1 /*
2 * Copyright (C) 2013 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <sys/time.h>
30
31 #include <errno.h>
32 #include <fcntl.h>
33 #include <sys/stat.h>
34
35 #include "private/bionic_time_conversions.h"
36
futimesat(int fd,const char * path,const timeval tv[2],int flags)37 static int futimesat(int fd, const char* path, const timeval tv[2], int flags) {
38 timespec ts[2];
39 if (tv && (!timespec_from_timeval(ts[0], tv[0]) || !timespec_from_timeval(ts[1], tv[1]))) {
40 errno = EINVAL;
41 return -1;
42 }
43 return utimensat(fd, path, tv ? ts : nullptr, flags);
44 }
45
utimes(const char * path,const timeval tv[2])46 int utimes(const char* path, const timeval tv[2]) {
47 return futimesat(AT_FDCWD, path, tv, 0);
48 }
49
lutimes(const char * path,const timeval tv[2])50 int lutimes(const char* path, const timeval tv[2]) {
51 return futimesat(AT_FDCWD, path, tv, AT_SYMLINK_NOFOLLOW);
52 }
53
futimesat(int fd,const char * path,const timeval tv[2])54 int futimesat(int fd, const char* path, const timeval tv[2]) {
55 return futimesat(fd, path, tv, 0);
56 }
57
futimes(int fd,const timeval tv[2])58 int futimes(int fd, const timeval tv[2]) {
59 timespec ts[2];
60 if (tv && (!timespec_from_timeval(ts[0], tv[0]) || !timespec_from_timeval(ts[1], tv[1]))) {
61 errno = EINVAL;
62 return -1;
63 }
64 return futimens(fd, tv ? ts : nullptr);
65 }
66