrinfo.html#a2b1209904bd7486acefd833ff5c4bcca">winstd::waddrinfo::~waddrinfo</a></div><div class="ttdeci">virtual ~waddrinfo()</div><div class="ttdoc">Frees address information.</div><div class="ttdef"><b>Definition</b> WinSock2.h:151</div></div>
<div class="ttc" id="aclasswinstd_1_1waddrinfo_html_a479f7602b60a4c4205a9327f91e25f66"><div class="ttname"><a href="classwinstd_1_1waddrinfo.html#a479f7602b60a4c4205a9327f91e25f66">winstd::waddrinfo::free_internal</a></div><div class="ttdeci">void free_internal() noexcept override</div><div class="ttdoc">Frees address information.</div><div class="ttdef"><b>Definition</b> WinSock2.h:163</div></div>
<div class="ttc" id="aclasswinstd_1_1ws2__runtime__error_html"><div class="ttname"><a href="classwinstd_1_1ws2__runtime__error.html">winstd::ws2_runtime_error</a></div><div class="ttdoc">WinSock2 runtime error.</div><div class="ttdef"><b>Definition</b> WinSock2.h:25</div></div>
<div class="ttc" id="aclasswinstd_1_1ws2__runtime__error_html_a3044648392aca11ab4966efa338670a1"><div class="ttname"><a href="classwinstd_1_1ws2__runtime__error.html#a3044648392aca11ab4966efa338670a1">winstd::ws2_runtime_error::ws2_runtime_error</a></div><div class="ttdeci">ws2_runtime_error(error_type num)</div><div class="ttdoc">Constructs an exception.</div><div class="ttdef"><b>Definition</b> WinSock2.h:32</div></div>
<div class="ttc" id="aclasswinstd_1_1ws2__runtime__error_html_a953b8d4d69d6c394aefd398d4aca40ed"><div class="ttname"><a href="classwinstd_1_1ws2__runtime__error.html#a953b8d4d69d6c394aefd398d4aca40ed">winstd::ws2_runtime_error::ws2_runtime_error</a></div><div class="ttdeci">ws2_runtime_error()</div><div class="ttdoc">Constructs an exception using WSAGetLastError()</div><div class="ttdef"><b>Definition</b> WinSock2.h:56</div></div>
<div class="ttc" id="aclasswinstd_1_1ws2__runtime__error_html_aa6ed38106310751800eca077c2fcb71a"><div class="ttname"><a href="classwinstd_1_1ws2__runtime__error.html#aa6ed38106310751800eca077c2fcb71a">winstd::ws2_runtime_error::ws2_runtime_error</a></div><div class="ttdeci">ws2_runtime_error(error_type num, const std::string &amp;msg)</div><div class="ttdoc">Constructs an exception.</div><div class="ttdef"><b>Definition</b> WinSock2.h:41</div></div>
<div class="ttc" id="aclasswinstd_1_1ws2__runtime__error_html_ab2c3f82f793f5d2e225cf969b6246c97"><div class="ttname"><a href="classwinstd_1_1ws2__runtime__error.html#ab2c3f82f793f5d2e225cf969b6246c97">winstd::ws2_runtime_error::ws2_runtime_error</a></div><div class="ttdeci">ws2_runtime_error(error_type num, const char *msg)</div><div class="ttdoc">Constructs an exception.</div><div class="ttdef"><b>Definition</b> WinSock2.h:50</div></div>
<div class="ttc" id="aclasswinstd_1_1ws2__runtime__error_html_ae7914ed1c76d543399992573bc580b4e"><div class="ttname"><a href="classwinstd_1_1ws2__runtime__error.html#ae7914ed1c76d543399992573bc580b4e">winstd::ws2_runtime_error::ws2_runtime_error</a></div><div class="ttdeci">ws2_runtime_error(const std::string &amp;msg)</div><div class="ttdoc">Constructs an exception using WSAGetLastError()</div><div class="ttdef"><b>Definition</b> WinSock2.h:64</div></div>
<div class="ttc" id="aclasswinstd_1_1ws2__runtime__error_html_aef0b9c621c9e9dd9403fecfd65d8de7f"><div class="ttname"><a href="classwinstd_1_1ws2__runtime__error.html#aef0b9c621c9e9dd9403fecfd65d8de7f">winstd::ws2_runtime_error::ws2_runtime_error</a></div><div class="ttdeci">ws2_runtime_error(const char *msg)</div><div class="ttdoc">Constructs an exception using WSAGetLastError()</div><div class="ttdef"><b>Definition</b> WinSock2.h:72</div></div>
<div class="ttc" id="aclasswinstd_1_1ws2__runtime__error_html_afedaedd3400dc4eeb6c3ec61459dec10"><div class="ttname"><a href="classwinstd_1_1ws2__runtime__error.html#afedaedd3400dc4eeb6c3ec61459dec10">winstd::ws2_runtime_error::message</a></div><div class="ttdeci">static std::string message(error_type num, DWORD dwLanguageId=0)</div><div class="ttdoc">Returns a user-readable Windows error message.</div><div class="ttdef"><b>Definition</b> WinSock2.h:81</div></div>
<div class="ttc" id="agroup___win_sock2_a_p_i_html_ga73a783d5ebf3d1af2a565cb78062b5b6"><div class="ttname"><a href="group___win_sock2_a_p_i.html#ga73a783d5ebf3d1af2a565cb78062b5b6">winstd::taddrinfo</a></div><div class="ttdeci">addrinfo taddrinfo</div><div class="ttdoc">Multi-byte / Wide-character ADDRINFO wrapper class (according to _UNICODE)</div><div class="ttdef"><b>Definition</b> WinSock2.h:175</div></div>
<div class="ttc" id="agroup___win_sock2_a_p_i_html_gad222deae09d76241e018a2e350aa1ec9"><div class="ttname"><a href="group___win_sock2_a_p_i.html#gad222deae09d76241e018a2e350aa1ec9">GetAddrInfoW</a></div><div class="ttdeci">static INT GetAddrInfoW(PCWSTR pNodeName, PCWSTR pServiceName, const ADDRINFOW *pHints, winstd::waddrinfo &amp;result)</div><div class="ttdoc">Provides protocol-independent translation from a host name to an address.</div><div class="ttdef"><b>Definition</b> WinSock2.h:208</div></div>
<div class="ttc" id="agroup___win_sock2_a_p_i_html_gae9f6e09e2e81a57135dc30bc999d27af"><div class="ttname"><a href="group___win_sock2_a_p_i.html#gae9f6e09e2e81a57135dc30bc999d27af">GetAddrInfoA</a></div><div class="ttdeci">static INT GetAddrInfoA(PCSTR pNodeName, PCSTR pServiceName, const ADDRINFOA *pHints, winstd::addrinfo &amp;result)</div><div class="ttdoc">Provides protocol-independent translation from a host name to an address.</div><div class="ttdef"><b>Definition</b> WinSock2.h:190</div></div>
<div class="ttc" id="agroup___win_std_str_format_html_ga2bcca64d8cc35866abf8bccc33dbf01b"><div class="ttname"><a href="group___win_std_str_format.html#ga2bcca64d8cc35866abf8bccc33dbf01b">FormatMessageW</a></div><div class="ttdeci">static DWORD FormatMessageW(DWORD dwFlags, LPCVOID lpSource, DWORD dwMessageId, DWORD dwLanguageId, std::basic_string&lt; wchar_t, _Traits, _Ax &gt; &amp;str, va_list *Arguments)</div><div class="ttdoc">Formats a message string.</div><div class="ttdef"><b>Definition</b> Common.h:703</div></div>
<div class="ttc" id="agroup___win_std_str_format_html_gabf5eed22d7c5d7a89334dbe1e04e2656"><div class="ttname"><a href="group___win_std_str_format.html#gabf5eed22d7c5d7a89334dbe1e04e2656">WideCharToMultiByte</a></div><div class="ttdeci">static int WideCharToMultiByte(UINT CodePage, DWORD dwFlags, LPCWSTR lpWideCharStr, int cchWideChar, std::basic_string&lt; char, _Traits, _Ax &gt; &amp;sMultiByteStr, LPCSTR lpDefaultChar, LPBOOL lpUsedDefaultChar) noexcept</div><div class="ttdoc">Maps a UTF-16 (wide character) string to a std::string. The new character string is not necessarily f...</div><div class="ttdef"><b>Definition</b> Common.h:348</div></div>
<div class="ttc" id="agroup___win_std_str_format_html_gac397f655a858a069b3e521940af64331"><div class="ttname"><a href="group___win_std_str_format.html#gac397f655a858a069b3e521940af64331">sprintf</a></div><div class="ttdeci">static int sprintf(std::basic_string&lt; _Elem, _Traits, _Ax &gt; &amp;str, const _Elem *format,...)</div><div class="ttdoc">Formats string using printf().</div><div class="ttdef"><b>Definition</b> Common.h:333</div></div>
<div class="ttc" id="agroup___win_std_sys_handles_html_ga51471bfe41853b66ac0f44df97cfaaa6"><div class="ttname"><a href="group___win_std_sys_handles.html#ga51471bfe41853b66ac0f44df97cfaaa6">WINSTD_HANDLE_IMPL</a></div><div class="ttdeci">#define WINSTD_HANDLE_IMPL(C, T, INVAL)</div><div class="ttdoc">Implements default constructors and operators to prevent their auto-generation by compiler.</div><div class="ttdef"><b>Definition</b> Common.h:164</div></div>
<div class="ttc" id="agroup___win_std_sys_handles_html_gacf43e306968474166474090690857e1c"><div class="ttname"><a href="group___win_std_sys_handles.html#gacf43e306968474166474090690857e1c">winstd::handle&lt; PADDRINFOA, NULL &gt;::invalid</a></div><div class="ttdeci">static const PADDRINFOA invalid</div><div class="ttdef"><b>Definition</b> Common.h:880</div></div>
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