Make EVP_CIPHER_[gs]et_asn1_iv() local to evp_cipher

These formerly public functions have only ever been called from
EVP_CIPHER_asn1_to_param() and EVP_CPIHER_param_to_asn1(), either
directly if the EVP_CIPH_FLAG_DEFAULT_ASN1 flag is set, or indirectly
when set as the .[gs]et_asn1_parameters() method of the EVP_CIPHER.
This commit removes their use in .[gs]et_asn1_parameters() dating back
to long before the EVP_CIPH_FLAG_DEFAULT_ASN1 was introduced in 2010.

This way the only remaining consumer of .[gs]et_asn1_parameters() is RC2.

ok jsing

1 files changed, 3 insertions, 3 deletions

diff --git a/src/lib/libcrypto/evp/evp_cipher.c b/src/lib/libcrypto/evp/evp_cipher.c
index 09e6a881cf..b60f3ca78a 100644
--- a/src/lib/libcrypto/evp/evp_cipher.c
+++ b/src/lib/libcrypto/evp/evp_cipher.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: evp_cipher.c,v 1.25 2025/05/26 12:58:42 tb Exp $ */
+/* $OpenBSD: evp_cipher.c,v 1.26 2025/05/27 03:58:12 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -947,7 +947,7 @@ LCRYPTO_ALIAS(EVP_CIPHER_CTX_flags);
  * Used by CMS and its predecessors. Only RC2 has a custom method.
  */
 
-int
+static int
 EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *ctx, ASN1_TYPE *type)
 {
         int iv_len;
@@ -981,7 +981,7 @@ EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *ctx, ASN1_TYPE *type)
         return -1;
 }
 
-int
+static int
 EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *ctx, ASN1_TYPE *type)
 {
         int iv_len;