1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2019 Isilon Systems, LLC.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * $FreeBSD$
28 */
29
30#ifndef _SYS_OFED_INCLUDE_RDMA_RDMA_SDP_H_
31#define _SYS_OFED_INCLUDE_RDMA_RDMA_SDP_H_
32
33#include <sys/cdefs.h>
34#include <netinet/in.h>
35
36#include <rdma/ib_cm.h>
37
38union cma_ip_addr {
39	struct in6_addr ip6;
40	struct {
41		__be32 pad[3];
42		__be32 addr;
43	} ip4;
44};
45
46struct sdp_bsdh {
47	u8 mid;
48	u8 flags;
49	__u16 bufs;
50	__u32 len;
51	__u32 mseq;
52	__u32 mseq_ack;
53} __packed;
54
55struct sdp_hh {
56	struct sdp_bsdh bsdh;
57	u8 majv_minv;
58	u8 ipv_cap;
59	u8 rsvd1;
60	u8 max_adverts;
61	__u32 desremrcvsz;
62	__u32 localrcvsz;
63	__u16 port;
64	__u16 rsvd2;
65	union cma_ip_addr src_addr;
66	union cma_ip_addr dst_addr;
67	u8 rsvd3[IB_CM_REQ_PRIVATE_DATA_SIZE - sizeof(struct sdp_bsdh) - 48];
68} __packed;
69
70struct sdp_hah {
71	struct sdp_bsdh bsdh;
72	u8 majv_minv;
73	u8 ipv_cap;
74	u8 rsvd1;
75	u8 ext_max_adverts;
76	__u32 actrcvsz;
77	u8 rsvd2[IB_CM_REP_PRIVATE_DATA_SIZE - sizeof(struct sdp_bsdh) - 8];
78} __packed;
79
80#endif /* _SYS_OFED_INCLUDE_RDMA_RDMA_SDP_H_ */
81