You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
85 lines
2.7 KiB
85 lines
2.7 KiB
/* |
|
* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com> |
|
* 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 <asm/unistd.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(%u, %u), %p) = %s\n", |
|
major(dev), minor(dev), ust, sprintrc(rc)); |
|
else |
|
printf("ustat(makedev(%u, %u)" |
|
", {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(%u, %u), NULL) = %s\n", |
|
major(dev), minor(dev), sprintrc(rc)); |
|
|
|
rc = syscall(__NR_ustat, magic, buf); |
|
printf("ustat(makedev(%u, %u), %p) = %s\n", |
|
major(dev), minor(dev), buf, sprintrc(rc)); |
|
|
|
puts("+++ exited with 0 +++"); |
|
return 0; |
|
} |
|
|
|
#else |
|
|
|
SKIP_MAIN_UNDEFINED("__NR_ustat") |
|
|
|
#endif
|
|
|