mono/tests/pinvoke18.cs

   1 using System;
   2 using System.Runtime.InteropServices;
   3
   4 class Test
   5 {
   6         [DllImport("libtest")]
   7         extern static int marshal_test_ref_bool
   8         (
   9                 int i,
  10                 [MarshalAs(UnmanagedType.I1)] ref bool b1,
  11                 [MarshalAs(UnmanagedType.VariantBool)] ref bool b2,
  12                 ref bool b3
  13         );
  14
  15         struct BoolStruct
  16         {
  17                 public int i;
  18                 [MarshalAs(UnmanagedType.I1)] public bool b1;
  19                 [MarshalAs(UnmanagedType.VariantBool)] public bool b2;
  20                 public bool b3;
  21         }
  22
  23         [DllImport("libtest")]
  24         extern static int marshal_test_bool_struct(ref BoolStruct s);
  25
  26         public static int Main()
  27         {
  28                 for (int i = 0; i < 8; i++)
  29                 {
  30                         bool b1 = (i & 4) != 0;
  31                         bool b2 = (i & 2) != 0;
  32                         bool b3 = (i & 1) != 0;
  33                         bool orig_b1 = b1, orig_b2 = b2, orig_b3 = b3;
  34                         if (marshal_test_ref_bool(i, ref b1, ref b2, ref b3) != 0)
  35                                 return 4 * i + 1;
  36                         if (b1 != !orig_b1)
  37                                 return 4 * i + 2;
  38                         if (b2 != !orig_b2)
  39                                 return 4 * i + 3;
  40                         if (b3 != !orig_b3)
  41                                 return 4 * i + 4;
  42                 }
  43
  44                 for (int i = 0; i < 8; i++)
  45                 {
  46                         BoolStruct s = new BoolStruct();
  47                         s.i = i;
  48                         s.b1 = (i & 4) != 0;
  49                         s.b2 = (i & 2) != 0;
  50                         s.b3 = (i & 1) != 0;
  51                         BoolStruct orig = s;
  52                         if (marshal_test_bool_struct(ref s) != 0)
  53                                 return 4 * i + 33;
  54                         if (s.b1 != !orig.b1)
  55                                 return 4 * i + 34;
  56                         if (s.b2 != !orig.b2)
  57                                 return 4 * i + 35;
  58                         if (s.b3 != !orig.b3)
  59                                 return 4 * i + 36;
  60                 }
  61
  62                 Console.WriteLine("Success");
  63                 return 0;
  64         }
  65 }