X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_gso%2Fgso_common.h;h=145ea495335e7a9f6a6b0ca32d4e5bec7a984131;hb=da4ff1c39854d1c2d922c4959aac1c6fd6c182b1;hp=a8ad638ef24baf8071705fb9bfcddb17b2d601aa;hpb=119583797b6ae44990934d7b965e76463530ca7a;p=dpdk.git

diff --git a/lib/librte_gso/gso_common.h b/lib/librte_gso/gso_common.h
index a8ad638ef2..145ea49533 100644
--- a/lib/librte_gso/gso_common.h
+++ b/lib/librte_gso/gso_common.h
@@ -39,6 +39,7 @@
 #include <rte_mbuf.h>
 #include <rte_ip.h>
 #include <rte_tcp.h>
+#include <rte_udp.h>
 
 #define IS_FRAGMENTED(frag_off) (((frag_off) & IPV4_HDR_OFFSET_MASK) != 0 \
 		|| ((frag_off) & IPV4_HDR_MF_FLAG) == IPV4_HDR_MF_FLAG)
@@ -49,6 +50,35 @@
 #define IS_IPV4_TCP(flag) (((flag) & (PKT_TX_TCP_SEG | PKT_TX_IPV4)) == \
 		(PKT_TX_TCP_SEG | PKT_TX_IPV4))
 
+#define IS_IPV4_VXLAN_TCP4(flag) (((flag) & (PKT_TX_TCP_SEG | PKT_TX_IPV4 | \
+				PKT_TX_OUTER_IPV4 | PKT_TX_TUNNEL_VXLAN)) == \
+		(PKT_TX_TCP_SEG | PKT_TX_IPV4 | PKT_TX_OUTER_IPV4 | \
+		 PKT_TX_TUNNEL_VXLAN))
+
+#define IS_IPV4_GRE_TCP4(flag) (((flag) & (PKT_TX_TCP_SEG | PKT_TX_IPV4 | \
+				PKT_TX_OUTER_IPV4 | PKT_TX_TUNNEL_GRE)) == \
+		(PKT_TX_TCP_SEG | PKT_TX_IPV4 | PKT_TX_OUTER_IPV4 | \
+		 PKT_TX_TUNNEL_GRE))
+
+/**
+ * Internal function which updates the UDP header of a packet, following
+ * segmentation. This is required to update the header's datagram length field.
+ *
+ * @param pkt
+ *  The packet containing the UDP header.
+ * @param udp_offset
+ *  The offset of the UDP header from the start of the packet.
+ */
+static inline void
+update_udp_header(struct rte_mbuf *pkt, uint16_t udp_offset)
+{
+	struct udp_hdr *udp_hdr;
+
+	udp_hdr = (struct udp_hdr *)(rte_pktmbuf_mtod(pkt, char *) +
+			udp_offset);
+	udp_hdr->dgram_len = rte_cpu_to_be_16(pkt->pkt_len - udp_offset);
+}
+
 /**
  * Internal function which updates the TCP header of a packet, following
  * segmentation. This is required to update the header's 'sent' sequence