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/*
// Copyright (c) 2010-2017 Intel Corporation
//
// 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 <rte_common.h>
#include <rte_table_hash.h>
#include <rte_hash_crc.h>
#include "hash_utils.h"
/* This is a copy of the rte_table_hash_params from DPDK 17.11 *
* So if DPDK decides to change the structure the modifications *
* to PROX code should mainly be limited to this file *
*/
struct prox_rte_table_params {
const char *name;
uint32_t key_size;
uint32_t key_offset;
uint8_t *key_mask;
uint32_t n_keys;
uint32_t n_buckets;
rte_table_hash_op_hash f_hash;
uint64_t seed;
};
#if RTE_VERSION < RTE_VERSION_NUM(17,11,0,0)
static void *prox_rte_table_create(struct prox_rte_table_params *params, int socket_id, uint32_t entry_size)
{
if (params->key_size == 8) {
struct rte_table_hash_key8_ext_params dpdk17_08_params;
dpdk17_08_params.n_entries = params->n_keys;
dpdk17_08_params.n_entries_ext = params->n_keys >> 2;
dpdk17_08_params.f_hash = (rte_table_hash_op_hash)rte_hash_crc;
dpdk17_08_params.seed = params->seed;
dpdk17_08_params.signature_offset = HASH_METADATA_OFFSET(8); // Ignored for dosig
dpdk17_08_params.key_offset = HASH_METADATA_OFFSET(0);
dpdk17_08_params.key_mask = params->key_mask;
return rte_table_hash_key8_ext_dosig_ops.f_create(&dpdk17_08_params, socket_id, entry_size);
} else {
struct rte_table_hash_ext_params dpdk17_08_params;
dpdk17_08_params.key_size = params->key_size;
dpdk17_08_params.n_keys = params->n_keys;
dpdk17_08_params.n_buckets = params->n_buckets;
dpdk17_08_params.n_buckets_ext = params->n_buckets >> 1;
dpdk17_08_params.seed = params->seed;
dpdk17_08_params.f_hash = (rte_table_hash_op_hash)rte_hash_crc;
dpdk17_08_params.signature_offset = HASH_METADATA_OFFSET(0);
dpdk17_08_params.key_offset = HASH_METADATA_OFFSET(0);
return rte_table_hash_ext_dosig_ops.f_create(&dpdk17_08_params, socket_id, entry_size);
}
};
#define prox_rte_table_free rte_table_hash_ext_dosig_ops.f_free
#define prox_rte_table_add rte_table_hash_ext_dosig_ops.f_add
#define prox_rte_table_delete rte_table_hash_ext_dosig_ops.f_delete
#define prox_rte_table_add_bulk rte_table_hash_ext_dosig_ops.f_add_bulk
#define prox_rte_table_delete_bulk rte_table_hash_ext_dosig_ops.f_delete_bulk
#define prox_rte_table_lookup rte_table_hash_ext_dosig_ops.f_lookup
#define prox_rte_table_stats rte_table_hash_ext_dosig_ops.f_stats
#define prox_rte_table_key8_free rte_table_hash_key8_ext_dosig_ops.f_free
#define prox_rte_table_key8_add rte_table_hash_key8_ext_dosig_ops.f_add
#define prox_rte_table_key8_delete rte_table_hash_key8_ext_dosig_ops.f_delete
#define prox_rte_table_key8_add_bulk rte_table_hash_key8_ext_dosig_ops.f_add_bulk
#define prox_rte_table_key8_delete_bulk rte_table_hash_key8_ext_dosig_ops.f_delete_bulk
#define prox_rte_table_key8_lookup rte_table_hash_key8_ext_dosig_ops.f_lookup
#define prox_rte_table_key8_stats rte_table_hash_key8_ext_dosig_ops.f_stats
#define rte_log_set_global_level rte_set_log_level
#else
static void *prox_rte_table_create(struct prox_rte_table_params *params, int socket_id, uint32_t entry_size)
{
struct rte_table_hash_params dpdk_17_11_params;
dpdk_17_11_params.name = params->name;
dpdk_17_11_params.key_size = params->key_size;
dpdk_17_11_params.key_offset = params->key_offset;
dpdk_17_11_params.key_mask = params->key_mask;
dpdk_17_11_params.n_keys = params->n_keys;
dpdk_17_11_params.n_buckets = rte_align32pow2(params->n_buckets);
dpdk_17_11_params.f_hash = params->f_hash;
dpdk_17_11_params.seed = params->seed;
if (params->key_size == 8) {
return rte_table_hash_key8_ext_ops.f_create(&dpdk_17_11_params, socket_id, entry_size);
} else {
return rte_table_hash_ext_ops.f_create(&dpdk_17_11_params, socket_id, entry_size);
}
}
#define prox_rte_table_free rte_table_hash_ext_ops.f_free
#define prox_rte_table_add rte_table_hash_ext_ops.f_add
#define prox_rte_table_delete rte_table_hash_ext_ops.f_delete
#define prox_rte_table_add_bulk rte_table_hash_ext_ops.f_add_bulk
#define prox_rte_table_delete_bulk rte_table_hash_ext_ops.f_delete_bulk
#define prox_rte_table_lookup rte_table_hash_ext_ops.f_lookup
#define prox_rte_table_stats rte_table_hash_ext_ops.f_stats
#define prox_rte_table_key8_free rte_table_hash_key8_ext_ops.f_free
#define prox_rte_table_key8_add rte_table_hash_key8_ext_ops.f_add
#define prox_rte_table_key8_delete rte_table_hash_key8_ext_ops.f_delete
#define prox_rte_table_key8_add_bulk rte_table_hash_key8_ext_ops.f_add_bulk
#define prox_rte_table_key8_delete_bulk rte_table_hash_key8_ext_ops.f_delete_bulk
#define prox_rte_table_key8_lookup rte_table_hash_key8_ext_ops.f_lookup
#define prox_rte_table_key8_stats rte_table_hash_key8_ext_ops.f_stats
#endif
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