/*
 * Copyright (c) 2017-2020 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.
 */

option version = "5.1.0";
import "vnet/ip/ip_types.api";

enum hicn_action_type
{
   HICN_DISABLE = 0,
   HICN_ENABLE,
};

typedef hicn_face
{
  /* IP local address */
  vl_api_address_t nat_addr;

  /* IPv4 local port number */
  u32 swif;

  /* Face flags */
  u32 flags;

  /* Name of the interface */
  u8 if_name[30];
};

define hicn_api_node_params_set
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* Enable / disable ICN forwarder in VPP */
  u8 enable_disable;

  /* PIT maximum size, otherwise -1 to assign default value */
  i32 pit_max_size;

  /* CS maximum size, otherwise -1 to assign default value */
  i32 cs_max_size;

  /* Upper bound on PIT entry lifetime, otherwise -1 to assign default value */
  f64 pit_max_lifetime_sec;
};

define hicn_api_node_params_set_reply
{
  /* From the request */
  u32 context;

  /* Return value, zero means all OK */
  i32 retval;
};

define hicn_api_node_params_get
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;
};

define hicn_api_node_params_get_reply
{
  /* From the request */
  u32 context;

  /* Return value, zero means all OK */
  i32 retval;

  /* Enabled / disabled flag */
  u8 is_enabled;

  /* compile-time plugin features */
  u8 feature_cs;

  /* Number of VPP workers */
  u32 worker_count;

  /* PIT maximum size, otherwise -1 to assign default value */
  u32 pit_max_size;

  /* CS maximum size, otherwise -1 to assign default value */
  u32 cs_max_size;

  /* Upper bound on PIT entry lifetime */
  f64 pit_max_lifetime_sec;
};

define hicn_api_node_stats_get
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;
};

define hicn_api_node_stats_get_reply
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* Return value, zero means all OK */
  i32 retval;

  /* ICN packets processed */
  u64 pkts_processed;

  /* ICN interests forwarded */
  u64 pkts_interest_count;

  /* ICN data msgs forwarded */
  u64 pkts_data_count;

  /* ICN cached data msg replies */
  u64 pkts_from_cache_count;

  /* ICN no PIT entry drops */
  u64 pkts_no_pit_count;

  /* ICN expired PIT entries */
  u64 pit_expired_count;

  /* ICN expired CS entries */
  u64 cs_expired_count;

  /* ICN LRU CS entries freed */
  u64 cs_lru_count;

  /* ICN msgs dropped due to no packet buffers */
  u64 pkts_drop_no_buf;

  /* ICN Interest messages aggregated in PIT */
  u64 interests_aggregated;

  /* ICN Interest messages retransmitted */
  u64 interests_retx;

  /* ICN Interest messages colliding in hashtb */
  u64 interests_hash_collision;

  /* Number of entries in PIT at the present moment */
  u64 pit_entries_count;

  /* Number of entries in CS at the present moment */
  u64 cs_entries_count;

  /* Number of entries in CS at the present moment */
  u64 cs_entries_ntw_count;
};

define hicn_api_face_stats_details
{
/* From the request */
  u32 context;

  /* Return value, zero means all OK */
  i32 retval;

  /* Id of the face */
  u32 faceid;

  /* Interest rx */
  u64 irx_packets;

  u64 irx_bytes;

  /* Interest tx */
  u64 itx_packets;

  u64 itx_bytes;

  /* data rx */
  u64 drx_packets;

  u64 drx_bytes;

  /* data tx */
  u64 dtx_packets;

  u64 dtx_bytes;
};

define hicn_api_face_stats_dump
{
/* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;
};

define hicn_api_face_params_get
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* A Face to be retrieved */
  u32 faceid;
};

define hicn_api_face_params_get_reply
{
  /* From the request */
  u32 context;

  /* Return value, zero means all OK */
  i32 retval;

  /* The face required */
  u32 faceid;

  /* IP local address */
  vl_api_address_t nat_addr;

  /* VPP interface (index) associated with the face */
  u32 swif;

  /* Face flags */
  u32 flags;
};

define hicn_api_faces_details
{
/* From the request */
  u32 context;

  /* Return value, zero means all OK */
  i32 retval;

  /* Id of the face */
  u32 faceid;

  /* Face to add */
  vl_api_hicn_face_t face;
};

define hicn_api_faces_dump
{
/* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;
};

define hicn_api_face_get
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* A Face to be retrieved */
  u32 faceid;
};

define hicn_api_face_get_reply
{
  /* From the request */
  u32 context;

  /* Return value, zero means all OK */
  i32 retval;

  /* Id of the face */
  u32 faceid;

  /* Face to add */
  vl_api_hicn_face_t face;
};

define hicn_api_route_get
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* Route prefix */
  vl_api_prefix_t prefix;
};

define hicn_api_route_get_reply
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* List of faces pointing to the next hops */
  u32 faceids[5];

  /* Number of valid faceids */
  u8 nfaces;

  /* Strategy */
  u32 strategy_id;

  /* Return value, zero means all OK */
  i32 retval;
};

define hicn_api_routes_details
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* Route prefix */
  vl_api_prefix_t prefix;

  /* List of faces pointing to the next hops */
  u32 faceids[5];

  /* Number of valid faceids */
  u8 nfaces;

  /* Strategy */
  u32 strategy_id;

  /* Return value, zero means all OK */
  i32 retval;
};

define hicn_api_routes_dump
{
/* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;
};

define hicn_api_strategies_get
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;
};

define hicn_api_strategies_get_reply
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* Number of available strategies */
  u8 n_strategies;

  /* Strategies */
  u32 strategy_id[256];

  /* Return value, zero means all OK */
  i32 retval;
};

define hicn_api_strategy_get
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* Route prefix */
  u32 strategy_id;
};

define hicn_api_strategy_get_reply
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* Strategy description */
  u8 description[200];

  /* Return value, zero means all OK */
  i32 retval;
};

define hicn_api_enable_disable
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* Enable or disable enable/disable hICN*/
  vl_api_hicn_action_type_t enable_disable;

  /* Prefix on which we enable/disable hICN*/
  vl_api_prefix_t prefix;
};

define hicn_api_enable_disable_reply
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

/* Return value, zero means all OK */
  i32 retval;
};

define hicn_api_register_prod_app
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* Prefix to match */
  vl_api_prefix_t prefix;

  /* sw_if id */
  u32 swif;

  /* CS memory reserved -- in number of packets */
  u32 cs_reserved;
};

define hicn_api_register_prod_app_reply
{
  /* From the request */
  u32 context;

  /* Return value, zero means all OK */
  i32 retval;

  /* Actual CS memory reserved -- in number of packets */
  u32 cs_reserved;

  /* Prod address (ipv4 or ipv6) */
  vl_api_address_t prod_addr;

  /* Return value: new Face ID, ~0 means no Face was created */
  u32 faceid;
};

autoreply define hicn_api_face_prod_del
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* A Face ID to be deleted */
  u32 faceid;
};

define hicn_api_register_cons_app
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* swif */
  u32 swif;
};

define hicn_api_register_cons_app_reply
{
  /* From the request */
  u32 context;

  /* Return value, zero means all OK */
  i32 retval;

  /* Ip4 address */
  vl_api_address_t src_addr4;

  /* Ip6 address */
  vl_api_address_t src_addr6;

  /* Return value: new Face ID, ~0 means no Face was created */
  u32 faceid1;

  /* Return value: new Face ID, ~0 means no Face was created */
  u32 faceid2;
};

autoreply define hicn_api_face_cons_del
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* A Face ID to be deleted */
  u32 faceid;
};

define hicn_api_udp_tunnel_add_del
{
  /* Client identifier, set from api_main.my_client_index */
  u32 client_index;

  /* Arbitrary context, so client can match reply to request */
  u32 context;

  /* Source address */
  vl_api_address_t src_addr;

  /* Destination address */
  vl_api_address_t dst_addr;

  /* Source port */
  u16 src_port;

  /* Destination port */
  u16 dst_port;

  /* Add or remove the tunnel*/
  u8 is_add;
};

define hicn_api_udp_tunnel_add_del_reply
{
  /* From the request */
  u32 context;

  /* Return value, zero means all OK */
  i32 retval;

  /* Udp encap index */
  u32 uei;
};

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */