diff options
author | Mauro Sardara <msardara@cisco.com> | 2020-03-24 17:34:14 +0000 |
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committer | Mauro Sardara <msardara@cisco.com> | 2020-09-14 17:31:15 +0000 |
commit | 88509fe353767cbde707c3e3b1f29392957819f3 (patch) | |
tree | cccd51bac7966cd3138c525e8075d90341184a66 /hicn-plugin/src/strategy_dpo_ctx.c | |
parent | d875ae92a7fa1eaab3bc2616aeeedfc64a81fea4 (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/strategy_dpo_ctx.c')
-rw-r--r-- | hicn-plugin/src/strategy_dpo_ctx.c | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/hicn-plugin/src/strategy_dpo_ctx.c b/hicn-plugin/src/strategy_dpo_ctx.c deleted file mode 100644 index 342c78bb5..000000000 --- a/hicn-plugin/src/strategy_dpo_ctx.c +++ /dev/null @@ -1,164 +0,0 @@ -/* - * Copyright (c) 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 "strategy_dpo_ctx.h" -#include "strategy_dpo_manager.h" - -hicn_dpo_ctx_t *hicn_strategy_dpo_ctx_pool; - -void -hicn_strategy_init_dpo_ctx_pool () -{ - pool_init_fixed (hicn_strategy_dpo_ctx_pool, 256); - -} - -void -hicn_strategy_dpo_ctx_lock (dpo_id_t * dpo) -{ - hicn_dpo_ctx_t *dpo_ctx = hicn_strategy_dpo_ctx_get (dpo->dpoi_index); - - if (dpo_ctx != NULL) - { - dpo_ctx->locks++; - } -} - -void -hicn_strategy_dpo_ctx_unlock (dpo_id_t * dpo) -{ - hicn_dpo_ctx_t *hicn_strategy_dpo_ctx = - (hicn_dpo_ctx_t *) hicn_strategy_dpo_ctx_get (dpo->dpoi_index); - - if (hicn_strategy_dpo_ctx != NULL) - { - hicn_strategy_dpo_ctx->locks--; - - if (0 == hicn_strategy_dpo_ctx->locks) - { - pool_put (hicn_strategy_dpo_ctx_pool, hicn_strategy_dpo_ctx); - } - } -} - -u8 * -hicn_strategy_dpo_format_ctx (u8 * s, va_list * ap) -{ - index_t index = va_arg (*ap, index_t); - hicn_dpo_ctx_t *dpo = NULL; - u32 indent = va_arg (*ap, u32); - - dpo = (hicn_dpo_ctx_t *) hicn_strategy_dpo_ctx_get (index); - - const hicn_dpo_vft_t *dpo_vft = hicn_dpo_get_vft (dpo->dpo_type); - - s = dpo_vft->hicn_dpo_format (s, 2, index, indent); - - return (s); -} - -index_t -hicn_strategy_dpo_ctx_get_index (hicn_dpo_ctx_t * cd) -{ - return (cd - hicn_strategy_dpo_ctx_pool); -} - -hicn_dpo_ctx_t * -hicn_strategy_dpo_ctx_get (index_t index) -{ - hicn_dpo_ctx_t *hicn_strategy_dpo_ctx = NULL; - if (!pool_is_free_index (hicn_strategy_dpo_ctx_pool, index)) - { - hicn_strategy_dpo_ctx = - (pool_elt_at_index (hicn_strategy_dpo_ctx_pool, index)); - } - - return hicn_strategy_dpo_ctx; -} - -hicn_dpo_ctx_t * -hicn_strategy_dpo_ctx_alloc () -{ - hicn_dpo_ctx_t *dpo_ctx; - pool_get (hicn_strategy_dpo_ctx_pool, dpo_ctx); - return dpo_ctx; -} - -int -hicn_strategy_dpo_ctx_add_nh (hicn_face_id_t nh, hicn_dpo_ctx_t * dpo_ctx, - u8 * pos) -{ - - int empty = dpo_ctx->entry_count; - - /* Iterate through the list of faces to find if the face is already a next hop */ - for (int i = 0; i < dpo_ctx->entry_count; i++) - { - if (nh == dpo_ctx->next_hops[i]) - { - /* If face is marked as deleted, ignore it */ - hicn_face_t *face = - hicn_dpoi_get_from_idx (dpo_ctx->next_hops[i]); - if (face->flags & HICN_FACE_FLAGS_DELETED) - { - continue; - } - return HICN_ERROR_DPO_CTX_NHOPS_EXISTS; - } - } - - /* Get an empty place */ - if (empty > HICN_PARAM_FIB_ENTRY_NHOPS_MAX) - { - return HICN_ERROR_DPO_CTX_NHOPS_NS; - } - - dpo_ctx->next_hops[empty] = nh; - hicn_face_lock_with_id (nh); - dpo_ctx->entry_count++; - *pos = empty; - - return HICN_ERROR_NONE; -} - -int -hicn_strategy_dpo_ctx_del_nh (hicn_face_id_t face_id, - hicn_dpo_ctx_t * dpo_ctx) -{ - int ret = HICN_ERROR_DPO_CTX_NOT_FOUND; - hicn_face_id_t invalid = NEXT_HOP_INVALID; - - for (int i = 0; i < dpo_ctx->entry_count; i++) - { - if (dpo_ctx->next_hops[i] == face_id) - { - hicn_face_unlock_with_id (dpo_ctx->next_hops[i]); - dpo_ctx->entry_count--; - dpo_ctx->next_hops[i] = dpo_ctx->next_hops[dpo_ctx->entry_count]; - dpo_ctx->next_hops[dpo_ctx->entry_count] = invalid; - ret = HICN_ERROR_NONE; - break; - } - } - - return ret; - -} - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: eval: (c-set-style "gnu") End: - */ |