this.readSizeFile = th.getReceiveBufferSize();
            return;
        }

        this.readSize = Math.min(th.getReceiveBufferSize() - 70, th.getMaximumBufferSize() - 70);

        if ( th.hasCapability(SmbConstants.CAP_LARGE_READX) ) {
            this.largeReadX = true;
            this.readSizeFile = Math.min(th.getConfig().getReceiveBufferSize() - 70, th.areSignaturesActive() ? 0xFFFF - 70 : 0xFFFFFF - 70);