Overwrite

Complete Overwrite of the Folder with the free shard. ServUO 57.3 has been added.

Server/NativeReader.cs

@@ -0,0 +1,73 @@
+#region References
+using System;
+using System.Runtime.InteropServices;
+using System.Threading;
+#endregion
+
+namespace Server
+{
+	public static class NativeReader
+	{
+		private static readonly INativeReader m_NativeReader;
+
+		static NativeReader()
+		{
+			if (Core.Unix)
+			{
+				m_NativeReader = new NativeReaderUnix();
+			}
+			else
+			{
+				m_NativeReader = new NativeReaderWin32();
+			}
+		}
+
+		public static unsafe void Read(IntPtr ptr, void* buffer, int length)
+		{
+			m_NativeReader.Read(ptr, buffer, length);
+		}
+	}
+
+	public interface INativeReader
+	{
+		unsafe void Read(IntPtr ptr, void* buffer, int length);
+	}
+
+	public sealed class NativeReaderWin32 : INativeReader
+	{
+		internal class UnsafeNativeMethods
+		{
+			/*[DllImport("kernel32")]
+			internal unsafe static extern int _lread(IntPtr hFile, void* lpBuffer, int wBytes);*/
+
+			[DllImport("kernel32")]
+			internal static extern unsafe bool ReadFile(
+				IntPtr hFile,
+				void* lpBuffer,
+				uint nNumberOfBytesToRead,
+				ref uint lpNumberOfBytesRead,
+				NativeOverlapped* lpOverlapped);
+		}
+
+		public unsafe void Read(IntPtr ptr, void* buffer, int length)
+		{
+			//UnsafeNativeMethods._lread( ptr, buffer, length );
+			uint lpNumberOfBytesRead = 0;
+			UnsafeNativeMethods.ReadFile(ptr, buffer, (uint)length, ref lpNumberOfBytesRead, null);
+		}
+	}
+
+	public sealed class NativeReaderUnix : INativeReader
+	{
+		internal class UnsafeNativeMethods
+		{
+			[DllImport("libc")]
+			internal static extern unsafe int read(IntPtr ptr, void* buffer, int length);
+		}
+
+		public unsafe void Read(IntPtr ptr, void* buffer, int length)
+		{
+			UnsafeNativeMethods.read(ptr, buffer, length);
+		}
+	}
+}