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-rw-r--r--src/vnet/ip/punt_api.c170
1 files changed, 170 insertions, 0 deletions
diff --git a/src/vnet/ip/punt_api.c b/src/vnet/ip/punt_api.c
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+++ b/src/vnet/ip/punt_api.c
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+/*
+ *------------------------------------------------------------------
+ * punt_api.c - Punt 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/ip/punt.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_punt_api_msg \
+_(PUNT, punt) \
+_(PUNT_SOCKET_REGISTER, punt_socket_register) \
+_(PUNT_SOCKET_DEREGISTER, punt_socket_deregister)
+
+static void
+vl_api_punt_t_handler (vl_api_punt_t * mp)
+{
+ vl_api_punt_reply_t *rmp;
+ vlib_main_t *vm = vlib_get_main ();
+ int rv = 0;
+ clib_error_t *error;
+
+ error = vnet_punt_add_del (vm, mp->ipv, mp->l4_protocol,
+ ntohs (mp->l4_port), mp->is_add);
+ if (error)
+ {
+ rv = -1;
+ clib_error_report (error);
+ }
+
+ REPLY_MACRO (VL_API_PUNT_REPLY);
+}
+
+static void
+vl_api_punt_socket_register_t_handler (vl_api_punt_socket_register_t * mp)
+{
+ vl_api_punt_socket_register_reply_t *rmp;
+ vlib_main_t *vm = vlib_get_main ();
+ int rv = 0;
+ clib_error_t *error;
+ unix_shared_memory_queue_t *q;
+
+ error = vnet_punt_socket_add (vm, ntohl (mp->header_version),
+ mp->is_ip4, mp->l4_protocol,
+ ntohs (mp->l4_port), (char *) mp->pathname);
+ if (error)
+ {
+ rv = -1;
+ clib_error_report (error);
+ }
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (!q)
+ return;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ rmp->_vl_msg_id = htons (VL_API_PUNT_SOCKET_REGISTER_REPLY);
+ rmp->context = mp->context;
+ rmp->retval = htonl (rv);
+ char *p = vnet_punt_get_server_pathname ();
+ /* Abstract pathnames start with \0 */
+ memcpy ((char *) rmp->pathname, p, sizeof (rmp->pathname));
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+static void
+vl_api_punt_socket_deregister_t_handler (vl_api_punt_socket_deregister_t * mp)
+{
+ vl_api_punt_socket_deregister_reply_t *rmp;
+ vlib_main_t *vm = vlib_get_main ();
+ int rv = 0;
+ clib_error_t *error;
+ unix_shared_memory_queue_t *q;
+
+ error = vnet_punt_socket_del (vm, mp->is_ip4, mp->l4_protocol,
+ ntohs (mp->l4_port));
+ if (error)
+ {
+ rv = -1;
+ clib_error_report (error);
+ }
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (!q)
+ return;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ rmp->_vl_msg_id = htons (VL_API_PUNT_SOCKET_DEREGISTER_REPLY);
+ rmp->context = mp->context;
+ rmp->retval = htonl (rv);
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+}
+
+#define vl_msg_name_crc_list
+#include <vnet/ip/punt.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_punt;
+#undef _
+}
+
+static clib_error_t *
+punt_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_punt_api_msg;
+#undef _
+
+ /*
+ * Set up the (msg_name, crc, message-id) table
+ */
+ setup_message_id_table (am);
+
+ return 0;
+}
+
+VLIB_API_INIT_FUNCTION (punt_api_hookup);
+
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */