add fr_tlist_talloc_free_to_tail()

similar to fr_dlist_talloc_free_to_tail()

diff --git a/src/lib/util/tlist.h b/src/lib/util/tlist.h
index 207205d900e81151bcc5f81daa1810b9f298cb68..adf4e269d5cf0b49d6770f40b3e721b9bf34a4b0 100644 (file)
--- a/src/lib/util/tlist.h
+++ b/src/lib/util/tlist.h
@@ -692,6 +692,25 @@ static inline void *fr_tlist_talloc_free_item(fr_tlist_head_t *list_head, void *
        return prev;
 }
 
+/** Free items in a doubly linked list (with talloc)
+ *
+ * @param[in] head     of list to free.
+ * @param[in] ptr      remove and free from this to the tail.
+ */
+static inline void fr_tlist_talloc_free_to_tail(fr_tlist_head_t *head, void *ptr)
+{
+       void *e = ptr, *p;
+
+       if (!ptr) return;       /* uninitialized means don't do anything */
+
+       while (e) {
+               p = fr_tlist_next(head, e);
+               (void) fr_tlist_remove(head, e);
+               talloc_free(e);
+               e = p;
+       }
+}
+
 /** Free all items in a doubly linked list (with talloc)
  *
  * @param[in] head of list to free.
@@ -1020,6 +1039,9 @@ DIAG_OFF(unused-function) \
 \
        static inline   void _name ## _talloc_free(FR_TLIST_HEAD(_name) *list) \
                {               fr_tlist_talloc_free(&list->head); } \
+\
+       static inline   void _name ## _talloc_free_to_tail(FR_TLIST_HEAD(_name) *list, _element_type *ptr) \
+               {               fr_tlist_talloc_free_to_tail(&list->head, ptr); } \
 \
        static inline   void _name ## _talloc_reverse_free(FR_TLIST_HEAD(_name) *list) \
                {               fr_tlist_talloc_reverse_free(&list->head); } \