/* *------------------------------------------------------------------ * Copyright (c) 2020 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 <vlib/unix/unix.h> #include <vlib/pci/pci.h> #include <vnet/ethernet/ethernet.h> #include <vat/vat.h> #include <vlibapi/api.h> #include <vlibmemory/api.h> #include <vppinfra/error.h> #include <af_xdp/af_xdp.h> #define __plugin_msg_base af_xdp_test_main.msg_id_base #include <vlibapi/vat_helper_macros.h> /* declare message IDs */ #include <af_xdp/af_xdp.api_enum.h> #include <af_xdp/af_xdp.api_types.h> typedef struct { /* API message ID base */ u16 msg_id_base; vat_main_t *vat_main; } af_xdp_test_main_t; af_xdp_test_main_t af_xdp_test_main; static vl_api_af_xdp_mode_t api_af_xdp_mode (af_xdp_mode_t mode) { switch (mode) { case AF_XDP_MODE_AUTO: return AF_XDP_API_MODE_AUTO; case AF_XDP_MODE_COPY: return AF_XDP_API_MODE_COPY; case AF_XDP_MODE_ZERO_COPY: return AF_XDP_API_MODE_ZERO_COPY; } return ~0; } /* af_xdp create API */ static int api_af_xdp_create (vat_main_t * vam) { vl_api_af_xdp_create_t *mp; af_xdp_create_if_args_t args; int ret; if (!unformat_user (vam->input, unformat_af_xdp_create_if_args, &args)) { clib_warning ("unknown input `%U'", format_unformat_error, vam->input); return -99; } M (AF_XDP_CREATE, mp); snprintf ((char *) mp->host_if, sizeof (mp->host_if), "%s", args.linux_ifname ? : ""); snprintf ((char *) mp->name, sizeof (mp->name), "%s", args.name ? : ""); mp->rxq_num = clib_host_to_net_u16 (args.rxq_num); mp->rxq_size = clib_host_to_net_u16 (args.rxq_size); mp->txq_size = clib_host_to_net_u16 (args.txq_size); mp->mode = api_af_xdp_mode (args.mode); snprintf ((char *) mp->prog, sizeof (mp->prog), "%s", args.prog ? : ""); S (mp); W (ret); return ret; } /* af_xdp-create reply handler */ static void vl_api_af_xdp_create_reply_t_handler (vl_api_af_xdp_create_reply_t * mp) { vat_main_t *vam = af_xdp_test_main.vat_main; i32 retval = ntohl (mp->retval); if (retval == 0) { fformat (vam->ofp, "created af_xdp with sw_if_index %d\n", ntohl (mp->sw_if_index)); } vam->retval = retval; vam->result_ready = 1; vam->regenerate_interface_table = 1; } /* af_xdp delete API */ static int api_af_xdp_delete (vat_main_t * vam) { unformat_input_t *i = vam->input; vl_api_af_xdp_delete_t *mp; u32 sw_if_index = 0; u8 index_defined = 0; int ret; while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) { if (unformat (i, "sw_if_index %u", &sw_if_index)) index_defined = 1; else { clib_warning ("unknown input '%U'", format_unformat_error, i); return -99; } } if (!index_defined) { errmsg ("missing sw_if_index\n"); return -99; } M (AF_XDP_DELETE, mp); mp->sw_if_index = clib_host_to_net_u32 (sw_if_index); S (mp); W (ret); return ret; } #include <af_xdp/af_xdp.api_test.c> /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */