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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_SPD_POLICY_H__
#define __IPSEC_SPD_POLICY_H__
#include <vnet/ipsec/ipsec_spd.h>
#define foreach_ipsec_policy_action \
_ (0, BYPASS, "bypass") \
_ (1, DISCARD, "discard") \
_ (2, RESOLVE, "resolve") \
_ (3, PROTECT, "protect")
typedef enum
{
#define _(v, f, s) IPSEC_POLICY_ACTION_##f = v,
foreach_ipsec_policy_action
#undef _
} ipsec_policy_action_t;
#define IPSEC_POLICY_N_ACTION (IPSEC_POLICY_ACTION_PROTECT + 1)
typedef struct
{
ip46_address_t start, stop;
} ip46_address_range_t;
typedef struct
{
/* Ports stored in network byte order */
u16 start, stop;
} port_range_t;
/**
* @brief
* Policy packet & bytes counters
*/
extern vlib_combined_counter_main_t ipsec_spd_policy_counters;
/**
* @brief A Secruity Policy. An entry in an SPD
*/
typedef struct ipsec_policy_t_
{
u32 id;
i32 priority;
// the type of policy
ipsec_spd_policy_type_t type;
// Selector
u8 is_ipv6;
ip46_address_range_t laddr;
ip46_address_range_t raddr;
u8 protocol;
port_range_t lport;
port_range_t rport;
// Policy
ipsec_policy_action_t policy;
u32 sa_id;
u32 sa_index;
} ipsec_policy_t;
/**
* @brief Add/Delete a SPD
*/
extern int ipsec_add_del_policy (vlib_main_t * vm,
ipsec_policy_t * policy,
int is_add, u32 * stat_index);
extern u8 *format_ipsec_policy (u8 * s, va_list * args);
extern u8 *format_ipsec_policy_action (u8 * s, va_list * args);
extern uword unformat_ipsec_policy_action (unformat_input_t * input,
va_list * args);
extern int ipsec_policy_mk_type (bool is_outbound,
bool is_ipv6,
ipsec_policy_action_t action,
ipsec_spd_policy_type_t * type);
#endif /* __IPSEC_SPD_POLICY_H__ */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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