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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Just an FYI. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> I have noticed that many items are not initialized on construction. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Mostly this shows up during incomplete usage by the programmer, me, but it is important to note that the checks for null that are in the code fail when in DEBUG on Windows.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>GCC generally zero’s things, Microsoft puts a sentinel value so it crashes and you can find those cases.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><P> </P>
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and notify the sender immediately by e-mail or phone.</P><br><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> live-devel-bounces@ns.live555.com [mailto:live-devel-bounces@ns.live555.com] <b>On Behalf Of </b>Ross Finlayson<br><b>Sent:</b> Friday, April 05, 2013 12:13 PM<br><b>To:</b> LIVE555 Streaming Media - development & use<br><b>Subject:</b> Re: [Live-devel] Unitialized memory in RTPReceptionStats<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>I know you don’t like valgrind tool</span><span lang=FR style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div></div></blockquote><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>I *do* like "valgrind". The problem with it, however, is that it frequently reports 'errors' that aren't really errors.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Therefore, I generally don't pay attention when people send me "valgrind" reports, unless they can also note a specific problem in the code that is causing these reports to be generated. But fortunately you have done this.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><br><br><o:p></o:p></p><div><div><p class=MsoNormal><span lang=FR style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>A way to fix this is to initialize<o:p></o:p></span></p></div><pre><span lang=FR>void RTPReceptionStats::init(u_int32_t SSRC) {<o:p></o:p></span></pre><pre><span lang=FR> </span>fSSRC = SSRC;<span lang=FR><o:p></o:p></span></pre><pre> fTotNumPacketsReceived = 0;<span lang=FR><o:p></o:p></span></pre><pre> fTotBytesReceived_hi = fTotBytesReceived_lo = 0;<span lang=FR><o:p></o:p></span></pre><pre><b>+ fBaseExtSeqNumReceived = 0;</b><span lang=FR><o:p></o:p></span></pre><pre><b>+ fHighestExtSeqNumReceived = 0;</b><span lang=FR><o:p></o:p></span></pre><pre> fHaveSeenInitialSequenceNumber = False;<span lang=FR><o:p></o:p></span></pre></div><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>This will be fixed in the next release of the code (later today). Thanks for the report.<o:p></o:p></p></div><p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p><div><p class=MsoNormal><span class=apple-style-span><span style='font-size:13.5pt;font-family:"Helvetica","sans-serif";color:black'>Ross Finlayson</span></span><span style='font-size:13.5pt;font-family:"Helvetica","sans-serif";color:black'><br><span class=apple-style-span>Live Networks, Inc.</span><br><span class=apple-style-span><a href="http://www.live555.com/">http://www.live555.com/</a></span></span> <o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div></body></html>