From: Alan T. DeKok <aland@freeradius.org>
Date: Tue, 16 Aug 2022 13:12:36 +0000 (-0400)
Subject: add API to get parent VP from list.
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=72c47cb7a2d1e6ef40b163e15aec5517a2f30a21;p=thirdparty%2Ffreeradius-server.git

add API to get parent VP from list.
---

diff --git a/src/lib/util/pair.c b/src/lib/util/pair.c
index fc16a23f251..09c45e8553f 100644
--- a/src/lib/util/pair.c
+++ b/src/lib/util/pair.c
@@ -843,6 +843,18 @@ fr_pair_t *fr_pair_parent(fr_pair_t const *vp)
 	return (fr_pair_t *) (UNCONST(uint8_t *, list) - offsetof(fr_pair_t, vp_group));
 }
 
+/** Return a pointer to the parent pair which contains this list.
+ *
+ */
+fr_pair_t *fr_pair_list_parent(fr_pair_list_t const *list)
+{
+	if (!list) return NULL;
+
+	if (!list->is_child) return NULL;
+
+	return (fr_pair_t *) (UNCONST(uint8_t *, list) - offsetof(fr_pair_t, vp_group));
+}
+
 /** Keep attr tree and sublists synced on cursor insert
  *
  * @param[in] list	Underlying order list from the fr_pair_list_t.
diff --git a/src/lib/util/pair.h b/src/lib/util/pair.h
index 194c519a72b..ae295d4bd04 100644
--- a/src/lib/util/pair.h
+++ b/src/lib/util/pair.h
@@ -454,6 +454,8 @@ fr_pair_list_t	*fr_pair_parent_list(fr_pair_t const *vp);
 
 fr_pair_t	*fr_pair_parent(fr_pair_t const *vp);
 
+fr_pair_t	*fr_pair_list_parent(fr_pair_list_t const *list);
+
 void		fr_pair_flatten(fr_pair_t *vp)  CC_HINT(nonnull);
 
 int		fr_pair_unflatten(fr_pair_t *vp)  CC_HINT(nonnull);