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/state.h | 115 ------------------------------------------------ 1 file changed, 115 deletions(-) delete mode 100644 hicn-plugin/src/state.h (limited to 'hicn-plugin/src/state.h') diff --git a/hicn-plugin/src/state.h b/hicn-plugin/src/state.h deleted file mode 100644 index 37003d0ae..000000000 --- a/hicn-plugin/src/state.h +++ /dev/null @@ -1,115 +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. - */ - -#ifndef __HICN_STATE__ -#define __HICN_STATE__ - -#include -#include - -#include "hicn.h" -#include "pcs.h" -#include "hashtb.h" -#include "strategy.h" -#include "strategy_dpo_ctx.h" -#include "strategy_dpo_manager.h" - -/** - * @file plugin_state - * - * Helper functions to hicn state (hash node, hash entry, strategy vft, dpo vft and dpo context id) - * - */ - -//TODO exploit this state to prefetch hash nodes and entries. - -/** - * @brief Retrieve the hicn state - * - * @param hicnb hicn buffer used to retrieve the hicn state - * @param pitcs pointer to PIT/CS - * @param node node in the hash table referring to the buffer - * @param strategy_vft return value pointing to the strategy vft corresponding to the buffer - * @param dpo_vft return value pointing to the dpo vft corresponding to the buffer - * @param dpo_ctx_id return value pointing to the dpo context id corresponding to the buffer - * @param hash_entry entry in the hash table referring to the buffer - */ -always_inline void -hicn_get_internal_state (hicn_buffer_t * hicnb, hicn_pit_cs_t * pitcs, - hicn_hash_node_t ** node, - const hicn_strategy_vft_t ** strategy_vft, - const hicn_dpo_vft_t ** dpo_vft, u8 * dpo_ctx_id, - hicn_hash_entry_t ** hash_entry) -{ - *node = pool_elt_at_index (pitcs->pcs_table->ht_nodes, hicnb->node_id); - *strategy_vft = hicn_dpo_get_strategy_vft (hicnb->vft_id); - *dpo_vft = hicn_dpo_get_vft (hicnb->vft_id); - *dpo_ctx_id = hicnb->dpo_ctx_id; - - hicn_hash_bucket_t *bucket; - if (hicnb->hash_bucket_flags & HICN_HASH_NODE_OVERFLOW_BUCKET) - bucket = - pool_elt_at_index (pitcs->pcs_table->ht_overflow_buckets, - hicnb->bucket_id); - else - bucket = - (hicn_hash_bucket_t *) (pitcs->pcs_table->ht_buckets + - hicnb->bucket_id); - - *hash_entry = &(bucket->hb_entries[hicnb->hash_entry_id]); -} - -/* - * This function set the PCS entry index, the dpo index and the vft index in - * the opaque2 buffer. In this way, the interest-hitpit and interest-hitcs - * nodes can prefetch the corresponding state (PIT entry, dpo_ctx and the - * strategy vft - */ -/** - * @brief Store the hicn state in the hicn buffer - * - * @param b vlib buffer holding the hICN packet - * @param name_hash hash of the hICN name - * @param node_id id of the node in the hash table referring to the buffer - * @param dpo_ctx_id id of the dpo context id corresponding to the buffer - * @param vft_id id of the strategy vft corresponding to the buffer - * @param hash_entry_id id of the entry in the hash table referring to the buffer - * @param bucket_id id of the hasth table bucket that holds the hash entry - * @param bucket_is_overflow 1 if the bucket is from the ht_overflow_buckets pool - * 0 if the bucket is from the ht_buckets pool - */ -always_inline void -hicn_store_internal_state (vlib_buffer_t * b, u64 name_hash, u32 node_id, - u8 dpo_ctx_id, u8 vft_id, u8 hash_entry_id, - u32 bucket_id, u8 bucket_is_overflow) -{ - hicn_buffer_t *hicnb = hicn_get_buffer (b); - hicnb->name_hash = name_hash; - hicnb->node_id = node_id; - hicnb->dpo_ctx_id = dpo_ctx_id; - hicnb->vft_id = vft_id; - hicnb->hash_entry_id = hash_entry_id; - hicnb->bucket_id = bucket_id; - hicnb->hash_bucket_flags = - HICN_HASH_NODE_OVERFLOW_BUCKET * bucket_is_overflow; -} - -#endif /* // __HICN_STATE__ */ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: eval: (c-set-style "gnu") End: - */ -- cgit 1.2.3-korg