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/*
*------------------------------------------------------------------
* span_api.c - span mirroring 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/interface.h>
#include <vnet/api_errno.h>
#include <vnet/span/span.h>
#include <vnet/format_fns.h>
#include <vnet/span/span.api_enum.h>
#include <vnet/span/span.api_types.h>
#define REPLY_MSG_ID_BASE span_main.msg_id_base
#include <vlibapi/api_helper_macros.h>
static void
vl_api_sw_interface_span_enable_disable_t_handler
(vl_api_sw_interface_span_enable_disable_t * mp)
{
vl_api_sw_interface_span_enable_disable_reply_t *rmp;
int rv;
vlib_main_t *vm = vlib_get_main ();
rv = span_add_delete_entry (vm, ntohl (mp->sw_if_index_from),
ntohl (mp->sw_if_index_to), ntohl (mp->state),
mp->is_l2 ? SPAN_FEAT_L2 : SPAN_FEAT_DEVICE);
REPLY_MACRO (VL_API_SW_INTERFACE_SPAN_ENABLE_DISABLE_REPLY);
}
static void
vl_api_sw_interface_span_dump_t_handler (vl_api_sw_interface_span_dump_t * mp)
{
vl_api_registration_t *reg;
span_interface_t *si;
vl_api_sw_interface_span_details_t *rmp;
span_main_t *sm = &span_main;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
span_feat_t sf = mp->is_l2 ? SPAN_FEAT_L2 : SPAN_FEAT_DEVICE;
/* *INDENT-OFF* */
vec_foreach (si, sm->interfaces)
{
span_mirror_t * rxm = &si->mirror_rxtx[sf][VLIB_RX];
span_mirror_t * txm = &si->mirror_rxtx[sf][VLIB_TX];
if (rxm->num_mirror_ports || txm->num_mirror_ports)
{
clib_bitmap_t *b;
u32 i;
b = clib_bitmap_dup_or (rxm->mirror_ports, txm->mirror_ports);
clib_bitmap_foreach (i, b)
{
rmp = vl_msg_api_alloc (sizeof (*rmp));
clib_memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id =
ntohs (REPLY_MSG_ID_BASE + VL_API_SW_INTERFACE_SPAN_DETAILS);
rmp->context = mp->context;
rmp->sw_if_index_from = htonl (si - sm->interfaces);
rmp->sw_if_index_to = htonl (i);
rmp->state = htonl ((clib_bitmap_get (rxm->mirror_ports, i) +
clib_bitmap_get (txm->mirror_ports, i) * 2));
rmp->is_l2 = mp->is_l2;
vl_api_send_msg (reg, (u8 *) rmp);
}
clib_bitmap_free (b);
}
}
/* *INDENT-ON* */
}
#include <vnet/span/span.api.c>
static clib_error_t *
span_api_hookup (vlib_main_t * vm)
{
/*
* Set up the (msg_name, crc, message-id) table
*/
REPLY_MSG_ID_BASE = setup_message_id_table ();
return 0;
}
VLIB_API_INIT_FUNCTION (span_api_hookup);
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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