X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Fhash%2Frte_thash.h;h=c11ca0d5b8d4acea621a5cd60eb90647ba2dc7c1;hb=bef7c9ff285a90373f3f409e2c21d1263ed0f548;hp=40146cf97a29caf85e1eb61de07cf9dbe207abcd;hpb=4fd8c4cb0de198b405d6af4a31742d0982250bde;p=dpdk.git

diff --git a/lib/hash/rte_thash.h b/lib/hash/rte_thash.h
index 40146cf97a..c11ca0d5b8 100644
--- a/lib/hash/rte_thash.h
+++ b/lib/hash/rte_thash.h
@@ -418,6 +418,25 @@ __rte_experimental
 const uint8_t *
 rte_thash_get_key(struct rte_thash_ctx *ctx);
 
+/**
+ * Get a pointer to the toeplitz hash matrices contained in the context.
+ * These matrices could be used with fast toeplitz hash implementation if
+ * CPU supports GFNI.
+ * Matrices changes after each addition of a helper.
+ *
+ * @warning
+ * @b EXPERIMENTAL: this API may change without prior notice.
+ *
+ * @param ctx
+ *  Thash context
+ * @return
+ *  A pointer to the toeplitz hash key matrices on success
+ *  NULL if GFNI is not supported.
+ */
+__rte_experimental
+const uint64_t *
+rte_thash_get_gfni_matrices(struct rte_thash_ctx *ctx);
+
 /**
  * Function prototype for the rte_thash_adjust_tuple
  * to check if adjusted tuple could be used.