#ifndef COMPAT_H
#define COMPAT_H 1
+#include <linux/in.h>
+#include <linux/in_route.h>
#include <linux/netlink.h>
+#include <net/route.h>
+#include <net/xfrm.h>
+
#ifndef HAVE_NLA_NUL_STRING
static inline int CHECK_NUL_STRING(struct nlattr *attr, int maxlen)
#define inet_sport(sk) (inet_sk(sk)->inet_sport)
#endif
+static inline struct rtable *find_route(struct net *net,
+ __be32 *saddr, __be32 daddr,
+ u8 ipproto, u8 tos, u32 skb_mark)
+{
+ struct rtable *rt;
+ /* Tunnel configuration keeps DSCP part of TOS bits, But Linux
+ * router expect RT_TOS bits only. */
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,39)
+ struct flowi fl = { .nl_u = { .ip4_u = {
+ .daddr = daddr,
+ .saddr = *saddr,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
+ .fwmark = skb_mark,
+#endif
+ .tos = RT_TOS(tos) } },
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
+ .mark = skb_mark,
+#endif
+ .proto = ipproto };
+
+ if (unlikely(ip_route_output_key(net, &rt, &fl)))
+ return ERR_PTR(-EADDRNOTAVAIL);
+ *saddr = fl.nl_u.ip4_u.saddr;
+ return rt;
+#else
+ struct flowi4 fl = { .daddr = daddr,
+ .saddr = *saddr,
+ .flowi4_tos = RT_TOS(tos),
+ .flowi4_mark = skb_mark,
+ .flowi4_proto = ipproto };
+
+ rt = ip_route_output_key(net, &fl);
+ *saddr = fl.saddr;
+ return rt;
+#endif
+}
#endif /* compat.h */
ovs_vport_receive(vport, skb, tun_key);
}
-struct rtable *find_route(struct net *net,
- __be32 *saddr, __be32 daddr, u8 ipproto,
- u8 tos, u32 skb_mark)
-{
- struct rtable *rt;
- /* Tunnel configuration keeps DSCP part of TOS bits, But Linux
- * router expect RT_TOS bits only. */
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,39)
- struct flowi fl = { .nl_u = { .ip4_u = {
- .daddr = daddr,
- .saddr = *saddr,
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
- .fwmark = skb_mark,
-#endif
- .tos = RT_TOS(tos) } },
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
- .mark = skb_mark,
-#endif
- .proto = ipproto };
-
- if (unlikely(ip_route_output_key(net, &rt, &fl)))
- return ERR_PTR(-EADDRNOTAVAIL);
- *saddr = fl.nl_u.ip4_u.saddr;
- return rt;
-#else
- struct flowi4 fl = { .daddr = daddr,
- .saddr = *saddr,
- .flowi4_tos = RT_TOS(tos),
- .flowi4_mark = skb_mark,
- .flowi4_proto = ipproto };
-
- rt = ip_route_output_key(net, &fl);
- *saddr = fl.saddr;
- return rt;
-#endif
-}
-
static bool need_linearize(const struct sk_buff *skb)
{
int i;
#include "flow.h"
#include "vport.h"
-struct rtable *find_route(struct net *net,
- __be32 *saddr, __be32 daddr, u8 ipproto,
- u8 tos, u32 skb_mark);
-
u16 ovs_tnl_get_src_port(struct sk_buff *skb);
int ovs_tnl_send(struct vport *vport, struct sk_buff *skb,