From 1a6ec4dba6f1322011c578d9ef1a3d4898ddfacd Mon Sep 17 00:00:00 2001
From: doug <>
Date: Wed, 17 Jun 2015 07:06:22 +0000
Subject: Add CBS_write_bytes() to copy the remaining CBS bytes to the caller.

This is a common operation when dealing with CBS.

ok miod@ jsing@
---
 src/lib/libssl/bytestring.h | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'src/lib/libssl/bytestring.h')

diff --git a/src/lib/libssl/bytestring.h b/src/lib/libssl/bytestring.h
index 80ca00d77a..2eb18e207d 100644
--- a/src/lib/libssl/bytestring.h
+++ b/src/lib/libssl/bytestring.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: bytestring.h,v 1.10 2015/06/17 07:00:22 doug Exp $	*/
+/*	$OpenBSD: bytestring.h,v 1.11 2015/06/17 07:06:22 doug Exp $	*/
 /*
  * Copyright (c) 2014, Google Inc.
  *
@@ -91,6 +91,14 @@ int CBS_stow(const CBS *cbs, uint8_t **out_ptr, size_t *out_len);
  */
 int CBS_strdup(const CBS *cbs, char **out_ptr);
 
+/*
+ * CBS_write_bytes writes all of the remaining data from |cbs| into |dst|
+ * if it is at most |dst_len| bytes.  If |copied| is not NULL, it will be set
+ * to the amount copied. It returns one on success and zero otherwise.
+ */
+int CBS_write_bytes(const CBS *cbs, uint8_t *dst, size_t dst_len,
+    size_t *copied);
+
 /*
  * CBS_contains_zero_byte returns one if the current contents of |cbs| contains
  * a NUL byte and zero otherwise.
-- 
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