/* * xfrm4_state.c * * Changes: * YOSHIFUJI Hideaki @USAGI * Split up af-specific portion * */ #include <net/ip.h> #include <net/xfrm.h> #include <linux/pfkeyv2.h> #include <linux/ipsec.h> #include <linux/netfilter_ipv4.h> #include <linux/export.h> static int xfrm4_init_flags(struct xfrm_state *x) { if (xs_net(x)->ipv4.sysctl_ip_no_pmtu_disc) x->props.flags |= XFRM_STATE_NOPMTUDISC; return 0; } static void __xfrm4_init_tempsel(struct xfrm_selector *sel, const struct flowi *fl) { const struct flowi4 *fl4 = &fl->u.ip4; sel->daddr.a4 = fl4->daddr; sel->saddr.a4 = fl4->saddr; sel->dport = xfrm_flowi_dport(fl, &fl4->uli); sel->dport_mask = htons(0xffff); sel->sport = xfrm_flowi_sport(fl, &fl4->uli); sel->sport_mask = htons(0xffff); sel->family = AF_INET; sel->prefixlen_d = 32; sel->prefixlen_s = 32; sel->proto = fl4->flowi4_proto; sel->ifindex = fl4->flowi4_oif; } static void xfrm4_init_temprop(struct xfrm_state *x, const struct xfrm_tmpl *tmpl, const xfrm_address_t *daddr, const xfrm_address_t *saddr) { x->id = tmpl->id; if (x->id.daddr.a4 == 0) x->id.daddr.a4 = daddr->a4; x->props.saddr = tmpl->saddr; if (x->props.saddr.a4 == 0) x->props.saddr.a4 = saddr->a4; x->props.mode = tmpl->mode; x->props.reqid = tmpl->reqid; x->props.family = AF_INET; } int xfrm4_extract_header(struct sk_buff *skb) { const struct iphdr *iph = ip_hdr(skb); XFRM_MODE_SKB_CB(skb)->ihl = sizeof(*iph); 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; XFRM_MODE_SKB_CB(skb)->optlen = iph->ihl * 4 - sizeof(*iph); 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, .init_temprop = xfrm4_init_temprop, .output = xfrm4_output, .output_finish = xfrm4_output_finish, .extract_input = xfrm4_extract_input, .extract_output = xfrm4_extract_output, .transport_finish = xfrm4_transport_finish, .local_error = xfrm4_local_error, }; void __init xfrm4_state_init(void) { xfrm_state_register_afinfo(&xfrm4_state_afinfo); } #if 0 void __exit xfrm4_state_fini(void) { xfrm_state_unregister_afinfo(&xfrm4_state_afinfo); } #endif /* 0 */ mitter</option> <option value='range'>range</option> </select> <input class='txt' type='search' size='10' name='q' value=''/> <input type='submit' value='search'/> </form> </td></tr></table> <div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=43d59a4ce78b6460b32076ec7ac821fd8678cdc2'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/include?id=43d59a4ce78b6460b32076ec7ac821fd8678cdc2'>include</a>/<a href='/cgit.cgi/linux/net-next.git/log/include/dt-bindings?id=43d59a4ce78b6460b32076ec7ac821fd8678cdc2'>dt-bindings</a>/<a href='/cgit.cgi/linux/net-next.git/log/include/dt-bindings/clock?id=43d59a4ce78b6460b32076ec7ac821fd8678cdc2'>clock</a>/<a href='/cgit.cgi/linux/net-next.git/log/include/dt-bindings/clock/pxa-clock.h?id=43d59a4ce78b6460b32076ec7ac821fd8678cdc2'>pxa-clock.h</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/include/dt-bindings/clock/pxa-clock.h?id=43d59a4ce78b6460b32076ec7ac821fd8678cdc2&showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>