95 lines
1.8 KiB
C
95 lines
1.8 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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* 05/2019 Ported to new library: Christian Amann <camann@suse.com>
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*/
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/*
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* Tests if fstat() returns correctly and reports correct file information
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* using the stat structure.
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*/
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#include <errno.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include "tst_test.h"
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#include "tst_safe_macros.h"
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#define TESTFILE "test_file"
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#define FILE_SIZE 1024
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#define FILE_MODE 0644
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static struct stat stat_buf;
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static uid_t user_id;
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static gid_t group_id;
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static int fildes;
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static void run(void)
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{
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int fail = 0;
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TEST(fstat(fildes, &stat_buf));
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if (TST_RET != 0) {
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tst_res(TFAIL | TTERRNO, "fstat() failed");
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return;
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}
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fail = 0;
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if (stat_buf.st_uid != user_id) {
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tst_res(TFAIL, "stat_buf.st_uid = %i expected %i",
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stat_buf.st_uid, user_id);
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fail++;
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}
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if (stat_buf.st_gid != group_id) {
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tst_res(TFAIL, "stat_buf.st_gid = %i expected %i",
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stat_buf.st_gid, group_id);
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fail++;
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}
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if (stat_buf.st_size != FILE_SIZE) {
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tst_res(TFAIL, "stat_buf.st_size = %li expected %i",
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(long)stat_buf.st_size, FILE_SIZE);
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fail++;
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}
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if ((stat_buf.st_mode & 0777) != FILE_MODE) {
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tst_res(TFAIL, "stat_buf.st_mode = %o expected %o",
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(stat_buf.st_mode & 0777), FILE_MODE);
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fail++;
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}
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if (fail)
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return;
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tst_res(TPASS, "fstat() reported correct values.");
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}
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static void setup(void)
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{
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user_id = getuid();
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group_id = getgid();
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umask(0);
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fildes = SAFE_OPEN(TESTFILE, O_WRONLY | O_CREAT, FILE_MODE);
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if (tst_fill_file(TESTFILE, 'a', FILE_SIZE, 1))
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tst_brk(TBROK, "Could not fill Testfile!");
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}
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static void cleanup(void)
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{
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if (fildes > 0)
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SAFE_CLOSE(fildes);
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}
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static struct tst_test test = {
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.test_all = run,
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.setup = setup,
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.cleanup = cleanup,
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.needs_tmpdir = 1,
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};
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