using System;
using System.IO;
using System.Threading;
class MainClass
{
static FileStream BinaryFile;
static byte[] ByteArray;
static IAsyncResult AsyncReadResultImplementation;
static IAsyncResult AsyncWriteResultImplementation;
static AsyncCallback ReadBytesCompleteCallback;
static AsyncCallback WriteBytesCompleteCallback;
public static void OnReadBytesComplete(IAsyncResult AsyncResult)
{
int BytesRead;
BytesRead = BinaryFile.EndRead(AsyncResult);
Console.WriteLine(BytesRead);
for (int i = 0; i < 256; i++)
{
if (ByteArray[i] != (byte)i)
{
Console.WriteLine("Read test failed for byte at offset {0}.", i);
}
}
}
public static void OnWriteBytesComplete(IAsyncResult AsyncResult)
{
BinaryFile.EndWrite(AsyncResult);
}
public static void Main()
{
AsyncReadResultImplementation = null;
BinaryFile = new FileStream("test.dat", FileMode.Create, FileAccess.ReadWrite);
ByteArray = new byte[256];
ReadBytesCompleteCallback = new AsyncCallback(OnReadBytesComplete);
WriteBytesCompleteCallback = new AsyncCallback(OnWriteBytesComplete);
for (int i = 0; i < 256; i++)
ByteArray[i] = (byte)i;
AsyncWriteResultImplementation = BinaryFile.BeginWrite(ByteArray, 0, 256, WriteBytesCompleteCallback, null);
WaitHandle WaitOnWriteIO = AsyncWriteResultImplementation.AsyncWaitHandle;
WaitOnWriteIO.WaitOne();
BinaryFile.Seek(0, SeekOrigin.Begin);
AsyncReadResultImplementation = BinaryFile.BeginRead(ByteArray, 0, 256, ReadBytesCompleteCallback, null);
WaitHandle WaitOnReadIO = AsyncReadResultImplementation.AsyncWaitHandle;
WaitOnReadIO.WaitOne();
}
}
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