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| author |   Ricardo Salveti <ricardo.salveti@linaro.org> | 2016-07-18 15:30:06 -0300 |
|---|---|---|
| committer |   Christian Ehrhardt <christian.ehrhardt@canonical.com> | 2016-07-19 08:26:18 +0200 |
| commit | 8be94df6e9f5f70516cb86d82dd04fefaa0fe8b3 (patch) | |
| tree | b055d508e145ddc35943c4a083aa846855c92732 /lib/librte_hash/rte_hash.h | |
| parent | ddb3f4884bd4cdb8659fb8326c27986a5c832ade (diff) | |
Imported Upstream version 16.07-rc2
Change-Id: Ie9e8ec528a2a0dace085c5e44aa7fa3b489d4ba0
Signed-off-by: Ricardo Salveti <ricardo.salveti@linaro.org>
Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'lib/librte_hash/rte_hash.h')
| -rw-r--r-- | lib/librte_hash/rte_hash.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/lib/librte_hash/rte_hash.h b/lib/librte_hash/rte_hash.h index c9612fbd..622c1800 100644 --- a/lib/librte_hash/rte_hash.h +++ b/lib/librte_hash/rte_hash.h @@ -271,6 +271,24 @@ rte_hash_del_key(const struct rte_hash *h, const void *key); int32_t rte_hash_del_key_with_hash(const struct rte_hash *h, const void *key, hash_sig_t sig); +/** + * Find a key in the hash table given the position. + * This operation is multi-thread safe. + * + * @param h + * Hash table to get the key from. + * @param position + * Position returned when the key was inserted. + * @param key + * Output containing a pointer to the key + * @return + * - 0 if retrieved successfully + * - EINVAL if the parameters are invalid. + * - ENOENT if no valid key is found in the given position. + */ +int +rte_hash_get_key_with_position(const struct rte_hash *h, const int32_t position, + void **key); /** * Find a key-value pair in the hash table. |