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Diffstat (limited to 'classasync__file__handle.html')
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1 files changed, 1 insertions, 1 deletions
diff --git a/classasync__file__handle.html b/classasync__file__handle.html index e3333223..0e9bff37 100644 --- a/classasync__file__handle.html +++ b/classasync__file__handle.html @@ -466,7 +466,7 @@ class </td><td class="memItemRight" valign="bottom"><b>io_service</b></td>< </div><div class="memdoc"> <p>Create an async file handle creating a randomly named file on a path. The file is opened exclusively with <code>creation::only_if_not_exist</code> so it will never collide with nor overwrite any existing file.</p> <dl class="section user"><dt>Errors returnable</dt><dd>Any of the values POSIX open() or CreateFile() can return. </dd></dl> -<div class="fragment"><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  {</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">try</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  {</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">for</span>(;;)</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  {</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keyword">auto</span> randomname = <a class="code" href="namespacellfio__v2__xxx_1_1utils.html#a6a29cf29a4b097411f6c1e5274bfb417">utils::random_string</a>(32);</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  randomname.append(<span class="stringliteral">".random"</span>);</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  result<async_file_handle> ret = <a class="code" href="classasync__file__handle.html#aa2c709be14026d9acf306b964bc83099">async_file</a>(service, dirpath, randomname, _mode, creation::only_if_not_exist, _caching, flags);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">if</span>(ret || (!ret && ret.error() != errc::file_exists))</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  {</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  }</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  }</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">catch</span>(...)</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  {</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">return</span> error_from_exception();</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  }</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</div><div class="ttc" id="namespacellfio__v2__xxx_1_1utils_html_a6a29cf29a4b097411f6c1e5274bfb417"><div class="ttname"><a href="namespacellfio__v2__xxx_1_1utils.html#a6a29cf29a4b097411f6c1e5274bfb417">llfio_v2_xxx::utils::random_string</a></div><div class="ttdeci">std::string random_string(size_t randomlen)</div><div class="ttdoc">Returns a cryptographically random string capable of being used as a filename. Essentially random_fil...</div><div class="ttdef"><b>Definition:</b> utils.hpp:133</div></div> +<div class="fragment"><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  {</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">try</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  {</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">for</span>(;;)</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  {</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keyword">auto</span> randomname = <a class="code" href="namespacellfio__v2__xxx_1_1utils.html#a6a29cf29a4b097411f6c1e5274bfb417">utils::random_string</a>(32);</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  randomname.append(<span class="stringliteral">".random"</span>);</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  result<async_file_handle> ret = <a class="code" href="classasync__file__handle.html#aa2c709be14026d9acf306b964bc83099">async_file</a>(service, dirpath, randomname, _mode, creation::only_if_not_exist, _caching, flags);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">if</span>(ret || (!ret && ret.error() != errc::file_exists))</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  {</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  }</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  }</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">catch</span>(...)</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  {</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">return</span> error_from_exception();</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  }</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</div><div class="ttc" id="namespacellfio__v2__xxx_1_1utils_html_a6a29cf29a4b097411f6c1e5274bfb417"><div class="ttname"><a href="namespacellfio__v2__xxx_1_1utils.html#a6a29cf29a4b097411f6c1e5274bfb417">llfio_v2_xxx::utils::random_string</a></div><div class="ttdeci">std::string random_string(size_t randomlen)</div><div class="ttdoc">Returns a cryptographically random string capable of being used as a filename. Essentially random_fil...</div><div class="ttdef"><b>Definition:</b> utils.hpp:131</div></div> <div class="ttc" id="classasync__file__handle_html_aa2c709be14026d9acf306b964bc83099"><div class="ttname"><a href="classasync__file__handle.html#aa2c709be14026d9acf306b964bc83099">async_file_handle::async_file</a></div><div class="ttdeci">static LLFIO_MAKE_FREE_FUNCTION LLFIO_HEADERS_ONLY_MEMFUNC_SPEC result< async_file_handle > async_file(io_service &service, const path_handle &base, path_view_type _path, mode _mode=mode::read, creation _creation=creation::open_existing, caching _caching=caching::only_metadata, flag flags=flag::none) noexcept</div><div class="ttdef"><b>Definition:</b> async_file_handle.hpp:138</div></div> </div><!-- fragment --> </div> |