mbuf: add functions to dump packet type

[dpdk.git] / lib / librte_mbuf / rte_mbuf_ptype.h

diff --git a/lib/librte_mbuf/rte_mbuf_ptype.h b/lib/librte_mbuf/rte_mbuf_ptype.h
index 6e62492..f19c56c 100644 (file)
--- a/lib/librte_mbuf/rte_mbuf_ptype.h
+++ b/lib/librte_mbuf/rte_mbuf_ptype.h
@@ -395,6 +395,13 @@ extern "C" {
  * <'ether type'=[0x800|0x86DD], vlan=[1-4095]>
  */
 #define RTE_PTYPE_INNER_L2_ETHER_VLAN       0x00020000
+/**
+ * QinQ packet type.
+ *
+ * Packet format:
+ * <'ether type'=[0x88A8]>
+ */
+#define RTE_PTYPE_INNER_L2_ETHER_QINQ       0x00030000
 /**
  * Mask of inner layer 2 packet types.
  */
@@ -537,6 +544,10 @@ extern "C" {
  * Mask of inner layer 4 packet types.
  */
 #define RTE_PTYPE_INNER_L4_MASK             0x0f000000
+/**
+ * All valid layer masks.
+ */
+#define RTE_PTYPE_ALL_MASK                  0x0fffffff
 
 /**
  * Check if the (outer) L3 header is IPv4. To avoid comparing IPv4 types one by
@@ -559,6 +570,91 @@ extern "C" {
                RTE_PTYPE_INNER_L3_MASK |                               \
                RTE_PTYPE_INNER_L4_MASK))
 
+/**
+ * Get the name of the l2 packet type
+ *
+ * @param ptype
+ *   The packet type value.
+ * @return
+ *   A non-null string describing the packet type.
+ */
+const char *rte_get_ptype_l2_name(uint32_t ptype);
+
+/**
+ * Get the name of the l3 packet type
+ *
+ * @param ptype
+ *   The packet type value.
+ * @return
+ *   A non-null string describing the packet type.
+ */
+const char *rte_get_ptype_l3_name(uint32_t ptype);
+
+/**
+ * Get the name of the l4 packet type
+ *
+ * @param ptype
+ *   The packet type value.
+ * @return
+ *   A non-null string describing the packet type.
+ */
+const char *rte_get_ptype_l4_name(uint32_t ptype);
+
+/**
+ * Get the name of the tunnel packet type
+ *
+ * @param ptype
+ *   The packet type value.
+ * @return
+ *   A non-null string describing the packet type.
+ */
+const char *rte_get_ptype_tunnel_name(uint32_t ptype);
+
+/**
+ * Get the name of the inner_l2 packet type
+ *
+ * @param ptype
+ *   The packet type value.
+ * @return
+ *   A non-null string describing the packet type.
+ */
+const char *rte_get_ptype_inner_l2_name(uint32_t ptype);
+
+/**
+ * Get the name of the inner_l3 packet type
+ *
+ * @param ptype
+ *   The packet type value.
+ * @return
+ *   A non-null string describing the packet type.
+ */
+const char *rte_get_ptype_inner_l3_name(uint32_t ptype);
+
+/**
+ * Get the name of the inner_l4 packet type
+ *
+ * @param ptype
+ *   The packet type value.
+ * @return
+ *   A non-null string describing the packet type.
+ */
+const char *rte_get_ptype_inner_l4_name(uint32_t ptype);
+
+/**
+ * Write the packet type name into the buffer
+ *
+ * @param ptype
+ *   The packet type value.
+ * @param buf
+ *   The buffer where the string is written.
+ * @param buflen
+ *   The length of the buffer.
+ * @return
+ *   - 0 on success
+ *   - (-1) if the buffer is too small
+ */
+int rte_get_ptype_name(uint32_t ptype, char *buf, size_t buflen);
+
 #ifdef __cplusplus
 }
 #endif