Merge branch 'ike-dscp'

src/libstrongswan/networking/packet.c

@@ -39,6 +39,11 @@ struct private_packet_t {
 	 */
 	host_t *destination;
 
+	/**
+	 * DSCP value on packet
+	 */
+	u_int8_t dscp;
+
 	 /**
 	  * message data
 	  */
@@ -89,6 +94,17 @@ METHOD(packet_t, set_data, void,
 	this->adjusted_data = this->data = data;
 }
 
+METHOD(packet_t, get_dscp, u_int8_t,
+	private_packet_t *this)
+{
+	return this->dscp;
+}
+METHOD(packet_t, set_dscp, void,
+	private_packet_t *this, u_int8_t value)
+{
+	this->dscp = value;
+}
+
 METHOD(packet_t, skip_bytes, void,
 	private_packet_t *this, size_t bytes)
 {
@@ -123,6 +139,7 @@ METHOD(packet_t, clone_, packet_t*,
 	{
 		other->set_data(other, chunk_clone(this->adjusted_data));
 	}
+	other->set_dscp(other, this->dscp);
 	return other;
 }
 
@@ -141,6 +158,8 @@ packet_t *packet_create_from_data(host_t *src, host_t *dst, chunk_t data)
 			.get_source = _get_source,
 			.set_destination = _set_destination,
 			.get_destination = _get_destination,
+			.get_dscp = _get_dscp,
+			.set_dscp = _set_dscp,
 			.skip_bytes = _skip_bytes,
 			.clone = _clone_,
 			.destroy = _destroy,

src/libstrongswan/networking/packet.h

@@ -75,6 +75,20 @@ struct packet_t {
 	 */
 	void (*set_data)(packet_t *packet, chunk_t data);
 
+	/**
+	 * Get the DiffServ Code Point set on this packet.
+	 *
+	 * @return			DSCP value
+	 */
+	u_int8_t (*get_dscp)(packet_t *this);
+
+	/**
+	 * Set the DiffServ Code Point to use on this packet.
+	 *
+	 * @param value		DSCP value
+	 */
+	void (*set_dscp)(packet_t *this, u_int8_t value);
+
 	/**
 	 * Increase the offset where the actual packet data starts.
 	 *

src/libstrongswan/networking/tun_device.c

@@ -88,7 +88,6 @@ static void set_netmask(struct ifreq *ifr, int family, u_int8_t netmask)
 		case AF_INET:
 		{
 			struct sockaddr_in *addr = (struct sockaddr_in*)&ifr->ifr_addr;
-			addr->sin_family = AF_INET;
 			target = (char*)&addr->sin_addr;
 			len = 4;
 			break;
@@ -96,7 +95,6 @@ static void set_netmask(struct ifreq *ifr, int family, u_int8_t netmask)
 		case AF_INET6:
 		{
 			struct sockaddr_in6 *addr = (struct sockaddr_in6*)&ifr->ifr_addr;
-			addr->sin6_family = AF_INET6;
 			target = (char*)&addr->sin6_addr;
 			len = 16;
 			break;
@@ -105,6 +103,8 @@ static void set_netmask(struct ifreq *ifr, int family, u_int8_t netmask)
 			return;
 	}
 
+	ifr->ifr_addr.sa_family = family;
+
 	bytes = (netmask + 7) / 8;
 	bits = (bytes * 8) - netmask;