X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fipv4%2Fxfrm4_state.c;h=fdeebe68a379781853e4a0ea6f4197195af8cb89;hb=fc8717baa8f52dd8d1b90df9008300ef3ec794ed;hp=3cc3df0c6ece97420f79c2a84efca31e1b8cbcd1;hpb=59458f40e25915a355d8b1d701425fe9f4f9ea23;p=linux-2.6 diff --git a/net/ipv4/xfrm4_state.c b/net/ipv4/xfrm4_state.c index 3cc3df0c6e..fdeebe68a3 100644 --- a/net/ipv4/xfrm4_state.c +++ b/net/ipv4/xfrm4_state.c @@ -11,6 +11,7 @@ #include #include #include +#include static struct xfrm_state_afinfo xfrm4_state_afinfo; @@ -47,10 +48,31 @@ __xfrm4_init_tempsel(struct xfrm_state *x, struct flowi *fl, x->props.family = AF_INET; } +int xfrm4_extract_header(struct sk_buff *skb) +{ + struct iphdr *iph = ip_hdr(skb); + + XFRM_MODE_SKB_CB(skb)->id = iph->id; + XFRM_MODE_SKB_CB(skb)->frag_off = iph->frag_off; + XFRM_MODE_SKB_CB(skb)->tos = iph->tos; + XFRM_MODE_SKB_CB(skb)->ttl = iph->ttl; + memset(XFRM_MODE_SKB_CB(skb)->flow_lbl, 0, + sizeof(XFRM_MODE_SKB_CB(skb)->flow_lbl)); + + return 0; +} + static struct xfrm_state_afinfo xfrm4_state_afinfo = { .family = AF_INET, + .proto = IPPROTO_IPIP, + .eth_proto = htons(ETH_P_IP), + .owner = THIS_MODULE, .init_flags = xfrm4_init_flags, .init_tempsel = __xfrm4_init_tempsel, + .output = xfrm4_output, + .extract_input = xfrm4_extract_input, + .extract_output = xfrm4_extract_output, + .transport_finish = xfrm4_transport_finish, }; void __init xfrm4_state_init(void)