| 1 | /* Struct stat/stat64 to stat/stat64 conversion for Linux. |
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| 2 | Copyright (C) 2020-2024 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library. If not, see |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #include <stat_t64_cp.h> |
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| 20 | #include <string.h> |
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| 21 | #include <errno.h> |
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| 22 | #include <time.h> |
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| 23 | |
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| 24 | #if __TIMESIZE != 64 |
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| 25 | int |
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| 26 | __cp_stat64_t64_stat64 (const struct __stat64_t64 *st64_t64, |
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| 27 | struct stat64 *st64) |
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| 28 | { |
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| 29 | if (! in_time_t_range (st64_t64->st_atim.tv_sec) |
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| 30 | || ! in_time_t_range (st64_t64->st_mtim.tv_sec) |
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| 31 | || ! in_time_t_range (st64_t64->st_ctim.tv_sec)) |
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| 32 | { |
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| 33 | __set_errno (EOVERFLOW); |
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| 34 | return -1; |
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| 35 | } |
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| 36 | |
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| 37 | /* Clear both pad and reserved fields. */ |
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| 38 | memset (st64, 0, sizeof (*st64)); |
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| 39 | |
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| 40 | st64->st_dev = st64_t64->st_dev, |
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| 41 | st64->st_ino = st64_t64->st_ino; |
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| 42 | st64->st_mode = st64_t64->st_mode; |
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| 43 | st64->st_nlink = st64_t64->st_nlink; |
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| 44 | st64->st_uid = st64_t64->st_uid; |
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| 45 | st64->st_gid = st64_t64->st_gid; |
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| 46 | st64->st_rdev = st64_t64->st_rdev; |
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| 47 | st64->st_size = st64_t64->st_size; |
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| 48 | st64->st_blksize = st64_t64->st_blksize; |
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| 49 | st64->st_blocks = st64_t64->st_blocks; |
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| 50 | st64->st_atim = valid_timespec64_to_timespec (st64_t64->st_atim); |
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| 51 | st64->st_mtim = valid_timespec64_to_timespec (st64_t64->st_mtim); |
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| 52 | st64->st_ctim = valid_timespec64_to_timespec (st64_t64->st_ctim); |
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| 53 | |
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| 54 | return 0; |
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| 55 | } |
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| 56 | #endif |
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| 57 | |
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