private async ValueTask <bool> ReadInnerAsync(DataBlob blob, CancellationToken token, bool @lock)
{
if (blob is null)
{
throw new ArgumentException(SR.NullArgument, nameof(blob));
}
if (@lock)
// Synchronizing read access
{
await Semaphore.WaitAsync(token);
}
try
{
if (NBytesAvailable < DataBlob.SizeInBytes)
{
//var n = await _stream.ReadAsync(_buffer, _nAvailableBytes, _buffer.Length - _nAvailableBytes, token);
await ReadIntoBuffer(NBytesAvailable, Buffer.Length - NBytesAvailable, token, false);
if (NBytesAvailable < DataBlob.SizeInBytes)
{
return(false);
}
}
if (blob.IsInitialized)
{
blob.Reset();
}
if (!blob.TryInitialize(Span.Slice(0, DataBlob.SizeInBytes)))
{
return(false);
}
CompactBuffer(DataBlob.SizeInBytes);
return(true);
}
finally
{
if (@lock)
{
Semaphore.Release();
}
}
}
public ValueTask <bool> WriteAsync(DataBlob blob, CancellationToken token = default) => WriteInnerAsync(blob, token, true);
