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/*
* Copyright (c) 2016 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 <string.h>
#include <rte_errno.h>
#include "stream_table.h"
void
bhash_fini(struct tle_ctx *ctx)
{
uint32_t i;
for (i = 0; i != RTE_DIM(ctx->bhash); i++)
rte_hash_free(ctx->bhash[i]);
}
int
bhash_init(struct tle_ctx *ctx)
{
int rc = 0;
struct rte_hash_parameters hprm = {0};
bool ipv6 = ctx->prm.lookup6 != NULL;
char buf[RTE_HASH_NAMESIZE];
hprm.name = buf;
hprm.entries = 4096;
hprm.extra_flag = RTE_HASH_EXTRA_FLAGS_EXT_TABLE;
hprm.socket_id = ctx->prm.socket_id;
snprintf(buf, sizeof(buf), "bhash4@%p", ctx);
hprm.key_len = sizeof(struct bhash4_key);
ctx->bhash[TLE_V4] = rte_hash_create(&hprm);
if (ctx->bhash[TLE_V4] == NULL)
rc = (rte_errno != 0) ? -rte_errno : -ENOMEM;
if (rc == 0 && ipv6) {
snprintf(buf, sizeof(buf), "bhash6@%p", ctx);
hprm.key_len = sizeof(struct bhash6_key);
ctx->bhash[TLE_V6] = rte_hash_create(&hprm);
if (ctx->bhash[TLE_V6] == NULL) {
rte_hash_free(ctx->bhash[TLE_V4]);
rc = (rte_errno != 0) ? -rte_errno : -ENOMEM;
}
}
return rc;
}
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