From 03919683f9bade36ef1b58e64638ac3ccbbf371a Mon Sep 17 00:00:00 2001
From: "Dr. Stephen Henson" <steve@openssl.org>
Date: Sun, 7 May 2006 17:09:39 +0000
Subject: Add support for default public key digest type ctrl.

---
 crypto/asn1/a_sign.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'crypto/asn1/a_sign.c')

diff --git a/crypto/asn1/a_sign.c b/crypto/asn1/a_sign.c
index c98dc7c332..ff63bfc7be 100644
--- a/crypto/asn1/a_sign.c
+++ b/crypto/asn1/a_sign.c
@@ -222,6 +222,19 @@ int ASN1_item_sign(const ASN1_ITEM *it, X509_ALGOR *algor1, X509_ALGOR *algor2,
 	int inl=0,outl=0,outll=0;
 	int signid, paramtype;
 
+	if (type == NULL)
+		{
+		int def_nid;
+		if (EVP_PKEY_get_default_digest_nid(pkey, &def_nid) > 0)
+			type = EVP_get_digestbynid(def_nid);
+		}
+
+	if (type == NULL)
+		{
+		ASN1err(ASN1_F_ASN1_ITEM_SIGN, ASN1_R_NO_DEFAULT_DIGEST);
+		return 0;
+		}
+
 	if (type->flags & EVP_MD_FLAG_PKEY_METHOD_SIGNATURE)
 		{
 		if (!pkey->ameth ||
-- 
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