/*
 * Copyright (c) 2015-2016 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.
 */

/** \file

    This file defines vpe control-plane API messages which are generally
    called through a shared memory interface. 
*/

/* 
 * Note: API placement cleanup in progress
 * If you're looking for interface APIs, please
 * see .../src/vnet/{interface.api,interface_api.c}
 * IP APIs: see .../src/vnet/ip/{ip.api, ip_api.c}
 * TAP APIs: see .../src/vnet/unix/{tap.api, tap_api.c}
 * VXLAN APIs: see .../src/vnet/vxlan/{vxlan.api, vxlan_api.c}
 * AF-PACKET APIs: see ... /vnet/devices/af_packet/{af_packet.api, af_packet_api.c}
 * NETMAP APIs: see ... /src/vnet/devices/netmap/{netmap.api, netmap_api.c}
 * VHOST-USER APIs: see .../vnet/devices/virtio/{vhost_user.api, vhost_user_api.c}
 * VXLAN GPE APIs: see .../src/vnet/vxlan-gpe/{vxlan_gpe.api, vxlan_gpe_api.c}
 * GRE APIs: see .../src/vnet/gre/{gre.api, gre_api.c}
 * L2 APIs: see .../src/vnet/l2/{l2.api, l2_api.c}
 * L2TP APIs: see .../src/vnet/l2tp/{l2tp.api, l2tp_api.c}
 * BFD APIs: see .../src/vnet/bfd/{bfd.api, bfd_api.c}
 * IPSEC APIs: see .../src/vnet/ipsec/{ipsec.api, ipsec_api.c}
 * IPSEC-GRE APIs: see .../src/vnet/ipsec-gre/{ipsec_gre.api, ipsec_gre_api.c}
 * LISP APIs: see .../src/vnet/lisp/{lisp.api, lisp_api.c}
 * LISP-GPE APIs: see .../src/vnet/lisp-gpe/{lisp_gpe.api, lisp_gpe_api.c}
 * SESSION APIs: .../vnet/session/{session.api session_api.c}
 * MPLS APIs: see .../src/vnet/mpls/{mpls.api, mpls_api.c}
 * SR APIs: see .../src/vnet/srv6/{sr.api, sr_api.c}
 * CLASSIFY APIs: see ... /src/vnet/classify/{classify.api, classify_api.c}
 * FLOW APIs: see ... /src/vnet/flow/{flow.api, flow_api.c}
 * DHCP APIs: see ... /src/vnet/dhcp/{dhcpk.api, dhcp_api.c}
 * COP APIs: see ... /src/vnet/cop/{cop.api, cop_api.c}
 * POLICER APIs: see ... /src/vnet/policer/{policer.api, policer_api.c}
 */

/** \brief Create a new subinterface with the given vlan id
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param sw_if_index - software index of the new vlan's parent interface
    @param vlan_id - vlan tag of the new interface
*/
define create_vlan_subif
{
  u32 client_index;
  u32 context;
  u32 sw_if_index;
  u32 vlan_id;
};

/** \brief Reply for the vlan subinterface create request
    @param context - returned sender context, to match reply w/ request
    @param retval - return code
    @param sw_if_index - software index allocated for the new subinterface
*/
define create_vlan_subif_reply
{
  u32 context;
  i32 retval;
  u32 sw_if_index;
};

/** \brief Enable or Disable MPLS on and interface
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param sw_if_index - index of the interface
    @param enable - if non-zero enable, else disable
*/
autoreply define sw_interface_set_mpls_enable
{
  u32 client_index;
  u32 context;
  u32 sw_if_index;
  u8 enable;
};

/** \brief Proxy ARP add / del request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param vrf_id - VRF / Fib table ID
    @param is_add - 1 if adding the Proxy ARP range, 0 if deleting
    @param low_address[4] - Low address of the Proxy ARP range
    @param hi_address[4] - High address of the Proxy ARP range
*/
autoreply define proxy_arp_add_del
{
  u32 client_index;
  u32 context;
  u32 vrf_id;
  u8 is_add;
  u8 low_address[4];
  u8 hi_address[4];
};

/** \brief Proxy ARP add / del request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param sw_if_index - Which interface to enable / disable Proxy Arp on
    @param enable_disable - 1 to enable Proxy ARP on interface, 0 to disable
*/
autoreply define proxy_arp_intfc_enable_disable
{
  u32 client_index;
  u32 context;
  u32 sw_if_index;
  /* 1 = on, 0 = off */
  u8 enable_disable;
};

/** \brief Reset VRF (remove all routes etc) request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param is_ipv6 - 1 for IPv6 neighbor, 0 for IPv4
    @param vrf_id - ID of th FIB table / VRF to reset
*/
autoreply define reset_vrf
{
  u32 client_index;
  u32 context;
  u8 is_ipv6;
  u32 vrf_id;
};

/** \brief Is Address Reachable request - DISABLED
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param next_hop_sw_if_index - index of interface used to get to next hop
    @param is_ipv6 - 1 for IPv6, 0 for IPv4
    @param is_error - address not found or does not match intf
    @param address[] - Address in question 
*/
define is_address_reachable
{
  u32 client_index;		/* (api_main_t *) am->my_client_index */
  u32 context;
  u32 next_hop_sw_if_index;
  u8 is_known;			/* on reply, this is the answer */
  u8 is_ipv6;
  u8 is_error;			/* address not found or does not match intf */
  u8 address[16];
};

/** \brief Want Stats, register for stats updates
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param enable_disable - 1 = enable stats, 0 = disable
    @param pid - pid of process requesting stats updates
*/
autoreply define want_stats
{
  u32 client_index;
  u32 context;
  u32 enable_disable;
  u32 pid;
};

typeonly manual_print manual_endian define ip4_fib_counter
{
  u32 address;
  u8 address_length;
  u64 packets;
  u64 bytes;
};

manual_print manual_endian define vnet_ip4_fib_counters
{
  u32 vrf_id;
  u32 count;
  vl_api_ip4_fib_counter_t c[count];
};

typeonly manual_print manual_endian define ip4_nbr_counter
{
  u32 address;
  u8  link_type;
  u64 packets;
  u64 bytes;
};

/**
 * @brief Per-neighbour (i.e. per-adjacency) coutners
 * @param count The size of the array of counters
 * @param sw_if_index The interface the adjacency is on
 * @param begin Flag to indicate this is the first set of stats for this
 *        interface. If this flag is not set the it is a continuation of
 *        stats for this interface
 * @param  c counters
 */
manual_print manual_endian define vnet_ip4_nbr_counters
{
  u32 count;
  u32 sw_if_index;
  u8 begin;
  vl_api_ip4_nbr_counter_t c[count];
};

typeonly manual_print manual_endian define ip6_fib_counter
{
  u64 address[2];
  u8 address_length;
  u64 packets;
  u64 bytes;
};

manual_print manual_endian define vnet_ip6_fib_counters
{
  u32 vrf_id;
  u32 count;
  vl_api_ip6_fib_counter_t c[count];
};

typeonly manual_print manual_endian define ip6_nbr_counter
{
  u64 address[2];
  u8  link_type;
  u64 packets;
  u64 bytes;
};

manual_print manual_endian define vnet_ip6_nbr_counters
{
  u32 count;
  u32 sw_if_index;
  u8 begin;
  vl_api_ip6_nbr_counter_t c[count];
};

/** \brief Request for a single block of summary stats
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
*/
define vnet_get_summary_stats
{
  u32 client_index;
  u32 context;
};

/** \brief Reply for vnet_get_summary_stats request
    @param context - sender context, to match reply w/ request
    @param retval - return code for request
    @param total_pkts -  
    @param total_bytes -
    @param vector_rate - 
*/
define vnet_summary_stats_reply
{
  u32 context;
  i32 retval;
  u64 total_pkts[2];
  u64 total_bytes[2];
  f64 vector_rate;
};

/** \brief OAM event structure
    @param dst_address[] - 
    @param state
*/
define oam_event
{
  u8 dst_address[4];
  u8 state;
};

/** \brief Want OAM events request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param enable_disable- enable if non-zero, else disable
    @param pid - pid of the requesting process
*/
autoreply define want_oam_events
{
  u32 client_index;
  u32 context;
  u32 enable_disable;
  u32 pid;
};

/** \brief OAM add / del target request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param vrf_id - vrf_id of the target
    @param src_address[] - source address to use for the updates 
    @param dst_address[] - destination address of the target
    @param is_add - add target if non-zero, else delete
*/
autoreply define oam_add_del
{
  u32 client_index;
  u32 context;
  u32 vrf_id;
  u8 src_address[4];
  u8 dst_address[4];
  u8 is_add;
};

/** \brief Reset fib table request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param vrf_id - vrf/table id of the fib table to reset
    @param is_ipv6 - an ipv6 fib to reset if non-zero, else ipv4
*/
autoreply define reset_fib
{
  u32 client_index;
  u32 context;
  u32 vrf_id;
  u8 is_ipv6;
};

/** \brief Create loopback interface request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param mac_address - mac addr to assign to the interface if none-zero
*/
define create_loopback
{
  u32 client_index;
  u32 context;
  u8 mac_address[6];
};

/** \brief Create loopback interface response
    @param context - sender context, to match reply w/ request
    @param sw_if_index - sw index of the interface that was created
    @param retval - return code for the request
*/
define create_loopback_reply
{
  u32 context;
  i32 retval;
  u32 sw_if_index;
};

/** \brief Create loopback interface instance request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param mac_address - mac addr to assign to the interface if none-zero
    @param is_specified - if non-0, a specific user_instance is being requested
    @param user_instance - requested instance, ~0 => dynamically allocate
*/
define create_loopback_instance
{
  u32 client_index;
  u32 context;
  u8 mac_address[6];
  u8 is_specified;
  u32 user_instance;
};

/** \brief Create loopback interface instance response
    @param context - sender context, to match reply w/ request
    @param sw_if_index - sw index of the interface that was created
    @param retval - return code for the request
*/
define create_loopback_instance_reply
{
  u32 context;
  i32 retval;
  u32 sw_if_index;
};

/** \brief Delete loopback interface request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param sw_if_index - sw index of the interface that was created
*/
autoreply define delete_loopback
{
  u32 client_index;
  u32 context;
  u32 sw_if_index;
};

/** \brief Control ping from client to api server request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
*/
define control_ping
{
  u32 client_index;
  u32 context;
};

/** \brief Control ping from the client to the server response
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param retval - return code for the request
    @param vpe_pid - the pid of the vpe, returned by the server
*/
define control_ping_reply
{
  u32 context;
  i32 retval;
  u32 client_index;
  u32 vpe_pid;
};

/** \brief Process a vpe parser cli string request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param cmd_in_shmem - pointer to cli command string
*/
define cli_request
{
  u32 client_index;
  u32 context;
  u64 cmd_in_shmem;
};
define cli_inband
{
  u32 client_index;
  u32 context;
  u32 length;
  u8 cmd[length];
};

/** \brief vpe parser cli string response
    @param context - sender context, to match reply w/ request
    @param retval - return code for request
    @param reply_in_shmem - Reply string from cli processing if any
*/
define cli_reply
{
  u32 context;
  i32 retval;
  u64 reply_in_shmem;
};
define cli_inband_reply
{
  u32 context;
  i32 retval;
  u32 length;
  u8 reply[length];
};

/** \brief Set max allowed ARP or ip6 neighbor entries request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param is_ipv6 - neighbor limit if non-zero, else ARP limit
    @param arp_neighbor_limit - the new limit, defaults are ~ 50k
*/
autoreply define set_arp_neighbor_limit
{
  u32 client_index;
  u32 context;
  u8 is_ipv6;
  u32 arp_neighbor_limit;
};

/** \brief L2 interface patch add / del request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param rx_sw_if_index - receive side interface 
    @param tx_sw_if_index - transmit side interface
    @param is_add - if non-zero set up the interface patch, else remove it
*/
autoreply define l2_patch_add_del
{
  u32 client_index;
  u32 context;
  u32 rx_sw_if_index;
  u32 tx_sw_if_index;
  u8 is_add;
};

/** \brief Interface set vpath request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param sw_if_index - interface used to reach neighbor
    @param enable - if non-zero enable, else disable
*/
autoreply define sw_interface_set_vpath
{
  u32 client_index;
  u32 context;
  u32 sw_if_index;
  u8 enable;
};

/** \brief Set L2 XConnect between two interfaces request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param rx_sw_if_index - Receive interface index
    @param tx_sw_if_index - Transmit interface index
    @param enable - enable xconnect if not 0, else set to L3 mode
*/
autoreply define sw_interface_set_l2_xconnect
{
  u32 client_index;
  u32 context;
  u32 rx_sw_if_index;
  u32 tx_sw_if_index;
  u8 enable;
};

/** \brief Interface bridge mode request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param rx_sw_if_index - the interface
    @param bd_id - bridge domain id
    @param bvi - Setup interface as a bvi, bridge mode only
    @param shg - Shared horizon group, for bridge mode only
    @param enable - Enable beige mode if not 0, else set to L3 mode
*/
autoreply define sw_interface_set_l2_bridge
{
  u32 client_index;
  u32 context;
  u32 rx_sw_if_index;
  u32 bd_id;
  u8 shg;
  u8 bvi;
  u8 enable;
};

/** \brief Set bridge domain ip to mac entry request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param bd_id - the bridge domain to set the flags for
    @param is_add - if non-zero, add the entry, else clear it
    @param is_ipv6 - if non-zero, ipv6 address, else ipv4 address
    @param mac_address - MAC address
    @param 
*/
autoreply define bd_ip_mac_add_del
{
  u32 client_index;
  u32 context;
  u32 bd_id;
  u8 is_add;
  u8 is_ipv6;
  u8 ip_address[16];
  u8 mac_address[6];
};

/** \brief Set/unset the classification table for an interface request 
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param is_ipv6 - ipv6 if non-zero, else ipv4
    @param sw_if_index - interface to associate with the table
    @param table_index - index of the table, if ~0 unset the table
*/
autoreply define classify_set_interface_ip_table
{
  u32 client_index;
  u32 context;
  u8 is_ipv6;
  u32 sw_if_index;
  u32 table_index;		/* ~0 => off */
};

/** \brief Set/unset l2 classification tables for an interface request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param sw_if_index - interface to set/unset tables for
    @param ip4_table_index - ip4 index, use ~0 for all 3 indexes to unset
    @param ip6_table_index - ip6 index
    @param other_table_index - other index
*/
autoreply define classify_set_interface_l2_tables
{
  u32 client_index;
  u32 context;
  u32 sw_if_index;
  /* 3 x ~0 => off */
  u32 ip4_table_index;
  u32 ip6_table_index;
  u32 other_table_index;
  u8 is_input;
};

/** \brief Get node index using name request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param node_name[] - name of the node
*/
define get_node_index
{
  u32 client_index;
  u32 context;
  u8 node_name[64];
};

/** \brief Get node index using name request
    @param context - sender context, to match reply w/ request
    @param retval - return code for the request
    @param node_index - index of the desired node if found, else ~0
*/
define get_node_index_reply
{
  u32 context;
  i32 retval;
  u32 node_index;
};

/** \brief Set the next node for a given node request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param node_name[] - node to add the next node to
    @param next_name[] - node to add as the next node
*/
define add_node_next
{
  u32 client_index;
  u32 context;
  u8 node_name[64];
  u8 next_name[64];
};

/** \brief IP Set the next node for a given node response
    @param context - sender context, to match reply w/ request
    @param retval - return code for the add next node request
    @param next_index - the index of the next node if success, else ~0
*/
define add_node_next_reply
{
  u32 context;
  i32 retval;
  u32 next_index;
};

/** \brief L2 interface ethernet flow point filtering enable/disable request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param sw_if_index - interface to enable/disable filtering on
    @param enable_disable - if non-zero enable filtering, else disable
*/
autoreply define l2_interface_efp_filter
{
  u32 client_index;
  u32 context;
  u32 sw_if_index;
  u32 enable_disable;
};

define create_subif
{
  u32 client_index;
  u32 context;
  u32 sw_if_index;
  u32 sub_id;

  /* These fields map directly onto the subif template */
  u8 no_tags;
  u8 one_tag;
  u8 two_tags;
  u8 dot1ad;			// 0 = dot1q, 1=dot1ad
  u8 exact_match;
  u8 default_sub;
  u8 outer_vlan_id_any;
  u8 inner_vlan_id_any;
  u16 outer_vlan_id;
  u16 inner_vlan_id;
};

define create_subif_reply
{
  u32 context;
  i32 retval;
  u32 sw_if_index;
};

/** \brief show version
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
*/
define show_version
{
  u32 client_index;
  u32 context;
};

/** \brief show version response
    @param context - sender context, to match reply w/ request
    @param retval - return code for the request
    @param program - name of the program (vpe)
    @param version  - version of the program
    @param build_directory - root of the workspace where the program was built
*/
define show_version_reply
{
  u32 context;
  i32 retval;
  u8 program[32];
  u8 version[32];
  u8 build_date[32];
  u8 build_directory[256];
};

/* Gross kludge, DGMS */
autoreply define interface_name_renumber
{
  u32 client_index;
  u32 context;
  u32 sw_if_index;
  u32 new_show_dev_instance;
};

/** \brief Register for ip4 arp resolution events
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param enable_disable - 1 => register for events, 0 => cancel registration
    @param pid - sender's pid
    @param address - the exact ip4 address of interest
*/
autoreply define want_ip4_arp_events
{
  u32 client_index;
  u32 context;
  u8 enable_disable;
  u32 pid;
  u32 address;
};

/** \brief Tell client about an ip4 arp resolution event
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param address - the exact ip4 address of interest
    @param pid - client pid registered to receive notification
    @param sw_if_index - interface which received ARP packet
    @param new_mac - the new mac address 
    @param mac_ip - 0: resolution event, 1: mac/ip binding in bd
*/
define ip4_arp_event
{
  u32 client_index;
  u32 context;
  u32 address;
  u32 pid;
  u32 sw_if_index;
  u8 new_mac[6];
  u8 mac_ip;
};

/** \brief Register for ip6 nd resolution events
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param enable_disable - 1 => register for events, 0 => cancel registration
    @param pid - sender's pid
    @param address - the exact ip6 address of interest
*/
autoreply define want_ip6_nd_events
{
  u32 client_index;
  u32 context;
  u8 enable_disable;
  u32 pid;
  u8 address[16];
};

/** \brief Tell client about an ip6 nd resolution or mac/ip event
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param pid - client pid registered to receive notification
    @param sw_if_index - interface which received ARP packet
    @param address - the exact ip6 address of interest
    @param new_mac - the new mac address 
    @param mac_ip - 0: resolution event, 1: mac/ip binding in bd
*/
define ip6_nd_event
{
  u32 client_index;
  u32 context;
  u32 pid;
  u32 sw_if_index;
  u8 address[16];
  u8 new_mac[6];
  u8 mac_ip;
};
    
/** \brief Set/unset input ACL interface
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param sw_if_index - interface to set/unset input ACL
    @param ip4_table_index - ip4 classify table index (~0 for skip)
    @param ip6_table_index - ip6 classify table index (~0 for skip)
    @param l2_table_index  -  l2 classify table index (~0 for skip)
    @param is_add - Set input ACL if non-zero, else unset
    Note: User is recommeneded to use just one valid table_index per call.
          (ip4_table_index, ip6_table_index, or l2_table_index)
*/
autoreply define input_acl_set_interface
{
  u32 client_index;
  u32 context;
  u32 sw_if_index;
  u32 ip4_table_index;
  u32 ip6_table_index;
  u32 l2_table_index;
  u8 is_add;
};

define get_node_graph
{
  u32 client_index;
  u32 context;
};

/** \brief get_node_graph_reply
    @param context - returned sender context, to match reply w/ request
    @param retval - return code
    @param reply_in_shmem - result from vlib_node_serialize, in shared
    memory. Process with vlib_node_unserialize, remember to switch
    heaps and free the result.
*/

define get_node_graph_reply
{
  u32 context;
  i32 retval;
  u64 reply_in_shmem;
};

/** \brief IOAM enable : Enable in-band OAM
    @param id - profile id
    @param seqno - To enable Seqno Processing
    @param analyse - Enabling analysis of iOAM at decap node 
    @param pow_enable - Proof of Work enabled or not flag
    @param trace_enable - iOAM Trace enabled or not flag
*/
autoreply define ioam_enable
{
  u32 client_index;
  u32 context;
  u16 id;
  u8 seqno;
  u8 analyse;
  u8 pot_enable;
  u8 trace_enable;
  u32 node_id;
};

/** \brief iOAM disable
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param index - MAP Domain index
*/
autoreply define ioam_disable
{
  u32 client_index;
  u32 context;
  u16 id;
};

/** \brief Query relative index via node names
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param node_name - name of node to find relative index from
    @param next_name - next node from node_name to find relative index of
*/
define get_next_index
{
  u32 client_index;
  u32 context;
  u8 node_name[64];
  u8 next_name[64];
};

/** \brief Reply for get next node index
    @param context - sender context which was passed in the request
    @param retval - return value
    @param next_index - index of the next_node
*/
define get_next_index_reply
{
  u32 context;
  i32 retval;
  u32 next_index;
};

/** \brief PacketGenerator create interface request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param interface_id - interface index
*/
define pg_create_interface
{
  u32 client_index;
  u32 context;
  u32 interface_id;
};

/** \brief PacketGenerator create interface response
    @param context - sender context, to match reply w/ request
    @param retval - return value for request
*/
define pg_create_interface_reply
{
  u32 context;
  i32 retval;
  u32 sw_if_index;
};

/** \brief PacketGenerator capture packets on given interface request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param interface_id - pg interface index
    @param is_enabled - 1 if enabling streams, 0 if disabling
    @param count - number of packets to be captured
    @param pcap_file - pacp file name to store captured packets
*/
autoreply define pg_capture
{
  u32 client_index;
  u32 context;
  u32 interface_id;
  u8 is_enabled;
  u32 count;
  u32 pcap_name_length;
  u8 pcap_file_name[pcap_name_length];
};

/** \brief Enable / disable packet generator request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param is_enabled - 1 if enabling streams, 0 if disabling
    @param stream - stream name to be enable/disabled, if not specified handle all streams
*/
autoreply define pg_enable_disable
{
  u32 client_index;
  u32 context;
  u8 is_enabled;
  u32 stream_name_length;
  u8 stream_name[stream_name_length];
};

/** \brief Configure IP source and L4 port-range check
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param is_ip6 - 1 if source address type is IPv6
    @param is_add - 1 if add, 0 if delete
    @param mask_length - mask length for address entry
    @param address - array of address bytes
    @param number_of_ranges - length of low_port and high_port arrays (must match)
    @param low_ports[32] - up to 32 low end of port range entries (must have corresponding high_ports entry)
    @param high_ports[32] - up to 32 high end of port range entries (must have corresponding low_ports entry)
    @param vrf_id - fib table/vrf id to associate the source and port-range check with
    @note To specify a single port set low_port and high_port entry the same
*/
autoreply define ip_source_and_port_range_check_add_del
{
  u32 client_index;
  u32 context;
  u8 is_ipv6;
  u8 is_add;
  u8 mask_length;
  u8 address[16];
  u8 number_of_ranges;
  u16 low_ports[32];
  u16 high_ports[32];
  u32 vrf_id;
};

/** \brief Set interface source and L4 port-range request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param interface_id - interface index
    @param tcp_vrf_id - VRF associated with source and TCP port-range check
    @param udp_vrf_id - VRF associated with source and TCP port-range check
*/
autoreply define ip_source_and_port_range_check_interface_add_del
{
  u32 client_index;
  u32 context;
  u8 is_add;
  u32 sw_if_index;
  u32 tcp_in_vrf_id;
  u32 tcp_out_vrf_id;
  u32 udp_in_vrf_id;
  u32 udp_out_vrf_id;
};

/** \brief Delete sub interface request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param sw_if_index - sw index of the interface that was created by create_subif
*/
autoreply define delete_subif {
  u32 client_index;
  u32 context;
  u32 sw_if_index;
};

/** \brief Punt traffic to the host
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param is_add - add punt if non-zero, else delete
    @param ipv - L3 protocol 4 - IPv4, 6 - IPv6, ~0 - All
    @param l4_protocol - L4 protocol to be punted, only UDP (0x11) is supported
    @param l4_port - TCP/UDP port to be punted
*/
autoreply define punt {
    u32 client_index;
    u32 context;
    u8 is_add;
    u8 ipv;
    u8 l4_protocol;
    u16 l4_port;
};

/** \brief Feature path enable/disable request
    @param client_index - opaque cookie to identify the sender
    @param context - sender context, to match reply w/ request
    @param sw_if_index - the interface
    @param enable - 1 = on, 0 = off
*/
autoreply define feature_enable_disable {
    u32 client_index;
    u32 context;
    u32 sw_if_index;
    u8 enable;
    u8 arc_name[64];
    u8 feature_name[64];
};

/*
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */