mono/tests/pinvoke10.cs

   1 using System;
   2 using System.Runtime.InteropServices;
   3
   4 public class Test {
   5
   6         [DllImport("libtest")]
   7         [return: MarshalAs(UnmanagedType.LPWStr)]
   8         private static extern string test_lpwstr_marshal(
   9                 [MarshalAs(UnmanagedType.LPWStr)] string s,
  10                 int length );
  11
  12
  13         public static int Main () {
  14
  15                 string s = "ABC";
  16
  17                 Console.WriteLine(s.Length);
  18                 string res = test_lpwstr_marshal (s, s.Length);
  19
  20                 Console.WriteLine (res);
  21
  22                 if (res != "ABC")
  23                         return 1;
  24
  25                 return 0;
  26         }
  27 }