[Openswan Users] kernel patch NAT TRAVERSAL

[Paul Wouters]

On Mon, 7 Apr 2008, vpn wrote:

> Thanks Julien, This is the contents of net/ipv4/udp.c.rej
> ***************
> *** 1349,1354 ****
>     case 0:
>     case UDP_ENCAP_ESPINUDP:
>     case UDP_ENCAP_ESPINUDP_NON_IKE:
>        up->encap_rcv = xfrm4_udp_encap_rcv;
>        /* FALLTHROUGH */
>     case UDP_ENCAP_L2TPINUDP:
> --- 1472,1482 ----
>     case 0:
>     case UDP_ENCAP_ESPINUDP:
>     case UDP_ENCAP_ESPINUDP_NON_IKE:
> + #if defined(CONFIG_XFRM) || defined(CONFIG_IPSEC_NAT_TRAVERSAL)
> +        if (xfrm4_rcv_encap_func)
> +           up->encap_rcv = xfrm4_udp_encap_rcv_wrapper;
> +        else
> + #endif
>        up->encap_rcv = xfrm4_udp_encap_rcv;
>        /* FALLTHROUGH */
>     case UDP_ENCAP_L2TPINUDP:

So find that code above the " --- 1472,1482 ----" in your udp.c, and
manually change it to have those extra lines starting with "+" in it
from below the " --- 1472,1482 ----" marker.

Paul