From 88509fe353767cbde707c3e3b1f29392957819f3 Mon Sep 17 00:00:00 2001 From: Mauro Sardara Date: Tue, 24 Mar 2020 17:34:14 +0000 Subject: [HICN-574] Host stack plugin for VPP. Signed-off-by: Mauro Sardara Change-Id: I8d8fdffef31a7013265d6529c5f52f3d5ec70d18 Signed-off-by: Mauro Sardara Signed-off-by: Mauro Signed-off-by: Mauro Sardara --- hicn-plugin/src/strategies/strategy_rr.c | 122 ------------------------------- 1 file changed, 122 deletions(-) delete mode 100644 hicn-plugin/src/strategies/strategy_rr.c (limited to 'hicn-plugin/src/strategies/strategy_rr.c') diff --git a/hicn-plugin/src/strategies/strategy_rr.c b/hicn-plugin/src/strategies/strategy_rr.c deleted file mode 100644 index 4c65ce52a..000000000 --- a/hicn-plugin/src/strategies/strategy_rr.c +++ /dev/null @@ -1,122 +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_rr.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_rr (index_t dpo_idx, int nh_idx); -void hicn_add_interest_rr (index_t dpo_idx, hicn_hash_entry_t * pit_entry); -void hicn_on_interest_timeout_rr (index_t dpo_idx); -u32 hicn_select_next_hop_rr (index_t dpo_idx, int *nh_idx, - hicn_face_id_t* outface); -u8 *hicn_strategy_format_trace_rr (u8 * s, hicn_strategy_trace_t * t); -u8 *hicn_strategy_format_rr (u8 * s, va_list * ap); - - -static hicn_strategy_vft_t hicn_strategy_rr_vft = { - .hicn_receive_data = &hicn_receive_data_rr, - .hicn_add_interest = &hicn_add_interest_rr, - .hicn_on_interest_timeout = &hicn_on_interest_timeout_rr, - .hicn_select_next_hop = &hicn_select_next_hop_rr, - .hicn_format_strategy_trace = &hicn_strategy_format_trace_rr, - .hicn_format_strategy = &hicn_strategy_format_rr -}; - -/* - * Return the vft of the strategy. - */ -hicn_strategy_vft_t * -hicn_rr_strategy_get_vft (void) -{ - return &hicn_strategy_rr_vft; -} - -/* DPO should be give in input as it containes all the information to calculate the next hops*/ -u32 -hicn_select_next_hop_rr (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_rr_ctx_t *hicn_strategy_rr_ctx = - (hicn_strategy_rr_ctx_t *) dpo_ctx->data; - - *outface = - dpo_ctx->next_hops[hicn_strategy_rr_ctx->current_nhop]; - - hicn_strategy_rr_ctx->current_nhop = - (hicn_strategy_rr_ctx->current_nhop + 1) % dpo_ctx->entry_count; - - return HICN_ERROR_NONE; -} - -void -hicn_add_interest_rr (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_rr_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_rr (index_t dpo_idx) -{ - /* Nothing to do in the rr strategy when we receive an interest */ -} - -void -hicn_receive_data_rr (index_t dpo_idx, int nh_idx) -{ -} - - -/* packet trace format function */ -u8 * -hicn_strategy_format_trace_rr (u8 * s, hicn_strategy_trace_t * t) -{ - s = format (s, "Strategy_rr: 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_rr (u8 * s, va_list * ap) -{ - - u32 indent = va_arg (*ap, u32); - s = - format (s, - "Round Robin: next hop is chosen ciclying between all the available next hops, one after the other.\n", - indent); - return (s); -} - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ -- cgit 1.2.3-korg