From e3c116b2009753a1be6fac98f5252a78f2cc3a6a Mon Sep 17 00:00:00 2001
From: schwarze <schwarze@openbsd.org>
Date: Thu, 15 Feb 2018 00:15:29 +0000
Subject: [PATCH] In asn1.h rev. 1.44 2018/02/14 16:46:04, jsing@ provided
 ASN1_STRING_get0_data(3). Merge the corresponding documentation from OpenSSL.

---
 lib/libcrypto/man/ASN1_STRING_length.3 | 33 +++++++++++++++++++-------
 1 file changed, 25 insertions(+), 8 deletions(-)

diff --git a/lib/libcrypto/man/ASN1_STRING_length.3 b/lib/libcrypto/man/ASN1_STRING_length.3
index 398d49eee47..255daec9c6f 100644
--- a/lib/libcrypto/man/ASN1_STRING_length.3
+++ b/lib/libcrypto/man/ASN1_STRING_length.3
@@ -1,6 +1,5 @@
-.\" $OpenBSD: ASN1_STRING_length.3,v 1.7 2018/02/12 15:45:12 schwarze Exp $
-.\" full merge up to: OpenSSL 99d63d46 Tue Jun 21 07:03:34 2016 -0400
-.\" selective merge up to: OpenSSL 61f805c1 Jan 16 01:01:46 2018 +0800
+.\" $OpenBSD: ASN1_STRING_length.3,v 1.8 2018/02/15 00:15:29 schwarze Exp $
+.\" full merge up to: OpenSSL 61f805c1 Jan 16 01:01:46 2018 +0800
 .\"
 .\" This file is a derived work.
 .\" The changes are covered by the following Copyright and license:
@@ -67,13 +66,14 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 .\" OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: February 12 2018 $
+.Dd $Mdocdate: February 15 2018 $
 .Dt ASN1_STRING_LENGTH 3
 .Os
 .Sh NAME
 .Nm ASN1_STRING_cmp ,
 .Nm ASN1_STRING_data ,
 .Nm ASN1_STRING_dup ,
+.Nm ASN1_STRING_get0_data ,
 .Nm ASN1_STRING_length ,
 .Nm ASN1_STRING_length_set ,
 .Nm ASN1_STRING_set ,
@@ -95,6 +95,10 @@
 .Fo ASN1_STRING_dup
 .Fa "ASN1_STRING *a"
 .Fc
+.Ft const unsigned char *
+.Fo ASN1_STRING_get0_data
+.Fa "const ASN1_STRING *x"
+.Fc
 .Ft int
 .Fo ASN1_STRING_length
 .Fa "ASN1_STRING *x"
@@ -131,14 +135,23 @@ and
 .Fa b .
 .Pp
 .Fn ASN1_STRING_data
-returns an internal pointer to the data of
-.Fa x .
-It should not be freed or modified in any way.
+is similar to
+.Fn ASN1_STRING_get0_data
+except that the returned value is not constant.
+This function is deprecated.
+Applications should use
+.Fn ASN1_STRING_get0_data
+instead.
 .Pp
 .Fn ASN1_STRING_dup
 copies
 .Fa a .
 .Pp
+.Fn ASN1_STRING_get0_data
+returns an internal pointer to the data of
+.Fa x .
+It should not be freed or modified in any way.
+.Pp
 .Fn ASN1_STRING_length
 returns the length attribute of
 .Fa x ,
@@ -220,6 +233,8 @@ types: the relevant INTEGER or ENUMERATED utility functions should
 be used instead.
 .Pp
 In general it cannot be assumed that the data returned by
+.Fn ASN1_STRING_get0_data
+and
 .Fn ASN1_STRING_data
 is NUL terminated, and it may contain embedded NUL characters.
 The format of the data depends on the string type:
@@ -246,7 +261,9 @@ In contrast to
 the sign of the return value does not indicate lexicographical ordering.
 .Pp
 .Fn ASN1_STRING_data
-returns an internal pointer to the data of
+and
+.Fn ASN1_STRING_get0_data
+return an internal pointer to the data of
 .Fa x .
 .Pp
 .Fn ASN1_STRING_dup
-- 
2.20.1