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-rw-r--r--src/vnet/feature/feature.api43
-rw-r--r--src/vnet/feature/feature_api.c133
2 files changed, 176 insertions, 0 deletions
diff --git a/src/vnet/feature/feature.api b/src/vnet/feature/feature.api
new file mode 100644
index 00000000000..c37105491e8
--- /dev/null
+++ b/src/vnet/feature/feature.api
@@ -0,0 +1,43 @@
+/*
+ * 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.
+ */
+
+/** \file
+
+ This file defines VPP feature control-plane API messages which are generally
+ called through a shared memory interface.
+*/
+
+vl_api_version 1.0.1
+
+/** \brief Feature path enable/disable request
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param sw_if_index - the interface
+ @param enable - 1 = on, 0 = off
+*/
+autoreply define feature_enable_disable {
+ u32 client_index;
+ u32 context;
+ u32 sw_if_index;
+ u8 enable;
+ u8 arc_name[64];
+ u8 feature_name[64];
+};
+
+/*
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/vnet/feature/feature_api.c b/src/vnet/feature/feature_api.c
new file mode 100644
index 00000000000..a2c0cedb508
--- /dev/null
+++ b/src/vnet/feature/feature_api.c
@@ -0,0 +1,133 @@
+/*
+ *------------------------------------------------------------------
+ * feature_api.c - vnet feature 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/feature/feature.h>
+
+#include <vnet/vnet_msg_enum.h>
+
+#define vl_typedefs /* define message structures */
+#include <vnet/vnet_all_api_h.h>
+#undef vl_typedefs
+
+#define vl_endianfun /* define message structures */
+#include <vnet/vnet_all_api_h.h>
+#undef vl_endianfun
+
+/* instantiate all the print functions we know about */
+#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
+#define vl_printfun
+#include <vnet/vnet_all_api_h.h>
+#undef vl_printfun
+
+#include <vlibapi/api_helper_macros.h>
+
+#define foreach_feature_api_msg \
+_(FEATURE_ENABLE_DISABLE, feature_enable_disable)
+
+static void
+vl_api_feature_enable_disable_t_handler (vl_api_feature_enable_disable_t * mp)
+{
+ vl_api_feature_enable_disable_reply_t *rmp;
+ int rv = 0;
+
+ VALIDATE_SW_IF_INDEX (mp);
+
+ u8 *arc_name = format (0, "%s%c", mp->arc_name, 0);
+ u8 *feature_name = format (0, "%s%c", mp->feature_name, 0);
+
+ vec_terminate_c_string (arc_name);
+ vec_terminate_c_string (feature_name);
+
+ vnet_feature_registration_t *reg =
+ vnet_get_feature_reg ((const char *) arc_name,
+ (const char *) feature_name);
+ if (reg == 0)
+ rv = VNET_API_ERROR_INVALID_VALUE;
+ else
+ {
+ u32 sw_if_index = ntohl (mp->sw_if_index);
+ clib_error_t *error = 0;
+
+ if (reg->enable_disable_cb)
+ error = reg->enable_disable_cb (sw_if_index, mp->enable);
+ if (!error)
+ vnet_feature_enable_disable ((const char *) arc_name,
+ (const char *) feature_name,
+ sw_if_index, mp->enable, 0, 0);
+ else
+ {
+ clib_error_report (error);
+ rv = VNET_API_ERROR_CANNOT_ENABLE_DISABLE_FEATURE;
+ }
+ }
+
+ vec_free (feature_name);
+ vec_free (arc_name);
+
+ BAD_SW_IF_INDEX_LABEL;
+
+ REPLY_MACRO (VL_API_FEATURE_ENABLE_DISABLE_REPLY);
+}
+
+#define vl_msg_name_crc_list
+#include <vnet/feature/feature.api.h>
+#undef vl_msg_name_crc_list
+
+static void
+setup_message_id_table (api_main_t * am)
+{
+#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
+ foreach_vl_msg_name_crc_feature;
+#undef _
+}
+
+static clib_error_t *
+feature_api_hookup (vlib_main_t * vm)
+{
+ api_main_t *am = &api_main;
+
+#define _(N,n) \
+ vl_msg_api_set_handlers(VL_API_##N, #n, \
+ vl_api_##n##_t_handler, \
+ vl_noop_handler, \
+ vl_api_##n##_t_endian, \
+ vl_api_##n##_t_print, \
+ sizeof(vl_api_##n##_t), 1);
+ foreach_feature_api_msg;
+#undef _
+
+ /*
+ * Set up the (msg_name, crc, message-id) table
+ */
+ setup_message_id_table (am);
+
+ return 0;
+}
+
+VLIB_API_INIT_FUNCTION (feature_api_hookup);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */