Drop BIO_n{read,write}{,0}()

This is one of those strange things that should never have made it into
a security-oriented libraries. From BIO_s_bio.3:

.\" The following non-copying I/O functions are intentionally undocumented
.\" because they seem fragile and unused by anything:

It was used in a single place: the gorgeous ssltest. I'm not smart enough
to follow.  Also:

/* WARNING: The non-copying interface is largely untested as of yet
 * and may contain bugs. */

Oh, really? Into the great bitbucket in the sky you go.

ok jsing

1 files changed, 1 insertions, 5 deletions

diff --git a/src/lib/libcrypto/hidden/openssl/bio.h b/src/lib/libcrypto/hidden/openssl/bio.h
index 46cbdf72fe..f7e7cd3d8e 100644
--- a/src/lib/libcrypto/hidden/openssl/bio.h
+++ b/src/lib/libcrypto/hidden/openssl/bio.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: bio.h,v 1.3 2023/07/28 09:58:30 tb Exp $ */
+/* $OpenBSD: bio.h,v 1.4 2023/07/28 10:13:50 tb Exp $ */
 /*
  * Copyright (c) 2023 Bob Beck <beck@openbsd.org>
  *
@@ -97,10 +97,6 @@ LCRYPTO_USED(BIO_get_retry_BIO);
 LCRYPTO_USED(BIO_get_retry_reason);
 LCRYPTO_USED(BIO_set_retry_reason);
 LCRYPTO_USED(BIO_dup_chain);
-LCRYPTO_USED(BIO_nread0);
-LCRYPTO_USED(BIO_nread);
-LCRYPTO_USED(BIO_nwrite0);
-LCRYPTO_USED(BIO_nwrite);
 LCRYPTO_USED(BIO_debug_callback);
 LCRYPTO_USED(BIO_s_mem);
 LCRYPTO_USED(BIO_new_mem_buf);