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/*
* Copyright (c) 2015 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __IPSEC_IF_H__
#define __IPSEC_IF_H__
#include <vnet/ipsec/ipsec_sa.h>
typedef enum
{
IPSEC_IF_SET_KEY_TYPE_NONE,
IPSEC_IF_SET_KEY_TYPE_LOCAL_CRYPTO,
IPSEC_IF_SET_KEY_TYPE_REMOTE_CRYPTO,
IPSEC_IF_SET_KEY_TYPE_LOCAL_INTEG,
IPSEC_IF_SET_KEY_TYPE_REMOTE_INTEG,
} ipsec_if_set_key_type_t;
typedef struct
{
/* Required for pool_get_aligned */
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
u32 input_sa_index;
u32 output_sa_index;
u32 hw_if_index;
u32 sw_if_index;
vnet_hw_interface_flags_t flags;
u32 show_instance;
} ipsec_tunnel_if_t;
typedef struct
{
u8 is_add;
u8 is_ip6;
u8 esn;
u8 anti_replay;
ip46_address_t local_ip, remote_ip;
u32 local_spi;
u32 remote_spi;
ipsec_crypto_alg_t crypto_alg;
u8 local_crypto_key_len;
u8 local_crypto_key[128];
u8 remote_crypto_key_len;
u8 remote_crypto_key[128];
ipsec_integ_alg_t integ_alg;
u8 local_integ_key_len;
u8 local_integ_key[128];
u8 remote_integ_key_len;
u8 remote_integ_key[128];
u8 renumber;
u32 show_instance;
u8 udp_encap;
u32 tx_table_id;
} ipsec_add_del_tunnel_args_t;
/* *INDENT-OFF* */
typedef CLIB_PACKED
(struct {
/*
* Key fields: remote ip and spi on incoming packet
* all fields in NET byte order
*/
union {
struct {
u32 remote_ip;
u32 spi;
};
u64 as_u64;
};
}) ipsec4_tunnel_key_t;
/* *INDENT-ON* */
/* *INDENT-OFF* */
typedef CLIB_PACKED
(struct {
/*
* Key fields: remote ip and spi on incoming packet
* all fields in NET byte order
*/
ip6_address_t remote_ip;
u32 spi;
}) ipsec6_tunnel_key_t;
/* *INDENT-ON* */
typedef struct
{
u8 is_add;
u32 local_sa_id;
u32 remote_sa_id;
ip4_address_t src;
ip4_address_t dst;
} ipsec_gre_tunnel_add_del_args_t;
extern int ipsec_add_del_tunnel_if_internal (vnet_main_t * vnm,
ipsec_add_del_tunnel_args_t *
args, u32 * sw_if_index);
extern int ipsec_add_del_tunnel_if (ipsec_add_del_tunnel_args_t * args);
extern int ipsec_add_del_ipsec_gre_tunnel (vnet_main_t * vnm,
const
ipsec_gre_tunnel_add_del_args_t *
args);
extern int ipsec_set_interface_key (vnet_main_t * vnm, u32 hw_if_index,
ipsec_if_set_key_type_t type,
u8 alg, u8 * key);
extern int ipsec_set_interface_sa (vnet_main_t * vnm, u32 hw_if_index,
u32 sa_id, u8 is_outbound);
extern u8 *format_ipsec_tunnel (u8 * s, va_list * args);
#endif /* __IPSEC_IF_H__ */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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