From 04dd17822334871b23ea2862f7798fb0e0007777 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 08:53:19 +0000
Subject: [PATCH] change otg to host mode
---
kernel/net/ipv4/xfrm4_state.c | 69 ----------------------------------
1 files changed, 0 insertions(+), 69 deletions(-)
diff --git a/kernel/net/ipv4/xfrm4_state.c b/kernel/net/ipv4/xfrm4_state.c
index 80c40b4..87d4db5 100644
--- a/kernel/net/ipv4/xfrm4_state.c
+++ b/kernel/net/ipv4/xfrm4_state.c
@@ -8,81 +8,12 @@
*
*/
-#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,
};
--
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