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/*
* Check decoding of umode_t type syscall arguments.
*
* Copyright (c) 2016 Dmitry V. Levin <ldv@strace.io>
* Copyright (c) 2016-2024 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include <stdio.h>
#include <unistd.h>
#include <sys/stat.h>
#ifndef TEST_SYSCALL_PREFIX_ARGS
# define TEST_SYSCALL_PREFIX_ARGS
#endif
#ifndef TEST_SYSCALL_PREFIX_STR
# define TEST_SYSCALL_PREFIX_STR ""
#endif
static const char sample[] = ".";
static void
test_syscall(unsigned short mode)
{
unsigned long lmode = (unsigned long) 0xffffffffffff0000ULL | mode;
long rc = syscall(TEST_SYSCALL_NR, TEST_SYSCALL_PREFIX_ARGS
sample, lmode);
if (mode <= 07)
printf("%s(%s\"%s\", 00%d) = %s\n",
TEST_SYSCALL_STR, TEST_SYSCALL_PREFIX_STR,
sample, (int) mode, sprintrc(rc));
else
printf("%s(%s\"%s\", %#03ho) = %s\n",
TEST_SYSCALL_STR, TEST_SYSCALL_PREFIX_STR,
sample, mode, sprintrc(rc));
}
int
main(void)
{
test_syscall(0);
test_syscall(0xffff);
test_syscall(06);
test_syscall(060);
test_syscall(0600);
test_syscall(024);
test_syscall(S_IFREG);
test_syscall(S_IFDIR | 06);
test_syscall(S_IFLNK | 060);
test_syscall(S_IFIFO | 0600);
test_syscall(S_IFCHR | 024);
test_syscall((0xffff & ~S_IFMT) | S_IFBLK);
puts("+++ exited with 0 +++");
return 0;
}
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