X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_gso%2Fgso_tunnel_tcp4.c;h=e0384c26d0659358e83d0fe6f1ac75fc65f84e8d;hb=ca52fccbb3b9c3409c39650d826ae883a60270d1;hp=5e8c8e58eae8b6504ee951844b9add95a9dce487;hpb=b058d92ea95d50c8ed3cde333c979cb367a97d15;p=dpdk.git

diff --git a/lib/librte_gso/gso_tunnel_tcp4.c b/lib/librte_gso/gso_tunnel_tcp4.c
index 5e8c8e58ea..e0384c26d0 100644
--- a/lib/librte_gso/gso_tunnel_tcp4.c
+++ b/lib/librte_gso/gso_tunnel_tcp4.c
@@ -1,34 +1,5 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2017 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2017 Intel Corporation
  */
 
 #include "gso_common.h"
@@ -38,34 +9,40 @@ static void
 update_tunnel_ipv4_tcp_headers(struct rte_mbuf *pkt, uint8_t ipid_delta,
 		struct rte_mbuf **segs, uint16_t nb_segs)
 {
-	struct ipv4_hdr *ipv4_hdr;
-	struct tcp_hdr *tcp_hdr;
+	struct rte_ipv4_hdr *ipv4_hdr;
+	struct rte_tcp_hdr *tcp_hdr;
 	uint32_t sent_seq;
 	uint16_t outer_id, inner_id, tail_idx, i;
-	uint16_t outer_ipv4_offset, inner_ipv4_offset, udp_offset, tcp_offset;
+	uint16_t outer_ipv4_offset, inner_ipv4_offset;
+	uint16_t udp_gre_offset, tcp_offset;
+	uint8_t update_udp_hdr;
 
 	outer_ipv4_offset = pkt->outer_l2_len;
-	udp_offset = outer_ipv4_offset + pkt->outer_l3_len;
-	inner_ipv4_offset = udp_offset + pkt->l2_len;
+	udp_gre_offset = outer_ipv4_offset + pkt->outer_l3_len;
+	inner_ipv4_offset = udp_gre_offset + pkt->l2_len;
 	tcp_offset = inner_ipv4_offset + pkt->l3_len;
 
 	/* Outer IPv4 header. */
-	ipv4_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(pkt, char *) +
+	ipv4_hdr = (struct rte_ipv4_hdr *)(rte_pktmbuf_mtod(pkt, char *) +
 			outer_ipv4_offset);
 	outer_id = rte_be_to_cpu_16(ipv4_hdr->packet_id);
 
 	/* Inner IPv4 header. */
-	ipv4_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(pkt, char *) +
+	ipv4_hdr = (struct rte_ipv4_hdr *)(rte_pktmbuf_mtod(pkt, char *) +
 			inner_ipv4_offset);
 	inner_id = rte_be_to_cpu_16(ipv4_hdr->packet_id);
 
-	tcp_hdr = (struct tcp_hdr *)((char *)ipv4_hdr + pkt->l3_len);
+	tcp_hdr = (struct rte_tcp_hdr *)((char *)ipv4_hdr + pkt->l3_len);
 	sent_seq = rte_be_to_cpu_32(tcp_hdr->sent_seq);
 	tail_idx = nb_segs - 1;
 
+	/* Only update UDP header for VxLAN packets. */
+	update_udp_hdr = (pkt->ol_flags & PKT_TX_TUNNEL_VXLAN) ? 1 : 0;
+
 	for (i = 0; i < nb_segs; i++) {
 		update_ipv4_header(segs[i], outer_ipv4_offset, outer_id);
-		update_udp_header(segs[i], udp_offset);
+		if (update_udp_hdr)
+			update_udp_header(segs[i], udp_gre_offset);
 		update_ipv4_header(segs[i], inner_ipv4_offset, inner_id);
 		update_tcp_header(segs[i], tcp_offset, sent_seq, i < tail_idx);
 		outer_id++;
@@ -83,12 +60,12 @@ gso_tunnel_tcp4_segment(struct rte_mbuf *pkt,
 		struct rte_mbuf **pkts_out,
 		uint16_t nb_pkts_out)
 {
-	struct ipv4_hdr *inner_ipv4_hdr;
+	struct rte_ipv4_hdr *inner_ipv4_hdr;
 	uint16_t pyld_unit_size, hdr_offset, frag_off;
 	int ret = 1;
 
 	hdr_offset = pkt->outer_l2_len + pkt->outer_l3_len + pkt->l2_len;
-	inner_ipv4_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(pkt, char *) +
+	inner_ipv4_hdr = (struct rte_ipv4_hdr *)(rte_pktmbuf_mtod(pkt, char *) +
 			hdr_offset);
 	/*
 	 * Don't process the packet whose MF bit or offset in the inner