From 44288db4414158ac9b98a507b15e81d0d3c66ca6 Mon Sep 17 00:00:00 2001 From: Peter Dettman Date: Fri, 28 Jun 2013 15:26:06 +0700 Subject: Initial import of old CVS repository --- crypto/src/util/io/BaseOutputStream.cs | 47 ++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 crypto/src/util/io/BaseOutputStream.cs (limited to 'crypto/src/util/io/BaseOutputStream.cs') diff --git a/crypto/src/util/io/BaseOutputStream.cs b/crypto/src/util/io/BaseOutputStream.cs new file mode 100644 index 000000000..6e6c6d346 --- /dev/null +++ b/crypto/src/util/io/BaseOutputStream.cs @@ -0,0 +1,47 @@ +using System; +using System.Diagnostics; +using System.IO; + +namespace Org.BouncyCastle.Utilities.IO +{ + public abstract class BaseOutputStream : Stream + { + private bool closed; + + public sealed override bool CanRead { get { return false; } } + public sealed override bool CanSeek { get { return false; } } + public sealed override bool CanWrite { get { return !closed; } } + public override void Close() { closed = true; } + public override void Flush() {} + public sealed override long Length { get { throw new NotSupportedException(); } } + public sealed override long Position + { + get { throw new NotSupportedException(); } + set { throw new NotSupportedException(); } + } + 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) + { + Debug.Assert(buffer != null); + Debug.Assert(0 <= offset && offset <= buffer.Length); + Debug.Assert(count >= 0); + + int end = offset + count; + + Debug.Assert(0 <= end && end <= buffer.Length); + + for (int i = offset; i < end; ++i) + { + this.WriteByte(buffer[i]); + } + } + + public virtual void Write(params byte[] buffer) + { + Write(buffer, 0, buffer.Length); + } + } +} -- cgit 1.4.1