Add option for interface limitation

3 files changed, 36 insertions, 11 deletions

diff --git a/src/connman.h b/src/connman.h
index 76bffe55..c253a8e3 100644
--- a/src/connman.h
+++ b/src/connman.h
@@ -59,7 +59,7 @@ void __connman_plugin_cleanup(void);
 
 #include <connman/iface.h>
 
-int __connman_iface_init(DBusConnection *conn);
+int __connman_iface_init(DBusConnection *conn, const char *interface);
 void __connman_iface_cleanup(void);
 
 struct connman_iface *__connman_iface_find(int index);
diff --git a/src/iface.c b/src/iface.c
index 65e4cdd0..18c44f66 100644
--- a/src/iface.c
+++ b/src/iface.c
@@ -47,6 +47,8 @@
 
 static DBusConnection *connection = NULL;
 
+static gchar *ifname_filter = NULL;
+
 static GSList *drivers = NULL;
 
 int connman_iface_register(struct connman_iface_driver *driver)
@@ -1095,7 +1097,7 @@ static int probe_device(LibHalContext *ctx,
 {
 	DBusConnection *conn;
 	struct connman_iface *iface;
-	char *temp, *sysfs;
+	char *temp, *sysfs, *ifname;
 	int err;
 
 	DBG("ctx %p driver %p udi %s", ctx, driver, udi);
@@ -1124,10 +1126,20 @@ static int probe_device(LibHalContext *ctx,
 
 	iface->index = -1;
 
-	if (g_str_has_prefix(driver->capability, "net") == TRUE)
+	if (g_str_has_prefix(driver->capability, "net") == TRUE) {
 		iface->index = libhal_device_get_property_int(ctx, udi,
 						"net.linux.ifindex", NULL);
 
+		ifname = libhal_device_get_property_string(ctx, udi,
+						"net.interface", NULL);
+		if (ifname != NULL && ifname_filter != NULL &&
+						*ifname_filter != '\0' &&
+				g_str_equal(ifname, ifname_filter) == FALSE) {
+			device_free(iface);
+			return -1;
+		}
+	}
+
 	iface->type = CONNMAN_IFACE_TYPE_UNKNOWN;
 	iface->flags = 0;
 	iface->state = CONNMAN_IFACE_STATE_UNKNOWN;
@@ -1340,7 +1352,7 @@ static void hal_cleanup(void *data)
 
 static guint hal_watch = 0;
 
-int __connman_iface_init(DBusConnection *conn)
+int __connman_iface_init(DBusConnection *conn, const char *interface)
 {
 	DBG("conn %p", conn);
 
@@ -1348,6 +1360,9 @@ int __connman_iface_init(DBusConnection *conn)
 	if (connection == NULL)
 		return -1;
 
+	if (interface != NULL)
+		ifname_filter = g_strdup(interface);
+
 	hal_init(connection);
 
 	hal_watch = g_dbus_add_watch(connection, "org.freedesktop.Hal",
@@ -1364,5 +1379,7 @@ void __connman_iface_cleanup(void)
 
 	hal_cleanup(connection);
 
+	g_free(ifname_filter);
+
 	dbus_connection_unref(connection);
 }
diff --git a/src/main.c b/src/main.c
index a4962b2a..e9174401 100644
--- a/src/main.c
+++ b/src/main.c
@@ -30,6 +30,7 @@
 #include <signal.h>
 #include <getopt.h>
 #include <sys/stat.h>
+#include <net/if.h>
 
 #include <gdbus.h>
 
@@ -47,7 +48,7 @@ static void usage(void)
 	printf("Connection Manager version %s\n\n", VERSION);
 
 	printf("Usage:\n"
-		"\tconnmand [options]\n"
+		"\tconnmand [-i <interface>] [options]\n"
 		"\n");
 
 	printf("Options:\n"
@@ -58,10 +59,11 @@ static void usage(void)
 }
 
 static struct option options[] = {
-	{ "nodaemon", 0, 0, 'n' },
-	{ "compat",   0, 0, 'c' },
-	{ "debug",    0, 0, 'd' },
-	{ "help",     0, 0, 'h' },
+	{ "interface", 1, 0, 'i' },
+	{ "nodaemon",  0, 0, 'n' },
+	{ "compat",    0, 0, 'c' },
+	{ "debug",     0, 0, 'd' },
+	{ "help",      0, 0, 'h' },
 	{ }
 };
 
@@ -70,10 +72,16 @@ int main(int argc, char *argv[])
 	DBusConnection *conn;
 	DBusError err;
 	struct sigaction sa;
+	char interface[IFNAMSIZ];
 	int opt, detach = 1, compat = 0, debug = 0;
 
-	while ((opt = getopt_long(argc, argv, "+ncdh", options, NULL)) != EOF) {
+	memset(interface, 0, IFNAMSIZ);
+
+	while ((opt = getopt_long(argc, argv, "+i:ncdh", options, NULL)) != EOF) {
 		switch (opt) {
+		case 'i':
+			snprintf(interface, IFNAMSIZ, "%s", optarg);
+			break;
 		case 'n':
 			detach = 0;
 			break;
@@ -136,7 +144,7 @@ int main(int argc, char *argv[])
 
 	__connman_rtnl_init();
 
-	__connman_iface_init(conn);
+	__connman_iface_init(conn, interface);
 
 	memset(&sa, 0, sizeof(sa));
 	sa.sa_handler = sig_term;