48 lines
1.6 KiB
C#
48 lines
1.6 KiB
C#
using System;
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using System.Diagnostics;
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using System.IO;
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namespace Org.BouncyCastle.Utilities.IO
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{
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public abstract class BaseOutputStream : Stream
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{
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private bool closed;
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public sealed override bool CanRead { get { return false; } }
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public sealed override bool CanSeek { get { return false; } }
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public sealed override bool CanWrite { get { return !closed; } }
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public override void Close() { closed = true; }
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public override void Flush() {}
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public sealed override long Length { get { throw new NotSupportedException(); } }
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public sealed override long Position
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{
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get { throw new NotSupportedException(); }
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set { throw new NotSupportedException(); }
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}
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public sealed override int Read(byte[] buffer, int offset, int count) { throw new NotSupportedException(); }
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public sealed override long Seek(long offset, SeekOrigin origin) { throw new NotSupportedException(); }
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public sealed override void SetLength(long value) { throw new NotSupportedException(); }
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public override void Write(byte[] buffer, int offset, int count)
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{
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Debug.Assert(buffer != null);
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Debug.Assert(0 <= offset && offset <= buffer.Length);
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Debug.Assert(count >= 0);
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int end = offset + count;
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Debug.Assert(0 <= end && end <= buffer.Length);
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for (int i = offset; i < end; ++i)
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{
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this.WriteByte(buffer[i]);
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}
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}
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public virtual void Write(params byte[] buffer)
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{
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Write(buffer, 0, buffer.Length);
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}
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}
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}
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