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A Mixed-Mode Stackwalk with the IDebugClient Interface

, 22 Apr 2012
A native stackwalk funtion like Stackwalk64 cannot handle mixed-mode stacks, since managed code does not use the stack in the same way as native code does. There is an API called IDebugClient, that does walk a mixed-mode stack correctly, which we will explore.
MixedModeStack_demo.zip
MixedModeStack_demo
CppCliApp.exe
CppCliApp.ilk
CppCliApp.pdb
DiagApp.exe
DiagApp.ilk
DiagApp.pdb
ManagedLib0.dll
ManagedLib0.pdb
MixedLib1.dll
MixedLib1.ilk
MixedLib1.pdb
MixedStackTraceLibrary.dll
MixedStackTraceLibrary.ilk
MixedStackTraceLibrary.pdb
StackTraceLibrary.dll
StackTraceLibrary.pdb
StackWalk64App.exe
StackWalk64App.ilk
StackWalk64App.pdb
MixedModeStack_src.zip
MixedModeStack_src
SampleApps
CppCliApp
app.ico
CppCliApp.vcxproj.filters
CppCliApp.vcxproj.user
Debug
CppCliApp.Build.CppClean.log
CppCliApp.log
Debug
ManagedLib0
bin
Debug
Release
obj
Debug
TempPE
Properties
MixedLib1
app.ico
Debug
MixedLib1.Build.CppClean.log
MixedLib1.log
MixedLib1.vcxproj.filters
MixedLib1.vcxproj.user
MixedStackTraceLibrary
app.ico
Debug
MixedStackTraceLibrary.Build.CppClean.log
MixedStackTraceLibrary.log
MixedStackTraceLibrary.vcxproj.filters
MixedStackTraceLibrary.vcxproj.user
sdk
inc
lib
dbgeng.lib
dbghelp.lib
engextcpp.lib
StackTraceLibrary
bin
Debug
Release
obj
Debug
TempPE
Properties
StackwalkApps
Debug
DiagApp
app.ico
Debug
DiagApp.log
DiagApp.vcxproj.filters
DiagApp.vcxproj.user
sdk
inc
lib
dbgeng.lib
dbghelp.lib
engextcpp.lib
xclrdata
StackWalk64App
Debug
StackWalk64App.log
sdk
inc
lib
dbgeng.lib
dbghelp.lib
engextcpp.lib
StackWalk64App.vcxproj.filters
StackWalk64App.vcxproj.user
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;

// General Information about an assembly is controlled through the following 
// set of attributes. Change these attribute values to modify the information
// associated with an assembly.
[assembly: AssemblyTitle("ManagedLib0")]
[assembly: AssemblyDescription("")]
[assembly: AssemblyConfiguration("")]
[assembly: AssemblyCompany("Microsoft")]
[assembly: AssemblyProduct("ManagedLib0")]
[assembly: AssemblyCopyright("Copyright © Microsoft 2012")]
[assembly: AssemblyTrademark("")]
[assembly: AssemblyCulture("")]

// Setting ComVisible to false makes the types in this assembly not visible 
// to COM components.  If you need to access a type in this assembly from 
// COM, set the ComVisible attribute to true on that type.
[assembly: ComVisible(false)]

// The following GUID is for the ID of the typelib if this project is exposed to COM
[assembly: Guid("a271f50a-c537-4b96-a728-66c3478ce632")]

// Version information for an assembly consists of the following four values:
//
//      Major Version
//      Minor Version 
//      Build Number
//      Revision
//
// You can specify all the values or you can default the Build and Revision Numbers 
// by using the '*' as shown below:
// [assembly: AssemblyVersion("1.0.*")]
[assembly: AssemblyVersion("1.0.0.0")]
[assembly: AssemblyFileVersion("1.0.0.0")]

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License

This article, along with any associated source code and files, is licensed under The Microsoft Public License (Ms-PL)

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About the Author

Mattias Högström
Architect Visma Software AB
Sweden Sweden
Mattias works at Visma, a leading Nordic ERP solution provider. He has good knowledge in C++/.Net development, test tool development, and debugging. His great passion is memory dump analysis. He likes giving talks and courses.
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Web04 | 2.8.140905.1 | Last Updated 22 Apr 2012
Article Copyright 2012 by Mattias Högström
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