[dpdk-dev] [PATCH v6 7/8] examples/ipsec-secgw: set/use mbuf ptype

[Vladimir Medvedkin]

Set mbuf ptype in prepare_one_packet() after parsing ether_type.
Use mbuf ptype after to recognize packet's address family.

Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin at intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev at intel.com>
---
 examples/ipsec-secgw/ipsec-secgw.c | 2 ++
 examples/ipsec-secgw/sad.h         | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/examples/ipsec-secgw/ipsec-secgw.c b/examples/ipsec-secgw/ipsec-secgw.c
index 32ecd26..4799bc9 100644
--- a/examples/ipsec-secgw/ipsec-secgw.c
+++ b/examples/ipsec-secgw/ipsec-secgw.c
@@ -323,6 +323,7 @@ prepare_one_packet(struct rte_mbuf *pkt, struct ipsec_traffic *t)
 		}
 		pkt->l2_len = 0;
 		pkt->l3_len = sizeof(*iph4);
+		pkt->packet_type |= RTE_PTYPE_L3_IPV4;
 	} else if (eth->ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6)) {
 		int next_proto;
 		size_t l3len, ext_len;
@@ -357,6 +358,7 @@ prepare_one_packet(struct rte_mbuf *pkt, struct ipsec_traffic *t)
 		}
 		pkt->l2_len = 0;
 		pkt->l3_len = l3len;
+		pkt->packet_type |= RTE_PTYPE_L3_IPV6;
 	} else {
 		/* Unknown/Unsupported type, drop the packet */
 		RTE_LOG(ERR, IPSEC, "Unsupported packet type 0x%x\n",
diff --git a/examples/ipsec-secgw/sad.h b/examples/ipsec-secgw/sad.h
index 3f92db2..55712ba 100644
--- a/examples/ipsec-secgw/sad.h
+++ b/examples/ipsec-secgw/sad.h
@@ -93,7 +93,7 @@ sad_lookup(struct ipsec_sad *sad, struct rte_mbuf *pkts[],
 		esp = rte_pktmbuf_mtod_offset(pkts[i], struct rte_esp_hdr *,
 				pkts[i]->l3_len);
 
-		is_ipv4 = ((ipv4->version_ihl >> 4) == IPVERSION);
+		is_ipv4 = pkts[i]->packet_type & RTE_PTYPE_L3_IPV4;
 		spi = rte_be_to_cpu_32(esp->spi);
 		cache_idx = SPI2IDX(spi, cache->mask);
 
-- 
2.7.4