c5ba278876
Remove unnecessary casts of void * pointers to a specific type. Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
122 lines
3.6 KiB
C
122 lines
3.6 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <string.h>
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#include <rte_mbuf.h>
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#include <rte_malloc.h>
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#include "rte_table_stub.h"
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#ifdef RTE_TABLE_STATS_COLLECT
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#define RTE_TABLE_LPM_STATS_PKTS_IN_ADD(table, val) \
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table->stats.n_pkts_in += val
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#define RTE_TABLE_LPM_STATS_PKTS_LOOKUP_MISS(table, val) \
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table->stats.n_pkts_lookup_miss += val
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#else
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#define RTE_TABLE_LPM_STATS_PKTS_IN_ADD(table, val)
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#define RTE_TABLE_LPM_STATS_PKTS_LOOKUP_MISS(table, val)
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#endif
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struct rte_table_stub {
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struct rte_table_stats stats;
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};
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static void *
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rte_table_stub_create(__rte_unused void *params,
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__rte_unused int socket_id,
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__rte_unused uint32_t entry_size)
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{
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struct rte_table_stub *stub;
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uint32_t size;
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size = sizeof(struct rte_table_stub);
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stub = rte_zmalloc_socket("TABLE", size, RTE_CACHE_LINE_SIZE,
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socket_id);
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if (stub == NULL) {
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RTE_LOG(ERR, TABLE,
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"%s: Cannot allocate %u bytes for stub table\n",
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__func__, size);
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return NULL;
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}
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return stub;
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}
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static int
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rte_table_stub_lookup(
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__rte_unused void *table,
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__rte_unused struct rte_mbuf **pkts,
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__rte_unused uint64_t pkts_mask,
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uint64_t *lookup_hit_mask,
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__rte_unused void **entries)
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{
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__rte_unused struct rte_table_stub *stub = (struct rte_table_stub *) table;
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__rte_unused uint32_t n_pkts_in = __builtin_popcountll(pkts_mask);
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RTE_TABLE_LPM_STATS_PKTS_IN_ADD(stub, n_pkts_in);
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*lookup_hit_mask = 0;
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RTE_TABLE_LPM_STATS_PKTS_LOOKUP_MISS(stub, n_pkts_in);
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return 0;
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}
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static int
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rte_table_stub_stats_read(void *table, struct rte_table_stats *stats, int clear)
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{
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struct rte_table_stub *t = table;
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if (stats != NULL)
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memcpy(stats, &t->stats, sizeof(t->stats));
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if (clear)
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memset(&t->stats, 0, sizeof(t->stats));
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return 0;
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}
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struct rte_table_ops rte_table_stub_ops = {
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.f_create = rte_table_stub_create,
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.f_free = NULL,
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.f_add = NULL,
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.f_delete = NULL,
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.f_add_bulk = NULL,
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.f_delete_bulk = NULL,
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.f_lookup = rte_table_stub_lookup,
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.f_stats = rte_table_stub_stats_read,
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};
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