text: /*
   * Copyright (c) 2014, Cisco Systems, Inc. All rights reserved.
   * Copyright (c) 2017      Amazon.com, Inc. or its affiliates.
   *                         All Rights reserved.
   *
   * Portions of this software copied from libfabric
   * (https://github.com/ofiwg/libfabric)
   *
   * LICENSE_BEGIN
   *
   * BSD license:
   *
   *     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.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
   * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
   * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
   * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
   * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   *
   * LICENSE_END
   */
  
  #ifndef LIBNL3_UTILS_H
  #define LIBNL3_UTILS_H
  
  #include <linux/netlink.h>
  #include <linux/rtnetlink.h>
  #include <netlink/netlink.h>
  #include <netlink/route/rtnl.h>
  #include <netlink/route/route.h>
  
  typedef struct nl_sock NL_HANDLE;
  
  #define NLMSG_SIZE(size) nlmsg_size(size)
  #define NL_GETERROR(err) nl_geterror(err)
  #define NL_HANDLE_ALLOC nl_socket_alloc
  #define NL_HANDLE_FREE nl_socket_free
  #define NL_DISABLE_SEQ_CHECK nl_socket_disable_seq_check
  #define INC_CB_MSGCNT(arg)
  
  /* err will be returned as -NLE_AGAIN */
  /* if the socket times out */
  #define NL_RECVMSGS(nlh, cb_arg, rc, err, out) \
  	do { \
  		err = nl_recvmsgs_default(nlh); \
  		if (err < 0) { \
                      prte_output(0, "Failed to receive netlink reply message, error %s\n", \
  				NL_GETERROR(err)); \
  			if (err == -NLE_AGAIN) \
  				err = rc; \
  			goto out; \
  		} \
  	} while (0)
  
  struct prte_reachable_netlink_rt_cb_arg {
  	int			oif;
  	int			found;
  	int			has_gateway;
  	int			replied;
  	struct prte_reachable_netlink_sk	*unlsk;
  };
  
  #endif /* LIBNL3_UTILS_H */
  