From 61245bc14eaa69113e7e0d90478a440907dc6943 Mon Sep 17 00:00:00 2001
From: Jukka Rissanen <jukka.rissanen@linux.intel.com>
Date: Mon, 14 Jul 2014 18:29:04 +0300
Subject: [PATCH] ie: Adding function to recurse when reading

This function is needed when building recursive IE.
---
 src/ie.c | 8 ++++++++
 src/ie.h | 2 ++
 2 files changed, 10 insertions(+)

diff --git a/src/ie.c b/src/ie.c
index 8ee0c77b..22b03663 100644
--- a/src/ie.c
+++ b/src/ie.c
@@ -37,6 +37,14 @@ void ie_tlv_iter_init(struct ie_tlv_iter *iter, const unsigned char *tlv,
 	iter->pos = 0;
 }
 
+void ie_tlv_iter_recurse(struct ie_tlv_iter *iter,
+				struct ie_tlv_iter *recurse)
+{
+	recurse->tlv = iter->data;
+	recurse->max = iter->len;
+	recurse->pos = 0;
+}
+
 unsigned int ie_tlv_iter_get_tag(struct ie_tlv_iter *iter)
 {
 	return iter->tag;
diff --git a/src/ie.h b/src/ie.h
index 8b3faa7f..239649b9 100644
--- a/src/ie.h
+++ b/src/ie.h
@@ -165,5 +165,7 @@ struct ie_tlv_iter {
 
 void ie_tlv_iter_init(struct ie_tlv_iter *iter, const unsigned char *tlv,
 			unsigned int len);
+void ie_tlv_iter_recurse(struct ie_tlv_iter *iter,
+			struct ie_tlv_iter *recurse);
 unsigned int ie_tlv_iter_get_tag(struct ie_tlv_iter *iter);
 bool ie_tlv_iter_next(struct ie_tlv_iter *iter);