strace/tests/futimesat.c
Dmitry V. Levin 4e9269aebc tests: check decoding of futimesat syscall
* tests/futimesat.c: New file.
* tests/futimesat.test: New test.
* tests/.gitignore: Add futimesat.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(DECODER_TESTS): Add futimesat.test.
2016-04-26 16:13:15 +00:00

88 lines
2.9 KiB
C

/*
* Check decoding of futimesat syscall.
*
* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
* 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 <sys/syscall.h>
#ifdef __NR_futimesat
# include <stdio.h>
# include <sys/time.h>
# include <unistd.h>
#define CAST_NUM(n) \
(sizeof(n) == sizeof(long) ? \
(unsigned long long) (unsigned long) (n) : \
(unsigned long long) (n))
int
main(void)
{
struct timeval tv;
if (gettimeofday(&tv, NULL))
perror_msg_and_fail("gettimeofday");
static const char sample[] = "futimesat_sample";
unsigned long dirfd = (unsigned long) 0xdeadbeef00000000 | -100U;
long rc = syscall(__NR_futimesat, dirfd, sample, 0);
printf("futimesat(AT_FDCWD, \"%s\", NULL) = %ld %s (%m)\n",
sample, rc, errno2name());
struct timeval *const ts = tail_alloc(sizeof(*ts) * 2);
(void) tail_alloc(1);
dirfd = (unsigned long) 0xdeadbeefffffffff;
rc = syscall(__NR_futimesat, dirfd, 0, ts + 1);
printf("futimesat(%d, NULL, %p) = %ld %s (%m)\n",
(int) dirfd, ts + 1, rc, errno2name());
ts[0].tv_sec = tv.tv_sec;
ts[0].tv_usec = tv.tv_usec;
ts[1].tv_sec = tv.tv_sec - 1;
ts[1].tv_usec = tv.tv_usec + 123456;
(void) close(0);
rc = syscall(__NR_futimesat, 0, "", ts);
printf("futimesat(0, \"\", [{%llu, %llu}, {%llu, %llu}])"
" = %ld %s (%m)\n",
CAST_NUM(ts[0].tv_sec), CAST_NUM(ts[0].tv_usec),
CAST_NUM(ts[1].tv_sec), CAST_NUM(ts[1].tv_usec),
rc, errno2name());
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_futimesat")
#endif