// AsyncReadCallbackNative.cs - GnomeVFSAsyncReadCallback native wrapper. // // Authors: Jeroen Zwartepoorte // // Copyright (c) 2004 Jeroen Zwartepoorte // // This program is free software; you can redistribute it and/or // modify it under the terms of version 2 of the Lesser GNU General // Public License as published by the Free Software Foundation. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public // License along with this program; if not, write to the // Free Software Foundation, Inc., 59 Temple Place - Suite 330, // Boston, MA 02111-1307, USA. // // VfsAsyncReadCallbackNative.cs: Utility class for accessing gnome-vfs methods. // // Author: // Jeroen Zwartepoorte // // (C) Copyright Jeroen Zwartepoorte 2004 // using System; using System.Runtime.InteropServices; namespace Gnome.Vfs { internal delegate void AsyncReadCallbackNative (IntPtr handle, Result result, IntPtr buffer, ulong bytes_requested, ulong bytes_read, IntPtr data); internal class AsyncReadCallbackWrapper : GLib.DelegateWrapper { public void NativeCallback (IntPtr handle, Result result, IntPtr buffer, ulong bytes_requested, ulong bytes_read, IntPtr data) { byte[] bytes = new byte[bytes_read]; Marshal.Copy (buffer, bytes, 0, (int)bytes_read); _managed (new Handle (handle), result, bytes, bytes_requested, bytes_read); } internal AsyncReadCallbackNative NativeDelegate; protected AsyncReadCallback _managed; public AsyncReadCallbackWrapper (AsyncReadCallback managed, object o) : base (o) { NativeDelegate = new AsyncReadCallbackNative (NativeCallback); _managed = managed; } } }