[dpdk-dev] [PATCH 1/2] mbuf: support PPPoE and L2TP in software packet type parser

[Beilei Xing <beilei.xing@intel.com>]

Add support of PPPoE and L2TP in rte_net_get_ptype().

Signed-off-by: Beilei Xing <beilei.xing@intel.com>
---
 lib/librte_mbuf/rte_mbuf_ptype.c |  2 ++
 lib/librte_mbuf/rte_mbuf_ptype.h | 26 ++++++++++++++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/lib/librte_mbuf/rte_mbuf_ptype.c b/lib/librte_mbuf/rte_mbuf_ptype.c
index a623226..e0f2a92 100644
--- a/lib/librte_mbuf/rte_mbuf_ptype.c
+++ b/lib/librte_mbuf/rte_mbuf_ptype.c
@@ -47,6 +47,7 @@ const char *rte_get_ptype_l2_name(uint32_t ptype)
 	case RTE_PTYPE_L2_ETHER_NSH: return "L2_ETHER_NSH";
 	case RTE_PTYPE_L2_ETHER_VLAN: return "L2_ETHER_VLAN";
 	case RTE_PTYPE_L2_ETHER_QINQ: return "L2_ETHER_QINQ";
+	case RTE_PTYPE_L2_ETHER_PPPOE: return "L2_ETHER_PPPOE";
 	default: return "L2_UNKNOWN";
 	}
 }
@@ -92,6 +93,7 @@ const char *rte_get_ptype_tunnel_name(uint32_t ptype)
 	case RTE_PTYPE_TUNNEL_GTPC: return "TUNNEL_GTPC";
 	case RTE_PTYPE_TUNNEL_GTPU: return "TUNNEL_GTPU";
 	case RTE_PTYPE_TUNNEL_ESP: return "TUNNEL_ESP";
+	case RTE_PTYPE_TUNNEL_L2TP: return "TUNNEL_L2TP";
 	default: return "TUNNEL_UNKNOWN";
 	}
 }
diff --git a/lib/librte_mbuf/rte_mbuf_ptype.h b/lib/librte_mbuf/rte_mbuf_ptype.h
index 5c62435..256f024 100644
--- a/lib/librte_mbuf/rte_mbuf_ptype.h
+++ b/lib/librte_mbuf/rte_mbuf_ptype.h
@@ -153,6 +153,13 @@ extern "C" {
  */
 #define RTE_PTYPE_L2_ETHER_QINQ             0x00000007
 /**
+ * PPPOE packet type.
+ *
+ * Packet format:
+ * <'ether type'=[0x8863|0x8864]>
+ */
+#define RTE_PTYPE_L2_ETHER_PPPOE            0x00000008
+/**
  * Mask of layer 2 packet types.
  * It is used for outer packet for tunneling cases.
  */
@@ -426,6 +433,25 @@ extern "C" {
  */
 #define RTE_PTYPE_TUNNEL_ESP                0x00009000
 /**
+ * L2TP (Layer 2 Tunneling Protocol) tunnleing packet type.
+ *
+ * Packet format:
+ * <'ether type'=0x0800
+ * | 'version'=4, 'protocol'=17>
+ * | 'destination port'=1701>
+ * or,
+ * <'ether type'=0x86DD
+ * | 'version'=6, 'next header'=17
+ * | 'destination port'=1701>
+ * or,
+ * <'ether type'=0x0800
+ * | 'version'=4, 'protocol'=115>
+ * or,
+ * <'ether type'=0x86DD
+ * | 'version'=6, 'protocol'=115>
+ */
+#define RTE_PTYPE_TUNNEL_L2TP               0x0000a000
+/**
  * Mask of tunneling packet types.
  */
 #define RTE_PTYPE_TUNNEL_MASK               0x0000f000
-- 
2.5.5