Read() [2/2]

override int System.IO.Strategies.OSFileStreamStrategy.Read ( Span< byte > buffer )

inlinesealedvirtualinherited

Reimplemented from System.IO.Stream.

Definition at line 275 of file OSFileStreamStrategy.cs.

    {
        if (_fileHandle.IsClosed)
        {
            ThrowHelper.ThrowObjectDisposedException_FileClosed();
        }
        else if ((_access & FileAccess.Read) == 0)
        {
            ThrowHelper.ThrowNotSupportedException_UnreadableStream();
        }
        int num = RandomAccess.ReadAtOffset(_fileHandle, buffer, _filePosition);
        _filePosition += num;
        return num;
    }

References System.IO.Strategies.OSFileStreamStrategy._access, System.IO.Strategies.OSFileStreamStrategy._fileHandle, System.IO.Strategies.OSFileStreamStrategy._filePosition, System.buffer, System.Runtime.InteropServices.SafeHandle.IsClosed, System.IO.RandomAccess.ReadAtOffset(), System.ThrowHelper.ThrowNotSupportedException_UnreadableStream(), and System.ThrowHelper.ThrowObjectDisposedException_FileClosed().