public static unsafe void SetLastWriteTimeUtc(string path, DateTime lastWriteTimeUtc)
{
SafeFileHandle handle;
using (OpenFile(path, FileAccess.Write, out handle))
{
Win32Native.FILE_TIME lastWriteTime = new Win32Native.FILE_TIME(lastWriteTimeUtc.ToFileTimeUtc());
if (!Win32Native.SetFileTime(handle, null, null, &lastWriteTime))
{
__Error.WinIOError(Marshal.GetLastWin32Error(), path);
}
}
}
public static unsafe void SetLastAccessTimeUtc(string path, DateTime lastAccessTimeUtc)
{
if ((Environment.OSInfo & Environment.OSName.WinNT) == Environment.OSName.WinNT)
{
using (SafeFileHandle handle = OpenHandle(path))
{
Win32Native.FILE_TIME lastAccessTime = new Win32Native.FILE_TIME(lastAccessTimeUtc.ToFileTimeUtc());
if (!Win32Native.SetFileTime(handle, null, &lastAccessTime, null))
{
__Error.WinIOError(Marshal.GetLastWin32Error(), path);
}
}
}
}
/// <include file='doc\Directory.uex' path='docs/doc[@for="Directory.SetLastAccessTime"]/*' />
public unsafe static void SetLastAccessTime(String path, DateTime lastAccessTime)
{
{
IntPtr handle = Directory.OpenHandle(path);
Win32Native.FILE_TIME fileTime = new Win32Native.FILE_TIME(lastAccessTime.ToFileTime());
bool r = Win32Native.SetFileTime(handle, null, &fileTime, null);
if (!r)
{
int errorCode = Marshal.GetLastWin32Error();
Win32Native.CloseHandle(handle);
__Error.WinIOError(errorCode, path);
}
Win32Native.CloseHandle(handle);
}
}
internal static extern void _GetDateNotBefore(SafeCertContextHandle safeCertContext, ref Win32Native.FILE_TIME fileTime);
