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-rw-r--r--examples/tep_termination/vxlan.h86
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diff --git a/examples/tep_termination/vxlan.h b/examples/tep_termination/vxlan.h
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+/*-
+ * 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.
+ */
+
+#ifndef _VXLAN_H_
+#define _VXLAN_H_
+
+#include <rte_ether.h>
+#include <rte_ip.h>
+
+#define PORT_MIN 49152
+#define PORT_MAX 65535
+#define PORT_RANGE ((PORT_MAX - PORT_MIN) + 1)
+
+#define VXLAN_N_PORTS 2
+#define VXLAN_HF_VNI 0x08000000
+#define DEFAULT_VXLAN_PORT 4789
+
+extern struct ipv4_hdr app_ip_hdr[VXLAN_N_PORTS];
+extern struct ether_hdr app_l2_hdr[VXLAN_N_PORTS];
+extern uint8_t tx_checksum;
+extern uint16_t tso_segsz;
+
+struct vxlan_port {
+ uint32_t vport_id; /**< VirtIO port id */
+ uint32_t peer_ip; /**< remote VTEP IP address */
+ struct ether_addr peer_mac; /**< remote VTEP MAC address */
+ struct ether_addr vport_mac; /**< VirtIO port MAC address */
+} __rte_cache_aligned;
+
+struct vxlan_conf {
+ uint16_t dst_port; /**< VXLAN UDP destination port */
+ uint32_t port_ip; /**< DPDK port IP address*/
+ uint32_t in_key; /**< VLAN ID */
+ uint32_t out_key; /**< VXLAN VNI */
+ struct vxlan_port port[VXLAN_N_PORTS]; /**< VXLAN configuration */
+} __rte_cache_aligned;
+
+extern struct vxlan_conf vxdev;
+
+/* structure that caches offload info for the current packet */
+union tunnel_offload_info {
+ uint64_t data;
+ struct {
+ uint64_t l2_len:7; /**< L2 (MAC) Header Length. */
+ uint64_t l3_len:9; /**< L3 (IP) Header Length. */
+ uint64_t l4_len:8; /**< L4 Header Length. */
+ uint64_t tso_segsz:16; /**< TCP TSO segment size */
+ uint64_t outer_l2_len:7; /**< outer L2 Header Length */
+ uint64_t outer_l3_len:16; /**< outer L3 Header Length */
+ };
+} __rte_cache_aligned;
+
+int decapsulation(struct rte_mbuf *pkt);
+void encapsulation(struct rte_mbuf *m, uint8_t queue_id);
+
+#endif /* _VXLAN_H_ */