1 files changed, 51 insertions, 0 deletions
diff --git a/mono/Bus.cs b/mono/Bus.cs
new file mode 100644
index 00000000..963e8195
--- /dev/null
+++ b/mono/Bus.cs
@@ -0,0 +1,51 @@
+namespace DBus
+{
+  using System;
+  using System.Runtime.InteropServices;
+  using System.Diagnostics;
+  
+  public class Bus
+  {
+    // Keep in sync with C
+    private enum BusType 
+    {
+      Session = 0,
+      System = 1,
+      Activation = 2
+    }
+
+    public static Connection GetSessionBus() 
+    {
+      return GetBus(BusType.Session);
+    }
+
+    public static Connection GetSystemBus()
+    {
+      return GetBus(BusType.System);
+    }
+
+    private static Connection GetBus(BusType busType) 
+    {
+      Error error = new Error();
+      error.Init();
+      
+      IntPtr rawConnection = dbus_bus_get((int) busType, ref error);
+      
+      if (rawConnection != IntPtr.Zero) {
+	Connection connection = Connection.Wrap(rawConnection);
+	connection.SetupWithMain();
+	dbus_connection_unref(rawConnection);
+
+	return connection;
+      } else {
+	throw new DBusException(error);
+      }
+    }
+
+    [DllImport ("dbus-1")]
+    private extern static IntPtr dbus_bus_get (int which, ref Error error);
+
+    [DllImport ("dbus-1")]
+    private extern static void dbus_connection_unref (IntPtr ptr);
+  }
+}