init commit

output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Utilities/IO/BaseOutputStream.cs

@@ -0,0 +1,79 @@
+using System;
+using System.IO;
+
+namespace Org.BouncyCastle.Utilities.IO;
+
+public abstract class BaseOutputStream : Stream
+{
+	private bool closed;
+
+	public sealed override bool CanRead => false;
+
+	public sealed override bool CanSeek => false;
+
+	public sealed override bool CanWrite => !closed;
+
+	public sealed override long Length
+	{
+		get
+		{
+			throw new NotSupportedException();
+		}
+	}
+
+	public sealed override long Position
+	{
+		get
+		{
+			throw new NotSupportedException();
+		}
+		set
+		{
+			throw new NotSupportedException();
+		}
+	}
+
+	public override void Close()
+	{
+		closed = true;
+		base.Close();
+	}
+
+	public override void Flush()
+	{
+	}
+
+	public sealed override int Read(byte[] buffer, int offset, int count)
+	{
+		throw new NotSupportedException();
+	}
+
+	public sealed override long Seek(long offset, SeekOrigin origin)
+	{
+		throw new NotSupportedException();
+	}
+
+	public sealed override void SetLength(long value)
+	{
+		throw new NotSupportedException();
+	}
+
+	public override void Write(byte[] buffer, int offset, int count)
+	{
+		int num = offset + count;
+		for (int i = offset; i < num; i++)
+		{
+			WriteByte(buffer[i]);
+		}
+	}
+
+	public virtual void Write(params byte[] buffer)
+	{
+		Write(buffer, 0, buffer.Length);
+	}
+
+	public override void WriteByte(byte b)
+	{
+		Write(new byte[1] { b }, 0, 1);
+	}
+}