4 * Copyright(c) 2017 Intel Corporation. All rights reserved.
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8 * modification, are permitted provided that the following conditions
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21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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37 #include <rte_eal_memconfig.h>
38 #include <rte_memory.h>
39 #include <rte_memzone.h>
40 #include <rte_malloc.h>
41 #include <rte_errno.h>
43 #include "rte_member.h"
44 #include "rte_member_ht.h"
45 #include "rte_member_vbf.h"
47 int librte_member_logtype;
49 TAILQ_HEAD(rte_member_list, rte_tailq_entry);
50 static struct rte_tailq_elem rte_member_tailq = {
53 EAL_REGISTER_TAILQ(rte_member_tailq)
55 struct rte_member_setsum *
56 rte_member_find_existing(const char *name)
58 struct rte_member_setsum *setsum = NULL;
59 struct rte_tailq_entry *te;
60 struct rte_member_list *member_list;
62 member_list = RTE_TAILQ_CAST(rte_member_tailq.head, rte_member_list);
64 rte_rwlock_read_lock(RTE_EAL_TAILQ_RWLOCK);
65 TAILQ_FOREACH(te, member_list, next) {
66 setsum = (struct rte_member_setsum *) te->data;
67 if (strncmp(name, setsum->name, RTE_MEMBER_NAMESIZE) == 0)
70 rte_rwlock_read_unlock(RTE_EAL_TAILQ_RWLOCK);
80 rte_member_free(struct rte_member_setsum *setsum)
82 struct rte_member_list *member_list;
83 struct rte_tailq_entry *te;
87 member_list = RTE_TAILQ_CAST(rte_member_tailq.head, rte_member_list);
88 rte_rwlock_write_lock(RTE_EAL_TAILQ_RWLOCK);
89 TAILQ_FOREACH(te, member_list, next) {
90 if (te->data == (void *)setsum)
94 rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK);
97 TAILQ_REMOVE(member_list, te, next);
98 rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK);
100 switch (setsum->type) {
101 case RTE_MEMBER_TYPE_HT:
102 rte_member_free_ht(setsum);
104 case RTE_MEMBER_TYPE_VBF:
105 rte_member_free_vbf(setsum);
114 struct rte_member_setsum *
115 rte_member_create(const struct rte_member_parameters *params)
117 struct rte_tailq_entry *te;
118 struct rte_member_list *member_list;
119 struct rte_member_setsum *setsum;
122 if (params == NULL) {
127 if (params->key_len == 0 ||
128 params->prim_hash_seed == params->sec_hash_seed) {
130 RTE_MEMBER_LOG(ERR, "Create setsummary with "
131 "invalid parameters\n");
135 member_list = RTE_TAILQ_CAST(rte_member_tailq.head, rte_member_list);
137 rte_rwlock_write_lock(RTE_EAL_TAILQ_RWLOCK);
139 TAILQ_FOREACH(te, member_list, next) {
140 setsum = (struct rte_member_setsum *) te->data;
141 if (strncmp(params->name, setsum->name,
142 RTE_MEMBER_NAMESIZE) == 0)
149 goto error_unlock_exit;
151 te = rte_zmalloc("MEMBER_TAILQ_ENTRY", sizeof(*te), 0);
153 RTE_MEMBER_LOG(ERR, "tailq entry allocation failed\n");
154 goto error_unlock_exit;
157 /* Create a new setsum structure */
158 setsum = (struct rte_member_setsum *) rte_zmalloc_socket(params->name,
159 sizeof(struct rte_member_setsum), RTE_CACHE_LINE_SIZE,
161 if (setsum == NULL) {
162 RTE_MEMBER_LOG(ERR, "Create setsummary failed\n");
163 goto error_unlock_exit;
165 snprintf(setsum->name, sizeof(setsum->name), "%s", params->name);
166 setsum->type = params->type;
167 setsum->socket_id = params->socket_id;
168 setsum->key_len = params->key_len;
169 setsum->num_set = params->num_set;
170 setsum->prim_hash_seed = params->prim_hash_seed;
171 setsum->sec_hash_seed = params->sec_hash_seed;
173 switch (setsum->type) {
174 case RTE_MEMBER_TYPE_HT:
175 ret = rte_member_create_ht(setsum, params);
177 case RTE_MEMBER_TYPE_VBF:
178 ret = rte_member_create_vbf(setsum, params);
181 goto error_unlock_exit;
184 goto error_unlock_exit;
186 RTE_MEMBER_LOG(DEBUG, "Creating a setsummary table with "
187 "mode %u\n", setsum->type);
189 te->data = (void *)setsum;
190 TAILQ_INSERT_TAIL(member_list, te, next);
191 rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK);
195 rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK);
196 rte_member_free(setsum);
201 rte_member_add(const struct rte_member_setsum *setsum, const void *key,
204 if (setsum == NULL || key == NULL)
207 switch (setsum->type) {
208 case RTE_MEMBER_TYPE_HT:
209 return rte_member_add_ht(setsum, key, set_id);
210 case RTE_MEMBER_TYPE_VBF:
211 return rte_member_add_vbf(setsum, key, set_id);
218 rte_member_lookup(const struct rte_member_setsum *setsum, const void *key,
219 member_set_t *set_id)
221 if (setsum == NULL || key == NULL || set_id == NULL)
224 switch (setsum->type) {
225 case RTE_MEMBER_TYPE_HT:
226 return rte_member_lookup_ht(setsum, key, set_id);
227 case RTE_MEMBER_TYPE_VBF:
228 return rte_member_lookup_vbf(setsum, key, set_id);
235 rte_member_lookup_bulk(const struct rte_member_setsum *setsum,
236 const void **keys, uint32_t num_keys,
237 member_set_t *set_ids)
239 if (setsum == NULL || keys == NULL || set_ids == NULL)
242 switch (setsum->type) {
243 case RTE_MEMBER_TYPE_HT:
244 return rte_member_lookup_bulk_ht(setsum, keys, num_keys,
246 case RTE_MEMBER_TYPE_VBF:
247 return rte_member_lookup_bulk_vbf(setsum, keys, num_keys,
255 rte_member_lookup_multi(const struct rte_member_setsum *setsum, const void *key,
256 uint32_t match_per_key, member_set_t *set_id)
258 if (setsum == NULL || key == NULL || set_id == NULL)
261 switch (setsum->type) {
262 case RTE_MEMBER_TYPE_HT:
263 return rte_member_lookup_multi_ht(setsum, key, match_per_key,
265 case RTE_MEMBER_TYPE_VBF:
266 return rte_member_lookup_multi_vbf(setsum, key, match_per_key,
274 rte_member_lookup_multi_bulk(const struct rte_member_setsum *setsum,
275 const void **keys, uint32_t num_keys,
276 uint32_t max_match_per_key, uint32_t *match_count,
277 member_set_t *set_ids)
279 if (setsum == NULL || keys == NULL || set_ids == NULL ||
283 switch (setsum->type) {
284 case RTE_MEMBER_TYPE_HT:
285 return rte_member_lookup_multi_bulk_ht(setsum, keys, num_keys,
286 max_match_per_key, match_count, set_ids);
287 case RTE_MEMBER_TYPE_VBF:
288 return rte_member_lookup_multi_bulk_vbf(setsum, keys, num_keys,
289 max_match_per_key, match_count, set_ids);
296 rte_member_delete(const struct rte_member_setsum *setsum, const void *key,
299 if (setsum == NULL || key == NULL)
302 switch (setsum->type) {
303 case RTE_MEMBER_TYPE_HT:
304 return rte_member_delete_ht(setsum, key, set_id);
305 /* current vBF implementation does not support delete function */
306 case RTE_MEMBER_TYPE_VBF:
313 rte_member_reset(const struct rte_member_setsum *setsum)
317 switch (setsum->type) {
318 case RTE_MEMBER_TYPE_HT:
319 rte_member_reset_ht(setsum);
321 case RTE_MEMBER_TYPE_VBF:
322 rte_member_reset_vbf(setsum);
329 RTE_INIT(librte_member_init_log);
332 librte_member_init_log(void)
334 librte_member_logtype = rte_log_register("librte.member");
335 if (librte_member_logtype >= 0)
336 rte_log_set_level(librte_member_logtype, RTE_LOG_DEBUG);