Provide ASN1_STRING_get0_data().

3 files changed, 11 insertions, 3 deletions

diff --git a/src/lib/libcrypto/Symbols.list b/src/lib/libcrypto/Symbols.list
index 1cafdf06b4..276c61b3a4 100644
--- a/src/lib/libcrypto/Symbols.list
+++ b/src/lib/libcrypto/Symbols.list
@@ -104,6 +104,7 @@ ASN1_STRING_copy
 ASN1_STRING_data
 ASN1_STRING_dup
 ASN1_STRING_free
+ASN1_STRING_get0_data
 ASN1_STRING_get_default_mask
 ASN1_STRING_length
 ASN1_STRING_length_set
diff --git a/src/lib/libcrypto/asn1/asn1.h b/src/lib/libcrypto/asn1/asn1.h
index da16d5c529..6fc4cd7527 100644
--- a/src/lib/libcrypto/asn1/asn1.h
+++ b/src/lib/libcrypto/asn1/asn1.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: asn1.h,v 1.43 2017/05/06 17:12:59 beck Exp $ */
+/* $OpenBSD: asn1.h,v 1.44 2018/02/14 16:46:04 jsing Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -784,7 +784,8 @@ void ASN1_STRING_set0(ASN1_STRING *str, void *data, int len);
 int ASN1_STRING_length(const ASN1_STRING *x);
 void ASN1_STRING_length_set(ASN1_STRING *x, int n);
 int ASN1_STRING_type(ASN1_STRING *x);
-unsigned char * ASN1_STRING_data(ASN1_STRING *x);
+unsigned char *ASN1_STRING_data(ASN1_STRING *x);
+const unsigned char *ASN1_STRING_get0_data(const ASN1_STRING *x);
 
 ASN1_BIT_STRING *ASN1_BIT_STRING_new(void);
 void ASN1_BIT_STRING_free(ASN1_BIT_STRING *a);
diff --git a/src/lib/libcrypto/asn1/asn1_lib.c b/src/lib/libcrypto/asn1/asn1_lib.c
index 852644a781..970102c213 100644
--- a/src/lib/libcrypto/asn1/asn1_lib.c
+++ b/src/lib/libcrypto/asn1/asn1_lib.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: asn1_lib.c,v 1.39 2017/05/02 03:59:44 deraadt Exp $ */
+/* $OpenBSD: asn1_lib.c,v 1.40 2018/02/14 16:46:04 jsing Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -484,3 +484,9 @@ ASN1_STRING_data(ASN1_STRING *x)
 {
         return (x->data);
 }
+
+const unsigned char *
+ASN1_STRING_get0_data(const ASN1_STRING *x)
+{
+        return (x->data);
+}