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/*
* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
* Copyright (c) 2017-2019 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include "scno.h"
#ifdef __NR_ustat
# include <stdio.h>
# include <sys/stat.h>
# include <sys/sysmacros.h>
# include <unistd.h>
# ifdef HAVE_USTAT_H
# include <ustat.h>
# endif
int
main(void)
{
const kernel_ulong_t magic = (kernel_ulong_t) 0xfacefeedffffffff;
unsigned long long buf[4];
unsigned int dev;
long rc;
# ifdef HAVE_USTAT_H
TAIL_ALLOC_OBJECT_CONST_PTR(struct ustat, ust);
struct stat st;
if (stat(".", &st))
perror_msg_and_fail("stat");
dev = (unsigned int) st.st_dev;
rc = syscall(__NR_ustat, dev, ust);
if (rc)
printf("ustat(makedev(%#x, %#x), %p) = %s\n",
major(dev), minor(dev), ust, sprintrc(rc));
else
printf("ustat(makedev(%#x, %#x)"
", {f_tfree=%llu, f_tinode=%llu}) = 0\n",
major(dev), minor(dev),
zero_extend_signed_to_ull(ust->f_tfree),
zero_extend_signed_to_ull(ust->f_tinode));
# endif /* HAVE_USTAT_H */
dev = (unsigned int) magic;
rc = syscall(__NR_ustat, magic, 0);
printf("ustat(makedev(%#x, %#x), NULL) = %s\n",
major(dev), minor(dev), sprintrc(rc));
rc = syscall(__NR_ustat, magic, buf);
printf("ustat(makedev(%#x, %#x), %p) = %s\n",
major(dev), minor(dev), buf, sprintrc(rc));
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_ustat")
#endif
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