X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fnetifd.git;a=blobdiff_plain;f=system-linux.c;h=4737fa6e2c7083185af760c0e5142afb0175ece1;hp=4662bf814f80d8e47fe147bd5400b95926ad023e;hb=fb2f843edf44c6f12b636cd82cdd1c71e953495f;hpb=9d8dd091f8f336b111364ed211165b5ec9842a24

diff --git a/system-linux.c b/system-linux.c
index 4662bf8..4737fa6 100644
--- a/system-linux.c
+++ b/system-linux.c
@@ -275,6 +275,16 @@ static void system_set_acceptlocal(struct device *dev, const char *val)
 	system_set_dev_sysctl("/proc/sys/net/ipv4/conf/%s/accept_local", dev->ifname, val);
 }
 
+static void system_set_igmpversion(struct device *dev, const char *val)
+{
+	system_set_dev_sysctl("/proc/sys/net/ipv4/conf/%s/force_igmp_version", dev->ifname, val);
+}
+
+static void system_set_mldversion(struct device *dev, const char *val)
+{
+	system_set_dev_sysctl("/proc/sys/net/ipv6/conf/%s/force_mld_version", dev->ifname, val);
+}
+
 static int system_get_sysctl(const char *path, char *buf, const size_t buf_sz)
 {
 	int fd = -1, ret = -1;
@@ -321,6 +331,18 @@ static int system_get_acceptlocal(struct device *dev, char *buf, const size_t bu
 			dev->ifname, buf, buf_sz);
 }
 
+static int system_get_igmpversion(struct device *dev, char *buf, const size_t buf_sz)
+{
+	return system_get_dev_sysctl("/proc/sys/net/ipv4/conf/%s/force_igmp_version",
+			dev->ifname, buf, buf_sz);
+}
+
+static int system_get_mldversion(struct device *dev, char *buf, const size_t buf_sz)
+{
+	return system_get_dev_sysctl("/proc/sys/net/ipv6/conf/%s/force_mld_version",
+			dev->ifname, buf, buf_sz);
+}
+
 // Evaluate netlink messages
 static int cb_rtnl_event(struct nl_msg *msg, void *arg)
 {
@@ -985,6 +1007,16 @@ system_if_get_settings(struct device *dev, struct device_settings *s)
 		s->acceptlocal = strtoul(buf, NULL, 0);
 		s->flags |= DEV_OPT_ACCEPTLOCAL;
 	}
+
+	if (!system_get_igmpversion(dev, buf, sizeof(buf))) {
+		s->igmpversion = strtoul(buf, NULL, 0);
+		s->flags |= DEV_OPT_IGMPVERSION;
+	}
+
+	if (!system_get_mldversion(dev, buf, sizeof(buf))) {
+		s->mldversion = strtoul(buf, NULL, 0);
+		s->flags |= DEV_OPT_MLDVERSION;
+	}
 }
 
 void
@@ -1028,6 +1060,18 @@ system_if_apply_settings(struct device *dev, struct device_settings *s, unsigned
 	}
 	if (s->flags & DEV_OPT_ACCEPTLOCAL & apply_mask)
 		system_set_acceptlocal(dev, s->acceptlocal ? "1" : "0");
+	if (s->flags & DEV_OPT_IGMPVERSION & apply_mask) {
+		char buf[2];
+
+		snprintf(buf, sizeof(buf), "%d", s->igmpversion);
+		system_set_igmpversion(dev, buf);
+	}
+	if (s->flags & DEV_OPT_MLDVERSION & apply_mask) {
+		char buf[2];
+
+		snprintf(buf, sizeof(buf), "%d", s->mldversion);
+		system_set_mldversion(dev, buf);
+	}
 }
 
 int system_if_up(struct device *dev)