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<p class="MsoNormal"><span style="font-size:11.0pt;color:#1F497D">Hi Leo,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:#1F497D">Soot does support writing out multiple dex files into an APK. Are you sure that you have the newest version from the develop branch?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:#1F497D">Best regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:#1F497D"> Steven<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal" align="left" style="text-align:left"><b><span style="font-size:11.0pt">From:</span></b><span style="font-size:11.0pt"> Soot-list [mailto:soot-list-bounces@cs.mcgill.ca]
<b>On Behalf Of </b>yinle<br>
<b>Sent:</b> Wednesday, February 7, 2018 10:37 AM<br>
<b>To:</b> soot-list@CS.McGill.CA<br>
<b>Subject:</b> [Soot-list] how to write loaded classes into multiple dex files ?<o:p></o:p></span></p>
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<p class="MsoNormal" align="left" style="text-align:left"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN">I have implemented an instrumentation tool based on Soot for Android jar files (of dex format) and the tool works in general.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN">However, when the tool processes a Android jar file containing two dex files (one is classes.dex, the other is classes<span style="color:red">2</span>.dex), it only load classes.dex
by default.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN">When letting Soot use the option “-process-multiple-dex”, the tool will load those two dex files and do instrumentation for all loaded classes, but throw an exception when executing
“PackManager.v().writeOutput()” as follows:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN">
</span><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN">Exception in thread "main" org.jf.util.ExceptionWithContext: Exception occurred while writing code_item for method Landroid/Manifest$permission;-><init>()V</span><span style="font-size:12.0pt;font-family:Consolas;mso-fareast-language:ZH-CN"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN"> at org.jf.dexlib2.writer.DexWriter.writeDebugAndCodeItems(</span><u><span style="font-size:12.0pt;font-family:Consolas;color:#0066CC;mso-fareast-language:ZH-CN">DexWriter.java:824</span></u><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN">)</span><span style="font-size:12.0pt;font-family:Consolas;mso-fareast-language:ZH-CN"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN"> at org.jf.dexlib2.writer.DexWriter.writeTo(</span><u><span style="font-size:12.0pt;font-family:Consolas;color:#0066CC;mso-fareast-language:ZH-CN">DexWriter.java:267</span></u><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN">)</span><span style="font-size:12.0pt;font-family:Consolas;mso-fareast-language:ZH-CN"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN"> at org.jf.dexlib2.writer.DexWriter.writeTo(</span><u><span style="font-size:12.0pt;font-family:Consolas;color:#0066CC;mso-fareast-language:ZH-CN">DexWriter.java:245</span></u><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN">)</span><span style="font-size:12.0pt;font-family:Consolas;mso-fareast-language:ZH-CN"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN"> at soot.toDex.DexPrinter.writeTo(</span><u><span style="font-size:12.0pt;font-family:Consolas;color:#0066CC;mso-fareast-language:ZH-CN">DexPrinter.java:278</span></u><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN">)
------------- Soot throws an Exception.</span><span style="font-size:12.0pt;font-family:Consolas;mso-fareast-language:ZH-CN"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN"> at soot.toDex.DexPrinter.printApk(</span><u><span style="font-size:12.0pt;font-family:Consolas;color:#0066CC;mso-fareast-language:ZH-CN">DexPrinter.java:206</span></u><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN">)</span><span style="font-size:12.0pt;font-family:Consolas;mso-fareast-language:ZH-CN"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN"> at soot.toDex.DexPrinter.print(</span><u><span style="font-size:12.0pt;font-family:Consolas;color:#0066CC;mso-fareast-language:ZH-CN">DexPrinter.java:1587</span></u><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN">)</span><span style="font-size:12.0pt;font-family:Consolas;mso-fareast-language:ZH-CN"><o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN"> at soot.PackManager.writeOutput(</span><u><span style="font-size:12.0pt;font-family:Consolas;color:#0066CC;mso-fareast-language:ZH-CN">PackManager.java:549</span></u><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN">)</span><span style="font-size:12.0pt;font-family:Consolas;mso-fareast-language:ZH-CN"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN"> at soot.Trace.main(</span><u><span style="font-size:12.0pt;font-family:Consolas;color:#0066CC;mso-fareast-language:ZH-CN">Trace.java:1058</span></u><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN">)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:Consolas;mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:Consolas;mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN">I checked the source code of
</span><span style="font-size:12.0pt;font-family:Consolas;color:red;mso-fareast-language:ZH-CN">DexPrinter.writeTo(…)</span><span style="font-size:12.0pt;font-family:Consolas;mso-fareast-language:ZH-CN">,
</span><span style="font-size:14.0pt;mso-fareast-language:ZH-CN">and found it wrote all classes loaded from classes.dex and classes2.dex into one dex file, classes.dex.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN">It seems that Soot does not support writing loaded classes into multiple dex files.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN">Can anyone give any help?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN">Thank you in advance.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;mso-fareast-language:ZH-CN">-Leo<o:p></o:p></span></p>
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