init

Framework/Util/StreamUtil.cs

@@ -0,0 +1,59 @@
+using System;
+
+namespace Kreta.Framework.Util
+{
+    public class StreamUtil
+    {
+        public static byte[] ConvertStreamToByteArray(System.IO.Stream stream)
+        {
+            long originalPosition = 0;
+
+            if (stream.CanSeek)
+            {
+                originalPosition = stream.Position;
+                stream.Position = 0;
+            }
+
+            try
+            {
+                byte[] readBuffer = new byte[4096];
+
+                int totalBytesRead = 0;
+                int bytesRead;
+
+                while ((bytesRead = stream.Read(readBuffer, totalBytesRead, readBuffer.Length - totalBytesRead)) > 0)
+                {
+                    totalBytesRead += bytesRead;
+
+                    if (totalBytesRead == readBuffer.Length)
+                    {
+                        int nextByte = stream.ReadByte();
+                        if (nextByte != -1)
+                        {
+                            byte[] temp = new byte[readBuffer.Length * 2];
+                            Buffer.BlockCopy(readBuffer, 0, temp, 0, readBuffer.Length);
+                            Buffer.SetByte(temp, totalBytesRead, (byte)nextByte);
+                            readBuffer = temp;
+                            totalBytesRead++;
+                        }
+                    }
+                }
+
+                byte[] buffer = readBuffer;
+                if (readBuffer.Length != totalBytesRead)
+                {
+                    buffer = new byte[totalBytesRead];
+                    Buffer.BlockCopy(readBuffer, 0, buffer, 0, totalBytesRead);
+                }
+                return buffer;
+            }
+            finally
+            {
+                if (stream.CanSeek)
+                {
+                    stream.Position = originalPosition;
+                }
+            }
+        }
+    }
+}