72 lines
2.8 KiB
HTML
72 lines
2.8 KiB
HTML
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
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"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<meta name="generator" content="AsciiDoc 8.6.9" />
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<title>Shellcode Compiler Runtime</title>
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<link rel="stylesheet" href="lib/v35.css" type="text/css" />
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<link rel="stylesheet" href="lib/layout2v35.css" type="text/css" />
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<script type="text/javascript" src="lib/asciidoc.js"></script>
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<script type="text/javascript">
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/*<![CDATA[*/
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asciidoc.install();
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/*]]>*/
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</script>
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</head>
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<body>
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<div id="layout-menu-box">
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<div id="layout-menu">
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<div>»<a href="index.html">Home</a></div>
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<div>»<a href="examples.html">Examples</a></div>
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<div>»<a href="scc.html">Invocation</a></div>
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<div>»<a href="runtime.html">Runtime Library</a></div>
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<div>»<a href="python.html">Python Bindings</a></div>
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<div>»<a href="issues.html">Known Issues</a></div>
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</div>
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</div>
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<div id="layout-content-box">
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<div id="layout-banner">
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<div id="layout-title">Shellcode Compiler</div>
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<div id="layout-description">A custom shellcode compiler for Binary Ninja</div>
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</div>
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<div id="layout-content">
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<div id="header">
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<h1>select</h1>
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</div>
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<div id="content">
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<div id="preamble">
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<div class="sectionbody">
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<div class="listingblock">
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<div class="content monospaced">
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<pre>int select(int nfds, fd_set* readfds, fd_set* writefds, fd_set* errorfds, struct timeval* timeout);</pre>
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</div></div>
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<div class="paragraph"><p>Waits for one or more of the file handles in <span class="monospaced">readfs</span>, <span class="monospaced">writefds</span>, or <span class="monospaced">errorfds</span> to become available. Returns
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early if <span class="monospaced">timeout</span> expires. The <span class="monospaced">nfds</span> parameter must be set to one more than the maximum file handle
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present.</p></div>
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<div class="paragraph"><p>On return, the sets are updated to include only the file handles that are ready. The return value is the total number
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of file handles that are ready, or zero on timeout. On error, the negation of the error code is returned.</p></div>
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<div class="paragraph"><p>The following macros can be used to manipulate sets of file handles:</p></div>
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<div class="listingblock">
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<div class="content monospaced">
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<pre>FD_ZERO(&set);
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FD_SET(fd, &set);
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FD_CLR(fd, &set);
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FD_ISSET(fd, &set);</pre>
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</div></div>
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</div>
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</div>
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<div class="sect1">
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<h2 id="_see_also">See also</h2>
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<div class="sectionbody">
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<div class="paragraph"><p><a href="read.html">read</a>,
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<a href="write.html">write</a></p></div>
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</div>
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</div>
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</div>
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<div id="footnotes"><hr /></div>
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</div>
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</div>
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</body>
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</html>
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