mbuf: support dynamic fields and flags

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

diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h
index bd26764..92d8197 100644 (file)
--- a/lib/librte_mbuf/rte_mbuf.h
+++ b/lib/librte_mbuf/rte_mbuf.h
@@ -1000,6 +1000,20 @@ rte_pktmbuf_attach_extbuf(struct rte_mbuf *m, void *buf_addr,
  */
 #define rte_pktmbuf_detach_extbuf(m) rte_pktmbuf_detach(m)
 
+/**
+ * Copy dynamic fields from msrc to mdst.
+ *
+ * @param mdst
+ *   The destination mbuf.
+ * @param msrc
+ *   The source mbuf.
+ */
+static inline void
+rte_mbuf_dynfield_copy(struct rte_mbuf *mdst, const struct rte_mbuf *msrc)
+{
+       memcpy(&mdst->dynfield1, msrc->dynfield1, sizeof(mdst->dynfield1));
+}
+
 /* internal */
 static inline void
 __rte_pktmbuf_copy_hdr(struct rte_mbuf *mdst, const struct rte_mbuf *msrc)
@@ -1011,6 +1025,7 @@ __rte_pktmbuf_copy_hdr(struct rte_mbuf *mdst, const struct rte_mbuf *msrc)
        mdst->hash = msrc->hash;
        mdst->packet_type = msrc->packet_type;
        mdst->timestamp = msrc->timestamp;
+       rte_mbuf_dynfield_copy(mdst, msrc);
 }
 
 /**