-/*-
- * 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
*/
#ifndef _GSO_COMMON_H_
#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)
+#define IS_FRAGMENTED(frag_off) (((frag_off) & RTE_IPV4_HDR_OFFSET_MASK) != 0 \
+ || ((frag_off) & RTE_IPV4_HDR_MF_FLAG) == RTE_IPV4_HDR_MF_FLAG)
#define TCP_HDR_PSH_MASK ((uint8_t)0x08)
#define TCP_HDR_FIN_MASK ((uint8_t)0x01)
#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_MASK)) == \
+ (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_MASK)) == \
+ (PKT_TX_TCP_SEG | PKT_TX_IPV4 | PKT_TX_OUTER_IPV4 | \
+ PKT_TX_TUNNEL_GRE))
+
+#define IS_IPV4_UDP(flag) (((flag) & (PKT_TX_UDP_SEG | PKT_TX_IPV4)) == \
+ (PKT_TX_UDP_SEG | PKT_TX_IPV4))
+
+/**
+ * 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 rte_udp_hdr *udp_hdr;
+
+ udp_hdr = (struct rte_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
update_tcp_header(struct rte_mbuf *pkt, uint16_t l4_offset, uint32_t sent_seq,
uint8_t non_tail)
{
- struct tcp_hdr *tcp_hdr;
+ struct rte_tcp_hdr *tcp_hdr;
- tcp_hdr = (struct tcp_hdr *)(rte_pktmbuf_mtod(pkt, char *) +
+ tcp_hdr = (struct rte_tcp_hdr *)(rte_pktmbuf_mtod(pkt, char *) +
l4_offset);
tcp_hdr->sent_seq = rte_cpu_to_be_32(sent_seq);
if (likely(non_tail))
static inline void
update_ipv4_header(struct rte_mbuf *pkt, uint16_t l3_offset, uint16_t id)
{
- struct ipv4_hdr *ipv4_hdr;
+ struct rte_ipv4_hdr *ipv4_hdr;
- ipv4_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(pkt, char *) +
+ ipv4_hdr = (struct rte_ipv4_hdr *)(rte_pktmbuf_mtod(pkt, char *) +
l3_offset);
ipv4_hdr->total_length = rte_cpu_to_be_16(pkt->pkt_len - l3_offset);
ipv4_hdr->packet_id = rte_cpu_to_be_16(id);