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blackmisc_2network_2ping_8cpp_source.html
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<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_9687d2aaac47be79d7525830e55feee8.html">blackmisc</a></li><li class="navelem"><a class="el" href="dir_50149a2609836f559515ca30e8019fb6.html">network</a></li> </ul>
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<div class="title">ping.cpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// SPDX-FileCopyrightText: Copyright (C) 2013 swift Project Community / Contributors</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-swift-pilot-client-1</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>  </div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include "<a class="code" href="blackmisc_2network_2ping_8h.html">blackmisc/network/ping.h</a>"</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include "<a class="code" href="buildconfig_8h.html">blackconfig/buildconfig.h</a>"</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include <QProcess></span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>  </div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="keyword">using namespace </span>BlackConfig;</div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="keyword">namespace </span>BlackMisc::Network</div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> {</div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  <span class="keywordtype">bool</span> canPing(<span class="keyword">const</span> <a class="codeRef" href="http://doc.qt.io/qt-5/qstring.html">QString</a> &hostAddress)</div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  {</div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <span class="keywordflow">if</span> (hostAddress.<a class="codeRef" href="http://doc.qt.io/qt-5/qstring.html#isEmpty">isEmpty</a>()) { <span class="keywordflow">return</span> <span class="keyword">false</span>; }</div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  <a class="codeRef" href="http://doc.qt.io/qt-5/qprocess.html">QProcess</a> process;</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  process.<a class="codeRef" href="http://doc.qt.io/qt-5/qprocess.html#setProgram">setProgram</a>(<span class="stringliteral">"ping"</span>);</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  <span class="keywordflow">if</span> (<a class="code" href="class_black_config_1_1_c_build_config.html#a2a4f30c0a22c804151f44d8bf70a4f83">CBuildConfig::isRunningOnWindowsNtPlatform</a>())</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  {</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  process.<a class="codeRef" href="http://doc.qt.io/qt-5/qprocess.html#setArguments">setArguments</a>({ <span class="stringliteral">"-n"</span>, <span class="stringliteral">"1"</span>, hostAddress });</div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  }</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  {</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="comment">// all UNIX alike</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  process.<a class="codeRef" href="http://doc.qt.io/qt-5/qprocess.html#setArguments">setArguments</a>({ <span class="stringliteral">"-c"</span>, <span class="stringliteral">"1"</span>, hostAddress });</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  }</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  process.<a class="codeRef" href="http://doc.qt.io/qt-5/qprocess.html#start">start</a>();</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  process.<a class="codeRef" href="http://doc.qt.io/qt-5/qprocess.html#waitForFinished">waitForFinished</a>();</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> rc = process.<a class="codeRef" href="http://doc.qt.io/qt-5/qprocess.html#exitCode">exitCode</a>();</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordflow">if</span> (rc != 0) { <span class="keywordflow">return</span> <span class="keyword">false</span>; }</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keyword">const</span> <a class="codeRef" href="http://doc.qt.io/qt-5/qstring.html">QString</a> std = process.<a class="codeRef" href="http://doc.qt.io/qt-5/qprocess.html#readAllStandardOutput">readAllStandardOutput</a>();</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keyword">const</span> <a class="codeRef" href="http://doc.qt.io/qt-5/qstring.html">QString</a> err = process.<a class="codeRef" href="http://doc.qt.io/qt-5/qprocess.html#readAllStandardError">readAllStandardError</a>();</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keywordflow">if</span> (std.<a class="codeRef" href="http://doc.qt.io/qt-5/qstring.html#contains-1">contains</a>(<span class="stringliteral">"unreachable"</span>, <a class="codeRef" href="http://doc.qt.io/qt-5/qt.html#CaseSensitivity-enum">Qt::CaseInsensitive</a>)) { <span class="keywordflow">return</span> <span class="keyword">false</span>; }</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordflow">if</span> (err.<a class="codeRef" href="http://doc.qt.io/qt-5/qstring.html#contains-1">contains</a>(<span class="stringliteral">"unreachable"</span>, <a class="codeRef" href="http://doc.qt.io/qt-5/qt.html#CaseSensitivity-enum">Qt::CaseInsensitive</a>)) { <span class="keywordflow">return</span> <span class="keyword">false</span>; }</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  }</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">bool</span> canPing(<span class="keyword">const</span> <a class="codeRef" href="http://doc.qt.io/qt-5/qurl.html">QUrl</a> &url)</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">if</span> (url.<a class="codeRef" href="http://doc.qt.io/qt-5/qurl.html#isEmpty">isEmpty</a>()) { <span class="keywordflow">return</span> <span class="keyword">false</span>; }</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">return</span> canPing(url.<a class="codeRef" href="http://doc.qt.io/qt-5/qurl.html#host">host</a>());</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  }</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> }</div>
<div class="ttc" id="ablackmisc_2network_2ping_8h_html"><div class="ttname"><a href="blackmisc_2network_2ping_8h.html">ping.h</a></div></div>
<div class="ttc" id="abuildconfig_8h_html"><div class="ttname"><a href="buildconfig_8h.html">buildconfig.h</a></div></div>
<div class="ttc" id="aclass_black_config_1_1_c_build_config_html_a2a4f30c0a22c804151f44d8bf70a4f83"><div class="ttname"><a href="class_black_config_1_1_c_build_config.html#a2a4f30c0a22c804151f44d8bf70a4f83">BlackConfig::CBuildConfig::isRunningOnWindowsNtPlatform</a></div><div class="ttdeci">static constexpr bool isRunningOnWindowsNtPlatform()</div><div class="ttdoc">Running on Windows NT platform?</div></div>
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