diff options
Diffstat (limited to 'src/vnet/devices/af_packet/af_packet_api.c')
| -rw-r--r-- | src/vnet/devices/af_packet/af_packet_api.c | 253 |
1 files changed, 0 insertions, 253 deletions
diff --git a/src/vnet/devices/af_packet/af_packet_api.c b/src/vnet/devices/af_packet/af_packet_api.c deleted file mode 100644 index 6ca79f9705e..00000000000 --- a/src/vnet/devices/af_packet/af_packet_api.c +++ /dev/null @@ -1,253 +0,0 @@ -/* - *------------------------------------------------------------------ - * af_packet_api.c - af-packet 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/devices/af_packet/af_packet.h> - -#include <vnet/format_fns.h> -#include <vnet/devices/af_packet/af_packet.api_enum.h> -#include <vnet/devices/af_packet/af_packet.api_types.h> - -#define REPLY_MSG_ID_BASE msg_id_base -#include <vlibapi/api_helper_macros.h> - -static u16 msg_id_base; - -static void -vl_api_af_packet_create_t_handler (vl_api_af_packet_create_t * mp) -{ - af_packet_create_if_arg_t _arg, *arg = &_arg; - vl_api_af_packet_create_reply_t *rmp; - int rv = 0; - - clib_memset (arg, 0, sizeof (*arg)); - - arg->host_if_name = format (0, "%s", mp->host_if_name); - vec_add1 (arg->host_if_name, 0); - - arg->hw_addr = mp->use_random_hw_addr ? 0 : mp->hw_addr; - arg->mode = AF_PACKET_IF_MODE_ETHERNET; - // Default flags - arg->flags = AF_PACKET_IF_FLAGS_QDISC_BYPASS | AF_PACKET_IF_FLAGS_CKSUM_GSO; - rv = af_packet_create_if (arg); - - vec_free (arg->host_if_name); - - REPLY_MACRO2 (VL_API_AF_PACKET_CREATE_REPLY, ({ - rmp->sw_if_index = clib_host_to_net_u32 (arg->sw_if_index); - })); -} - -static void -vl_api_af_packet_create_v2_t_handler (vl_api_af_packet_create_v2_t *mp) -{ - af_packet_create_if_arg_t _arg, *arg = &_arg; - vl_api_af_packet_create_v2_reply_t *rmp; - int rv = 0; - - clib_memset (arg, 0, sizeof (*arg)); - - arg->host_if_name = format (0, "%s", mp->host_if_name); - vec_add1 (arg->host_if_name, 0); - - // Default number of rx/tx queue(s) - arg->num_rxqs = 1; - arg->num_txqs = 1; - arg->rx_frame_size = clib_net_to_host_u32 (mp->rx_frame_size); - arg->tx_frame_size = clib_net_to_host_u32 (mp->tx_frame_size); - arg->rx_frames_per_block = clib_net_to_host_u32 (mp->rx_frames_per_block); - arg->tx_frames_per_block = clib_net_to_host_u32 (mp->tx_frames_per_block); - arg->hw_addr = mp->use_random_hw_addr ? 0 : mp->hw_addr; - arg->mode = AF_PACKET_IF_MODE_ETHERNET; - // Default flags - arg->flags = AF_PACKET_IF_FLAGS_QDISC_BYPASS | AF_PACKET_IF_FLAGS_CKSUM_GSO; - - if (mp->num_rx_queues > 1) - arg->num_rxqs = clib_net_to_host_u16 (mp->num_rx_queues); - - rv = af_packet_create_if (arg); - - vec_free (arg->host_if_name); - REPLY_MACRO2 (VL_API_AF_PACKET_CREATE_V2_REPLY, ({ - rmp->sw_if_index = clib_host_to_net_u32 (arg->sw_if_index); - })); -} - -static void -vl_api_af_packet_create_v3_t_handler (vl_api_af_packet_create_v3_t *mp) -{ - af_packet_create_if_arg_t _arg, *arg = &_arg; - vl_api_af_packet_create_v3_reply_t *rmp; - int rv = 0; - - clib_memset (arg, 0, sizeof (*arg)); - - arg->host_if_name = format (0, "%s", mp->host_if_name); - vec_add1 (arg->host_if_name, 0); - - // Default number of rx/tx queue(s) - arg->num_rxqs = 1; - arg->num_txqs = 1; - arg->rx_frame_size = clib_net_to_host_u32 (mp->rx_frame_size); - arg->tx_frame_size = clib_net_to_host_u32 (mp->tx_frame_size); - arg->rx_frames_per_block = clib_net_to_host_u32 (mp->rx_frames_per_block); - arg->tx_frames_per_block = clib_net_to_host_u32 (mp->tx_frames_per_block); - arg->hw_addr = mp->use_random_hw_addr ? 0 : mp->hw_addr; - - switch (clib_net_to_host_u32 (mp->mode)) - { - case AF_PACKET_API_MODE_ETHERNET: - arg->mode = AF_PACKET_IF_MODE_ETHERNET; - break; - case AF_PACKET_API_MODE_IP: - arg->mode = AF_PACKET_IF_MODE_IP; - break; - default: - arg->sw_if_index = ~0; - rv = VNET_ERR_INVALID_VALUE; - goto error; - } - - STATIC_ASSERT (((int) AF_PACKET_API_FLAG_QDISC_BYPASS == - (int) AF_PACKET_IF_FLAGS_QDISC_BYPASS), - "af-packet qdisc-bypass api flag mismatch"); - STATIC_ASSERT ( - ((int) AF_PACKET_API_FLAG_CKSUM_GSO == (int) AF_PACKET_IF_FLAGS_CKSUM_GSO), - "af-packet checksum/gso offload api flag mismatch"); - - STATIC_ASSERT ( - ((int) AF_PACKET_API_FLAG_VERSION_2 == (int) AF_PACKET_IF_FLAGS_VERSION_2), - "af-packet version 2 api flag mismatch"); - - // Default flags - arg->flags = clib_net_to_host_u32 (mp->flags); - - if (clib_net_to_host_u16 (mp->num_rx_queues) > 1) - arg->num_rxqs = clib_net_to_host_u16 (mp->num_rx_queues); - - if (clib_net_to_host_u16 (mp->num_tx_queues) > 1) - arg->num_txqs = clib_net_to_host_u16 (mp->num_tx_queues); - - arg->is_v2 = (arg->flags & AF_PACKET_API_FLAG_VERSION_2) ? 1 : 0; - rv = af_packet_create_if (arg); - -error: - vec_free (arg->host_if_name); - REPLY_MACRO2 (VL_API_AF_PACKET_CREATE_V3_REPLY, ({ - rmp->sw_if_index = clib_host_to_net_u32 (arg->sw_if_index); - })); -} - -static void -vl_api_af_packet_delete_t_handler (vl_api_af_packet_delete_t * mp) -{ - vl_api_af_packet_delete_reply_t *rmp; - int rv = 0; - u8 *host_if_name = NULL; - - host_if_name = format (0, "%s", mp->host_if_name); - vec_add1 (host_if_name, 0); - - rv = af_packet_delete_if (host_if_name); - - vec_free (host_if_name); - - REPLY_MACRO (VL_API_AF_PACKET_DELETE_REPLY); -} - -static void - vl_api_af_packet_set_l4_cksum_offload_t_handler - (vl_api_af_packet_set_l4_cksum_offload_t * mp) -{ - vl_api_af_packet_delete_reply_t *rmp; - int rv = 0; - - rv = af_packet_set_l4_cksum_offload (ntohl (mp->sw_if_index), mp->set); - REPLY_MACRO (VL_API_AF_PACKET_SET_L4_CKSUM_OFFLOAD_REPLY); -} - -static void -af_packet_send_details (vpe_api_main_t * am, - vl_api_registration_t * reg, - af_packet_if_detail_t * af_packet_if, u32 context) -{ - vl_api_af_packet_details_t *mp; - mp = vl_msg_api_alloc (sizeof (*mp)); - clib_memset (mp, 0, sizeof (*mp)); - mp->_vl_msg_id = htons (REPLY_MSG_ID_BASE + VL_API_AF_PACKET_DETAILS); - mp->sw_if_index = htonl (af_packet_if->sw_if_index); - clib_memcpy (mp->host_if_name, af_packet_if->host_if_name, - MIN (ARRAY_LEN (mp->host_if_name) - 1, - strlen ((const char *) af_packet_if->host_if_name))); - - mp->context = context; - vl_api_send_msg (reg, (u8 *) mp); -} - - -static void -vl_api_af_packet_dump_t_handler (vl_api_af_packet_dump_t * mp) -{ - int rv; - vpe_api_main_t *am = &vpe_api_main; - vl_api_registration_t *reg; - af_packet_if_detail_t *out_af_packet_ifs = NULL; - af_packet_if_detail_t *af_packet_if = NULL; - - reg = vl_api_client_index_to_registration (mp->client_index); - if (!reg) - return; - - rv = af_packet_dump_ifs (&out_af_packet_ifs); - if (rv) - return; - - vec_foreach (af_packet_if, out_af_packet_ifs) - { - af_packet_send_details (am, reg, af_packet_if, mp->context); - } - - vec_free (out_af_packet_ifs); -} - -#include <vnet/devices/af_packet/af_packet.api.c> -static clib_error_t * -af_packet_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 (af_packet_api_hookup); - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |