uverbs_marshall.c

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/*
 * Copyright (c) 2005 Intel Corporation.  All rights reserved.
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     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.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include <linux/export.h>
#include <rdma/ib_marshall.h>

void ib_copy_ah_attr_to_user(struct ib_uverbs_ah_attr *dst,
                 struct ib_ah_attr *src)
{
    memcpy(dst->grh.dgid, src->grh.dgid.raw, sizeof src->grh.dgid);
    dst->grh.flow_label        = src->grh.flow_label;
    dst->grh.sgid_index        = src->grh.sgid_index;
    dst->grh.hop_limit         = src->grh.hop_limit;
    dst->grh.traffic_class     = src->grh.traffic_class;
    memset(&dst->grh.reserved, 0, sizeof(dst->grh.reserved));
    dst->dlid              = src->dlid;
    dst->sl                = src->sl;
    dst->src_path_bits     = src->src_path_bits;
    dst->static_rate       = src->static_rate;
    dst->is_global             = src->ah_flags & IB_AH_GRH ? 1 : 0;
    dst->port_num              = src->port_num;
    dst->reserved          = 0;
}
EXPORT_SYMBOL(ib_copy_ah_attr_to_user);

void ib_copy_qp_attr_to_user(struct ib_uverbs_qp_attr *dst,
                 struct ib_qp_attr *src)
{
    dst->qp_state           = src->qp_state;
    dst->cur_qp_state   = src->cur_qp_state;
    dst->path_mtu       = src->path_mtu;
    dst->path_mig_state = src->path_mig_state;
    dst->qkey       = src->qkey;
    dst->rq_psn     = src->rq_psn;
    dst->sq_psn     = src->sq_psn;
    dst->dest_qp_num    = src->dest_qp_num;
    dst->qp_access_flags    = src->qp_access_flags;

    dst->max_send_wr    = src->cap.max_send_wr;
    dst->max_recv_wr    = src->cap.max_recv_wr;
    dst->max_send_sge   = src->cap.max_send_sge;
    dst->max_recv_sge   = src->cap.max_recv_sge;
    dst->max_inline_data    = src->cap.max_inline_data;

    ib_copy_ah_attr_to_user(&dst->ah_attr, &src->ah_attr);
    ib_copy_ah_attr_to_user(&dst->alt_ah_attr, &src->alt_ah_attr);

    dst->pkey_index     = src->pkey_index;
    dst->alt_pkey_index = src->alt_pkey_index;
    dst->en_sqd_async_notify = src->en_sqd_async_notify;
    dst->sq_draining    = src->sq_draining;
    dst->max_rd_atomic  = src->max_rd_atomic;
    dst->max_dest_rd_atomic = src->max_dest_rd_atomic;
    dst->min_rnr_timer  = src->min_rnr_timer;
    dst->port_num       = src->port_num;
    dst->timeout        = src->timeout;
    dst->retry_cnt      = src->retry_cnt;
    dst->rnr_retry      = src->rnr_retry;
    dst->alt_port_num   = src->alt_port_num;
    dst->alt_timeout    = src->alt_timeout;
    memset(dst->reserved, 0, sizeof(dst->reserved));
}
EXPORT_SYMBOL(ib_copy_qp_attr_to_user);

void ib_copy_path_rec_to_user(struct ib_user_path_rec *dst,
                  struct ib_sa_path_rec *src)
{
    memcpy(dst->dgid, src->dgid.raw, sizeof src->dgid);
    memcpy(dst->sgid, src->sgid.raw, sizeof src->sgid);

    dst->dlid       = src->dlid;
    dst->slid       = src->slid;
    dst->raw_traffic    = src->raw_traffic;
    dst->flow_label     = src->flow_label;
    dst->hop_limit      = src->hop_limit;
    dst->traffic_class  = src->traffic_class;
    dst->reversible     = src->reversible;
    dst->numb_path      = src->numb_path;
    dst->pkey       = src->pkey;
    dst->sl         = src->sl;
    dst->mtu_selector   = src->mtu_selector;
    dst->mtu        = src->mtu;
    dst->rate_selector  = src->rate_selector;
    dst->rate       = src->rate;
    dst->packet_life_time   = src->packet_life_time;
    dst->preference     = src->preference;
    dst->packet_life_time_selector = src->packet_life_time_selector;
}
EXPORT_SYMBOL(ib_copy_path_rec_to_user);

void ib_copy_path_rec_from_user(struct ib_sa_path_rec *dst,
                struct ib_user_path_rec *src)
{
    memcpy(dst->dgid.raw, src->dgid, sizeof dst->dgid);
    memcpy(dst->sgid.raw, src->sgid, sizeof dst->sgid);

    dst->dlid       = src->dlid;
    dst->slid       = src->slid;
    dst->raw_traffic    = src->raw_traffic;
    dst->flow_label     = src->flow_label;
    dst->hop_limit      = src->hop_limit;
    dst->traffic_class  = src->traffic_class;
    dst->reversible     = src->reversible;
    dst->numb_path      = src->numb_path;
    dst->pkey       = src->pkey;
    dst->sl         = src->sl;
    dst->mtu_selector   = src->mtu_selector;
    dst->mtu        = src->mtu;
    dst->rate_selector  = src->rate_selector;
    dst->rate       = src->rate;
    dst->packet_life_time   = src->packet_life_time;
    dst->preference     = src->preference;
    dst->packet_life_time_selector = src->packet_life_time_selector;
}
EXPORT_SYMBOL(ib_copy_path_rec_from_user);