-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2015 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) 2010-2015 Intel Corporation
*/
+
#include <stdint.h>
#include <rte_mbuf.h>
#include <rte_hash_crc.h>
static uint16_t
get_psd_sum(void *l3_hdr, uint16_t ethertype, uint64_t ol_flags)
{
- if (ethertype == ETHER_TYPE_IPv4)
+ if (ethertype == RTE_ETHER_TYPE_IPV4)
return rte_ipv4_phdr_cksum(l3_hdr, ol_flags);
- else /* assume ethertype == ETHER_TYPE_IPv6 */
+ else /* assume ethertype == RTE_ETHER_TYPE_IPV6 */
return rte_ipv6_phdr_cksum(l3_hdr, ol_flags);
}
* header.
*/
static void
-parse_ethernet(struct ether_hdr *eth_hdr, union tunnel_offload_info *info,
+parse_ethernet(struct rte_ether_hdr *eth_hdr, union tunnel_offload_info *info,
uint8_t *l4_proto)
{
- struct ipv4_hdr *ipv4_hdr;
- struct ipv6_hdr *ipv6_hdr;
+ struct rte_ipv4_hdr *ipv4_hdr;
+ struct rte_ipv6_hdr *ipv6_hdr;
uint16_t ethertype;
- info->outer_l2_len = sizeof(struct ether_hdr);
+ info->outer_l2_len = sizeof(struct rte_ether_hdr);
ethertype = rte_be_to_cpu_16(eth_hdr->ether_type);
- if (ethertype == ETHER_TYPE_VLAN) {
- struct vlan_hdr *vlan_hdr = (struct vlan_hdr *)(eth_hdr + 1);
- info->outer_l2_len += sizeof(struct vlan_hdr);
+ if (ethertype == RTE_ETHER_TYPE_VLAN) {
+ struct rte_vlan_hdr *vlan_hdr =
+ (struct rte_vlan_hdr *)(eth_hdr + 1);
+ info->outer_l2_len += sizeof(struct rte_vlan_hdr);
ethertype = rte_be_to_cpu_16(vlan_hdr->eth_proto);
}
switch (ethertype) {
- case ETHER_TYPE_IPv4:
- ipv4_hdr = (struct ipv4_hdr *)
+ case RTE_ETHER_TYPE_IPV4:
+ ipv4_hdr = (struct rte_ipv4_hdr *)
((char *)eth_hdr + info->outer_l2_len);
- info->outer_l3_len = sizeof(struct ipv4_hdr);
+ info->outer_l3_len = sizeof(struct rte_ipv4_hdr);
*l4_proto = ipv4_hdr->next_proto_id;
break;
- case ETHER_TYPE_IPv6:
- ipv6_hdr = (struct ipv6_hdr *)
+ case RTE_ETHER_TYPE_IPV6:
+ ipv6_hdr = (struct rte_ipv6_hdr *)
((char *)eth_hdr + info->outer_l2_len);
- info->outer_l3_len = sizeof(struct ipv6_hdr);
+ info->outer_l3_len = sizeof(struct rte_ipv6_hdr);
*l4_proto = ipv6_hdr->proto;
break;
default:
* Calculate the checksum of a packet in hardware
*/
static uint64_t
-process_inner_cksums(struct ether_hdr *eth_hdr, union tunnel_offload_info *info)
+process_inner_cksums(struct rte_ether_hdr *eth_hdr,
+ union tunnel_offload_info *info)
{
void *l3_hdr = NULL;
uint8_t l4_proto;
uint16_t ethertype;
- struct ipv4_hdr *ipv4_hdr;
- struct ipv6_hdr *ipv6_hdr;
- struct udp_hdr *udp_hdr;
- struct tcp_hdr *tcp_hdr;
- struct sctp_hdr *sctp_hdr;
+ struct rte_ipv4_hdr *ipv4_hdr;
+ struct rte_ipv6_hdr *ipv6_hdr;
+ struct rte_udp_hdr *udp_hdr;
+ struct rte_tcp_hdr *tcp_hdr;
+ struct rte_sctp_hdr *sctp_hdr;
uint64_t ol_flags = 0;
- info->l2_len = sizeof(struct ether_hdr);
+ info->l2_len = sizeof(struct rte_ether_hdr);
ethertype = rte_be_to_cpu_16(eth_hdr->ether_type);
- if (ethertype == ETHER_TYPE_VLAN) {
- struct vlan_hdr *vlan_hdr = (struct vlan_hdr *)(eth_hdr + 1);
- info->l2_len += sizeof(struct vlan_hdr);
+ if (ethertype == RTE_ETHER_TYPE_VLAN) {
+ struct rte_vlan_hdr *vlan_hdr =
+ (struct rte_vlan_hdr *)(eth_hdr + 1);
+ info->l2_len += sizeof(struct rte_vlan_hdr);
ethertype = rte_be_to_cpu_16(vlan_hdr->eth_proto);
}
l3_hdr = (char *)eth_hdr + info->l2_len;
- if (ethertype == ETHER_TYPE_IPv4) {
- ipv4_hdr = (struct ipv4_hdr *)l3_hdr;
+ if (ethertype == RTE_ETHER_TYPE_IPV4) {
+ ipv4_hdr = (struct rte_ipv4_hdr *)l3_hdr;
ipv4_hdr->hdr_checksum = 0;
ol_flags |= PKT_TX_IPV4;
ol_flags |= PKT_TX_IP_CKSUM;
- info->l3_len = sizeof(struct ipv4_hdr);
+ info->l3_len = sizeof(struct rte_ipv4_hdr);
l4_proto = ipv4_hdr->next_proto_id;
- } else if (ethertype == ETHER_TYPE_IPv6) {
- ipv6_hdr = (struct ipv6_hdr *)l3_hdr;
- info->l3_len = sizeof(struct ipv6_hdr);
+ } else if (ethertype == RTE_ETHER_TYPE_IPV6) {
+ ipv6_hdr = (struct rte_ipv6_hdr *)l3_hdr;
+ info->l3_len = sizeof(struct rte_ipv6_hdr);
l4_proto = ipv6_hdr->proto;
ol_flags |= PKT_TX_IPV6;
} else
return 0; /* packet type not supported, nothing to do */
if (l4_proto == IPPROTO_UDP) {
- udp_hdr = (struct udp_hdr *)((char *)l3_hdr + info->l3_len);
+ udp_hdr = (struct rte_udp_hdr *)((char *)l3_hdr + info->l3_len);
ol_flags |= PKT_TX_UDP_CKSUM;
udp_hdr->dgram_cksum = get_psd_sum(l3_hdr,
ethertype, ol_flags);
} else if (l4_proto == IPPROTO_TCP) {
- tcp_hdr = (struct tcp_hdr *)((char *)l3_hdr + info->l3_len);
- ol_flags |= PKT_TX_TCP_CKSUM;
- tcp_hdr->cksum = get_psd_sum(l3_hdr, ethertype,
- ol_flags);
+ tcp_hdr = (struct rte_tcp_hdr *)((char *)l3_hdr + info->l3_len);
+ /* Put PKT_TX_TCP_SEG bit setting before get_psd_sum(), because
+ * it depends on PKT_TX_TCP_SEG to calculate pseudo-header
+ * checksum.
+ */
if (tso_segsz != 0) {
ol_flags |= PKT_TX_TCP_SEG;
info->tso_segsz = tso_segsz;
- info->l4_len = sizeof(struct tcp_hdr);
+ info->l4_len = (tcp_hdr->data_off & 0xf0) >> 2;
}
+ ol_flags |= PKT_TX_TCP_CKSUM;
+ tcp_hdr->cksum = get_psd_sum(l3_hdr, ethertype, ol_flags);
} else if (l4_proto == IPPROTO_SCTP) {
- sctp_hdr = (struct sctp_hdr *)((char *)l3_hdr + info->l3_len);
+ sctp_hdr = (struct rte_sctp_hdr *)
+ ((char *)l3_hdr + info->l3_len);
sctp_hdr->cksum = 0;
ol_flags |= PKT_TX_SCTP_CKSUM;
}
{
uint8_t l4_proto = 0;
uint16_t outer_header_len;
- struct udp_hdr *udp_hdr;
+ struct rte_udp_hdr *udp_hdr;
union tunnel_offload_info info = { .data = 0 };
- struct ether_hdr *phdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
+ struct rte_ether_hdr *phdr =
+ rte_pktmbuf_mtod(pkt, struct rte_ether_hdr *);
parse_ethernet(phdr, &info, &l4_proto);
if (l4_proto != IPPROTO_UDP)
return -1;
- udp_hdr = (struct udp_hdr *)((char *)phdr +
+ udp_hdr = (struct rte_udp_hdr *)((char *)phdr +
info.outer_l2_len + info.outer_l3_len);
/** check udp destination port, 4789 is the default vxlan port
* (rfc7348) or that the rx offload flag is set (i40e only
* currently)*/
- if (udp_hdr->dst_port != rte_cpu_to_be_16(DEFAULT_VXLAN_PORT) &&
+ if (udp_hdr->dst_port != rte_cpu_to_be_16(RTE_VXLAN_DEFAULT_PORT) &&
(pkt->packet_type & RTE_PTYPE_TUNNEL_MASK) == 0)
return -1;
outer_header_len = info.outer_l2_len + info.outer_l3_len
- + sizeof(struct udp_hdr) + sizeof(struct vxlan_hdr);
+ + sizeof(struct rte_udp_hdr) + sizeof(struct rte_vxlan_hdr);
rte_pktmbuf_adj(pkt, outer_header_len);
uint64_t ol_flags = 0;
uint32_t old_len = m->pkt_len, hash;
union tunnel_offload_info tx_offload = { .data = 0 };
- struct ether_hdr *phdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
+ struct rte_ether_hdr *phdr =
+ rte_pktmbuf_mtod(m, struct rte_ether_hdr *);
/*Allocate space for new ethernet, IPv4, UDP and VXLAN headers*/
- struct ether_hdr *pneth = (struct ether_hdr *) rte_pktmbuf_prepend(m,
- sizeof(struct ether_hdr) + sizeof(struct ipv4_hdr)
- + sizeof(struct udp_hdr) + sizeof(struct vxlan_hdr));
+ struct rte_ether_hdr *pneth =
+ (struct rte_ether_hdr *) rte_pktmbuf_prepend(m,
+ sizeof(struct rte_ether_hdr) + sizeof(struct rte_ipv4_hdr)
+ + sizeof(struct rte_udp_hdr) + sizeof(struct rte_vxlan_hdr));
- struct ipv4_hdr *ip = (struct ipv4_hdr *) &pneth[1];
- struct udp_hdr *udp = (struct udp_hdr *) &ip[1];
- struct vxlan_hdr *vxlan = (struct vxlan_hdr *) &udp[1];
+ struct rte_ipv4_hdr *ip = (struct rte_ipv4_hdr *) &pneth[1];
+ struct rte_udp_hdr *udp = (struct rte_udp_hdr *) &ip[1];
+ struct rte_vxlan_hdr *vxlan = (struct rte_vxlan_hdr *) &udp[1];
/* convert TX queue ID to vport ID */
vport_id = queue_id - 1;
/* replace original Ethernet header with ours */
pneth = rte_memcpy(pneth, &app_l2_hdr[vport_id],
- sizeof(struct ether_hdr));
+ sizeof(struct rte_ether_hdr));
/* copy in IP header */
ip = rte_memcpy(ip, &app_ip_hdr[vport_id],
- sizeof(struct ipv4_hdr));
- ip->total_length = rte_cpu_to_be_16(m->data_len
- - sizeof(struct ether_hdr));
+ sizeof(struct rte_ipv4_hdr));
+ ip->total_length = rte_cpu_to_be_16(m->pkt_len
+ - sizeof(struct rte_ether_hdr));
/* outer IP checksum */
ol_flags |= PKT_TX_OUTER_IP_CKSUM;
m->l2_len = tx_offload.l2_len;
m->l3_len = tx_offload.l3_len;
m->l4_len = tx_offload.l4_len;
- m->l2_len += ETHER_VXLAN_HLEN;
+ m->l2_len += RTE_ETHER_VXLAN_HLEN;
}
- m->outer_l2_len = sizeof(struct ether_hdr);
- m->outer_l3_len = sizeof(struct ipv4_hdr);
+ m->outer_l2_len = sizeof(struct rte_ether_hdr);
+ m->outer_l3_len = sizeof(struct rte_ipv4_hdr);
+
+ ol_flags |= PKT_TX_TUNNEL_VXLAN;
m->ol_flags |= ol_flags;
m->tso_segsz = tx_offload.tso_segsz;
/*UDP HEADER*/
udp->dgram_cksum = 0;
udp->dgram_len = rte_cpu_to_be_16(old_len
- + sizeof(struct udp_hdr)
- + sizeof(struct vxlan_hdr));
+ + sizeof(struct rte_udp_hdr)
+ + sizeof(struct rte_vxlan_hdr));
udp->dst_port = rte_cpu_to_be_16(vxdev.dst_port);
- hash = rte_hash_crc(phdr, 2 * ETHER_ADDR_LEN, phdr->ether_type);
+ hash = rte_hash_crc(phdr, 2 * RTE_ETHER_ADDR_LEN, phdr->ether_type);
udp->src_port = rte_cpu_to_be_16((((uint64_t) hash * PORT_RANGE) >> 32)
+ PORT_MIN);