add dpdk dummy

test/dpdk_dummy/rte_icmp.h

@@ -0,0 +1,12 @@
+#pragma once
+
+#include <rte_byteorder.h>
+#include <stdint.h>
+
+struct rte_icmp_hdr {
+    uint8_t icmp_type;      /* ICMP packet type. */
+    uint8_t icmp_code;      /* ICMP packet code. */
+    rte_be16_t icmp_cksum;  /* ICMP packet checksum. */
+    rte_be16_t icmp_ident;  /* ICMP packet identifier. */
+    rte_be16_t icmp_seq_nb; /* ICMP packet sequence number. */
+} __attribute__((__packed__));