Fix VPN issue when setting up host route

1 files changed, 51 insertions, 0 deletions

diff --git a/src/inet.c b/src/inet.c
index 4e79fe8a..45c32220 100644
--- a/src/inet.c
+++ b/src/inet.c
@@ -631,6 +631,57 @@ int connman_inet_clear_address(int index)
 	return 0;
 }
 
+int connman_inet_add_host_route_vpn(int index, const char *gateway, const char *host)
+{
+	struct ifreq ifr;
+	struct rtentry rt;
+	struct sockaddr_in addr;
+	int sk, err;
+
+	sk = socket(PF_INET, SOCK_DGRAM, 0);
+	if (sk < 0)
+		return -1;
+
+	memset(&ifr, 0, sizeof(ifr));
+	ifr.ifr_ifindex = index;
+
+	if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
+		close(sk);
+		return -1;
+	}
+
+	DBG("ifname %s", ifr.ifr_name);
+
+	memset(&rt, 0, sizeof(rt));
+	rt.rt_flags = RTF_UP | RTF_HOST | RTF_GATEWAY;
+
+	memset(&addr, 0, sizeof(addr));
+	addr.sin_family = AF_INET;
+	addr.sin_addr.s_addr = inet_addr(host);
+	memcpy(&rt.rt_dst, &addr, sizeof(rt.rt_dst));
+
+	memset(&addr, 0, sizeof(addr));
+	addr.sin_family = AF_INET;
+	addr.sin_addr.s_addr = inet_addr(gateway);;
+	memcpy(&rt.rt_gateway, &addr, sizeof(rt.rt_gateway));
+
+	memset(&addr, 0, sizeof(addr));
+	addr.sin_family = AF_INET;
+	addr.sin_addr.s_addr = INADDR_ANY;
+	memcpy(&rt.rt_genmask, &addr, sizeof(rt.rt_genmask));
+
+	rt.rt_dev = ifr.ifr_name;
+
+	err = ioctl(sk, SIOCADDRT, &rt);
+	if (err < 0)
+		connman_error("Adding host route failed (%s)",
+							strerror(errno));
+
+	close(sk);
+
+	return err;
+}
+
 int connman_inet_add_host_route(int index, const char *host)
 {
 	struct ifreq ifr;