strace/tests/pipe2.c
Dmitry V. Levin 18b582ec11 tests: replace casts of 0xffffffff00000000ULL with F8ILL_KULONG_MASK
* tests/init_delete_module.h (bogus_zero): Remove.
* tests/delete_module.c (main): Replace bogus_zero and
(kernel_ulong_t) 0xffffffff00000000ULL with F8ILL_KULONG_MASK.
* tests/finit_module.c (main): Replace bogus_zero
with F8ILL_KULONG_MASK.
* tests/init_module.c (main): Likewise.
* tests/pipe2.c (main): Likewise.
* tests/epoll_ctl.c (invoke_syscall): Replace
(unsigned long) 0xffffffff00000000ULL with F8ILL_KULONG_MASK.
* tests/rt_tgsigqueueinfo.c (k_tgsigqueueinfo): Likewise.
* tests/fanotify_init.c (main): Likewise.
* tests/xetpgid.c (main): Likewise.
* tests/xetpriority.c (main): Likewise.
(kernel_ulong_t) 0xffffffff00000000ULL with F8ILL_KULONG_MASK.
* tests/fanotify_mark.c (main): Likewise.
* tests/file_handle.c (main): Likewise.
* tests/kexec_load.c (main): Likewise.
* tests/setfsugid.c (main): Likewise.
* tests/getgroups.c (main): Replace (long) 0xffffffff00000000ULL
with F8ILL_KULONG_MASK.
* tests/setgroups.c (main): Replace (long) 0xffffffff00000000ULL
and (unsigned long) 0xffffffff00000000ULL with F8ILL_KULONG_MASK.
2017-02-16 16:36:14 +00:00

70 lines
2.3 KiB
C

/*
* Check decoding of pipe2 syscall.
*
* Copyright (c) 2015-2017 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 <asm/unistd.h>
#ifdef __NR_pipe2
# include <fcntl.h>
# include <stdio.h>
# include <unistd.h>
int
main(void)
{
int *const fds = tail_alloc(sizeof(*fds) * 2);
int *const efault = fds + 1;
long rc;
rc = syscall(__NR_pipe2, fds, F8ILL_KULONG_MASK | O_NONBLOCK);
if (rc)
perror_msg_and_skip("pipe2");
printf("pipe2([%d, %d], O_NONBLOCK) = 0\n", fds[0], fds[1]);
rc = syscall(__NR_pipe2, efault, F8ILL_KULONG_MASK);
printf("pipe2(%p, 0) = %s\n", efault, sprintrc(rc));
if (F8ILL_KULONG_SUPPORTED) {
const kernel_ulong_t ill = f8ill_ptr_to_kulong(fds);
rc = syscall(__NR_pipe2, ill, 0);
printf("pipe2(%#llx, 0) = %s\n",
(unsigned long long) ill, sprintrc(rc));
}
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_pipe2")
#endif