2 * Copyright (c) 2005-2006 Intel Corporation. All rights reserved.
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33 #ifndef RDMA_USER_CM_H
34 #define RDMA_USER_CM_H
36 #include <linux/types.h>
37 #include <linux/in6.h>
38 #include <rdma/ib_user_verbs.h>
39 #include <rdma/ib_user_sa.h>
41 #define RDMA_USER_CM_ABI_VERSION 4
43 #define RDMA_MAX_PRIVATE_DATA 256
46 RDMA_USER_CM_CMD_CREATE_ID,
47 RDMA_USER_CM_CMD_DESTROY_ID,
48 RDMA_USER_CM_CMD_BIND_IP,
49 RDMA_USER_CM_CMD_RESOLVE_IP,
50 RDMA_USER_CM_CMD_RESOLVE_ROUTE,
51 RDMA_USER_CM_CMD_QUERY_ROUTE,
52 RDMA_USER_CM_CMD_CONNECT,
53 RDMA_USER_CM_CMD_LISTEN,
54 RDMA_USER_CM_CMD_ACCEPT,
55 RDMA_USER_CM_CMD_REJECT,
56 RDMA_USER_CM_CMD_DISCONNECT,
57 RDMA_USER_CM_CMD_INIT_QP_ATTR,
58 RDMA_USER_CM_CMD_GET_EVENT,
59 RDMA_USER_CM_CMD_GET_OPTION,
60 RDMA_USER_CM_CMD_SET_OPTION,
61 RDMA_USER_CM_CMD_NOTIFY,
62 RDMA_USER_CM_CMD_JOIN_IP_MCAST,
63 RDMA_USER_CM_CMD_LEAVE_MCAST,
64 RDMA_USER_CM_CMD_MIGRATE_ID,
65 RDMA_USER_CM_CMD_QUERY,
66 RDMA_USER_CM_CMD_BIND,
67 RDMA_USER_CM_CMD_RESOLVE_ADDR,
68 RDMA_USER_CM_CMD_JOIN_MCAST
72 * command ABI structures.
74 struct rdma_ucm_cmd_hdr {
80 struct rdma_ucm_create_id {
88 struct rdma_ucm_create_id_resp {
92 struct rdma_ucm_destroy_id {
98 struct rdma_ucm_destroy_id_resp {
99 __u32 events_reported;
102 struct rdma_ucm_bind_ip {
104 struct sockaddr_in6 addr;
108 struct rdma_ucm_bind {
112 struct sockaddr_storage addr;
115 struct rdma_ucm_resolve_ip {
116 struct sockaddr_in6 src_addr;
117 struct sockaddr_in6 dst_addr;
122 struct rdma_ucm_resolve_addr {
128 struct sockaddr_storage src_addr;
129 struct sockaddr_storage dst_addr;
132 struct rdma_ucm_resolve_route {
138 RDMA_USER_CM_QUERY_ADDR,
139 RDMA_USER_CM_QUERY_PATH,
140 RDMA_USER_CM_QUERY_GID
143 struct rdma_ucm_query {
149 struct rdma_ucm_query_route_resp {
151 struct ib_user_path_rec ib_route[2];
152 struct sockaddr_in6 src_addr;
153 struct sockaddr_in6 dst_addr;
159 struct rdma_ucm_query_addr_resp {
166 struct sockaddr_storage src_addr;
167 struct sockaddr_storage dst_addr;
170 struct rdma_ucm_query_path_resp {
173 struct ib_path_rec_data path_data[0];
176 struct rdma_ucm_conn_param {
179 __u8 private_data[RDMA_MAX_PRIVATE_DATA];
180 __u8 private_data_len;
182 __u8 responder_resources;
183 __u8 initiator_depth;
186 __u8 rnr_retry_count;
190 struct rdma_ucm_ud_param {
193 struct ib_uverbs_ah_attr ah_attr;
194 __u8 private_data[RDMA_MAX_PRIVATE_DATA];
195 __u8 private_data_len;
199 struct rdma_ucm_connect {
200 struct rdma_ucm_conn_param conn_param;
205 struct rdma_ucm_listen {
210 struct rdma_ucm_accept {
212 struct rdma_ucm_conn_param conn_param;
217 struct rdma_ucm_reject {
219 __u8 private_data_len;
221 __u8 private_data[RDMA_MAX_PRIVATE_DATA];
224 struct rdma_ucm_disconnect {
228 struct rdma_ucm_init_qp_attr {
234 struct rdma_ucm_notify {
239 struct rdma_ucm_join_ip_mcast {
240 __u64 response; /* rdma_ucm_create_id_resp */
242 struct sockaddr_in6 addr;
246 struct rdma_ucm_join_mcast {
247 __u64 response; /* rdma_ucma_create_id_resp */
252 struct sockaddr_storage addr;
255 struct rdma_ucm_get_event {
259 struct rdma_ucm_event_resp {
265 struct rdma_ucm_conn_param conn;
266 struct rdma_ucm_ud_param ud;
278 RDMA_OPTION_ID_TOS = 0,
279 RDMA_OPTION_ID_REUSEADDR = 1,
280 RDMA_OPTION_ID_AFONLY = 2,
281 RDMA_OPTION_IB_PATH = 1
284 struct rdma_ucm_set_option {
292 struct rdma_ucm_migrate_id {
298 struct rdma_ucm_migrate_resp {
299 __u32 events_reported;
302 #endif /* RDMA_USER_CM_H */