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<h1>bktrans.cc</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">//</span>
<a name="l00002"></a>00002 <span class="comment">// ktrans.cc - print human readable version of usbfs_snoop kernel log</span>
<a name="l00003"></a>00003 <span class="comment">//</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="comment">/*</span>
<a name="l00006"></a>00006 <span class="comment"> Copyright (C) 2005-2010, Net Direct Inc. (http://www.netdirect.ca/)</span>
<a name="l00007"></a>00007 <span class="comment"></span>
<a name="l00008"></a>00008 <span class="comment"> This program is free software; you can redistribute it and/or modify</span>
<a name="l00009"></a>00009 <span class="comment"> it under the terms of the GNU General Public License as published by</span>
<a name="l00010"></a>00010 <span class="comment"> the Free Software Foundation; either version 2 of the License, or</span>
<a name="l00011"></a>00011 <span class="comment"> (at your option) any later version.</span>
<a name="l00012"></a>00012 <span class="comment"></span>
<a name="l00013"></a>00013 <span class="comment"> This program is distributed in the hope that it will be useful,</span>
<a name="l00014"></a>00014 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00015"></a>00015 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.</span>
<a name="l00016"></a>00016 <span class="comment"></span>
<a name="l00017"></a>00017 <span class="comment"> See the GNU General Public License in the COPYING file at the</span>
<a name="l00018"></a>00018 <span class="comment"> root directory of this project for more details.</span>
<a name="l00019"></a>00019 <span class="comment">*/</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="preprocessor">#include <iostream></span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <iomanip></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <sstream></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <string></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <string.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <barry/data.h></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="i18n_8h.html" title="Common internationalization defines, via gettext.">i18n.h</a>"</span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="keyword">using namespace </span>std;
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="keywordtype">void</span> Usage()
<a name="l00032"></a>00032 {
<a name="l00033"></a>00033 cout << <span class="stringliteral">"ktrans - usbfs_snoop kernel log translator\n"</span>
<a name="l00034"></a>00034 <span class="stringliteral">"\n"</span>
<a name="l00035"></a>00035 <span class="stringliteral">"\tUsage: ktrans logmarker < log\n"</span>
<a name="l00036"></a>00036 <span class="stringliteral">"\n"</span>
<a name="l00037"></a>00037 <span class="stringliteral">"\tExample: ktrans \"kernel: \" < /var/log/kern.log\n"</span>
<a name="l00038"></a>00038 <span class="stringliteral">"\n"</span>;
<a name="l00039"></a>00039 }
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="keywordtype">bool</span> IsHexData(<span class="keyword">const</span> <span class="keywordtype">char</span> *logmarker, <span class="keyword">const</span> <span class="keywordtype">char</span> *str)
<a name="l00042"></a>00042 {
<a name="l00043"></a>00043 str = strstr(str, logmarker);
<a name="l00044"></a>00044 <span class="keywordflow">if</span>( !str )
<a name="l00045"></a>00045 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00046"></a>00046 str += strlen(logmarker);
<a name="l00047"></a>00047
<a name="l00048"></a>00048 <span class="keywordflow">if</span>( strstr(str, <span class="stringliteral">"data "</span>) || strstr(str, <span class="stringliteral">"data: "</span>) ) {
<a name="l00049"></a>00049 <span class="comment">// looks like a data line, make sure data from there on out</span>
<a name="l00050"></a>00050 <span class="comment">// is hex data</span>
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="comment">// skip "data"</span>
<a name="l00053"></a>00053 str = strstr(str, <span class="stringliteral">"data"</span>) + 4;
<a name="l00054"></a>00054 <span class="keywordflow">for</span>( ; *str == <span class="charliteral">':'</span> || *str == <span class="charliteral">' '</span>; str++ )
<a name="l00055"></a>00055 ;
<a name="l00056"></a>00056
<a name="l00057"></a>00057 <span class="keywordflow">while</span>( *str ) {
<a name="l00058"></a>00058 <span class="keywordflow">if</span>( !( isdigit(*str) || *str == <span class="charliteral">' '</span> ||
<a name="l00059"></a>00059 (*str >= <span class="charliteral">'a'</span> && *str <= <span class="charliteral">'f'</span>)) )
<a name="l00060"></a>00060 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00061"></a>00061 str++;
<a name="l00062"></a>00062 }
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066 <span class="keywordflow">else</span> {
<a name="l00067"></a>00067 <span class="keywordflow">while</span>( *str ) {
<a name="l00068"></a>00068 <span class="keywordflow">if</span>( !( isdigit(*str) || *str == <span class="charliteral">' '</span> ||
<a name="l00069"></a>00069 (*str >= <span class="charliteral">'a'</span> && *str <= <span class="charliteral">'f'</span>)) )
<a name="l00070"></a>00070 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00071"></a>00071 str++;
<a name="l00072"></a>00072 }
<a name="l00073"></a>00073 <span class="keywordflow">return</span> <span class="keyword">true</span>; <span class="comment">// all data is numeric, so this is a continuation line</span>
<a name="l00074"></a>00074 }
<a name="l00075"></a>00075 }
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="keywordtype">void</span> SplitHex(<span class="keyword">const</span> <span class="keywordtype">char</span> *logmarker, <span class="keyword">const</span> <span class="keywordtype">char</span> *str, <a class="code" href="classBarry_1_1Data.html">Barry::Data</a> &data)
<a name="l00078"></a>00078 {
<a name="l00079"></a>00079 <span class="keyword">const</span> <span class="keywordtype">char</span> *hexptr = strstr(str, logmarker);
<a name="l00080"></a>00080 <span class="keywordflow">if</span>( !hexptr ) {
<a name="l00081"></a>00081 cout << str << endl;
<a name="l00082"></a>00082 <span class="keywordflow">return</span>;
<a name="l00083"></a>00083 }
<a name="l00084"></a>00084 hexptr += strlen(logmarker);
<a name="l00085"></a>00085 std::string readable(str, hexptr - str);
<a name="l00086"></a>00086
<a name="l00087"></a>00087 str = hexptr;
<a name="l00088"></a>00088
<a name="l00089"></a>00089 hexptr = strstr(str, <span class="stringliteral">"data "</span>);
<a name="l00090"></a>00090 <span class="keywordflow">if</span>( hexptr ) {
<a name="l00091"></a>00091 hexptr += 5;
<a name="l00092"></a>00092 }
<a name="l00093"></a>00093 <span class="keywordflow">else</span> {
<a name="l00094"></a>00094 hexptr = strstr(str, <span class="stringliteral">"data: "</span>);
<a name="l00095"></a>00095 <span class="keywordflow">if</span>( hexptr )
<a name="l00096"></a>00096 hexptr += 6;
<a name="l00097"></a>00097 }
<a name="l00098"></a>00098
<a name="l00099"></a>00099 <span class="keywordflow">if</span>( !hexptr )
<a name="l00100"></a>00100 hexptr = str;
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <span class="keywordflow">for</span>( ; *hexptr == <span class="charliteral">':'</span> || *hexptr == <span class="charliteral">' '</span>; hexptr++ )
<a name="l00103"></a>00103 ;
<a name="l00104"></a>00104
<a name="l00105"></a>00105 readable.append(str, hexptr - str);
<a name="l00106"></a>00106 cout << readable << endl;
<a name="l00107"></a>00107
<a name="l00108"></a>00108 data.<a class="code" href="classBarry_1_1Data.html#a88cdd9443924fe53fc4a0a41ff87c612" title="Append bytes of data based on str.">AppendHexString</a>(hexptr);
<a name="l00109"></a>00109 }
<a name="l00110"></a>00110
<a name="l00111"></a>00111 <span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> *argv[])
<a name="l00112"></a>00112 {
<a name="l00113"></a>00113 INIT_I18N(PACKAGE);
<a name="l00114"></a>00114
<a name="l00115"></a>00115 cout.sync_with_stdio(<span class="keyword">false</span>);
<a name="l00116"></a>00116
<a name="l00117"></a>00117 <span class="keywordflow">if</span>( argc < 2 ) {
<a name="l00118"></a>00118 Usage();
<a name="l00119"></a>00119 <span class="keywordflow">return</span> 0;
<a name="l00120"></a>00120 }
<a name="l00121"></a>00121
<a name="l00122"></a>00122 <a class="code" href="classBarry_1_1Data.html">Barry::Data</a> data;
<a name="l00123"></a>00123 <span class="keywordflow">while</span>( cin ) {
<a name="l00124"></a>00124 std::string buff;
<a name="l00125"></a>00125 getline(cin, buff);
<a name="l00126"></a>00126 <span class="keywordflow">if</span>( IsHexData(argv[1], buff.c_str()) ) {
<a name="l00127"></a>00127 SplitHex(argv[1], buff.c_str(), data);
<a name="l00128"></a>00128 }
<a name="l00129"></a>00129 <span class="keywordflow">else</span> {
<a name="l00130"></a>00130 <span class="keywordflow">if</span>( data.GetSize() ) {
<a name="l00131"></a>00131 cout << data;
<a name="l00132"></a>00132 data.<a class="code" href="classBarry_1_1Data.html#a034f95733ad4e34a3a3f3be874f3c555" title="set buffer to 0 and remove all data">Zap</a>();
<a name="l00133"></a>00133 }
<a name="l00134"></a>00134 cout << buff << <span class="stringliteral">"\n"</span>;
<a name="l00135"></a>00135 }
<a name="l00136"></a>00136 }
<a name="l00137"></a>00137
<a name="l00138"></a>00138 <span class="keywordflow">if</span>( data.GetSize() ) {
<a name="l00139"></a>00139 cout << data;
<a name="l00140"></a>00140 }
<a name="l00141"></a>00141 }
<a name="l00142"></a>00142
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