ObjFW  Check-in [da02ae46f0]

			    (int)tmp);
		} @catch (OFReadFailedException *e) {
			if (e.errNo != EWOULDBLOCK && e.errNo != EAGAIN)
				@throw e;
		}
	}

	if ((ret = SSL_read_ex(_SSL, buffer, length, &bytesRead)) != 1) {
	ret = SSL_read_ex(_SSL, buffer, length, &bytesRead);

	if (BIO_ctrl_pending(_writeBIO) > 0) {
		int tmp = BIO_read(_writeBIO, _buffer, bufferSize);

		OFEnsure(tmp >= 0);

		[_underlyingStream writeBuffer: _buffer length: tmp];
		[_underlyingStream flushWriteBuffer];
	}

	if (ret != 1) {
		/*
		 * The underlying stream might have had data ready, but not
		 * enough for OpenSSL to return decrypted data. This means the
		 * caller might have observed the TLS stream for reading, got a
		 * ready signal and read - and expects the read to succeed, not
		 * to fail with EWOULDBLOCK, as it was signaled ready.
		 * Therefore, return 0, as we could read 0 decrypted bytes, but