vppinfra: add more llist macros

Type: improvement

Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: Ife79871c6530d2cd485928fee465baf2c8957e11
diff --git a/src/vppinfra/llist.h b/src/vppinfra/llist.h
index 25fb95f..4281090 100644
--- a/src/vppinfra/llist.h
+++ b/src/vppinfra/llist.h
@@ -52,6 +52,44 @@
  */
 #define clib_llist_entry_index(LP,E) ((E) - (LP))
 /**
+ * Alloc new element
+ *
+ * @param LP	linked list pool
+ * @param E	element to be returned
+ */
+#define clib_llist_get(LP, E) pool_get (LP, E)
+/**
+ * Free element
+ *
+ * @param LP	linked list pool
+ * @param E	element to be freed
+ */
+#define clib_llist_put(LP, E) pool_put (LP, E)
+/**
+ * Free list supporting container
+ *
+ * @param LP	linked list pool
+ */
+#define clib_llist_free(LP) pool_free (LP)
+/**
+ * Get list elt at index
+ *
+ * @param LP 	linked list pool
+ * @param EI	element index
+ * @return	element
+ */
+#define clib_llist_elt(LP, EI) pool_elt_at_index (LP, EI)
+/**
+ * Get number of elements in supporting container
+ *
+ * This is NOT the elements linked in the list but the number of
+ * elements consumed out of the supporting pool
+ *
+ * @param LP 	linked list pool
+ * @return	number of elements
+ */
+#define clib_llist_elts(LP) pool_elts (LP)
+/**
  * Get prev list entry index
  *
  * @param E	pool entry