static void TaskEndReadCallback(IAsyncResult asyncResult)
{
FileCheckerState tempState = (FileCheckerState)asyncResult.AsyncState;
int readCount = tempState.FStream.EndRead(asyncResult);
if (readCount < tempState.State.Buffer.Length - tempState.State.Overlap)
{
Array.Clear(tempState.State.Buffer, (readCount + tempState.State.Overlap), tempState.State.Buffer.Length - (readCount + tempState.State.Overlap));
}
CheckBufferState state = tempState.State;
Task.Factory.StartNew((arg)
=>
{
try
{
CheckBufferState innerState = (CheckBufferState)arg;
MatchType matchType = MatchType.FullMatch;
CheckBuffer(state.Buffer, state.DiskFile, state.FileName, state.BlockSize, state.HashFull, ref matchType, state.Offset);
state.MatchType = matchType;
// Signal the main thread that the verification is finished.
tempState.ManualEvent.Set();
}
finally
{
//concurrencySemaphore.Release();
}
}, state);
//tempState.FStream.Close();
}
// When BeginRead is finished reading data from the file, the
// EndReadCallback method is called to end the asynchronous
// read operation and then verify the data.
static void EndReadCallback(IAsyncResult asyncResult)
{
FileCheckerState tempState = (FileCheckerState)asyncResult.AsyncState;
int readCount = tempState.FStream.EndRead(asyncResult);
if (readCount < tempState.State.Buffer.Length - tempState.State.Overlap)
{
Array.Clear(tempState.State.Buffer, (readCount + tempState.State.Overlap), tempState.State.Buffer.Length - (readCount + tempState.State.Overlap));
}
CheckBufferState state = tempState.State;
MatchType matchType = MatchType.FullMatch;
CheckBuffer(state.Buffer, state.DiskFile, state.FileName, state.BlockSize, state.HashFull, ref matchType, state.Offset);
state.MatchType = matchType;
//tempState.FStream.Close();
// Signal the main thread that the verification is finished.
tempState.ManualEvent.Set();
}