linux/net/netfilter/ipvs/ip_vs_proto_ah_esp.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * ip_vs_proto_ah_esp.c:	AH/ESP IPSec load balancing support for IPVS
 *
 * Authors:	Julian Anastasov <[email protected]>, February 2002
 *		Wensong Zhang <[email protected]>
 */

#define KMSG_COMPONENT …
#define pr_fmt(fmt) …

#include <linux/in.h>
#include <linux/ip.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/netfilter.h>
#include <linux/netfilter_ipv4.h>

#include <net/ip_vs.h>


/* TODO:

struct isakmp_hdr {
	__u8		icookie[8];
	__u8		rcookie[8];
	__u8		np;
	__u8		version;
	__u8		xchgtype;
	__u8		flags;
	__u32		msgid;
	__u32		length;
};

*/

#define PORT_ISAKMP …

static void
ah_esp_conn_fill_param_proto(struct netns_ipvs *ipvs, int af,
			     const struct ip_vs_iphdr *iph,
			     struct ip_vs_conn_param *p)
{ … }

static struct ip_vs_conn *
ah_esp_conn_in_get(struct netns_ipvs *ipvs, int af, const struct sk_buff *skb,
		   const struct ip_vs_iphdr *iph)
{ … }


static struct ip_vs_conn *
ah_esp_conn_out_get(struct netns_ipvs *ipvs, int af, const struct sk_buff *skb,
		    const struct ip_vs_iphdr *iph)
{ … }


static int
ah_esp_conn_schedule(struct netns_ipvs *ipvs, int af, struct sk_buff *skb,
		     struct ip_vs_proto_data *pd,
		     int *verdict, struct ip_vs_conn **cpp,
		     struct ip_vs_iphdr *iph)
{ … }

#ifdef CONFIG_IP_VS_PROTO_AH
struct ip_vs_protocol ip_vs_protocol_ah = …;
#endif

#ifdef CONFIG_IP_VS_PROTO_ESP
struct ip_vs_protocol ip_vs_protocol_esp = …;
#endif