Make ASN.1 BIO internal

With every bump we can remove a bit more of the ASN.1 BIO and the
streaming interface. At some point enough will be internal so that
we can rewrite it and bring it in a shape where mere mortals can
follow all the twists and turns. This is the next step: BIO_f_asn1(3)
goes away and takes BIO_asn1_{get,set}_{prefix,suffix}() with it,
a bunch of functions helping along in a write-after-free recently.
The getters go away, the setters stay for now.

ok jsing

1 files changed, 1 insertions, 3 deletions

diff --git a/lib/libcrypto/asn1/asn1.h b/lib/libcrypto/asn1/asn1.h
index 5be4668be0a..fbc5d098d8b 100644
--- a/lib/libcrypto/asn1/asn1.h
+++ b/lib/libcrypto/asn1/asn1.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: asn1.h,v 1.76 2023/04/25 19:08:30 tb Exp $ */
+/* $OpenBSD: asn1.h,v 1.77 2023/07/28 09:58:30 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -922,8 +922,6 @@ void ASN1_PCTX_set_oid_flags(ASN1_PCTX *p, unsigned long flags);
 unsigned long ASN1_PCTX_get_str_flags(const ASN1_PCTX *p);
 void ASN1_PCTX_set_str_flags(ASN1_PCTX *p, unsigned long flags);
 
-const BIO_METHOD *BIO_f_asn1(void);
-
 int SMIME_crlf_copy(BIO *in, BIO *out, int flags);
 int SMIME_text(BIO *in, BIO *out);