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authorMauro Sardara <msardara@cisco.com>2020-03-24 17:34:14 +0000
committerMauro Sardara <msardara@cisco.com>2020-09-14 17:31:15 +0000
commit88509fe353767cbde707c3e3b1f29392957819f3 (patch)
treecccd51bac7966cd3138c525e8075d90341184a66 /hicn-plugin/src/strategies/strategy_mw.c
parentd875ae92a7fa1eaab3bc2616aeeedfc64a81fea4 (diff)
[HICN-574] Host stack plugin for VPP.
Signed-off-by: Mauro Sardara <msardara@cisco.com> Change-Id: I8d8fdffef31a7013265d6529c5f52f3d5ec70d18 Signed-off-by: Mauro Sardara <msardara@cisco.com> Signed-off-by: Mauro <you@example.com> Signed-off-by: Mauro Sardara <msardara@cisco.com>
Diffstat (limited to 'hicn-plugin/src/strategies/strategy_mw.c')
-rw-r--r--hicn-plugin/src/strategies/strategy_mw.c128
1 files changed, 0 insertions, 128 deletions
diff --git a/hicn-plugin/src/strategies/strategy_mw.c b/hicn-plugin/src/strategies/strategy_mw.c
deleted file mode 100644
index fe4d5896a..000000000
--- a/hicn-plugin/src/strategies/strategy_mw.c
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
- * Copyright (c) 2017-2020 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 "dpo_mw.h"
-#include "../strategy.h"
-#include "../strategy_dpo_ctx.h"
-#include "../faces/face.h"
-#include "../hashtb.h"
-#include "../strategy_dpo_manager.h"
-
-/* Simple strategy that chooses the next hop with the maximum weight */
-/* It does not require to exend the hicn_dpo */
-void hicn_receive_data_mw (index_t dpo_idx, int nh_idx);
-void hicn_add_interest_mw (index_t dpo_idx, hicn_hash_entry_t * pit_entry);
-void hicn_on_interest_timeout_mw (index_t dpo_idx);
-u32 hicn_select_next_hop_mw (index_t dpo_idx, int *nh_idx,
- hicn_face_id_t* outface);
-u32 get_strategy_node_index_mw (void);
-u8 *hicn_strategy_format_trace_mw (u8 * s, hicn_strategy_trace_t * t);
-u8 *hicn_strategy_format_mw (u8 * s, va_list * ap);
-
-
-static hicn_strategy_vft_t hicn_strategy_mw_vft = {
- .hicn_receive_data = &hicn_receive_data_mw,
- .hicn_add_interest = &hicn_add_interest_mw,
- .hicn_on_interest_timeout = &hicn_on_interest_timeout_mw,
- .hicn_select_next_hop = &hicn_select_next_hop_mw,
- .hicn_format_strategy_trace = hicn_strategy_format_trace_mw,
- .hicn_format_strategy = &hicn_strategy_format_mw
-};
-
-/*
- * Return the vft of the strategy.
- */
-hicn_strategy_vft_t *
-hicn_mw_strategy_get_vft (void)
-{
- return &hicn_strategy_mw_vft;
-}
-
-/* DPO should be give in input as it containes all the information to calculate the next hops*/
-u32
-hicn_select_next_hop_mw (index_t dpo_idx, int *nh_idx, hicn_face_id_t* outface)
-{
- hicn_dpo_ctx_t *dpo_ctx = hicn_strategy_dpo_ctx_get (dpo_idx);
-
- if (dpo_ctx == NULL)
- return HICN_ERROR_STRATEGY_NOT_FOUND;
-
- hicn_strategy_mw_ctx_t *hicn_strategy_mw_ctx =
- (hicn_strategy_mw_ctx_t *) dpo_ctx->data;
-
- u8 next_hop_index = 0;
- for (int i = 0; i < dpo_ctx->entry_count; i++)
- {
- if (hicn_strategy_mw_ctx->weight[next_hop_index] <
- hicn_strategy_mw_ctx->weight[i])
- {
- next_hop_index = i;
- }
- }
-
- *outface = dpo_ctx->next_hops[next_hop_index];
-
- return HICN_ERROR_NONE;
-}
-
-void
-hicn_add_interest_mw (index_t dpo_ctx_idx, hicn_hash_entry_t * hash_entry)
-{
- hash_entry->dpo_ctx_id = dpo_ctx_idx;
- dpo_id_t hicn_dpo_id =
- { hicn_dpo_strategy_mw_get_type (), 0, 0, dpo_ctx_idx };
- hicn_strategy_dpo_ctx_lock (&hicn_dpo_id);
- hash_entry->vft_id = hicn_dpo_get_vft_id (&hicn_dpo_id);
-}
-
-void
-hicn_on_interest_timeout_mw (index_t dpo_idx)
-{
- /* Nothign to do in the mw strategy when we receive an interest */
-}
-
-void
-hicn_receive_data_mw (index_t dpo_idx, int nh_idx)
-{
-}
-
-
-/* packet trace format function */
-u8 *
-hicn_strategy_format_trace_mw (u8 * s, hicn_strategy_trace_t * t)
-{
- s = format (s, "Strategy_mw: pkt: %d, sw_if_index %d, next index %d",
- (int) t->pkt_type, t->sw_if_index, t->next_index);
- return (s);
-}
-
-u8 *
-hicn_strategy_format_mw (u8 * s, va_list * ap)
-{
-
- u32 indent = va_arg (*ap, u32);
- s =
- format (s,
- "Static Weights: weights are updated by the control plane, next hop is the one with the maximum weight.\n",
- indent);
- return (s);
-}
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */