/* * Copyright (c) 2016 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 ILA_H #define ILA_H #include <vnet/vnet.h> #include <vnet/ip/ip.h> #include <vnet/fib/fib_node.h> #include <vppinfra/bihash_24_8.h> #include <vppinfra/bihash_template.h> #define ila_foreach_type \ _(IID, 0, "iid") \ _(LUID, 1, "luid") \ _(VNID4, 2, "vnid-ip4") \ _(VNID6, 3, "vnid-ip6") \ _(VNIDM, 4, "vnid-multicast") typedef enum { #define _(i,n,s) ILA_TYPE_##i = n, ila_foreach_type #undef _ } ila_type_t; #define ila_csum_foreach_type \ _(NO_ACTION, 0, "no-action") \ _(NEUTRAL_MAP, 1, "neutral-map") \ _(ADJUST_TRANSPORT, 2, "adjust-transport") typedef enum { #define _(i,n,s) ILA_CSUM_MODE_##i = n, ila_csum_foreach_type #undef _ ILA_CSUM_N_TYPES } ila_csum_mode_t; #define ila_foreach_direction \ _(BIDIR, 0, "bidir") \ _(SIR2ILA, 1, "sir2ila") \ _(ILA2SIR, 2, "ila2sir") typedef enum { #define _(i,n,s) ILA_DIR_##i = n, ila_foreach_direction #undef _ } ila_direction_t; typedef struct { /** * Fib Node base class */ fib_node_t ila_fib_node; ila_type_t type; ip6_address_t sir_address; ip6_address_t ila_address; ip6_address_t next_hop; ila_csum_mode_t csum_mode; ila_direction_t dir; /** * The FIB entry index for the next-hop */ fib_node_index_t next_hop_fib_entry_index; /** * The child index on the FIB entry */ u32 next_hop_child_index; /** * The next DPO in the graph to follow */ dpo_id_t ila_dpo; } ila_entry_t; typedef struct { ila_entry_t *entries; //Pool of ILA entries u64 lookup_table_nbuckets; u64 lookup_table_size; clib_bihash_24_8_t id_to_entry_table; u32 ip6_lookup_next_index; } ila_main_t; typedef struct { ila_type_t type; ip6_address_t sir_address; ip6_address_t next_hop_address; u64 locator; u32 vnid; u32 local_adj_index; ila_csum_mode_t csum_mode; ila_direction_t dir; u8 is_del; } ila_add_del_entry_args_t; int ila_add_del_entry (ila_add_del_entry_args_t * args); int ila_interface (u32 sw_if_index, u8 disable); #endif //ILA_H