diff --git a/crypto/src/security/DotNetUtilities.cs b/crypto/src/security/DotNetUtilities.cs
index ccfb2b2b8..3a7c5f0cb 100644
--- a/crypto/src/security/DotNetUtilities.cs
+++ b/crypto/src/security/DotNetUtilities.cs
@@ -18,9 +18,6 @@ namespace Org.BouncyCastle.Security
/// <summary>
/// A class containing methods to interface the BouncyCastle world to the .NET Crypto world.
/// </summary>
-#if NET5_0_OR_GREATER
- [SupportedOSPlatform("windows")]
-#endif
public static class DotNetUtilities
{
/// <summary>
@@ -153,33 +150,51 @@ namespace Org.BouncyCastle.Security
throw new ArgumentException("Unsupported algorithm specified", "privateKey");
}
+#if NET5_0_OR_GREATER
+ [SupportedOSPlatform("windows")]
+#endif
public static RSA ToRSA(RsaKeyParameters rsaKey)
{
// TODO This appears to not work for private keys (when no CRT info)
return CreateRSAProvider(ToRSAParameters(rsaKey));
}
+#if NET5_0_OR_GREATER
+ [SupportedOSPlatform("windows")]
+#endif
public static RSA ToRSA(RsaKeyParameters rsaKey, CspParameters csp)
{
// TODO This appears to not work for private keys (when no CRT info)
return CreateRSAProvider(ToRSAParameters(rsaKey), csp);
}
+#if NET5_0_OR_GREATER
+ [SupportedOSPlatform("windows")]
+#endif
public static RSA ToRSA(RsaPrivateCrtKeyParameters privKey)
{
return CreateRSAProvider(ToRSAParameters(privKey));
}
+#if NET5_0_OR_GREATER
+ [SupportedOSPlatform("windows")]
+#endif
public static RSA ToRSA(RsaPrivateCrtKeyParameters privKey, CspParameters csp)
{
return CreateRSAProvider(ToRSAParameters(privKey), csp);
}
+#if NET5_0_OR_GREATER
+ [SupportedOSPlatform("windows")]
+#endif
public static RSA ToRSA(RsaPrivateKeyStructure privKey)
{
return CreateRSAProvider(ToRSAParameters(privKey));
}
+#if NET5_0_OR_GREATER
+ [SupportedOSPlatform("windows")]
+#endif
public static RSA ToRSA(RsaPrivateKeyStructure privKey, CspParameters csp)
{
return CreateRSAProvider(ToRSAParameters(privKey), csp);
@@ -229,6 +244,9 @@ namespace Org.BouncyCastle.Security
return BigIntegers.AsUnsignedByteArray(size, n);
}
+#if NET5_0_OR_GREATER
+ [SupportedOSPlatform("windows")]
+#endif
private static RSACryptoServiceProvider CreateRSAProvider(RSAParameters rp)
{
CspParameters csp = new CspParameters();
@@ -236,6 +254,9 @@ namespace Org.BouncyCastle.Security
return CreateRSAProvider(rp, csp);
}
+#if NET5_0_OR_GREATER
+ [SupportedOSPlatform("windows")]
+#endif
private static RSACryptoServiceProvider CreateRSAProvider(RSAParameters rp, CspParameters csp)
{
RSACryptoServiceProvider rsaCsp = new RSACryptoServiceProvider(csp);
diff --git a/crypto/test/src/security/test/TestDotNetUtil.cs b/crypto/test/src/security/test/TestDotNetUtil.cs
index 3ca3efdbb..b83a94a36 100644
--- a/crypto/test/src/security/test/TestDotNetUtil.cs
+++ b/crypto/test/src/security/test/TestDotNetUtil.cs
@@ -20,12 +20,13 @@ using Org.BouncyCastle.X509;
namespace Org.BouncyCastle.Security.Tests
{
[TestFixture]
-#if NET5_0_OR_GREATER
- [SupportedOSPlatform("windows")]
-#endif
public class TestDotNetUtilities
{
- [Test]
+//#if NET5_0_OR_GREATER
+#if NET6_0_OR_GREATER
+ [SupportedOSPlatform("windows")]
+#endif
+ [Test]
public void TestRsaInterop()
{
for (int i = 0; i < 100; ++i)
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