Remove ASN1_OBJECT internals from public visibility.

Move the struct declaration to asn1_locl.h and add a forward
declaration to ossl_typ.h. This makes struct visibility in the
asn1 headers match OpenSSL.

ok inoguchi jsing

3 files changed, 19 insertions, 17 deletions

diff --git a/lib/libcrypto/asn1/asn1.h b/lib/libcrypto/asn1/asn1.h
index e850f2b8019..2e854f511ef 100644
--- a/lib/libcrypto/asn1/asn1.h
+++ b/lib/libcrypto/asn1/asn1.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: asn1.h,v 1.59 2022/01/14 07:57:17 tb Exp $ */
+/* $OpenBSD: asn1.h,v 1.60 2022/01/14 08:09:18 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -162,20 +162,6 @@ DECLARE_STACK_OF(X509_ALGOR)
 #define DECLARE_ASN1_SET_OF(type) /* filled in by mkstack.pl */
 #define IMPLEMENT_ASN1_SET_OF(type) /* nothing, no longer needed */
 
-/* These are used internally in the ASN1_OBJECT to keep track of
- * whether the names and data need to be free()ed */
-#define ASN1_OBJECT_FLAG_DYNAMIC	 0x01	/* internal use */
-#define ASN1_OBJECT_FLAG_CRITICAL	 0x02	/* critical x509v3 object id */
-#define ASN1_OBJECT_FLAG_DYNAMIC_STRINGS 0x04	/* internal use */
-#define ASN1_OBJECT_FLAG_DYNAMIC_DATA 	 0x08	/* internal use */
-typedef struct asn1_object_st {
-	const char *sn, *ln;
-	int nid;
-	int length;
-	const unsigned char *data;	/* data remains const after init */
-	int flags;	/* Should we free this one */
-} ASN1_OBJECT;
-
 #define ASN1_STRING_FLAG_BITS_LEFT 0x08 /* Set if 0x07 has bits left value */
 /* This indicates that the ASN1_STRING is not a real value but just a place
  * holder for the location where indefinite length constructed data should
diff --git a/lib/libcrypto/asn1/asn1_locl.h b/lib/libcrypto/asn1/asn1_locl.h
index 76b165e77fc..cca92aa6860 100644
--- a/lib/libcrypto/asn1/asn1_locl.h
+++ b/lib/libcrypto/asn1/asn1_locl.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: asn1_locl.h,v 1.17 2022/01/10 12:10:26 tb Exp $ */
+/* $OpenBSD: asn1_locl.h,v 1.18 2022/01/14 08:09:18 tb Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 2006.
  */
@@ -65,6 +65,20 @@ __BEGIN_HIDDEN_DECLS
 ASN1_TYPE *ASN1_TYPE_pack_sequence(const ASN1_ITEM *it, void *s, ASN1_TYPE **t);
 void *ASN1_TYPE_unpack_sequence(const ASN1_ITEM *it, const ASN1_TYPE *t);
 
+/* These are used internally in the ASN1_OBJECT to keep track of
+ * whether the names and data need to be free()ed */
+#define ASN1_OBJECT_FLAG_DYNAMIC	 0x01	/* internal use */
+#define ASN1_OBJECT_FLAG_CRITICAL	 0x02	/* critical x509v3 object id */
+#define ASN1_OBJECT_FLAG_DYNAMIC_STRINGS 0x04	/* internal use */
+#define ASN1_OBJECT_FLAG_DYNAMIC_DATA	 0x08	/* internal use */
+struct asn1_object_st {
+	const char *sn, *ln;
+	int nid;
+	int length;
+	const unsigned char *data;	/* data remains const after init */
+	int flags;	/* Should we free this one */
+} /* ASN1_OBJECT */;
+
 /* ASN1 print context structure */
 
 struct asn1_pctx_st {
diff --git a/lib/libcrypto/ossl_typ.h b/lib/libcrypto/ossl_typ.h
index 9a1101d3876..c4dd11eab25 100644
--- a/lib/libcrypto/ossl_typ.h
+++ b/lib/libcrypto/ossl_typ.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: ossl_typ.h,v 1.16 2021/12/12 21:35:46 tb Exp $ */
+/* $OpenBSD: ossl_typ.h,v 1.17 2022/01/14 08:09:18 tb Exp $ */
 /* ====================================================================
  * Copyright (c) 1998-2001 The OpenSSL Project.  All rights reserved.
  *
@@ -77,6 +77,8 @@ typedef struct asn1_string_st ASN1_STRING;
 typedef int ASN1_BOOLEAN;
 typedef int ASN1_NULL;
 
+typedef struct asn1_object_st ASN1_OBJECT;
+
 typedef struct ASN1_ITEM_st ASN1_ITEM;
 typedef struct asn1_pctx_st ASN1_PCTX;