/*
*------------------------------------------------------------------
* lacp_api.c - lacp api
*
* 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.
*------------------------------------------------------------------
*/
#include <vlib/vlib.h>
#include <vnet/ethernet/ethernet.h>
#include <vlib/unix/unix.h>
#include <lacp/node.h>
#include <vlibapi/api.h>
#include <vlibmemory/api.h>
/* define message IDs */
#include <lacp/lacp_msg_enum.h>
/* define message structures */
#define vl_typedefs
#include <lacp/lacp_all_api_h.h>
#undef vl_typedefs
/* define generated endian-swappers */
#define vl_endianfun
#include <lacp/lacp_all_api_h.h>
#undef vl_endianfun
/* instantiate all the print functions we know about */
#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
#define vl_printfun
#include <lacp/lacp_all_api_h.h>
#undef vl_printfun
/* Get the API version number */
#define vl_api_version(n,v) static u32 api_version=(v);
#include <lacp/lacp_all_api_h.h>
#undef vl_api_version
#define REPLY_MSG_ID_BASE lm->msg_id_base
#include <vlibapi/api_helper_macros.h>
#define foreach_lacp_plugin_api_msg \
_(SW_INTERFACE_LACP_DUMP, sw_interface_lacp_dump)
static void
lacp_send_sw_interface_details (vl_api_registration_t * reg,
lacp_interface_details_t * lacp_if,
u32 context)
{
lacp_main_t *lm = &lacp_main;
vl_api_sw_interface_lacp_details_t *mp;
mp = vl_msg_api_alloc (sizeof (*mp));
clib_memset (mp, 0, sizeof (*mp));
mp->_vl_msg_id = htons (VL_API_SW_INTERFACE_LACP_DETAILS + lm->msg_id_base);
mp->sw_if_index = htonl (lacp_if->sw_if_index);
/* These fields in network order already */
mp->actor_system_priority = lacp_if->actor_system_priority;
mp->actor_key = lacp_if->actor_key;
mp->actor_port_priority = lacp_if->actor_port_priority;
mp->actor_port_number = lacp_if->actor_port_number;
mp->actor_state = lacp_if->actor_state;
clib_memcpy (mp->actor_system, lacp_if->actor_system, 6);
mp->partner_system_priority = lacp_if->partner_system_priority;
mp->partner_key = lacp_if->partner_key;
mp->partner_port_priority = lacp_if->partner_port_priority;
mp->partner_port_number = lacp_if->partner_port_number;
mp->partner_state = lacp_if->partner_state;
clib_memcpy (mp->partner_system, lacp_if->partner_system, 6);
clib_memcpy (mp->interface_name, lacp_if->interface_name,
MIN (ARRAY_LEN (mp->interface_name) - 1,
strlen ((const char *) lacp_if->interface_name)));
clib_memcpy (mp->bond_interface_name, lacp_if->bond_interface_name,
MIN (ARRAY_LEN (mp->bond_interface_name) - 1,
strlen ((const char *) lacp_if->bond_interface_name)));
mp->rx_state = htonl (lacp_if->rx_state);
mp->tx_state = htonl (lacp_if->tx_state);
mp->mux_state = htonl (lacp_if->mux_state);
mp->ptx_state = htonl (lacp_if->ptx_state);
mp->context = context;
vl_api_send_msg (reg, (u8 *) mp);
}
/**
* @brief Message handler for lacp_dump API.
* @param mp vl_api_lacp_dump_t * mp the api message
*/
void
vl_api_sw_interface_lacp_dump_t_handler (vl_api_sw_interface_lacp_dump_t * mp)
{
int rv;
vl_api_registration_t *reg;
lacp_interface_details_t *lacpifs = NULL;
lacp_interface_details_t *lacp_if = NULL;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
rv = lacp_dump_ifs (&lacpifs);
if (rv)
return;
vec_foreach (lacp_if, lacpifs)
{
lacp_send_sw_interface_details (reg, lacp_if, mp->context);
}
vec_free (lacpifs);
}
#define vl_msg_name_crc_list
#include <lacp/lacp_all_api_h.h>
#undef vl_msg_name_crc_list
static void
setup_message_id_table (lacp_main_t * lm, api_main_t * am)
{
#define _(id,n,crc) \
vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + lm->msg_id_base);
foreach_vl_msg_name_crc_lacp;
#undef _
}
/* Set up the API message handling tables */
clib_error_t *
lacp_plugin_api_hookup (vlib_main_t * vm)
{
lacp_main_t *lm = &lacp_main;
api_main_t *am = &api_main;
u8 *name;
/* Construct the API name */
name = format (0, "lacp_%08x%c", api_version, 0);
/* Ask for a correctly-sized block of API message decode slots */
lm->msg_id_base = vl_msg_api_get_msg_ids
((char *) name, VL_MSG_FIRST_AVAILABLE);
#define _(N,n) \
vl_msg_api_set_handlers((VL_API_##N + lm->msg_id_base), \
#n, \
vl_api_##n##_t_handler, \
vl_noop_handler, \
vl_api_##n##_t_endian, \
vl_api_##n##_t_print, \
sizeof(vl_api_##n##_t), 1);
foreach_lacp_plugin_api_msg;
#undef _
/*
* Set up the (msg_name, crc, message-id) table
*/
setup_message_id_table (lm, am);
vec_free (name);
return 0;
}
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/