#include <stdint.h>
#include "flow.h"
+/* skb mark used for IPsec tunnel packets */
+#define IPSEC_MARK 1
+
/* Tunnel port emulation layer.
*
* These functions emulate tunnel virtual ports based on the outer
struct tnl_port *tnl_port_add(const struct ofport *, uint32_t odp_port);
void tnl_port_del(struct tnl_port *);
-const struct ofport *tnl_port_receive(struct flow *);
+const struct ofport *tnl_port_receive(const struct flow *);
uint32_t tnl_port_send(const struct tnl_port *, struct flow *);
/* Returns true if 'flow' should be submitted to tnl_port_receive(). */