+++ /dev/null
-/*
- * srv6_t_m_gtp4_dt.c
- *
- * Copyright (c) 2019 Arrcus Inc 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 <vnet/adj/adj.h>
-#include <vnet/fib/fib_table.h>
-#include <vnet/plugin/plugin.h>
-#include <vpp/app/version.h>
-#include <srv6-mobile/mobile.h>
-
-srv6_t_main_v4_dt_t srv6_t_main_v4_dt;
-
-static void
-clb_dpo_lock_srv6_t_m_gtp4_dt (dpo_id_t * dpo)
-{
-}
-
-static void
-clb_dpo_unlock_srv6_t_m_gtp4_dt (dpo_id_t * dpo)
-{
-}
-
-static u8 *
-clb_dpo_format_srv6_t_m_gtp4_dt (u8 * s, va_list * args)
-{
- index_t index = va_arg (*args, index_t);
- CLIB_UNUSED (u32 indent) = va_arg (*args, u32);
-
- return (format (s, "SR: dynamic_proxy_index:[%u]", index));
-}
-
-const static dpo_vft_t dpo_vft = {
- .dv_lock = clb_dpo_lock_srv6_t_m_gtp4_dt,
- .dv_unlock = clb_dpo_unlock_srv6_t_m_gtp4_dt,
- .dv_format = clb_dpo_format_srv6_t_m_gtp4_dt,
-};
-
-const static char *const srv6_t_m_gtp4_dt_nodes[] = {
- "srv6-t-m-gtp4-dt",
- NULL,
-};
-
-const static char *const srv6_t_m_gtp4_dt_v6_nodes[] = {
- "error-drop",
- NULL,
-};
-
-const static char *const *const dpo_nodes[DPO_PROTO_NUM] = {
- [DPO_PROTO_IP6] = srv6_t_m_gtp4_dt_v6_nodes,
- [DPO_PROTO_IP4] = srv6_t_m_gtp4_dt_nodes,
-};
-
-static u8 fn_name[] = "SRv6-T.M.GTP4.DT-plugin";
-static u8 keyword_str[] = "t.m.gtp4.dt";
-static u8 def_str[] = "Transit function with DT for IPv4/GTP tunnel";
-static u8 param_str[] = "fib-index <index> [local-fib-table <index>]";
-
-static u8 *
-clb_format_srv6_t_m_gtp4_dt (u8 * s, va_list * args)
-{
- srv6_t_gtp4_dt_param_t *ls_mem = va_arg (*args, void *);
-
- s = format (s, "SRv6 Transit gtp4.dt\n\t");
-
- if (ls_mem->type == SRV6_GTP4_DT4)
- s = format (s, " Type GTP4.DT4 fib-table %u\n", ls_mem->fib4_index);
- else if (ls_mem->type == SRV6_GTP4_DT6)
- s = format (s, " Type GTP4.DT6, fib-table %u, local-fib-table %u\n",
- ls_mem->fib6_index, ls_mem->local_fib_index);
- else if (ls_mem->type == SRV6_GTP4_DT46)
- s = format (s, " Type GTP4.DT46, fib-table %u, local-fib-table %u\n",
- ls_mem->fib6_index, ls_mem->local_fib_index);
- else
- s = format (s, "\n");
-
- return s;
-}
-
-static uword
-clb_unformat_srv6_t_m_gtp4_dt (unformat_input_t * input, va_list * args)
-{
- void **plugin_mem_p = va_arg (*args, void **);
- srv6_t_gtp4_dt_param_t *ls_mem;
- u32 fib_index = 0, local_fib_index = 0;
- u32 type;
-
- if (unformat (input, "t.m.gtp4.dt4 fib-table %u", &fib_index))
- {
- type = SRV6_GTP4_DT4;
- }
- else if (unformat (input, "t.m.gtp4.dt6 fib-table %u local-fib-table %u",
- &fib_index, &local_fib_index))
- {
- type = SRV6_GTP4_DT6;
- }
- else if (unformat (input, "t.m.gtp4.dt46 fib-table %u local-fib-table %u",
- &fib_index, &local_fib_index))
- {
- type = SRV6_GTP4_DT46;
- }
- else
- {
- return 0;
- }
-
- ls_mem = clib_mem_alloc_aligned_at_offset (sizeof *ls_mem, 0, 0, 1);
- clib_memset (ls_mem, 0, sizeof *ls_mem);
- *plugin_mem_p = ls_mem;
-
- ls_mem->fib4_index = fib_table_find (FIB_PROTOCOL_IP4, fib_index);
- ls_mem->fib6_index = fib_table_find (FIB_PROTOCOL_IP6, fib_index);
- ls_mem->local_fib_index =
- fib_table_find (FIB_PROTOCOL_IP6, local_fib_index);
-
- ls_mem->type = type;
-
- return 1;
-}
-
-static int
-clb_creation_srv6_t_m_gtp4_dt (ip6_sr_policy_t * sr_policy)
-{
- return 0;
-}
-
-static int
-clb_removal_srv6_t_m_gtp4_dt (ip6_sr_policy_t * sr_policy)
-{
- srv6_t_gtp4_dt_param_t *ls_mem;
-
- ls_mem = (srv6_t_gtp4_dt_param_t *) sr_policy->plugin_mem;
-
- clib_mem_free (ls_mem);
-
- return 0;
-}
-
-static clib_error_t *
-srv6_t_m_gtp4_dt_init (vlib_main_t * vm)
-{
- srv6_t_main_v4_dt_t *sm = &srv6_t_main_v4_dt;
- dpo_type_t dpo_type;
- vlib_node_t *node;
- int rc;
-
- sm->vlib_main = vm;
- sm->vnet_main = vnet_get_main ();
-
- node = vlib_get_node_by_name (vm, (u8 *) "srv6-t-m-gtp4-dt");
- sm->t_m_gtp4_dt_node_index = node->index;
-
- node = vlib_get_node_by_name (vm, (u8 *) "error-drop");
- sm->error_node_index = node->index;
-
- dpo_type = dpo_register_new_type (&dpo_vft, dpo_nodes);
-
- rc = sr_policy_register_function (vm, fn_name, keyword_str, def_str, param_str, 128, //prefix len
- &dpo_type,
- clb_format_srv6_t_m_gtp4_dt,
- clb_unformat_srv6_t_m_gtp4_dt,
- clb_creation_srv6_t_m_gtp4_dt,
- clb_removal_srv6_t_m_gtp4_dt);
- if (rc < 0)
- clib_error_return (0, "SRv6 Transit GTP4.DT Policy function"
- "couldn't be registered");
- return 0;
-}
-
-/* *INDENT-OFF* */
-VNET_FEATURE_INIT (srv6_t_m_gtp4_dt, static) =
-{
- .arc_name = "ip4-unicast",
- .node_name = "srv6-t-m-gtp4-dt",
- .runs_before = 0,
-};
-
-VLIB_INIT_FUNCTION (srv6_t_m_gtp4_dt_init);
-/* *INDENT-ON* */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
Code Review / vpp.git / blobdiff