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| <div class="title">pipe.hpp</div> </div> |
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| <a href="windows_2pipe_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// limitations under the License.</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#ifndef __STOUT_OS_WINDOWS_PIPE_HPP__</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor"></span><span class="preprocessor">#define __STOUT_OS_WINDOWS_PIPE_HPP__</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <array></span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <<a class="code" href="error_8hpp.html">stout/error.hpp</a>></span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <<a class="code" href="try_8hpp.html">stout/try.hpp</a>></span></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="keyword">namespace </span>os {</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">// Create pipes for interprocess communication. Since the pipes cannot</span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// be used directly by Posix `read/write' functions they are wrapped</span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// in file descriptors, a process-local concept.</span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<std::array<WindowsFD, 2></a>> <a class="code" href="namespaceos.html#aaf1445ccb9975ed4eaa6dd1b67f4a3ad">pipe</a>()</div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> {</div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="comment">// Create inheritable pipe, as described in MSDN[1].</span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="comment">//</span></div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="comment">// [1] https://msdn.microsoft.com/en-us/library/windows/desktop/aa365782(v=vs.85).aspx</span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  SECURITY_ATTRIBUTES securityAttr;</div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  securityAttr.nLength = <span class="keyword">sizeof</span>(SECURITY_ATTRIBUTES);</div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  securityAttr.bInheritHandle = TRUE;</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  securityAttr.lpSecurityDescriptor = <span class="keyword">nullptr</span>;</div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <a class="code" href="namespacerouting_1_1queueing_1_1ingress.html#a934208b6017d0a9aed90b6594bb8292f">HANDLE</a> read_handle;</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <a class="code" href="namespacerouting_1_1queueing_1_1ingress.html#a934208b6017d0a9aed90b6594bb8292f">HANDLE</a> write_handle;</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">const</span> BOOL result =</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  ::CreatePipe(&read_handle, &write_handle, &securityAttr, 0);</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">if</span> (!result) {</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">return</span> <a class="code" href="classWindowsError.html">WindowsError</a>();</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  }</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">return</span> std::array<WindowsFD, 2>{read_handle, write_handle};</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> }</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> } <span class="comment">// namespace os {</span></div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#endif // __STOUT_OS_WINDOWS_PIPE_HPP__</span></div> |
| <div class="ttc" id="classTry_html"><div class="ttname"><a href="classTry.html">Try</a></div><div class="ttdef"><b>Definition:</b> try.hpp:34</div></div> |
| <div class="ttc" id="classWindowsError_html"><div class="ttname"><a href="classWindowsError.html">WindowsError</a></div><div class="ttdef"><b>Definition:</b> error.hpp:105</div></div> |
| <div class="ttc" id="namespacerouting_1_1queueing_1_1ingress_html_a934208b6017d0a9aed90b6594bb8292f"><div class="ttname"><a href="namespacerouting_1_1queueing_1_1ingress.html#a934208b6017d0a9aed90b6594bb8292f">routing::queueing::ingress::HANDLE</a></div><div class="ttdeci">constexpr Handle HANDLE</div><div class="ttdef"><b>Definition:</b> ingress.hpp:37</div></div> |
| <div class="ttc" id="namespaceos_html_aaf1445ccb9975ed4eaa6dd1b67f4a3ad"><div class="ttname"><a href="namespaceos.html#aaf1445ccb9975ed4eaa6dd1b67f4a3ad">os::pipe</a></div><div class="ttdeci">Try< std::array< int, 2 > > pipe()</div><div class="ttdef"><b>Definition:</b> pipe.hpp:26</div></div> |
| <div class="ttc" id="error_8hpp_html"><div class="ttname"><a href="error_8hpp.html">error.hpp</a></div></div> |
| <div class="ttc" id="try_8hpp_html"><div class="ttname"><a href="try_8hpp.html">try.hpp</a></div></div> |
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