mirror of git://anongit.mindrot.org/openssh.git
121 lines
3.2 KiB
C
121 lines
3.2 KiB
C
/*
|
|
* Copyright (c) 2019 Darren Tucker
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice appear in all copies.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#include "includes.h"
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
|
|
#include <errno.h>
|
|
#include <fcntl.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
#define TMPFILE "utimensat.tmp"
|
|
#define TMPFILE2 "utimensat.tmp2"
|
|
|
|
#ifndef AT_SYMLINK_NOFOLLOW
|
|
# define AT_SYMLINK_NOFOLLOW 0x80000000
|
|
#endif
|
|
|
|
int utimensat(int, const char *, const struct timespec[2], int);
|
|
|
|
static void
|
|
cleanup(void)
|
|
{
|
|
(void)unlink(TMPFILE);
|
|
(void)unlink(TMPFILE2);
|
|
}
|
|
|
|
static void
|
|
fail(char *msg, long expect, long got)
|
|
{
|
|
int saved_errno = errno;
|
|
|
|
if (expect == got && got == 0)
|
|
fprintf(stderr, "utimensat: %s: %s\n", msg,
|
|
strerror(saved_errno));
|
|
else
|
|
fprintf(stderr, "utimensat: %s: expected %ld got %ld\n",
|
|
msg, expect, got);
|
|
cleanup();
|
|
exit(1);
|
|
}
|
|
|
|
int
|
|
main(void)
|
|
{
|
|
int fd;
|
|
struct stat sb;
|
|
struct timespec ts[2];
|
|
|
|
cleanup();
|
|
if ((fd = open(TMPFILE, O_CREAT, 0600)) == -1)
|
|
fail("open", 0, 0);
|
|
close(fd);
|
|
|
|
ts[0].tv_sec = 12345678;
|
|
ts[0].tv_nsec = 23456789;
|
|
ts[1].tv_sec = 34567890;
|
|
ts[1].tv_nsec = 45678901;
|
|
if (utimensat(AT_FDCWD, TMPFILE, ts, AT_SYMLINK_NOFOLLOW) == -1)
|
|
fail("utimensat", 0, 0);
|
|
|
|
if (stat(TMPFILE, &sb) == -1)
|
|
fail("stat", 0, 0 );
|
|
if (sb.st_atime != 12345678)
|
|
fail("st_atime", 0, 0 );
|
|
if (sb.st_mtime != 34567890)
|
|
fail("st_mtime", 0, 0 );
|
|
#if 0
|
|
/*
|
|
* Results expected to be rounded to the nearest microsecond.
|
|
* Depends on timestamp precision in kernel and filesystem so
|
|
* disabled by default.
|
|
*/
|
|
if (sb.st_atim.tv_nsec != 23456000)
|
|
fail("atim.tv_nsec", 23456000, sb.st_atim.tv_nsec);
|
|
if (sb.st_mtim.tv_nsec != 45678000)
|
|
fail("mtim.tv_nsec", 45678000, sb.st_mtim.tv_nsec);
|
|
#endif
|
|
|
|
/*
|
|
* POSIX specifies that when given a symlink, AT_SYMLINK_NOFOLLOW
|
|
* should update the symlink and not the destination. The compat
|
|
* code doesn't have a way to do this, so where possible it fails
|
|
* with instead of following a symlink when explicitly asked not to.
|
|
* Here we just test that it does not update the destination.
|
|
*/
|
|
if (rename(TMPFILE, TMPFILE2) == -1)
|
|
fail("rename", 0, 0);
|
|
if (symlink(TMPFILE2, TMPFILE) == -1)
|
|
fail("symlink", 0, 0);
|
|
ts[0].tv_sec = 11223344;
|
|
ts[1].tv_sec = 55667788;
|
|
(void)utimensat(AT_FDCWD, TMPFILE, ts, AT_SYMLINK_NOFOLLOW);
|
|
if (stat(TMPFILE2, &sb) == -1)
|
|
fail("stat", 0, 0 );
|
|
if (sb.st_atime == 11223344)
|
|
fail("utimensat symlink st_atime", 0, 0 );
|
|
if (sb.st_mtime == 55667788)
|
|
fail("utimensat symlink st_mtime", 0, 0 );
|
|
|
|
cleanup();
|
|
exit(0);
|
|
}
|