Merge pull request #3760 from akallabeth/filetime_conversion
Fixed time conversion in FileSetFileTime. #3508
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commit
5897d833c8
@ -353,8 +353,18 @@ static BOOL FileUnlockFileEx(HANDLE hFile, DWORD dwReserved, DWORD nNumberOfByte
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return TRUE;
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}
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static BOOL FileSetFileTime(HANDLE hFile, const FILETIME *lpCreationTime,
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const FILETIME *lpLastAccessTime, const FILETIME *lpLastWriteTime)
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static UINT64 FileTimeToUS(const FILETIME* ft)
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{
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const UINT64 EPOCH_DIFF = 11644473600ULL * 1000000ULL;
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UINT64 tmp = ((UINT64)ft->dwHighDateTime) << 32
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| ft->dwLowDateTime;
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tmp /= 10; /* 100ns steps to 1us step */
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tmp -= EPOCH_DIFF;
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return tmp;
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}
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static BOOL FileSetFileTime(HANDLE hFile, const FILETIME* lpCreationTime,
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const FILETIME* lpLastAccessTime, const FILETIME* lpLastWriteTime)
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{
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int rc;
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#if defined(__APPLE__) || defined(ANDROID) || defined(__FreeBSD__)
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@ -365,16 +375,18 @@ static BOOL FileSetFileTime(HANDLE hFile, const FILETIME *lpCreationTime,
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struct timespec times[2]; /* last access, last modification */
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#endif
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WINPR_FILE* pFile = (WINPR_FILE*)hFile;
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const UINT64 EPOCH_DIFF = 11644473600ULL;
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if (!hFile)
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return FALSE;
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#if defined(__APPLE__) || defined(ANDROID) || defined(__FreeBSD__)
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rc = fstat(fileno(pFile->fp), &buf);
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if (rc < 0)
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return FALSE;
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#endif
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if (!lpLastAccessTime)
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{
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#if defined(__FreeBSD__) || defined(__APPLE__)
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@ -394,21 +406,16 @@ static BOOL FileSetFileTime(HANDLE hFile, const FILETIME *lpCreationTime,
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}
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else
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{
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UINT64 tmp = ((UINT64)lpLastAccessTime->dwHighDateTime) << 32
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| lpLastAccessTime->dwLowDateTime;
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tmp -= EPOCH_DIFF;
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tmp /= 10ULL;
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UINT64 tmp = FileTimeToUS(lpLastAccessTime);
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#if defined(ANDROID) || defined(__FreeBSD__) || defined(__APPLE__)
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tmp /= 10000ULL;
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timevals[0].tv_sec = tmp / 10000ULL;
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timevals[0].tv_usec = tmp % 10000ULL;
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timevals[0].tv_sec = tmp / 1000000ULL;
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timevals[0].tv_usec = tmp % 1000000ULL;
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#else
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times[0].tv_sec = tmp / 10000000ULL;
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times[0].tv_nsec = tmp % 10000000ULL;
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times[0].tv_sec = tmp / 1000000ULL;
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times[0].tv_nsec = (tmp % 1000000ULL) * 1000ULL;
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#endif
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}
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if (!lpLastWriteTime)
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{
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#if defined(__FreeBSD__) || defined(__APPLE__)
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@ -428,19 +435,13 @@ static BOOL FileSetFileTime(HANDLE hFile, const FILETIME *lpCreationTime,
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}
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else
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{
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UINT64 tmp = ((UINT64)lpLastWriteTime->dwHighDateTime) << 32
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| lpLastWriteTime->dwLowDateTime;
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tmp -= EPOCH_DIFF;
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tmp /= 10ULL;
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UINT64 tmp = FileTimeToUS(lpLastWriteTime);
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#if defined(ANDROID) || defined(__FreeBSD__) || defined(__APPLE__)
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tmp /= 10000ULL;
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timevals[1].tv_sec = tmp / 10000ULL;
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timevals[1].tv_usec = tmp % 10000ULL;
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timevals[1].tv_sec = tmp / 1000000ULL;
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timevals[1].tv_usec = tmp % 1000000ULL;
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#else
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times[1].tv_sec = tmp / 10000000ULL;
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times[1].tv_nsec = tmp % 10000000ULL;
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times[1].tv_sec = tmp / 1000000ULL;
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times[1].tv_nsec = (tmp % 1000000ULL) * 1000ULL;
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#endif
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}
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@ -450,11 +451,11 @@ static BOOL FileSetFileTime(HANDLE hFile, const FILETIME *lpCreationTime,
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#else
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rc = futimens(fileno(pFile->fp), times);
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#endif
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if (rc != 0)
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return FALSE;
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return TRUE;
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}
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static HANDLE_OPS fileOps = {
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@ -759,6 +760,8 @@ HANDLE CreateFileA(LPCSTR lpFileName, DWORD dwDesiredAccess, DWORD dwShareMode,
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{
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HANDLE hFile;
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WCHAR* lpFileNameW = NULL;
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ConvertToUnicode(CP_UTF8, 0, lpFileName, -1, &lpFileNameW, 0);
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