Stream.ReadToEnd -- to convert stream to byte array

gistfile1.cs

	using System;

	public static class StreamExtensions
	{
		// http://stackoverflow.com/questions/1080442/how-to-convert-an-stream-into-a-byte-in-c
		public static byte[] ReadToEnd(this System.IO.Stream stream)
		{
			var originalPosition = stream.Position;
			stream.Position = 0;

			try
			{
				var readBuffer = new byte[4096];

				var totalBytesRead = 0;
				int bytesRead;

				while ((bytesRead = stream.Read(readBuffer, totalBytesRead, readBuffer.Length - totalBytesRead)) > 0)
				{
					totalBytesRead += bytesRead;

					if (totalBytesRead == readBuffer.Length)
					{
						var nextByte = stream.ReadByte();
						if (nextByte != -1)
						{
							var temp = new byte[readBuffer.Length * 2];
							Buffer.BlockCopy(readBuffer, 0, temp, 0, readBuffer.Length);
							Buffer.SetByte(temp, totalBytesRead, (byte)nextByte);
							readBuffer = temp;
							totalBytesRead++;
						}
					}
				}

				var buffer = readBuffer;
				if (readBuffer.Length != totalBytesRead)
				{
					buffer = new byte[totalBytesRead];
					Buffer.BlockCopy(readBuffer, 0, buffer, 0, totalBytesRead);
				}

				return buffer;
			}
			finally
			{
				stream.Position = originalPosition;
			}
		}
	}