82 lines
3.0 KiB
C
82 lines
3.0 KiB
C
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/*
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* This file is part of net-yy-netlink strace test.
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*
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* Copyright (c) 2013-2017 Dmitry V. Levin <ldv@altlinux.org>
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* Copyright (c) 2016 Fabien Siron <fabien.siron@epita.fr>
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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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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/socket.h>
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#include "netlink.h"
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#include <linux/sock_diag.h>
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#include <linux/netlink_diag.h>
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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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struct sockaddr_nl addr = {
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.nl_family = AF_NETLINK,
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.nl_pid = getpid()
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};
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struct sockaddr *const sa = tail_memdup(&addr, sizeof(addr));
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TAIL_ALLOC_OBJECT_CONST_PTR(socklen_t, len);
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*len = sizeof(addr);
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const int fd = socket(AF_NETLINK, SOCK_RAW, NETLINK_SOCK_DIAG);
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if (fd < 0)
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perror_msg_and_skip("socket");
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const unsigned long inode = inode_of_sockfd(fd);
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printf("socket(AF_NETLINK, SOCK_RAW, NETLINK_SOCK_DIAG) = "
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"%d<NETLINK:[%lu]>\n", fd, inode);
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if (bind(fd, sa, *len))
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perror_msg_and_skip("bind");
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printf("bind(%d<NETLINK:[%lu]>, {sa_family=AF_NETLINK"
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", nl_pid=%u, nl_groups=00000000}, %u) = 0\n",
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fd, inode, addr.nl_pid, (unsigned) *len);
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if (getsockname(fd, sa, len))
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perror_msg_and_fail("getsockname");
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printf("getsockname(%d<NETLINK:[SOCK_DIAG:%u]>, {sa_family=AF_NETLINK"
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", nl_pid=%u, nl_groups=00000000}, [%u]) = 0\n",
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fd, addr.nl_pid, addr.nl_pid, (unsigned) *len);
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if (close(fd))
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perror_msg_and_fail("close");
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printf("close(%d<NETLINK:[SOCK_DIAG:%u]>) = 0\n", fd, addr.nl_pid);
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puts("+++ exited with 0 +++");
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return 0;
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}
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