72 lines
1.6 KiB
C
72 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) International Business Machines Corp., 2001
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* 07/2001 Ported by Wayne Boyer
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*/
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/*\
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* [Description]
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*
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* Verify that chmod(2) succeeds when used to change the mode permissions
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* of a file or directory.
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*/
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#include "tst_test.h"
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#define MODE S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH
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#define TESTFILE "testfile"
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#define TESTDIR "testdir_1"
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static int modes[] = {0, 07, 070, 0700, 0777, 02777, 04777, 06777};
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static struct variant {
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char *name;
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unsigned int mode_mask;
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char *desc;
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} variants[] = {
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{TESTFILE, S_IFREG, "verify permissions of file"},
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{TESTDIR, S_IFDIR, "verify permissions of directory"},
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};
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static void verify_chmod(unsigned int n)
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{
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struct stat stat_buf;
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int mode = modes[n];
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struct variant *tc = &variants[tst_variant];
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TST_EXP_PASS(chmod(tc->name, mode), "chmod(%s, %04o)",
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tc->name, mode);
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if (!TST_PASS)
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return;
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SAFE_STAT(tc->name, &stat_buf);
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stat_buf.st_mode &= ~tc->mode_mask;
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if (stat_buf.st_mode == (unsigned int)mode) {
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tst_res(TPASS, "stat(%s) mode=%04o",
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tc->name, stat_buf.st_mode);
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} else {
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tst_res(TFAIL, "stat(%s) mode=%04o",
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tc->name, stat_buf.st_mode);
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}
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}
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static void setup(void)
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{
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tst_res(TINFO, "Testing variant: %s", variants[tst_variant].desc);
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if (tst_variant)
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SAFE_MKDIR(variants[tst_variant].name, MODE);
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else
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SAFE_TOUCH(variants[tst_variant].name, MODE, NULL);
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}
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static struct tst_test test = {
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.setup = setup,
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.test_variants = ARRAY_SIZE(variants),
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.tcnt = ARRAY_SIZE(modes),
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.test = verify_chmod,
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.needs_tmpdir = 1,
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};
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