1 /* GNIO - GLib Network Layer of GIO
3 * Copyright (C) 2008 Christian Kellner, Samuel Cormier-Iijima
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 of the License, or (at your option) any later version.
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.
15 * You should have received a copy of the GNU Lesser General
16 * Public License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
18 * Boston, MA 02111-1307, USA.
20 * Authors: Christian Kellner <gicmo@gnome.org>
21 * Samuel Cormier-Iijima <sciyoshi@gmail.com>
28 # include <netinet/in.h>
29 # include <arpa/inet.h>
31 # include <winsock2.h>
32 # define IN_LOOPBACKNET 127
35 #include "ginet4address.h"
37 G_DEFINE_TYPE (GInet4Address, g_inet4_address, G_TYPE_INET_ADDRESS);
39 struct _GInet4AddressPrivate {
47 g_inet4_address_is_any (GInetAddress *address)
49 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), FALSE);
51 return (g_ntohl (G_INET4_ADDRESS (address)->priv->addr.u4_addr32) == INADDR_ANY);
55 g_inet4_address_is_linklocal (GInetAddress *address)
57 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), FALSE);
59 return ((g_ntohl (G_INET4_ADDRESS (address)->priv->addr.u4_addr32) & 0xffff0000) == 0xa9fe0000);
63 g_inet4_address_is_loopback (GInetAddress *address)
65 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), FALSE);
67 return (G_INET4_ADDRESS (address)->priv->addr.u4_addr8[0] == IN_LOOPBACKNET);
71 g_inet4_address_is_sitelocal (GInetAddress *address)
75 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), FALSE);
77 addr = g_ntohl (G_INET4_ADDRESS (address)->priv->addr.u4_addr32);
79 return ((addr & 0xff000000) == (10 << 24)) || ((addr & 0xfff00000) == 0xac100000) || ((addr & 0xffff0000) == 0xc0a80000);
83 g_inet4_address_is_multicast (GInetAddress *address)
85 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), FALSE);
87 return IN_MULTICAST (g_ntohl (G_INET4_ADDRESS (address)->priv->addr.u4_addr32));
91 g_inet4_address_is_mc_global (GInetAddress *address)
93 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), FALSE);
99 g_inet4_address_is_mc_linklocal (GInetAddress *address)
101 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), FALSE);
107 g_inet4_address_is_mc_nodelocal (GInetAddress *address)
109 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), FALSE);
115 g_inet4_address_is_mc_orglocal (GInetAddress *address)
117 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), FALSE);
123 g_inet4_address_is_mc_sitelocal (GInetAddress *address)
125 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), FALSE);
131 g_inet4_address_finalize (GObject *object)
133 GInet4Address *address G_GNUC_UNUSED = G_INET4_ADDRESS (object);
135 if (G_OBJECT_CLASS (g_inet4_address_parent_class)->finalize)
136 (*G_OBJECT_CLASS (g_inet4_address_parent_class)->finalize) (object);
140 g_inet4_address_dispose (GObject *object)
142 GInet4Address *address G_GNUC_UNUSED = G_INET4_ADDRESS (object);;
144 if (G_OBJECT_CLASS (g_inet4_address_parent_class)->dispose)
145 (*G_OBJECT_CLASS (g_inet4_address_parent_class)->dispose) (object);
149 g_inet4_address_class_init (GInet4AddressClass *klass)
151 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
152 GInetAddressClass *ginetaddress_class = G_INET_ADDRESS_CLASS (klass);
154 g_type_class_add_private (klass, sizeof (GInet4AddressPrivate));
156 gobject_class->finalize = g_inet4_address_finalize;
157 gobject_class->dispose = g_inet4_address_dispose;
159 ginetaddress_class->is_any = g_inet4_address_is_any;
160 ginetaddress_class->is_linklocal = g_inet4_address_is_linklocal;
161 ginetaddress_class->is_loopback = g_inet4_address_is_loopback;
162 ginetaddress_class->is_sitelocal = g_inet4_address_is_sitelocal;
163 ginetaddress_class->is_multicast = g_inet4_address_is_multicast;
164 ginetaddress_class->is_mc_global = g_inet4_address_is_mc_global;
165 ginetaddress_class->is_mc_linklocal = g_inet4_address_is_mc_linklocal;
166 ginetaddress_class->is_mc_nodelocal = g_inet4_address_is_mc_nodelocal;
167 ginetaddress_class->is_mc_orglocal = g_inet4_address_is_mc_orglocal;
168 ginetaddress_class->is_mc_sitelocal = g_inet4_address_is_mc_sitelocal;
172 g_inet4_address_init (GInet4Address *address)
174 address->priv = G_TYPE_INSTANCE_GET_PRIVATE (address,
175 G_TYPE_INET4_ADDRESS,
176 GInet4AddressPrivate);
179 /* ************************************************************************* */
180 /* Public Functions */
183 g_inet4_address_from_string (const gchar *string)
188 if (!inet_aton (string, &addr))
190 g_warning ("Could not parse IP address %s", string);
194 addr.s_addr = inet_addr (string);
195 if (addr.s_addr == INADDR_NONE)
197 g_warning ("Could not parse IP address %s", string);
202 return g_inet4_address_from_bytes ((guint8 *) &(addr.s_addr));
206 g_inet4_address_to_string (GInet4Address *address)
210 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), NULL);
212 addr = address->priv->addr.u4_addr8;
214 return g_strdup_printf ("%d.%d.%d.%d", addr[0], addr[1], addr[2], addr[3]);
218 g_inet4_address_from_bytes (guint8 bytes[])
220 GInet4Address *address = G_INET4_ADDRESS (g_object_new (G_TYPE_INET4_ADDRESS, NULL));
222 guint8 *addr = address->priv->addr.u4_addr8;
233 g_inet4_address_to_bytes (GInet4Address *address)
235 g_return_val_if_fail (G_IS_INET4_ADDRESS (address), NULL);
237 return address->priv->addr.u4_addr8;
241 g_inet4_address_new_loopback (void)
243 guint8 addr[8] = {127, 0, 0, 1};
245 return g_inet4_address_from_bytes (addr);
249 g_inet4_address_new_any (void)
251 guint8 addr[8] = {0, 0, 0, 0};
253 return g_inet4_address_from_bytes (addr);