SMBServer v1.0.5

Utilities/ByteUtils/ByteUtils.cs

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+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+
+namespace Utilities
+{
+    public class ByteUtils
+    {
+        public static byte[] Concatenate(byte[] a, byte[] b)
+        {
+            byte[] result = new byte[a.Length + b.Length];
+            Array.Copy(a, 0, result, 0, a.Length);
+            Array.Copy(b, 0, result, a.Length, b.Length);
+            return result;
+        }
+
+        public static bool AreByteArraysEqual(byte[] array1, byte[] array2)
+        {
+            if (array1.Length != array2.Length)
+            {
+                return false;
+            }
+
+            for (int index = 0; index < array1.Length; index++)
+            {
+                if (array1[index] != array2[index])
+                {
+                    return false;
+                }
+            }
+
+            return true;
+        }
+
+        public static long CopyStream(Stream input, Stream output)
+        {
+            // input may not support seeking, so don't use input.Position
+            return CopyStream(input, output, Int64.MaxValue);
+        }
+
+        public static long CopyStream(Stream input, Stream output, long count)
+        {
+            const int MaxBufferSize = 4194304; // 4 MB
+            int bufferSize = (int)Math.Min(MaxBufferSize, count);
+            byte[] buffer = new byte[bufferSize];
+            long totalBytesRead = 0;
+            while (totalBytesRead < count)
+            {
+                int numberOfBytesToRead = (int)Math.Min(bufferSize, count - totalBytesRead);
+                int bytesRead = input.Read(buffer, 0, numberOfBytesToRead);
+                totalBytesRead += bytesRead;
+                output.Write(buffer, 0, bytesRead);
+                if (bytesRead == 0) // no more bytes to read from input stream
+                {
+                    return totalBytesRead;
+                }
+            }
+            return totalBytesRead;
+        }
+    }
+}