2 * Check decoding of umode_t type syscall arguments.
4 * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
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16 * derived from this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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34 #ifndef TEST_SYSCALL_PREFIX_ARGS
35 # define TEST_SYSCALL_PREFIX_ARGS
37 #ifndef TEST_SYSCALL_PREFIX_STR
38 # define TEST_SYSCALL_PREFIX_STR ""
41 static const char *sample;
44 test_syscall(unsigned short mode)
46 unsigned long lmode = (unsigned long) 0xffffffffffff0000ULL | mode;
47 long rc = syscall(TEST_SYSCALL_NR, TEST_SYSCALL_PREFIX_ARGS
51 printf("%s(%s\"%s\", 00%d) = %ld %s (%m)\n",
52 TEST_SYSCALL_STR, TEST_SYSCALL_PREFIX_STR,
53 sample, (int) mode, rc, errno2name());
55 printf("%s(%s\"%s\", %#03ho) = %ld %s (%m)\n",
56 TEST_SYSCALL_STR, TEST_SYSCALL_PREFIX_STR,
57 sample, mode, rc, errno2name());
61 main(int ac, char **av)
70 test_syscall(S_IFREG);
71 test_syscall(S_IFDIR | 06);
72 test_syscall(S_IFLNK | 060);
73 test_syscall(S_IFIFO | 0600);
74 test_syscall(S_IFCHR | 024);
75 test_syscall((0xffff & ~S_IFMT) | S_IFBLK);
77 puts("+++ exited with 0 +++");