/* *------------------------------------------------------------------ * 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: */