public PlaceholderModuleProperties GetPlaceholderProperties(SbModule placeholderModule,
RemoteTarget lldbTarget)
{
SbSection placeholderSection = placeholderModule.FindSection(".module_image");
if (placeholderSection == null)
{
// Could be either an RPC error or a usage error. Hmm...
throw new ArgumentException(
"Placeholder properties can only be copied from placeholder modules.");
}
// The load address of the placeholder section represents the base load address of the
// module as a whole in the original process.
ulong placeholderBaseLoadAddress = placeholderSection.GetLoadAddress(lldbTarget);
if (placeholderBaseLoadAddress == DebuggerConstants.INVALID_ADDRESS)
{
Trace.WriteLine("Failed to get load address from the placeholder section.");
return(null);
}
// |slide| is how much we need to offset the module's load address by
long slide = (long)placeholderBaseLoadAddress;
SbFileSpec fileSpec = placeholderModule.GetPlatformFileSpec();
if (fileSpec == null)
{
Trace.WriteLine("Failed to get file spec from placeholder module.");
return(null);
}
return(new PlaceholderModuleProperties(slide, fileSpec));
}
public void GetPlaceholderProperties_NotPlaceholder()
{
mockModule.FindSection(".module_image").Returns((SbSection)null);
Assert.Throws <ArgumentException>(() =>
moduleUtil.GetPlaceholderProperties(mockModule, mockTarget));
}
public void GetPlaceholderProperties_GetLoadAddressFails()
{
SbModule placeholderModule = CreatePlaceholderModule();
placeholderModule.FindSection(".module_image")
.GetLoadAddress(mockTarget).Returns(DebuggerConstants.INVALID_ADDRESS);
Assert.IsNull(moduleUtil.GetPlaceholderProperties(placeholderModule, mockTarget));
var output = logSpy.GetOutput();
Assert.That(output, Does.Contain("Failed to get load address"));
}
public void SetUp()
{
logSpy = new LogSpy();
logSpy.Attach();
var noError = new SbErrorStub(true, null);
mockTarget = Substitute.For <RemoteTarget>();
mockTarget.SetModuleLoadAddress(Arg.Any <SbModule>(), Arg.Any <long>()).Returns(noError);
mockModule = Substitute.For <SbModule>();
mockModule.HasCompileUnits().Returns(false);
mockModule.FindSection(Arg.Any <string>()).Returns((SbSection)null);
mockPlatformFileSpec = Substitute.For <SbFileSpec>();
moduleUtil = new LldbModuleUtil();
}
public bool IsPlaceholderModule(SbModule module) => module.GetNumSections() == 1 &&
module.FindSection(".module_image") != null;