From c0b31ccb87679783c355616aa7c6c6e97eeb9c5d Mon Sep 17 00:00:00 2001
From: "Dr. Stephen Henson" <steve@openssl.org>
Date: Sun, 11 Mar 2012 13:40:05 +0000
Subject: [PATCH] PR: 2744 Submitted by: Dmitry Belyavsky <beldmit@gmail.com>

CMS support for ccgost engine
---
 engines/ccgost/gost_ameth.c | 37 +++++++++++++++++++++++++++++++++++++
 engines/ccgost/gost_pmeth.c |  6 ++++++
 2 files changed, 43 insertions(+)

diff --git a/engines/ccgost/gost_ameth.c b/engines/ccgost/gost_ameth.c
index e6c2839e5f..2cde1fcfd9 100644
--- a/engines/ccgost/gost_ameth.c
+++ b/engines/ccgost/gost_ameth.c
@@ -13,6 +13,9 @@
 #include <openssl/engine.h>
 #include <openssl/evp.h>
 #include <openssl/asn1.h>
+#ifndef OPENSSL_NO_CMS
+#include <openssl/cms.h>
+#endif
 #include "gost_params.h"
 #include "gost_lcl.h"
 #include "e_gost_err.h"
@@ -230,6 +233,24 @@ static int pkey_ctrl_gost(EVP_PKEY *pkey, int op,
 				X509_ALGOR_set0(alg2, OBJ_nid2obj(nid), V_ASN1_NULL, 0);
 				}
 			return 1;
+#ifndef OPENSSL_NO_CMS
+		case ASN1_PKEY_CTRL_CMS_SIGN:
+			if (arg1 == 0) 
+				{
+				X509_ALGOR *alg1 = NULL, *alg2 = NULL;
+				int nid = EVP_PKEY_base_id(pkey);
+				CMS_SignerInfo_get0_algs((CMS_SignerInfo *)arg2, 
+					NULL, NULL, &alg1, &alg2);
+				X509_ALGOR_set0(alg1, OBJ_nid2obj(NID_id_GostR3411_94),
+					V_ASN1_NULL, 0);
+				if (nid == NID_undef) 
+					{
+					return (-1);
+					}
+				X509_ALGOR_set0(alg2, OBJ_nid2obj(nid), V_ASN1_NULL, 0);
+				}
+			return 1;
+#endif
 		case ASN1_PKEY_CTRL_PKCS7_ENCRYPT:
 			if (arg1 == 0)
 				{
@@ -244,6 +265,22 @@ static int pkey_ctrl_gost(EVP_PKEY *pkey, int op,
 					V_ASN1_SEQUENCE, params);
 				}
 			return 1;
+#ifndef OPENSSL_NO_CMS
+		case ASN1_PKEY_CTRL_CMS_ENVELOPE:
+			if (arg1 == 0)
+				{
+				X509_ALGOR *alg;
+				ASN1_STRING * params = encode_gost_algor_params(pkey);
+				if (!params) 
+					{
+					return -1;
+					}
+				CMS_RecipientInfo_ktri_get0_algs((CMS_RecipientInfo *)arg2, NULL, NULL, &alg);
+				X509_ALGOR_set0(alg, OBJ_nid2obj(pkey->type),
+					V_ASN1_SEQUENCE, params);
+				}
+			return 1;
+#endif
 		case ASN1_PKEY_CTRL_DEFAULT_MD_NID:
 			*(int *)arg2 = NID_id_GostR3411_94;
 			return 2;
diff --git a/engines/ccgost/gost_pmeth.c b/engines/ccgost/gost_pmeth.c
index 0bd08e9301..f91c9b1939 100644
--- a/engines/ccgost/gost_pmeth.c
+++ b/engines/ccgost/gost_pmeth.c
@@ -89,6 +89,12 @@ static int pkey_gost_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
 		case EVP_PKEY_CTRL_PKCS7_ENCRYPT:
 		case EVP_PKEY_CTRL_PKCS7_DECRYPT:
 		case EVP_PKEY_CTRL_PKCS7_SIGN:
+		case EVP_PKEY_CTRL_DIGESTINIT:
+#ifndef OPENSSL_NO_CMS		
+		case EVP_PKEY_CTRL_CMS_ENCRYPT:
+		case EVP_PKEY_CTRL_CMS_DECRYPT:
+		case EVP_PKEY_CTRL_CMS_SIGN:
+#endif		
 			return 1;
 
 		case EVP_PKEY_CTRL_GOST_PARAMSET:
-- 
2.40.0