strace/tests/netlink_kobject_uevent.c
JingPiao Chen 474031e41b tests: check decoding of NETLINK_KOBJECT_UEVENT messages
* tests/netlink_kobject_uevent.c: New file.
* tests/gen_tests.in (netlink_kobject_uevent): New entry.
* tests/pure_executables.list: Add netlink_kobject_uevent.
* tests/.gitignore: Likewise.

Co-authored-by: Dmitry V. Levin <ldv@altlinux.org>
2017-08-08 16:36:59 +00:00

62 lines
2.4 KiB
C

/*
* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
* Copyright (c) 2017 The strace developers.
* 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 <stdio.h>
#include <sys/socket.h>
#include "netlink.h"
int
main(void)
{
skip_if_unavailable("/proc/self/fd/");
long rc;
int fd = create_nl_socket(NETLINK_KOBJECT_UEVENT);
/* test using data that looks like a zero-length C string */
char *const buf = tail_alloc(DEFAULT_STRLEN + 1);
buf[0] = '=';
fill_memory_ex(buf + 1, DEFAULT_STRLEN, 0, DEFAULT_STRLEN);
rc = sendto(fd, buf + 1, DEFAULT_STRLEN, MSG_DONTWAIT, NULL, 0);
printf("sendto(%d, ", fd);
print_quoted_memory(buf + 1, DEFAULT_STRLEN);
printf(", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
DEFAULT_STRLEN, sprintrc(rc));
rc = sendto(fd, buf, DEFAULT_STRLEN + 1, MSG_DONTWAIT, NULL, 0);
printf("sendto(%d, ", fd);
print_quoted_memory(buf, DEFAULT_STRLEN);
printf("..., %u, MSG_DONTWAIT, NULL, 0) = %s\n",
DEFAULT_STRLEN + 1, sprintrc(rc));
puts("+++ exited with 0 +++");
return 0;
}