X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=lib%2Flibrte_hash%2Frte_hash.h;h=622c18009441ed0f6154f2f65a4df58cb3c281db;hb=a41e6ff15809d40e0f9bbc9576bf8f7f80fbec1d;hp=c9612fbd01123205da77ba5d1db0993bb4f9b4a3;hpb=8b25d1ad5d2264bdfc2818c7bda74ee2697df6db;p=deb_dpdk.git

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.