From: EgorBo <egorbo@gmail.com>
Date: Tue, 19 Sep 2017 14:29:34 +0000 (+0300)
Subject: fix for DSA
X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=commitdiff_plain;h=d0c98fab566869e53f008af3db49cac11d92db4c;hp=d0cf2c890aa17bbfc7ceab9167de5cd86f68276a;p=mono.git

fix for DSA
---

diff --git a/mcs/class/corlib/System.Security.Cryptography/DSACryptoServiceProvider.cs b/mcs/class/corlib/System.Security.Cryptography/DSACryptoServiceProvider.cs
index ceef9625fe5..07200f28b4e 100644
--- a/mcs/class/corlib/System.Security.Cryptography/DSACryptoServiceProvider.cs
+++ b/mcs/class/corlib/System.Security.Cryptography/DSACryptoServiceProvider.cs
@@ -114,6 +114,7 @@ namespace System.Security.Cryptography {
 				persisted = true;
 				this.FromXmlString (store.KeyValue);
 			}
+			privateKeyExportable = (parameters.Flags & CspProviderFlags.UseNonExportableKey) == 0;
 		}
 
 		~DSACryptoServiceProvider ()
diff --git a/mcs/class/corlib/Test/System.Security.Cryptography/DSACryptoServiceProviderTest.cs b/mcs/class/corlib/Test/System.Security.Cryptography/DSACryptoServiceProviderTest.cs
index e56a20c75cd..ac005e2711a 100644
--- a/mcs/class/corlib/Test/System.Security.Cryptography/DSACryptoServiceProviderTest.cs
+++ b/mcs/class/corlib/Test/System.Security.Cryptography/DSACryptoServiceProviderTest.cs
@@ -1046,6 +1046,16 @@ public class DSACryptoServiceProviderTest {
 		dsa = new DSACryptoServiceProvider (minKeySize);
 		dsa.ImportCspBlob (blob);
 	}
+
+	[Test] //bug 38054
+	public void NonExportableKeysAreNonExportable ()
+	{
+		var cspParams = new CspParameters (13, null, "Mono1024");
+		cspParams.KeyContainerName = "TestDSAKey";
+		cspParams.Flags = CspProviderFlags.UseNonExportableKey;
+		var rsa = new DSACryptoServiceProvider(cspParams);
+		Assert.Throws<CryptographicException>(() => rsa.ExportParameters(true));
+	}
 }
 
 }