From: tb <tb@openbsd.org>
Date: Wed, 5 Jan 2022 20:22:26 +0000 (+0000)
Subject: Prepare to provide BIO_set_next().
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=05505beb86b46bbe7644ab2cd4bf89845133ba1b;p=openbsd

Prepare to provide BIO_set_next().

This will be needed in libssl and freerdp after the next bump.

ok inoguchi jsing
---

diff --git a/lib/libcrypto/bio/bio.h b/lib/libcrypto/bio/bio.h
index b147e13e5f2..9697c8ad3b9 100644
--- a/lib/libcrypto/bio/bio.h
+++ b/lib/libcrypto/bio/bio.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: bio.h,v 1.48 2021/11/29 18:37:34 tb Exp $ */
+/* $OpenBSD: bio.h,v 1.49 2022/01/05 20:22:26 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -632,6 +632,9 @@ BIO *	BIO_pop(BIO *b);
 void	BIO_free_all(BIO *a);
 BIO *	BIO_find_type(BIO *b, int bio_type);
 BIO *	BIO_next(BIO *b);
+#if defined(LIBRESSL_OPAQUE_BIO) || defined(LIBRESSL_CRYPTO_INTERNAL)
+void	BIO_set_next(BIO *b, BIO *next);
+#endif
 BIO *	BIO_get_retry_BIO(BIO *bio, int *reason);
 int	BIO_get_retry_reason(BIO *bio);
 BIO *	BIO_dup_chain(BIO *in);
diff --git a/lib/libcrypto/bio/bio_lib.c b/lib/libcrypto/bio/bio_lib.c
index 85eb0f0c772..51289ad2951 100644
--- a/lib/libcrypto/bio/bio_lib.c
+++ b/lib/libcrypto/bio/bio_lib.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: bio_lib.c,v 1.31 2021/12/09 15:28:58 schwarze Exp $ */
+/* $OpenBSD: bio_lib.c,v 1.32 2022/01/05 20:22:26 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -588,6 +588,12 @@ BIO_next(BIO *b)
 	return b->next_bio;
 }
 
+void
+BIO_set_next(BIO *b, BIO *next)
+{
+	b->next_bio = next;
+}
+
 void
 BIO_free_all(BIO *bio)
 {