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authorPeter Dettman <peter.dettman@bouncycastle.org>2023-04-11 14:44:47 +0700
committerPeter Dettman <peter.dettman@bouncycastle.org>2023-04-11 14:44:47 +0700
commitfd335142a7a492509dda827ee2b6507a651560b8 (patch)
tree4b8895243d11a29e50ffa3c869ad1507c7358cf0 /crypto/src/util/io/BaseInputStream.cs
parentX509: Signature checks that return bool (diff)
downloadBouncyCastle.NET-ed25519-fd335142a7a492509dda827ee2b6507a651560b8.tar.xz
Platform guards for Stream code
Diffstat (limited to 'crypto/src/util/io/BaseInputStream.cs')
-rw-r--r--crypto/src/util/io/BaseInputStream.cs4
1 files changed, 4 insertions, 0 deletions
diff --git a/crypto/src/util/io/BaseInputStream.cs b/crypto/src/util/io/BaseInputStream.cs
index 8f5265fee..438583c75 100644
--- a/crypto/src/util/io/BaseInputStream.cs
+++ b/crypto/src/util/io/BaseInputStream.cs
@@ -1,7 +1,9 @@
 using System;
 using System.IO;
 using System.Threading;
+#if NETCOREAPP1_0_OR_GREATER || NET45_OR_GREATER || NETSTANDARD1_0_OR_GREATER
 using System.Threading.Tasks;
+#endif
 
 namespace Org.BouncyCastle.Utilities.IO
 {
@@ -19,10 +21,12 @@ namespace Org.BouncyCastle.Utilities.IO
         }
 #endif
 
+#if NETCOREAPP1_0_OR_GREATER || NET45_OR_GREATER || NETSTANDARD1_0_OR_GREATER
         public override Task CopyToAsync(Stream destination, int bufferSize, CancellationToken cancellationToken)
         {
             return Streams.CopyToAsync(this, destination, bufferSize, cancellationToken);
         }
+#endif
 
         public sealed override void Flush() {}
         public sealed override long Length { get { throw new NotSupportedException(); } }