Na}{

File Content: libtraceevent-func_find.html

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
    "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<meta http-equiv="Content-Type" content="application/xhtml+xml; charset=UTF-8" />
<meta name="generator" content="AsciiDoc 9.1.0" />
<title>libtraceevent(3)</title>
<style type="text/css">
/* Shared CSS for AsciiDoc xhtml11 and html5 backends */

/* Default font. */
body {
  font-family: Georgia,serif;
}

/* Title font. */
h1, h2, h3, h4, h5, h6,
div.title, caption.title,
thead, p.table.header,
#toctitle,
#author, #revnumber, #revdate, #revremark,
#footer {
  font-family: Arial,Helvetica,sans-serif;
}

body {
  margin: 1em 5% 1em 5%;
}

a {
  color: blue;
  text-decoration: underline;
}
a:visited {
  color: fuchsia;
}

em {
  font-style: italic;
  color: navy;
}

strong {
  font-weight: bold;
  color: #083194;
}

h1, h2, h3, h4, h5, h6 {
  color: #527bbd;
  margin-top: 1.2em;
  margin-bottom: 0.5em;
  line-height: 1.3;
}

h1, h2, h3 {
  border-bottom: 2px solid silver;
}
h2 {
  padding-top: 0.5em;
}
h3 {
  float: left;
}
h3 + * {
  clear: left;
}
h5 {
  font-size: 1.0em;
}

div.sectionbody {
  margin-left: 0;
}

hr {
  border: 1px solid silver;
}

p {
  margin-top: 0.5em;
  margin-bottom: 0.5em;
}

ul, ol, li > p {
  margin-top: 0;
}
ul > li     { color: #aaa; }
ul > li > * { color: black; }

.monospaced, code, pre {
  font-family: "Courier New", Courier, monospace;
  font-size: inherit;
  color: navy;
  padding: 0;
  margin: 0;
}
pre {
  white-space: pre-wrap;
}

#author {
  color: #527bbd;
  font-weight: bold;
  font-size: 1.1em;
}
#email {
}
#revnumber, #revdate, #revremark {
}

#footer {
  font-size: small;
  border-top: 2px solid silver;
  padding-top: 0.5em;
  margin-top: 4.0em;
}
#footer-text {
  float: left;
  padding-bottom: 0.5em;
}
#footer-badges {
  float: right;
  padding-bottom: 0.5em;
}

#preamble {
  margin-top: 1.5em;
  margin-bottom: 1.5em;
}
div.imageblock, div.exampleblock, div.verseblock,
div.quoteblock, div.literalblock, div.listingblock, div.sidebarblock,
div.admonitionblock {
  margin-top: 1.0em;
  margin-bottom: 1.5em;
}
div.admonitionblock {
  margin-top: 2.0em;
  margin-bottom: 2.0em;
  margin-right: 10%;
  color: #606060;
}

div.content { /* Block element content. */
  padding: 0;
}

/* Block element titles. */
div.title, caption.title {
  color: #527bbd;
  font-weight: bold;
  text-align: left;
  margin-top: 1.0em;
  margin-bottom: 0.5em;
}
div.title + * {
  margin-top: 0;
}

td div.title:first-child {
  margin-top: 0.0em;
}
div.content div.title:first-child {
  margin-top: 0.0em;
}
div.content + div.title {
  margin-top: 0.0em;
}

div.sidebarblock > div.content {
  background: #ffffee;
  border: 1px solid #dddddd;
  border-left: 4px solid #f0f0f0;
  padding: 0.5em;
}

div.listingblock > div.content {
  border: 1px solid #dddddd;
  border-left: 5px solid #f0f0f0;
  background: #f8f8f8;
  padding: 0.5em;
}

div.quoteblock, div.verseblock {
  padding-left: 1.0em;
  margin-left: 1.0em;
  margin-right: 10%;
  border-left: 5px solid #f0f0f0;
  color: #888;
}

div.quoteblock > div.attribution {
  padding-top: 0.5em;
  text-align: right;
}

div.verseblock > pre.content {
  font-family: inherit;
  font-size: inherit;
}
div.verseblock > div.attribution {
  padding-top: 0.75em;
  text-align: left;
}
/* DEPRECATED: Pre version 8.2.7 verse style literal block. */
div.verseblock + div.attribution {
  text-align: left;
}

div.admonitionblock .icon {
  vertical-align: top;
  font-size: 1.1em;
  font-weight: bold;
  text-decoration: underline;
  color: #527bbd;
  padding-right: 0.5em;
}
div.admonitionblock td.content {
  padding-left: 0.5em;
  border-left: 3px solid #dddddd;
}

div.exampleblock > div.content {
  border-left: 3px solid #dddddd;
  padding-left: 0.5em;
}

div.imageblock div.content { padding-left: 0; }
span.image img { border-style: none; vertical-align: text-bottom; }
a.image:visited { color: white; }

dl {
  margin-top: 0.8em;
  margin-bottom: 0.8em;
}
dt {
  margin-top: 0.5em;
  margin-bottom: 0;
  font-style: normal;
  color: navy;
}
dd > *:first-child {
  margin-top: 0.1em;
}

ul, ol {
    list-style-position: outside;
}
ol.arabic {
  list-style-type: decimal;
}
ol.loweralpha {
  list-style-type: lower-alpha;
}
ol.upperalpha {
  list-style-type: upper-alpha;
}
ol.lowerroman {
  list-style-type: lower-roman;
}
ol.upperroman {
  list-style-type: upper-roman;
}

div.compact ul, div.compact ol,
div.compact p, div.compact p,
div.compact div, div.compact div {
  margin-top: 0.1em;
  margin-bottom: 0.1em;
}

tfoot {
  font-weight: bold;
}
td > div.verse {
  white-space: pre;
}

div.hdlist {
  margin-top: 0.8em;
  margin-bottom: 0.8em;
}
div.hdlist tr {
  padding-bottom: 15px;
}
dt.hdlist1.strong, td.hdlist1.strong {
  font-weight: bold;
}
td.hdlist1 {
  vertical-align: top;
  font-style: normal;
  padding-right: 0.8em;
  color: navy;
}
td.hdlist2 {
  vertical-align: top;
}
div.hdlist.compact tr {
  margin: 0;
  padding-bottom: 0;
}

.comment {
  background: yellow;
}

.footnote, .footnoteref {
  font-size: 0.8em;
}

span.footnote, span.footnoteref {
  vertical-align: super;
}

#footnotes {
  margin: 20px 0 20px 0;
  padding: 7px 0 0 0;
}

#footnotes div.footnote {
  margin: 0 0 5px 0;
}

#footnotes hr {
  border: none;
  border-top: 1px solid silver;
  height: 1px;
  text-align: left;
  margin-left: 0;
  width: 20%;
  min-width: 100px;
}

div.colist td {
  padding-right: 0.5em;
  padding-bottom: 0.3em;
  vertical-align: top;
}
div.colist td img {
  margin-top: 0.3em;
}

@media print {
  #footer-badges { display: none; }
}

#toc {
  margin-bottom: 2.5em;
}

#toctitle {
  color: #527bbd;
  font-size: 1.1em;
  font-weight: bold;
  margin-top: 1.0em;
  margin-bottom: 0.1em;
}

div.toclevel0, div.toclevel1, div.toclevel2, div.toclevel3, div.toclevel4 {
  margin-top: 0;
  margin-bottom: 0;
}
div.toclevel2 {
  margin-left: 2em;
  font-size: 0.9em;
}
div.toclevel3 {
  margin-left: 4em;
  font-size: 0.9em;
}
div.toclevel4 {
  margin-left: 6em;
  font-size: 0.9em;
}

span.aqua { color: aqua; }
span.black { color: black; }
span.blue { color: blue; }
span.fuchsia { color: fuchsia; }
span.gray { color: gray; }
span.green { color: green; }
span.lime { color: lime; }
span.maroon { color: maroon; }
span.navy { color: navy; }
span.olive { color: olive; }
span.purple { color: purple; }
span.red { color: red; }
span.silver { color: silver; }
span.teal { color: teal; }
span.white { color: white; }
span.yellow { color: yellow; }

span.aqua-background { background: aqua; }
span.black-background { background: black; }
span.blue-background { background: blue; }
span.fuchsia-background { background: fuchsia; }
span.gray-background { background: gray; }
span.green-background { background: green; }
span.lime-background { background: lime; }
span.maroon-background { background: maroon; }
span.navy-background { background: navy; }
span.olive-background { background: olive; }
span.purple-background { background: purple; }
span.red-background { background: red; }
span.silver-background { background: silver; }
span.teal-background { background: teal; }
span.white-background { background: white; }
span.yellow-background { background: yellow; }

span.big { font-size: 2em; }
span.small { font-size: 0.6em; }

span.underline { text-decoration: underline; }
span.overline { text-decoration: overline; }
span.line-through { text-decoration: line-through; }

div.unbreakable { page-break-inside: avoid; }

/*
 * xhtml11 specific
 *
 * */

div.tableblock {
  margin-top: 1.0em;
  margin-bottom: 1.5em;
}
div.tableblock > table {
  border: 3px solid #527bbd;
}
thead, p.table.header {
  font-weight: bold;
  color: #527bbd;
}
p.table {
  margin-top: 0;
}
/* Because the table frame attribute is overridden by CSS in most browsers. */
div.tableblock > table[frame="void"] {
  border-style: none;
}
div.tableblock > table[frame="hsides"] {
  border-left-style: none;
  border-right-style: none;
}
div.tableblock > table[frame="vsides"] {
  border-top-style: none;
  border-bottom-style: none;
}

/*
 * html5 specific
 *
 * */

table.tableblock {
  margin-top: 1.0em;
  margin-bottom: 1.5em;
}
thead, p.tableblock.header {
  font-weight: bold;
  color: #527bbd;
}
p.tableblock {
  margin-top: 0;
}
table.tableblock {
  border-width: 3px;
  border-spacing: 0px;
  border-style: solid;
  border-color: #527bbd;
  border-collapse: collapse;
}
th.tableblock, td.tableblock {
  border-width: 1px;
  padding: 4px;
  border-style: solid;
  border-color: #527bbd;
}

table.tableblock.frame-topbot {
  border-left-style: hidden;
  border-right-style: hidden;
}
table.tableblock.frame-sides {
  border-top-style: hidden;
  border-bottom-style: hidden;
}
table.tableblock.frame-none {
  border-style: hidden;
}

th.tableblock.halign-left, td.tableblock.halign-left {
  text-align: left;
}
th.tableblock.halign-center, td.tableblock.halign-center {
  text-align: center;
}
th.tableblock.halign-right, td.tableblock.halign-right {
  text-align: right;
}

th.tableblock.valign-top, td.tableblock.valign-top {
  vertical-align: top;
}
th.tableblock.valign-middle, td.tableblock.valign-middle {
  vertical-align: middle;
}
th.tableblock.valign-bottom, td.tableblock.valign-bottom {
  vertical-align: bottom;
}

/*
 * manpage specific
 *
 * */

body.manpage h1 {
  padding-top: 0.5em;
  padding-bottom: 0.5em;
  border-top: 2px solid silver;
  border-bottom: 2px solid silver;
}
body.manpage h2 {
  border-style: none;
}
body.manpage div.sectionbody {
  margin-left: 3em;
}

@media print {
  body.manpage div#toc { display: none; }
}

</style>
<script type="text/javascript">
/*<![CDATA[*/
var asciidoc = {  // Namespace.

/////////////////////////////////////////////////////////////////////
// Table Of Contents generator
/////////////////////////////////////////////////////////////////////

/* Author: Mihai Bazon, September 2002
 * http://students.infoiasi.ro/~mishoo
 *
 * Table Of Content generator
 * Version: 0.4
 *
 * Feel free to use this script under the terms of the GNU General Public
 * License, as long as you do not remove or alter this notice.
 */

/* modified by Troy D. Hanson, September 2006. License: GPL */
 /* modified by Stuart Rackham, 2006, 2009. License: GPL */

// toclevels = 1..4.
toc: function (toclevels) {

function getText(el) {
    var text = "";
    for (var i = el.firstChild; i != null; i = i.nextSibling) {
      if (i.nodeType == 3 /* Node.TEXT_NODE */) // IE doesn't speak constants.
        text += i.data;
      else if (i.firstChild != null)
        text += getText(i);
    }
    return text;
  }

function TocEntry(el, text, toclevel) {
    this.element = el;
    this.text = text;
    this.toclevel = toclevel;
  }

var toc = document.getElementById("toc");
  if (!toc) {
    return;
  }

// Delete existing TOC entries in case we're reloading the TOC.
  var tocEntriesToRemove = [];
  var i;
  for (i = 0; i < toc.childNodes.length; i++) {
    var entry = toc.childNodes[i];
    if (entry.nodeName.toLowerCase() == 'div'
     && entry.getAttribute("class")
     && entry.getAttribute("class").match(/^toclevel/))
      tocEntriesToRemove.push(entry);
  }
  for (i = 0; i < tocEntriesToRemove.length; i++) {
    toc.removeChild(tocEntriesToRemove[i]);
  }

// Rebuild TOC entries.
  var entries = tocEntries(document.getElementById("content"), toclevels);
  for (var i = 0; i < entries.length; ++i) {
    var entry = entries[i];
    if (entry.element.id == "")
      entry.element.id = "_toc_" + i;
    var a = document.createElement("a");
    a.href = "#" + entry.element.id;
    a.appendChild(document.createTextNode(entry.text));
    var div = document.createElement("div");
    div.appendChild(a);
    div.className = "toclevel" + entry.toclevel;
    toc.appendChild(div);
  }
  if (entries.length == 0)
    toc.parentNode.removeChild(toc);
},

/////////////////////////////////////////////////////////////////////
// Footnotes generator
/////////////////////////////////////////////////////////////////////

/* Based on footnote generation code from:
 * http://www.brandspankingnew.net/archive/2005/07/format_footnote.html
 */

footnotes: function () {
  // Delete existing footnote entries in case we're reloading the footnodes.
  var i;
  var noteholder = document.getElementById("footnotes");
  if (!noteholder) {
    return;
  }
  var entriesToRemove = [];
  for (i = 0; i < noteholder.childNodes.length; i++) {
    var entry = noteholder.childNodes[i];
    if (entry.nodeName.toLowerCase() == 'div' && entry.getAttribute("class") == "footnote")
      entriesToRemove.push(entry);
  }
  for (i = 0; i < entriesToRemove.length; i++) {
    noteholder.removeChild(entriesToRemove[i]);
  }

// Rebuild footnote entries.
  var cont = document.getElementById("content");
  var spans = cont.getElementsByTagName("span");
  var refs = {};
  var n = 0;
  for (i=0; i<spans.length; i++) {
    if (spans[i].className == "footnote") {
      n++;
      var note = spans[i].getAttribute("data-note");
      if (!note) {
        // Use [\s\S] in place of . so multi-line matches work.
        // Because JavaScript has no s (dotall) regex flag.
        note = spans[i].innerHTML.match(/\s*\[([\s\S]*)]\s*/)[1];
        spans[i].innerHTML =
          "[<a id='_footnoteref_" + n + "' href='#_footnote_" + n +
          "' title='View footnote' class='footnote'>" + n + "</a>]";
        spans[i].setAttribute("data-note", note);
      }
      noteholder.innerHTML +=
        "<div class='footnote' id='_footnote_" + n + "'>" +
        "<a href='#_footnoteref_" + n + "' title='Return to text'>" +
        n + "</a>. " + note + "</div>";
      var id =spans[i].getAttribute("id");
      if (id != null) refs["#"+id] = n;
    }
  }
  if (n == 0)
    noteholder.parentNode.removeChild(noteholder);
  else {
    // Process footnoterefs.
    for (i=0; i<spans.length; i++) {
      if (spans[i].className == "footnoteref") {
        var href = spans[i].getElementsByTagName("a")[0].getAttribute("href");
        href = href.match(/#.*/)[0];  // Because IE return full URL.
        n = refs[href];
        spans[i].innerHTML =
          "[<a href='#_footnote_" + n +
          "' title='View footnote' class='footnote'>" + n + "</a>]";
      }
    }
  }
},

install: function(toclevels) {
  var timerId;

function reinstall() {
    asciidoc.footnotes();
    if (toclevels) {
      asciidoc.toc(toclevels);
    }
  }

function reinstallAndRemoveTimer() {
    clearInterval(timerId);
    reinstall();
  }

timerId = setInterval(reinstall, 500);
  if (document.addEventListener)
    document.addEventListener("DOMContentLoaded", reinstallAndRemoveTimer, false);
  else
    window.onload = reinstallAndRemoveTimer;
}

}
asciidoc.install();
/*]]>*/
</script>
</head>
<body class="manpage">
<div id="header">
<h1>
libtraceevent(3) Manual Page
</h1>
<h2>NAME</h2>
<div class="sectionbody">
<p>tep_find_function,tep_find_function_address,tep_find_function_info -
   Find function name / start address.
</p>
</div>
</div>
<div id="content">
<div class="sect1">
<h2 id="_synopsis">SYNOPSIS</h2>
<div class="sectionbody">
<div class="verseblock">
<pre class="content"><strong>#include &lt;event-parse.h&gt;</strong>

const char *<strong>tep_find_function</strong>(struct tep_handle *<em>tep</em>, unsigned long long <em>addr</em>);
unsigned long long <strong>tep_find_function_address</strong>(struct tep_handle *<em>tep</em>, unsigned long long <em>addr</em>);
int <strong>tep_find_function_info</strong>(struct tep_handle *<em>tep</em>, unsigned long long <em>addr</em>, const char **<em>name</em>,
                           unsigned long long *<em>start</em>, unsigned long *<em>size</em>);</pre>
<div class="attribution">
</div></div>
</div>
</div>
<div class="sect1">
<h2 id="_description">DESCRIPTION</h2>
<div class="sectionbody">
<div class="paragraph"><p>These functions can be used to find function name and start address, by given
address. The given address does not have to be exact, it will select the function
that would contain it.</p></div>
<div class="paragraph"><p>The <strong>tep_find_function()</strong> function returns the function name, which contains the
given address <em>addr</em>. The <em>tep</em> argument is the trace event parser context.</p></div>
<div class="paragraph"><p>The <strong>tep_find_function_address()</strong> function returns the function start address,
by given address <em>addr</em>. The <em>addr</em> does not have to be exact, it will select the
function that would contain it. The <em>tep</em> argument is the trace event parser context.</p></div>
<div class="paragraph"><p>The <strong>tep_find_function_info()</strong> function retrieves the <em>name</em>, starting address (<em>start</em>),
and the function text <em>size</em> of the function at <em>address</em>, if it is found. Note,
if the <em>tep</em> handle has a function resolver (used by perf), then <em>size</em> is set to
zero.</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_return_value">RETURN VALUE</h2>
<div class="sectionbody">
<div class="paragraph"><p>The <strong>tep_find_function()</strong> function returns the function name, or NULL in case
it cannot be found.</p></div>
<div class="paragraph"><p>The <strong>tep_find_function_address()</strong> function returns the function start address,
or 0 in case it cannot be found.</p></div>
<div class="paragraph"><p>The <strong>tep_find_function_info()</strong> function returns 1 if a function is found for the
given address, or 0 if it is not.</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_example">EXAMPLE</h2>
<div class="sectionbody">
<div class="listingblock">
<div class="content">
<pre><tt><span style="font-weight: bold"><span style="color: #000080">#include</span></span> <span style="color: #FF0000">&lt;event-parse.h&gt;</span>
<span style="color: #990000">...</span>
<span style="font-weight: bold"><span style="color: #0000FF">struct</span></span> <span style="color: #008080">tep_handle</span> <span style="color: #990000">*</span>tep <span style="color: #990000">=</span> <span style="font-weight: bold"><span style="color: #000000">tep_alloc</span></span><span style="color: #990000">();</span>
<span style="color: #990000">...</span>
<span style="color: #009900">void</span> <span style="font-weight: bold"><span style="color: #000000">show_function_name</span></span><span style="color: #990000">(</span><span style="color: #009900">unsigned</span> <span style="color: #009900">long</span> <span style="color: #009900">long</span> addr<span style="color: #990000">)</span>
<span style="color: #FF0000">{</span>
        <span style="font-weight: bold"><span style="color: #0000FF">const</span></span> <span style="color: #009900">char</span> <span style="color: #990000">*</span>fname <span style="color: #990000">=</span> <span style="font-weight: bold"><span style="color: #000000">tep_find_function</span></span><span style="color: #990000">(</span>tep<span style="color: #990000">,</span> addr<span style="color: #990000">);</span>

<span style="font-weight: bold"><span style="color: #0000FF">if</span></span> <span style="color: #990000">(</span>fname<span style="color: #990000">)</span>
                <span style="font-weight: bold"><span style="color: #000000">printf</span></span><span style="color: #990000">(</span><span style="color: #FF0000">"Found function %s at 0x%0llx</span><span style="color: #CC33CC">\n</span><span style="color: #FF0000">"</span><span style="color: #990000">,</span> fname<span style="color: #990000">,</span> addr<span style="color: #990000">);</span>
        <span style="font-weight: bold"><span style="color: #0000FF">else</span></span>
                <span style="font-weight: bold"><span style="color: #000000">printf</span></span><span style="color: #990000">(</span><span style="color: #FF0000">"No function found at 0x%0llx</span><span style="color: #CC33CC">\n</span><span style="color: #FF0000">"</span><span style="color: #990000">,</span> addr<span style="color: #990000">);</span>
<span style="color: #FF0000">}</span>

<span style="color: #009900">void</span> <span style="font-weight: bold"><span style="color: #000000">show_function_start_addr</span></span><span style="color: #990000">(</span><span style="color: #009900">unsigned</span> <span style="color: #009900">long</span> <span style="color: #009900">long</span> addr<span style="color: #990000">)</span>
<span style="color: #FF0000">{</span>
        <span style="font-weight: bold"><span style="color: #0000FF">const</span></span> <span style="color: #009900">char</span> <span style="color: #990000">*</span>fname <span style="color: #990000">=</span> <span style="font-weight: bold"><span style="color: #000000">tep_find_function</span></span><span style="color: #990000">(</span>tep<span style="color: #990000">,</span> addr<span style="color: #990000">);</span>
        <span style="color: #009900">unsigned</span> <span style="color: #009900">long</span> <span style="color: #009900">long</span> fstart<span style="color: #990000">;</span>

<span style="font-weight: bold"><span style="color: #0000FF">if</span></span> <span style="color: #990000">(!</span>fname<span style="color: #990000">)</span> <span style="color: #FF0000">{</span>
                <span style="font-weight: bold"><span style="color: #000000">printf</span></span><span style="color: #990000">(</span><span style="color: #FF0000">"No function found at 0x%0llx</span><span style="color: #CC33CC">\n</span><span style="color: #FF0000">"</span><span style="color: #990000">,</span> addr<span style="color: #990000">);</span>
                <span style="font-weight: bold"><span style="color: #0000FF">return</span></span><span style="color: #990000">;</span>
        <span style="color: #FF0000">}</span>

fstart <span style="color: #990000">=</span> <span style="font-weight: bold"><span style="color: #000000">tep_find_function_address</span></span><span style="color: #990000">(</span>tep<span style="color: #990000">,</span> addr<span style="color: #990000">);</span>
        <span style="font-weight: bold"><span style="color: #000000">printf</span></span><span style="color: #990000">(</span><span style="color: #FF0000">"Function %s at 0x%llx starts at 0x%0llx</span><span style="color: #CC33CC">\n</span><span style="color: #FF0000">"</span><span style="color: #990000">,</span>
               fname<span style="color: #990000">,</span> addr<span style="color: #990000">,</span> fstart<span style="color: #990000">);</span>
<span style="color: #FF0000">}</span>

<span style="color: #009900">void</span> <span style="font-weight: bold"><span style="color: #000000">show_function_info</span></span><span style="color: #990000">(</span><span style="color: #009900">unsigned</span> <span style="color: #009900">long</span> <span style="color: #009900">long</span> addr<span style="color: #990000">)</span>
<span style="color: #FF0000">{</span>
        <span style="font-weight: bold"><span style="color: #0000FF">const</span></span> <span style="color: #009900">char</span> <span style="color: #990000">*</span>fname<span style="color: #990000">;</span>
        <span style="color: #009900">unsigned</span> <span style="color: #009900">long</span> <span style="color: #009900">long</span> fstart<span style="color: #990000">;</span>
        <span style="color: #009900">unsigned</span> <span style="color: #009900">long</span> size<span style="color: #990000">;</span>

ret <span style="color: #990000">=</span> <span style="font-weight: bold"><span style="color: #000000">tep_find_function_info</span></span><span style="color: #990000">(</span>tep<span style="color: #990000">,</span> addr<span style="color: #990000">,</span> <span style="color: #990000">&amp;</span>fname<span style="color: #990000">,</span> <span style="color: #990000">&amp;</span>fstart<span style="color: #990000">,</span> <span style="color: #990000">&amp;</span>size<span style="color: #990000">);</span>
        <span style="font-weight: bold"><span style="color: #0000FF">if</span></span> <span style="color: #990000">(!</span>ret<span style="color: #990000">)</span> <span style="color: #FF0000">{</span>
                <span style="font-weight: bold"><span style="color: #000000">printf</span></span><span style="color: #990000">(</span><span style="color: #FF0000">"No function found at 0x%0lx</span><span style="color: #CC33CC">\n</span><span style="color: #FF0000">"</span><span style="color: #990000">,</span> addr<span style="color: #990000">);</span>
                <span style="font-weight: bold"><span style="color: #0000FF">return</span></span><span style="color: #990000">;</span>
        <span style="color: #FF0000">}</span>

<span style="font-weight: bold"><span style="color: #000000">printf</span></span><span style="color: #990000">(</span><span style="color: #FF0000">"Function %s at 0x%lx starts at 0x%0lx and is %ld in size</span><span style="color: #CC33CC">\n</span><span style="color: #FF0000">"</span><span style="color: #990000">,</span>
               fname<span style="color: #990000">,</span> addr<span style="color: #990000">,</span> fstart<span style="color: #990000">,</span> size<span style="color: #990000">);</span>
<span style="color: #FF0000">}</span>
<span style="color: #990000">...</span></tt></pre></div></div>
</div>
</div>
<div class="sect1">
<h2 id="_files">FILES</h2>
<div class="sectionbody">
<div class="verseblock">
<pre class="content"><strong>event-parse.h</strong>
        Header file to include in order to have access to the library APIs.
<strong>-ltraceevent</strong>
        Linker switch to add when building a program that uses the library.</pre>
<div class="attribution">
</div></div>
</div>
</div>
<div class="sect1">
<h2 id="_see_also">SEE ALSO</h2>
<div class="sectionbody">
<div class="paragraph"><p><strong>libtraceevent</strong>(3), <strong>trace-cmd</strong>(1)</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_author">AUTHOR</h2>
<div class="sectionbody">
<div class="verseblock">
<pre class="content"><strong>Steven Rostedt</strong> &lt;<a href="mailto:rostedt@goodmis.org">rostedt@goodmis.org</a>&gt;, author of <strong>libtraceevent</strong>.
<strong>Tzvetomir Stoyanov</strong> &lt;<a href="mailto:tz.stoyanov@gmail.com">tz.stoyanov@gmail.com</a>&gt;, author of this man page.</pre>
<div class="attribution">
</div></div>
</div>
</div>
<div class="sect1">
<h2 id="_reporting_bugs">REPORTING BUGS</h2>
<div class="sectionbody">
<div class="paragraph"><p>Report bugs to  &lt;<a href="mailto:linux-trace-devel@vger.kernel.org">linux-trace-devel@vger.kernel.org</a>&gt;</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_license">LICENSE</h2>
<div class="sectionbody">
<div class="paragraph"><p>libtraceevent is Free Software licensed under the GNU LGPL 2.1</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_resources">RESOURCES</h2>
<div class="sectionbody">
<div class="paragraph"><p><a href="https://git.kernel.org/pub/scm/libs/libtrace/libtraceevent.git/">https://git.kernel.org/pub/scm/libs/libtrace/libtraceevent.git/</a></p></div>
</div>
</div>
</div>
<div id="footnotes"><hr /></div>
<div id="footer">
<div id="footer-text">
Last updated
 2024-10-11 21:26:45 UTC
</div>
</div>
</body>
</html>

Name	Size	Permission
libtraceevent-commands.html	29719 bytes	0644
libtraceevent-cpus.html	21389 bytes	0644
libtraceevent-debug.html	23700 bytes	0644
libtraceevent-endian_read.html	21789 bytes	0644
libtraceevent-event_find.html	24754 bytes	0644
libtraceevent-event_get.html	23957 bytes	0644
libtraceevent-event_list.html	25272 bytes	0644
libtraceevent-event_print.html	25548 bytes	0644
libtraceevent-field_find.html	27447 bytes	0644
libtraceevent-field_get_val.html	28250 bytes	0644
libtraceevent-field_print.html	28610 bytes	0644
libtraceevent-field_read.html	23026 bytes	0644
libtraceevent-fields.html	25398 bytes	0644
libtraceevent-file_endian.html	22166 bytes	0644
libtraceevent-filter.html	35978 bytes	0644
libtraceevent-func_apis.html	31736 bytes	0644
libtraceevent-func_find.html	29117 bytes	0644
libtraceevent-handle.html	23854 bytes	0644
libtraceevent-header_page.html	23961 bytes	0644
libtraceevent-host_endian.html	23585 bytes	0644
libtraceevent-kbuffer-create.html	39660 bytes	0644
libtraceevent-kbuffer-read.html	47477 bytes	0644
libtraceevent-kbuffer-timestamp.html	42976 bytes	0644
libtraceevent-kvm-plugin.html	48364 bytes	0644
libtraceevent-log.html	21347 bytes	0644
libtraceevent-long_size.html	21356 bytes	0644
libtraceevent-page_size.html	23185 bytes	0644
libtraceevent-parse-files.html	31025 bytes	0644
libtraceevent-parse_event.html	23696 bytes	0644
libtraceevent-parse_head.html	22352 bytes	0644
libtraceevent-plugins.html	28186 bytes	0644
libtraceevent-record_parse.html	26291 bytes	0644
libtraceevent-reg_event_handler.html	32678 bytes	0644
libtraceevent-reg_print_func.html	30685 bytes	0644
libtraceevent-set_flag.html	23538 bytes	0644
libtraceevent-strerror.html	22495 bytes	0644
libtraceevent-tseq.html	30737 bytes	0644
libtraceevent.html	37316 bytes	0644