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/*
* netlink attribute ifinfomsg common code.
*
* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
* Copyright (c) 2017-2018 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef STRACE_TESTS_NLATTR_IFLA_H
#define STRACE_TESTS_NLATTR_IFLA_H
#include "tests.h"
#ifndef IFLA_ATTR
# error "Please define IFLA_ATTR before including this file"
#endif
static const unsigned int hdrlen = sizeof(struct ifinfomsg);
static void
init_ifinfomsg(struct nlmsghdr *const nlh, const unsigned int msg_len)
{
SET_STRUCT(struct nlmsghdr, nlh,
.nlmsg_len = msg_len,
.nlmsg_type = RTM_GETLINK,
.nlmsg_flags = NLM_F_DUMP
);
struct ifinfomsg *const msg = NLMSG_DATA(nlh);
SET_STRUCT(struct ifinfomsg, msg,
.ifi_family = AF_UNIX,
.ifi_type = ARPHRD_LOOPBACK,
.ifi_index = ifindex_lo(),
.ifi_flags = IFF_UP,
);
struct nlattr *const nla = NLMSG_ATTR(nlh, sizeof(*msg));
SET_STRUCT(struct nlattr, nla,
.nla_len = msg_len - NLMSG_SPACE(hdrlen),
.nla_type = IFLA_ATTR
);
}
static void
print_ifinfomsg(const unsigned int msg_len)
{
printf("{len=%u, type=RTM_GETLINK, flags=NLM_F_DUMP"
", seq=0, pid=0}, {ifi_family=AF_UNIX"
", ifi_type=ARPHRD_LOOPBACK"
", ifi_index=" IFINDEX_LO_STR
", ifi_flags=IFF_UP, ifi_change=0}"
", {{nla_len=%u, nla_type=" STRINGIFY_VAL(IFLA_ATTR) "}",
msg_len, msg_len - NLMSG_SPACE(hdrlen));
}
#endif /* STRACE_TESTS_NLATTR_IFLA_H */
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