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Diffstat (limited to 'lib/librte_net/rte_net.c')
-rw-r--r--lib/librte_net/rte_net.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/lib/librte_net/rte_net.c b/lib/librte_net/rte_net.c
index 9eb7c743..378a4126 100644
--- a/lib/librte_net/rte_net.c
+++ b/lib/librte_net/rte_net.c
@@ -13,6 +13,7 @@
#include <rte_udp.h>
#include <rte_sctp.h>
#include <rte_gre.h>
+#include <rte_mpls.h>
#include <rte_net.h>
/* get l3 packet type from ip6 next protocol */
@@ -274,9 +275,27 @@ uint32_t rte_net_get_ptype(const struct rte_mbuf *m,
off += 2 * sizeof(*vh);
hdr_lens->l2_len += 2 * sizeof(*vh);
proto = vh->eth_proto;
+ } else if ((proto == rte_cpu_to_be_16(ETHER_TYPE_MPLS)) ||
+ (proto == rte_cpu_to_be_16(ETHER_TYPE_MPLSM))) {
+ unsigned int i;
+ const struct mpls_hdr *mh;
+ struct mpls_hdr mh_copy;
+
+#define MAX_MPLS_HDR 5
+ for (i = 0; i < MAX_MPLS_HDR; i++) {
+ mh = rte_pktmbuf_read(m, off + (i * sizeof(*mh)),
+ sizeof(*mh), &mh_copy);
+ if (unlikely(mh == NULL))
+ return pkt_type;
+ }
+ if (i == MAX_MPLS_HDR)
+ return pkt_type;
+ pkt_type = RTE_PTYPE_L2_ETHER_MPLS;
+ hdr_lens->l2_len += (sizeof(*mh) * i);
+ return pkt_type;
}
- l3:
+l3:
if ((layers & RTE_PTYPE_L3_MASK) == 0)
return pkt_type;