2 files changed, 49 insertions(+), 1 deletions(-)

M examples/csharp-dllexport/DllExportInjector/Program.cs
M examples/csharp-dllexport/DllExportLibrary/Export.cs

@@ 39,6 39,20 @@ namespace DllExportInjector
             public int Second;
         }
 
+        [StructLayout(LayoutKind.Sequential, Pack = 1)]
+        public struct CalculationResult
+        {
+            [MarshalAs(UnmanagedType.I4)]
+            public int Addition;
+            [MarshalAs(UnmanagedType.I4)]
+            public int Subtraction;
+            [MarshalAs(UnmanagedType.I4)]
+            public int Multiply;
+            [MarshalAs(UnmanagedType.I4)]
+            public int Divide;
+        }
+
+
         static void Main(string[] args)
         {
             Console.WriteLine("Welcome to CsharpInjector demo for DllExport library");


@@ 100,6 114,16 @@ namespace DllExportInjector
                 Number = 1000
             });
 
+            // Get result struct
+            result = injectedModule.ExecuteFunction("Calc", new AddParams
+            {
+                First = 15,
+                Second = 5
+            });
+            CalculationResult calculationResult = result.To<CalculationResult>();
+
+            bool freed = result.To<bool>();
+
             injectedModule.Process.Close();
             Console.ReadLine();
         }

@@ 17,7 17,19 @@ namespace DllExportLibrary
             public byte* Param;
             public int Number;
         }
-        
+
+        [StructLayout(LayoutKind.Sequential, Pack = 1)]
+        public class CalculationResult
+        {
+            public int Addition;
+            [MarshalAs(UnmanagedType.I4)]
+            public int Subtraction;
+            [MarshalAs(UnmanagedType.I4)]
+            public int Multiply;
+            [MarshalAs(UnmanagedType.I4)]
+            public int Divide;
+        }
+
 
         [StructLayout(LayoutKind.Sequential, Pack = 1)]
         public class AddParams


@@ 65,6 77,18 @@ namespace DllExportLibrary
         }
 
         [DllExport]
+        public static CalculationResult Calc(AddParams pars)
+        {
+            return new CalculationResult
+            {
+                Addition = pars.First + pars.Second,
+                Divide = pars.First / pars.Second,
+                Multiply = pars.First * pars.Second,
+                Subtraction = pars.First - pars.Second,
+            };
+        }
+
+        [DllExport]
         public static int Add(AddParams pars)
         {
             Console.WriteLine($"Performing addition of numbers {pars.First} and {pars.Second}");