X-Git-Url: http://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftlist%2Ftlist.h;h=28978514678d99a7df24ca66872465cf0cea3586;hp=937a834c0184fb4d54928ca57db9668a929b1f8c;hb=d81e79b8dfdfb0da8766c022e767a5b040e5d07b;hpb=c23a40c7f1ac9fad0146b46988a41f196aae933f

diff --git a/ccan/tlist/tlist.h b/ccan/tlist/tlist.h
index 937a834c..28978514 100644
--- a/ccan/tlist/tlist.h
+++ b/ccan/tlist/tlist.h
@@ -213,6 +213,30 @@
 		    (char *)(&(h)->_tcon[0].canary->member) -		\
 		    (char *)((h)->_tcon[0].canary)))
 
+/**
+ * tlist_next - get the next entry in a list
+ * @h: the tlist
+ * @n: the list element
+ * @member: the list_node member of the type
+ *
+ * Returns the element of list @h immediately after @n, or NULL, if @n
+ * is the last element in the list.
+ */
+#define tlist_next(h, n, member)					\
+	list_next(tlist_raw((h), (n)), (n), member)
+
+/**
+ * tlist_prev - get the previous entry in a list
+ * @h: the tlist
+ * @n: the list element
+ * @member: the list_node member of the type
+ *
+ * Returns the element of list @h immediately before @n, or NULL, if
+ * @n is the first element in the list.
+ */
+#define tlist_prev(h, n, member)					\
+	list_prev(tlist_raw((h), (n)), (n), member)
+
 /**
  * tlist_for_each - iterate through a list.
  * @h: the tlist