6bfe74f8c9
Add mempool object implementation to the application. Signed-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com> Signed-off-by: Jasvinder Singh <jasvinder.singh@intel.com> Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com>
82 lines
1.5 KiB
C
82 lines
1.5 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2010-2018 Intel Corporation
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <rte_mbuf.h>
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#include "mempool.h"
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#define BUFFER_SIZE_MIN (sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM)
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static struct mempool_list mempool_list;
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int
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mempool_init(void)
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{
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TAILQ_INIT(&mempool_list);
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return 0;
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}
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struct mempool *
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mempool_find(const char *name)
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{
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struct mempool *mempool;
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if (name == NULL)
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return NULL;
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TAILQ_FOREACH(mempool, &mempool_list, node)
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if (strcmp(mempool->name, name) == 0)
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return mempool;
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return NULL;
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}
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struct mempool *
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mempool_create(const char *name, struct mempool_params *params)
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{
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struct mempool *mempool;
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struct rte_mempool *m;
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/* Check input params */
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if ((name == NULL) ||
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mempool_find(name) ||
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(params == NULL) ||
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(params->buffer_size < BUFFER_SIZE_MIN) ||
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(params->pool_size == 0))
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return NULL;
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/* Resource create */
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m = rte_pktmbuf_pool_create(
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name,
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params->pool_size,
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params->cache_size,
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0,
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params->buffer_size - sizeof(struct rte_mbuf),
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params->cpu_id);
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if (m == NULL)
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return NULL;
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/* Node allocation */
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mempool = calloc(1, sizeof(struct mempool));
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if (mempool == NULL) {
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rte_mempool_free(m);
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return NULL;
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}
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/* Node fill in */
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strncpy(mempool->name, name, sizeof(mempool->name));
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mempool->m = m;
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mempool->buffer_size = params->buffer_size;
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/* Node add to list */
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TAILQ_INSERT_TAIL(&mempool_list, mempool, node);
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return mempool;
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}
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