/*
 * Copyright (c) 2017 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 = "2.0.0";

import "vnet/interface_types.api";
import "vnet/ip/ip_types.api";

/** \brief configure global parameter for LLDP
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param system_name - VPP system name
    @param tx_hold - multiplier for tx_interval when setting time-to-live (TTL)
                     value in the LLDP packets
    @param tx_interval - time interval, in seconds, between each LLDP frames
*/
autoreply define lldp_config
{
  u32 client_index;
  u32 context;
  u32 tx_hold;
  u32 tx_interval;
  string system_name[];
};

/** \brief Interface set LLDP request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param sw_if_index - interface for which to enable/disable LLDP
    @param mgmt_ip4_addr - management ip4 address of the interface
    @param mgmt_ip6_addr - management ip6 address of the interface
    @param mgmt_oid - OID(Object Identifier) of the interface
    @param enable - if non-zero enable, else disable
    @param port_desc - local port description
*/
autoreply define sw_interface_set_lldp
{
  u32 client_index;
  u32 context;
  vl_api_interface_index_t sw_if_index;
  vl_api_ip4_address_t mgmt_ip4;
  vl_api_ip6_address_t mgmt_ip6;
  u8 mgmt_oid[128];
  bool enable [default=true];
  string port_desc[];
};

/** \brief Dump lldp neighbors
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
*/
autoendian define lldp_dump
{
  u32 client_index;
  u32 context;
  u32 cursor;
};

autoendian define lldp_dump_reply
{
  u32 context;
  i32 retval;
  u32 cursor;
};

enum port_id_subtype
{
  PORT_ID_SUBTYPE_RESERVED = 0x00,
  PORT_ID_SUBTYPE_INTF_ALIAS = 0x01,
  PORT_ID_SUBTYPE_PORT_COMP = 0x02,
  PORT_ID_SUBTYPE_MAC_ADDR = 0x03,
  PORT_ID_SUBTYPE_NET_ADDR = 0x04,
  PORT_ID_SUBTYPE_INTF_NAME = 0x05,
  PORT_ID_SUBTYPE_AGENT_CIRCUIT_ID = 0x06,
  PORT_ID_SUBTYPE_LOCAL = 0x07,
};

enum chassis_id_subtype
{
  CHASSIS_ID_SUBTYPE_RESERVED = 0x00,
  CHASSIS_ID_SUBTYPE_CHASSIS_COMP = 0x01,
  CHASSIS_ID_SUBTYPE_INTF_ALIAS = 0x02,
  CHASSIS_ID_SUBTYPE_PORT_COMP = 0x03,
  CHASSIS_ID_SUBTYPE_MAC_ADDR = 0x04,
  CHASSIS_ID_SUBTYPE_NET_ADDR = 0x05,
  CHASSIS_ID_SUBTYPE_INTF_NAME = 0x06,
  CHASSIS_ID_SUBTYPE_LOCAL = 0x07,
};

/** \brief Details about neighbor
    @param context - returned sender context, to match reply w/ request
    @param sw_if_index - interface where neighbor was discovered
    @param last_heard - last heard time
    @param last_sent - last sent time
    @param chassis_id - chassis id value
    @param chassis_id_len - length for chassis id
    @param port_id - port id value
    @param port_id_len - length for port id
    @param ttl - time to length for the neighbour
    @param port_id_subtype - subtype for port_id
    @param chassis_id_sybtype - sybtype for chassis_id
*/
autoendian define lldp_details
{
  u32 context;
  vl_api_interface_index_t sw_if_index;
  f64 last_heard;
  f64 last_sent;
  u8 chassis_id[64];
  u8 chassis_id_len;
  u8 port_id[64];
  u8 port_id_len;
  u16 ttl;
  vl_api_port_id_subtype_t port_id_subtype;
  vl_api_chassis_id_subtype_t chassis_id_subtype;
  option status="in_progress";
};

service {
  rpc lldp_dump returns lldp_dump_reply
    stream lldp_details;
};