1 /* GIO - GLib Input, Output and Streaming Library 2 * 3 * Copyright (C) 2010 Christian Kellner 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Lesser General Public 7 * License as published by the Free Software Foundation; either 8 * version 2.1 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Lesser General Public License for more details. 14 * 15 * You should have received a copy of the GNU Lesser General 16 * Public License along with this library; if not, see <http://www.gnu.org/licenses/>. 17 * 18 * Author: Christian Kellner <gicmo@gnome.org> 19 */ 20 21 #ifndef __G_FILE_DESCRIPTOR_BASED_H__ 22 #define __G_FILE_DESCRIPTOR_BASED_H__ 23 24 #include <gio/gio.h> 25 26 G_BEGIN_DECLS 27 28 #define G_TYPE_FILE_DESCRIPTOR_BASED (g_file_descriptor_based_get_type ()) 29 #define G_FILE_DESCRIPTOR_BASED(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), G_TYPE_FILE_DESCRIPTOR_BASED, GFileDescriptorBased)) 30 #define G_IS_FILE_DESCRIPTOR_BASED(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), G_TYPE_FILE_DESCRIPTOR_BASED)) 31 #define G_FILE_DESCRIPTOR_BASED_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), G_TYPE_FILE_DESCRIPTOR_BASED, GFileDescriptorBasedIface)) 32 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GFileDescriptorBased, g_object_unref) 33 34 /** 35 * GFileDescriptorBased: 36 * 37 * An interface for file descriptor based io objects. 38 **/ 39 typedef struct _GFileDescriptorBasedIface GFileDescriptorBasedIface; 40 41 /** 42 * GFileDescriptorBasedIface: 43 * @g_iface: The parent interface. 44 * @get_fd: Gets the underlying file descriptor. 45 * 46 * An interface for file descriptor based io objects. 47 **/ 48 struct _GFileDescriptorBasedIface 49 { 50 GTypeInterface g_iface; 51 52 /* Virtual Table */ 53 int (*get_fd) (GFileDescriptorBased *fd_based); 54 }; 55 56 GLIB_AVAILABLE_IN_ALL 57 GType g_file_descriptor_based_get_type (void) G_GNUC_CONST; 58 59 GLIB_AVAILABLE_IN_ALL 60 int g_file_descriptor_based_get_fd (GFileDescriptorBased *fd_based); 61 62 G_END_DECLS 63 64 65 #endif /* __G_FILE_DESCRIPTOR_BASED_H__ */ 66