1 files changed, 109 insertions, 0 deletions
diff --git a/mono/DBusType/Custom.cs b/mono/DBusType/Custom.cs
new file mode 100644
index 00000000..d3eb7629
--- /dev/null
+++ b/mono/DBusType/Custom.cs
@@ -0,0 +1,109 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Reflection.Emit;
+
+using DBus;
+
+namespace DBus.DBusType
+{
+  /// <summary>
+  /// A named byte array, used for custom types.
+  /// </summary>
+  public class Custom : IDBusType
+  {
+    public const char Code = 'c';
+    private DBus.Custom val;
+    
+    private Custom()
+    {
+    }
+    
+    public Custom(DBus.Custom val) 
+    {
+      this.val = val;
+    }
+
+    public Custom(IntPtr iter)
+    {
+      string name;
+      IntPtr value;
+      int len;
+
+      if (!dbus_message_iter_get_custom(iter, out name, out value, out len)) {
+	throw new ApplicationException("Failed to get CUSTOM argument.");
+      }
+
+      this.val.Name = name;
+      this.val.Data = new byte[len];
+      Marshal.Copy(value, this.val.Data, 0, len);
+    }
+    
+    public void Append(IntPtr iter)
+    {
+      IntPtr data = Marshal.AllocCoTaskMem(this.val.Data.Length);
+      try {
+	Marshal.Copy(this.val.Data, 0, data, this.val.Data.Length);
+	if (!dbus_message_iter_append_custom(iter, this.val.Name, data, this.val.Data.Length)) {
+	  throw new ApplicationException("Failed to append CUSTOM argument:" + val);
+	}
+      } finally {
+	Marshal.FreeCoTaskMem(data);
+      }
+    }
+
+    public static bool Suits(System.Type type) 
+    {
+      switch (type.ToString()) {
+      case "DBus.Custom":
+      case "DBus.Custom&":
+	return true;
+      }
+      
+      return false;
+    }
+
+    public static void EmitMarshalIn(ILGenerator generator, Type type)
+    {
+      if (type.IsByRef) {
+	generator.Emit(OpCodes.Ldobj, type);
+      }
+    }
+
+    public static void EmitMarshalOut(ILGenerator generator, Type type, bool isReturn) 
+    {
+      generator.Emit(OpCodes.Unbox, type);
+      generator.Emit(OpCodes.Ldobj, type);
+      if (!isReturn) {
+	generator.Emit(OpCodes.Stobj, type);
+      }
+    }
+    
+    public object Get() 
+    {
+      return this.val;
+    }
+
+    public object Get(System.Type type)
+    {
+      switch (type.ToString()) {
+      case "DBus.Custom":
+      case "DBus.Custom&":
+	return this.val;
+      default:
+	throw new ArgumentException("Cannot cast DBus.Type.Custom to type '" + type.ToString() + "'");
+      }
+    }
+
+    [DllImport("dbus-1")]
+    private extern static bool dbus_message_iter_get_custom(IntPtr iter,
+							    out string name,
+							    out IntPtr value,
+							    out int len);
+ 
+    [DllImport("dbus-1")]
+    private extern static bool dbus_message_iter_append_custom(IntPtr iter, 
+							       string name,
+							       IntPtr data,
+							       int len);
+  }
+}