ReactOS 0.4.15-dev-6054-gbddd8b0
futime.c
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1/*
2 * COPYRIGHT: LGPL, See LGPL.txt in the top level directory
3 * PROJECT: ReactOS CRT library
4 * FILE: lib/sdk/crt/time/futime.c
5 * PURPOSE: Implementation of _futime
6 * PROGRAMERS: Wine team
7 */
8
9/*
10 * msvcrt.dll file functions
11 *
12 * Copyright 1996,1998 Marcus Meissner
13 * Copyright 1996 Jukka Iivonen
14 * Copyright 1997,2000 Uwe Bonnes
15 * Copyright 2000 Jon Griffiths
16 * Copyright 2004 Eric Pouech
17 * Copyright 2004 Juan Lang
18 *
19 * This library is free software; you can redistribute it and/or
20 * modify it under the terms of the GNU Lesser General Public
21 * License as published by the Free Software Foundation; either
22 * version 2.1 of the License, or (at your option) any later version.
23 *
24 * This library is distributed in the hope that it will be useful,
25 * but WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
27 * Lesser General Public License for more details.
28 *
29 * You should have received a copy of the GNU Lesser General Public
30 * License along with this library; if not, write to the Free Software
31 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
32 *
33 * TODO
34 * Use the file flag hints O_SEQUENTIAL, O_RANDOM, O_SHORT_LIVED
35 */
36
37#include <precomp.h>
38#define RC_INVOKED 1 // to prevent inline functions
39#include <time.h>
40#include <sys/utime.h>
41#include "bitsfixup.h"
43
44ioinfo* get_ioinfo(int fd);
46
47/******************************************************************************
48 * \name _futime
49 * \brief Set a file's modification time.
50 * \param [out] ptimeb Pointer to a structure of type struct _timeb that
51 * receives the current time.
52 * \sa http://msdn.microsoft.com/en-us/library/95e68951.aspx
53 */
54int
56{
58 FILETIME at, wt;
59
60 if (info->handle == INVALID_HANDLE_VALUE)
61 {
63 return -1;
64 }
65
66 if (!filetime)
67 {
68 time_t currTime;
69 _time(&currTime);
71 (LARGE_INTEGER *)&at);
72 wt = at;
73 }
74 else
75 {
77 (LARGE_INTEGER *)&at);
78 if (filetime->actime == filetime->modtime)
79 {
80 wt = at;
81 }
82 else
83 {
85 (LARGE_INTEGER *)&wt);
86 }
87 }
88
89 if (!SetFileTime(info->handle, NULL, &at, &wt))
90 {
93 return -1 ;
94 }
96 return 0;
97}
#define _time
Definition: bitsfixup.h:16
#define NULL
Definition: types.h:112
#define INVALID_HANDLE_VALUE
Definition: compat.h:731
BOOL WINAPI SetFileTime(IN HANDLE hFile, CONST FILETIME *lpCreationTime OPTIONAL, CONST FILETIME *lpLastAccessTime OPTIONAL, CONST FILETIME *lpLastWriteTime OPTIONAL)
Definition: fileinfo.c:948
__kernel_time_t time_t
Definition: linux.h:252
ioinfo * get_ioinfo(int fd)
Definition: file.c:181
void release_ioinfo(ioinfo *info)
Definition: file.c:263
int _futime(int fd, struct _utimbuf *filetime)
Definition: futime.c:55
NTSYSAPI VOID NTAPI RtlSecondsSince1970ToTime(_In_ ULONG SecondsSince1970, _Out_ PLARGE_INTEGER Time)
void _dosmaperr(unsigned long oserrcode)
Definition: errno.c:81
static int fd
Definition: io.c:51
Definition: utime.h:24
Definition: file.c:40
uint32_t ULONG
Definition: typedefs.h:59
DWORD WINAPI GetLastError(void)
Definition: except.c:1040