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@gashtio
Created November 3, 2012 10:36
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Simple C++/C# interop with a method returning a structure
using System;
using System.Runtime.InteropServices;
namespace Executable
{
struct SimpleStruct
{
public SimpleStruct(int value)
{
Value = value;
}
public int Value;
}
class Program
{
[DllImport("Library.dll")]
static extern void InstallCallback([MarshalAs(UnmanagedType.FunctionPtr)]MyCallback callback);
[DllImport("Library.dll")]
static extern void FireCallback(int x, int y);
delegate SimpleStruct MyCallback(int x, int y);
static SimpleStruct MakeResult(int x, int y)
{
return new SimpleStruct(x + y);
}
static void Main(string[] args)
{
InstallCallback(new MyCallback(MakeResult));
Console.WriteLine("Firing callback!");
FireCallback(1, 2);
}
}
}
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