<?xml version="1.0" encoding="ANSI_X3.4-1968" standalone="no"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>ccw_dev_id_is_equal</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="Writing s390 channel device drivers" /><link rel="up" href="ch02.html#channelIO" title="I/O functions for channel-attached devices" /><link rel="prev" href="re10.html" title="struct ccw_dev_id" /><link rel="next" href="ch02s02.html" title="ccw devices" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>ccw_dev_id_is_equal</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re10.html">Prev</a> </td><th width="60%" align="center">I/O functions for channel-attached devices</th><td width="20%" align="right"> <a accesskey="n" href="ch02s02.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="ccw_dev_id_is_equal"><a id="API-ccw-dev-id-is-equal"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ccw_dev_id_is_equal — compare two ccw_dev_ids </p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0" class="funcprototype-table"><tr><td><code class="funcdef">int <b class="fsfunc">ccw_dev_id_is_equal </b>(</code></td><td>struct ccw_dev_id * <var class="pdparam">dev_id1</var>, </td></tr><tr><td> </td><td>struct ccw_dev_id * <var class="pdparam">dev_id2</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id3089937"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>dev_id1</code></em></span></dt><dd><p> a ccw_dev_id </p></dd><dt><span class="term"><em class="parameter"><code>dev_id2</code></em></span></dt><dd><p> another ccw_dev_id </p></dd></dl></div></div><div class="refsect1" title="Returns"><a id="id3089979"></a><h2>Returns</h2><p> <code class="constant">1</code> if the two structures are equal field-by-field, <code class="constant">0</code> if not. </p></div><div class="refsect1" title="Context"><a id="id3089996"></a><h2>Context</h2><p> any </p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re10.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch02.html#channelIO">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="ch02s02.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>struct ccw_dev_id</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> ccw devices</td></tr></table></div></body></html>