From 81bedda58cfc15f1987aa1952290cf9d87b4d074 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Thu, 30 Apr 2015 13:04:16 -0400
Subject: [PATCH] New API: hb_buffer_reverse_range()

---
 src/hb-buffer.cc | 17 +++++++++++++++++
 src/hb-buffer.h  |  4 ++++
 2 files changed, 21 insertions(+)

diff --git a/src/hb-buffer.cc b/src/hb-buffer.cc
index 0543073cf..88892d0d5 100644
--- a/src/hb-buffer.cc
+++ b/src/hb-buffer.cc
@@ -1282,6 +1282,23 @@ hb_buffer_reverse (hb_buffer_t *buffer)
   buffer->reverse ();
 }
 
+/**
+ * hb_buffer_reverse_range:
+ * @buffer: a buffer.
+ * @start: start index.
+ * @end: end index.
+ *
+ * Reverses buffer contents between  start to end.
+ *
+ * Since: 1.0
+ **/
+void
+hb_buffer_reverse_range (hb_buffer_t *buffer,
+			 unsigned int start, unsigned int end)
+{
+  buffer->reverse_range (start, end);
+}
+
 /**
  * hb_buffer_reverse_clusters:
  * @buffer: a buffer.
diff --git a/src/hb-buffer.h b/src/hb-buffer.h
index e5b46d867..520141b8a 100644
--- a/src/hb-buffer.h
+++ b/src/hb-buffer.h
@@ -221,6 +221,10 @@ hb_buffer_allocation_successful (hb_buffer_t  *buffer);
 void
 hb_buffer_reverse (hb_buffer_t *buffer);
 
+void
+hb_buffer_reverse_range (hb_buffer_t *buffer,
+			 unsigned int start, unsigned int end);
+
 void
 hb_buffer_reverse_clusters (hb_buffer_t *buffer);