100 lines
3.2 KiB
C
100 lines
3.2 KiB
C
/*
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* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
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* Copyright (c) 2017-2018 The strace developers.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "tests.h"
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#ifdef HAVE_STRUCT_IFADDRLBLMSG
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# include <stdio.h>
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# include "test_nlattr.h"
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# include <linux/if_addrlabel.h>
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# include <linux/rtnetlink.h>
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static void
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init_ifaddrlblmsg(struct nlmsghdr *const nlh, const unsigned int msg_len)
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{
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SET_STRUCT(struct nlmsghdr, nlh,
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.nlmsg_len = msg_len,
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.nlmsg_type = RTM_GETADDRLABEL,
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.nlmsg_flags = NLM_F_DUMP
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);
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struct ifaddrlblmsg *const msg = NLMSG_DATA(nlh);
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SET_STRUCT(struct ifaddrlblmsg, msg,
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.ifal_family = AF_UNIX,
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.ifal_index = ifindex_lo()
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);
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}
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static void
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print_ifaddrlblmsg(const unsigned int msg_len)
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{
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printf("{len=%u, type=RTM_GETADDRLABEL, flags=NLM_F_DUMP"
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", seq=0, pid=0}, {ifal_family=AF_UNIX"
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", ifal_prefixlen=0, ifal_flags=0"
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", ifal_index=" IFINDEX_LO_STR
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", ifal_seq=0}",
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msg_len);
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}
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int
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main(void)
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{
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skip_if_unavailable("/proc/self/fd/");
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const int fd = create_nl_socket(NETLINK_ROUTE);
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const unsigned int hdrlen = sizeof(struct ifaddrlblmsg);
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void *nlh0 = midtail_alloc(NLMSG_SPACE(hdrlen), NLA_HDRLEN + 4);
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static char pattern[4096];
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fill_memory_ex(pattern, sizeof(pattern), 'a', 'z' - 'a' + 1);
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const unsigned int nla_type = 0xffff & NLA_TYPE_MASK;
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char nla_type_str[256];
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sprintf(nla_type_str, "%#x /* IFAL_??? */", nla_type);
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TEST_NLATTR_(fd, nlh0, hdrlen,
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init_ifaddrlblmsg, print_ifaddrlblmsg,
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nla_type, nla_type_str,
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4, pattern, 4,
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print_quoted_hex(pattern, 4));
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TEST_NLATTR(fd, nlh0, hdrlen,
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init_ifaddrlblmsg, print_ifaddrlblmsg,
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IFAL_ADDRESS, 4, pattern, 4,
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print_quoted_hex(pattern, 4));
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puts("+++ exited with 0 +++");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("HAVE_STRUCT_IFADDRLBLMSG")
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#endif
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