55 lines
1.0 KiB
C
55 lines
1.0 KiB
C
/*
|
|
* Check decoding of setns syscall.
|
|
*
|
|
* Copyright (c) 2016 Eugene Syromyatnikov <evgsyr@gmail.com>
|
|
* Copyright (c) 2016-2018 The strace developers.
|
|
* All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
|
|
#include "tests.h"
|
|
|
|
#include <asm/unistd.h>
|
|
|
|
#ifdef __NR_setns
|
|
|
|
# include <stdio.h>
|
|
# include <unistd.h>
|
|
|
|
int
|
|
main(void)
|
|
{
|
|
static const kernel_ulong_t bogus_fd =
|
|
(kernel_ulong_t) 0xfeedfacedeadc0deULL;
|
|
|
|
static struct {
|
|
kernel_ulong_t val;
|
|
const char *str;
|
|
} nstypes[] = {
|
|
{ (kernel_ulong_t) 0xdefaced100000000ULL, "0" },
|
|
{ (kernel_ulong_t) 0xbadc0dedfeedfaceULL,
|
|
"0xfeedface /* CLONE_NEW??? */" },
|
|
{ (kernel_ulong_t) 0xca75f15702000000ULL, "CLONE_NEWCGROUP" },
|
|
};
|
|
|
|
long rc;
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(nstypes); i++) {
|
|
rc = syscall(__NR_setns, bogus_fd, nstypes[i].val);
|
|
printf("setns(%d, %s) = %s\n",
|
|
(int) bogus_fd, nstypes[i].str, sprintrc(rc));
|
|
}
|
|
|
|
puts("+++ exited with 0 +++");
|
|
|
|
return 0;
|
|
}
|
|
|
|
#else
|
|
|
|
SKIP_MAIN_UNDEFINED("__NR_setns");
|
|
|
|
#endif
|