40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
/*
|
|
* Check decoding of getresuid/getresgid/getresuid32/getresgid32 syscalls.
|
|
*
|
|
* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
|
|
* Copyright (c) 2016-2018 The strace developers.
|
|
* All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
|
|
#include <assert.h>
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
|
|
int
|
|
main(void)
|
|
{
|
|
TAIL_ALLOC_OBJECT_CONST_PTR(unsigned UGID_TYPE, r);
|
|
TAIL_ALLOC_OBJECT_CONST_PTR(unsigned UGID_TYPE, e);
|
|
TAIL_ALLOC_OBJECT_CONST_PTR(unsigned UGID_TYPE, s);
|
|
|
|
if (syscall(SYSCALL_NR, r, e, s))
|
|
perror_msg_and_fail(SYSCALL_NAME);
|
|
|
|
printf("%s([%u], [%u], [%u]) = 0\n", SYSCALL_NAME,
|
|
(unsigned) *r, (unsigned) *e, (unsigned) *s);
|
|
|
|
assert(syscall(SYSCALL_NR, NULL, e, s) == -1);
|
|
printf("%s(NULL, %p, %p) = -1 EFAULT (%m)\n", SYSCALL_NAME, e, s);
|
|
|
|
assert(syscall(SYSCALL_NR, r, NULL, s) == -1);
|
|
printf("%s(%p, NULL, %p) = -1 EFAULT (%m)\n", SYSCALL_NAME, r, s);
|
|
|
|
assert(syscall(SYSCALL_NR, r, e, NULL) == -1);
|
|
printf("%s(%p, %p, NULL) = -1 EFAULT (%m)\n", SYSCALL_NAME, r, e);
|
|
|
|
puts("+++ exited with 0 +++");
|
|
return 0;
|
|
}
|