public void VisualizeMethodBody(MethodBodyBlock body, MethodHandle methodHandle, bool emitHeader = true)
{
StringBuilder builder = new StringBuilder();
// TODO: Inspect EncLog to find a containing type and display qualified name.
var method = GetMethod(methodHandle);
if (emitHeader)
{
builder.AppendFormat("Method {0} (0x{1:X8})", Literal(method.Name), MetadataTokens.GetToken(methodHandle));
builder.AppendLine();
}
// TODO: decode signature
if (!body.LocalSignature.IsNil)
{
var localSignature = GetLocalSignature(body.LocalSignature);
builder.AppendFormat(" Locals: {0}", Literal(localSignature));
builder.AppendLine();
}
ILVisualizerAsTokens.Instance.DumpMethod(
builder,
body.MaxStack,
body.GetILBytes(),
ImmutableArray.Create <ILVisualizer.LocalInfo>(), // TODO
ImmutableArray.Create <ILVisualizer.HandlerSpan>()); // TOOD: ILVisualizer.GetHandlerSpans(body.ExceptionRegions)
builder.AppendLine();
writer.Write(builder.ToString());
}
public override byte[] GetILBytes()
{
if (_ilBytes != null)
{
return(_ilBytes);
}
Interlocked.CompareExchange(ref _ilBytes, _methodBody.GetILBytes(), null);
return(_ilBytes);
}
public override byte[] GetILBytes()
{
if (_ilBytes != null)
{
return(_ilBytes);
}
byte[] ilBytes = _methodBody.GetILBytes();
return(_ilBytes = ilBytes);
}
//<SnippetPrintMethods>
static void PrintMethods(PEReader reader, MetadataReader mr, TypeDefinition tdef)
{
MethodDefinitionHandleCollection methods = tdef.GetMethods();
foreach (MethodDefinitionHandle mdefh in methods)
{
MethodDefinition mdef = mr.GetMethodDefinition(mdefh);
string mname = mr.GetString(mdef.Name);
Console.WriteLine($"Method: {mname}");
// Get the relative address of the method body in the executable
int rva = mdef.RelativeVirtualAddress;
if (rva == 0)
{
Console.WriteLine("Method body not found");
Console.WriteLine();
continue;
}
// Get method body information
MethodBodyBlock mb = reader.GetMethodBody(rva);
Console.WriteLine($" Maximum stack size: {mb.MaxStack}");
Console.WriteLine($" Local variables initialized: {mb.LocalVariablesInitialized}");
byte[] il = mb.GetILBytes();
Console.WriteLine($" Method body size: {il.Length}");
Console.WriteLine($" Exception regions: {mb.ExceptionRegions.Length}");
Console.WriteLine();
foreach (var region in mb.ExceptionRegions)
{
Console.WriteLine(region.Kind.ToString());
Console.WriteLine($" Try block offset: {region.TryOffset}");
Console.WriteLine($" Try block length: {region.TryLength}");
Console.WriteLine($" Handler offset: {region.HandlerOffset}");
Console.WriteLine($" Handler length: {region.HandlerLength}");
Console.WriteLine();
}
}
}