mirror of https://github.com/F-Stack/f-stack.git
65 lines
1.4 KiB
C
65 lines
1.4 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright 2018 Gaëtan Rivet
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*/
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#include <stdio.h>
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#include <string.h>
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#include <sys/queue.h>
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#include <rte_class.h>
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#include <rte_debug.h>
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static struct rte_class_list rte_class_list =
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TAILQ_HEAD_INITIALIZER(rte_class_list);
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__rte_experimental void
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rte_class_register(struct rte_class *class)
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{
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RTE_VERIFY(class);
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RTE_VERIFY(class->name && strlen(class->name));
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TAILQ_INSERT_TAIL(&rte_class_list, class, next);
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RTE_LOG(DEBUG, EAL, "Registered [%s] device class.\n", class->name);
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}
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__rte_experimental void
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rte_class_unregister(struct rte_class *class)
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{
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TAILQ_REMOVE(&rte_class_list, class, next);
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RTE_LOG(DEBUG, EAL, "Unregistered [%s] device class.\n", class->name);
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}
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__rte_experimental
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struct rte_class *
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rte_class_find(const struct rte_class *start, rte_class_cmp_t cmp,
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const void *data)
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{
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struct rte_class *cls;
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if (start != NULL)
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cls = TAILQ_NEXT(start, next);
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else
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cls = TAILQ_FIRST(&rte_class_list);
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while (cls != NULL) {
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if (cmp(cls, data) == 0)
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break;
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cls = TAILQ_NEXT(cls, next);
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}
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return cls;
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}
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static int
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cmp_class_name(const struct rte_class *class, const void *_name)
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{
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const char *name = _name;
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return strcmp(class->name, name);
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}
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__rte_experimental
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struct rte_class *
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rte_class_find_by_name(const char *name)
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{
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return rte_class_find(NULL, cmp_class_name, (const void *)name);
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}
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