[dpdk-dev,v7,1/8] mbuf: support GTP in software packet type parser
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Commit Message
Add support of GTP-C and GTP-U tunnels in rte_net_get_ptype().
Signed-off-by: Beilei Xing <beilei.xing@intel.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
---
lib/librte_mbuf/rte_mbuf_ptype.c | 2 ++
lib/librte_mbuf/rte_mbuf_ptype.h | 32 ++++++++++++++++++++++++++++++++
2 files changed, 34 insertions(+)
@@ -89,6 +89,8 @@ const char *rte_get_ptype_tunnel_name(uint32_t ptype)
case RTE_PTYPE_TUNNEL_NVGRE: return "TUNNEL_NVGRE";
case RTE_PTYPE_TUNNEL_GENEVE: return "TUNNEL_GENEVE";
case RTE_PTYPE_TUNNEL_GRENAT: return "TUNNEL_GRENAT";
+ case RTE_PTYPE_TUNNEL_GTPC: return "TUNNEL_GTPC";
+ case RTE_PTYPE_TUNNEL_GTPU: return "TUNNEL_GTPU";
default: return "TUNNEL_UNKNOWN";
}
}
@@ -383,6 +383,38 @@ extern "C" {
*/
#define RTE_PTYPE_TUNNEL_GRENAT 0x00006000
/**
+ * GTP-C (GPRS Tunnelling Protocol) control tunneling packet type.
+ * Packet format:
+ * <'ether type'=0x0800
+ * | 'version'=4, 'protocol'=17
+ * | 'destination port'=2123>
+ * or,
+ * <'ether type'=0x86DD
+ * | 'version'=6, 'next header'=17
+ * | 'destination port'=2123>
+ * or,
+ * <'ether type'=0x0800
+ * | 'version'=4, 'protocol'=17
+ * | 'source port'=2123>
+ * or,
+ * <'ether type'=0x86DD
+ * | 'version'=6, 'next header'=17
+ * | 'source port'=2123>
+ */
+#define RTE_PTYPE_TUNNEL_GTPC 0x00007000
+/**
+ * GTP-U (GPRS Tunnelling Protocol) user data tunneling packet type.
+ * Packet format:
+ * <'ether type'=0x0800
+ * | 'version'=4, 'protocol'=17
+ * | 'destination port'=2152>
+ * or,
+ * <'ether type'=0x86DD
+ * | 'version'=6, 'next header'=17
+ * | 'destination port'=2152>
+ */
+#define RTE_PTYPE_TUNNEL_GTPU 0x00008000
+/**
* Mask of tunneling packet types.
*/
#define RTE_PTYPE_TUNNEL_MASK 0x0000f000