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//
// System.Runtime.Remoting.Messaging.ArgInfo.cs
//
// Author: Lluis Sanchez Gual (lluis@ideary.com)
//
// 2003 (C) Lluis Sanchez Gual
//
//
// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Reflection;
namespace System.Runtime.Remoting.Messaging
{
internal enum ArgInfoType : byte { In, Out };
internal class ArgInfo
{
int[] _paramMap;
int _inoutArgCount;
MethodBase _method;
public ArgInfo(MethodBase method, ArgInfoType type)
{
_method = method;
ParameterInfo[] parameters = _method.GetParameters();
_paramMap = new int[parameters.Length];
_inoutArgCount = 0;
if (type == ArgInfoType.In) {
for (int n=0; n<parameters.Length; n++)
if (!parameters[n].ParameterType.IsByRef) { _paramMap [_inoutArgCount++] = n; }
}
else {
for (int n=0; n<parameters.Length; n++)
if (parameters[n].ParameterType.IsByRef || parameters[n].IsOut)
{ _paramMap [_inoutArgCount++] = n; }
}
}
public int GetInOutArgIndex (int inoutArgNum)
{
return _paramMap[inoutArgNum];
}
public virtual string GetInOutArgName (int index)
{
return _method.GetParameters()[_paramMap[index]].Name;
}
public int GetInOutArgCount ()
{
return _inoutArgCount;
}
public object [] GetInOutArgs (object[] args)
{
object[] inoutArgs = new object[_inoutArgCount];
for (int n=0; n<_inoutArgCount; n++)
inoutArgs[n] = args[_paramMap[n]];
return inoutArgs;
}
}
}
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