Function send_single_packet

dpdk/examples/ipsec-secgw/ipsec_worker.h:362–393

Enqueue a single packet, and send burst if queue is filled */

/* Enqueue a single packet, and send burst if queue is filled */
static __rte_always_inline int32_t
send_single_packet(struct rte_mbuf *m, uint16_t port, uint8_t proto)
{
	uint32_t lcore_id;
	uint16_t len;
	struct lcore_conf *qconf;

	lcore_id = rte_lcore_id();

	qconf = &lcore_conf[lcore_id];
	len = qconf->tx_mbufs[port].len;

	/* L2 header is already part of packet */
	if (m->pkt_len - RTE_ETHER_HDR_LEN <= mtu_size) {
		qconf->tx_mbufs[port].m_table[len] = m;
		len++;

	/* need to fragment the packet */
	} else if (frag_tbl_sz > 0)
		len = send_fragment_packet(qconf, m, port, proto);
	else
		free_pkts(&m, 1);

	/* enough pkts to be sent */
	if (unlikely(len == MAX_PKT_BURST)) {
		send_burst(qconf, MAX_PKT_BURST, port);
		len = 0;
	}

	qconf->tx_mbufs[port].len = len;
	return 0;
}

static __rte_always_inline void
inbound_sp_sa(struct sp_ctx *sp, struct sa_ctx *sa, struct traffic_type *ip,