1 /* Struct stat/stat64 to stat/stat64 conversion for Linux.
2    Copyright (C) 2020-2022 Free Software Foundation, Inc.
3    This file is part of the GNU C Library.
4 
5    The GNU C Library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    The GNU C Library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library.  If not, see
17    <https://www.gnu.org/licenses/>.  */
18 
19 #include <stat_t64_cp.h>
20 #include <string.h>
21 #include <errno.h>
22 #include <time.h>
23 
24 #if __TIMESIZE != 64
25 int
__cp_stat64_t64_stat64(const struct __stat64_t64 * st64_t64,struct stat64 * st64)26 __cp_stat64_t64_stat64 (const struct __stat64_t64 *st64_t64,
27 			struct stat64 *st64)
28 {
29   if (! in_time_t_range (st64_t64->st_atim.tv_sec)
30       || ! in_time_t_range (st64_t64->st_mtim.tv_sec)
31       || ! in_time_t_range (st64_t64->st_ctim.tv_sec))
32     {
33       __set_errno (EOVERFLOW);
34       return -1;
35     }
36 
37   /* Clear both pad and reserved fields.  */
38   memset (st64, 0, sizeof (*st64));
39 
40   st64->st_dev = st64_t64->st_dev,
41   st64->st_ino = st64_t64->st_ino;
42   st64->st_mode = st64_t64->st_mode;
43   st64->st_nlink = st64_t64->st_nlink;
44   st64->st_uid = st64_t64->st_uid;
45   st64->st_gid = st64_t64->st_gid;
46   st64->st_rdev = st64_t64->st_rdev;
47   st64->st_size = st64_t64->st_size;
48   st64->st_blksize = st64_t64->st_blksize;
49   st64->st_blocks  = st64_t64->st_blocks;
50   st64->st_atim = valid_timespec64_to_timespec (st64_t64->st_atim);
51   st64->st_mtim = valid_timespec64_to_timespec (st64_t64->st_mtim);
52   st64->st_ctim = valid_timespec64_to_timespec (st64_t64->st_ctim);
53 
54   return 0;
55 }
56 #endif
57