Add consts to EVP_PKEY_asn1_set_private()

Requires adding a const to the priv_decode() member of
EVP_PKEY_ASN1_METHOD and adjusting all *_priv_decode()
functions. All this is already documented this way.

tested in a bulk build by sthen
ok jsing

1 files changed, 2 insertions, 2 deletions

diff --git a/src/lib/libcrypto/evp/evp.h b/src/lib/libcrypto/evp/evp.h
index 0ec0431bc7..1684b13e49 100644
--- a/src/lib/libcrypto/evp/evp.h
+++ b/src/lib/libcrypto/evp/evp.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: evp.h,v 1.67 2018/08/24 19:45:11 tb Exp $ */
+/* $OpenBSD: evp.h,v 1.68 2018/08/24 20:22:15 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -1012,7 +1012,7 @@ void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
     int (*pkey_size)(const EVP_PKEY *pk),
     int (*pkey_bits)(const EVP_PKEY *pk));
 void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
-    int (*priv_decode)(EVP_PKEY *pk, PKCS8_PRIV_KEY_INFO *p8inf),
+    int (*priv_decode)(EVP_PKEY *pk, const PKCS8_PRIV_KEY_INFO *p8inf),
     int (*priv_encode)(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk),
     int (*priv_print)(BIO *out, const EVP_PKEY *pkey, int indent,
     ASN1_PCTX *pctx));