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Diffstat (limited to 'src/plugins/af_xdp/test_api.c')
-rw-r--r--src/plugins/af_xdp/test_api.c155
1 files changed, 155 insertions, 0 deletions
diff --git a/src/plugins/af_xdp/test_api.c b/src/plugins/af_xdp/test_api.c
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+/*
+ *------------------------------------------------------------------
+ * 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:
+ */