From 1f5fb509335da2eee4bf3442afed1d995dc4ec88 Mon Sep 17 00:00:00 2001
From: beck <beck@openbsd.org>
Date: Sat, 8 Jul 2023 11:28:03 +0000
Subject: [PATCH] Hide symbols in txt_db

ok tb@
---
 lib/libcrypto/Symbols.namespace       |  6 +++++
 lib/libcrypto/hidden/openssl/txt_db.h | 35 +++++++++++++++++++++++++++
 lib/libcrypto/txt_db/txt_db.c         |  8 +++++-
 3 files changed, 48 insertions(+), 1 deletion(-)
 create mode 100644 lib/libcrypto/hidden/openssl/txt_db.h

diff --git a/lib/libcrypto/Symbols.namespace b/lib/libcrypto/Symbols.namespace
index b134de290e4..2c5ec993c22 100644
--- a/lib/libcrypto/Symbols.namespace
+++ b/lib/libcrypto/Symbols.namespace
@@ -2249,3 +2249,9 @@ _libre_MD4_Update
 _libre_MD4_Final
 _libre_MD4
 _libre_MD4_Transform
+_libre_TXT_DB_read
+_libre_TXT_DB_write
+_libre_TXT_DB_create_index
+_libre_TXT_DB_free
+_libre_TXT_DB_get_by_index
+_libre_TXT_DB_insert
diff --git a/lib/libcrypto/hidden/openssl/txt_db.h b/lib/libcrypto/hidden/openssl/txt_db.h
new file mode 100644
index 00000000000..f93dbc67d21
--- /dev/null
+++ b/lib/libcrypto/hidden/openssl/txt_db.h
@@ -0,0 +1,35 @@
+/* $OpenBSD: txt_db.h,v 1.1 2023/07/08 11:28:03 beck Exp $ */
+/*
+ * Copyright (c) 2023 Bob Beck <beck@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef _LIBCRYPTO_TXT_DB_H
+#define _LIBCRYPTO_TXT_DB_H
+
+#ifndef _MSC_VER
+#include_next <openssl/txt_db.h>
+#else
+#include "../include/openssl/txt_db.h"
+#endif
+#include "crypto_namespace.h"
+
+LCRYPTO_USED(TXT_DB_read);
+LCRYPTO_USED(TXT_DB_write);
+LCRYPTO_USED(TXT_DB_create_index);
+LCRYPTO_USED(TXT_DB_free);
+LCRYPTO_USED(TXT_DB_get_by_index);
+LCRYPTO_USED(TXT_DB_insert);
+
+#endif /* _LIBCRYPTO_TXT_DB_H */
diff --git a/lib/libcrypto/txt_db/txt_db.c b/lib/libcrypto/txt_db/txt_db.c
index 26df76a9c2a..7d1f82c49d0 100644
--- a/lib/libcrypto/txt_db/txt_db.c
+++ b/lib/libcrypto/txt_db/txt_db.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: txt_db.c,v 1.18 2014/07/11 08:44:49 jsing Exp $ */
+/* $OpenBSD: txt_db.c,v 1.19 2023/07/08 11:28:03 beck Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -184,6 +184,7 @@ err:
 	} else
 		return (ret);
 }
+LCRYPTO_ALIAS(TXT_DB_read);
 
 OPENSSL_STRING *
 TXT_DB_get_by_index(TXT_DB *db, int idx, OPENSSL_STRING *value)
@@ -204,6 +205,7 @@ TXT_DB_get_by_index(TXT_DB *db, int idx, OPENSSL_STRING *value)
 	db->error = DB_ERROR_OK;
 	return (ret);
 }
+LCRYPTO_ALIAS(TXT_DB_get_by_index);
 
 int
 TXT_DB_create_index(TXT_DB *db, int field, int (*qual)(OPENSSL_STRING *),
@@ -241,6 +243,7 @@ TXT_DB_create_index(TXT_DB *db, int field, int (*qual)(OPENSSL_STRING *),
 	db->qual[field] = qual;
 	return (1);
 }
+LCRYPTO_ALIAS(TXT_DB_create_index);
 
 long
 TXT_DB_write(BIO *out, TXT_DB *db)
@@ -291,6 +294,7 @@ err:
 		BUF_MEM_free(buf);
 	return (ret);
 }
+LCRYPTO_ALIAS(TXT_DB_write);
 
 int
 TXT_DB_insert(TXT_DB *db, OPENSSL_STRING *row)
@@ -329,6 +333,7 @@ TXT_DB_insert(TXT_DB *db, OPENSSL_STRING *row)
 err:
 	return (0);
 }
+LCRYPTO_ALIAS(TXT_DB_insert);
 
 void
 TXT_DB_free(TXT_DB *db)
@@ -370,3 +375,4 @@ TXT_DB_free(TXT_DB *db)
 	}
 	free(db);
 }
+LCRYPTO_ALIAS(TXT_DB_free);
-- 
2.20.1