Use RTNL device detection only if udev is not available

1 files changed, 90 insertions, 0 deletions

diff --git a/src/udev-compat.c b/src/udev-compat.c
index 516a48db..333eb894 100644
--- a/src/udev-compat.c
+++ b/src/udev-compat.c
@@ -23,8 +23,73 @@
 #include <config.h>
 #endif
 
+#include <glib.h>
+
 #include "connman.h"
 
+static GSList *device_list = NULL;
+
+static struct connman_device *find_device(int index)
+{
+	GSList *list;
+
+	for (list = device_list; list; list = list->next) {
+		struct connman_device *device = list->data;
+
+		if (connman_device_get_index(device) == index)
+			return device;
+	}
+
+	return NULL;
+}
+
+static void detect_newlink(unsigned short type, int index,
+					unsigned flags, unsigned change)
+{
+	struct connman_device *device;
+
+	DBG("type %d index %d", type, index);
+
+	device = find_device(index);
+	if (device != NULL)
+		return;
+
+	device = connman_inet_create_device(index);
+	if (device == NULL)
+		return;
+
+	if (connman_device_register(device) < 0) {
+		connman_device_unref(device);
+		return;
+	}
+
+	device_list = g_slist_append(device_list, device);
+}
+
+static void detect_dellink(unsigned short type, int index,
+					unsigned flags, unsigned change)
+{
+	struct connman_device *device;
+
+	DBG("type %d index %d", type, index);
+
+	device = find_device(index);
+	if (device == NULL)
+		return;
+
+	device_list = g_slist_remove(device_list, device);
+
+	connman_device_unregister(device);
+	connman_device_unref(device);
+}
+
+static struct connman_rtnl detect_rtnl = {
+	.name		= "detect",
+	.priority	= CONNMAN_RTNL_PRIORITY_LOW,
+	.newlink	= detect_newlink,
+	.dellink	= detect_dellink,
+};
+
 char *__connman_udev_get_devtype(const char *ifname)
 {
 	return NULL;
@@ -32,9 +97,34 @@ char *__connman_udev_get_devtype(const char *ifname)
 
 int __connman_udev_init(void)
 {
+	int err;
+
+	DBG("");
+
+	err = connman_rtnl_register(&detect_rtnl);
+	if (err < 0)
+		return err;
+
+	connman_rtnl_send_getlink();
+
 	return 0;
 }
 
 void __connman_udev_cleanup(void)
 {
+	GSList *list;
+
+	DBG("");
+
+	connman_rtnl_unregister(&detect_rtnl);
+
+	for (list = device_list; list; list = list->next) {
+		struct connman_device *device = list->data;
+
+		connman_device_unregister(device);
+		connman_device_unref(device);
+	}
+
+	g_slist_free(device_list);
+	device_list = NULL;
 }