/* * Copyright (c) 2018 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. */ /** * @file * @brief NAT66 global declarations */ #ifndef __included_nat66_h__ #define __included_nat66_h__ #include <vppinfra/bihash_24_8.h> #include <nat/nat.h> typedef struct { ip6_address_t l_addr; ip6_address_t e_addr; u32 fib_index; } nat66_static_mapping_t; typedef struct { union { struct { ip6_address_t addr; u32 fib_index; u32 rsvd; }; u64 as_u64[3]; }; } nat66_sm_key_t; typedef struct { /** Interface pool */ snat_interface_t *interfaces; /** Static mapping pool */ nat66_static_mapping_t *sm; /** Static mapping by local address lookup table */ clib_bihash_24_8_t sm_l; /** Static mapping by external address lookup table */ clib_bihash_24_8_t sm_e; /** Session counters */ vlib_combined_counter_main_t session_counters; /** node index **/ u32 in2out_node_index; u32 out2in_node_index; u32 outside_vrf_id; u32 outside_fib_index; } nat66_main_t; extern nat66_main_t nat66_main; extern vlib_node_registration_t nat66_in2out_node; extern vlib_node_registration_t nat66_out2in_node; void nat66_init (vlib_main_t * vm); typedef int (*nat66_interface_walk_fn_t) (snat_interface_t * i, void *ctx); void nat66_interfaces_walk (nat66_interface_walk_fn_t fn, void *ctx); int nat66_interface_add_del (u32 sw_if_index, u8 is_inside, u8 is_add); typedef int (*nat66_static_mapping_walk_fn_t) (nat66_static_mapping_t * sm, void *ctx); void nat66_static_mappings_walk (nat66_static_mapping_walk_fn_t fn, void *ctx); nat66_static_mapping_t *nat66_static_mapping_get (ip6_address_t * addr, u32 fib_index, u8 is_local); int nat66_static_mapping_add_del (ip6_address_t * l_addr, ip6_address_t * e_addr, u32 vrf_id, u8 is_add); #endif /* __included_nat66_h__ */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */