AvatarsConquest/Source/NativeReader.cs

68 lines
No EOL
2 KiB
C#

/***************************************************************************
* NativeReader.cs
* -------------------
* begin : May 1, 2002
* copyright : (C) The RunUO Software Team
* email : info@runuo.com
*
* $Id$
*
***************************************************************************/
/***************************************************************************
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
***************************************************************************/
using System;
using System.Runtime.InteropServices;
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 {
[DllImport( "kernel32" )]
private unsafe static extern int _lread( IntPtr hFile, void *lpBuffer, int wBytes );
public NativeReaderWin32() {
}
public unsafe void Read( IntPtr ptr, void *buffer, int length ) {
_lread( ptr, buffer, length );
}
}
public sealed class NativeReaderUnix : INativeReader {
[DllImport( "libc" )]
private unsafe static extern int read( IntPtr ptr, void *buffer, int length );
public NativeReaderUnix() {
}
public unsafe void Read( IntPtr ptr, void *buffer, int length ) {
read( ptr, buffer, length );
}
}
}