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<h1>url1.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include <<a class="code" href="common_8h.html">cc++/common.h</a>></span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="comment">// This was a test base64 stuff</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="preprocessor">#ifdef CCXX_NAMESPACES</span>
<a name="l00006"></a>00006 <span class="preprocessor"></span><span class="keyword">using namespace </span>std;
<a name="l00007"></a>00007 <span class="keyword">using namespace </span>ost;
<a name="l00008"></a>00008 <span class="preprocessor">#endif</span>
<a name="l00009"></a>00009 <span class="preprocessor"></span>
<a name="l00010"></a>00010 <span class="preprocessor">#define BUFLEN 512</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span><span class="keywordtype">char</span> buf1[BUFLEN];
<a name="l00012"></a>00012 <span class="keywordtype">char</span> buf2[BUFLEN];
<a name="l00013"></a>00013
<a name="l00014"></a>00014 <span class="keywordtype">bool</span> errorOccurred = <span class="keyword">false</span>;
<a name="l00015"></a>00015 <span class="keywordtype">char</span> status[256] = <span class="stringliteral">""</span>;
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="keywordtype">void</span> printBug(<span class="keyword">const</span> <span class="keywordtype">char</span>*msg)
<a name="l00018"></a>00018 {
<a name="l00019"></a>00019 errorOccurred = <span class="keyword">true</span>;
<a name="l00020"></a>00020 printf(<span class="stringliteral">"status = %s\n%s!\n"</span>,status,msg);
<a name="l00021"></a>00021 }
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="keyword">const</span> <span class="keywordtype">char</span> fillChar=<span class="charliteral">'&'</span>;
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="keywordtype">void</span> initBuf(<span class="keywordtype">char</span>* buf)
<a name="l00026"></a>00026 {
<a name="l00027"></a>00027 memset(buf,fillChar,BUFLEN);
<a name="l00028"></a>00028 }
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="keywordtype">void</span> checkBuf(<span class="keywordtype">char</span>* buf,<span class="keywordtype">int</span> prev,<span class="keywordtype">int</span> size)
<a name="l00031"></a>00031 {
<a name="l00032"></a>00032 <span class="keywordtype">int</span> i;
<a name="l00033"></a>00033 <span class="keywordflow">for</span>(i=0;i<prev;++i)
<a name="l00034"></a>00034 <span class="keywordflow">if</span> (buf[i] != fillChar)
<a name="l00035"></a>00035 {
<a name="l00036"></a>00036 printBug(<span class="stringliteral">"buffer overflow founded"</span>);
<a name="l00037"></a>00037 <span class="keywordflow">return</span>;
<a name="l00038"></a>00038 }
<a name="l00039"></a>00039 <span class="keywordflow">for</span>(i=prev+size;i<BUFLEN;++i)
<a name="l00040"></a>00040 <span class="keywordflow">if</span> (buf[i] != fillChar)
<a name="l00041"></a>00041 {
<a name="l00042"></a>00042 printBug(<span class="stringliteral">"buffer overflow founded"</span>);
<a name="l00043"></a>00043 <span class="keywordflow">return</span>;
<a name="l00044"></a>00044 }
<a name="l00045"></a>00045 }
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="comment">// check with binary functions</span>
<a name="l00048"></a>00048 <span class="keywordtype">void</span> check1(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* s,size_t len,size_t buflen1,size_t buflen2,<span class="keywordtype">bool</span> checkEqual=<span class="keyword">false</span>)
<a name="l00049"></a>00049 {
<a name="l00050"></a>00050 initBuf(buf1);
<a name="l00051"></a>00051 b64Encode(s,len,buf1+16,buflen1);
<a name="l00052"></a>00052 checkBuf(buf1,16,buflen1);
<a name="l00053"></a>00053 initBuf(buf2);
<a name="l00054"></a>00054 b64Decode(buf1+16,(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*)buf2+16,buflen2);
<a name="l00055"></a>00055 checkBuf(buf2,16,buflen2);
<a name="l00056"></a>00056 <span class="keywordflow">if</span> (checkEqual && memcmp(s,buf2+16,len) != 0)
<a name="l00057"></a>00057 printBug (<span class="stringliteral">"buffer different"</span>);
<a name="l00058"></a>00058 }
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <span class="comment">// check with old string</span>
<a name="l00061"></a>00061 <span class="keywordtype">void</span> check2(<span class="keyword">const</span> <span class="keywordtype">char</span>* s,size_t buflen,<span class="keywordtype">bool</span> checkEqual=<span class="keyword">false</span>)
<a name="l00062"></a>00062 {
<a name="l00063"></a>00063 <span class="keywordflow">if</span> (!buflen) <span class="keywordflow">return</span>;
<a name="l00064"></a>00064 initBuf(buf1);
<a name="l00065"></a>00065 b64Encode(s,buf1+16,buflen);
<a name="l00066"></a>00066 checkBuf(buf1,16,buflen);
<a name="l00067"></a>00067 initBuf(buf2);
<a name="l00068"></a>00068 size_t buflen2 = strlen(buf1+16)+1;
<a name="l00069"></a>00069 b64Decode(buf1+16,buf2+16);
<a name="l00070"></a>00070 checkBuf(buf2,16,buflen2);
<a name="l00071"></a>00071 <span class="keywordflow">if</span> (checkEqual && strcmp(s,buf2+16) != 0)
<a name="l00072"></a>00072 {
<a name="l00073"></a>00073 printBug (<span class="stringliteral">"buffer different"</span>);
<a name="l00074"></a>00074 printf(<span class="stringliteral">"'%s' != '%s'\n'%s'\n"</span>,s,buf2+16,buf1+16);
<a name="l00075"></a>00075 }
<a name="l00076"></a>00076 }
<a name="l00077"></a>00077
<a name="l00078"></a>00078 <span class="comment">// check buffer overflow on string</span>
<a name="l00079"></a>00079 <span class="keywordtype">void</span> checkStringOverflow(<span class="keywordtype">char</span>* s,<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> len)
<a name="l00080"></a>00080 {
<a name="l00081"></a>00081 <span class="keywordtype">bool</span> execCheck2 = (strlen(s) == len);
<a name="l00082"></a>00082 <span class="keywordflow">for</span>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> l1=0;l1<32;++l1)
<a name="l00083"></a>00083 {
<a name="l00084"></a>00084 sprintf(status,<span class="stringliteral">"%s %d"</span>,s,l1);
<a name="l00085"></a>00085 <span class="keywordflow">if</span> (execCheck2)
<a name="l00086"></a>00086 check2(s,l1,l1 >= (len+2)/3*4+1);
<a name="l00087"></a>00087 <span class="keywordflow">for</span>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> l2=0;l2<32;++l2)
<a name="l00088"></a>00088 check1((<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*)s,len,l1,l2,
<a name="l00089"></a>00089 (l1 >= (len+2)/3*4+1)
<a name="l00090"></a>00090 && (l2 >= len) );
<a name="l00091"></a>00091 }
<a name="l00092"></a>00092 }
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="keywordtype">int</span> main()
<a name="l00095"></a>00095 {
<a name="l00096"></a>00096 checkStringOverflow(<span class="stringliteral">""</span>,0);
<a name="l00097"></a>00097 checkStringOverflow(<span class="stringliteral">"aaa"</span>,3);
<a name="l00098"></a>00098 <span class="keywordflow">if</span> (!errorOccurred)
<a name="l00099"></a>00099 printf(<span class="stringliteral">"All seem ok\n"</span>);
<a name="l00100"></a>00100 <span class="keywordflow">return</span> 0;
<a name="l00101"></a>00101 }
<a name="l00102"></a>00102
<a name="l00103"></a>00103
</pre></div> <hr size="1"><address style="align: right;"><small>Generated on Mon Jun 19 10:50:55 2006 for GNU CommonC++ by
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