* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
- * Public License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
- * Boston, MA 02111-1307, USA.
+ * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <errno.h>
+#include <string.h>
#include <unistd.h>
#include "gnetworkmonitornetlink.h"
#include "ginitable.h"
#include "giomodule-priv.h"
#include "glibintl.h"
+#include "glib/gstdio.h"
#include "gnetworkingprivate.h"
#include "gnetworkmonitor.h"
#include "gsocket.h"
static void g_network_monitor_netlink_iface_init (GNetworkMonitorInterface *iface);
static void g_network_monitor_netlink_initable_iface_init (GInitableIface *iface);
-#define g_network_monitor_netlink_get_type _g_network_monitor_netlink_get_type
-G_DEFINE_TYPE_WITH_CODE (GNetworkMonitorNetlink, g_network_monitor_netlink, G_TYPE_NETWORK_MONITOR_BASE,
- G_IMPLEMENT_INTERFACE (G_TYPE_NETWORK_MONITOR,
- g_network_monitor_netlink_iface_init)
- G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
- g_network_monitor_netlink_initable_iface_init)
- _g_io_modules_ensure_extension_points_registered ();
- g_io_extension_point_implement (G_NETWORK_MONITOR_EXTENSION_POINT_NAME,
- g_define_type_id,
- "netlink",
- 20))
-
struct _GNetworkMonitorNetlinkPrivate
{
GSocket *sock;
static gboolean request_dump (GNetworkMonitorNetlink *nl,
GError **error);
+#define g_network_monitor_netlink_get_type _g_network_monitor_netlink_get_type
+G_DEFINE_TYPE_WITH_CODE (GNetworkMonitorNetlink, g_network_monitor_netlink, G_TYPE_NETWORK_MONITOR_BASE,
+ G_ADD_PRIVATE (GNetworkMonitorNetlink)
+ G_IMPLEMENT_INTERFACE (G_TYPE_NETWORK_MONITOR,
+ g_network_monitor_netlink_iface_init)
+ G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
+ g_network_monitor_netlink_initable_iface_init)
+ _g_io_modules_ensure_extension_points_registered ();
+ g_io_extension_point_implement (G_NETWORK_MONITOR_EXTENSION_POINT_NAME,
+ g_define_type_id,
+ "netlink",
+ 20))
+
static void
g_network_monitor_netlink_init (GNetworkMonitorNetlink *nl)
{
- nl->priv = G_TYPE_INSTANCE_GET_PRIVATE (nl,
- G_TYPE_NETWORK_MONITOR_NETLINK,
- GNetworkMonitorNetlinkPrivate);
+ nl->priv = g_network_monitor_netlink_get_instance_private (nl);
}
/* We create the socket the old-school way because sockaddr_netlink
* can't be represented as a GSocketAddress
*/
- sockfd = socket (PF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
+ sockfd = g_socket (PF_NETLINK, SOCK_RAW, NETLINK_ROUTE, NULL);
if (sockfd == -1)
{
int errsv = errno;
g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errsv),
_("Could not create network monitor: %s"),
g_strerror (errno));
- close (sockfd);
+ (void) g_close (sockfd, NULL);
return FALSE;
}
if (error)
{
g_prefix_error (error, "%s", _("Could not create network monitor: "));
- close (sockfd);
+ (void) g_close (sockfd, NULL);
return FALSE;
}
add_network (GNetworkMonitorNetlink *nl,
GSocketFamily family,
gint dest_len,
- guint8 *dest,
- guint8 *gateway)
+ guint8 *dest)
{
GInetAddress *dest_addr;
GInetAddressMask *network;
remove_network (GNetworkMonitorNetlink *nl,
GSocketFamily family,
gint dest_len,
- guint8 *dest,
- guint8 *gateway)
+ guint8 *dest)
{
GInetAddress *dest_addr;
GInetAddressMask *network;
struct rtmsg *rtmsg;
struct rtattr *attr;
gsize attrlen;
- guint8 *dest, *gateway;
+ guint8 *dest, *gateway, *oif;
gboolean retval = TRUE;
iv.buffer = NULL;
attrlen = NLMSG_PAYLOAD (msg, sizeof (struct rtmsg));
attr = RTM_RTA (rtmsg);
- dest = gateway = NULL;
+ dest = gateway = oif = NULL;
while (RTA_OK (attr, attrlen))
{
if (attr->rta_type == RTA_DST)
dest = RTA_DATA (attr);
else if (attr->rta_type == RTA_GATEWAY)
gateway = RTA_DATA (attr);
+ else if (attr->rta_type == RTA_OIF)
+ oif = RTA_DATA (attr);
attr = RTA_NEXT (attr, attrlen);
}
- if (dest || gateway)
+ if (dest || gateway || oif)
{
+ /* Unless we're processing the results of a dump, ignore
+ * IPv6 link-local multicast routes, which are added and
+ * removed all the time for some reason.
+ */
+#define UNALIGNED_IN6_IS_ADDR_MC_LINKLOCAL(a) \
+ ((a[0] == 0xff) && ((a[1] & 0xf) == 0x2))
+
+ if (!nl->priv->dump_networks &&
+ rtmsg->rtm_family == AF_INET6 &&
+ rtmsg->rtm_dst_len != 0 &&
+ UNALIGNED_IN6_IS_ADDR_MC_LINKLOCAL (dest))
+ continue;
+
if (msg->nlmsg_type == RTM_NEWROUTE)
- add_network (nl, rtmsg->rtm_family, rtmsg->rtm_dst_len, dest, gateway);
+ add_network (nl, rtmsg->rtm_family, rtmsg->rtm_dst_len, dest);
else
- remove_network (nl, rtmsg->rtm_family, rtmsg->rtm_dst_len, dest, gateway);
+ remove_network (nl, rtmsg->rtm_family, rtmsg->rtm_dst_len, dest);
queue_request_dump (nl);
}
break;
{
GObjectClass *gobject_class = G_OBJECT_CLASS (nl_class);
- g_type_class_add_private (nl_class, sizeof (GNetworkMonitorNetlinkPrivate));
-
gobject_class->finalize = g_network_monitor_netlink_finalize;
}