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/dh/dh_ameth.c b/src/lib/libcrypto/dh/dh_ameth.c
index 6c6b8455fe..5054d17a3f 100644
--- a/src/lib/libcrypto/dh/dh_ameth.c
+++ b/src/lib/libcrypto/dh/dh_ameth.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: dh_ameth.c,v 1.16 2018/08/24 20:17:33 tb Exp $ */
+/* $OpenBSD: dh_ameth.c,v 1.17 2018/08/24 20:22:15 tb Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 2006.
  */
@@ -180,7 +180,7 @@ err:
  */
         
 static int
-dh_priv_decode(EVP_PKEY *pkey, PKCS8_PRIV_KEY_INFO *p8)
+dh_priv_decode(EVP_PKEY *pkey, const PKCS8_PRIV_KEY_INFO *p8)
 {
         const unsigned char *p, *pm;
         int pklen, pmlen;