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diff --git a/runtime/docs/html/probes_8c-source.html b/runtime/docs/html/probes_8c-source.html deleted file mode 100644 index 6084bad3..00000000 --- a/runtime/docs/html/probes_8c-source.html +++ /dev/null @@ -1,113 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> -<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> -<title>SystemTap: probes.c Source File</title> -<link href="doxygen.css" rel="stylesheet" type="text/css"> -</head><body> -<!-- Generated by Doxygen 1.4.1 --> -<div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="modules.html">Modules</a> | <a class="qindex" href="dirs.html">Directories</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related Pages</a></div> -<h1>probes.c</h1><a href="probes_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment">00001 <span class="preprocessor">#ifndef _PROBES_C_ </span><span class="comment">/* -*- linux-c -*- */</span> -00002 <span class="preprocessor">#define _PROBES_C</span> -00003 <span class="preprocessor"></span><span class="comment"></span> -00004 <span class="comment">/** @file probes.c</span> -00005 <span class="comment"> * @brief Functions to assist loading and unloading groups of probes.</span> -00006 <span class="comment"> */</span> -00007 <span class="comment"></span> -00008 <span class="comment">/** Lookup name.</span> -00009 <span class="comment"> * This simply calls the kernel function kallsyms_lookup_name().</span> -00010 <span class="comment"> * That function is not exported, so this workaround is required.</span> -00011 <span class="comment"> * See the kernel source, kernel/kallsyms.c for more information.</span> -00012 <span class="comment"> */</span> -00013 <span class="keyword">static</span> <span class="keywordtype">unsigned</span> long (*_stp_lookup_name)(<span class="keywordtype">char</span> *name)=(<span class="keywordtype">void</span> *)KALLSYMS_LOOKUP_NAME; -00014 <span class="comment"></span> -00015 <span class="comment">/** Unregister a group of jprobes.</span> -00016 <span class="comment"> * @param probes Pointer to an array of struct jprobe.</span> -00017 <span class="comment"> * @param num_probes Number of probes in the array.</span> -00018 <span class="comment"> */</span> -00019 -<a name="l00020"></a><a class="code" href="probes_8c.html#a2">00020</a> <span class="keywordtype">void</span> <a class="code" href="probes_8c.html#a2">_stp_unregister_jprobes</a> (<span class="keyword">struct</span> jprobe *probes, <span class="keywordtype">int</span> num_probes) -00021 { -00022 <span class="keywordtype">int</span> i; -00023 <span class="keywordflow">for</span> (i = 0; i < num_probes; i++) -00024 unregister_jprobe(&probes[i]); -00025 <a class="code" href="group__io.html#ga2">_stp_log</a> (<span class="stringliteral">"All jprobes removed\n"</span>); -00026 } -00027 <span class="comment"></span> -00028 <span class="comment">/** Register a group of jprobes.</span> -00029 <span class="comment"> * @param probes Pointer to an array of struct jprobe.</span> -00030 <span class="comment"> * @param num_probes Number of probes in the array.</span> -00031 <span class="comment"> * @return 0 on success.</span> -00032 <span class="comment"> */</span> -00033 -<a name="l00034"></a><a class="code" href="probes_8c.html#a3">00034</a> <span class="keywordtype">int</span> <a class="code" href="probes_8c.html#a3">_stp_register_jprobes</a> (<span class="keyword">struct</span> jprobe *probes, <span class="keywordtype">int</span> num_probes) -00035 { -00036 <span class="keywordtype">int</span> i, ret ; -00037 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> addr; -00038 -00039 <span class="keywordflow">for</span> (i = 0; i < num_probes; i++) { -00040 addr =_stp_lookup_name((<span class="keywordtype">char</span> *)probes[i].kp.addr); -00041 <span class="keywordflow">if</span> (addr == 0) { -00042 <a class="code" href="group__io.html#ga2">_stp_log</a> (<span class="stringliteral">"ERROR: function %s not found!\n"</span>, -00043 (<span class="keywordtype">char</span> *)probes[i].kp.addr); -00044 ret = -1; <span class="comment">/* FIXME */</span> -00045 <span class="keywordflow">goto</span> out; -00046 } -00047 <a class="code" href="group__io.html#ga2">_stp_log</a>(<span class="stringliteral">"inserting jprobe at %s (%p)\n"</span>, probes[i].kp.addr, addr); -00048 probes[i].kp.addr = (kprobe_opcode_t *)addr; -00049 ret = register_jprobe(&probes[i]); -00050 <span class="keywordflow">if</span> (ret) -00051 <span class="keywordflow">goto</span> out; -00052 } -00053 <span class="keywordflow">return</span> 0; -00054 out: -00055 <a class="code" href="group__io.html#ga2">_stp_log</a> (<span class="stringliteral">"probe module initialization failed. Exiting...\n"</span>); -00056 <a class="code" href="probes_8c.html#a2">_stp_unregister_jprobes</a>(probes, i); -00057 <span class="keywordflow">return</span> ret; -00058 } -00059 <span class="comment"></span> -00060 <span class="comment">/** Unregister a group of kprobes.</span> -00061 <span class="comment"> * @param probes Pointer to an array of struct kprobe.</span> -00062 <span class="comment"> * @param num_probes Number of probes in the array.</span> -00063 <span class="comment"> */</span> -00064 -<a name="l00065"></a><a class="code" href="probes_8c.html#a4">00065</a> <span class="keywordtype">void</span> <a class="code" href="probes_8c.html#a4">_stp_unregister_kprobes</a> (<span class="keyword">struct</span> kprobe *probes, <span class="keywordtype">int</span> num_probes) -00066 { -00067 <span class="keywordtype">int</span> i; -00068 <span class="keywordflow">for</span> (i = 0; i < num_probes; i++) -00069 unregister_kprobe(&probes[i]); -00070 <a class="code" href="group__io.html#ga2">_stp_log</a> (<span class="stringliteral">"All kprobes removed\n"</span>); -00071 } -00072 <span class="comment"></span> -00073 <span class="comment">/** Register a group of kprobes.</span> -00074 <span class="comment"> * @param probes Pointer to an array of struct kprobe.</span> -00075 <span class="comment"> * @param num_probes Number of probes in the array.</span> -00076 <span class="comment"> * @return 0 on success.</span> -00077 <span class="comment"> */</span> -00078 -<a name="l00079"></a><a class="code" href="probes_8c.html#a5">00079</a> <span class="keywordtype">int</span> <a class="code" href="probes_8c.html#a5">_stp_register_kprobes</a> (<span class="keyword">struct</span> kprobe *probes, <span class="keywordtype">int</span> num_probes) -00080 { -00081 <span class="keywordtype">int</span> i, ret ; -00082 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> addr; -00083 -00084 <span class="keywordflow">for</span> (i = 0; i < num_probes; i++) { -00085 addr =_stp_lookup_name((<span class="keywordtype">char</span> *)probes[i].addr); -00086 <span class="keywordflow">if</span> (addr == 0) { -00087 <a class="code" href="group__io.html#ga2">_stp_log</a> (<span class="stringliteral">"ERROR: function %s not found!\n"</span>, -00088 (<span class="keywordtype">char</span> *)probes[i].addr); -00089 ret = -1; <span class="comment">/* FIXME */</span> -00090 <span class="keywordflow">goto</span> out; -00091 } -00092 <a class="code" href="group__io.html#ga2">_stp_log</a>(<span class="stringliteral">"inserting kprobe at %s (%p)\n"</span>, probes[i].addr, addr); -00093 probes[i].addr = (kprobe_opcode_t *)addr; -00094 ret = register_kprobe(&probes[i]); -00095 <span class="keywordflow">if</span> (ret) -00096 <span class="keywordflow">goto</span> out; -00097 } -00098 <span class="keywordflow">return</span> 0; -00099 out: -00100 <a class="code" href="group__io.html#ga2">_stp_log</a> (<span class="stringliteral">"probe module initialization failed. Exiting...\n"</span>); -00101 <a class="code" href="probes_8c.html#a4">_stp_unregister_kprobes</a>(probes, i); -00102 <span class="keywordflow">return</span> ret; -00103 } -00104 -00105 <span class="preprocessor">#endif </span><span class="comment">/* _PROBES_C */</span> -</pre></div></body></html> |