Dmitry V. Levin
71e05be60a
* net.c (print_sockaddr_data_nl): Change "pid" to "nl_pid", "groups" to "nl_groups". Print sockaddr_nl.nl_groups using %#08x format. * tests/net-yy-netlink.c (main): Update.
85 lines
3.0 KiB
C
85 lines
3.0 KiB
C
/*
|
|
* This file is part of net-yy-netlink strace test.
|
|
*
|
|
* Copyright (c) 2013-2016 Dmitry V. Levin <ldv@altlinux.org>
|
|
* Copyright (c) 2016 Fabien Siron <fabien.siron@epita.fr>
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. 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.
|
|
* 3. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
|
|
*/
|
|
|
|
#include "tests.h"
|
|
#include <stddef.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <stdint.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
#include <sys/socket.h>
|
|
#include <linux/netlink.h>
|
|
#include <linux/sock_diag.h>
|
|
#include <linux/netlink_diag.h>
|
|
|
|
#if !defined NETLINK_SOCK_DIAG && defined NETLINK_INET_DIAG
|
|
# define NETLINK_SOCK_DIAG NETLINK_INET_DIAG
|
|
#endif
|
|
|
|
int
|
|
main(void)
|
|
{
|
|
unsigned magic = 1234;
|
|
struct sockaddr_nl addr = {
|
|
.nl_family = AF_NETLINK,
|
|
.nl_pid = 1234
|
|
};
|
|
struct sockaddr *const sa = tail_memdup(&addr, sizeof(addr));
|
|
socklen_t * const len = tail_alloc(sizeof(socklen_t));
|
|
*len = sizeof(addr);
|
|
|
|
const int fd = socket(AF_NETLINK, SOCK_RAW, NETLINK_SOCK_DIAG);
|
|
if (fd < 0)
|
|
perror_msg_and_skip("socket");
|
|
const unsigned long inode = inode_of_sockfd(fd);
|
|
printf("socket(AF_NETLINK, SOCK_RAW, NETLINK_SOCK_DIAG) = "
|
|
"%d<NETLINK:[%lu]>\n", fd, inode);
|
|
|
|
if (bind(fd, sa, *len))
|
|
perror_msg_and_skip("bind");
|
|
printf("bind(%d<NETLINK:[%lu]>, {sa_family=AF_NETLINK"
|
|
", nl_pid=%u, nl_groups=00000000}, %u) = 0\n",
|
|
fd, inode, magic, (unsigned) *len);
|
|
|
|
if (getsockname(fd, sa, len))
|
|
perror_msg_and_fail("getsockname");
|
|
printf("getsockname(%d<NETLINK:[SOCK_DIAG:%u]>, {sa_family=AF_NETLINK"
|
|
", nl_pid=%u, nl_groups=00000000}, [%u]) = 0\n",
|
|
fd, magic, magic, (unsigned) *len);
|
|
|
|
if (close(fd))
|
|
perror_msg_and_fail("close");
|
|
printf("close(%d<NETLINK:[SOCK_DIAG:%u]>) = 0\n", fd, magic);
|
|
|
|
puts("+++ exited with 0 +++");
|
|
return 0;
|
|
}
|