util/rdma_nl.h

/*
 * Copyright (c) 2019, Mellanox Technologies. 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.
 */
#ifndef UTIL_RDMA_NL_H
#define UTIL_RDMA_NL_H

#include <stdbool.h>

#include <rdma/rdma_netlink.h>
#include <netlink/netlink.h>
#include <netlink/msg.h>
#include <netlink/attr.h>

extern struct nla_policy rdmanl_policy[RDMA_NLDEV_ATTR_MAX];
struct nl_sock *rdmanl_socket_alloc(void);
int rdmanl_get_devices(struct nl_sock *nl, nl_recvmsg_msg_cb_t cb_func,
		       void *data);
int rdmanl_get_chardev(struct nl_sock *nl, int ibidx, const char *name,
		       nl_recvmsg_msg_cb_t cb_func, void *data);
bool get_copy_on_fork(void);
int rdmanl_get_copy_on_fork(struct nl_sock *nl, nl_recvmsg_msg_cb_t cb_func,
			    void *data);

#endif