8245472c58
Add swq 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: Kevin Laatz <kevin.laatz@intel.com>
75 lines
1.1 KiB
C
75 lines
1.1 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 "swq.h"
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static struct swq_list swq_list;
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int
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swq_init(void)
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{
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TAILQ_INIT(&swq_list);
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return 0;
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}
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struct swq *
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swq_find(const char *name)
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{
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struct swq *swq;
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if (name == NULL)
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return NULL;
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TAILQ_FOREACH(swq, &swq_list, node)
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if (strcmp(swq->name, name) == 0)
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return swq;
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return NULL;
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}
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struct swq *
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swq_create(const char *name, struct swq_params *params)
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{
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struct swq *swq;
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struct rte_ring *r;
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unsigned int flags = RING_F_SP_ENQ | RING_F_SC_DEQ;
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/* Check input params */
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if ((name == NULL) ||
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swq_find(name) ||
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(params == NULL) ||
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(params->size == 0))
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return NULL;
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/* Resource create */
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r = rte_ring_create(
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name,
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params->size,
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params->cpu_id,
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flags);
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if (r == NULL)
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return NULL;
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/* Node allocation */
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swq = calloc(1, sizeof(struct swq));
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if (swq == NULL) {
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rte_ring_free(r);
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return NULL;
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}
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/* Node fill in */
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strncpy(swq->name, name, sizeof(swq->name));
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swq->r = r;
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/* Node add to list */
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TAILQ_INSERT_TAIL(&swq_list, swq, node);
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return swq;
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}
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