From efbf61787a43b6d1b3a3509ed4e6cf7eb2ee6231 Mon Sep 17 00:00:00 2001
From: doug <>
Date: Fri, 19 Jun 2015 00:23:36 +0000
Subject: Add CBS_dup() to initialize a new CBS with the same values.

This is useful for when you need to check the data ahead and then continue
on from the same spot.

input + ok jsing@ miod@
---
 src/lib/libssl/bs_cbs.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'src/lib/libssl/bs_cbs.c')

diff --git a/src/lib/libssl/bs_cbs.c b/src/lib/libssl/bs_cbs.c
index 45c253cc4b..8173177249 100644
--- a/src/lib/libssl/bs_cbs.c
+++ b/src/lib/libssl/bs_cbs.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: bs_cbs.c,v 1.13 2015/06/17 07:25:56 doug Exp $	*/
+/*	$OpenBSD: bs_cbs.c,v 1.14 2015/06/19 00:23:36 doug Exp $	*/
 /*
  * Copyright (c) 2014, Google Inc.
  *
@@ -32,6 +32,12 @@ CBS_init(CBS *cbs, const uint8_t *data, size_t len)
 	cbs->len = len;
 }
 
+void
+CBS_dup(const CBS *cbs, CBS *out)
+{
+	CBS_init(out, CBS_data(cbs), CBS_len(cbs));
+}
+
 static int
 cbs_get(CBS *cbs, const uint8_t **p, size_t n)
 {
-- 
cgit v1.2.3-55-g6feb