如何通過崩潰地址找到出錯的代碼行

<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">作為程序員，我們平時最擔(dān)心見到的事情是什么？是內(nèi)存泄漏？是界面不好看？……錯啦！我相信我的看法是不會有人反對的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">--</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">那就是，程序發(fā)生了崩潰！</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">“該程序執(zhí)行了非法操作，即將關(guān)閉。請與你的軟件供應(yīng)商聯(lián)系?！?，呵呵，這句</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> M$ </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">的“名言”，恐怕就是程序員最擔(dān)心見到的東西了。有的時候，自己的程序在自己的機(jī)器上運(yùn)行得好好的，但是到了別人的機(jī)器上就崩潰了；有時自己在編寫和測試的過程中就莫名其妙地遇到了非法操作，但是卻無法確定到底是源代碼中的哪行引起的……是不是很痛苦呢？不要緊，本文可以幫助你走出這種困境，甚至你從此之后可以自豪地要求用戶把崩潰地址告訴你，然后你就可以精確地定位到源代碼中出錯的那行了。（很神奇吧？呵呵。）</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
- ~) [0 R8 z2 A4 \$ Z; p<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">首先我必須強(qiáng)調(diào)的是，本方法可以在目前市面上任意一款編譯器上面使用。但是我只熟悉</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> M$ </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> VC </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">和</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MASM </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">，因此后面的部分只介紹如何在這兩個編譯器中實(shí)現(xiàn)，請讀者自行融會貫通，掌握在別的編譯器上使用的方法。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">Well</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">，廢話說完了，讓我們開始！</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">：）</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">首先必須生成程序的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件。什么是</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件？簡單地講，</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件是程序的全局符號、源文件和代碼行號信息的唯一的文本表示方法，它可以在任何地方、任何時候使用，不需要有額外的程序進(jìn)行支持。而且，這是唯一能找出程序崩潰的地方的救星。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">好吧，既然</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件如此神奇，那么我們應(yīng)該如何生成它呢？在</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> VC </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">中，我們可以按下</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> Alt+F7 </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">，打開“</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">Project Settings</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">”選項(xiàng)頁，選擇</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> C/C++ </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">選項(xiàng)卡，并在最下面的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> Project Options </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">里面輸入：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">/Zd </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">，然后要選擇</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> Link </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">選項(xiàng)卡，在最下面的</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> <SPAN lang=EN-US>Project Options </SPAN></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">里面輸入：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> /mapinfo:lines </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">和</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> /map:PROJECT_NAME.map </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">。最后按下</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> F7 </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">來編譯生成</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> EXE </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">可執(zhí)行文件和</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
2 g+ R* v" A& l& e8 a% c' O<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">在</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MASM </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">中，我們要設(shè)置編譯和連接參數(shù)，我通常是這樣做的：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">rc %1.rc<BR>ml /c /coff /Zd %1.asm<BR>link /subsystem:windows /mapinfo:exports /mapinfo:lines /map:%1.map %1.obj %1.res <o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">把它保存成</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> makem.bat </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">，就可以在命令行輸入</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> makem filename </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">來編譯生成</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> EXE </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">可執(zhí)行文件和</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件了。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
2 j& H& V+ E( F. D<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">在此我先解釋一下加入的參數(shù)的含義：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
3 o6 [$ I1 E3 D' G<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">/Zd </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">表示在編譯的時候生成行信息</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><BR>/map[:filename] </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">表示生成</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件的路徑和文件名</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><BR>/mapinfo:lines </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">表示生成</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件時，加入行信息</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><BR>/mapinfo:exports </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">表示生成</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件時，加入</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> exported functions </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">（如果生成的是</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> DLL </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件，這個選項(xiàng)就要加上）</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> <o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">OK</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">，通過上面的步驟，我們已經(jīng)得到了</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件，那么我們該如何利用它呢？</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
7 J' W: f5 T0 N' j<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">讓我們從簡單的實(shí)例入手，請打開你的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> VC </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">，新建這樣一個文件：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
6 b4 I3 J1 S9 M# W<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">01 <A href="file://****************************************************************/"><FONT color=#333333>file://****************************************************************</FONT></A><BR>02 <A href="file://程/"><FONT color=#333333>file://<SPAN style="FONT-FAMILY: 宋體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">程</SPAN></FONT></A></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">序名稱：演示如何通過崩潰地址找出源代碼的出錯行</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><BR>03 <A href="file://作/"><FONT color=#333333>file://<SPAN style="FONT-FAMILY: 宋體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">作</SPAN></FONT></A></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">者：羅聰</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><BR>04 <A href="file://日/"><FONT color=#333333>file://<SPAN style="FONT-FAMILY: 宋體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">日</SPAN></FONT></A></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">期：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">2003-2-7<BR>05 <A href="file://出/"><FONT color=#333333>file://<SPAN style="FONT-FAMILY: 宋體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">出</SPAN></FONT></A></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">處：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><A href="http://www.luocong.com/"><FONT color=#333333>http://www.luocong.com</FONT></A></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">（老羅的繽紛天地）</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><BR>06 <A href="file://本/"><FONT color=#333333>file://<SPAN style="FONT-FAMILY: 宋體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">本</SPAN></FONT></A></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">程序會產(chǎn)生“除</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">0</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">錯誤”，以至于會彈出“非法操作”對話框。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><BR>07 <A href="file:///"><FONT color=#333333>file://“</FONT></A></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">除</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">0</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">錯誤”只會在</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> Debug </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">版本下產(chǎn)生，本程序?yàn)榱搜菔径M量簡化。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><BR>08 <A href="file://注/"><FONT color=#333333>file://<SPAN style="FONT-FAMILY: 宋體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">注</SPAN></FONT></A></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">意事項(xiàng)：如欲轉(zhuǎn)載，請保持本程序的完整，并注明：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><BR>09 <A href="file://轉(zhuǎn)/"><FONT color=#333333>file://<SPAN style="FONT-FAMILY: 宋體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">轉(zhuǎn)</SPAN></FONT></A></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">載自“老羅的繽紛天地”（</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><A href="http://www.luocong.com/"><FONT color=#333333>http://www.luocong.com</FONT></A></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">）</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><BR>10 <A href="file://****************************************************************/"><FONT color=#333333>file://****************************************************************</FONT></A><BR>11 <BR>12 void Crash(void)<BR>13 {<BR>14 int i = 1;<BR>15 int j = 0;<BR>16 i /= j;<BR>17 }<BR>18 <BR>19 void main(void)<BR>20 {<BR>21 Crash();<BR>22 } <o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">很顯然本程序有“除</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">0</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">錯誤”，在</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> Debug </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">方式下編譯的話，運(yùn)行時肯定會產(chǎn)生“非法操作”。好，讓我們運(yùn)行它，果然，“非法操作”對話框出現(xiàn)了，這時我們點(diǎn)擊“詳細(xì)信息”按鈕，記錄下產(chǎn)生崩潰的地址</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">--</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">在我的機(jī)器上是</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> <SPAN lang=EN-US>0x0040104a </SPAN></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
0 B5 i$ S0 {6 Q. h& v: {<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">再看看它的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件：（由于文件內(nèi)容太長，中間沒用的部分我進(jìn)行了省略）</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
5 f9 W8 D) p" h% z8 z& D<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">CrashDemo<o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">Timestamp is 3e430a76 (Fri Feb 07 09:23:02 2003)<o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">Preferred load address is 00400000<o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">Start Length Name Class<BR>0001:00000000 0000de04H .text CODE<BR>0001:0000de04 0001000cH .textbss CODE<BR>0002:00000000 00001346H .rdata DATA<BR>0002:00001346 00000000H .edata DATA<BR>0003:00000000 00000104H .CRT$XCA DATA<BR>0003:00000104 00000104H .CRT$XCZ DATA<BR>0003:00000208 00000104H .CRT$XIA DATA<BR>0003:0000030c 00000109H .CRT$XIC DATA<BR>0003:00000418 00000104H .CRT$XIZ DATA<BR>0003:0000051c 00000104H .CRT$XPA DATA<BR>0003:00000620 00000104H .CRT$XPX DATA<BR>0003:00000724 00000104H .CRT$XPZ DATA<BR>0003:00000828 00000104H .CRT$XTA DATA<BR>0003:0000092c 00000104H .CRT$XTZ DATA<BR>0003:00000a30 00000b93H .data DATA<BR>0003:000015c4 00001974H .bss DATA<BR>0004:00000000 00000014H .idata$2 DATA<BR>0004:00000014 00000014H .idata$3 DATA<BR>0004:00000028 00000110H .idata$4 DATA<BR>0004:00000138 00000110H .idata$5 DATA<BR>0004:00000248 000004afH .idata$6 DATA<o:p></o:p></SPAN></P>
8 U+ F8 t* g% w- F) c! l: h<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">Address Publics by Value Rva+Base Lib:Object<o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">0001:00000020 ?Crash@@YAXXZ 00401020 f CrashDemo.obj<BR>0001:00000070 _main 00401070 f CrashDemo.obj<BR>0004:00000000 __IMPORT_DESCRIPTOR_KERNEL32 00424000 kernel32:KERNEL32.dll<BR>0004:00000014 __NULL_IMPORT_DESCRIPTOR 00424014 kernel32:KERNEL32.dll<BR>0004:00000138 __imp__GetCommandLineA@0 00424138 kernel32:KERNEL32.dll<BR>0004:0000013c __imp__GetVersion@0 0042413c kernel32:KERNEL32.dll<BR>0004:00000140 __imp__ExitProcess@4 00424140 kernel32:KERNEL32.dll<BR>0004:00000144 __imp__DebugBreak@0 00424144 kernel32:KERNEL32.dll<BR>0004:00000148 __imp__GetStdHandle@4 00424148 kernel32:KERNEL32.dll<BR>0004:0000014c __imp__WriteFile@20 0042414c kernel32:KERNEL32.dll<BR>0004:00000150 __imp__InterlockedDecrement@4 00424150 kernel32:KERNEL32.dll<BR>0004:00000154 __imp__OutputDebugStringA@4 00424154 kernel32:KERNEL32.dll<BR>0004:00000158 __imp__GetProcAddress@8 00424158 kernel32:KERNEL32.dll<BR>0004:0000015c __imp__LoadLibraryA@4 0042415c kernel32:KERNEL32.dll<BR>0004:00000160 __imp__InterlockedIncrement@4 00424160 kernel32:KERNEL32.dll<BR>0004:00000164 __imp__GetModuleFileNameA@12 00424164 kernel32:KERNEL32.dll<BR>0004:00000168 __imp__TerminateProcess@8 00424168 kernel32:KERNEL32.dll<BR>0004:0000016c __imp__GetCurrentProcess@0 0042416c kernel32:KERNEL32.dll<BR>0004:00000170 __imp__UnhandledExceptionFilter@4 00424170 kernel32:KERNEL32.dll<BR>0004:00000174 __imp__FreeEnvironmentStringsA@4 00424174 kernel32:KERNEL32.dll<BR>0004:00000178 __imp__FreeEnvironmentStringsW@4 00424178 kernel32:KERNEL32.dll<BR>0004:0000017c __imp__WideCharToMultiByte@32 0042417c kernel32:KERNEL32.dll<BR>0004:00000180 __imp__GetEnvironmentStrings@0 00424180 kernel32:KERNEL32.dll<BR>0004:00000184 __imp__GetEnvironmentStringsW@0 00424184 kernel32:KERNEL32.dll<BR>0004:00000188 __imp__SetHandleCount@4 00424188 kernel32:KERNEL32.dll<BR>0004:0000018c __imp__GetFileType@4 0042418c kernel32:KERNEL32.dll<BR>0004:00000190 __imp__GetStartupInfoA@4 00424190 kernel32:KERNEL32.dll<BR>0004:00000194 __imp__HeapDestroy@4 00424194 kernel32:KERNEL32.dll<BR>0004:00000198 __imp__HeapCreate@12 00424198 kernel32:KERNEL32.dll<BR>0004:0000019c __imp__HeapFree@12 0042419c kernel32:KERNEL32.dll<BR>0004:000001a0 __imp__VirtualFree@12 004241a0 kernel32:KERNEL32.dll<BR>0004:000001a4 __imp__RtlUnwind@16 004241a4 kernel32:KERNEL32.dll<BR>0004:000001a8 __imp__GetLastError@0 004241a8 kernel32:KERNEL32.dll<BR>0004:000001ac __imp__SetConsoleCtrlHandler@8 004241ac kernel32:KERNEL32.dll<BR>0004:000001b0 __imp__IsBadWritePtr@8 004241b0 kernel32:KERNEL32.dll<BR>0004:000001b4 __imp__IsBadReadPtr@8 004241b4 kernel32:KERNEL32.dll<BR>0004:000001b8 __imp__HeapValidate@12 004241b8 kernel32:KERNEL32.dll<BR>0004:000001bc __imp__GetCPInfo@8 004241bc kernel32:KERNEL32.dll<BR>0004:000001c0 __imp__GetACP@0 004241c0 kernel32:KERNEL32.dll<BR>0004:000001c4 __imp__GetOEMCP@0 004241c4 kernel32:KERNEL32.dll<BR>0004:000001c8 __imp__HeapAlloc@12 004241c8 kernel32:KERNEL32.dll<BR>0004:000001cc __imp__VirtualAlloc@16 004241cc kernel32:KERNEL32.dll<BR>0004:000001d0 __imp__HeapReAlloc@16 004241d0 kernel32:KERNEL32.dll<BR>0004:000001d4 __imp__MultiByteToWideChar@24 004241d4 kernel32:KERNEL32.dll<BR>0004:000001d8 __imp__LCMapStringA@24 004241d8 kernel32:KERNEL32.dll<BR>0004:000001dc __imp__LCMapStringW@24 004241dc kernel32:KERNEL32.dll<BR>0004:000001e0 __imp__GetStringTypeA@20 004241e0 kernel32:KERNEL32.dll<BR>0004:000001e4 __imp__GetStringTypeW@16 004241e4 kernel32:KERNEL32.dll<BR>0004:000001e8 __imp__SetFilePointer@16 004241e8 kernel32:KERNEL32.dll<BR>0004:000001ec __imp__SetStdHandle@8 004241ec kernel32:KERNEL32.dll<BR>0004:000001f0 __imp__FlushFileBuffers@4 004241f0 kernel32:KERNEL32.dll<BR>0004:000001f4 __imp__CloseHandle@4 004241f4 kernel32:KERNEL32.dll<BR>0004:000001f8 \177KERNEL32_NULL_THUNK_DATA 004241f8 kernel32:KERNEL32.dll<o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">entry point at 0001:000000f0<o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><BR>Line numbers for .\Debug\CrashDemo.obj(d:\msdev\myprojects\crashdemo\crashdemo.cpp) segment .text<o:p></o:p></SPAN></P>
4 }* M$ v2 f* P% p5 |<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">13 0001:00000020 14 0001:00000038 15 0001:0000003f 16 0001:00000046<BR>17 0001:00000050 20 0001:00000070 21 0001:00000088 22 0001:0000008d <o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">如果仔細(xì)瀏覽</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> Rva+Base </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">這欄，你會發(fā)現(xiàn)第一個比崩潰地址</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> 0x0040104a </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">大的函數(shù)地址是</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> 0x00401070 </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">，所以在</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> 0x00401070 </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">這個地址之前的那個入口就是產(chǎn)生崩潰的函數(shù)，也就是這行：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
6 P' @; I8 G! ?% o" i9 g<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">0001:00000020 ?Crash@@YAXXZ 00401020 f CrashDemo.obj <o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">因此，發(fā)生崩潰的函數(shù)就是</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> ?Crash@@YAXXZ </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">，所有以問號開頭的函數(shù)名稱都是</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> C++ </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">修飾的名稱。在我們的源程序中，也就是</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> Crash() </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">這個子函數(shù)。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
* L3 D, P" y; b+ A/ R8 v: [<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">OK</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">，現(xiàn)在我們輕而易舉地便知道了發(fā)生崩潰的函數(shù)名稱，你是不是很興奮呢？呵呵，先別忙，接下來，更厲害的招數(shù)要出場了。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">請注意</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件的最后部分</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">--</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">代碼行信息（</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">Line numbers information</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">），它是以這樣的形式顯示的：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">13 0001:00000020 <o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">第一個數(shù)字代表在源代碼中的代碼行號，第二個數(shù)是該代碼行在所屬的代碼段中的偏移量。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
/ t' K8 D- b, X* g9 U4 y<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">如果要查找代碼行號，需要使用下面的公式做一些十六進(jìn)制的減法運(yùn)算：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">崩潰行偏移</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> = </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">崩潰地址（</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">Crash Address</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">）</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> - </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">基地址（</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">ImageBase Address</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">）</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> - 0x1000 <o:p></o:p></SPAN></P>
9 p2 y* {; S; w' Y+ {6 T<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">為什么要這樣做呢？細(xì)心的朋友可能會留意到</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> Rva+Base </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">這欄了，我們得到的崩潰地址都是由</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">偏移地址（</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">Rva</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">）</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">+ </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">基地址（</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">Base</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">）</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">得來的，所以在計(jì)算行號的時候要把基地址減去，一般情況下，基地址的值是</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> <SPAN lang=EN-US>0x00400000 </SPAN></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">。另外，由于一般的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> PE </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件的代碼段都是從</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> 0x1000 </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">偏移開始的，所以也必須減去</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> 0x1000 </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
, u" O/ m8 E+ L7 W<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">好了，明白了這點(diǎn)，我們就可以來進(jìn)行小學(xué)減法計(jì)算了：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">崩潰行偏移</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> = 0x0040104a - 0x00400000 - 0x1000 = 0x4a <o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">如果瀏覽</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件的代碼行信息，會看到不超過計(jì)算結(jié)果，但卻最接近的數(shù)是</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> CrashDemo.cpp </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件中的：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
: q+ {& h3 u. N4 @+ I. c$ Z6 A& n<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">16 0001:00000046 <o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">也就是在源代碼中的第</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> 16 </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">行，讓我們來看看源代碼</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">:<o:p></o:p></SPAN></P>
7 C3 x8 z' S& k! ^' S# N<P style="LINE-HEIGHT: 150%"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">16 i /= j; <o:p></o:p></SPAN></P>
* c; }  n. b8 K<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">哈?。?！果然就是第</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> 16 </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">行??！</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">興奮嗎？我也一樣！</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">：）</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"><o:p></o:p></SPAN></P>
<P style="LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">方法已經(jīng)介紹完了，從今以后，我們就可以精確地定位到源代碼中的崩潰行，而且只要編譯器可以生成</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> MAP </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">文件（包括</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> <SPAN lang=EN-US>VC</SPAN></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">、</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">MASM</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">、</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">VB</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">、</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">BCB</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">、</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial">Delphi</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">……），本方法都是適用的。我們時常抱怨</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> M$ </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">的產(chǎn)品如何如何差，但其實(shí)</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: #333333; FONT-FAMILY: Arial"> M$ </SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: #333333; mso-bidi-font-family: Arial; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial">還是有意無意間提供了很多有價值的信息給我們的，只是我們往往不懂得怎么利用而已……相信這樣一來，你就可以更為從容地面對“非法操作”提示了。你甚至可以要求用戶提供崩潰的地址，然后就可以坐在家中舒舒服服地找到出錯的那行，并進(jìn)行修正。</SPAN></P>