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+ initMenu('',true,false,'search.php','Search'); + $(document).ready(function() { init_search(); }); +}); +/* @license-end */</script> +<div id="main-nav"></div> +<!-- window showing the filter options --> +<div id="MSearchSelectWindow" + onmouseover="return searchBox.OnSearchSelectShow()" + onmouseout="return searchBox.OnSearchSelectHide()" + onkeydown="return searchBox.OnSearchSelectKey(event)"> +</div> + +<!-- iframe showing the search results (closed by default) --> +<div id="MSearchResultsWindow"> +<iframe src="javascript:void(0)" frameborder="0" + name="MSearchResults" id="MSearchResults"> +</iframe> +</div> + +<div id="nav-path" class="navpath"> + <ul> +<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul> +</div> +</div><!-- top --> +<div class="header"> + <div class="headertitle"> +<div class="title">path.cpp</div> </div> +</div><!--header--> +<div class="contents"> +<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright (c) 2020 Egor Tensin <Egor.Tensin@gmail.com></span></div> +<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// This file is part of the "winapi-common" project.</span></div> +<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// For details, see https://github.com/egor-tensin/winapi-common.</span></div> +<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Distributed under the MIT License.</span></div> +<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>  </div> +<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include <<a class="code" href="error_8hpp.html">winapi/error.hpp</a>></span></div> +<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include <winapi/path.hpp></span></div> +<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include <winapi/utf8.hpp></span></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="preprocessor">#include <windows.h></span></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="preprocessor">#include <cstddef></span></div> +<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <limits></span></div> +<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <stdexcept></span></div> +<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <string></span></div> +<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <vector></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="keyword">namespace </span>winapi {</div> +<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">namespace </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> std::wstring do_canonicalize(<span class="keyword">const</span> std::wstring& path) {</div> +<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keyword">static</span> constexpr std::size_t init_buffer_size = MAX_PATH;</div> +<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  static_assert(init_buffer_size > 0, <span class="stringliteral">"init_buffer_size must be positive"</span>);</div> +<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div> +<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  std::vector<wchar_t> buffer;</div> +<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  buffer.resize(init_buffer_size);</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="keywordflow">while</span> (<span class="keyword">true</span>) {</div> +<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordflow">if</span> (buffer.size() > std::numeric_limits<DWORD>::max())</div> +<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordflow">throw</span> std::range_error{<span class="stringliteral">"Path buffer is too large"</span>};</div> +<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keyword">const</span> <span class="keyword">auto</span> nch = ::GetFullPathNameW(</div> +<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  path.c_str(), <span class="keyword">static_cast<</span>DWORD<span class="keyword">></span>(buffer.size()), buffer.data(), NULL);</div> +<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  </div> +<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordflow">if</span> (nch == 0) {</div> +<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">throw</span> error::windows(GetLastError(), <span class="stringliteral">"GetFullPathNameW"</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="keywordflow">if</span> (nch < buffer.size()) {</div> +<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">return</span> {buffer.data(), nch};</div> +<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  }</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> (nch > buffer.size()) {</div> +<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  buffer.resize(2 * buffer.size());</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> }</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> } <span class="comment">// namespace</span></div> +<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  </div> +<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> CanonicalPath::CanonicalPath(<span class="keyword">const</span> std::string& path) : m_path(canonicalize(path)) {}</div> +<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  </div> +<div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="classwinapi_1_1CanonicalPath.html#a7072d3b77d4f437246744c9c2a9407db"> 52</a></span> std::string CanonicalPath::canonicalize(<span class="keyword">const</span> std::string& path) {</div> +<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">return</span> narrow(do_canonicalize(widen(path)));</div> +<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> }</div> +<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  </div> +<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> } <span class="comment">// namespace winapi</span></div> +<div class="ttc" id="aerror_8hpp_html"><div class="ttname"><a href="error_8hpp.html">error.hpp</a></div><div class="ttdoc">Make std::system_error work with GetLastError().</div></div> +</div><!-- fragment --></div><!-- contents --> +<!-- start footer part --> +<hr class="footer"/><address class="footer"><small> +Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 +</small></address> +</body> +</html> |