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/*
*------------------------------------------------------------------
* punt_api.c - Punt api
*
* 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.
*------------------------------------------------------------------
*/
#include <vnet/vnet.h>
#include <vlibmemory/api.h>
#include <vnet/ip/punt.h>
#include <vnet/vnet_msg_enum.h>
#define vl_typedefs /* define message structures */
#include <vnet/vnet_all_api_h.h>
#undef vl_typedefs
#define vl_endianfun /* define message structures */
#include <vnet/vnet_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 <vnet/vnet_all_api_h.h>
#undef vl_printfun
#include <vlibapi/api_helper_macros.h>
#define foreach_punt_api_msg \
_(PUNT, punt) \
_(PUNT_SOCKET_REGISTER, punt_socket_register) \
_(PUNT_SOCKET_DEREGISTER, punt_socket_deregister)
static void
vl_api_punt_t_handler (vl_api_punt_t * mp)
{
vl_api_punt_reply_t *rmp;
vlib_main_t *vm = vlib_get_main ();
int rv = 0;
clib_error_t *error;
error = vnet_punt_add_del (vm, mp->ipv, mp->l4_protocol,
ntohs (mp->l4_port), mp->is_add);
if (error)
{
rv = -1;
clib_error_report (error);
}
REPLY_MACRO (VL_API_PUNT_REPLY);
}
static void
vl_api_punt_socket_register_t_handler (vl_api_punt_socket_register_t * mp)
{
vl_api_punt_socket_register_reply_t *rmp;
vlib_main_t *vm = vlib_get_main ();
int rv = 0;
clib_error_t *error;
svm_queue_t *q;
error = vnet_punt_socket_add (vm, ntohl (mp->header_version),
mp->is_ip4, mp->l4_protocol,
ntohs (mp->l4_port), (char *) mp->pathname);
if (error)
{
rv = -1;
clib_error_report (error);
}
q = vl_api_client_index_to_input_queue (mp->client_index);
if (!q)
return;
rmp = vl_msg_api_alloc (sizeof (*rmp));
rmp->_vl_msg_id = htons (VL_API_PUNT_SOCKET_REGISTER_REPLY);
rmp->context = mp->context;
rmp->retval = htonl (rv);
char *p = vnet_punt_get_server_pathname ();
/* Abstract pathnames start with \0 */
memcpy ((char *) rmp->pathname, p, sizeof (rmp->pathname));
vl_msg_api_send_shmem (q, (u8 *) & rmp);
}
static void
vl_api_punt_socket_deregister_t_handler (vl_api_punt_socket_deregister_t * mp)
{
vl_api_punt_socket_deregister_reply_t *rmp;
vlib_main_t *vm = vlib_get_main ();
int rv = 0;
clib_error_t *error;
svm_queue_t *q;
error = vnet_punt_socket_del (vm, mp->is_ip4, mp->l4_protocol,
ntohs (mp->l4_port));
if (error)
{
rv = -1;
clib_error_report (error);
}
q = vl_api_client_index_to_input_queue (mp->client_index);
if (!q)
return;
rmp = vl_msg_api_alloc (sizeof (*rmp));
rmp->_vl_msg_id = htons (VL_API_PUNT_SOCKET_DEREGISTER_REPLY);
rmp->context = mp->context;
rmp->retval = htonl (rv);
vl_msg_api_send_shmem (q, (u8 *) & rmp);
}
#define vl_msg_name_crc_list
#include <vnet/ip/punt.api.h>
#undef vl_msg_name_crc_list
static void
setup_message_id_table (api_main_t * am)
{
#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
foreach_vl_msg_name_crc_punt;
#undef _
}
static clib_error_t *
punt_api_hookup (vlib_main_t * vm)
{
api_main_t *am = &api_main;
#define _(N,n) \
vl_msg_api_set_handlers(VL_API_##N, #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_punt_api_msg;
#undef _
/*
* Set up the (msg_name, crc, message-id) table
*/
setup_message_id_table (am);
return 0;
}
VLIB_API_INIT_FUNCTION (punt_api_hookup);
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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