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Kitware
GitHub Repository: Kitware/CMake
 Path: blob/master/Utilities/cmlibarchive/libarchive/archive_entry_copy_bhfi.c
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/*-

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 * Copyright (c) 2003-2007 Tim Kientzle

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 * All rights reserved.

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 *

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 * Redistribution and use in source and binary forms, with or without

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 * modification, are permitted provided that the following conditions

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 * are met:

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 * 1. Redistributions of source code must retain the above copyright

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 *    notice, this list of conditions and the following disclaimer.

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 * 2. Redistributions in binary form must reproduce the above copyright

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 *    notice, this list of conditions and the following disclaimer in the

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 *    documentation and/or other materials provided with the distribution.

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 *

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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR

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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

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 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,

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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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 */

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#include "archive_platform.h"

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#include "archive_private.h"

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#include "archive_entry.h"

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#if defined(_WIN32) && !defined(__CYGWIN__)

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#define EPOC_TIME ARCHIVE_LITERAL_ULL(116444736000000000)

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__inline static void

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fileTimeToUtc(const FILETIME *filetime, time_t *t, long *ns)

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{

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	ULARGE_INTEGER utc;

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	utc.HighPart = filetime->dwHighDateTime;

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	utc.LowPart  = filetime->dwLowDateTime;

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	if (utc.QuadPart >= EPOC_TIME) {

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		utc.QuadPart -= EPOC_TIME;

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		*t = (time_t)(utc.QuadPart / 10000000);	/* milli seconds base */

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		*ns = (long)(utc.QuadPart % 10000000) * 100;/* nano seconds base */

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	} else {

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		*t = 0;

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		*ns = 0;

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	}

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}

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void

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archive_entry_copy_bhfi(struct archive_entry *entry,

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			BY_HANDLE_FILE_INFORMATION *bhfi)

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{

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	time_t secs;

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	long nsecs;

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	fileTimeToUtc(&bhfi->ftLastAccessTime, &secs, &nsecs);

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	archive_entry_set_atime(entry, secs, nsecs);

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	fileTimeToUtc(&bhfi->ftLastWriteTime, &secs, &nsecs);

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	archive_entry_set_mtime(entry, secs, nsecs);

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	fileTimeToUtc(&bhfi->ftCreationTime, &secs, &nsecs);

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	archive_entry_set_birthtime(entry, secs, nsecs);

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	archive_entry_set_ctime(entry, secs, nsecs);

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	archive_entry_set_dev(entry, bhfi->dwVolumeSerialNumber);

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	archive_entry_set_ino64(entry, (((int64_t)bhfi->nFileIndexHigh) << 32)

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		+ bhfi->nFileIndexLow);

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	archive_entry_set_nlink(entry, bhfi->nNumberOfLinks);

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	archive_entry_set_size(entry, (((int64_t)bhfi->nFileSizeHigh) << 32)

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		+ bhfi->nFileSizeLow);

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	/* archive_entry_set_mode(entry, st->st_mode); */

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}

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#endif

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