C++ (Cpp) SDP_WLOCK_ASSERT Examples

Example #1

File: sdp_tx.c Project: Digital-Chaos/freebsd

int
sdp_xmit_poll(struct sdp_sock *ssk, int force)
{
	int wc_processed = 0;

	SDP_WLOCK_ASSERT(ssk);
	sdp_prf(ssk->socket, NULL, "%s", __func__);

	/* If we don't have a pending timer, set one up to catch our recent
	   post in case the interface becomes idle */
	if (!callout_pending(&ssk->tx_ring.timer))
		callout_reset(&ssk->tx_ring.timer, SDP_TX_POLL_TIMEOUT,
		    sdp_poll_tx_timeout, ssk);

	/* Poll the CQ every SDP_TX_POLL_MODER packets */
	if (force || (++ssk->tx_ring.poll_cnt & (SDP_TX_POLL_MODER - 1)) == 0)
		wc_processed = sdp_process_tx_cq(ssk);

	return wc_processed;
}

Example #2

File: sdp_rx.c Project: Lxg1582/freebsd

/* socket lock should be taken before calling this */
static int
sdp_process_rx_ctl_mb(struct sdp_sock *ssk, struct mbuf *mb)
{
	struct sdp_bsdh *h;
	struct socket *sk;

	SDP_WLOCK_ASSERT(ssk);
	sk = ssk->socket;
 	h = mtod(mb, struct sdp_bsdh *);
	switch (h->mid) {
	case SDP_MID_DATA:
	case SDP_MID_SRCAVAIL:
		sdp_dbg(sk, "DATA after socket rcv was shutdown\n");

		/* got data in RCV_SHUTDOWN */
		if (ssk->state == TCPS_FIN_WAIT_1) {
			sdp_dbg(sk, "RX data when state = FIN_WAIT1\n");
			sdp_notify(ssk, ECONNRESET);
		}
		m_freem(mb);

		break;
#ifdef SDP_ZCOPY
	case SDP_MID_RDMARDCOMPL:
		m_freem(mb);
		break;
	case SDP_MID_SENDSM:
		sdp_handle_sendsm(ssk, ntohl(h->mseq_ack));
		m_freem(mb);
		break;
	case SDP_MID_SRCAVAIL_CANCEL:
		sdp_dbg_data(sk, "Handling SrcAvailCancel\n");
		sdp_prf(sk, NULL, "Handling SrcAvailCancel");
		if (ssk->rx_sa) {
			ssk->srcavail_cancel_mseq = ntohl(h->mseq);
			ssk->rx_sa->flags |= RX_SA_ABORTED;
			ssk->rx_sa = NULL; /* TODO: change it into SDP_MID_DATA and get 
			                      the dirty logic from recvmsg */
		} else {
			sdp_dbg(sk, "Got SrcAvailCancel - "
					"but no SrcAvail in process\n");
		}
		m_freem(mb);
		break;
	case SDP_MID_SINKAVAIL:
		sdp_dbg_data(sk, "Got SinkAvail - not supported: ignored\n");
		sdp_prf(sk, NULL, "Got SinkAvail - not supported: ignored");
		/* FALLTHROUGH */
#endif
	case SDP_MID_ABORT:
		sdp_dbg_data(sk, "Handling ABORT\n");
		sdp_prf(sk, NULL, "Handling ABORT");
		sdp_notify(ssk, ECONNRESET);
		m_freem(mb);
		break;
	case SDP_MID_DISCONN:
		sdp_dbg_data(sk, "Handling DISCONN\n");
		sdp_prf(sk, NULL, "Handling DISCONN");
		sdp_handle_disconn(ssk);
		break;
	case SDP_MID_CHRCVBUF:
		sdp_dbg_data(sk, "Handling RX CHRCVBUF\n");
		sdp_handle_resize_request(ssk, (struct sdp_chrecvbuf *)(h+1));
		m_freem(mb);
		break;
	case SDP_MID_CHRCVBUF_ACK:
		sdp_dbg_data(sk, "Handling RX CHRCVBUF_ACK\n");
		sdp_handle_resize_ack(ssk, (struct sdp_chrecvbuf *)(h+1));
		m_freem(mb);
		break;
	default:
		/* TODO: Handle other messages */
		sdp_warn(sk, "SDP: FIXME MID %d\n", h->mid);
		m_freem(mb);
	}

	return 0;
}