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Winstat.cpp
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// Copyright (C) 2011 Fog Creek Software // Copyright (C) 2009 Benjamin Pollack // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 2 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program. If not, see <http://www.gnu.org/licenses/>. #include "stdafx.h" #include "Winstat.h" int CWinstat::lstat(LPCTSTR lpszFile, bool bTime64) { const ULONGLONG llDaysBetweenEpochs = 134774L; /* days between 1.1.1601 and 1.1.1970 */ const ULONGLONG llSecsBetweenEpochs = llDaysBetweenEpochs * 86400L; const ULONGLONG llDivisor = 10000000L; WIN32_FIND_DATA data; HANDLE hFind; hFind = ::FindFirstFile(lpszFile, &data); if (hFind == INVALID_HANDLE_VALUE) return -1; ::FindClose(hFind); ullMTime = (((ULONGLONG)data.ftLastWriteTime.dwHighDateTime << 32) + data.ftLastWriteTime.dwLowDateTime); if (!bTime64) { ullMTime /= llDivisor; ullMTime -= llSecsBetweenEpochs; } ullSize = ((ULONGLONG)data.nFileSizeHigh << 32) + data.nFileSizeLow; bIsDir = (data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0; return 0; }