doc: add Meson coding style to contributors guide
[dpdk.git] / lib / librte_member / rte_member.c
index cc03f7c..4696c0f 100644 (file)
@@ -1,48 +1,20 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2017 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.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2017 Intel Corporation
  */
 
 #include <string.h>
 
+#include <rte_string_fns.h>
 #include <rte_eal.h>
 #include <rte_eal_memconfig.h>
 #include <rte_memory.h>
-#include <rte_memzone.h>
 #include <rte_malloc.h>
 #include <rte_errno.h>
+#include <rte_tailq.h>
 
 #include "rte_member.h"
-
-int librte_member_logtype;
+#include "rte_member_ht.h"
+#include "rte_member_vbf.h"
 
 TAILQ_HEAD(rte_member_list, rte_tailq_entry);
 static struct rte_tailq_elem rte_member_tailq = {
@@ -59,13 +31,13 @@ rte_member_find_existing(const char *name)
 
        member_list = RTE_TAILQ_CAST(rte_member_tailq.head, rte_member_list);
 
-       rte_rwlock_read_lock(RTE_EAL_TAILQ_RWLOCK);
+       rte_mcfg_tailq_read_lock();
        TAILQ_FOREACH(te, member_list, next) {
                setsum = (struct rte_member_setsum *) te->data;
                if (strncmp(name, setsum->name, RTE_MEMBER_NAMESIZE) == 0)
                        break;
        }
-       rte_rwlock_read_unlock(RTE_EAL_TAILQ_RWLOCK);
+       rte_mcfg_tailq_read_unlock();
 
        if (te == NULL) {
                rte_errno = ENOENT;
@@ -83,19 +55,25 @@ rte_member_free(struct rte_member_setsum *setsum)
        if (setsum == NULL)
                return;
        member_list = RTE_TAILQ_CAST(rte_member_tailq.head, rte_member_list);
-       rte_rwlock_write_lock(RTE_EAL_TAILQ_RWLOCK);
+       rte_mcfg_tailq_write_lock();
        TAILQ_FOREACH(te, member_list, next) {
                if (te->data == (void *)setsum)
                        break;
        }
        if (te == NULL) {
-               rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK);
+               rte_mcfg_tailq_write_unlock();
                return;
        }
        TAILQ_REMOVE(member_list, te, next);
-       rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK);
+       rte_mcfg_tailq_write_unlock();
 
        switch (setsum->type) {
+       case RTE_MEMBER_TYPE_HT:
+               rte_member_free_ht(setsum);
+               break;
+       case RTE_MEMBER_TYPE_VBF:
+               rte_member_free_vbf(setsum);
+               break;
        default:
                break;
        }
@@ -126,10 +104,10 @@ rte_member_create(const struct rte_member_parameters *params)
 
        member_list = RTE_TAILQ_CAST(rte_member_tailq.head, rte_member_list);
 
-       rte_rwlock_write_lock(RTE_EAL_TAILQ_RWLOCK);
+       rte_mcfg_tailq_write_lock();
 
        TAILQ_FOREACH(te, member_list, next) {
-               setsum = (struct rte_member_setsum *) te->data;
+               setsum = te->data;
                if (strncmp(params->name, setsum->name,
                                RTE_MEMBER_NAMESIZE) == 0)
                        break;
@@ -147,14 +125,14 @@ rte_member_create(const struct rte_member_parameters *params)
        }
 
        /* Create a new setsum structure */
-       setsum = (struct rte_member_setsum *) rte_zmalloc_socket(params->name,
+       setsum = rte_zmalloc_socket(params->name,
                        sizeof(struct rte_member_setsum), RTE_CACHE_LINE_SIZE,
                        params->socket_id);
        if (setsum == NULL) {
                RTE_MEMBER_LOG(ERR, "Create setsummary failed\n");
                goto error_unlock_exit;
        }
-       snprintf(setsum->name, sizeof(setsum->name), "%s", params->name);
+       strlcpy(setsum->name, params->name, sizeof(setsum->name));
        setsum->type = params->type;
        setsum->socket_id = params->socket_id;
        setsum->key_len = params->key_len;
@@ -163,6 +141,12 @@ rte_member_create(const struct rte_member_parameters *params)
        setsum->sec_hash_seed = params->sec_hash_seed;
 
        switch (setsum->type) {
+       case RTE_MEMBER_TYPE_HT:
+               ret = rte_member_create_ht(setsum, params);
+               break;
+       case RTE_MEMBER_TYPE_VBF:
+               ret = rte_member_create_vbf(setsum, params);
+               break;
        default:
                goto error_unlock_exit;
        }
@@ -174,12 +158,13 @@ rte_member_create(const struct rte_member_parameters *params)
 
        te->data = (void *)setsum;
        TAILQ_INSERT_TAIL(member_list, te, next);
-       rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK);
+       rte_mcfg_tailq_write_unlock();
        return setsum;
 
 error_unlock_exit:
-       rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK);
-       rte_member_free(setsum);
+       rte_free(te);
+       rte_free(setsum);
+       rte_mcfg_tailq_write_unlock();
        return NULL;
 }
 
@@ -190,8 +175,11 @@ rte_member_add(const struct rte_member_setsum *setsum, const void *key,
        if (setsum == NULL || key == NULL)
                return -EINVAL;
 
-       (void) set_id;
        switch (setsum->type) {
+       case RTE_MEMBER_TYPE_HT:
+               return rte_member_add_ht(setsum, key, set_id);
+       case RTE_MEMBER_TYPE_VBF:
+               return rte_member_add_vbf(setsum, key, set_id);
        default:
                return -EINVAL;
        }
@@ -205,6 +193,10 @@ rte_member_lookup(const struct rte_member_setsum *setsum, const void *key,
                return -EINVAL;
 
        switch (setsum->type) {
+       case RTE_MEMBER_TYPE_HT:
+               return rte_member_lookup_ht(setsum, key, set_id);
+       case RTE_MEMBER_TYPE_VBF:
+               return rte_member_lookup_vbf(setsum, key, set_id);
        default:
                return -EINVAL;
        }
@@ -218,8 +210,13 @@ rte_member_lookup_bulk(const struct rte_member_setsum *setsum,
        if (setsum == NULL || keys == NULL || set_ids == NULL)
                return -EINVAL;
 
-       (void) num_keys;
        switch (setsum->type) {
+       case RTE_MEMBER_TYPE_HT:
+               return rte_member_lookup_bulk_ht(setsum, keys, num_keys,
+                               set_ids);
+       case RTE_MEMBER_TYPE_VBF:
+               return rte_member_lookup_bulk_vbf(setsum, keys, num_keys,
+                               set_ids);
        default:
                return -EINVAL;
        }
@@ -232,8 +229,13 @@ rte_member_lookup_multi(const struct rte_member_setsum *setsum, const void *key,
        if (setsum == NULL || key == NULL || set_id == NULL)
                return -EINVAL;
 
-       (void) match_per_key;
        switch (setsum->type) {
+       case RTE_MEMBER_TYPE_HT:
+               return rte_member_lookup_multi_ht(setsum, key, match_per_key,
+                               set_id);
+       case RTE_MEMBER_TYPE_VBF:
+               return rte_member_lookup_multi_vbf(setsum, key, match_per_key,
+                               set_id);
        default:
                return -EINVAL;
        }
@@ -249,9 +251,13 @@ rte_member_lookup_multi_bulk(const struct rte_member_setsum *setsum,
                        match_count == NULL)
                return -EINVAL;
 
-       (void) num_keys;
-       (void) max_match_per_key;
        switch (setsum->type) {
+       case RTE_MEMBER_TYPE_HT:
+               return rte_member_lookup_multi_bulk_ht(setsum, keys, num_keys,
+                               max_match_per_key, match_count, set_ids);
+       case RTE_MEMBER_TYPE_VBF:
+               return rte_member_lookup_multi_bulk_vbf(setsum, keys, num_keys,
+                               max_match_per_key, match_count, set_ids);
        default:
                return -EINVAL;
        }
@@ -264,8 +270,11 @@ rte_member_delete(const struct rte_member_setsum *setsum, const void *key,
        if (setsum == NULL || key == NULL)
                return -EINVAL;
 
-       (void) set_id;
        switch (setsum->type) {
+       case RTE_MEMBER_TYPE_HT:
+               return rte_member_delete_ht(setsum, key, set_id);
+       /* current vBF implementation does not support delete function */
+       case RTE_MEMBER_TYPE_VBF:
        default:
                return -EINVAL;
        }
@@ -277,17 +286,15 @@ rte_member_reset(const struct rte_member_setsum *setsum)
        if (setsum == NULL)
                return;
        switch (setsum->type) {
+       case RTE_MEMBER_TYPE_HT:
+               rte_member_reset_ht(setsum);
+               return;
+       case RTE_MEMBER_TYPE_VBF:
+               rte_member_reset_vbf(setsum);
+               return;
        default:
                return;
        }
 }
 
-RTE_INIT(librte_member_init_log);
-
-static void
-librte_member_init_log(void)
-{
-       librte_member_logtype = rte_log_register("librte.member");
-       if (librte_member_logtype >= 0)
-               rte_log_set_level(librte_member_logtype, RTE_LOG_DEBUG);
-}
+RTE_LOG_REGISTER(librte_member_logtype, lib.member, DEBUG);