public override object Invoke(__arglist)
{
ArgIterator ai = new ArgIterator(__arglist);
ObjectTypeHandle[] args = new ObjectTypeHandle[ai.GetRemainingCount()];
while (ai.GetRemainingCount() > 0)
{
int idx = args.Length - ai.GetRemainingCount();
object arg = TypedReference.ToObject(ai.GetNextArg());
args[idx] = AdapterTools.Marshal(arg);
}
var res = Delegate.InvokeMember("Invoke", ref args, new bool[args.Length]);
ai = new ArgIterator(__arglist);
while (ai.GetRemainingCount() > 0)
{
int idx = args.Length - ai.GetRemainingCount();
ObjectHandle arg = args[idx];
var tr = ai.GetNextArg();
if (__reftype(tr).IsByRef)
{
tr.SetValue(arg.Unwrap());
}
}
if (res != null)
{
return(res.Unwrap());
}
else
{
return(null);
}
}
private void RegisterMarshaller(TaskMarshaller marshaller)
{
Task.ContinueWith(
t => {
if (t.IsFaulted)
{
marshaller.SetException(t.Exception.InnerExceptions.ToArray());
}
else if (t.IsCanceled)
{
marshaller.SetCanceled();
}
else if (t.IsCompleted)
{
if (ResultType != null)
{
marshaller.SetResult(AdapterTools.Marshal(((dynamic)t).Result));
}
else
{
marshaller.SetResult(null);
}
}
}
);
}
private bool Try(CallSiteBinder binder, object[] args, out object result)
{
ObjectHandle[] argHandles = AdapterTools.Marshal(args);
var binding = new BindingInfo(binder);
var resHandle = Adapter.InvokeMember(binding, ref argHandles);
AdapterTools.Unmarshal(argHandles).CopyTo(args, 0);
result = AdapterTools.Unmarshal(resHandle);
return(true);
}
private bool Try(CallSiteBinder binder, string member, object[] args, out object result)
{
ObjectTypeHandle[] argHandles = AdapterTools.Marshal(args);
BindingInfo binding = new BindingInfo(binder);
const CSharpArgumentInfoFlags flagsRefOrOut = CSharpArgumentInfoFlags.IsRef | CSharpArgumentInfoFlags.IsOut;
ObjectTypeHandle resHandle;
try{
resHandle = Adapter.InvokeMember(member, ref argHandles, binding.ArgumentFlags.Skip(1).Select(f => (f & flagsRefOrOut) != 0).ToArray());
}catch (MissingMethodException)
{
result = null;
return(false);
}
AdapterTools.Unmarshal(argHandles).CopyTo(args, 0);
result = AdapterTools.Unmarshal(resHandle);
return(true);
}
public override IMessage Invoke(IMessage msg)
{
IMethodCallMessage msgCall = (IMethodCallMessage)msg;
var oArgs = msgCall.Args;
var args = AdapterTools.Marshal(oArgs);
try{
var ret = Adapter.InvokeMember(msgCall.MethodBase, ref args);
oArgs = AdapterTools.Unmarshal(args);
return(new ReturnMessage(AdapterTools.Unmarshal(ret), oArgs, oArgs.Length, msgCall.LogicalCallContext, msgCall));
}catch (TargetInvocationException e)
{
return(new ReturnMessage(e.InnerException, msgCall));
}catch (Exception e)
{
return(new ReturnMessage(e, msgCall));
}
}
public ObjectHandle InvokeMember(BindingInfo binding, ref ObjectHandle[] args)
{
object[] oArgs = AdapterTools.Unmarshal(args);
var binder = binding.CreateBinder();
object[] argsObj = new object[args.Length + 1];
argsObj[0] = Value;
oArgs.CopyTo(argsObj, 1);
Expression dynExpr;
object ret;
const CSharpArgumentInfoFlags flagsRefOrOut = CSharpArgumentInfoFlags.IsRef | CSharpArgumentInfoFlags.IsOut;
var argsConst = Expression.Constant(argsObj);
var argsExp = argsObj.Select((o, i) => (binding.ArgumentFlags[i] & flagsRefOrOut) != 0?(Expression)Expression.ArrayAccess(argsConst, Expression.Constant(i)):Expression.Constant(o));
try{
if ((binding.Flags & CSharpBinderFlags.ResultDiscarded) != 0)
{
dynExpr = Expression.Dynamic(binder, typeof(void), argsExp);
Expression.Lambda <Action>(dynExpr).Compile().Invoke();
ret = null;
}
else
{
dynExpr = Expression.Dynamic(binder, typeof(object), argsExp);
ret = Expression.Lambda <Func <object> >(dynExpr).Compile().Invoke();
}
}catch (TargetInvocationException e)
{
throw e.InnerException;
}
for (int i = 0; i < binding.ArgumentFlags.Length; i++)
{
if ((binding.ArgumentFlags[i] & flagsRefOrOut) == 0)
{
argsObj[i] = null;
}
}
Array.Copy(argsObj, 1, oArgs, 0, oArgs.Length);
args = AdapterTools.Marshal(oArgs);
return(AdapterTools.Marshal(ret));
}
/// <summary>
/// Invokes a method on the stored instance. An array of <see cref="ObjectTypeHandle"/> must be used to pass the arguments.
/// </summary>
/// <param name="method">The method reference to invoke on the instance.</param>
/// <param name="args">The arguments to invoke the method with.</param>
/// <returns>The return value of the method invocation.</returns>
public ObjectTypeHandle InvokeMember(MethodBase method, ref ObjectTypeHandle[] args)
{
object[] oArgs = AdapterTools.Unmarshal(args);
object ret;
try{
ret = method.Invoke(Value, oArgs);
}catch (TargetInvocationException e)
{
throw e.InnerException;
}
var pars = method.GetParameters();
for (int i = 0; i < pars.Length; i++)
{
if (!pars[i].ParameterType.IsByRef)
{
oArgs[i] = null;
}
}
args = AdapterTools.Marshal(oArgs);
return(AdapterTools.Marshal(ret));
}
