summaryrefslogtreecommitdiffstats
path: root/src/dpdk_lib18/librte_table/rte_table_array.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/dpdk_lib18/librte_table/rte_table_array.c')
-rwxr-xr-xsrc/dpdk_lib18/librte_table/rte_table_array.c205
1 files changed, 0 insertions, 205 deletions
diff --git a/src/dpdk_lib18/librte_table/rte_table_array.c b/src/dpdk_lib18/librte_table/rte_table_array.c
deleted file mode 100755
index c0310700..00000000
--- a/src/dpdk_lib18/librte_table/rte_table_array.c
+++ /dev/null
@@ -1,205 +0,0 @@
-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <string.h>
-#include <stdio.h>
-
-#include <rte_common.h>
-#include <rte_mbuf.h>
-#include <rte_memory.h>
-#include <rte_malloc.h>
-#include <rte_log.h>
-
-#include "rte_table_array.h"
-
-struct rte_table_array {
- /* Input parameters */
- uint32_t entry_size;
- uint32_t n_entries;
- uint32_t offset;
-
- /* Internal fields */
- uint32_t entry_pos_mask;
-
- /* Internal table */
- uint8_t array[0] __rte_cache_aligned;
-} __rte_cache_aligned;
-
-static void *
-rte_table_array_create(void *params, int socket_id, uint32_t entry_size)
-{
- struct rte_table_array_params *p =
- (struct rte_table_array_params *) params;
- struct rte_table_array *t;
- uint32_t total_cl_size, total_size;
-
- /* Check input parameters */
- if ((p == NULL) ||
- (p->n_entries == 0) ||
- (!rte_is_power_of_2(p->n_entries)) ||
- ((p->offset & 0x3) != 0)) {
- return NULL;
- }
-
- /* Memory allocation */
- total_cl_size = (sizeof(struct rte_table_array) +
- RTE_CACHE_LINE_SIZE) / RTE_CACHE_LINE_SIZE;
- total_cl_size += (p->n_entries * entry_size +
- RTE_CACHE_LINE_SIZE) / RTE_CACHE_LINE_SIZE;
- total_size = total_cl_size * RTE_CACHE_LINE_SIZE;
- t = rte_zmalloc_socket("TABLE", total_size, RTE_CACHE_LINE_SIZE, socket_id);
- if (t == NULL) {
- RTE_LOG(ERR, TABLE,
- "%s: Cannot allocate %u bytes for array table\n",
- __func__, total_size);
- return NULL;
- }
-
- /* Memory initialization */
- t->entry_size = entry_size;
- t->n_entries = p->n_entries;
- t->offset = p->offset;
- t->entry_pos_mask = t->n_entries - 1;
-
- return t;
-}
-
-static int
-rte_table_array_free(void *table)
-{
- struct rte_table_array *t = (struct rte_table_array *) table;
-
- /* Check input parameters */
- if (t == NULL) {
- RTE_LOG(ERR, TABLE, "%s: table parameter is NULL\n", __func__);
- return -EINVAL;
- }
-
- /* Free previously allocated resources */
- rte_free(t);
-
- return 0;
-}
-
-static int
-rte_table_array_entry_add(
- void *table,
- void *key,
- void *entry,
- int *key_found,
- void **entry_ptr)
-{
- struct rte_table_array *t = (struct rte_table_array *) table;
- struct rte_table_array_key *k = (struct rte_table_array_key *) key;
- uint8_t *table_entry;
-
- /* Check input parameters */
- if (table == NULL) {
- RTE_LOG(ERR, TABLE, "%s: table parameter is NULL\n", __func__);
- return -EINVAL;
- }
- if (key == NULL) {
- RTE_LOG(ERR, TABLE, "%s: key parameter is NULL\n", __func__);
- return -EINVAL;
- }
- if (entry == NULL) {
- RTE_LOG(ERR, TABLE, "%s: entry parameter is NULL\n", __func__);
- return -EINVAL;
- }
- if (key_found == NULL) {
- RTE_LOG(ERR, TABLE, "%s: key_found parameter is NULL\n",
- __func__);
- return -EINVAL;
- }
- if (entry_ptr == NULL) {
- RTE_LOG(ERR, TABLE, "%s: entry_ptr parameter is NULL\n",
- __func__);
- return -EINVAL;
- }
-
- table_entry = &t->array[k->pos * t->entry_size];
- memcpy(table_entry, entry, t->entry_size);
- *key_found = 1;
- *entry_ptr = (void *) table_entry;
-
- return 0;
-}
-
-static int
-rte_table_array_lookup(
- void *table,
- struct rte_mbuf **pkts,
- uint64_t pkts_mask,
- uint64_t *lookup_hit_mask,
- void **entries)
-{
- struct rte_table_array *t = (struct rte_table_array *) table;
-
- *lookup_hit_mask = pkts_mask;
-
- if ((pkts_mask & (pkts_mask + 1)) == 0) {
- uint64_t n_pkts = __builtin_popcountll(pkts_mask);
- uint32_t i;
-
- for (i = 0; i < n_pkts; i++) {
- struct rte_mbuf *pkt = pkts[i];
- uint32_t entry_pos = RTE_MBUF_METADATA_UINT32(pkt,
- t->offset) & t->entry_pos_mask;
-
- entries[i] = (void *) &t->array[entry_pos *
- t->entry_size];
- }
- } else {
- for ( ; pkts_mask; ) {
- uint32_t pkt_index = __builtin_ctzll(pkts_mask);
- uint64_t pkt_mask = 1LLU << pkt_index;
- struct rte_mbuf *pkt = pkts[pkt_index];
- uint32_t entry_pos = RTE_MBUF_METADATA_UINT32(pkt,
- t->offset) & t->entry_pos_mask;
-
- entries[pkt_index] = (void *) &t->array[entry_pos *
- t->entry_size];
- pkts_mask &= ~pkt_mask;
- }
- }
-
- return 0;
-}
-
-struct rte_table_ops rte_table_array_ops = {
- .f_create = rte_table_array_create,
- .f_free = rte_table_array_free,
- .f_add = rte_table_array_entry_add,
- .f_delete = NULL,
- .f_lookup = rte_table_array_lookup,
-};