using IllusionInjector.Logging;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace IllusionInjector.Utilities
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{
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class BlockingStream : Stream
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{
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public BlockingStream(Stream bstr)
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{
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BaseStream = bstr;
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}
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public Stream BaseStream { get; set; }
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private bool _open = true;
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public bool Open {
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get
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{
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return CanWrite;
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}
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set
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{
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if (!_open)
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throw new InvalidOperationException("Blocking stream has already been closed!");
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else
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_open = value;
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}
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}
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private bool canReadOverride = true;
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public override bool CanRead => BaseStream.CanRead && canReadOverride;
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public override bool CanSeek => BaseStream.CanSeek;
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public override bool CanWrite => BaseStream.CanWrite && _open;
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public override long Length => BaseStream.Length;
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public override long Position { get => BaseStream.Position; set => BaseStream.Position = value; }
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public override void Flush()
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{
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BaseStream.Flush();
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}
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public override int Read(byte[] buffer, int offset, int count)
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{
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var read = 0;
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while (read < count && Open)
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{
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read += BaseStream.Read(buffer, read, count-read);
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}
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if (read == 0)
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{
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canReadOverride = false;
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}
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return read;
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}
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public override long Seek(long offset, SeekOrigin origin)
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{
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return BaseStream.Seek(offset, origin);
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}
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public override void SetLength(long value)
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{
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BaseStream.SetLength(value);
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}
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public override void Write(byte[] buffer, int offset, int count)
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{
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BaseStream.Write(buffer, offset, count);
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}
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public override string ToString()
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{
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return $"{base.ToString()} ({BaseStream?.ToString()})";
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}
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}
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}
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