ib_uverbs_marshall.c revision 331769 
1/*
2 * Copyright (c) 2005 Intel Corporation.  All rights reserved.
3 *
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:
9 *
10 *     Redistribution and use in source and binary forms, with or
11 *     without modification, are permitted provided that the following
12 *     conditions are met:
13 *
14 *      - Redistributions of source code must retain the above
15 *        copyright notice, this list of conditions and the following
16 *        disclaimer.
17 *
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.
22 *
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
30 * SOFTWARE.
31 */
32
33#include <rdma/ib_marshall.h>
34
35void ib_copy_ah_attr_to_user(struct ib_uverbs_ah_attr *dst,
36			     struct ib_ah_attr *src)
37{
38	memcpy(dst->grh.dgid, src->grh.dgid.raw, sizeof src->grh.dgid);
39	dst->grh.flow_label        = src->grh.flow_label;
40	dst->grh.sgid_index        = src->grh.sgid_index;
41	dst->grh.hop_limit         = src->grh.hop_limit;
42	dst->grh.traffic_class     = src->grh.traffic_class;
43	memset(&dst->grh.reserved, 0, sizeof(dst->grh.reserved));
44	dst->dlid 	    	   = src->dlid;
45	dst->sl   	    	   = src->sl;
46	dst->src_path_bits 	   = src->src_path_bits;
47	dst->static_rate   	   = src->static_rate;
48	dst->is_global             = src->ah_flags & IB_AH_GRH ? 1 : 0;
49	dst->port_num 	    	   = src->port_num;
50	dst->reserved 		   = 0;
51}
52EXPORT_SYMBOL(ib_copy_ah_attr_to_user);
53
54void ib_copy_qp_attr_to_user(struct ib_uverbs_qp_attr *dst,
55			     struct ib_qp_attr *src)
56{
57	dst->qp_state	        = src->qp_state;
58	dst->cur_qp_state	= src->cur_qp_state;
59	dst->path_mtu		= src->path_mtu;
60	dst->path_mig_state	= src->path_mig_state;
61	dst->qkey		= src->qkey;
62	dst->rq_psn		= src->rq_psn;
63	dst->sq_psn		= src->sq_psn;
64	dst->dest_qp_num	= src->dest_qp_num;
65	dst->qp_access_flags	= src->qp_access_flags;
66
67	dst->max_send_wr	= src->cap.max_send_wr;
68	dst->max_recv_wr	= src->cap.max_recv_wr;
69	dst->max_send_sge	= src->cap.max_send_sge;
70	dst->max_recv_sge	= src->cap.max_recv_sge;
71	dst->max_inline_data	= src->cap.max_inline_data;
72
73	ib_copy_ah_attr_to_user(&dst->ah_attr, &src->ah_attr);
74	ib_copy_ah_attr_to_user(&dst->alt_ah_attr, &src->alt_ah_attr);
75
76	dst->pkey_index		= src->pkey_index;
77	dst->alt_pkey_index	= src->alt_pkey_index;
78	dst->en_sqd_async_notify = src->en_sqd_async_notify;
79	dst->sq_draining	= src->sq_draining;
80	dst->max_rd_atomic	= src->max_rd_atomic;
81	dst->max_dest_rd_atomic	= src->max_dest_rd_atomic;
82	dst->min_rnr_timer	= src->min_rnr_timer;
83	dst->port_num		= src->port_num;
84	dst->timeout		= src->timeout;
85	dst->retry_cnt		= src->retry_cnt;
86	dst->rnr_retry		= src->rnr_retry;
87	dst->alt_port_num	= src->alt_port_num;
88	dst->alt_timeout	= src->alt_timeout;
89	memset(dst->reserved, 0, sizeof(dst->reserved));
90}
91EXPORT_SYMBOL(ib_copy_qp_attr_to_user);
92
93void ib_copy_path_rec_to_user(struct ib_user_path_rec *dst,
94			      struct ib_sa_path_rec *src)
95{
96	memcpy(dst->dgid, src->dgid.raw, sizeof src->dgid);
97	memcpy(dst->sgid, src->sgid.raw, sizeof src->sgid);
98
99	dst->dlid		= src->dlid;
100	dst->slid		= src->slid;
101	dst->raw_traffic	= src->raw_traffic;
102	dst->flow_label		= src->flow_label;
103	dst->hop_limit		= src->hop_limit;
104	dst->traffic_class	= src->traffic_class;
105	dst->reversible		= src->reversible;
106	dst->numb_path		= src->numb_path;
107	dst->pkey		= src->pkey;
108	dst->sl			= src->sl;
109	dst->mtu_selector	= src->mtu_selector;
110	dst->mtu		= src->mtu;
111	dst->rate_selector	= src->rate_selector;
112	dst->rate		= src->rate;
113	dst->packet_life_time	= src->packet_life_time;
114	dst->preference		= src->preference;
115	dst->packet_life_time_selector = src->packet_life_time_selector;
116}
117EXPORT_SYMBOL(ib_copy_path_rec_to_user);
118
119void ib_copy_path_rec_from_user(struct ib_sa_path_rec *dst,
120				struct ib_user_path_rec *src)
121{
122	memcpy(dst->dgid.raw, src->dgid, sizeof dst->dgid);
123	memcpy(dst->sgid.raw, src->sgid, sizeof dst->sgid);
124
125	dst->dlid		= src->dlid;
126	dst->slid		= src->slid;
127	dst->raw_traffic	= src->raw_traffic;
128	dst->flow_label		= src->flow_label;
129	dst->hop_limit		= src->hop_limit;
130	dst->traffic_class	= src->traffic_class;
131	dst->reversible		= src->reversible;
132	dst->numb_path		= src->numb_path;
133	dst->pkey		= src->pkey;
134	dst->sl			= src->sl;
135	dst->mtu_selector	= src->mtu_selector;
136	dst->mtu		= src->mtu;
137	dst->rate_selector	= src->rate_selector;
138	dst->rate		= src->rate;
139	dst->packet_life_time	= src->packet_life_time;
140	dst->preference		= src->preference;
141	dst->packet_life_time_selector = src->packet_life_time_selector;
142
143	memset(dst->dmac, 0, sizeof(dst->dmac));
144	dst->net = NULL;
145	dst->ifindex = 0;
146	dst->gid_type = IB_GID_TYPE_IB;
147}
148EXPORT_SYMBOL(ib_copy_path_rec_from_user);
149